-<html>\r
-<head>\r
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> \r
- <title>The source code</title>\r
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />\r
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>\r
-</head>\r
-<body onload="prettyPrint();">\r
- <pre class="prettyprint lang-js"><div id="cls-Ext.layout.ColumnLayout"></div>/**\r
- * @class Ext.layout.ColumnLayout\r
- * @extends Ext.layout.ContainerLayout\r
- * <p>This is the layout style of choice for creating structural layouts in a multi-column format where the width of\r
- * each column can be specified as a percentage or fixed width, but the height is allowed to vary based on the content.\r
- * This class is intended to be extended or created via the layout:'column' {@link Ext.Container#layout} config,\r
- * and should generally not need to be created directly via the new keyword.</p>\r
- * <p>ColumnLayout does not have any direct config options (other than inherited ones), but it does support a\r
- * specific config property of <b><tt>columnWidth</tt></b> that can be included in the config of any panel added to it. The\r
- * layout will use the columnWidth (if present) or width of each panel during layout to determine how to size each panel.\r
- * If width or columnWidth is not specified for a given panel, its width will default to the panel's width (or auto).</p>\r
- * <p>The width property is always evaluated as pixels, and must be a number greater than or equal to 1.\r
- * The columnWidth property is always evaluated as a percentage, and must be a decimal value greater than 0 and\r
- * less than 1 (e.g., .25).</p>\r
- * <p>The basic rules for specifying column widths are pretty simple. The logic makes two passes through the\r
- * set of contained panels. During the first layout pass, all panels that either have a fixed width or none\r
- * specified (auto) are skipped, but their widths are subtracted from the overall container width. During the second\r
- * pass, all panels with columnWidths are assigned pixel widths in proportion to their percentages based on\r
- * the total <b>remaining</b> container width. In other words, percentage width panels are designed to fill the space\r
- * left over by all the fixed-width and/or auto-width panels. Because of this, while you can specify any number of columns\r
- * with different percentages, the columnWidths must always add up to 1 (or 100%) when added together, otherwise your\r
- * layout may not render as expected. Example usage:</p>\r
- * <pre><code>\r
-// All columns are percentages -- they must add up to 1\r
-var p = new Ext.Panel({\r
- title: 'Column Layout - Percentage Only',\r
- layout:'column',\r
- items: [{\r
- title: 'Column 1',\r
- columnWidth: .25\r
- },{\r
- title: 'Column 2',\r
- columnWidth: .6\r
- },{\r
- title: 'Column 3',\r
- columnWidth: .15\r
- }]\r
-});\r
-\r
-// Mix of width and columnWidth -- all columnWidth values must add up\r
-// to 1. The first column will take up exactly 120px, and the last two\r
-// columns will fill the remaining container width.\r
-var p = new Ext.Panel({\r
- title: 'Column Layout - Mixed',\r
- layout:'column',\r
- items: [{\r
- title: 'Column 1',\r
- width: 120\r
- },{\r
- title: 'Column 2',\r
- columnWidth: .8\r
- },{\r
- title: 'Column 3',\r
- columnWidth: .2\r
- }]\r
-});\r
-</code></pre>\r
- */\r
-Ext.layout.ColumnLayout = Ext.extend(Ext.layout.ContainerLayout, {\r
- // private\r
- monitorResize:true,\r
-\r
- extraCls: 'x-column',\r
-\r
- scrollOffset : 0,\r
-\r
- // private\r
-\r
- targetCls: 'x-column-layout-ct',\r
-\r
- isValidParent : function(c, target){\r
- return c.getPositionEl().dom.parentNode == this.innerCt.dom;\r
- },\r
-\r
- // private\r
- onLayout : function(ct, target){\r
- var cs = ct.items.items, len = cs.length, c, i;\r
-\r
- if(!this.innerCt){\r
- // the innerCt prevents wrapping and shuffling while\r
- // the container is resizing\r
- this.innerCt = target.createChild({cls:'x-column-inner'});\r
- this.innerCt.createChild({cls:'x-clear'});\r
