Merge branch 'master' of https://github.com/browngraphicslab/Dash-Web into hedmanLocal

1 files changed, 322 insertions, 0 deletions

diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
new file mode 100644
index 000000000..d3e90d11c
--- /dev/null
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -0,0 +1,322 @@
+import FlexLayout from "flexlayout-react";
+import * as GoldenLayout from "golden-layout";
+import 'golden-layout/src/css/goldenlayout-base.css';
+import 'golden-layout/src/css/goldenlayout-dark-theme.css';
+import { action, computed, reaction, observable } from "mobx";
+import { observer } from "mobx-react";
+import * as ReactDOM from 'react-dom';
+import { Document } from "../../../fields/Document";
+import { KeyStore } from "../../../fields/Key";
+import { ListField } from "../../../fields/ListField";
+import { NumberField } from "../../../fields/NumberField";
+import { DragManager } from "../../util/DragManager";
+import { Transform } from "../../util/Transform";
+import { DocumentView } from "../nodes/DocumentView";
+import "./CollectionDockingView.scss";
+import { CollectionViewBase, CollectionViewProps, COLLECTION_BORDER_WIDTH } from "./CollectionViewBase";
+import React = require("react");
+import { changeDependenciesStateTo0 } from "mobx/lib/internal";
+
+@observer
+export class CollectionDockingView extends CollectionViewBase {
+
+    private static UseGoldenLayout = true;
+    public static LayoutString() { return CollectionViewBase.LayoutString("CollectionDockingView"); }
+    private _containerRef = React.createRef<HTMLDivElement>();
+    @computed
+    private get modelForFlexLayout() {
+        const { CollectionFieldKey: fieldKey, DocumentForCollection: Document } = this.props;
+        const value: Document[] = Document.GetData(fieldKey, ListField, []);
+        var docs = value.map(doc => {
+            return { type: 'tabset', weight: 50, selected: 0, children: [{ type: "tab", name: doc.Title, component: doc.Id }] };
+        });
+        return FlexLayout.Model.fromJson({
+            global: {}, borders: [],
+            layout: {
+                "type": "row",
+                "weight": 100,
+                "children": docs
+            }
+        });
+    }
+    @computed
+    private get modelForGoldenLayout(): any {
+        const { CollectionFieldKey: fieldKey, DocumentForCollection: Document } = this.props;
+        const value: Document[] = Document.GetData(fieldKey, ListField, []);
+        var docs = value.map(doc => {
+            return { type: 'component', componentName: 'documentViewComponent', componentState: { doc: doc, scaling: 1 } };
+        });
+        return new GoldenLayout({
+            settings: {
+                selectionEnabled: true
+            }, content: [{ type: 'row', content: docs }]
+        });
+    }
+    constructor(props: CollectionViewProps) {
+        super(props);
+    }
+
+    componentDidMount: () => void = () => {
+        if (this._containerRef.current && CollectionDockingView.UseGoldenLayout) {
+            this.goldenLayoutFactory();
+            window.addEventListener('resize', this.onResize); // bcz: would rather add this event to the parent node, but resize events only come from Window
+        }
+    }
+    componentWillUnmount: () => void = () => {
+        window.removeEventListener('resize', this.onResize);
+    }
+    private nextId = (function () { var _next_id = 0; return function () { return _next_id++; } })();
+
+
+    @action
+    onResize = (event: any) => {
+        var cur = this.props.ContainingDocumentView!.MainContent.current;
+
+        // bcz: since GoldenLayout isn't a React component itself, we need to notify it to resize when its document container's size has changed
+        CollectionDockingView.myLayout.updateSize(cur!.getBoundingClientRect().width, cur!.getBoundingClientRect().height);
+    }
+
+    @action
+    onPointerDown = (e: React.PointerEvent): void => {
+        if (e.button === 2 && this.active) {
+            e.stopPropagation();
+            e.preventDefault();
+        } else {
+            if (e.buttons === 1 && this.active) {
+                e.stopPropagation();
+            }
+        }
+    }
+
+    flexLayoutFactory = (node: any): any => {
+        var component = node.getComponent();
+        if (component === "button") {
+            return <button>{node.getName()}</button>;
+        }
+        const { CollectionFieldKey: fieldKey, DocumentForCollection: Document } = this.props;
+        const value: Document[] = Document.GetData(fieldKey, ListField, []);
+        for (var i: number = 0; i < value.length; i++) {
+            if (value[i].Id === component) {
+                return (<DocumentView key={value[i].Id} Document={value[i]}
+                    AddDocument={this.addDocument} RemoveDocument={this.removeDocument}
+                    GetTransform={() => Transform.Identity}
+                    Scaling={1}
+                    ContainingCollectionView={this} DocumentView={undefined} />);
+            }
+        }
+        if (component === "text") {
+            return (<div className="panel">Panel {node.getName()}</div>);
+        }
+    }
+
+    public static myLayout: any = null;
+
+    public rcs: Array<RenderClass> = new Array();
+    private static _dragDiv: any = null;
+    private static _dragParent: HTMLElement | null = null;
+    private static _dragElement: HTMLDivElement;
+    private static _dragFakeElement: HTMLDivElement;
+    public static StartOtherDrag(dragElement: HTMLDivElement, dragDoc: Document) {
+        var newItemConfig = {
+            type: 'component',
+            componentName: 'documentViewComponent',
+            componentState: { doc: dragDoc, scaling: 1 }
+        };
+        this._dragElement = dragElement;
+        this._dragParent = dragElement.parentElement;
+        // bcz: we want to copy this document into the header, not move it there.
