Upgrade to ExtJS 3.2.1 - Released 04/27/2010
[extjs.git] / docs / source / BorderLayout.html
index 2453f2a..c8215d5 100644 (file)
@@ -1,13 +1,14 @@
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+  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />    
   <title>The source code</title>
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     <pre class="prettyprint lang-js">/*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
+ * Ext JS Library 3.2.1
+ * Copyright(c) 2006-2010 Ext JS, Inc.
  * licensing@extjs.com
  * http://www.extjs.com/license
  */
@@ -38,7 +39,7 @@ var myBorderPanel = new Ext.Panel({
         {@link Ext.layout.BorderLayout.Region#BorderLayout.Region region}: 'south',     // position for region
         {@link Ext.BoxComponent#height height}: 100,
         {@link Ext.layout.BorderLayout.Region#split split}: true,         // enable resizing
-        {@link Ext.SplitBar#minSize minSize}: 75,         // defaults to {@link Ext.layout.BorderLayout.Region#minHeight 50} 
+        {@link Ext.SplitBar#minSize minSize}: 75,         // defaults to {@link Ext.layout.BorderLayout.Region#minHeight 50}
         {@link Ext.SplitBar#maxSize maxSize}: 150,
         {@link Ext.layout.BorderLayout.Region#margins margins}: '0 5 5 5'
     },{
@@ -96,23 +97,30 @@ Ext.layout.BorderLayout = Ext.extend(Ext.layout.ContainerLayout, {
     // private
     rendered : false,
 
+    type: 'border',
+
+    targetCls: 'x-border-layout-ct',
+
+    getLayoutTargetSize : function() {
+        var target = this.container.getLayoutTarget();
+        return target ? target.getViewSize() : {};
+    },
+
     // private
     onLayout : function(ct, target){
-        var collapsed;
+        var collapsed, i, c, pos, items = ct.items.items, len = items.length;
         if(!this.rendered){
-            target.addClass('x-border-layout-ct');
-            var items = ct.items.items;
             collapsed = [];
-            for(var i = 0, len = items.length; i < len; i++) {
-                var c = items[i];
-                var pos = c.region;
+            for(i = 0; i < len; i++) {
+                c = items[i];
+                pos = c.region;
                 if(c.collapsed){
                     collapsed.push(c);
                 }
                 c.collapsed = false;
                 if(!c.rendered){
                     c.render(target, i);
-                    c.getDomPositionEl().addClass('x-border-panel');
+                    c.getPositionEl().addClass('x-border-panel');
                 }
                 this[pos] = pos != 'center' && c.split ?
                     new Ext.layout.BorderLayout.SplitRegion(this, c.initialConfig, pos) :
@@ -122,7 +130,7 @@ Ext.layout.BorderLayout = Ext.extend(Ext.layout.ContainerLayout, {
             this.rendered = true;
         }
 
-        var size = target.getViewSize();
+        var size = this.getLayoutTargetSize();
         if(size.width < 20 || size.height < 20){ // display none?
             if(collapsed){
                 this.restoreCollapsed = collapsed;
@@ -133,17 +141,17 @@ Ext.layout.BorderLayout = Ext.extend(Ext.layout.ContainerLayout, {
             delete this.restoreCollapsed;
         }
 
-        var w = size.width, h = size.height;
-        var centerW = w, centerH = h, centerY = 0, centerX = 0;
-
-        var n = this.north, s = this.south, west = this.west, e = this.east, c = this.center;
+        var w = size.width, h = size.height,
+            centerW = w, centerH = h, centerY = 0, centerX = 0,
+            n = this.north, s = this.south, west = this.west, e = this.east, c = this.center,
+            b, m, totalWidth, totalHeight;
         if(!c && Ext.layout.BorderLayout.WARN !== false){
             throw 'No center region defined in BorderLayout ' + ct.id;
         }
 
