Merge branch 'master' into monika_ellie_UI

14 files changed, 768 insertions, 376 deletions

diff --git a/src/client/views/collections/CollectionBaseView.tsx b/src/client/views/collections/CollectionBaseView.tsx
index 6801b94fd..4a296493a 100644
--- a/src/client/views/collections/CollectionBaseView.tsx
+++ b/src/client/views/collections/CollectionBaseView.tsx
@@ -22,6 +22,24 @@ export enum CollectionViewType {
     Masonry
 }
 
+export namespace CollectionViewType {
+
+    const stringMapping = new Map<string, CollectionViewType>([
+        ["invalid", CollectionViewType.Invalid],
+        ["freeform", CollectionViewType.Freeform],
+        ["schema", CollectionViewType.Schema],
+        ["docking", CollectionViewType.Docking],
+        ["tree", CollectionViewType.Tree],
+        ["stacking", CollectionViewType.Stacking],
+        ["masonry", CollectionViewType.Masonry]
+    ]);
+
+    export const valueOf = (value: string) => {
+        return stringMapping.get(value.toLowerCase());
+    };
+
+}
+
 export interface CollectionRenderProps {
     addDocument: (document: Doc, allowDuplicates?: boolean) => boolean;
     removeDocument: (document: Doc) => boolean;
@@ -65,7 +83,7 @@ export class CollectionBaseView extends React.Component<CollectionViewProps> {
 
     active = (): boolean => {
         var isSelected = this.props.isSelected();
-        return isSelected || this._isChildActive || this.props.renderDepth === 0 || BoolCast(this.props.Document.excludeFromLibrary);
+        return isSelected || BoolCast(this.props.Document.forceActive) || this._isChildActive || this.props.renderDepth === 0 || BoolCast(this.props.Document.excludeFromLibrary);
     }
 
     //TODO should this be observable?
@@ -81,7 +99,7 @@ export class CollectionBaseView extends React.Component<CollectionViewProps> {
     addDocument(doc: Doc, allowDuplicates: boolean = false): boolean {
         var curPage = NumCast(this.props.Document.curPage, -1);
         Doc.GetProto(doc).page = curPage;
-        if (curPage >= 0) {
+        if (this.props.fieldExt) { // bcz: fieldExt !== undefined means this is an overlay layer
             Doc.GetProto(doc).annotationOn = this.props.Document;
         }
         allowDuplicates = true;
@@ -108,8 +126,7 @@ export class CollectionBaseView extends React.Component<CollectionViewProps> {
         let value = Cast(targetDataDoc[targetField], listSpec(Doc), []);
         let index = value.reduce((p, v, i) => (v instanceof Doc && v[Id] === doc[Id]) ? i : p, -1);
         PromiseValue(Cast(doc.annotationOn, Doc)).then(annotationOn =>
-            annotationOn === this.dataDoc.Document && (doc.annotationOn = undefined)
-        );
+            annotationOn === this.dataDoc.Document && (doc.annotationOn = undefined));
 
         if (index !== -1) {
             value.splice(index, 1);
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index f559480ed..7332a490a 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -18,7 +18,6 @@ import { SelectionManager } from '../../util/SelectionManager';
 import { Transform } from '../../util/Transform';
 import { undoBatch, UndoManager } from "../../util/UndoManager";
 import { DocumentView } from "../nodes/DocumentView";
-import { CollectionViewType } from './CollectionBaseView';
 import "./CollectionDockingView.scss";
 import { SubCollectionViewProps } from "./CollectionSubView";
 import { ParentDocSelector } from './ParentDocumentSelector';
@@ -390,7 +389,7 @@ export class CollectionDockingView extends React.Component<SubCollectionViewProp
                 const stack = tab.contentItem.parent;
                 // shifts the focus to this tab when another tab is dragged over it
                 tab.element[0].onmouseenter = (e: any) => {
-                    if (!this._isPointerDown) return;
+                    if (!this._isPointerDown || !SelectionManager.GetIsDragging()) return;
                     var activeContentItem = tab.header.parent.getActiveContentItem();
                     if (tab.contentItem !== activeContentItem) {
                         tab.header.parent.setActiveContentItem(tab.contentItem);
@@ -410,10 +409,10 @@ export class CollectionDockingView extends React.Component<SubCollectionViewProp
                 tab.reactComponents = [dragSpan, upDiv];
                 tab.element.append(dragSpan);
                 tab.element.append(upDiv);
-                tab.reactionDisposer = reaction(() => [doc.title],
-                    () => {
-                        tab.titleElement[0].textContent = doc.title;
-                    }, { fireImmediately: true });
+                tab.reactionDisposer = reaction(() => [doc.title, Doc.IsBrushedDegree(doc)], () => {
+                    tab.titleElement[0].textContent = doc.title, { fireImmediately: true };
+                    tab.titleElement[0].style.outline = `${["transparent", "white", "white"][Doc.IsBrushedDegree(doc)]} ${["none", "dashed", "solid"][Doc.IsBrushedDegree(doc)]} 1px`;
+                });
                 //TODO why can't this just be doc instead of the id?
                 tab.titleElement[0].DashDocId = tab.contentItem.config.props.documentId;
             }
@@ -421,9 +420,7 @@ export class CollectionDockingView extends React.Component<SubCollectionViewProp
         tab.titleElement[0].Tab = tab;
         tab.closeElement.off('click') //unbind the current click handler
             .click(async function () {
-                if (tab.reactionDisposer) {
-                    tab.reactionDisposer();
-                }
+                tab.reactionDisposer && tab.reactionDisposer();
                 let doc = await DocServer.GetRefField(tab.contentItem.config.props.documentId);
                 if (doc instanceof Doc) {
                     let theDoc = doc;
@@ -511,7 +508,7 @@ interface DockedFrameProps {
 }
 @observer
 export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
-    _mainCont = React.createRef<HTMLDivElement>();
+    _mainCont: HTMLDivElement | undefined = undefined;
     @observable private _panelWidth = 0;
     @observable private _panelHeight = 0;
     @observable private _document: Opt<Doc>;
@@ -551,14 +548,15 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
     private onActiveContentItemChanged() {
         if (this.props.glContainer.tab) {
             this._isActive = this.props.glContainer.tab.isActive;
+            !this._isActive && this._document && Doc.UnBrushDoc(this._document); // bcz: bad -- trying to simulate a pointer leave event when a new tab is opened up on top of an existing one.
         }
     }
 
-    panelWidth = () => Math.min(this._panelWidth, Math.max(NumCast(this._document!.width), this.nativeWidth()));
-    panelHeight = () => Math.min(this._panelHeight, Math.max(NumCast(this._document!.height), NumCast(this._document!.nativeHeight, this._panelHeight)));
+    panelWidth = () => this._document!.ignoreAspect ? this._panelWidth : Math.min(this._panelWidth, Math.max(NumCast(this._document!.width), this.nativeWidth()));
+    panelHeight = () => this._document!.ignoreAspect ? this._panelHeight : Math.min(this._panelHeight, Math.max(NumCast(this._document!.height), NumCast(this._document!.nativeHeight, this._panelHeight)));
 
-    nativeWidth = () => !BoolCast(this._document!.ignoreAspect) ? NumCast(this._document!.nativeWidth, this._panelWidth) : 0;
-    nativeHeight = () => !BoolCast(this._document!.ignoreAspect) ? NumCast(this._document!.nativeHeight, this._panelHeight) : 0;
+    nativeWidth = () => !this._document!.ignoreAspect ? NumCast(this._document!.nativeWidth) || this._panelWidth : 0;
+    nativeHeight = () => !this._document!.ignoreAspect ? NumCast(this._document!.nativeHeight) || this._panelHeight : 0;
 
     contentScaling = () => {
         const nativeH = this.nativeHeight();
@@ -569,9 +567,9 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
     }
 
     ScreenToLocalTransform = () => {
-        if (this._mainCont.current && this._mainCont.current.children) {
-            let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.current.children[0].firstChild as HTMLElement);
-            scale = Utils.GetScreenTransform(this._mainCont.current).scale;
+        if (this._mainCont && this._mainCont!.children) {
+            let { scale, translateX, translateY } = Utils.GetScreenTransform(this._mainCont.children[0].firstChild as HTMLElement);
+            scale = Utils.GetScreenTransform(this._mainCont).scale;
             return CollectionDockingView.Instance.props.ScreenToLocalTransform().translate(-translateX, -translateY).scale(1 / this.contentScaling() / scale);
         }
         return Transform.Identity();
@@ -616,7 +614,13 @@ export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
 
     @computed get content() {
         return (
-            <div className="collectionDockingView-content" ref={this._mainCont}
+            <div className="collectionDockingView-content" ref={action((ref: HTMLDivElement) => {
+                this._mainCont = ref;
+                if (ref) {
+                    this._panelWidth = Number(getComputedStyle(ref).width!.replace("px", ""));
+                    this._panelHeight = Number(getComputedStyle(ref).height!.replace("px", ""));
+                }
+            })}
                 style={{ transform: `translate(${this.previewPanelCenteringOffset}px, 0px)` }}>
                 {this.docView}
             </div >);
diff --git a/src/client/views/collections/CollectionPDFView.tsx b/src/client/views/collections/CollectionPDFView.tsx
index 70010819a..8eda4d9ee 100644
--- a/src/client/views/collections/CollectionPDFView.tsx
+++ b/src/client/views/collections/CollectionPDFView.tsx
@@ -1,66 +1,31 @@
-import { action, IReactionDisposer, observable, reaction } from "mobx";
+import { computed } from "mobx";
 import { observer } from "mobx-react";
-import { WidthSym, HeightSym } from "../../../new_fields/Doc";
 import { Id } from "../../../new_fields/FieldSymbols";
-import { NumCast } from "../../../new_fields/Types";
 import { emptyFunction } from "../../../Utils";
 import { ContextMenu } from "../ContextMenu";
 import { FieldView, FieldViewProps } from "../nodes/FieldView";
+import { PDFBox } from "../nodes/PDFBox";
 import { CollectionBaseView, CollectionRenderProps, CollectionViewType } from "./CollectionBaseView";
 import { CollectionFreeFormView } from "./collectionFreeForm/CollectionFreeFormView";
 import "./CollectionPDFView.scss";
 import React = require("react");
-import { PDFBox } from "../nodes/PDFBox";
 
 
 @observer
 export class CollectionPDFView extends React.Component<FieldViewProps> {
-    private _pdfBox?: PDFBox;
-    private _reactionDisposer?: IReactionDisposer;
-    private _buttonTray: React.RefObject<HTMLDivElement>;
-
-    constructor(props: FieldViewProps) {
-        super(props);
-
-        this._buttonTray = React.createRef();
-    }
-
-    componentDidMount() {
-        this._reactionDisposer = reaction(
-            () => NumCast(this.props.Document.scrollY),
-            () => {
-                this.props.Document.panY = NumCast(this.props.Document.scrollY);
-            },
-            { fireImmediately: true }
-        );
-    }
-
-    componentWillUnmount() {
-        this._reactionDisposer && this._reactionDisposer();
-    }
-
     public static LayoutString(fieldKey: string = "data", fieldExt: string = "annotations") {
         return FieldView.LayoutString(CollectionPDFView, fieldKey, fieldExt);
     }
-    @observable _inThumb = false;
 
-    private set curPage(value: number) { this._pdfBox && this._pdfBox.GotoPage(value); }
-    private get curPage() { return NumCast(this.props.Document.curPage, -1); }
-    private get numPages() { return NumCast(this.props.Document.numPages); }
-    @action onPageBack = () => this._pdfBox && this._pdfBox.BackPage();
-    @action onPageForward = () => this._pdfBox && this._pdfBox.ForwardPage();
+    private _pdfBox?: PDFBox;
+    private _buttonTray: React.RefObject<HTMLDivElement> = React.createRef();
 
