1 files changed, 82 insertions, 0 deletions
diff --git a/src/client/views/collections/CollectionViewBase.tsx b/src/client/views/collections/CollectionViewBase.tsx
new file mode 100644
index 000000000..06de56383
--- /dev/null
+++ b/src/client/views/collections/CollectionViewBase.tsx
@@ -0,0 +1,82 @@
+import { action, computed } from "mobx";
+import { Document } from "../../../fields/Document";
+import { ListField } from "../../../fields/ListField";
+import React = require("react");
+import { KeyStore } from "../../../fields/KeyStore";
+import { Opt, FieldWaiting } from "../../../fields/Field";
+import { undoBatch } from "../../util/UndoManager";
+import { DragManager } from "../../util/DragManager";
+import { DocumentView } from "../nodes/DocumentView";
+import { Documents, DocumentOptions } from "../../documents/Documents";
+import { Key } from "../../../fields/Key";
+import { Transform } from "../../util/Transform";
+
+
+export interface CollectionViewProps {
+    fieldKey: Key;
+    Document: Document;
+    ScreenToLocalTransform: () => Transform;
+    isSelected: () => boolean;
+    isTopMost: boolean;
+    select: (ctrlPressed: boolean) => void;
+    BackgroundView?: () => JSX.Element;
+}
+export interface SubCollectionViewProps extends CollectionViewProps {
+    active: () => boolean;
+    addDocument: (doc: Document) => void;
+    removeDocument: (doc: Document) => boolean;
+    CollectionView: any;
+}
+
+export class CollectionViewBase extends React.Component<SubCollectionViewProps> {
+    private dropDisposer?: DragManager.DragDropDisposer;
+    protected createDropTarget = (ele: HTMLDivElement) => {
+        if (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) {
+        const doc: DocumentView = de.data["document"];
+        if (doc.props.ContainingCollectionView && doc.props.ContainingCollectionView !== this.props.CollectionView) {
+            if (doc.props.RemoveDocument) {
+                doc.props.RemoveDocument(doc.props.Document);
+            }
+            this.props.addDocument(doc.props.Document);
+        }
+        e.stopPropagation();
+    }
+
+    @action
+    protected onDrop(e: React.DragEvent, options: DocumentOptions): void {
+        e.stopPropagation()
+        e.preventDefault()
+        let fReader = new FileReader()
+        let file = e.dataTransfer.items[0].getAsFile();
+        let that = this;
+
+        fReader.addEventListener("load", action("drop", () => {
+            if (fReader.result) {
+                let url = "" + fReader.result;
+                let doc = Documents.ImageDocument(url, options)
+                let docs = that.props.Document.GetT(KeyStore.Data, ListField);
+                if (docs != FieldWaiting) {
+                    if (!docs) {
+                        docs = new ListField<Document>();
+                        that.props.Document.Set(KeyStore.Data, docs)
+                    }
+                    docs.Data.push(doc);
+                }
+            }
+        }), false)
+
+        if (file) {
+            fReader.readAsDataURL(file)
+        }
+    }
+}