         if(n && n.isVisible()){
-            var b = n.getSize();
-            var m = n.getMargins();
+            b = n.getSize();
+            m = n.getMargins();
             b.width = w - (m.left+m.right);
             b.x = m.left;
             b.y = m.top;
@@ -152,38 +160,38 @@ Ext.layout.BorderLayout = Ext.extend(Ext.layout.ContainerLayout, {
             n.applyLayout(b);
         }
         if(s && s.isVisible()){
-            var b = s.getSize();
-            var m = s.getMargins();
+            b = s.getSize();
+            m = s.getMargins();
             b.width = w - (m.left+m.right);
             b.x = m.left;
-            var totalHeight = (b.height + m.top + m.bottom);
+            totalHeight = (b.height + m.top + m.bottom);
             b.y = h - totalHeight + m.top;
             centerH -= totalHeight;
             s.applyLayout(b);
         }
         if(west && west.isVisible()){
-            var b = west.getSize();
-            var m = west.getMargins();
+            b = west.getSize();
+            m = west.getMargins();
             b.height = centerH - (m.top+m.bottom);
             b.x = m.left;
             b.y = centerY + m.top;
-            var totalWidth = (b.width + m.left + m.right);
+            totalWidth = (b.width + m.left + m.right);
             centerX += totalWidth;
             centerW -= totalWidth;
             west.applyLayout(b);
         }
         if(e && e.isVisible()){
-            var b = e.getSize();
-            var m = e.getMargins();
+            b = e.getSize();
+            m = e.getMargins();
             b.height = centerH - (m.top+m.bottom);
-            var totalWidth = (b.width + m.left + m.right);
+            totalWidth = (b.width + m.left + m.right);
             b.x = w - totalWidth + m.left;
             b.y = centerY + m.top;
             centerW -= totalWidth;
             e.applyLayout(b);
         }
         if(c){
-            var m = c.getMargins();
+            m = c.getMargins();
             var centerBox = {
                 x: centerX + m.left,
                 y: centerY + m.top,
@@ -193,19 +201,28 @@ Ext.layout.BorderLayout = Ext.extend(Ext.layout.ContainerLayout, {
             c.applyLayout(centerBox);
         }
         if(collapsed){
-            for(var i = 0, len = collapsed.length; i < len; i++){
+            for(i = 0, len = collapsed.length; i < len; i++){
                 collapsed[i].collapse(false);
             }
         }
         if(Ext.isIE && Ext.isStrict){ // workaround IE strict repainting issue
             target.repaint();
         }
+        // Putting a border layout into an overflowed container is NOT correct and will make a second layout pass necessary.
+        if (i = target.getStyle('overflow') && i != 'hidden' && !this.adjustmentPass) {
+            var ts = this.getLayoutTargetSize();
+            if (ts.width != size.width || ts.height != size.height){
+                this.adjustmentPass = true;
+                this.onLayout(ct, target);
+            }
+        }
+        delete this.adjustmentPass;
     },
 