-    nativeWidth = () => NumCast(this.props.Document.nativeWidth);
-    nativeHeight = () => NumCast(this.props.Document.nativeHeight);
-    private get uIButtons() {
-        let ratio = (this.curPage - 1) / this.numPages * 100;
+    @computed
+    get uIButtons() {
         return (
             <div className="collectionPdfView-buttonTray" ref={this._buttonTray} key="tray" style={{ height: "100%" }}>
-                <button className="collectionPdfView-backward" onClick={this.onPageBack}>{"<"}</button>
-                <button className="collectionPdfView-forward" onClick={this.onPageForward}>{">"}</button>
-                {/* <div className="collectionPdfView-slider" onPointerDown={this.onThumbDown} style={{ top: 60, left: -20, width: 50, height: `calc(100% - 80px)` }} >
-                    <div className="collectionPdfView-thumb" onPointerDown={this.onThumbDown} style={{ top: `${ratio}%`, width: 50, height: 50 }} />
-                </div> */}
+                <button className="collectionPdfView-backward" onClick={() => this._pdfBox && this._pdfBox.BackPage()}>{"<"}</button>
+                <button className="collectionPdfView-forward" onClick={() => this._pdfBox && this._pdfBox.ForwardPage()}>{">"}</button>
             </div>
         );
     }
@@ -73,20 +38,16 @@ export class CollectionPDFView extends React.Component<FieldViewProps> {
 
     setPdfBox = (pdfBox: PDFBox) => { this._pdfBox = pdfBox; };
 
-
-    private subView = (_type: CollectionViewType, renderProps: CollectionRenderProps) => {
-        let props = { ...this.props, ...renderProps };
-        return (
-            <>
-                <CollectionFreeFormView {...props} setPdfBox={this.setPdfBox} CollectionView={this} chromeCollapsed={true} />
-                {renderProps.active() ? this.uIButtons : (null)}
-            </>
-        );
+    subView = (_type: CollectionViewType, renderProps: CollectionRenderProps) => {
+        return (<>
+            <CollectionFreeFormView {...this.props} {...renderProps} setPdfBox={this.setPdfBox} CollectionView={this} chromeCollapsed={true} />
+            {renderProps.active() ? this.uIButtons : (null)}
+        </>);
     }
 
     render() {
         return (
-            <CollectionBaseView {...this.props} className={`collectionPdfView-cont${this._inThumb ? "-dragging" : ""}`} onContextMenu={this.onContextMenu}>
+            <CollectionBaseView {...this.props} className={"collectionPdfView-cont"} onContextMenu={this.onContextMenu}>
                 {this.subView}
             </CollectionBaseView>
         );
diff --git a/src/client/views/collections/CollectionSchemaView.scss b/src/client/views/collections/CollectionSchemaView.scss
index 01744fb34..e0cedc210 100644
--- a/src/client/views/collections/CollectionSchemaView.scss
+++ b/src/client/views/collections/CollectionSchemaView.scss
@@ -22,30 +22,6 @@
         overflow: scroll;
     }
 
-    .collectionSchemaView-previewRegion {
-        position: relative;
-        background: $light-color;
-        height: 100%;
-
-        .collectionSchemaView-previewDoc {
-            height: 100%;
-            width: 100%;
-            position: absolute;
-        }
-
-        .collectionSchemaView-input {
-            position: absolute;
-            max-width: 150px;
-            width: 100%;
-            bottom: 0px;
-        }
-
-        .documentView-node:first-child {
-            position: relative;
-            background: $light-color;
-        }
-    }
-
     .collectionSchemaView-dividerDragger {
         position: relative;
         height: 100%;
@@ -62,6 +38,30 @@
     }
 }
 
+.collectionSchemaView-previewRegion {
+    position: relative;
+    background: $light-color;
+    height: auto !important;
+
+    .collectionSchemaView-previewDoc {
+        height: 100%;
+        width: 100%;
+        position: absolute;
+    }
+
+    .collectionSchemaView-input {
+        position: absolute;
+        max-width: 150px;
+        width: 100%;
+        bottom: 0px;
+    }
+
+    .documentView-node:first-child {
+        position: relative;
+        background: $light-color;
+    }
+}
+
 .ReactTable {
     width: 100%;
     background: white;
diff --git a/src/client/views/collections/CollectionSchemaView.tsx b/src/client/views/collections/CollectionSchemaView.tsx
index 75787c0a8..4537dcc85 100644
--- a/src/client/views/collections/CollectionSchemaView.tsx
+++ b/src/client/views/collections/CollectionSchemaView.tsx
@@ -30,7 +30,7 @@ import { undoBatch } from "../../util/UndoManager";
 import { CollectionSchemaHeader, CollectionSchemaAddColumnHeader } from "./CollectionSchemaHeaders";
 import { CellProps, CollectionSchemaCell, CollectionSchemaNumberCell, CollectionSchemaStringCell, CollectionSchemaBooleanCell, CollectionSchemaCheckboxCell, CollectionSchemaDocCell } from "./CollectionSchemaCells";
 import { MovableColumn, MovableRow } from "./CollectionSchemaMovableTableHOC";
-import { ComputedField } from "../../../new_fields/ScriptField";
+import { ComputedField, ScriptField } from "../../../new_fields/ScriptField";
 import { SchemaHeaderField } from "../../../new_fields/SchemaHeaderField";
 
 
@@ -50,7 +50,7 @@ const columnTypes: Map<string, ColumnType> = new Map([
     ["title", ColumnType.String],
     ["x", ColumnType.Number], ["y", ColumnType.Number], ["width", ColumnType.Number], ["height", ColumnType.Number],
     ["nativeWidth", ColumnType.Number], ["nativeHeight", ColumnType.Number], ["isPrototype", ColumnType.Boolean],
-    ["page", ColumnType.Number], ["curPage", ColumnType.Number], ["libraryBrush", ColumnType.Boolean], ["zIndex", ColumnType.Number]
+    ["page", ColumnType.Number], ["curPage", ColumnType.Number], ["zIndex", ColumnType.Number]
 ]);
 
 @observer
@@ -303,13 +303,13 @@ export class SchemaTable extends React.Component<SchemaTableProps> {
             return resized;
         }, [] as { "id": string, "value": number }[]);
     }
-    @computed get sorted(): { "id": string, "desc"?: true }[] {
+    @computed get sorted(): { id: string, desc: boolean }[] {
         return this.columns.reduce((sorted, shf) => {
             if (shf.desc) {
                 sorted.push({ "id": shf.heading, "desc": shf.desc });
             }
             return sorted;
-        }, [] as { "id": string, "desc"?: true }[]);
+        }, [] as { id: string, desc: boolean }[]);
     }
 
     @computed get borderWidth() { return Number(COLLECTION_BORDER_WIDTH); }
@@ -899,6 +899,7 @@ interface CollectionSchemaPreviewProps {
     height: () => number;
     showOverlays?: (doc: Doc) => { title?: string, caption?: string };
     CollectionView?: CollectionView | CollectionPDFView | CollectionVideoView;
+    onClick?: ScriptField;
     getTransform: () => Transform;
     addDocument: (document: Doc, allowDuplicates?: boolean) => boolean;
     moveDocument: (document: Doc, target: Doc, addDoc: ((doc: Doc) => boolean)) => boolean;
@@ -988,23 +989,24 @@ export class CollectionSchemaPreview extends React.Component<CollectionSchemaPre
                         DataDoc={this.props.DataDocument}
                         Document={this.props.Document}
                         fitToBox={this.props.fitToBox}
-                        renderDepth={this.props.renderDepth + 1}
-                        selectOnLoad={false}
+                        onClick={this.props.onClick}
                         showOverlays={this.props.showOverlays}
                         addDocument={this.props.addDocument}
                         removeDocument={this.props.removeDocument}
                         moveDocument={this.props.moveDocument}
+                        whenActiveChanged={this.props.whenActiveChanged}
+                        ContainingCollectionView={this.props.CollectionView}
+                        addDocTab={this.props.addDocTab}
+                        parentActive={this.props.active}
                         ScreenToLocalTransform={this.getTransform}
+                        renderDepth={this.props.renderDepth + 1}
+                        selectOnLoad={false}
                         ContentScaling={this.contentScaling}
                         PanelWidth={this.PanelWidth}
                         PanelHeight={this.PanelHeight}
-                        ContainingCollectionView={this.props.CollectionView}
                         focus={emptyFunction}
                         backgroundColor={returnEmptyString}
-                        parentActive={this.props.active}
-                        whenActiveChanged={this.props.whenActiveChanged}
                         bringToFront={emptyFunction}
-                        addDocTab={this.props.addDocTab}
                         zoomToScale={emptyFunction}
                         getScale={returnOne}
                     />
diff --git a/src/client/views/collections/CollectionStackingView.scss b/src/client/views/collections/CollectionStackingView.scss
index 271ad2d58..01d4ea2b6 100644
--- a/src/client/views/collections/CollectionStackingView.scss
+++ b/src/client/views/collections/CollectionStackingView.scss
@@ -1,10 +1,15 @@
 @import "../globalCssVariables";
 
-.collectionStackingView {
+.collectionMasonryView {
+    display:inline;
+}
+.collectionStackingView{
+    display: flex;
+}
+.collectionStackingView, .collectionMasonryView{
     height: 100%;
     width: 100%;
     position: absolute;
-    display: flex;
     top: 0;
     overflow-y: auto;
     flex-wrap: wrap;
@@ -31,14 +36,20 @@
     .collectionStackingView-masonrySingle,
     .collectionStackingView-masonryGrid {
         width: 100%;
-        height: 100%;
-        position: absolute;
         display: grid;
         top: 0;
         left: 0;
-        width: 100%;
+    }
+    .collectionStackingView-masonrySingle {
+        height: 100%;
         position: absolute;
     }
+    .collectionStackingView-masonryGrid {
+        margin: auto;
+        height: max-content;
+        position: relative;
+        grid-auto-rows: 0px;
+    }
 
     .collectionStackingView-masonrySingle {
         width: 100%;
@@ -80,12 +91,17 @@
         height: 100%;
         margin: auto;
     }
+    
+    .collectionStackingView-masonrySection {
+        margin: auto;
+    }
 
     .collectionStackingView-sectionHeader {
         text-align: center;
         margin-left: 2px;
         margin-right: 2px;
         margin-top: 10px;
+        background: gray;
         // overflow: hidden; overflow is visible so the color menu isn't hidden -ftong
 
         .editableView-input {
diff --git a/src/client/views/collections/CollectionStackingView.tsx b/src/client/views/collections/CollectionStackingView.tsx
index 4a751c84c..4add7774e 100644
--- a/src/client/views/collections/CollectionStackingView.tsx
+++ b/src/client/views/collections/CollectionStackingView.tsx
@@ -9,8 +9,8 @@ import { Id } from "../../../new_fields/FieldSymbols";
 import { List } from "../../../new_fields/List";
 import { listSpec } from "../../../new_fields/Schema";
 import { SchemaHeaderField } from "../../../new_fields/SchemaHeaderField";
-import { BoolCast, Cast, NumCast, StrCast } from "../../../new_fields/Types";
-import { emptyFunction } from "../../../Utils";
+import { BoolCast, Cast, NumCast, StrCast, ScriptCast } from "../../../new_fields/Types";
+import { emptyFunction, Utils, numberRange } from "../../../Utils";
 import { DocumentType } from "../../documents/Documents";
 import { DragManager } from "../../util/DragManager";
 import { Transform } from "../../util/Transform";
@@ -20,24 +20,35 @@ import { CollectionSchemaPreview } from "./CollectionSchemaView";
 import "./CollectionStackingView.scss";
 import { CollectionStackingViewFieldColumn } from "./CollectionStackingViewFieldColumn";
 import { CollectionSubView } from "./CollectionSubView";
+import { ContextMenu } from "../ContextMenu";
+import { ContextMenuProps } from "../ContextMenuItem";
+import { ScriptBox } from "../ScriptBox";
 
