406 lines
15 KiB
JavaScript
406 lines
15 KiB
JavaScript
/**
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* $Id: Toolbar.js,v 1.4 2013/05/01 13:10:22 gaudenz Exp $
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* Copyright (c) 2006-2012, JGraph Ltd
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*/
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/**
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* Construcs a new toolbar for the given editor.
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*/
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function Toolbar(editorUi, container)
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{
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this.editorUi = editorUi;
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this.container = container;
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this.init();
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// Global handler to hide the current menu
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mxEvent.addGestureListeners(document, mxUtils.bind(this, function(evt)
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{
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this.hideMenu();
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}));
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};
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/**
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* Adds the toolbar elements.
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*/
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Toolbar.prototype.init = function()
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{
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this.addItems(['undo', 'redo', 'delete', '-', 'actualSize', 'zoomIn', 'zoomOut', '-']);
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var fontElt = this.addMenu('Helvetica', mxResources.get('fontFamily'), true, 'fontFamily');
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fontElt.style.whiteSpace = 'nowrap';
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fontElt.style.overflow = 'hidden';
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fontElt.style.width = '56px';
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this.addSeparator();
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var sizeElt = this.addMenu('12', mxResources.get('fontSize'), true, 'fontSize');
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sizeElt.style.whiteSpace = 'nowrap';
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sizeElt.style.overflow = 'hidden';
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sizeElt.style.width = '22px';
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this.addItems(['-', 'bold', 'italic', 'underline']);
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var align = this.addMenuFunction('geSprite-left', mxResources.get('align'), false, mxUtils.bind(this, function(menu)
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{
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ALIGN], [mxConstants.ALIGN_LEFT], 'geIcon geSprite geSprite-left', null).setAttribute('title', mxResources.get('left'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ALIGN], [mxConstants.ALIGN_CENTER], 'geIcon geSprite geSprite-center', null).setAttribute('title', mxResources.get('center'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ALIGN], [mxConstants.ALIGN_RIGHT], 'geIcon geSprite geSprite-right', null).setAttribute('title', mxResources.get('right'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_VERTICAL_ALIGN], [mxConstants.ALIGN_TOP], 'geIcon geSprite geSprite-top', null).setAttribute('title', mxResources.get('top'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_VERTICAL_ALIGN], [mxConstants.ALIGN_MIDDLE], 'geIcon geSprite geSprite-middle', null).setAttribute('title', mxResources.get('middle'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_VERTICAL_ALIGN], [mxConstants.ALIGN_BOTTOM], 'geIcon geSprite geSprite-bottom', null).setAttribute('title', mxResources.get('bottom'));
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}));
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this.addItems(['fontColor', '-']);
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var line = this.addMenuFunction('geSprite-straight', mxResources.get('line'), false, mxUtils.bind(this, function(menu)
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{
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE], [null], 'geIcon geSprite geSprite-straight', null).setAttribute('title', mxResources.get('straight'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE], ['entityRelationEdgeStyle'], 'geIcon geSprite geSprite-entity', null).setAttribute('title', mxResources.get('entityRelation'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE, mxConstants.STYLE_ELBOW], ['elbowEdgeStyle', 'horizontal'], 'geIcon geSprite geSprite-helbow', null).setAttribute('title', mxResources.get('horizontal'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE, mxConstants.STYLE_ELBOW], ['elbowEdgeStyle', 'vertical'], 'geIcon geSprite geSprite-velbow', null).setAttribute('title', mxResources.get('vertical'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE], ['segmentEdgeStyle'], 'geIcon geSprite geSprite-segment', null).setAttribute('title', mxResources.get('manual'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_EDGE], ['orthogonalEdgeStyle'], 'geIcon geSprite geSprite-orthogonal', null).setAttribute('title', mxResources.get('automatic'));
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}));
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var linestart = this.addMenuFunction('geSprite-startclassic', mxResources.get('lineend'), false, mxUtils.bind(this, function(menu)
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{
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.NONE, 0], 'geIcon geSprite geSprite-noarrow', null).setAttribute('title', mxResources.get('none'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_CLASSIC, 1], 'geIcon geSprite geSprite-startclassic', null).setAttribute('title', mxResources.get('classic'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_OPEN, 1], 'geIcon geSprite geSprite-startopen', null).setAttribute('title', mxResources.get('openArrow'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_BLOCK, 1], 'geIcon geSprite geSprite-startblock', null).setAttribute('title', mxResources.get('block'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_OVAL, 1], 'geIcon geSprite geSprite-startoval', null).setAttribute('title', mxResources.get('oval'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_DIAMOND, 1], 'geIcon geSprite geSprite-startdiamond', null).setAttribute('title', mxResources.get('diamond'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_DIAMOND_THIN, 1], 'geIcon geSprite geSprite-startthindiamond', null).setAttribute('title', mxResources.get('diamondThin'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_CLASSIC, 0], 'geIcon geSprite geSprite-startclassictrans', null).setAttribute('title', mxResources.get('classic'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_BLOCK, 0], 'geIcon geSprite geSprite-startblocktrans', null).setAttribute('title', mxResources.get('block'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_OVAL, 0], 'geIcon geSprite geSprite-startovaltrans', null).setAttribute('title', mxResources.get('oval'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_DIAMOND, 0], 'geIcon geSprite geSprite-startdiamondtrans', null).setAttribute('title', mxResources.get('diamond'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_STARTARROW, 'startFill'], [mxConstants.ARROW_DIAMOND_THIN, 0], 'geIcon geSprite geSprite-startthindiamondtrans', null).setAttribute('title', mxResources.get('diamondThin'));
