From 5a385e46937a2f79d557b4ee929e78ba78aca8bf Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Tue, 15 Mar 2022 12:27:38 -0400
Subject: added dragging of divider between sidebar and content for PDF/Web
 boxes.

---
 src/client/views/nodes/PDFBox.scss |  1 +
 src/client/views/nodes/PDFBox.tsx  | 25 +++++++++++++------------
 src/client/views/nodes/WebBox.scss |  7 +++++++
 src/client/views/nodes/WebBox.tsx  | 38 +++++++++++++++++++++++---------------
 4 files changed, 44 insertions(+), 27 deletions(-)

(limited to 'src')

diff --git a/src/client/views/nodes/PDFBox.scss b/src/client/views/nodes/PDFBox.scss
index f44355929..8a68f9647 100644
--- a/src/client/views/nodes/PDFBox.scss
+++ b/src/client/views/nodes/PDFBox.scss
@@ -248,6 +248,7 @@
 .pdfBox-background {
     width: 100%;
     height: 100%;
+    cursor: ew-resize;
     background: lightGray;
 }
 
diff --git a/src/client/views/nodes/PDFBox.tsx b/src/client/views/nodes/PDFBox.tsx
index a2a94daec..9807cee7c 100644
--- a/src/client/views/nodes/PDFBox.tsx
+++ b/src/client/views/nodes/PDFBox.tsx
@@ -21,12 +21,12 @@ import { SidebarAnnos } from '../SidebarAnnos';
 import { FieldView, FieldViewProps } from './FieldView';
 import "./PDFBox.scss";
 import React = require("react");
-import { LightboxView } from '../LightboxView';
 
 @observer
 export class PDFBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps & FieldViewProps>() {
     public static LayoutString(fieldKey: string) { return FieldView.LayoutString(PDFBox, fieldKey); }
     public static openSidebarWidth = 250;
+    public static sidebarResizerWidth = 5;
     private _searchString: string = "";
     private _initialScrollTarget: Opt<Doc>;
     private _pdfViewer: PDFViewer | undefined;
@@ -136,15 +136,15 @@ export class PDFBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
         if (!this.layoutDoc._showSidebar) this.toggleSidebar();
         return this.addDocument(doc, sidebarKey);
     }
-    sidebarBtnDown = (e: React.PointerEvent) => {
+    sidebarBtnDown = (e: React.PointerEvent, onButton: boolean) => { // onButton determines whether the width of the pdf box changes, or just the ratio of the sidebar to the pdf
         setupMoveUpEvents(this, e, (e, down, delta) => {
             const localDelta = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformDirection(delta[0], delta[1]);
             const nativeWidth = NumCast(this.layoutDoc[this.fieldKey + "-nativeWidth"]);
             const curNativeWidth = NumCast(this.layoutDoc.nativeWidth, nativeWidth);
-            const ratio = (curNativeWidth + localDelta[0] / (this.props.scaling?.() || 1)) / nativeWidth;
+            const ratio = (curNativeWidth + (onButton ? 1 : -1) * localDelta[0] / (this.props.scaling?.() || 1)) / nativeWidth;
             if (ratio >= 1) {
                 this.layoutDoc.nativeWidth = nativeWidth * ratio;
-                this.layoutDoc._width = this.layoutDoc[WidthSym]() + localDelta[0];
+                onButton && (this.layoutDoc._width = this.layoutDoc[WidthSym]() + localDelta[0]);
                 this.layoutDoc._showSidebar = nativeWidth !== this.layoutDoc._nativeWidth;
             }
             return false;
@@ -154,16 +154,17 @@ export class PDFBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
     @observable _previewWidth: Opt<number> = undefined;
     toggleSidebar = action((preview: boolean = false) => {
         const nativeWidth = NumCast(this.layoutDoc[this.fieldKey + "-nativeWidth"]);
-        const ratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? PDFBox.openSidebarWidth : 0) + nativeWidth) / nativeWidth;
+        const sideratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? PDFBox.openSidebarWidth : 0) + nativeWidth) / nativeWidth;
+        const pdfratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? PDFBox.openSidebarWidth + PDFBox.sidebarResizerWidth : 0) + nativeWidth) / nativeWidth;
         const curNativeWidth = NumCast(this.layoutDoc.nativeWidth, nativeWidth);
         if (preview) {
-            this._previewNativeWidth = nativeWidth * ratio;
-            this._previewWidth = this.layoutDoc[WidthSym]() * nativeWidth * ratio / curNativeWidth;
+            this._previewNativeWidth = nativeWidth * sideratio;
+            this._previewWidth = this.layoutDoc[WidthSym]() * nativeWidth * sideratio / curNativeWidth;
             this._showSidebar = true;
         }
         else {
-            this.layoutDoc.nativeWidth = nativeWidth * ratio;
-            this.layoutDoc._width = this.layoutDoc[WidthSym]() * nativeWidth * ratio / curNativeWidth;
+            this.layoutDoc.nativeWidth = nativeWidth * pdfratio;
+            this.layoutDoc._width = this.layoutDoc[WidthSym]() * nativeWidth * pdfratio / curNativeWidth;
             this.layoutDoc._showSidebar = nativeWidth !== this.layoutDoc._nativeWidth;
         }
     });
@@ -217,7 +218,7 @@ export class PDFBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
                         top: StrCast(this.rootDoc._showTitle) === "title" ? 20 : 5,
                         backgroundColor: this.SidebarShown ? Colors.MEDIUM_BLUE : Colors.BLACK
                     }}
-                    onPointerDown={this.sidebarBtnDown} >
+                    onPointerDown={e => this.sidebarBtnDown(e, true)} >
                     <FontAwesomeIcon style={{ color: Colors.WHITE }} icon={"comment-alt"} size="sm" />
                 </div>
             </div>;
@@ -258,9 +259,9 @@ export class PDFBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
                 height: this.props.Document._scrollTop && !this.Document._fitWidth && (window.screen.width > 600) ?
                     NumCast(this.Document._height) * this.props.PanelWidth() / NumCast(this.Document._width) : undefined
             }}>
-            <div className="pdfBox-background" />
+            <div className="pdfBox-background" onPointerDown={e => this.sidebarBtnDown(e, false)} />
             <div style={{
-                width: `calc(${100 / scale}% - ${this.sidebarWidth() / scale * (this._previewWidth ? scale : 1)}px)`,
+                width: `calc(${100 / scale}% - ${(this.sidebarWidth() + PDFBox.sidebarResizerWidth) / scale * (this._previewWidth ? scale : 1)}px)`,
                 height: `${100 / scale}%`,
                 transform: `scale(${scale})`,
                 position: "absolute",
diff --git a/src/client/views/nodes/WebBox.scss b/src/client/views/nodes/WebBox.scss
index 79289abaa..7dc970496 100644
--- a/src/client/views/nodes/WebBox.scss
+++ b/src/client/views/nodes/WebBox.scss
@@ -5,6 +5,12 @@
     height: 100%;
     position: relative;
     display: flex;
+    .webBox-background { 
+        width: 100%;
+        height: 100%;
+        cursor: ew-resize;
+        background: lightGray;
+    }
 