 @observer
 export class CollectionStackingView extends CollectionSubView(doc => doc) {
     _masonryGridRef: HTMLDivElement | null = null;
     _draggerRef = React.createRef<HTMLDivElement>();
     _heightDisposer?: IReactionDisposer;
+    _childLayoutDisposer?: IReactionDisposer;
     _sectionFilterDisposer?: IReactionDisposer;
     _docXfs: any[] = [];
     _columnStart: number = 0;
     @observable private cursor: CursorProperty = "grab";
-    get sectionHeaders() { return Cast(this.props.Document.sectionHeaders, listSpec(SchemaHeaderField)); }
+    @computed get sectionHeaders() { return Cast(this.props.Document.sectionHeaders, listSpec(SchemaHeaderField)); }
+    @computed get sectionFilter() { return StrCast(this.props.Document.sectionFilter); }
+    @computed get filteredChildren() { return this.childDocs.filter(d => !d.isMinimized); }
     @computed get xMargin() { return NumCast(this.props.Document.xMargin, 2 * this.gridGap); }
     @computed get yMargin() { return NumCast(this.props.Document.yMargin, 2 * this.gridGap); }
     @computed get gridGap() { return NumCast(this.props.Document.gridGap, 10); }
-    @computed get singleColumn() { return BoolCast(this.props.Document.singleColumn, true); }
-    @computed get columnWidth() { return this.singleColumn ? (this.props.PanelWidth() / (this.props as any).ContentScaling() - 2 * this.xMargin) : Math.min(this.props.PanelWidth() - 2 * this.xMargin, NumCast(this.props.Document.columnWidth, 250)); }
-    @computed get filteredChildren() { return this.childDocs.filter(d => !d.isMinimized); }
-    @computed get sectionFilter() { return this.singleColumn ? StrCast(this.props.Document.sectionFilter) : ""; }
+    @computed get isStackingView() { return BoolCast(this.props.Document.singleColumn, true); }
+    @computed get numGroupColumns() { return this.isStackingView ? Math.max(1, this.Sections.size + (this.showAddAGroup ? 1 : 0)) : 1; }
+    @computed get showAddAGroup() { return (this.sectionFilter && (this.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.CollectionView.props.Document.chromeStatus !== 'disabled')); }
+    @computed get columnWidth() {
+        return Math.min(this.props.PanelWidth() / (this.props as any).ContentScaling() - 2 * this.xMargin,
+            this.isStackingView ? Number.MAX_VALUE : NumCast(this.props.Document.columnWidth, 250));
+    }
+
+    childDocHeight(child: Doc) { return this.getDocHeight(Doc.GetLayoutDataDocPair(this.props.Document, this.props.DataDoc, this.props.fieldKey, child).layout); }
 
     get layoutDoc() {
         // if this document's layout field contains a document (ie, a rendering template), then we will use that
@@ -45,12 +56,12 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
         return this.props.Document.layout instanceof Doc ? this.props.Document.layout : this.props.Document;
     }
 
-
     get Sections() {
-        if (!this.sectionFilter) return new Map<SchemaHeaderField, Doc[]>();
+        if (!this.sectionFilter || this.sectionHeaders instanceof Promise) return new Map<SchemaHeaderField, Doc[]>();
 
         if (this.sectionHeaders === undefined) {
-            this.props.Document.sectionHeaders = new List<SchemaHeaderField>();
+            setTimeout(() => this.props.Document.sectionHeaders = new List<SchemaHeaderField>(), 0);
+            return new Map<SchemaHeaderField, Doc[]>();
         }
         const sectionHeaders = this.sectionHeaders!;
         let fields = new Map<SchemaHeaderField, Doc[]>(sectionHeaders.map(sh => [sh, []] as [SchemaHeaderField, []]));
@@ -75,18 +86,26 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
     }
 
     componentDidMount() {
-        // is there any reason this needs to exist? -syip
-        this._heightDisposer = reaction(() => [this.yMargin, this.props.Document[WidthSym](), this.gridGap, this.columnWidth, this.childDocs.map(d => [d.height, d.width, d.zoomBasis, d.nativeHeight, d.nativeWidth, d.isMinimized])],
-            () => {
-                if (this.singleColumn && BoolCast(this.props.Document.autoHeight)) {
-                    let hgt = this.Sections.size * 50 + this.filteredChildren.reduce((height, d, i) => {
-                        let pair = Doc.GetLayoutDataDocPair(this.props.Document, this.props.DataDoc, this.props.fieldKey, d);
-                        return height + this.getDocHeight(pair.layout) + (i === this.filteredChildren.length - 1 ? this.yMargin : this.gridGap);
-                    }, this.yMargin);
-                    (this.props.DataDoc && this.props.DataDoc.layout === this.layoutDoc ? this.props.DataDoc : this.layoutDoc)
-                        .height = hgt * (this.props as any).ContentScaling();
-                }
-            }, { fireImmediately: true });
+        this._childLayoutDisposer = reaction(() => [this.childDocs, Cast(this.props.Document.childLayout, Doc)],
+            async (args) => args[1] instanceof Doc &&
+                this.childDocs.map(async doc => !Doc.AreProtosEqual(args[1] as Doc, (await doc).layout as Doc) && Doc.ApplyTemplateTo(args[1] as Doc, (await doc), undefined)));
+
+        // is there any reason this needs to exist? -syip.  yes, it handles autoHeight for stacking views (masonry isn't yet supported).
+        this._heightDisposer = reaction(() => {
+            if (this.isStackingView && BoolCast(this.props.Document.autoHeight)) {
+                let sectionsList = Array.from(this.Sections.size ? this.Sections.values() : [this.filteredChildren]);
+                return this.props.ContentScaling() * sectionsList.reduce((maxHght, s) => Math.max(maxHght,
+                    50 + s.reduce((height, d, i) => height + this.childDocHeight(d) + (i === s.length - 1 ? this.yMargin : this.gridGap), this.yMargin)
+                ), 0);
+            }
+            return -1;
+        },
+            (hgt: number) => {
+                let doc = hgt === -1 ? undefined : this.props.DataDoc && this.props.DataDoc.layout === this.layoutDoc ? this.props.DataDoc : this.layoutDoc;
+                doc && (doc.height = hgt);
+            },
+            { fireImmediately: true }
+        );
 
         // reset section headers when a new filter is inputted
         this._sectionFilterDisposer = reaction(
@@ -95,6 +114,7 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
         );
     }
     componentWillUnmount() {
+        this._childLayoutDisposer && this._childLayoutDisposer();
         this._heightDisposer && this._heightDisposer();
         this._sectionFilterDisposer && this._sectionFilterDisposer();
     }
@@ -109,9 +129,12 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
     }
 
     overlays = (doc: Doc) => {
-        return doc.type === DocumentType.IMG || doc.type === DocumentType.VID ? { title: "title", caption: "caption" } : {};
+        return doc.type === DocumentType.IMG || doc.type === DocumentType.VID ? { title: StrCast(this.props.Document.showTitles), caption: StrCast(this.props.Document.showCaptions) } : {};
     }
 
+    @computed get onChildClickHandler() { return ScriptCast(this.Document.onChildClick); }
+    @computed get onClickHandler() { return this.props.onClick ? this.props.onClick : ScriptCast(this.Document.onChildClick); }
+
     getDisplayDoc(layoutDoc: Doc, dataDoc: Doc | undefined, dxf: () => Transform, width: () => number) {
         let height = () => this.getDocHeight(layoutDoc);
         let finalDxf = () => dxf().scale(this.columnWidth / layoutDoc[WidthSym]());
@@ -120,7 +143,8 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
             DataDocument={dataDoc}
             showOverlays={this.overlays}
             renderDepth={this.props.renderDepth}
-            fitToBox={true}
+            fitToBox={this.props.fitToBox}
+            onClick={layoutDoc.isTemplate ? this.onClickHandler : this.onChildClickHandler}
             width={width}
             height={height}
             getTransform={finalDxf}
@@ -135,12 +159,13 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
             previewScript={undefined}>
         </CollectionSchemaPreview>;
     }
-    getDocHeight(d: Doc, columnScale: number = 1) {
+    getDocHeight(d: Doc) {
         let nw = NumCast(d.nativeWidth);
         let nh = NumCast(d.nativeHeight);
-        if (!BoolCast(d.ignoreAspect) && nw && nh) {
+        if (!d.ignoreAspect && nw && nh) {
             let aspect = nw && nh ? nh / nw : 1;
-            let wid = Math.min(d[WidthSym](), this.columnWidth / columnScale);
+            let wid = this.columnWidth / (this.isStackingView ? this.numGroupColumns : 1);
+            if (!(d.nativeWidth && !d.ignoreAspect && this.props.Document.fillColumn)) wid = Math.min(d[WidthSym](), wid);
             return wid * aspect;
         }
         return d[HeightSym]();
@@ -226,14 +251,14 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
         });
     }
     headings = () => Array.from(this.Sections.keys());
-    section = (heading: SchemaHeaderField | undefined, docList: Doc[]) => {
+    sectionStacking = (heading: SchemaHeaderField | undefined, docList: Doc[]) => {
         let key = this.sectionFilter;
         let type: "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function" | undefined = undefined;
         let types = docList.length ? docList.map(d => typeof d[key]) : this.childDocs.map(d => typeof d[key]);
         if (types.map((i, idx) => types.indexOf(i) === idx).length === 1) {
             type = types[0];
         }
-        let cols = () => this.singleColumn ? 1 : Math.max(1, Math.min(this.filteredChildren.length,
+        let cols = () => this.isStackingView ? 1 : Math.max(1, Math.min(this.filteredChildren.length,
             Math.floor((this.props.PanelWidth() - 2 * this.xMargin) / (this.columnWidth + this.gridGap))));
         return <CollectionStackingViewFieldColumn
             key={heading ? heading.heading : ""}
@@ -249,6 +274,55 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
         />;
     }
 
+    getDocTransform(doc: Doc, dref: HTMLDivElement) {
+        let { scale, translateX, translateY } = Utils.GetScreenTransform(dref);
+        let outerXf = Utils.GetScreenTransform(this._masonryGridRef!);
+        let offset = this.props.ScreenToLocalTransform().transformDirection(outerXf.translateX - translateX, outerXf.translateY - translateY);
+        return this.props.ScreenToLocalTransform().
+            translate(offset[0], offset[1]).
+            scale(NumCast(doc.width, 1) / this.columnWidth);
+    }
+    masonryChildren(docs: Doc[]) {
+        this._docXfs.length = 0;
+        return docs.map((d, i) => {
+            let dref = React.createRef<HTMLDivElement>();
+            let layoutDoc = Doc.expandTemplateLayout(d, this.props.DataDoc);
+            let width = () => (d.nativeWidth && !d.ignoreAspect && !this.props.Document.fillColumn ? Math.min(d[WidthSym](), this.columnWidth) : this.columnWidth);/// (uniqueHeadings.length + 1);
+            let height = () => this.getDocHeight(layoutDoc);
+            let dxf = () => this.getDocTransform(layoutDoc, dref.current!);
+            let rowSpan = Math.ceil((height() + this.gridGap) / this.gridGap);
+            this._docXfs.push({ dxf: dxf, width: width, height: height });
+            return <div className="collectionStackingView-masonryDoc" key={d[Id]} ref={dref} style={{ gridRowEnd: `span ${rowSpan}` }} >
+                {this.getDisplayDoc(layoutDoc, d, dxf, width)}
+            </div>;
+        });
+    }
+
+    @observable _headingsHack: number = 1;
+    sectionMasonry(heading: SchemaHeaderField | undefined, docList: Doc[]) {
+        let cols = Math.max(1, Math.min(docList.length,
+            Math.floor((this.props.PanelWidth() - 2 * this.xMargin) / (this.columnWidth + this.gridGap))));
+        return <div key={heading ? heading.heading : "empty"} className="collectionStackingView-masonrySection">
+            {!heading ? (null) :
+                <div key={`${heading.heading}`} className="collectionStackingView-sectionHeader" style={{ background: heading.color }}
+                    onClick={action(() => this._headingsHack++ && heading.setCollapsed(!heading.collapsed))} >
+                    {heading.heading}
+                </div>}
+            {this._headingsHack && heading && heading.collapsed ? (null) :
+                <div key={`${heading}-stack`} className={`collectionStackingView-masonryGrid`}
+                    style={{
+                        padding: `${this.yMargin}px ${this.xMargin}px`,
+                        width: `${cols * (this.columnWidth + this.gridGap) + 2 * this.xMargin - this.gridGap}px`,
+                        gridGap: this.gridGap,
+                        gridTemplateColumns: numberRange(cols).reduce((list, i) => list + ` ${this.columnWidth}px`, ""),
+                    }}>
+                    {this.masonryChildren(docList)}
+                    {this.columnDragger}
+                </div>
+            }
+        </div>;
+    }
+
     @action
     addGroup = (value: string) => {
         if (value && this.sectionHeaders) {
@@ -266,11 +340,22 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
     }
 
     onToggle = (checked: Boolean) => {
-        this.props.CollectionView.props.Document.chromeSatus = checked ? "collapsed" : "view-mode";
+        this.props.CollectionView.props.Document.chromeStatus = checked ? "collapsed" : "view-mode";
+    }
+
+    onContextMenu = (e: React.MouseEvent): void => {
+        // need to test if propagation has stopped because GoldenLayout forces a parallel react hierarchy to be created for its top-level layout
+        if (!e.isPropagationStopped()) {
+            let subItems: ContextMenuProps[] = [];
+            subItems.push({ description: `${this.props.Document.fillColumn ? "Variable Size" : "Autosize"} Column`, event: () => this.props.Document.fillColumn = !this.props.Document.fillColumn, icon: "plus" });
+            subItems.push({ description: `${this.props.Document.showTitles ? "Hide Titles" : "Show Titles"}`, event: () => this.props.Document.showTitles = !this.props.Document.showTitles ? "title" : "", icon: "plus" });
+            subItems.push({ description: `${this.props.Document.showCaptions ? "Hide Captions" : "Show Captions"}`, event: () => this.props.Document.showCaptions = !this.props.Document.showCaptions ? "caption" : "", icon: "plus" });
+            subItems.push({ description: "Edit onChildClick script", icon: "edit", event: () => ScriptBox.EditClickScript(this.props.Document, "onChildClick") });
+            ContextMenu.Instance.addItem({ description: "Stacking Options ...", subitems: subItems, icon: "eye" });
+        }
     }
 
     render() {
-        let headings = Array.from(this.Sections.keys());
         let editableViewProps = {
             GetValue: () => "",
             SetValue: this.addGroup,
@@ -278,18 +363,16 @@ export class CollectionStackingView extends CollectionSubView(doc => doc) {
         };
         Doc.UpdateDocumentExtensionForField(this.props.DataDoc ? this.props.DataDoc : this.props.Document, this.props.fieldKey);
 
