Subversion Repositories Applications.papyrus

/*

	Copyright (c) 2004-2006, The Dojo Foundation

	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the

	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml

*/

dojo.provide("dojo.widget.SplitContainer");

dojo.require("dojo.widget.*");

dojo.require("dojo.widget.ContentPane");

dojo.require("dojo.widget.HtmlWidget");

dojo.require("dojo.html.style");

dojo.require("dojo.html.layout");

dojo.require("dojo.html.selection");

dojo.require("dojo.io.cookie");

dojo.widget.defineWidget("dojo.widget.SplitContainer", dojo.widget.HtmlWidget, function () {

	this.sizers = [];

}, {isContainer:true, templateCssString:".dojoSplitContainer{\n\tposition: relative;\n\toverflow: hidden;\n\tdisplay: block;\n}\n\n.dojoSplitPane{\n\tposition: absolute;\n}\n\n.dojoSplitContainerSizerH,\n.dojoSplitContainerSizerV {\n\tfont-size: 1px;\n\tcursor: move;\n\tcursor: w-resize;\n\tbackground-color: ThreeDFace;\n\tborder: 1px solid;\n\tborder-color: ThreeDHighlight ThreeDShadow ThreeDShadow ThreeDHighlight;\n\tmargin: 0;\n}\n\n.dojoSplitContainerSizerV {\n\tcursor: n-resize;\n}\n\n.dojoSplitContainerVirtualSizerH,\n.dojoSplitContainerVirtualSizerV {\n\tfont-size: 1px;\n\tcursor: move;\n\tcursor: w-resize;\n\tbackground-color: ThreeDShadow;\n\t-moz-opacity: 0.5;\n\topacity: 0.5;\n\tfilter: Alpha(Opacity=50);\n\tmargin: 0;\n}\n\n.dojoSplitContainerVirtualSizerV {\n\tcursor: n-resize;\n}\n", templateCssPath:dojo.uri.moduleUri("dojo.widget", "templates/SplitContainer.css"), activeSizing:false, sizerWidth:15, orientation:"horizontal", persist:true, postMixInProperties:function () {

	dojo.widget.SplitContainer.superclass.postMixInProperties.apply(this, arguments);

	this.isHorizontal = (this.orientation == "horizontal");

}, fillInTemplate:function () {

	dojo.widget.SplitContainer.superclass.fillInTemplate.apply(this, arguments);

	dojo.html.addClass(this.domNode, "dojoSplitContainer");

	if (dojo.render.html.moz) {

		this.domNode.style.overflow = "-moz-scrollbars-none";

	}

	var content = dojo.html.getContentBox(this.domNode);

	this.paneWidth = content.width;

	this.paneHeight = content.height;

}, onResized:function (e) {

	var content = dojo.html.getContentBox(this.domNode);

	this.paneWidth = content.width;

	this.paneHeight = content.height;

	this._layoutPanels();

}, postCreate:function (args, fragment, parentComp) {

	dojo.widget.SplitContainer.superclass.postCreate.apply(this, arguments);

	for (var i = 0; i < this.children.length; i++) {

		with (this.children[i].domNode.style) {

			position = "absolute";

		}

		dojo.html.addClass(this.children[i].domNode, "dojoSplitPane");

		if (i == this.children.length - 1) {

			break;

		}

		this._addSizer();

	}

	if (typeof this.sizerWidth == "object") {

		try {

			this.sizerWidth = parseInt(this.sizerWidth.toString());

		}

		catch (e) {

			this.sizerWidth = 15;

		}

	}

	this.virtualSizer = document.createElement("div");

	this.virtualSizer.style.position = "absolute";

	this.virtualSizer.style.display = "none";

	this.virtualSizer.style.zIndex = 10;

	this.virtualSizer.className = this.isHorizontal ? "dojoSplitContainerVirtualSizerH" : "dojoSplitContainerVirtualSizerV";

	this.domNode.appendChild(this.virtualSizer);

	dojo.html.disableSelection(this.virtualSizer);

	if (this.persist) {

		this._restoreState();

	}

	this.resizeSoon();

}, _injectChild:function (child) {

	with (child.domNode.style) {

		position = "absolute";

	}

	dojo.html.addClass(child.domNode, "dojoSplitPane");

}, _addSizer:function () {

	var i = this.sizers.length;

	this.sizers[i] = document.createElement("div");

	this.sizers[i].style.position = "absolute";

	this.sizers[i].className = this.isHorizontal ? "dojoSplitContainerSizerH" : "dojoSplitContainerSizerV";

	var self = this;

	var handler = (function () {

		var sizer_i = i;

		return function (e) {

			self.beginSizing(e, sizer_i);

		};

	})();

	dojo.event.connect(this.sizers[i], "onmousedown", handler);

	this.domNode.appendChild(this.sizers[i]);

	dojo.html.disableSelection(this.sizers[i]);

