1009 lines
27 KiB
JavaScript
1009 lines
27 KiB
JavaScript
/**
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* $Id: EditorUi.js,v 1.32 2013/07/19 06:13:37 gaudenz Exp $
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* Copyright (c) 2006-2012, JGraph Ltd
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*/
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/**
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* Constructs a new graph editor
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*/
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EditorUi = function(editor, container)
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{
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this.editor = editor || new Editor();
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this.container = container || document.body;
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var graph = editor.graph;
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// Disables scrollbars
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this.container.style.overflow = 'hidden';
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// Pre-fetches submenu image
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new Image().src = mxPopupMenu.prototype.submenuImage;
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// Pre-fetches connect image
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if (mxConnectionHandler.prototype.connectImage != null)
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{
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new Image().src = mxConnectionHandler.prototype.connectImage.src;
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}
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// Creates the user interface
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this.actions = new Actions(this);
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this.menus = new Menus(this);
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this.createDivs();
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this.refresh();
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this.createUi();
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// Disables HTML and text selection
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var textEditing = mxUtils.bind(this, function(evt)
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{
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if (evt == null)
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{
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evt = window.event;
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}
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if (this.isSelectionAllowed(evt))
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{
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return true;
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}
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return graph.isEditing();
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});
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// Disables text selection while not editing and no dialog visible
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if (this.container == document.body)
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{
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this.menubarContainer.onselectstart = textEditing;
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this.menubarContainer.onmousedown = textEditing;
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this.toolbarContainer.onselectstart = textEditing;
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this.toolbarContainer.onmousedown = textEditing;
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this.diagramContainer.onselectstart = textEditing;
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this.diagramContainer.onmousedown = textEditing;
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this.sidebarContainer.onselectstart = textEditing;
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this.sidebarContainer.onmousedown = textEditing;
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this.footerContainer.onselectstart = textEditing;
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this.footerContainer.onmousedown = textEditing;
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}
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// And uses built-in context menu while editing
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if (mxClient.IS_IE && (typeof(document.documentMode) === 'undefined' || document.documentMode < 9))
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{
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mxEvent.addListener(this.diagramContainer, 'contextmenu', textEditing);
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}
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else
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{
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// Allows browser context menu outside of diagram and sidebar
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this.diagramContainer.oncontextmenu = textEditing;
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}
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// Contains the main graph instance inside the given panel
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graph.init(this.diagramContainer);
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graph.refresh();
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// Enables scrollbars and sets cursor style for the container
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graph.container.setAttribute('tabindex', '0');
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graph.container.style.overflow = (touchStyle) ? 'hidden' : 'auto';
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graph.container.style.cursor = 'default';
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graph.container.style.backgroundImage = 'url(' + editor.gridImage + ')';
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graph.container.style.backgroundPosition = '-1px -1px';
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graph.container.focus();
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// Keeps graph container focused on mouse down
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var graphFireMouseEvent = graph.fireMouseEvent;
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graph.fireMouseEvent = function(evtName, me, sender)
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{
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if (evtName == mxEvent.MOUSE_DOWN)
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{
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this.container.focus();
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}
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graphFireMouseEvent.apply(this, arguments);
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};
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// Configures automatic expand on mouseover
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graph.popupMenuHandler.autoExpand = true;
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// Installs context menu
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graph.popupMenuHandler.factoryMethod = mxUtils.bind(this, function(menu, cell, evt)
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{
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this.menus.createPopupMenu(menu, cell, evt);
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});
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// Initializes the outline
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editor.outline.init(this.outlineContainer);
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// Hides context menu
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mxEvent.addGestureListeners(document, mxUtils.bind(this, function(evt)
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{
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graph.popupMenuHandler.hideMenu();
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}));
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// Adds gesture handling (pinch to zoom)
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if (mxClient.IS_TOUCH)
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{
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mxEvent.addListener(graph.container, 'gesturechange',
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mxUtils.bind(this, function(evt)
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{
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graph.view.getDrawPane().setAttribute('transform', 'scale(' + evt.scale + ')');
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graph.view.getOverlayPane().style.visibility = 'hidden';
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mxEvent.consume(evt);
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})
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);
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mxEvent.addListener(graph.container, 'gestureend',
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mxUtils.bind(this, function(evt)
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{
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graph.view.getDrawPane().removeAttribute('transform');
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graph.view.setScale(graph.view.scale * evt.scale);
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graph.view.getOverlayPane().style.visibility = 'visible';
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mxEvent.consume(evt);
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})
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);
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// Disables pinch to resize
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graph.handleGesture = function()
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{
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// do nothing
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};
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}
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// Create handler for key events
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var keyHandler = this.createKeyHandler(editor);
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// Getter for key handler
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this.getKeyHandler = function()
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{
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return keyHandler;
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};
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// Updates the editor UI after the window has been resized
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mxEvent.addListener(window, 'resize', mxUtils.bind(this, function()
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{
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this.refresh();
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graph.sizeDidChange();
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this.editor.outline.update(false);
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this.editor.outline.outline.sizeDidChange();
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}));
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// Updates action and menu states
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this.init();
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this.open();
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};
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/**
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* Specifies the size of the split bar.