+        //   However, GoldenLayout is setup to move things, so we have to do some kludgy stuff:
+
+        //   - create a temporary invisible div and register that as a DragSource with GoldenLayout
+        this._dragDiv = document.createElement("div");
+        this._dragDiv.style.opacity = 0;
+        DragManager.Root().appendChild(this._dragDiv);
+        CollectionDockingView.myLayout.createDragSource(this._dragDiv, newItemConfig);
+
+        //   - add our document to that div so that GoldenLayout will get the move events its listening for
+        this._dragDiv.appendChild(this._dragElement);
+
+        //   - add a duplicate of our document to the original document's container 
+        //     (GoldenLayout will be removing our original one)
+        this._dragFakeElement = dragElement.cloneNode(true) as HTMLDivElement;
+        this._dragParent!.appendChild(this._dragFakeElement);
+
+        // all of this must be undone when the document has been dropped (see tabCreated)
+    }
+
+    _makeFullScreen: boolean = false;
+    _maximizedStack: any = null;
+    public static OpenFullScreen(document: Document) {
+        var newItemConfig = {
+            type: 'component',
+            componentName: 'documentViewComponent',
+            componentState: { doc: document }
+        };
+        CollectionDockingView.myLayout._makeFullScreen = true;
+        CollectionDockingView.myLayout.root.contentItems[0].addChild(newItemConfig);
+    }
+    public static CloseFullScreen() {
+        if (CollectionDockingView.myLayout._maximizedStack != null) {
+            CollectionDockingView.myLayout._maximizedStack.header.controlsContainer.find('.lm_close').click();
+            CollectionDockingView.myLayout._maximizedStack = null;
+        }
+    }
+    //
+    //  Creates a vertical split on the right side of the docking view, and then adds the Document to that split
+    //
+    public static AddRightSplit(document: Document) {
+        var newItemConfig = {
+            type: 'component',
+            componentName: 'documentViewComponent',
+            componentState: { doc: document }
+        }
+        let newItemStackConfig = {
+            type: 'stack',
+            content: [newItemConfig]
+        };
+        var newContentItem = new CollectionDockingView.myLayout._typeToItem[newItemStackConfig.type](CollectionDockingView.myLayout, newItemStackConfig, parent);
+
+        if (CollectionDockingView.myLayout.root.contentItems[0].isRow) {
+            var rowlayout = CollectionDockingView.myLayout.root.contentItems[0];
+            var lastRowItem = rowlayout.contentItems[rowlayout.contentItems.length - 1];
+
+            lastRowItem.config["width"] *= 0.5;
+            newContentItem.config["width"] = lastRowItem.config["width"];
+            rowlayout.addChild(newContentItem, rowlayout.contentItems.length, true);
+            rowlayout.callDownwards('setSize');
+        }
+        else {
+            var collayout = CollectionDockingView.myLayout.root.contentItems[0];
+            var newRow = collayout.layoutManager.createContentItem({ type: "row" }, CollectionDockingView.myLayout);
+            collayout.parent.replaceChild(collayout, newRow);
+
+            newRow.addChild(newContentItem, undefined, true);
+            newRow.addChild(collayout, 0, true);
+
+            collayout.config["width"] = 50;
+            newContentItem.config["width"] = 50;
+            collayout.parent.callDownwards('setSize');
+        }
+    }
+    goldenLayoutFactory() {
+        CollectionDockingView.myLayout = this.modelForGoldenLayout;
+
+        var layout = CollectionDockingView.myLayout;
+        CollectionDockingView.myLayout.on('tabCreated', function (tab: any) {
+            if (CollectionDockingView._dragDiv) {
+                CollectionDockingView._dragDiv.removeChild(CollectionDockingView._dragElement);
+                CollectionDockingView._dragParent!.removeChild(CollectionDockingView._dragFakeElement);
+                CollectionDockingView._dragParent!.appendChild(CollectionDockingView._dragElement);
+                DragManager.Root().removeChild(CollectionDockingView._dragDiv);
+                CollectionDockingView._dragDiv = null;
+            }
+            tab.setTitle(tab.contentItem.config.componentState.doc.Title);
+            tab.closeElement.off('click') //unbind the current click handler
+                .click(function () {
+                    tab.contentItem.remove();
+                });
+        });
+
+        CollectionDockingView.myLayout.on('stackCreated', function (stack: any) {
+            if (CollectionDockingView.myLayout._makeFullScreen) {
+                CollectionDockingView.myLayout._maximizedStack = stack;
+                CollectionDockingView.myLayout._maxstack = stack.header.controlsContainer.find('.lm_maximise');
+            }
+            //stack.header.controlsContainer.find('.lm_popout').hide();
+            stack.header.controlsContainer.find('.lm_close') //get the close icon
+                .off('click') //unbind the current click handler
+                .click(function () {
+                    //if (confirm('really close this?')) {
+                    stack.remove();
+                    //}
+                });
+        });
+
+        var me = this;
+        CollectionDockingView.myLayout.registerComponent('documentViewComponent', function (container: any, state: any) {
+            // bcz: this is crufty
+            // calling html() causes a div tag to be added in the DOM with id 'containingDiv'. 