- }\r
- this.renderAll(ct, this.innerCt);\r
-\r
- var size = target.getViewSize(true);\r
-\r
- if(size.width < 1 && size.height < 1){ // display none?\r
- return;\r
- }\r
-\r
- var w = size.width - this.scrollOffset,\r
- h = size.height,\r
- pw = w;\r
-\r
- this.innerCt.setWidth(w);\r
-\r
- // some columns can be percentages while others are fixed\r
- // so we need to make 2 passes\r
-\r
- for(i = 0; i < len; i++){\r
- c = cs[i];\r
- if(!c.columnWidth){\r
- pw -= (c.getSize().width + c.getPositionEl().getMargins('lr'));\r
- }\r
- }\r
-\r
- pw = pw < 0 ? 0 : pw;\r
-\r
- for(i = 0; i < len; i++){\r
- c = cs[i];\r
- if(c.columnWidth){\r
- c.setSize(Math.floor(c.columnWidth * pw) - c.getPositionEl().getMargins('lr'));\r
- }\r
- }\r
- }\r
-\r
- <div id="prop-Ext.layout.ColumnLayout-activeItem"></div>/**\r
- * @property activeItem\r
- * @hide\r
- */\r
-});\r
-\r
-Ext.Container.LAYOUTS['column'] = Ext.layout.ColumnLayout;</pre> \r
-</body>\r
+<html>
+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+ <title>The source code</title>
+ <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
+ <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
+</head>
+<body onload="prettyPrint();">
+ <pre class="prettyprint lang-js">/*!
+ * Ext JS Library 3.2.0
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+<div id="cls-Ext.layout.ColumnLayout"></div>/**
+ * @class Ext.layout.ColumnLayout
+ * @extends Ext.layout.ContainerLayout
+ * <p>This is the layout style of choice for creating structural layouts in a multi-column format where the width of
+ * each column can be specified as a percentage or fixed width, but the height is allowed to vary based on the content.
+ * This class is intended to be extended or created via the layout:'column' {@link Ext.Container#layout} config,
+ * and should generally not need to be created directly via the new keyword.</p>
+ * <p>ColumnLayout does not have any direct config options (other than inherited ones), but it does support a
+ * specific config property of <b><tt>columnWidth</tt></b> that can be included in the config of any panel added to it. The
+ * layout will use the columnWidth (if present) or width of each panel during layout to determine how to size each panel.
+ * If width or columnWidth is not specified for a given panel, its width will default to the panel's width (or auto).</p>
+ * <p>The width property is always evaluated as pixels, and must be a number greater than or equal to 1.
+ * The columnWidth property is always evaluated as a percentage, and must be a decimal value greater than 0 and
+ * less than 1 (e.g., .25).</p>
+ * <p>The basic rules for specifying column widths are pretty simple. The logic makes two passes through the
+ * set of contained panels. During the first layout pass, all panels that either have a fixed width or none
+ * specified (auto) are skipped, but their widths are subtracted from the overall container width. During the second
+ * pass, all panels with columnWidths are assigned pixel widths in proportion to their percentages based on
+ * the total <b>remaining</b> container width. In other words, percentage width panels are designed to fill the space
+ * left over by all the fixed-width and/or auto-width panels. Because of this, while you can specify any number of columns
+ * with different percentages, the columnWidths must always add up to 1 (or 100%) when added together, otherwise your
+ * layout may not render as expected. Example usage:</p>
+ * <pre><code>
+// All columns are percentages -- they must add up to 1
+var p = new Ext.Panel({
+ title: 'Column Layout - Percentage Only',
+ layout:'column',
+ items: [{
+ title: 'Column 1',
+ columnWidth: .25
+ },{
+ title: 'Column 2',
+ columnWidth: .6
+ },{
+ title: 'Column 3',
+ columnWidth: .15
+ }]
+});
+
+// Mix of width and columnWidth -- all columnWidth values must add up
+// to 1. The first column will take up exactly 120px, and the last two
+// columns will fill the remaining container width.