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*/
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EditorUi.prototype.splitSize = (mxClient.IS_TOUCH || mxClient.IS_POINTER) ? 12 : 8;
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/**
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* Specifies the height of the menubar. Default is 34.
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*/
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EditorUi.prototype.menubarHeight = 33;
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/**
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* Specifies the height of the toolbar. Default is 36.
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*/
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EditorUi.prototype.toolbarHeight = 36;
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/**
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* Specifies the height of the footer. Default is 28.
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*/
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EditorUi.prototype.footerHeight = 28;
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/**
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* Specifies the height of the optional sidebarFooterContainer. Default is 34.
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*/
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EditorUi.prototype.sidebarFooterHeight = 34;
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/**
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* Specifies the height of the horizontal split bar. Default is 212.
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*/
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EditorUi.prototype.hsplitPosition = 204;
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/**
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* Specifies the position of the vertical split bar. Default is 190.
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*/
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EditorUi.prototype.vsplitPosition = 190;
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/**
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* Specifies if animations are allowed in <executeLayout>. Default is true.
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*/
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EditorUi.prototype.allowAnimation = true;
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/**
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* Installs the listeners to update the action states.
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*/
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EditorUi.prototype.init = function()
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{
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// Updates action states
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this.addUndoListener();
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this.addSelectionListener();
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// Overrides clipboard to update paste action state
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var paste = this.actions.get('paste');
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var updatePaste = function()
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{
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paste.setEnabled(!mxClipboard.isEmpty());
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};
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var mxClipboardCut = mxClipboard.cut;
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mxClipboard.cut = function()
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{
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mxClipboardCut.apply(this, arguments);
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updatePaste();
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};
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var mxClipboardCopy = mxClipboard.copy;
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mxClipboard.copy = function()
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{
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mxClipboardCopy.apply(this, arguments);
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updatePaste();
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};
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updatePaste();
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};
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/**
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* Hook for allowing selection and context menu for certain events.
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*/
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EditorUi.prototype.isSelectionAllowed = function(evt)
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{
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return false;
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};
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/**
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* Opens the current diagram via the window.opener if one exists.
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*/
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EditorUi.prototype.open = function()
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{
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// Cross-domain window access is not allowed in FF, so if we
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// were opened from another domain then this will fail.
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try
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{
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if (window.opener != null && window.opener.openFile != null)
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{
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window.opener.openFile.setConsumer(mxUtils.bind(this, function(xml, filename)
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{
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try
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{
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var doc = mxUtils.parseXml(xml);
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this.editor.setGraphXml(doc.documentElement);
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this.editor.setModified(false);
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this.editor.undoManager.clear();
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if (filename != null)
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{
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this.editor.setFilename(filename);
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this.editor.updateDocumentTitle();
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}
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}
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catch (e)
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{
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mxUtils.alert(mxResources.get('invalidOrMissingFile') + ': ' + e.message);
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}
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}));
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}
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}
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catch(e)
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{
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// ignore
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}
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};
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/**
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* Saves the current graph under the given filename.