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}));
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var lineend = this.addMenuFunction('geSprite-endclassic', mxResources.get('lineend'), false, mxUtils.bind(this, function(menu)
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{
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.NONE, 0], 'geIcon geSprite geSprite-noarrow', null).setAttribute('title', mxResources.get('none'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_CLASSIC, 1], 'geIcon geSprite geSprite-endclassic', null).setAttribute('title', mxResources.get('classic'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_OPEN, 1], 'geIcon geSprite geSprite-endopen', null).setAttribute('title', mxResources.get('openArrow'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_BLOCK, 1], 'geIcon geSprite geSprite-endblock', null).setAttribute('title', mxResources.get('block'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_OVAL, 1], 'geIcon geSprite geSprite-endoval', null).setAttribute('title', mxResources.get('oval'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_DIAMOND, 1], 'geIcon geSprite geSprite-enddiamond', null).setAttribute('title', mxResources.get('diamond'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_DIAMOND_THIN, 1], 'geIcon geSprite geSprite-endthindiamond', null).setAttribute('title', mxResources.get('diamondThin'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_CLASSIC, 0], 'geIcon geSprite geSprite-endclassictrans', null).setAttribute('title', mxResources.get('classic'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_BLOCK, 0], 'geIcon geSprite geSprite-endblocktrans', null).setAttribute('title', mxResources.get('block'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_OVAL, 0], 'geIcon geSprite geSprite-endovaltrans', null).setAttribute('title', mxResources.get('oval'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_DIAMOND, 0], 'geIcon geSprite geSprite-enddiamondtrans', null).setAttribute('title', mxResources.get('diamond'));
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this.editorUi.menus.styleChange(menu, '', [mxConstants.STYLE_ENDARROW, 'endFill'], [mxConstants.ARROW_DIAMOND_THIN, 0], 'geIcon geSprite geSprite-endthindiamondtrans', null).setAttribute('title', mxResources.get('diamondThin'));
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}));
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this.addItems(['-', 'strokeColor', 'image', 'fillColor']);
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this.addItem('geSprite-gradientcolor', 'gradientColor').setAttribute('title', mxResources.get('gradient'));
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this.addItems(['shadow']);
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var graph = this.editorUi.editor.graph;
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// Update font size and font family labels
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var update = mxUtils.bind(this, function()
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{
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var ff = 'Helvetica';
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var fs = '12';
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var state = graph.getView().getState(graph.getSelectionCell());
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if (state != null)
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{
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ff = state.style[mxConstants.STYLE_FONTFAMILY] || ff;
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fs = state.style[mxConstants.STYLE_FONTSIZE] || fs;
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if (ff.length > 10)
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{
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ff = ff.substring(0, 8) + '...';
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}
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fontElt.innerHTML = ff;
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sizeElt.innerHTML = fs;
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}
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});
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graph.getSelectionModel().addListener(mxEvent.CHANGE, update);
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graph.getModel().addListener(mxEvent.CHANGE, update);
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// Updates button states
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this.addEdgeSelectionHandler([line, linestart, lineend]);
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this.addSelectionHandler([align]);
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};
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/**
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* Hides the current menu.
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*/
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Toolbar.prototype.hideMenu = function()
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{
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if (this.currentMenu != null)
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{
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this.currentMenu.hideMenu();
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this.currentMenu.destroy();
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this.currentMenu = null;
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}
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};
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/**
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* Adds a label to the toolbar.
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*/
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Toolbar.prototype.addMenu = function(label, tooltip, showLabels, name)
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{
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var menu = this.editorUi.menus.get(name);
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var elt = this.addMenuFunction(label, tooltip, showLabels, menu.funct);
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menu.addListener('stateChanged', function()
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{
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elt.setEnabled(menu.enabled);
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});
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return elt;
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};
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/**
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* Adds a label to the toolbar.
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*/
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Toolbar.prototype.addMenuFunction = function(label, tooltip, showLabels, funct)
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{
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var elt = (showLabels) ? this.createLabel(label) : this.createButton(label);
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this.initElement(elt, tooltip);
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this.addMenuHandler(elt, showLabels, funct);
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this.container.appendChild(elt);
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return elt;
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};
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/**
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* Adds a separator to the separator.