}, removeChild:function (widget) {

	if (this.sizers.length > 0) {

		for (var x = 0; x < this.children.length; x++) {

			if (this.children[x] === widget) {

				var i = this.sizers.length - 1;

				this.domNode.removeChild(this.sizers[i]);

				this.sizers.length = i;

				break;

			}

		}

	}

	dojo.widget.SplitContainer.superclass.removeChild.call(this, widget, arguments);

	this.onResized();

}, addChild:function (widget) {

	dojo.widget.SplitContainer.superclass.addChild.apply(this, arguments);

	this._injectChild(widget);

	if (this.children.length > 1) {

		this._addSizer();

	}

	this._layoutPanels();

}, _layoutPanels:function () {

	if (this.children.length == 0) {

		return;

	}

	var space = this.isHorizontal ? this.paneWidth : this.paneHeight;

	if (this.children.length > 1) {

		space -= this.sizerWidth * (this.children.length - 1);

	}

	var out_of = 0;

	for (var i = 0; i < this.children.length; i++) {

		out_of += this.children[i].sizeShare;

	}

	var pix_per_unit = space / out_of;

	var total_size = 0;

	for (var i = 0; i < this.children.length - 1; i++) {

		var size = Math.round(pix_per_unit * this.children[i].sizeShare);

		this.children[i].sizeActual = size;

		total_size += size;

	}

	this.children[this.children.length - 1].sizeActual = space - total_size;

	this._checkSizes();

	var pos = 0;

	var size = this.children[0].sizeActual;

	this._movePanel(this.children[0], pos, size);

	this.children[0].position = pos;

	pos += size;

	for (var i = 1; i < this.children.length; i++) {

		this._moveSlider(this.sizers[i - 1], pos, this.sizerWidth);

		this.sizers[i - 1].position = pos;

		pos += this.sizerWidth;

		size = this.children[i].sizeActual;

		this._movePanel(this.children[i], pos, size);

		this.children[i].position = pos;

		pos += size;

	}

}, _movePanel:function (panel, pos, size) {

	if (this.isHorizontal) {

		panel.domNode.style.left = pos + "px";

		panel.domNode.style.top = 0;

		panel.resizeTo(size, this.paneHeight);

	} else {

		panel.domNode.style.left = 0;

		panel.domNode.style.top = pos + "px";

		panel.resizeTo(this.paneWidth, size);

	}

}, _moveSlider:function (slider, pos, size) {

	if (this.isHorizontal) {

		slider.style.left = pos + "px";

		slider.style.top = 0;

		dojo.html.setMarginBox(slider, {width:size, height:this.paneHeight});

	} else {

		slider.style.left = 0;

		slider.style.top = pos + "px";

		dojo.html.setMarginBox(slider, {width:this.paneWidth, height:size});

	}

}, _growPane:function (growth, pane) {

	if (growth > 0) {

		if (pane.sizeActual > pane.sizeMin) {

			if ((pane.sizeActual - pane.sizeMin) > growth) {

				pane.sizeActual = pane.sizeActual - growth;

				growth = 0;

			} else {

				growth -= pane.sizeActual - pane.sizeMin;

				pane.sizeActual = pane.sizeMin;

			}

		}

	}

	return growth;

}, _checkSizes:function () {

	var total_min_size = 0;

	var total_size = 0;

	for (var i = 0; i < this.children.length; i++) {

		total_size += this.children[i].sizeActual;

		total_min_size += this.children[i].sizeMin;

	}

	if (total_min_size <= total_size) {

		var growth = 0;

		for (var i = 0; i < this.children.length; i++) {

			if (this.children[i].sizeActual < this.children[i].sizeMin) {

				growth += this.children[i].sizeMin - this.children[i].sizeActual;

				this.children[i].sizeActual = this.children[i].sizeMin;

			}

		}

		if (growth > 0) {

			if (this.isDraggingLeft) {

				for (var i = this.children.length - 1; i >= 0; i--) {

					growth = this._growPane(growth, this.children[i]);

				}

			} else {

				for (var i = 0; i < this.children.length; i++) {

					growth = this._growPane(growth, this.children[i]);

				}

			}

		}

	} else {

		for (var i = 0; i < this.children.length; i++) {

			this.children[i].sizeActual = Math.round(total_size * (this.children[i].sizeMin / total_min_size));

		}

	}

}, beginSizing:function (e, i) {

	this.paneBefore = this.children[i];

	this.paneAfter = this.children[i + 1];

	this.isSizing = true;

	this.sizingSplitter = this.sizers[i];

	this.originPos = dojo.html.getAbsolutePosition(this.children[0].domNode, true, dojo.html.boxSizing.MARGIN_BOX);

	if (this.isHorizontal) {

		var client = (e.layerX ? e.layerX : e.offsetX);

		var screen = e.pageX;

		this.originPos = this.originPos.x;