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*/
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EditorUi.prototype.save = function(name)
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{
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if (name != null)
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{
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var xml = mxUtils.getXml(this.editor.getGraphXml());
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try
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{
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if (useLocalStorage)
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{
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if (localStorage.getItem(name) != null &&
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!mxUtils.confirm(mxResources.get('replace', [name])))
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{
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return;
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}
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localStorage.setItem(name, xml);
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this.editor.setStatus(mxResources.get('saved') + ' ' + new Date());
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}
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else
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{
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if (xml.length < MAX_REQUEST_SIZE)
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{
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xml = encodeURIComponent(xml);
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new mxXmlRequest(SAVE_URL, 'filename=' + name + '&xml=' + xml).simulate(document, "_blank");
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}
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else
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{
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mxUtils.alert(mxResources.get('drawingTooLarge'));
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mxUtils.popup(xml);
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return;
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}
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}
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this.editor.setModified(false);
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this.editor.setFilename(name);
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this.editor.updateDocumentTitle();
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}
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catch (e)
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{
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this.editor.setStatus('Error saving file');
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}
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}
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};
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/**
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* Returns the URL for a copy of this editor with no state.
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*/
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EditorUi.prototype.getUrl = function(pathname)
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{
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var href = (pathname != null) ? pathname : window.location.pathname;
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var parms = (href.indexOf('?') > 0) ? 1 : 0;
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// Removes template URL parameter for new blank diagram
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for (var key in urlParams)
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{
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if (parms == 0)
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{
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href += '?';
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}
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else
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{
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href += '&';
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}
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href += key + '=' + urlParams[key];
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parms++;
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}
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return href;
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};
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/**
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* Updates the states of the given undo/redo items.
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*/
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EditorUi.prototype.addUndoListener = function()
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{
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var undo = this.actions.get('undo');
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var redo = this.actions.get('redo');
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var undoMgr = this.editor.undoManager;
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var undoListener = function()
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{
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undo.setEnabled(undoMgr.canUndo());
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redo.setEnabled(undoMgr.canRedo());
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};
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undoMgr.addListener(mxEvent.ADD, undoListener);
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undoMgr.addListener(mxEvent.UNDO, undoListener);
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undoMgr.addListener(mxEvent.REDO, undoListener);
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undoMgr.addListener(mxEvent.CLEAR, undoListener);
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// Updates the button states once
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undoListener();
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};
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/**
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* Updates the states of the given toolbar items based on the selection.
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*/
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EditorUi.prototype.addSelectionListener = function()
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{
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var selectionListener = mxUtils.bind(this, function()
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{
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var graph = this.editor.graph;
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var selected = !graph.isSelectionEmpty();
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var vertexSelected = false;
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var edgeSelected = false;
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var cells = graph.getSelectionCells();
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if (cells != null)
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{
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for (var i = 0; i < cells.length; i++)
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{
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var cell = cells[i];
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if (graph.getModel().isEdge(cell))
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{
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edgeSelected = true;
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}
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if (graph.getModel().isVertex(cell))
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{
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vertexSelected = true;
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}
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if (edgeSelected && vertexSelected)
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{
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break;
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}
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}
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}
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// Updates action states
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var actions = ['cut', 'copy', 'delete', 'duplicate', 'bold', 'italic', 'style', 'fillColor',
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'gradientColor', 'underline', 'fontColor', 'strokeColor', 'backgroundColor',
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'borderColor', 'toFront', 'toBack', 'dashed', 'rounded', 'shadow', 'tilt',
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'autosize', 'lockUnlock'];
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for (var i = 0; i < actions.length; i++)
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{
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this.actions.get(actions[i]).setEnabled(selected);
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}
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this.actions.get('curved').setEnabled(edgeSelected);
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this.actions.get('rotation').setEnabled(vertexSelected);
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this.actions.get('wordWrap').setEnabled(vertexSelected);
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this.actions.get('group').setEnabled(graph.getSelectionCount() > 1);