-        // let uniqueHeadings = headings.map((i, idx) => headings.indexOf(i) === idx);
+        let sections = (this.sectionFilter ? Array.from(this.Sections.entries()).sort(this.sortFunc) : [[undefined, this.filteredChildren] as [SchemaHeaderField | undefined, Doc[]]]);
         return (
-            <div className="collectionStackingView"
-                ref={this.createRef} onDrop={this.onDrop.bind(this)} onWheel={(e: React.WheelEvent) => e.stopPropagation()} >
-                {this.sectionFilter ? Array.from(this.Sections.entries()).sort(this.sortFunc).
-                    map((section: [SchemaHeaderField, Doc[]]) => this.section(section[0], section[1])) :
-                    this.section(undefined, this.filteredChildren)}
-                {(this.sectionFilter && (this.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.CollectionView.props.Document.chromeStatus !== 'disabled')) ?
+            <div className={this.isStackingView ? "collectionStackingView" : "collectionMasonryView"}
+                ref={this.createRef} onDrop={this.onDrop.bind(this)} onContextMenu={this.onContextMenu} onWheel={(e: React.WheelEvent) => e.stopPropagation()} >
+                {sections.map(section => this.isStackingView ? this.sectionStacking(section[0], section[1]) : this.sectionMasonry(section[0], section[1]))}
+                {!this.showAddAGroup ? (null) :
                     <div key={`${this.props.Document[Id]}-addGroup`} className="collectionStackingView-addGroupButton"
-                        style={{ width: (this.columnWidth / (headings.length + ((this.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.CollectionView.props.Document.chromeStatus !== 'disabled') ? 1 : 0))) - 10, marginTop: 10 }}>
+                        style={{ width: this.columnWidth / this.numGroupColumns - 10, marginTop: 10 }}>
                         <EditableView {...editableViewProps} />
-                    </div> : null}
+                    </div>}
                 {this.props.CollectionView.props.Document.chromeStatus !== 'disabled' ? <Switch
                     onChange={this.onToggle}
                     onClick={this.onToggle}
diff --git a/src/client/views/collections/CollectionStackingViewFieldColumn.tsx b/src/client/views/collections/CollectionStackingViewFieldColumn.tsx
index df03da376..74c7ef305 100644
--- a/src/client/views/collections/CollectionStackingViewFieldColumn.tsx
+++ b/src/client/views/collections/CollectionStackingViewFieldColumn.tsx
@@ -1,28 +1,25 @@
 import React = require("react");
+import { library } from '@fortawesome/fontawesome-svg-core';
+import { faPalette } from '@fortawesome/free-solid-svg-icons';
+import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
+import { action, observable } from "mobx";
 import { observer } from "mobx-react";
-import { number } from "prop-types";
 import { Doc, WidthSym } from "../../../new_fields/Doc";
-import { CollectionStackingView } from "./CollectionStackingView";
 import { Id } from "../../../new_fields/FieldSymbols";
+import { PastelSchemaPalette, SchemaHeaderField } from "../../../new_fields/SchemaHeaderField";
+import { ScriptField } from "../../../new_fields/ScriptField";
+import { NumCast, StrCast } from "../../../new_fields/Types";
 import { Utils } from "../../../Utils";
-import { NumCast, StrCast, BoolCast } from "../../../new_fields/Types";
-import { EditableView } from "../EditableView";
-import { action, observable, computed } from "mobx";
-import { undoBatch } from "../../util/UndoManager";
-import { DragManager } from "../../util/DragManager";
-import { DocumentManager } from "../../util/DocumentManager";
-import { SelectionManager } from "../../util/SelectionManager";
-import "./CollectionStackingView.scss";
 import { Docs } from "../../documents/Documents";
-import { SchemaHeaderField, PastelSchemaPalette } from "../../../new_fields/SchemaHeaderField";
-import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
-import { ScriptField } from "../../../new_fields/ScriptField";
+import { DragManager } from "../../util/DragManager";
 import { CompileScript } from "../../util/Scripting";
-import { RichTextField } from "../../../new_fields/RichTextField";
+import { SelectionManager } from "../../util/SelectionManager";
 import { Transform } from "../../util/Transform";
-import { Flyout, anchorPoints } from "../DocumentDecorations";
-import { library } from '@fortawesome/fontawesome-svg-core';
-import { faPalette } from '@fortawesome/free-solid-svg-icons';
+import { undoBatch } from "../../util/UndoManager";
+import { anchorPoints, Flyout } from "../DocumentDecorations";
+import { EditableView } from "../EditableView";
+import { CollectionStackingView } from "./CollectionStackingView";
+import "./CollectionStackingView.scss";
 
 library.add(faPalette);
 
@@ -81,38 +78,17 @@ export class CollectionStackingViewFieldColumn extends React.Component<CSVFieldC
         let parent = this.props.parent;
         parent._docXfs.length = 0;
         return docs.map((d, i) => {
-            let headings = this.props.headings();
-            let uniqueHeadings = headings.map((i, idx) => headings.indexOf(i) === idx);
             let pair = Doc.GetLayoutDataDocPair(parent.props.Document, parent.props.DataDoc, parent.props.fieldKey, d);
-            let width = () => (d.nativeWidth && !BoolCast(d.ignoreAspect) ? Math.min(pair.layout[WidthSym](), parent.columnWidth / (uniqueHeadings.length + 1)) : parent.columnWidth / (uniqueHeadings.length + 1));/// (uniqueHeadings.length + 1);
-            let height = () => parent.getDocHeight(pair.layout, uniqueHeadings.length + 1);// / (d.nativeWidth && !BoolCast(d.ignoreAspect) ? uniqueHeadings.length + 1 : 1);
+            let width = () => Math.min(d.nativeWidth && !d.ignoreAspect && !parent.props.Document.fillColumn ? d[WidthSym]() : Number.MAX_VALUE, parent.columnWidth / parent.numGroupColumns);
+            let height = () => parent.getDocHeight(pair.layout);
             let dref = React.createRef<HTMLDivElement>();
-            // if (uniqueHeadings.length > 0) {
             let dxf = () => this.getDocTransform(pair.layout, dref.current!);
             this.props.parent._docXfs.push({ dxf: dxf, width: width, height: height });
-            // }
-            // else {
-            //     //have to add the height of all previous single column sections or the doc decorations will be in the wrong place.
-            //     let dxf = () => this.getDocTransform(layoutDoc, i, width());
-            //     this.props.parent._docXfs.push({ dxf: dxf, width: width, height: height });
-            // }
-            let rowHgtPcnt = height();
             let rowSpan = Math.ceil((height() + parent.gridGap) / parent.gridGap);
-            let style = parent.singleColumn ? { width: width(), margin: "auto", marginTop: i === 0 ? 0 : parent.gridGap, height: `${rowHgtPcnt}` } : { gridRowEnd: `span ${rowSpan}` };
-            return <div className={`collectionStackingView-${parent.singleColumn ? "columnDoc" : "masonryDoc"}`} key={d[Id]} ref={dref} style={style} >
+            let style = parent.isStackingView ? { width: width(), margin: "auto", marginTop: i === 0 ? 0 : parent.gridGap, height: height() } : { gridRowEnd: `span ${rowSpan}` };
+            return <div className={`collectionStackingView-${parent.isStackingView ? "columnDoc" : "masonryDoc"}`} key={d[Id]} ref={dref} style={style} >
                 {this.props.parent.getDisplayDoc(pair.layout, pair.data, dxf, width)}
             </div>;
-            // } else {
-            // let dref = React.createRef<HTMLDivElement>();
-            // let dxf = () => this.getDocTransform(layoutDoc, dref.current!);
-            // this.props.parent._docXfs.push({ dxf: dxf, width: width, height: height });
-            // let rowHgtPcnt = height();
-            // let rowSpan = Math.ceil((height() + parent.gridGap) / parent.gridGap);
-            // let divStyle = parent.singleColumn ? { width: width(), marginTop: i === 0 ? 0 : parent.gridGap, height: `${rowHgtPcnt}` } : { gridRowEnd: `span ${rowSpan}` };
-            // return <div className="collectionStackingView-masonryDoc" key={d[Id]} ref={dref} style={divStyle} >
-            //     {this.props.parent.getDisplayDoc(layoutDoc, d, dxf, width)}
-            // </div>;
-            // }
         });
     }
 
@@ -278,7 +254,7 @@ export class CollectionStackingViewFieldColumn extends React.Component<CSVFieldC
         let headings = this.props.headings();
         let heading = this._heading;
         let style = this.props.parent;
-        let singleColumn = style.singleColumn;
+        let singleColumn = style.isStackingView;
         let uniqueHeadings = headings.map((i, idx) => headings.indexOf(i) === idx);
         let evContents = heading ? heading : this.props.type && this.props.type === "number" ? "0" : `NO ${key.toUpperCase()} VALUE`;
         let headerEditableViewProps = {
@@ -326,9 +302,9 @@ export class CollectionStackingViewFieldColumn extends React.Component<CSVFieldC
                         </button>}
                 </div>
             </div> : (null);
-        for (let i = 0; i < cols; i++) templatecols += `${style.columnWidth}px `;
+        for (let i = 0; i < cols; i++) templatecols += `${style.columnWidth / style.numGroupColumns}px `;
         return (
-            <div key={heading} style={{ width: `${100 / ((uniqueHeadings.length + ((this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'disabled') ? 1 : 0)) || 1)}%`, background: this._background }}
+            <div className="collectionStackingViewFieldColumn" key={heading} style={{ width: `${100 / ((uniqueHeadings.length + ((this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'disabled') ? 1 : 0)) || 1)}%`, background: this._background }}
                 ref={this.createColumnDropRef} onPointerEnter={this.pointerEntered} onPointerLeave={this.pointerLeave}>
                 {headingView}
                 <div key={`${heading}-stack`} className={`collectionStackingView-masonry${singleColumn ? "Single" : "Grid"}`}
@@ -348,7 +324,7 @@ export class CollectionStackingViewFieldColumn extends React.Component<CSVFieldC
                 </div>
                 {(this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'view-mode' && this.props.parent.props.CollectionView.props.Document.chromeStatus !== 'disabled') ?
                     <div key={`${heading}-add-document`} className="collectionStackingView-addDocumentButton"
-                        style={{ width: style.columnWidth / (uniqueHeadings.length + 1) }}>
+                        style={{ width: style.columnWidth / style.numGroupColumns }}>
                         <EditableView {...newEditableViewProps} />
                     </div> : null}
             </div>
diff --git a/src/client/views/collections/CollectionTreeView.tsx b/src/client/views/collections/CollectionTreeView.tsx
index 02b2583cd..4b1fca18a 100644
--- a/src/client/views/collections/CollectionTreeView.tsx
+++ b/src/client/views/collections/CollectionTreeView.tsx
@@ -25,9 +25,8 @@ import { CollectionSchemaPreview } from './CollectionSchemaView';
 import { CollectionSubView } from "./CollectionSubView";
 import "./CollectionTreeView.scss";
 import React = require("react");
-import { ComputedField } from '../../../new_fields/ScriptField';
+import { ComputedField, ScriptField } from '../../../new_fields/ScriptField';
 import { KeyValueBox } from '../nodes/KeyValueBox';
-import { exportNamedDeclaration } from 'babel-types';
 