     .webBox-ui {
         position: absolute;
@@ -137,6 +143,7 @@
         transform-origin: top left;
         width: 100%;
         height: 100%;
+        position: absolute;
 
         .webBox-htmlSpan {
             position: absolute;
diff --git a/src/client/views/nodes/WebBox.tsx b/src/client/views/nodes/WebBox.tsx
index 91f7d97d7..7ff47107e 100644
--- a/src/client/views/nodes/WebBox.tsx
+++ b/src/client/views/nodes/WebBox.tsx
@@ -46,6 +46,7 @@ const htmlToText = require("html-to-text");
 export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps & FieldViewProps>() {
     public static LayoutString(fieldKey: string) { return FieldView.LayoutString(WebBox, fieldKey); }
     public static openSidebarWidth = 250;
+    public static sidebarResizerWidth = 5;
     private _setPreviewCursor: undefined | ((x: number, y: number, drag: boolean, hide: boolean) => void);
     private _mainCont: React.RefObject<HTMLDivElement> = React.createRef();
     private _outerRef: React.RefObject<HTMLDivElement> = React.createRef();
@@ -583,34 +584,37 @@ export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
         if (!this.layoutDoc._showSidebar) this.toggleSidebar();
         return this.addDocumentWrapper(doc, sidebarKey);
     }
-    sidebarBtnDown = (e: React.PointerEvent) => {
-        setupMoveUpEvents(this, e, (e, down, delta) => {
+    @observable _draggingSidebar = false;
+    sidebarBtnDown = (e: React.PointerEvent, onButton: boolean) => { // onButton determines whether the width of the pdf box changes, or just the ratio of the sidebar to the pdf
+        setupMoveUpEvents(this, e, action((e, down, delta) => {
+            this._draggingSidebar = true;
             const localDelta = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformDirection(delta[0], delta[1]);
             const nativeWidth = NumCast(this.layoutDoc[this.fieldKey + "-nativeWidth"]);
             const curNativeWidth = NumCast(this.layoutDoc.nativeWidth, nativeWidth);
-            const ratio = (curNativeWidth + localDelta[0] / (this.props.scaling?.() || 1)) / nativeWidth;
+            const ratio = (curNativeWidth + (onButton ? 1 : -1) * localDelta[0] / (this.props.scaling?.() || 1)) / nativeWidth;
             if (ratio >= 1) {
                 this.layoutDoc.nativeWidth = nativeWidth * ratio;
-                this.layoutDoc._width = this.layoutDoc[WidthSym]() + localDelta[0];
+                onButton && (this.layoutDoc._width = this.layoutDoc[WidthSym]() + localDelta[0]);
                 this.layoutDoc._showSidebar = nativeWidth !== this.layoutDoc._nativeWidth;
             }
             return false;
-        }, emptyFunction, () => this.toggleSidebar());
+        }), action(() => this._draggingSidebar = false), () => this.toggleSidebar());
     }
     @observable _previewNativeWidth: Opt<number> = undefined;
     @observable _previewWidth: Opt<number> = undefined;
     toggleSidebar = action((preview: boolean = false) => {
         const nativeWidth = NumCast(this.layoutDoc[this.fieldKey + "-nativeWidth"]);
-        const ratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? WebBox.openSidebarWidth : 0) + nativeWidth) / nativeWidth;
+        const sideratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? WebBox.openSidebarWidth : 0) + nativeWidth) / nativeWidth;
+        const pdfratio = ((!this.layoutDoc.nativeWidth || this.layoutDoc.nativeWidth === nativeWidth ? WebBox.openSidebarWidth + WebBox.sidebarResizerWidth : 0) + nativeWidth) / nativeWidth;
         const curNativeWidth = NumCast(this.layoutDoc.nativeWidth, nativeWidth);
         if (preview) {
-            this._previewNativeWidth = nativeWidth * ratio;
-            this._previewWidth = this.layoutDoc[WidthSym]() * nativeWidth * ratio / curNativeWidth;