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this.actions.get('ungroup').setEnabled(graph.getSelectionCount() == 1 &&
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graph.getModel().getChildCount(graph.getSelectionCell()) > 0);
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var oneVertexSelected = vertexSelected && graph.getSelectionCount() == 1;
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this.actions.get('removeFromGroup').setEnabled(oneVertexSelected &&
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graph.getModel().isVertex(graph.getModel().getParent(graph.getSelectionCell())));
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// Updates menu states
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var menus = ['fontFamily', 'fontSize', 'alignment', 'position', 'text', 'format',
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'arrange', 'linewidth', 'spacing', 'gradient'];
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for (var i = 0; i < menus.length; i++)
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{
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this.menus.get(menus[i]).setEnabled(selected);
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}
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menus = ['line', 'lineend', 'linestart'];
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for (var i = 0; i < menus.length; i++)
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{
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this.menus.get(menus[i]).setEnabled(edgeSelected);
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}
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this.actions.get('setAsDefaultEdge').setEnabled(edgeSelected);
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this.menus.get('align').setEnabled(graph.getSelectionCount() > 1);
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this.menus.get('direction').setEnabled(vertexSelected || (edgeSelected &&
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graph.isLoop(graph.view.getState(graph.getSelectionCell()))));
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this.menus.get('navigation').setEnabled(graph.foldingEnabled && ((graph.view.currentRoot != null) ||
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(graph.getSelectionCount() == 1 && graph.isValidRoot(graph.getSelectionCell()))));
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this.menus.get('layers').setEnabled(graph.view.currentRoot == null);
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this.actions.get('home').setEnabled(graph.view.currentRoot != null);
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this.actions.get('exitGroup').setEnabled(graph.view.currentRoot != null);
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var groupEnabled = graph.getSelectionCount() == 1 && graph.isValidRoot(graph.getSelectionCell());
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this.actions.get('enterGroup').setEnabled(groupEnabled);
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this.actions.get('expand').setEnabled(groupEnabled);
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this.actions.get('collapse').setEnabled(groupEnabled);
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this.actions.get('editLink').setEnabled(graph.getSelectionCount() == 1);
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this.actions.get('openLink').setEnabled(graph.getSelectionCount() == 1 &&
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graph.getLinkForCell(graph.getSelectionCell()) != null);
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});
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this.editor.graph.getSelectionModel().addListener(mxEvent.CHANGE, selectionListener);
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selectionListener();
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};
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/**
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* Refreshes the viewport.
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*/
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EditorUi.prototype.refresh = function()
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{
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var quirks = mxClient.IS_IE && (document.documentMode == null || document.documentMode == 5);
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var w = this.container.clientWidth;
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var h = this.container.clientHeight;
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if (this.container == document.body)
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{
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w = document.body.clientWidth || document.documentElement.clientWidth;
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h = (quirks) ? document.body.clientHeight || document.documentElement.clientHeight : document.documentElement.clientHeight;
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}
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var effHsplitPosition = Math.max(0, Math.min(this.hsplitPosition, w - this.splitSize - 20));
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var effVsplitPosition = Math.max(0, Math.min(this.vsplitPosition, h - this.menubarHeight - this.toolbarHeight - this.footerHeight - this.splitSize - 1));
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this.menubarContainer.style.height = this.menubarHeight + 'px';
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this.toolbarContainer.style.top = this.menubarHeight + 'px';
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this.toolbarContainer.style.height = this.toolbarHeight + 'px';
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var tmp = this.menubarHeight + this.toolbarHeight;
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if (!mxClient.IS_QUIRKS)
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{
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tmp += 1;
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}
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var sidebarFooterHeight = 0;
|
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if (this.sidebarFooterContainer != null)
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{
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var bottom = (effVsplitPosition + this.splitSize + this.footerHeight);
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sidebarFooterHeight = Math.max(0, Math.min(h - tmp - bottom, this.sidebarFooterHeight));
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this.sidebarFooterContainer.style.width = effHsplitPosition + 'px';
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this.sidebarFooterContainer.style.height = sidebarFooterHeight + 'px';
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this.sidebarFooterContainer.style.bottom = bottom + 'px';
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}
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this.sidebarContainer.style.top = tmp + 'px';
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this.sidebarContainer.style.width = effHsplitPosition + 'px';
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this.outlineContainer.style.width = effHsplitPosition + 'px';
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this.outlineContainer.style.height = effVsplitPosition + 'px';
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this.outlineContainer.style.bottom = this.footerHeight + 'px';
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this.diagramContainer.style.left = (effHsplitPosition + this.splitSize) + 'px';
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this.diagramContainer.style.top = this.sidebarContainer.style.top;
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this.footerContainer.style.height = this.footerHeight + 'px';
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this.hsplit.style.top = this.sidebarContainer.style.top;
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this.hsplit.style.bottom = this.outlineContainer.style.bottom;
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this.hsplit.style.left = effHsplitPosition + 'px';
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this.vsplit.style.width = this.sidebarContainer.style.width;
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this.vsplit.style.bottom = (effVsplitPosition + this.footerHeight) + 'px';
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|
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if (quirks)
|
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{
|
|
this.menubarContainer.style.width = w + 'px';
|
|
this.toolbarContainer.style.width = this.menubarContainer.style.width;
|
|
var sidebarHeight = Math.max(0, h - effVsplitPosition - this.splitSize - this.footerHeight - this.menubarHeight - this.toolbarHeight);
|
|
this.sidebarContainer.style.height = (sidebarHeight - sidebarFooterHeight) + 'px';
|
|
this.diagramContainer.style.width = Math.max(0, w - effHsplitPosition - this.splitSize) + 'px';
|
|
var diagramHeight = Math.max(0, h - this.footerHeight - this.menubarHeight - this.toolbarHeight);
|
|
this.diagramContainer.style.height = diagramHeight + 'px';
|
|
this.footerContainer.style.width = this.menubarContainer.style.width;
|
|
this.hsplit.style.height = diagramHeight + 'px';
|
|
}
|
|
else
|
|
{
|
|
this.sidebarContainer.style.bottom = (effVsplitPosition + this.splitSize + this.footerHeight + sidebarFooterHeight) + 'px';
|
|
this.diagramContainer.style.bottom = this.outlineContainer.style.bottom;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Creates the required containers.