 
 export interface TreeViewProps {
@@ -71,8 +70,9 @@ class TreeView extends React.Component<TreeViewProps> {
     private _header?: React.RefObject<HTMLDivElement> = React.createRef();
     private _treedropDisposer?: DragManager.DragDropDisposer;
     private _dref = React.createRef<HTMLDivElement>();
+    get defaultExpandedView() { return this.childDocs ? this.fieldKey : "fields"; }
     @observable _collapsed: boolean = true;
-    @computed get treeViewExpandedView() { return StrCast(this.props.document.treeViewExpandedView, "fields"); }
+    @computed get treeViewExpandedView() { return StrCast(this.props.document.treeViewExpandedView, this.defaultExpandedView); }
     @computed get MAX_EMBED_HEIGHT() { return NumCast(this.props.document.maxEmbedHeight, 300); }
     @computed get dataDoc() { return this.resolvedDataDoc ? this.resolvedDataDoc : this.props.document; }
     @computed get fieldKey() {
@@ -127,19 +127,19 @@ class TreeView extends React.Component<TreeViewProps> {
 
     onPointerDown = (e: React.PointerEvent) => e.stopPropagation();
     onPointerEnter = (e: React.PointerEvent): void => {
-        this.props.active() && (this.props.document.libraryBrush = true);
+        this.props.active() && Doc.BrushDoc(this.dataDoc);
         if (e.buttons === 1 && SelectionManager.GetIsDragging()) {
             this._header!.current!.className = "treeViewItem-header";
             document.addEventListener("pointermove", this.onDragMove, true);
         }
     }
     onPointerLeave = (e: React.PointerEvent): void => {
-        this.props.document.libraryBrush = false;
+        Doc.UnBrushDoc(this.dataDoc);
         this._header!.current!.className = "treeViewItem-header";
         document.removeEventListener("pointermove", this.onDragMove, true);
     }
     onDragMove = (e: PointerEvent): void => {
-        this.props.document.libraryBrush = false;
+        Doc.UnBrushDoc(this.dataDoc);
         let x = this.props.ScreenToLocalTransform().transformPoint(e.clientX, e.clientY);
         let rect = this._header!.current!.getBoundingClientRect();
         let bounds = this.props.ScreenToLocalTransform().transformPoint(rect.left, rect.top + rect.height / 2);
@@ -341,10 +341,12 @@ class TreeView extends React.Component<TreeViewProps> {
         let headerElements = (
             <span className="collectionTreeView-keyHeader" key={this.treeViewExpandedView}
                 onPointerDown={action(() => {
-                    this.props.document.treeViewExpandedView = this.treeViewExpandedView === this.fieldKey ? "fields" :
-                        this.treeViewExpandedView === "fields" && this.props.document.layout ? "layout" :
-                            this.treeViewExpandedView === "layout" && this.props.document.links ? "links" :
-                                this.childDocs ? this.fieldKey : "fields";
+                    if (!this._collapsed) {
+                        this.props.document.treeViewExpandedView = this.treeViewExpandedView === this.fieldKey ? "fields" :
+                            this.treeViewExpandedView === "fields" && this.props.document.layout ? "layout" :
+                                this.treeViewExpandedView === "layout" && this.props.document.links ? "links" :
+                                    this.childDocs ? this.fieldKey : "fields";
+                    }
                     this._collapsed = false;
                 })}>
                 {this.treeViewExpandedView}
@@ -357,7 +359,7 @@ class TreeView extends React.Component<TreeViewProps> {
         return <>
             <div className="docContainer" id={`docContainer-${this.props.parentKey}`} ref={reference} onPointerDown={onItemDown}
                 style={{
-                    background: BoolCast(this.props.document.libraryBrush) ? "#06121212" : "0",
+                    background: Doc.IsBrushed(this.props.document) ? "#06121212" : "0",
                     outline: BoolCast(this.props.document.workspaceBrush) ? "dashed 1px #06123232" : undefined,
                     pointerEvents: this.props.active() || SelectionManager.GetIsDragging() ? "all" : "none"
                 }} >
@@ -398,21 +400,56 @@ class TreeView extends React.Component<TreeViewProps> {
         panelWidth: () => number,
         renderDepth: number
     ) {
-        let docList = docs.filter(child => !child.excludeFromLibrary);
+        let viewSpecScript = Cast(containingCollection.viewSpecScript, ScriptField);
+        if (viewSpecScript) {
+            let script = viewSpecScript.script;
+            docs = docs.filter(d => {
+                let res = script.run({ doc: d });
+                if (res.success) {
+                    return res.result;
+                }
+                else {
+                    console.log(res.error);
+                }
+            });
+        }
+
+        let descending = BoolCast(containingCollection.stackingHeadersSortDescending);
+        docs.sort(function (a, b): 1 | -1 {
+            let descA = descending ? b : a;
+            let descB = descending ? a : b;
+            let first = descA[String(containingCollection.sectionFilter)];
+            let second = descB[String(containingCollection.sectionFilter)];
+            // TODO find better way to sort how to sort..................
+            if (typeof first === 'number' && typeof second === 'number') {
+                return (first - second) > 0 ? 1 : -1;
+            }
+            if (typeof first === 'string' && typeof second === 'string') {
+                return first > second ? 1 : -1;
+            }
+            if (typeof first === 'boolean' && typeof second === 'boolean') {
+                // if (first === second) { // bugfixing?: otherwise, the list "flickers" because the list is resorted during every load
+                //     return Number(descA.x) > Number(descB.x) ? 1 : -1;
+                // }
+                return first > second ? 1 : -1;
+            }
+            return descending ? 1 : -1;
+        });
+
         let rowWidth = () => panelWidth() - 20;
-        return docList.map((child, i) => {
+        return docs.map((child, i) => {
             let pair = Doc.GetLayoutDataDocPair(containingCollection, dataDoc, key, child);
 
             let indent = i === 0 ? undefined : () => {
-                if (StrCast(docList[i - 1].layout).indexOf("CollectionView") !== -1) {
-                    let fieldKeysub = StrCast(docList[i - 1].layout).split("fieldKey")[1];
+                if (StrCast(docs[i - 1].layout).indexOf("CollectionView") !== -1) {
+                    let fieldKeysub = StrCast(docs[i - 1].layout).split("fieldKey")[1];
                     let fieldKey = fieldKeysub.split("\"")[1];
-                    Doc.AddDocToList(docList[i - 1], fieldKey, child);
+                    Doc.AddDocToList(docs[i - 1], fieldKey, child);
                     remove(child);
                 }
             };
             let addDocument = (doc: Doc, relativeTo?: Doc, before?: boolean) => {
-                return add(doc, relativeTo ? relativeTo : docList[i], before !== undefined ? before : false);
+                return add(doc, relativeTo ? relativeTo : docs[i], before !== undefined ? before : false);
             };
             let rowHeight = () => {
                 let aspect = NumCast(child.nativeWidth, 0) / NumCast(child.nativeHeight, 0);
diff --git a/src/client/views/collections/CollectionView.tsx b/src/client/views/collections/CollectionView.tsx
index f59fee985..7e1adaa19 100644
--- a/src/client/views/collections/CollectionView.tsx
+++ b/src/client/views/collections/CollectionView.tsx
@@ -1,6 +1,6 @@
 import { library } from '@fortawesome/fontawesome-svg-core';
 import { faEye } from '@fortawesome/free-regular-svg-icons';
-import { faColumns, faEllipsisV, faFingerprint, faImage, faProjectDiagram, faSignature, faSquare, faTh, faThList, faTree } from '@fortawesome/free-solid-svg-icons';
+import { faColumns, faEllipsisV, faFingerprint, faImage, faProjectDiagram, faSignature, faSquare, faTh, faThList, faTree, faCopy } from '@fortawesome/free-solid-svg-icons';
 import { action, IReactionDisposer, observable, reaction, runInAction } from 'mobx';
 import { observer } from "mobx-react";
 import * as React from 'react';
@@ -20,7 +20,7 @@ import { CollectionTreeView } from "./CollectionTreeView";
 import { CollectionViewBaseChrome } from './CollectionViewChromes';
 export const COLLECTION_BORDER_WIDTH = 2;
 
-library.add(faTh, faTree, faSquare, faProjectDiagram, faSignature, faThList, faFingerprint, faColumns, faEllipsisV, faImage, faEye as any);
+library.add(faTh, faTree, faSquare, faProjectDiagram, faSignature, faThList, faFingerprint, faColumns, faEllipsisV, faImage, faEye as any, faCopy);
 
 @observer
 export class CollectionView extends React.Component<FieldViewProps> {
@@ -30,6 +30,10 @@ export class CollectionView extends React.Component<FieldViewProps> {
 
     public static LayoutString(fieldStr: string = "data", fieldExt: string = "") { return FieldView.LayoutString(CollectionView, fieldStr, fieldExt); }
 
+    constructor(props: any) {
+        super(props);
+    }
+
     componentDidMount = () => {
         this._reactionDisposer = reaction(() => StrCast(this.props.Document.chromeStatus),
             () => {
@@ -65,7 +69,7 @@ export class CollectionView extends React.Component<FieldViewProps> {
     @action
     private collapse = (value: boolean) => {
         this._collapsed = value;
-        this.props.Document.chromeStatus = value ? "collapsed" : "visible";
+        this.props.Document.chromeStatus = value ? "collapsed" : "enabled";
     }
 
     private SubView = (type: CollectionViewType, renderProps: CollectionRenderProps) => {
@@ -86,7 +90,7 @@ export class CollectionView extends React.Component<FieldViewProps> {
     onContextMenu = (e: React.MouseEvent): void => {
         if (!this.isAnnotationOverlay && !e.isPropagationStopped() && this.props.Document[Id] !== CurrentUserUtils.MainDocId) { // need to test this because GoldenLayout causes a parallel hierarchy in the React DOM for its children and the main document view7
             let subItems: ContextMenuProps[] = [];
-            subItems.push({ description: "Freeform", event: () => this.props.Document.viewType = CollectionViewType.Freeform, icon: "signature" });
+            subItems.push({ description: "Freeform", event: () => { this.props.Document.viewType = CollectionViewType.Freeform; delete this.props.Document.usePivotLayout; }, icon: "signature" });
             if (CollectionBaseView.InSafeMode()) {
                 ContextMenu.Instance.addItem({ description: "Test Freeform", event: () => this.props.Document.viewType = CollectionViewType.Invalid, icon: "project-diagram" });
             }
@@ -97,14 +101,16 @@ export class CollectionView extends React.Component<FieldViewProps> {
             switch (this.props.Document.viewType) {
                 case CollectionViewType.Freeform: {
                     subItems.push({ description: "Custom", icon: "fingerprint", event: CollectionFreeFormView.AddCustomLayout(this.props.Document, this.props.fieldKey) });
+                    subItems.push({ description: "Pivot", icon: "copy", event: () => this.props.Document.usePivotLayout = true });
                     break;
                 }
             }
             ContextMenu.Instance.addItem({ description: "View Modes...", subitems: subItems, icon: "eye" });
-            ContextMenu.Instance.addItem({ description: "Apply Template", event: () => this.props.addDocTab && this.props.addDocTab(Doc.ApplyTemplate(this.props.Document)!, undefined, "onRight"), icon: "project-diagram" });
-            ContextMenu.Instance.addItem({
-                description: this.props.Document.chromeStatus !== "disabled" ? "Hide Chrome" : "Show Chrome", event: () => this.props.Document.chromeStatus = (this.props.Document.chromeStatus !== "disabled" ? "disabled" : "enabled"), icon: "project-diagram"
-            });
+            let existing = ContextMenu.Instance.findByDescription("Layout...");
+            let layoutItems: ContextMenuProps[] = existing && "subitems" in existing ? existing.subitems : [];
+            layoutItems.push({ description: "Create Layout Instance", event: () => this.props.addDocTab && this.props.addDocTab(Doc.ApplyTemplate(this.props.Document)!, undefined, "onRight"), icon: "project-diagram" });
+            layoutItems.push({ description: `${this.props.Document.forceActive ? "Select" : "Force"} Contents Active`, event: () => this.props.Document.forceActive = !this.props.Document.forceActive, icon: "project-diagram" });
+            !existing && ContextMenu.Instance.addItem({ description: "Layout...", subitems: layoutItems, icon: "hand-point-right" });
         }
     }
 
diff --git a/src/client/views/collections/CollectionViewChromes.scss b/src/client/views/collections/CollectionViewChromes.scss
index 793cb7a8b..a13de6df5 100644
--- a/src/client/views/collections/CollectionViewChromes.scss
+++ b/src/client/views/collections/CollectionViewChromes.scss
@@ -42,6 +42,14 @@
                 transform-origin: top left;
                 // margin-top: 10px;
             }
+            .collectionViewBaseChrome-template {
+                margin-left: 10px;
+                display: grid;
+                background: rgb(238, 238, 238);
+                color:grey;
+                margin-top:auto;
+                margin-bottom:auto;
+            }
 