	} else {

		var client = (e.layerY ? e.layerY : e.offsetY);

		var screen = e.pageY;

		this.originPos = this.originPos.y;

	}

	this.startPoint = this.lastPoint = screen;

	this.screenToClientOffset = screen - client;

	this.dragOffset = this.lastPoint - this.paneBefore.sizeActual - this.originPos - this.paneBefore.position;

	if (!this.activeSizing) {

		this._showSizingLine();

	}

	dojo.event.connect(document.documentElement, "onmousemove", this, "changeSizing");

	dojo.event.connect(document.documentElement, "onmouseup", this, "endSizing");

	dojo.event.browser.stopEvent(e);

}, changeSizing:function (e) {

	this.lastPoint = this.isHorizontal ? e.pageX : e.pageY;

	if (this.activeSizing) {

		this.movePoint();

		this._updateSize();

	} else {

		this.movePoint();

		this._moveSizingLine();

	}

	dojo.event.browser.stopEvent(e);

}, endSizing:function (e) {

	if (!this.activeSizing) {

		this._hideSizingLine();

	}

	this._updateSize();

	this.isSizing = false;

	dojo.event.disconnect(document.documentElement, "onmousemove", this, "changeSizing");

	dojo.event.disconnect(document.documentElement, "onmouseup", this, "endSizing");

	if (this.persist) {

		this._saveState(this);

	}

}, movePoint:function () {

	var p = this.lastPoint - this.screenToClientOffset;

	var a = p - this.dragOffset;

	a = this.legaliseSplitPoint(a);

	p = a + this.dragOffset;

	this.lastPoint = p + this.screenToClientOffset;

}, legaliseSplitPoint:function (a) {

	a += this.sizingSplitter.position;

	this.isDraggingLeft = (a > 0) ? true : false;

	if (!this.activeSizing) {

		if (a < this.paneBefore.position + this.paneBefore.sizeMin) {

			a = this.paneBefore.position + this.paneBefore.sizeMin;

		}

		if (a > this.paneAfter.position + (this.paneAfter.sizeActual - (this.sizerWidth + this.paneAfter.sizeMin))) {

			a = this.paneAfter.position + (this.paneAfter.sizeActual - (this.sizerWidth + this.paneAfter.sizeMin));

		}

	}

	a -= this.sizingSplitter.position;

	this._checkSizes();

	return a;

}, _updateSize:function () {

	var pos = this.lastPoint - this.dragOffset - this.originPos;

	var start_region = this.paneBefore.position;

	var end_region = this.paneAfter.position + this.paneAfter.sizeActual;

	this.paneBefore.sizeActual = pos - start_region;

	this.paneAfter.position = pos + this.sizerWidth;

	this.paneAfter.sizeActual = end_region - this.paneAfter.position;

	for (var i = 0; i < this.children.length; i++) {

		this.children[i].sizeShare = this.children[i].sizeActual;

	}

	this._layoutPanels();

}, _showSizingLine:function () {

	this._moveSizingLine();

	if (this.isHorizontal) {

		dojo.html.setMarginBox(this.virtualSizer, {width:this.sizerWidth, height:this.paneHeight});

	} else {

		dojo.html.setMarginBox(this.virtualSizer, {width:this.paneWidth, height:this.sizerWidth});

	}

	this.virtualSizer.style.display = "block";

}, _hideSizingLine:function () {

	this.virtualSizer.style.display = "none";

}, _moveSizingLine:function () {

	var pos = this.lastPoint - this.startPoint + this.sizingSplitter.position;

	if (this.isHorizontal) {

		this.virtualSizer.style.left = pos + "px";

	} else {

		var pos = (this.lastPoint - this.startPoint) + this.sizingSplitter.position;

		this.virtualSizer.style.top = pos + "px";

	}

}, _getCookieName:function (i) {

	return this.widgetId + "_" + i;

}, _restoreState:function () {

	for (var i = 0; i < this.children.length; i++) {

		var cookieName = this._getCookieName(i);

		var cookieValue = dojo.io.cookie.getCookie(cookieName);

		if (cookieValue != null) {

			var pos = parseInt(cookieValue);

			if (typeof pos == "number") {

				this.children[i].sizeShare = pos;

			}

		}

	}

}, _saveState:function () {

	for (var i = 0; i < this.children.length; i++) {

		var cookieName = this._getCookieName(i);

		dojo.io.cookie.setCookie(cookieName, this.children[i].sizeShare, null, null, null, null);

	}

}});

dojo.lang.extend(dojo.widget.Widget, {sizeMin:10, sizeShare:10});

dojo.widget.defineWidget("dojo.widget.SplitContainerPanel", dojo.widget.ContentPane, {});