|
|
*/
|
|
EditorUi.prototype.createDivs = function()
|
|
{
|
|
this.menubarContainer = this.createDiv('geMenubarContainer');
|
|
this.toolbarContainer = this.createDiv('geToolbarContainer');
|
|
this.sidebarContainer = this.createDiv('geSidebarContainer');
|
|
this.outlineContainer = this.createDiv('geOutlineContainer');
|
|
this.diagramContainer = this.createDiv('geDiagramContainer');
|
|
this.footerContainer = this.createDiv('geFooterContainer');
|
|
this.hsplit = this.createDiv('geHsplit');
|
|
this.vsplit = this.createDiv('geVsplit');
|
|
|
|
// Sets static style for containers
|
|
this.menubarContainer.style.top = '0px';
|
|
this.menubarContainer.style.left = '0px';
|
|
this.menubarContainer.style.right = '0px';
|
|
this.toolbarContainer.style.left = '0px';
|
|
this.toolbarContainer.style.right = '0px';
|
|
this.sidebarContainer.style.left = '0px';
|
|
this.outlineContainer.style.left = '0px';
|
|
this.diagramContainer.style.right = '0px';
|
|
this.footerContainer.style.left = '0px';
|
|
this.footerContainer.style.right = '0px';
|
|
this.footerContainer.style.bottom = '0px';
|
|
this.vsplit.style.left = '0px';
|
|
this.vsplit.style.height = this.splitSize + 'px';
|
|
this.hsplit.style.width = this.splitSize + 'px';
|
|
|
|
this.sidebarFooterContainer = this.createSidebarFooterContainer();
|
|
|
|
if (this.sidebarFooterContainer)
|
|
{
|
|
this.sidebarFooterContainer.style.left = '0px';
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Hook for sidebar footer container. This implementation returns null.
|
|
*/
|
|
EditorUi.prototype.createSidebarFooterContainer = function()
|
|
{
|
|
return null;
|
|
};
|
|
|
|
/**
|
|
* Creates the required containers.