+            // Apparently, we need to wait to allow a live html div element to actually be instantiated.
+            // After a timeout, we lookup the live html div element and add our React DocumentView to it.
+            var containingDiv = "component_" + me.nextId();
+            container.getElement().html("<div id='" + containingDiv + "'></div>");
+            setTimeout(function () {
+                state.rc = new RenderClass(containingDiv, state.doc, me, container);
+                me.rcs.push(state.rc);
+                if (CollectionDockingView.myLayout._maxstack != null) {
+                    CollectionDockingView.myLayout._maxstack.click();
+                }
+            }, 0);
+        });
+        CollectionDockingView.myLayout.container = this._containerRef.current;
+        CollectionDockingView.myLayout.init();
+    }
+
+
+    render() {
+        const { CollectionFieldKey: fieldKey, DocumentForCollection: Document } = this.props;
+        const value: Document[] = Document.GetData(fieldKey, ListField, []);
+        // bcz: not sure why, but I need these to force the flexlayout to update when the collection size changes.
+        var s = this.props.ContainingDocumentView != undefined ? this.props.ContainingDocumentView!.ScalingToScreenSpace : 1;
+        var w = Document.GetData(KeyStore.Width, NumberField, Number(0)) / s;
+        var h = Document.GetData(KeyStore.Height, NumberField, Number(0)) / s;
+
+        var chooseLayout = () => {
+            if (!CollectionDockingView.UseGoldenLayout)
+                return <FlexLayout.Layout model={this.modelForFlexLayout} factory={this.flexLayoutFactory} />;
+        }
+
+        return (
+            <div className="border" style={{
+                borderStyle: "solid",
+                borderWidth: `${COLLECTION_BORDER_WIDTH}px`,
+            }}>
+                <div className="collectiondockingview-container" id="menuContainer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()} ref={this._containerRef}
+                    style={{
+                        width: CollectionDockingView.UseGoldenLayout || s > 1 ? "100%" : w - 2 * COLLECTION_BORDER_WIDTH,
+                        height: CollectionDockingView.UseGoldenLayout || s > 1 ? "100%" : h - 2 * COLLECTION_BORDER_WIDTH
+                    }} >
+                    {chooseLayout()}
+                </div>
+            </div>
+        );
+    }
+}
+
+class RenderClass {
+
+    @observable _resizeCount: number = 0;
+
+    _collectionDockingView: CollectionDockingView;
+    _htmlElement: any;
+    _document: Document;
+    constructor(containingDiv: string, doc: Document, me: CollectionDockingView, container: any) {
+        this._collectionDockingView = me;
+        this._htmlElement = document.getElementById(containingDiv);
+        this._document = doc;
+        container.on('resize', action((e: any) => {
+            var nativeWidth = doc.GetNumber(KeyStore.NativeWidth, 0);
+            if (this._htmlElement != null && this._htmlElement.childElementCount > 0 && nativeWidth > 0) {
+                let scaling = nativeWidth > 0 ? this._htmlElement!.clientWidth / nativeWidth : 1;
+                (this._htmlElement!.children[0] as any).style.transformOrigin = "0px 0px";
+                (this._htmlElement!.children[0] as any).style.transform = `translate(0px,0px)  scale(${scaling}, ${scaling}) `;
+                (this._htmlElement!.children[0] as any).style.width = nativeWidth.toString() + "px";
+            }
+        }));
+
+        this.render();
+    }
+    render() {
+        var nativeWidth = this._document.GetNumber(KeyStore.NativeWidth, 0);
+        let scaling = nativeWidth > 0 ? this._htmlElement!.clientWidth / nativeWidth : 1;
+        ReactDOM.render((
+            <DocumentView key={this._document.Id} Document={this._document}
+                AddDocument={this._collectionDockingView.addDocument} RemoveDocument={this._collectionDockingView.removeDocument}
+                GetTransform={() => Transform.Identity}
+                Scaling={scaling}
+                ContainingCollectionView={this._collectionDockingView} DocumentView={undefined} />
+        ),
+            this._htmlElement
+        );
+    }
+}
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