             .collectionViewBaseChrome-viewSpecs {
                 margin-left: 10px;
@@ -106,17 +114,20 @@
         }
 
 
-        .collectionStackingViewChrome-cont {
+        .collectionStackingViewChrome-cont,
+        .collectionTreeViewChrome-cont {
             display: flex;
             justify-content: space-between;
         }
 
-        .collectionStackingViewChrome-sort {
+        .collectionStackingViewChrome-sort,
+        .collectionTreeViewChrome-sort {
             display: flex;
             align-items: center;
             justify-content: space-between;
 
-            .collectionStackingViewChrome-sortIcon {
+            .collectionStackingViewChrome-sortIcon,
+            .collectionTreeViewChrome-sortIcon {
                 transition: transform .5s;
                 margin-left: 10px;
             }
@@ -127,18 +138,21 @@
         }
 
 
-        .collectionStackingViewChrome-sectionFilter-cont {
+        .collectionStackingViewChrome-sectionFilter-cont,
+        .collectionTreeViewChrome-sectionFilter-cont {
             justify-self: right;
             display: flex;
             font-size: 75%;
             letter-spacing: 2px;
 
-            .collectionStackingViewChrome-sectionFilter-label {
+            .collectionStackingViewChrome-sectionFilter-label,
+            .collectionTreeViewChrome-sectionFilter-label {
                 vertical-align: center;
                 padding: 10px;
             }
 
-            .collectionStackingViewChrome-sectionFilter {
+            .collectionStackingViewChrome-sectionFilter,
+            .collectionTreeViewChrome-sectionFilter {
                 color: white;
                 width: 100px;
                 text-align: center;
@@ -165,7 +179,8 @@
             }
         }
 
-        .collectionStackingViewChrome-sectionFilter:hover {
+        .collectionStackingViewChrome-sectionFilter:hover,
+        .collectionTreeViewChrome-sectionFilter:hover {
             cursor: text;
         }
     }
diff --git a/src/client/views/collections/CollectionViewChromes.tsx b/src/client/views/collections/CollectionViewChromes.tsx
index 1b2561953..470085932 100644
--- a/src/client/views/collections/CollectionViewChromes.tsx
+++ b/src/client/views/collections/CollectionViewChromes.tsx
@@ -3,7 +3,7 @@ import { CollectionView } from "./CollectionView";
 import "./CollectionViewChromes.scss";
 import { CollectionViewType } from "./CollectionBaseView";
 import { undoBatch } from "../../util/UndoManager";
-import { action, observable, runInAction, computed, IObservable, IObservableValue } from "mobx";
+import { action, observable, runInAction, computed, IObservable, IObservableValue, reaction, autorun } from "mobx";
 import { observer } from "mobx-react";
 import { Doc, DocListCast } from "../../../new_fields/Doc";
 import { DocLike } from "../MetadataEntryMenu";
@@ -21,6 +21,7 @@ import { listSpec } from "../../../new_fields/Schema";
 import { List } from "../../../new_fields/List";
 import { Id } from "../../../new_fields/FieldSymbols";
 import { threadId } from "worker_threads";
+import { DragManager } from "../../util/DragManager";
 const datepicker = require('js-datepicker');
 
 interface CollectionViewChromeProps {
@@ -37,7 +38,6 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
     @observable private _dateWithinValue: string = "";
     @observable private _dateValue: Date | string = "";
     @observable private _keyRestrictions: [JSX.Element, string][] = [];
-    @observable private _collapsed: boolean = false;
     @computed private get filterValue() { return Cast(this.props.CollectionView.props.Document.viewSpecScript, ScriptField); }
 
     private _picker: any;
@@ -61,7 +61,6 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
                     throw new Error("how did you get here, if chrome status is 'disabled' on a collection, a chrome shouldn't even be instantiated!");
                 }
                 else if (chromeStatus === "collapsed") {
-                    this._collapsed = true;
                     if (this.props.collapse) {
                         this.props.collapse(true);
                     }
@@ -163,9 +162,9 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
 
     @action
     toggleCollapse = () => {
-        this._collapsed = !this._collapsed;
+        this.props.CollectionView.props.Document.chromeStatus = this.props.CollectionView.props.Document.chromeStatus === "enabled" ? "collapsed" : "enabled";
         if (this.props.collapse) {
-            this.props.collapse(this._collapsed);
+            this.props.collapse(this.props.CollectionView.props.Document.chromeStatus !== "enabled");
         }
     }
 
@@ -182,22 +181,80 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
                     CollectionView={this.props.CollectionView}
                     type={this.props.type}
                 />);
+            case CollectionViewType.Tree: return (
+                <CollectionTreeViewChrome
+                    key="collchrome"
+                    CollectionView={this.props.CollectionView}
+                    type={this.props.type}
+                />);
             default:
                 return null;
         }
     }
 
+    private get document() {
+        return this.props.CollectionView.props.Document;
+    }
+
+    private get pivotKey() {
+        return StrCast(this.document.pivotField);
+    }
+
+    private set pivotKey(value: string) {
+        this.document.pivotField = value;
+    }
+
+    @observable private pivotKeyDisplay = this.pivotKey;
+    getPivotInput = () => {
+        if (!this.document.usePivotLayout) {
+            return (null);
+        }
+        return (<input className="collectionViewBaseChrome-viewSpecsInput"
+            placeholder="PIVOT ON..."
+            value={this.pivotKeyDisplay}
+            onChange={action((e: React.ChangeEvent<HTMLInputElement>) => this.pivotKeyDisplay = e.currentTarget.value)}
+            onKeyPress={action((e: React.KeyboardEvent<HTMLInputElement>) => {
+                let value = e.currentTarget.value;
+                if (e.which === 13) {
+                    this.pivotKey = value;
+                    this.pivotKeyDisplay = "";
+                }
+            })} />);
+    }
+
+    private dropDisposer?: DragManager.DragDropDisposer;
+    protected createDropTarget = (ele: HTMLDivElement) => {
+        this.dropDisposer && this.dropDisposer();
+        if (ele) {
+            this.dropDisposer = DragManager.MakeDropTarget(ele, { handlers: { drop: this.drop.bind(this) } });
+        }
+    }
+
+    @undoBatch
+    @action
+    protected drop(e: Event, de: DragManager.DropEvent): boolean {
+        if (de.data instanceof DragManager.DocumentDragData) {
+            if (de.data.draggedDocuments.length) {
+                this.props.CollectionView.props.Document.childLayout = de.data.draggedDocuments[0];
+                e.stopPropagation();
+                return true;
+            }
+        }
+        return true;
+    }
+
     render() {
+        let collapsed = this.props.CollectionView.props.Document.chromeStatus !== "enabled";
         return (
-            <div className="collectionViewChrome-cont" style={{ top: this._collapsed ? -70 : 0 }}>
+            <div className="collectionViewChrome-cont" style={{ top: collapsed ? -70 : 0 }}>
                 <div className="collectionViewChrome">
                     <div className="collectionViewBaseChrome">
                         <button className="collectionViewBaseChrome-collapse"
                             style={{
-                                top: this._collapsed ? 70 : 10,
-                                transform: `rotate(${this._collapsed ? 180 : 0}deg) scale(${this._collapsed ? 0.5 : 1}) translate(${this._collapsed ? "-100%, -100%" : "0, 0"})`,
-                                opacity: (this._collapsed && !this.props.CollectionView.props.isSelected()) ? 0 : 0.9,
-                                left: (this._collapsed ? 0 : "unset"),
+                                top: collapsed ? 70 : 10,
+                                transform: `rotate(${collapsed ? 180 : 0}deg) scale(${collapsed ? 0.5 : 1}) translate(${collapsed ? "-100%, -100%" : "0, 0"})`,
+                                opacity: (collapsed && !this.props.CollectionView.props.isSelected()) ? 0 : 0.9,
+                                left: (collapsed ? 0 : "unset"),
                             }}
                             title="Collapse collection chrome" onClick={this.toggleCollapse}>
                             <FontAwesomeIcon icon="caret-up" size="2x" />
@@ -213,12 +270,13 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
                             <option className="collectionViewBaseChrome-viewOption" onPointerDown={stopPropagation} value="5">Stacking View</option>
                             <option className="collectionViewBaseChrome-viewOption" onPointerDown={stopPropagation} value="6">Masonry View</option>
                         </select>
-                        <div className="collectionViewBaseChrome-viewSpecs" style={{ display: this._collapsed ? "none" : "grid" }}>
+                        <div className="collectionViewBaseChrome-viewSpecs" style={{ display: collapsed ? "none" : "grid" }}>
                             <input className="collectionViewBaseChrome-viewSpecsInput"
                                 placeholder="FILTER DOCUMENTS"
                                 value={this.filterValue ? this.filterValue.script.originalScript : ""}
                                 onChange={(e) => { }}
                                 onPointerDown={this.openViewSpecs} />
+                            {this.getPivotInput()}
                             <div className="collectionViewBaseChrome-viewSpecsMenu"
                                 onPointerDown={this.openViewSpecs}
                                 style={{
@@ -260,6 +318,9 @@ export class CollectionViewBaseChrome extends React.Component<CollectionViewChro
                                 </div>
                             </div>
                         </div>
+                        <div className="collectionViewBaseChrome-template" ref={this.createDropTarget} style={{}}>
+                            TEMPLATE
+                        </div>
                     </div>
                     {this.subChrome()}
                 </div>
@@ -437,4 +498,109 @@ export class CollectionSchemaViewChrome extends React.Component<CollectionViewCh
             </div >
         );
     }
-}
\ No newline at end of file
+}
+
+@observer
+export class CollectionTreeViewChrome extends React.Component<CollectionViewChromeProps> {
+    @observable private _currentKey: string = "";
+    @observable private suggestions: string[] = [];
+
+    @computed private get descending() { return BoolCast(this.props.CollectionView.props.Document.stackingHeadersSortDescending); }
+    @computed get sectionFilter() { return StrCast(this.props.CollectionView.props.Document.sectionFilter); }
+
+    getKeySuggestions = async (value: string): Promise<string[]> => {
+        value = value.toLowerCase();
+        let docs: Doc | Doc[] | Promise<Doc> | Promise<Doc[]> | (() => DocLike)
+            = () => DocListCast(this.props.CollectionView.props.Document[this.props.CollectionView.props.fieldExt ? this.props.CollectionView.props.fieldExt : this.props.CollectionView.props.fieldKey]);
+        if (typeof docs === "function") {
+            docs = docs();
+        }
+        docs = await docs;
+        if (docs instanceof Doc) {
+            return Object.keys(docs).filter(key => key.toLowerCase().startsWith(value));
+        } else {
+            const keys = new Set<string>();
+            docs.forEach(doc => Doc.allKeys(doc).forEach(key => keys.add(key)));
+            return Array.from(keys).filter(key => key.toLowerCase().startsWith(value));
+        }
+    }
+
+    @action
+    onKeyChange = (e: React.ChangeEvent, { newValue }: { newValue: string }) => {
+        this._currentKey = newValue;
+    }
+
+    getSuggestionValue = (suggestion: string) => suggestion;
+
+    renderSuggestion = (suggestion: string) => {
+        return <p>{suggestion}</p>;
+    }
+
+    onSuggestionFetch = async ({ value }: { value: string }) => {
+        const sugg = await this.getKeySuggestions(value);
+        runInAction(() => {
+            this.suggestions = sugg;
+        });
+    }
+
+    @action
+    onSuggestionClear = () => {
+        this.suggestions = [];
+    }
+
+    setValue = (value: string) => {
+        this.props.CollectionView.props.Document.sectionFilter = value;
+        return true;
+    }
+
+    @action toggleSort = () => { this.props.CollectionView.props.Document.stackingHeadersSortDescending = !this.props.CollectionView.props.Document.stackingHeadersSortDescending; };
+    @action resetValue = () => { this._currentKey = this.sectionFilter; };
+
+    render() {
+        return (
+            <div className="collectionTreeViewChrome-cont">
+                <button className="collectionTreeViewChrome-sort" onClick={this.toggleSort}>
+                    <div className="collectionTreeViewChrome-sortLabel">
+                        Sort
+                        </div>
+                    <div className="collectionTreeViewChrome-sortIcon" style={{ transform: `rotate(${this.descending ? "180" : "0"}deg)` }}>
+                        <FontAwesomeIcon icon="caret-up" size="2x" color="white" />
+                    </div>
+                </button>
+                <div className="collectionTreeViewChrome-sectionFilter-cont">
+                    <div className="collectionTreeViewChrome-sectionFilter-label">
+                        GROUP ITEMS BY:
+                        </div>
+                    <div className="collectionTreeViewChrome-sectionFilter">
+                        <EditableView
+                            GetValue={() => this.sectionFilter}
+                            autosuggestProps={
+                                {
+                                    resetValue: this.resetValue,
+                                    value: this._currentKey,
+                                    onChange: this.onKeyChange,
+                                    autosuggestProps: {
+                                        inputProps:
+                                        {
+                                            value: this._currentKey,
+                                            onChange: this.onKeyChange
+                                        },
+                                        getSuggestionValue: this.getSuggestionValue,
+                                        suggestions: this.suggestions,
+                                        alwaysRenderSuggestions: true,
+                                        renderSuggestion: this.renderSuggestion,
+                                        onSuggestionsFetchRequested: this.onSuggestionFetch,
+                                        onSuggestionsClearRequested: this.onSuggestionClear
+                                    }
+                                }}
+                            oneLine
+                            SetValue={this.setValue}
+                            contents={this.sectionFilter ? this.sectionFilter : "N/A"}
+                        />
+                    </div>
+                </div>
+            </div>
+        );
+    }
+}
+
diff --git a/src/client/views/collections/ParentDocumentSelector.tsx b/src/client/views/collections/ParentDocumentSelector.tsx
index c3e55d825..17111af58 100644
--- a/src/client/views/collections/ParentDocumentSelector.tsx
+++ b/src/client/views/collections/ParentDocumentSelector.tsx
@@ -50,10 +50,10 @@ export class SelectorContextMenu extends React.Component<SelectorProps> {
     render() {
         return (
             <>
-                <p>Contexts:</p>
-                {this._docs.map(doc => <p><a onClick={this.getOnClick(doc)}>{doc.col.title}</a></p>)}
-                {this._otherDocs.length ? <hr></hr> : null}
-                {this._otherDocs.map(doc => <p><a onClick={this.getOnClick(doc)}>{doc.col.title}</a></p>)}
+                <p key="contexts">Contexts:</p>
+                {this._docs.map(doc => <p key={doc.col[Id] + doc.target[Id]}><a onClick={this.getOnClick(doc)}>{doc.col.title}</a></p>)}
+                {this._otherDocs.length ? <hr key="hr" /> : null}
+                {this._otherDocs.map(doc => <p key="p"><a onClick={this.getOnClick(doc)}>{doc.col.title}</a></p>)}
             </>
         );
     }
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index a08a12426..ed7d9a02e 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -1,9 +1,9 @@
 import { library } from "@fortawesome/fontawesome-svg-core";
 import { faEye } from "@fortawesome/free-regular-svg-icons";
 import { faCompass, faCompressArrowsAlt, faExpandArrowsAlt, faPaintBrush, faTable, faUpload, faChalkboard, faBraille } from "@fortawesome/free-solid-svg-icons";
-import { action, computed, observable } from "mobx";
+import { action, computed, observable, IReactionDisposer, reaction } from "mobx";
 import { observer } from "mobx-react";
-import { Doc, DocListCastAsync, HeightSym, WidthSym } from "../../../../new_fields/Doc";
+import { Doc, DocListCastAsync, HeightSym, WidthSym, DocListCast, FieldResult, Field, Opt } from "../../../../new_fields/Doc";
 import { Id } from "../../../../new_fields/FieldSymbols";
 import { InkField, StrokeData } from "../../../../new_fields/InkField";
 import { createSchema, makeInterface } from "../../../../new_fields/Schema";
@@ -29,8 +29,8 @@ import { DocumentViewProps, positionSchema } from "../../nodes/DocumentView";
 import { pageSchema } from "../../nodes/ImageBox";
 import { OverlayElementOptions, OverlayView } from "../../OverlayView";
 import PDFMenu from "../../pdf/PDFMenu";
-import { ScriptBox } from "../../ScriptBox";
 import { CollectionSubView } from "../CollectionSubView";
+import { ScriptBox } from "../../ScriptBox";
 import { CollectionFreeFormLinksView } from "./CollectionFreeFormLinksView";
 import { CollectionFreeFormRemoteCursors } from "./CollectionFreeFormRemoteCursors";
 import "./CollectionFreeFormView.scss";
@@ -48,6 +48,139 @@ export const panZoomSchema = createSchema({
     arrangeInit: ScriptField,
 });
 