|
|
*/
|
|
EditorUi.prototype.createUi = function()
|
|
{
|
|
// Creates menubar
|
|
this.menubar = this.menus.createMenubar(this.createDiv('geMenubar'));
|
|
this.menubarContainer.appendChild(this.menubar.container);
|
|
|
|
// Creates toolbar
|
|
this.toolbar = this.createToolbar(this.createDiv('geToolbar'));
|
|
this.toolbarContainer.appendChild(this.toolbar.container);
|
|
|
|
// Creates the sidebar
|
|
this.sidebar = this.createSidebar(this.sidebarContainer);
|
|
|
|
// Creates the footer
|
|
this.footerContainer.appendChild(this.createFooter());
|
|
|
|
// Adds status bar in menubar
|
|
this.statusContainer = this.createStatusContainer();
|
|
|
|
// Connects the status bar to the editor status
|
|
this.editor.addListener('statusChanged', mxUtils.bind(this, function()
|
|
{
|
|
this.setStatusText(this.editor.getStatus());
|
|
}));
|
|
|
|
this.setStatusText(this.editor.getStatus());
|
|
this.menubar.container.appendChild(this.statusContainer);
|
|
|
|
// Inserts into DOM
|
|
this.container.appendChild(this.menubarContainer);
|
|
this.container.appendChild(this.toolbarContainer);
|
|
this.container.appendChild(this.sidebarContainer);
|
|
this.container.appendChild(this.outlineContainer);
|
|
this.container.appendChild(this.diagramContainer);
|
|
this.container.appendChild(this.footerContainer);
|
|
this.container.appendChild(this.hsplit);
|
|
this.container.appendChild(this.vsplit);
|
|
|
|
if (this.sidebarFooterContainer)
|
|
{
|
|
this.container.appendChild(this.sidebarFooterContainer);
|
|
}
|
|
|
|
// HSplit
|
|
this.addSplitHandler(this.hsplit, true, 0, mxUtils.bind(this, function(value)
|
|
{
|
|
this.hsplitPosition = value;
|
|
this.refresh();
|
|
this.editor.graph.sizeDidChange();
|
|
this.editor.outline.update(false);
|
|
this.editor.outline.outline.sizeDidChange();
|
|
}));
|
|
|
|
// VSplit
|
|
this.addSplitHandler(this.vsplit, false, this.footerHeight, mxUtils.bind(this, function(value)
|
|
{
|
|
this.vsplitPosition = value;
|
|
this.refresh();
|
|
this.editor.outline.update(false);
|
|
this.editor.outline.outline.sizeDidChange();
|
|
}));
|
|
};
|
|
|
|
/**
|
|
* Creates a new toolbar for the given container.
|
|
*/
|
|
EditorUi.prototype.createStatusContainer = function()
|
|
{
|
|
var container = document.createElement('a');
|
|
container.className = 'geItem geStatus';
|
|
|
|
return container;
|
|
};
|
|
|
|
/**
|
|
* Creates a new toolbar for the given container.
|
|
*/
|
|
EditorUi.prototype.setStatusText = function(value)
|
|
{
|
|
this.statusContainer.innerHTML = value;
|
|
};
|
|
|
|
/**
|
|
* Creates a new toolbar for the given container.
|
|
*/
|
|
EditorUi.prototype.createToolbar = function(container)
|
|
{
|
|
return new Toolbar(this, container);
|
|
};
|
|
|
|
/**
|
|
* Creates a new sidebar for the given container.
|
|
*/
|
|
EditorUi.prototype.createSidebar = function(container)
|
|
{
|
|
return new Sidebar(this, container);
|
|
};
|
|
|
|
/**
|
|
* Creates and returns a new footer.
|
|
*/
|
|
EditorUi.prototype.createFooter = function()
|
|
{
|
|
return this.createDiv('geFooter');
|
|
};
|
|
|
|
/**
|
|
* Creates the actual toolbar for the toolbar container.
|
|
*/
|
|
EditorUi.prototype.createDiv = function(classname)
|
|
{
|
|
var elt = document.createElement('div');
|
|
elt.className = classname;
|
|
|
|
return elt;
|
|
};
|
|
|
|
/**
|
|
* Updates the states of the given undo/redo items.
|
|
*/
|
|
EditorUi.prototype.addSplitHandler = function(elt, horizontal, dx, onChange)
|
|
{
|
|
var start = null;
|
|
var initial = null;
|
|
|
|
// Disables built-in pan and zoom in IE10 and later
|
|
if (mxClient.IS_POINTER)
|
|
{
|
|
elt.style.msTouchAction = 'none';
|
|
}
|
|
|
|
function getValue()
|
|
{
|
|
return parseInt(((horizontal) ? elt.style.left : elt.style.bottom));
|
|
};
|
|
|
|
function moveHandler(evt)
|
|
{
|
|
if (start != null)
|
|
{
|
|
var pt = new mxPoint(mxEvent.getClientX(evt), mxEvent.getClientY(evt));
|
|
onChange(Math.max(0, initial + ((horizontal) ? (pt.x - start.x) : (start.y - pt.y)) - dx));
|
|
mxEvent.consume(evt);
|
|
}
|
|
};
|
|
|
|
function dropHandler(evt)
|
|
{
|
|
moveHandler(evt);
|
|
start = null;
|
|
initial = null;
|
|
};
|
|
|
|
mxEvent.addGestureListeners(elt, function(evt)
|
|
{
|
|
start = new mxPoint(mxEvent.getClientX(evt), mxEvent.getClientY(evt));
|
|
initial = getValue();
|
|
mxEvent.consume(evt);
|
|
});
|
|
|
|
mxEvent.addGestureListeners(document, null, moveHandler, dropHandler);
|
|
};
|
|
|
|
/**
|
|
* Displays a print dialog.