+            this._previewNativeWidth = nativeWidth * sideratio;
+            this._previewWidth = this.layoutDoc[WidthSym]() * nativeWidth * sideratio / curNativeWidth;
             this._showSidebar = true;
         }
         else {
-            this.layoutDoc.nativeWidth = nativeWidth * ratio;
-            this.layoutDoc._width = this.layoutDoc[WidthSym]() * nativeWidth * ratio / curNativeWidth;
+            this.layoutDoc.nativeWidth = nativeWidth * pdfratio;
+            this.layoutDoc._width = this.layoutDoc[WidthSym]() * nativeWidth * pdfratio / curNativeWidth;
             this.layoutDoc._showSidebar = nativeWidth !== this.layoutDoc._nativeWidth;
         }
     });
@@ -674,7 +678,7 @@ export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
         }
         return this.props.styleProvider?.(doc, props, property);
     }
-    pointerEvents = () => this.props.isContentActive() && this.props.pointerEvents !== "none" && !MarqueeOptionsMenu.Instance.isShown() ? "all" : SnappingManager.GetIsDragging() ? undefined : "none";
+    pointerEvents = () => !this._draggingSidebar && this.props.isContentActive() && this.props.pointerEvents !== "none" && !MarqueeOptionsMenu.Instance.isShown() ? "all" : SnappingManager.GetIsDragging() ? undefined : "none";
     render() {
         const pointerEvents = this.props.layerProvider?.(this.layoutDoc) === false ? "none" : this.props.pointerEvents ? this.props.pointerEvents as any : undefined;
         const previewScale = this._previewNativeWidth ? 1 - this.sidebarWidth() / this._previewNativeWidth : 1;
@@ -706,12 +710,16 @@ export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
         return (
             <div className="webBox" ref={this._mainCont}
                 style={{ pointerEvents: this.pointerEvents(), display: this.props.thumbShown?.() ? "none" : undefined }} >
-                <div className="webBox-container" style={{ pointerEvents }} onContextMenu={this.specificContextMenu}>
+                <div className="webBox-background" onPointerDown={e => this.sidebarBtnDown(e, false)} />
+                <div className="webBox-container" style={{
+                    position: "absolute",
+                    width: `calc(${100 / scale}% - ${(this.sidebarWidth() + WebBox.sidebarResizerWidth) / scale * (this._previewWidth ? scale : 1)}px)`,
+                    transform: `scale(${scale})`,
+                    pointerEvents
+                }} onContextMenu={this.specificContextMenu}>
                     <div className={"webBox-outerContent"} ref={this._outerRef}
                         style={{
-                            width: `calc(${100 / scale}% - ${this.sidebarWidth() / scale * (this._previewWidth ? scale : 1)}px)`,
                             height: `${100 / scale}%`,
-                            transform: `scale(${scale})`,
                             pointerEvents
                         }}
                         onWheel={e => { e.stopPropagation(); e.preventDefault(); }} // block wheel events from propagating since they're handled by the iframe
@@ -762,7 +770,7 @@ export class WebBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps
                         top: StrCast(this.rootDoc._showTitle) === "title" ? 20 : 5,
                         backgroundColor: this.SidebarShown ? Colors.MEDIUM_BLUE : Colors.BLACK
                     }}
-                    onPointerDown={this.sidebarBtnDown} >
+                    onPointerDown={e => this.sidebarBtnDown(e, true)} >
                     <FontAwesomeIcon style={{ color: Colors.WHITE }} icon={"comment-alt"} size="sm" />
                 </div>
                 {!this.props.isContentActive() ? (null) : this.searchUI}
-- 
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