+export interface ViewDefBounds {
+    x: number;
+    y: number;
+    z?: number;
+    width: number;
+    height: number;
+}
+
+export interface ViewDefResult {
+    ele: JSX.Element;
+    bounds?: ViewDefBounds;
+}
+
+export namespace PivotView {
+
+    export interface PivotData {
+        type: string;
+        text: string;
+        x: number;
+        y: number;
+        width: number;
+        height: number;
+        fontSize: number;
+    }
+
+    export const elements = (target: CollectionFreeFormView) => {
+        let collection = target.Document;
+        const field = StrCast(collection.pivotField) || "title";
+        const width = NumCast(collection.pivotWidth) || 200;
+
+        const groups = new Map<FieldResult<Field>, Doc[]>();
+
+        for (const doc of target.childDocs) {
+            const val = doc[field];
+            if (val === undefined) continue;
+
+            const l = groups.get(val);
+            if (l) {
+                l.push(doc);
+            } else {
+                groups.set(val, [doc]);
+            }
+
+        }
+
+        let minSize = Infinity;
+
+        groups.forEach((val, key) => {
+            minSize = Math.min(minSize, val.length);
+        });
+
+        const numCols = NumCast(collection.pivotNumColumns) || Math.ceil(Math.sqrt(minSize));
+        const fontSize = NumCast(collection.pivotFontSize);
+
+        const docMap = new Map<Doc, ViewDefBounds>();
+        const groupNames: PivotData[] = [];
+
+        let x = 0;
+        groups.forEach((val, key) => {
+            let y = 0;
+            let xCount = 0;
+            groupNames.push({
+                type: "text",
+                text: String(key),
+                x,
+                y: width + 50,
+                width: width * 1.25 * numCols,
+                height: 100, fontSize: fontSize
+            });
+            for (const doc of val) {
+                docMap.set(doc, {
+                    x: x + xCount * width * 1.25,
+                    y: -y,
+                    width,
+                    height: width
+                });
+                xCount++;
+                if (xCount >= numCols) {
+                    xCount = 0;
+                    y += width * 1.25;
+                }
+            }
+            x += width * 1.25 * (numCols + 1);
+        });
+
+        let elements = target.viewDefsToJSX(groupNames);
+        let curPage = FieldValue(target.Document.curPage, -1);
+
+        let docViews = target.childDocs.filter(doc => doc instanceof Doc).reduce((prev, doc) => {
+            var page = NumCast(doc.page, -1);
+            if ((Math.abs(Math.round(page) - Math.round(curPage)) < 3) || page === -1) {
+                let minim = BoolCast(doc.isMinimized);
+                if (minim === undefined || !minim) {
+                    let defaultPosition = (): ViewDefBounds => {
+                        return {
+                            x: NumCast(doc.x),
+                            y: NumCast(doc.y),
+                            z: NumCast(doc.z),
+                            width: NumCast(doc.width),
+                            height: NumCast(doc.height)
+                        };
+                    };
+                    const pos = docMap.get(doc) || defaultPosition();
+                    prev.push({
+                        ele: (
+                            <CollectionFreeFormDocumentView
+                                key={doc[Id]}
+                                x={pos.x}
+                                y={pos.y}
+                                width={pos.width}
+                                height={pos.height}
+                                {...target.getChildDocumentViewProps(doc)}
+                            />),
+                        bounds: {
+                            x: pos.x,
+                            y: pos.y,
+                            z: pos.z,
+                            width: NumCast(pos.width),
+                            height: NumCast(pos.height)
+                        }
+                    });
+                }
+            }
+            return prev;
+        }, elements);
+
+        target.resetSelectOnLoaded();
+
+        return docViews;
+    };
+
+}
+
 type PanZoomDocument = makeInterface<[typeof panZoomSchema, typeof positionSchema, typeof pageSchema]>;
 const PanZoomDocument = makeInterface(panZoomSchema, positionSchema, pageSchema);
 
@@ -59,6 +192,16 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
     private get _pwidth() { return this.props.PanelWidth(); }
     private get _pheight() { return this.props.PanelHeight(); }
     private inkKey = "ink";
+    private _childLayoutDisposer?: IReactionDisposer;
+
+    componentDidMount() {
+        this._childLayoutDisposer = reaction(() => [this.childDocs, Cast(this.props.Document.childLayout, Doc)],
+            async (args) => args[1] instanceof Doc &&
+                this.childDocs.map(async doc => !Doc.AreProtosEqual(args[1] as Doc, (await doc).layout as Doc) && Doc.ApplyTemplateTo(args[1] as Doc, (await doc), undefined)));
+    }
+    componentWillUnmount() {
+        this._childLayoutDisposer && this._childLayoutDisposer();
+    }
 
     get parentScaling() {
         return (this.props as any).ContentScaling && this.fitToBox && !this.isAnnotationOverlay ? (this.props as any).ContentScaling() : 1;
@@ -352,12 +495,11 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
     @action
     onPointerWheel = (e: React.WheelEvent): void => {
         if (BoolCast(this.props.Document.lockedPosition)) return;
-        // if (!this.props.active()) {
-        //     return;
-        // }
-        if (this.props.Document.type === "pdf") {
+        if (!e.ctrlKey && this.props.Document.scrollHeight !== undefined) { // things that can scroll vertically should do that instead of zooming
+            e.stopPropagation();
             return;
         }
+
         let childSelected = this.childDocs.some(doc => {
             var dv = DocumentManager.Instance.getDocumentView(doc);
             return dv && SelectionManager.IsSelected(dv) ? true : false;
@@ -366,21 +508,20 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             return;
         }
         e.stopPropagation();
-        const coefficient = 1000;
-
-        if (e.ctrlKey) {
-            let deltaScale = (1 - (e.deltaY / coefficient));
-            let nw = this.nativeWidth * deltaScale;
-            let nh = this.nativeHeight * deltaScale;
-            if (nw && nh) {
-                this.props.Document.nativeWidth = nw;
-                this.props.Document.nativeHeight = nh;
-            }
-            e.stopPropagation();
-            e.preventDefault();
-        } else {
-            // if (modes[e.deltaMode] === 'pixels') coefficient = 50;
-            // else if (modes[e.deltaMode] === 'lines') coefficient = 1000; // This should correspond to line-height??
+
+        // bcz: this changes the nativewidth/height, but ImageBox will just revert it back to its defaults.  need more logic to fix.
+        // if (e.ctrlKey && this.props.Document.scrollHeight === undefined) {
+        //     let deltaScale = (1 - (e.deltaY / coefficient));
+        //     let nw = this.nativeWidth * deltaScale;
+        //     let nh = this.nativeHeight * deltaScale;
+        //     if (nw && nh) {
+        //         this.props.Document.nativeWidth = nw;
+        //         this.props.Document.nativeHeight = nh;
+        //     }
+        //     e.preventDefault();
+        // } 
+        // else 
+        {
             let deltaScale = e.deltaY > 0 ? (1 / 1.1) : 1.1;
             if (deltaScale * this.zoomScaling() < 1 && this.isAnnotationOverlay) {
                 deltaScale = 1 / this.zoomScaling();
@@ -392,21 +533,19 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             let safeScale = Math.min(Math.max(0.15, localTransform.Scale), 40);
             this.props.Document.scale = Math.abs(safeScale);
             this.setPan(-localTransform.TranslateX / safeScale, -localTransform.TranslateY / safeScale);
-            e.stopPropagation();
+            e.preventDefault();
         }
     }
 