|
|
*/
|
|
EditorUi.prototype.showDialog = function(elt, w, h, modal, closable, onClose)
|
|
{
|
|
this.editor.graph.tooltipHandler.hideTooltip();
|
|
this.hideDialog();
|
|
this.dialog = new Dialog(this, elt, w, (mxClient.IS_VML) ? h - 12 : h, modal, closable, onClose);
|
|
};
|
|
|
|
/**
|
|
* Displays a print dialog.
|
|
*/
|
|
EditorUi.prototype.hideDialog = function()
|
|
{
|
|
if (this.dialog != null)
|
|
{
|
|
this.dialog.close();
|
|
this.dialog = null;
|
|
this.editor.graph.container.focus();
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Adds the label menu items to the given menu and parent.
|
|
*/
|
|
EditorUi.prototype.openFile = function()
|
|
{
|
|
// Closes dialog after open
|
|
window.openFile = new OpenFile(mxUtils.bind(this, function()
|
|
{
|
|
this.hideDialog();
|
|
}));
|
|
|
|
// Removes openFile if dialog is closed
|
|
this.showDialog(new OpenDialog(this).container, 300, 180, true, true, function()
|
|
{
|
|
window.openFile = null;
|
|
});
|
|
};
|
|
|
|
/**
|
|
* Adds the label menu items to the given menu and parent.
|
|
*/
|
|
EditorUi.prototype.saveFile = function(forceDialog)
|
|
{
|
|
if (!forceDialog && this.editor.filename != null)
|
|
{
|
|
this.save(this.editor.getOrCreateFilename());
|
|
}
|
|
else
|
|
{
|
|
this.showDialog(new SaveDialog(this).container, 300, 100, true, true);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Executes the given layout.
|
|
*/
|
|
EditorUi.prototype.executeLayout = function(exec, animate, post)
|
|
{
|
|
var graph = this.editor.graph;
|
|
|
|
graph.getModel().beginUpdate();
|
|
try
|
|
{
|
|
exec();
|
|
}
|
|
catch (e)
|
|
{
|
|
throw e;
|
|
}
|
|
finally
|
|
{
|
|
// Animates the changes in the graph model except
|
|
// for Camino, where animation is too slow
|
|
if (this.allowAnimation && animate && navigator.userAgent.indexOf('Camino') < 0)
|
|
{
|
|
// New API for animating graph layout results asynchronously
|
|
var morph = new mxMorphing(graph);
|
|
morph.addListener(mxEvent.DONE, mxUtils.bind(this, function()
|
|
{
|
|
graph.getModel().endUpdate();
|
|
|
|
if (post != null)
|
|
{
|
|
post();
|
|
}
|
|
}));
|
|
|
|
morph.startAnimation();
|
|
}
|
|
else
|
|
{
|
|
graph.getModel().endUpdate();
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Creates the keyboard event handler for the current graph and history.
|
|
*/
|
|
EditorUi.prototype.createKeyHandler = function(editor)
|
|
{
|
|
var graph = this.editor.graph;
|
|
var keyHandler = new mxKeyHandler(graph);
|
|
|
|
// Routes command-key to control-key on Mac
|
|
keyHandler.isControlDown = function(evt)
|
|
{
|
|
return mxEvent.isControlDown(evt) || (mxClient.IS_MAC && evt.metaKey);
|
|
};
|
|
|
|
// Helper function to move cells with the cursor keys
|
|
function nudge(keyCode)
|
|
{
|
|
if (!graph.isSelectionEmpty())
|
|
{
|
|
var dx = 0;
|
|
var dy = 0;
|
|
|
|
if (keyCode == 37)
|
|
{
|
|
dx = -1;
|
|
}
|
|
else if (keyCode == 38)
|
|
{
|
|
dy = -1;
|
|
}
|
|
else if (keyCode == 39)
|
|
{
|
|
dx = 1;
|
|
}
|
|
else if (keyCode == 40)
|
|
{
|
|
dy = 1;
|
|
}
|
|
|
|
graph.moveCells(graph.getSelectionCells(), dx, dy);
|
|
graph.scrollCellToVisible(graph.getSelectionCell());
|
|
}
|
|
};
|
|
|
|
// Binds keystrokes to actions
|
|
var bindAction = mxUtils.bind(this, function(code, control, key, shift)
|
|
{
|
|
var action = this.actions.get(key);
|
|
|
|
if (action != null)
|
|
{
|
|
var f = function()
|
|
{
|
|
if (action.enabled)
|
|
{
|
|
action.funct();
|
|
}
|
|
};
|
|
|
|
if (control)
|
|
{
|
|
if (shift)
|
|
{
|
|
keyHandler.bindControlShiftKey(code, f);
|
|
}
|
|
else
|
|
{
|
|
keyHandler.bindControlKey(code, f);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (shift)
|
|
{
|
|
keyHandler.bindShiftKey(code, f);
|
|
}
|
|
else
|
|
{
|
|
keyHandler.bindKey(code, f);
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
var ui = this;
|
|
var keyHandleEscape = keyHandler.escape;
|
|
keyHandler.escape = function(evt)
|
|
{
|
|
ui.hideDialog();
|
|
keyHandleEscape.apply(this, arguments);
|
|
};
|
|
|
|
// Ignores enter keystroke. Remove this line if you want the
|
|
// enter keystroke to stop editing.