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*/
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Toolbar.prototype.addSeparator = function()
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{
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var elt = document.createElement('div');
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elt.className = 'geSeparator';
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this.container.appendChild(elt);
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return elt;
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};
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/**
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* Adds given action item
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*/
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Toolbar.prototype.addItems = function(keys)
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{
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for (var i = 0; i < keys.length; i++)
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{
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var key = keys[i];
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if (key == '-')
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{
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this.addSeparator();
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}
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else
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{
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this.addItem('geSprite-' + key.toLowerCase(), key);
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}
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}
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};
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/**
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* Adds given action item
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*/
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Toolbar.prototype.addItem = function(sprite, key)
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{
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var action = this.editorUi.actions.get(key);
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var elt = null;
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if (action != null)
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{
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elt = this.addButton(sprite, action.label, action.funct);
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elt.setEnabled(action.enabled);
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action.addListener('stateChanged', function()
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{
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elt.setEnabled(action.enabled);
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});
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}
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return elt;
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};
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/**
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* Adds a button to the toolbar.
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*/
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Toolbar.prototype.addButton = function(classname, tooltip, funct)
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{
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var elt = this.createButton(classname);
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this.initElement(elt, tooltip);
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this.addClickHandler(elt, funct);
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this.container.appendChild(elt);
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return elt;
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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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Toolbar.prototype.addSelectionHandler = function(items)
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{
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var graph = this.editorUi.editor.graph;
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var selectionListener = function()
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{
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var selected = !graph.isSelectionEmpty();
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for (var i = 0; i < items.length; i++)
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{
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items[i].setEnabled(selected);
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}
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};
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graph.getSelectionModel().addListener(mxEvent.CHANGE, selectionListener);
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selectionListener();
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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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Toolbar.prototype.addEdgeSelectionHandler = function(items)
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{
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var graph = this.editorUi.editor.graph;
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var selectionListener = function()
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{
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var edgeSelected = false;
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if (!graph.isSelectionEmpty())
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{
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var cells = graph.getSelectionCells();
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for (var i = 0; i < cells.length; i++)
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{
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if (graph.getModel().isEdge(cells[i]))
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{
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edgeSelected = true;
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break;
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}
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}
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}
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for (var i = 0; i < items.length; i++)
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{
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items[i].setEnabled(edgeSelected);
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}
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};
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graph.getSelectionModel().addListener(mxEvent.CHANGE, selectionListener);
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selectionListener();
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};
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/**
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* Initializes the given toolbar element.
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*/
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Toolbar.prototype.initElement = function(elt, tooltip)
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{
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elt.setAttribute('tabindex', '0');
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// Adds tooltip
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if (tooltip != null)
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{
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elt.setAttribute('title', tooltip);
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}
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this.addEnabledState(elt);
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};
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/**
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* Adds enabled state with setter to DOM node (avoids JS wrapper).
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*/
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Toolbar.prototype.addEnabledState = function(elt)
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{
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var classname = elt.className;
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elt.setEnabled = function(value)
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{
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elt.enabled = value;
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if (value)
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{
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elt.className = classname;
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}
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else
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{
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elt.className = classname + ' geDisabled';
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}
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};
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elt.setEnabled(true);
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};
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/**
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* Adds enabled state with setter to DOM node (avoids JS wrapper).
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*/
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Toolbar.prototype.addClickHandler = function(elt, funct)
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{
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if (funct != null)
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{
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mxEvent.addListener(elt, 'click', function(evt)
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{
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if (elt.enabled)
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{
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funct(evt);
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}
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mxEvent.consume(evt);
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});
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}
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};
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/**
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* Creates and returns a new button.
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*/
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Toolbar.prototype.createButton = function(classname)
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{
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var elt = document.createElement('a');
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elt.setAttribute('href', 'javascript:void(0);');
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elt.className = 'geButton';
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var inner = document.createElement('div');
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inner.className = 'geSprite ' + classname;
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elt.appendChild(inner);
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return elt;
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};
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/**
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* Creates and returns a new button.
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*/
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Toolbar.prototype.createLabel = function(label, tooltip)
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{
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var elt = document.createElement('a');
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elt.setAttribute('href', 'javascript:void(0);');
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elt.className = 'geLabel';
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mxUtils.write(elt, label);
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return elt;
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};
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/**
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* Adds a handler for showing a menu in the given element.
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*/
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Toolbar.prototype.addMenuHandler = function(elt, showLabels, funct, showAll)
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{
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if (funct != null)
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{
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var graph = this.editorUi.editor.graph;
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var menu = null;
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mxEvent.addListener(elt, 'click', mxUtils.bind(this, function(evt)
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{
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if (elt.enabled == null || elt.enabled)
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{
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graph.panningHandler.hideMenu();
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menu = new mxPopupMenu(funct);
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menu.div.className += ' geToolbarMenu';
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menu.showDisabled = showAll;
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menu.labels = showLabels;
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menu.autoExpand = true;
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menu.popup(elt.offsetLeft, elt.offsetTop + elt.offsetHeight + 34, null, evt);
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this.currentMenu = menu;
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}
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mxEvent.consume(evt);
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}));
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}
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};
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