     @action
     setPan(panX: number, panY: number) {
-        if (BoolCast(this.props.Document.lockedPosition)) return;
-        this.props.Document.panTransformType = "None";
-        var scale = this.getLocalTransform().inverse().Scale;
-        const newPanX = Math.min((1 - 1 / scale) * this.nativeWidth, Math.max(0, panX));
-        const newPanY = Math.min((1 - 1 / scale) * this.nativeHeight, Math.max(0, panY));
-        this.props.Document.panX = this.isAnnotationOverlay ? newPanX : panX;
-        this.props.Document.panY = this.isAnnotationOverlay && StrCast(this.props.Document.backgroundLayout).indexOf("PDFBox") === -1 ? newPanY : panY;
-        if (this.props.Document.scrollY) {
-            this.props.Document.scrollY = panY - scale * this.props.Document[HeightSym]();
+        if (!BoolCast(this.props.Document.lockedPosition)) {
+            this.props.Document.panTransformType = "None";
+            var scale = this.getLocalTransform().inverse().Scale;
+            const newPanX = Math.min((1 - 1 / scale) * this.nativeWidth, Math.max(0, panX));
+            const newPanY = Math.min((this.props.Document.scrollHeight !== undefined ? NumCast(this.props.Document.scrollHeight) : (1 - 1 / scale) * this.nativeHeight), Math.max(0, panY));
+            this.props.Document.panX = this.isAnnotationOverlay ? newPanX : panX;
+            this.props.Document.panY = this.isAnnotationOverlay ? newPanY : panY;
         }
     }
 
@@ -490,16 +629,9 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
         this.Document.scale = scale;
     }
 
-    getScale = () => {
-        if (this.Document.scale) {
-            return this.Document.scale;
-        }
-        return 1;
-    }
-
+    getScale = () => this.Document.scale ? this.Document.scale : 1;
 
     getChildDocumentViewProps(childDocLayout: Doc): DocumentViewProps {
-        let self = this;
         let pair = Doc.GetLayoutDataDocPair(this.props.Document, this.props.DataDoc, this.props.fieldKey, childDocLayout);
         return {
             DataDoc: pair.data,
@@ -507,6 +639,7 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             addDocument: this.props.addDocument,
             removeDocument: this.props.removeDocument,
             moveDocument: this.props.moveDocument,
+            onClick: this.props.onClick,
             ScreenToLocalTransform: pair.layout.z ? this.getTransformOverlay : this.getTransform,
             renderDepth: this.props.renderDepth + 1,
             selectOnLoad: pair.layout[Id] === this._selectOnLoaded,
@@ -531,6 +664,7 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             addDocument: this.props.addDocument,
             removeDocument: this.props.removeDocument,
             moveDocument: this.props.moveDocument,
+            onClick: this.props.onClick,
             ScreenToLocalTransform: this.getTransform,
             renderDepth: this.props.renderDepth,
             selectOnLoad: layoutDoc[Id] === this._selectOnLoaded,
@@ -558,7 +692,19 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
         return result.result === undefined ? { x: Cast(doc.x, "number"), y: Cast(doc.y, "number"), z: Cast(doc.z, "number"), width: Cast(doc.width, "number"), height: Cast(doc.height, "number") } : result.result;
     }
 
-    private viewDefToJSX(viewDef: any): { ele: JSX.Element, bounds?: { x: number, y: number, z?: number, width: number, height: number } } | undefined {
+    viewDefsToJSX = (views: any[]) => {
+        let elements: ViewDefResult[] = [];
+        if (Array.isArray(views)) {
+            elements = views.reduce<typeof elements>((prev, ele) => {
+                const jsx = this.viewDefToJSX(ele);
+                jsx && prev.push(jsx);
+                return prev;
+            }, elements);
+        }
+        return elements;
+    }
+
+    private viewDefToJSX(viewDef: any): Opt<ViewDefResult> {
         if (viewDef.type === "text") {
             const text = Cast(viewDef.text, "string");
             const x = Cast(viewDef.x, "number");
@@ -587,20 +733,14 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
         const script = this.Document.arrangeScript;
         let state: any = undefined;
         const docs = this.childDocs;
-        let elements: { ele: JSX.Element, bounds?: { x: number, y: number, z?: number, width: number, height: number } }[] = [];
+        let elements: ViewDefResult[] = [];
         if (initScript) {
             const initResult = initScript.script.run({ docs, collection: this.Document });
             if (initResult.success) {
                 const result = initResult.result;
                 const { state: scriptState, views } = result;
                 state = scriptState;
-                if (Array.isArray(views)) {
-                    elements = views.reduce<typeof elements>((prev, ele) => {
-                        const jsx = this.viewDefToJSX(ele);
-                        jsx && prev.push(jsx);
-                        return prev;
-                    }, elements);
-                }
+                elements = this.viewDefsToJSX(views);
             }
         }
         let docviews = docs.filter(doc => doc instanceof Doc).reduce((prev, doc) => {
@@ -622,14 +762,17 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             return prev;
         }, elements);
 
-        setTimeout(() => this._selectOnLoaded = "", 600);// bcz: surely there must be a better way ....
+        this.resetSelectOnLoaded();
 
         return docviews;
     }
 
+    resetSelectOnLoaded = () => setTimeout(() => this._selectOnLoaded = "", 600);// bcz: surely there must be a better way ....
+
     @computed.struct
     get views() {
-        return this.elements.filter(ele => ele.bounds && !ele.bounds.z).map(ele => ele.ele);
+        let source = this.Document.usePivotLayout === true ? PivotView.elements(this) : this.elements;
+        return source.filter(ele => ele.bounds && !ele.bounds.z).map(ele => ele.ele);
     }
     @computed.struct
     get overlayViews() {
@@ -642,19 +785,45 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
         super.setCursorPosition(this.getTransform().transformPoint(e.clientX, e.clientY));
     }
 
+    fitToContainer = async () => this.props.Document.fitToBox = !this.fitToBox;
+
+    arrangeContents = async () => {
+        const docs = await DocListCastAsync(this.Document[this.props.fieldKey]);
+        UndoManager.RunInBatch(() => {
+            if (docs) {
+                let startX = this.Document.panX || 0;
+                let x = startX;
+                let y = this.Document.panY || 0;
+                let i = 0;
+                const width = Math.max(...docs.map(doc => NumCast(doc.width)));
+                const height = Math.max(...docs.map(doc => NumCast(doc.height)));
+                for (const doc of docs) {
+                    doc.x = x;
+                    doc.y = y;
+                    x += width + 20;
+                    if (++i === 6) {
+                        i = 0;
+                        x = startX;
+                        y += height + 20;
+                    }
+                }
+            }
+        }, "arrange contents");
+    }
+
+    analyzeStrokes = async () => {
+        let data = Cast(this.fieldExtensionDoc[this.inkKey], InkField);
+        if (!data) {
+            return;
+        }
+        let relevantKeys = ["inkAnalysis", "handwriting"];
+        CognitiveServices.Inking.Appliers.ConcatenateHandwriting(this.fieldExtensionDoc, relevantKeys, data.inkData);
+    }
+
     onContextMenu = (e: React.MouseEvent) => {
         let layoutItems: ContextMenuProps[] = [];
-        layoutItems.push({
-            description: `${this.fitToBox ? "Unset" : "Set"} Fit To Container`,
-            event: async () => this.props.Document.fitToBox = !this.fitToBox,
-            icon: !this.fitToBox ? "expand-arrows-alt" : "compress-arrows-alt"
-        });
-        layoutItems.push({
-            description: "reset view", event: () => {
-                this.props.Document.panX = this.props.Document.panY = 0;
-                this.props.Document.scale = 1;
-            }, icon: "compress-arrows-alt"
-        });
+        layoutItems.push({ description: `${this.fitToBox ? "Unset" : "Set"} Fit To Container`, event: this.fitToContainer, icon: !this.fitToBox ? "expand-arrows-alt" : "compress-arrows-alt" });
+        layoutItems.push({ description: "reset view", event: () => { this.props.Document.panX = this.props.Document.panY = 0; this.props.Document.scale = 1; }, icon: "compress-arrows-alt" });
         layoutItems.push({
             description: `${this.props.Document.useClusters ? "Uncluster" : "Use Clusters"}`,
             event: async () => {
@@ -669,73 +838,13 @@ export class CollectionFreeFormView extends CollectionSubView(PanZoomDocument) {
             event: async () => this.props.Document.clusterOverridesDefaultBackground = !this.props.Document.clusterOverridesDefaultBackground,
             icon: !this.props.Document.useClusters ? "chalkboard" : "chalkboard"
         });
-        layoutItems.push({
-            description: "Arrange contents in grid",
-            icon: "table",
-            event: async () => {
-                const docs = await DocListCastAsync(this.Document[this.props.fieldKey]);
-                UndoManager.RunInBatch(() => {
-                    if (docs) {
-                        let startX = this.Document.panX || 0;
-                        let x = startX;
-                        let y = this.Document.panY || 0;
-                        let i = 0;
-                        const width = Math.max(...docs.map(doc => NumCast(doc.width)));
-                        const height = Math.max(...docs.map(doc => NumCast(doc.height)));
-                        for (const doc of docs) {
-                            doc.x = x;
-                            doc.y = y;
-                            x += width + 20;
-                            if (++i === 6) {
-                                i = 0;
-                                x = startX;
-                                y += height + 20;
-                            }
-                        }
-                    }
-                }, "arrange contents");
-            }
-        });
+        layoutItems.push({ description: "Arrange contents in grid", event: this.arrangeContents, icon: "table" });
         ContextMenu.Instance.addItem({ description: "Layout...", subitems: layoutItems, icon: "compass" });
-        ContextMenu.Instance.addItem({
-            description: "Analyze Strokes", event: async () => {
-                let data = Cast(this.fieldExtensionDoc[this.inkKey], InkField);
-                if (!data) {
-                    return;
-                }
-                let relevantKeys = ["inkAnalysis", "handwriting"];
-                CognitiveServices.Inking.Manager.analyzer(this.fieldExtensionDoc, relevantKeys, data.inkData);
-            }, icon: "paint-brush"
-        });
-        ContextMenu.Instance.addItem({
-            description: "Import document", icon: "upload", event: () => {
-                const input = document.createElement("input");
-                input.type = "file";
-                input.accept = ".zip";
-                input.onchange = async _e => {
-                    const files = input.files;
-                    if (!files) return;
-                    const file = files[0];
-                    let formData = new FormData();
-                    formData.append('file', file);
-                    formData.append('remap', "true");
-                    const upload = Utils.prepend("/uploadDoc");
-                    const response = await fetch(upload, { method: "POST", body: formData });
-                    const json = await response.json();
-                    if (json === "error") {
-                        return;
-                    }
-                    const doc = await DocServer.GetRefField(json);
-                    if (!doc || !(doc instanceof Doc)) {
-                        return;
-                    }
-                    const [x, y] = this.props.ScreenToLocalTransform().transformPoint(e.pageX, e.pageY);
-                    doc.x = x, doc.y = y;
-                    this.addDocument(doc, false);
-                };
-                input.click();
-            }
-        });
+
+        let existingAnalyze = ContextMenu.Instance.findByDescription("Analyzers...");
+        let analyzers: ContextMenuProps[] = existingAnalyze && "subitems" in existingAnalyze ? existingAnalyze.subitems : [];
+        analyzers.push({ description: "Analyze Strokes", event: this.analyzeStrokes, icon: "paint-brush" });
+        !existingAnalyze && ContextMenu.Instance.addItem({ description: "Analyzers...", subitems: analyzers, icon: "hand-point-right" });
     }