|
|
keyHandler.enter = function() {};
|
|
keyHandler.bindShiftKey(13, function() { graph.foldCells(true); }); // Shift-Enter
|
|
keyHandler.bindKey(13, function() { graph.foldCells(false); }); // Enter
|
|
keyHandler.bindKey(33, function() { graph.exitGroup(); }); // Page Up
|
|
keyHandler.bindKey(34, function() { graph.enterGroup(); }); // Page Down
|
|
keyHandler.bindKey(36, function() { graph.home(); }); // Home
|
|
keyHandler.bindKey(35, function() { graph.refresh(); }); // End
|
|
keyHandler.bindKey(37, function() { nudge(37); }); // Left arrow
|
|
keyHandler.bindKey(38, function() { nudge(38); }); // Up arrow
|
|
keyHandler.bindKey(39, function() { nudge(39); }); // Right arrow
|
|
keyHandler.bindKey(40, function() { nudge(40); }); // Down arrow
|
|
keyHandler.bindKey(113, function() { graph.startEditingAtCell(); });
|
|
keyHandler.bindKey(8, function() { graph.foldCells(true); }); // Backspace
|
|
bindAction(8, false, 'delete'); // Backspace
|
|
bindAction(46, false, 'delete'); // Delete
|
|
bindAction(46, false, 'delete'); // Delete
|
|
bindAction(82, true, 'tilt'); // Ctrl+R
|
|
bindAction(83, true, 'save'); // Ctrl+S
|
|
bindAction(83, true, 'saveAs', true); // Ctrl+Shift+S
|
|
bindAction(107, false, 'zoomIn'); // Add
|
|
bindAction(109, false, 'zoomOut'); // Subtract
|
|
bindAction(65, true, 'selectAll'); // Ctrl+A
|
|
bindAction(86, true, 'selectVertices', true); // Ctrl+Shift+V
|
|
bindAction(69, true, 'selectEdges', true); // Ctrl+Shift+E
|
|
bindAction(69, true, 'export'); // Ctrl+Shift+E
|
|
bindAction(66, true, 'toBack'); // Ctrl+B
|
|
bindAction(70, true, 'toFront'); // Ctrl+F
|
|
bindAction(68, true, 'duplicate'); // Ctrl+D
|
|
bindAction(90, true, 'undo'); // Ctrl+Z
|
|
bindAction(89, true, 'redo'); // Ctrl+Y
|
|
bindAction(88, true, 'cut'); // Ctrl+X
|
|
bindAction(67, true, 'copy'); // Ctrl+C
|
|
bindAction(81, true, 'connect'); // Ctrl+Q
|
|
bindAction(86, true, 'paste'); // Ctrl+V
|
|
bindAction(71, true, 'group'); // Ctrl+G
|
|
bindAction(77, true, 'editData'); // Ctrl+M
|
|
bindAction(71, true, 'grid', true); // Ctrl+Shift+G
|
|
bindAction(76, true, 'lockUnlock'); // Ctrl+L
|
|
bindAction(85, true, 'ungroup'); // Ctrl+U
|
|
bindAction(112, false, 'about'); // F1
|
|
|
|
return keyHandler;
|
|
};
|