+var p = new Ext.Panel({
+ title: 'Column Layout - Mixed',
+ layout:'column',
+ items: [{
+ title: 'Column 1',
+ width: 120
+ },{
+ title: 'Column 2',
+ columnWidth: .8
+ },{
+ title: 'Column 3',
+ columnWidth: .2
+ }]
+});
+</code></pre>
+ */
+Ext.layout.ColumnLayout = Ext.extend(Ext.layout.ContainerLayout, {
+ // private
+ monitorResize:true,
+
+ type: 'column',
+
+ extraCls: 'x-column',
+
+ scrollOffset : 0,
+
+ // private
+
+ targetCls: 'x-column-layout-ct',
+
+ isValidParent : function(c, target){
+ return this.innerCt && c.getPositionEl().dom.parentNode == this.innerCt.dom;
+ },
+
+ getLayoutTargetSize : function() {
+ var target = this.container.getLayoutTarget(), ret;
+ if (target) {
+ ret = target.getViewSize();
+
+ // IE in strict mode will return a width of 0 on the 1st pass of getViewSize.
+ // Use getStyleSize to verify the 0 width, the adjustment pass will then work properly
+ // with getViewSize
+ if (Ext.isIE && Ext.isStrict && ret.width == 0){
+ ret = target.getStyleSize();
+ }
+
+ ret.width -= target.getPadding('lr');
+ ret.height -= target.getPadding('tb');
+ }
+ return ret;
+ },
+
+ renderAll : function(ct, target) {
+ if(!this.innerCt){
+ // the innerCt prevents wrapping and shuffling while
+ // the container is resizing
+ this.innerCt = target.createChild({cls:'x-column-inner'});
+ this.innerCt.createChild({cls:'x-clear'});
+ }
+ Ext.layout.ColumnLayout.superclass.renderAll.call(this, ct, this.innerCt);
+ },
+
+ // private
+ onLayout : function(ct, target){
+ var cs = ct.items.items,
+ len = cs.length,
+ c,
+ i,
+ m,
+ margins = [];
+
+ this.renderAll(ct, target);
+
+ var size = this.getLayoutTargetSize();
+
+ if(size.width < 1 && size.height < 1){ // display none?
+ return;
+ }
+
+ var w = size.width - this.scrollOffset,
+ h = size.height,
+ pw = w;
+
+ this.innerCt.setWidth(w);
+
+ // some columns can be percentages while others are fixed
+ // so we need to make 2 passes
+
+ for(i = 0; i < len; i++){
+ c = cs[i];
+ m = c.getPositionEl().getMargins('lr');
+ margins[i] = m;
+ if(!c.columnWidth){
+ pw -= (c.getWidth() + m);
+ }
+ }
+
+ pw = pw < 0 ? 0 : pw;
+
+ for(i = 0; i < len; i++){
+ c = cs[i];
+ m = margins[i];
+ if(c.columnWidth){
+ c.setSize(Math.floor(c.columnWidth * pw) - m);
+ }
+ }
+
+ // Browsers differ as to when they account for scrollbars. We need to re-measure to see if the scrollbar
+ // spaces were accounted for properly. If not, re-layout.
+ if (Ext.isIE) {
+ if (i = target.getStyle('overflow') && i != 'hidden' && !this.adjustmentPass) {
+ var ts = this.getLayoutTargetSize();
+ if (ts.width != size.width){
+ this.adjustmentPass = true;
+ this.onLayout(ct, target);
+ }
+ }
+ }
+ delete this.adjustmentPass;
+ }
+
+ <div id="prop-Ext.layout.ColumnLayout-activeItem"></div>/**
+ * @property activeItem
+ * @hide
+ */
+});
+
+Ext.Container.LAYOUTS['column'] = Ext.layout.ColumnLayout;
+</pre>
+</body>
</html>
\ No newline at end of file
git.ithinksw.org / extjs.git / blobdiff