     destroy: function() {
-        var r = ['north', 'south', 'east', 'west'];
-        for (var i = 0; i < r.length; i++) {
-            var region = this[r[i]];
+        var r = ['north', 'south', 'east', 'west'], i, region;
+        for (i = 0; i < r.length; i++) {
+            region = this[r[i]];
             if(region){
                 if(region.destroy){
                     region.destroy();
@@ -349,19 +366,19 @@ Ext.layout.BorderLayout.Region.prototype = {
     collapsible : false,
     <div id="cfg-Ext.layout.BorderLayout.Region-split"></div>/**
      * @cfg {Boolean} split
-     * <p><tt>true</tt> to create a {@link Ext.layout.BorderLayout.SplitRegion SplitRegion} and 
+     * <p><tt>true</tt> to create a {@link Ext.layout.BorderLayout.SplitRegion SplitRegion} and
      * display a 5px wide {@link Ext.SplitBar} between this region and its neighbor, allowing the user to
      * resize the regions dynamically.  Defaults to <tt>false</tt> creating a
      * {@link Ext.layout.BorderLayout.Region Region}.</p><br>
      * <p><b>Notes</b>:</p><div class="mdetail-params"><ul>
-     * <li>this configuration option is ignored if <tt>region='center'</tt></li> 
+     * <li>this configuration option is ignored if <tt>region='center'</tt></li>
      * <li>when <tt>split == true</tt>, it is common to specify a
      * <tt>{@link Ext.SplitBar#minSize minSize}</tt> and <tt>{@link Ext.SplitBar#maxSize maxSize}</tt>
      * for the {@link Ext.BoxComponent BoxComponent} representing the region. These are not native
      * configs of {@link Ext.BoxComponent BoxComponent}, and are used only by this class.</li>
      * <li>if <tt>{@link #collapseMode} = 'mini'</tt> requires <tt>split = true</tt> to reserve space
-     * for the collapse tool</tt></li> 
-     * </ul></div> 
+     * for the collapse tool</tt></li>
+     * </ul></div>
      */
     split:false,
     <div id="cfg-Ext.layout.BorderLayout.Region-floatable"></div>/**
@@ -375,8 +392,8 @@ Ext.layout.BorderLayout.Region.prototype = {
      * @cfg {Number} minWidth
      * <p>The minimum allowable width in pixels for this region (defaults to <tt>50</tt>).
      * <tt>maxWidth</tt> may also be specified.</p><br>
-     * <p><b>Note</b>: setting the <tt>{@link Ext.SplitBar#minSize minSize}</tt> / 
-     * <tt>{@link Ext.SplitBar#maxSize maxSize}</tt> supersedes any specified 
+     * <p><b>Note</b>: setting the <tt>{@link Ext.SplitBar#minSize minSize}</tt> /
+     * <tt>{@link Ext.SplitBar#maxSize maxSize}</tt> supersedes any specified
      * <tt>minWidth</tt> / <tt>maxWidth</tt>.</p>
      */
     minWidth:50,
@@ -384,8 +401,8 @@ Ext.layout.BorderLayout.Region.prototype = {
      * @cfg {Number} minHeight
      * The minimum allowable height in pixels for this region (defaults to <tt>50</tt>)
      * <tt>maxHeight</tt> may also be specified.</p><br>
-     * <p><b>Note</b>: setting the <tt>{@link Ext.SplitBar#minSize minSize}</tt> / 
-     * <tt>{@link Ext.SplitBar#maxSize maxSize}</tt> supersedes any specified 
+     * <p><b>Note</b>: setting the <tt>{@link Ext.SplitBar#minSize minSize}</tt> /
+     * <tt>{@link Ext.SplitBar#maxSize maxSize}</tt> supersedes any specified
      * <tt>minHeight</tt> / <tt>maxHeight</tt>.</p>
      */
     minHeight:50,
@@ -500,7 +517,6 @@ Ext.layout.BorderLayout.Region.prototype = {
     // private
     onExpandClick : function(e){
         if(this.isSlid){
-            this.afterSlideIn();
             this.panel.expand(false);
         }else{
             this.panel.expand();
@@ -519,7 +535,9 @@ Ext.layout.BorderLayout.Region.prototype = {
             this.splitEl.hide();
         }
         this.getCollapsedEl().show();
-        this.panel.el.setStyle('z-index', 100);
+        var el = this.panel.getEl();
+        this.originalZIndex = el.getStyle('z-index');
+        el.setStyle('z-index', 100);
         this.isCollapsed = true;
         this.layout.layout();
     },
@@ -538,6 +556,9 @@ Ext.layout.BorderLayout.Region.prototype = {
 
     // private
     beforeExpand : function(animate){
+        if(this.isSlid){
+            this.afterSlideIn();
+        }
         var c = this.getCollapsedEl();
         this.el.show();
         if(this.position == 'east' || this.position == 'west'){
@@ -557,7 +578,7 @@ Ext.layout.BorderLayout.Region.prototype = {
             this.splitEl.show();
         }
         this.layout.layout();
-        this.panel.el.setStyle('z-index', 1);
+        this.panel.el.setStyle('z-index', this.originalZIndex);
         this.state.collapsed = false;
         this.panel.saveState();
     },
@@ -675,20 +696,21 @@ Ext.layout.BorderLayout.Region.prototype = {
     initAutoHide : function(){
         if(this.autoHide !== false){
             if(!this.autoHideHd){
-                var st = new Ext.util.DelayedTask(this.slideIn, this);
+                this.autoHideSlideTask = new Ext.util.DelayedTask(this.slideIn, this);
                 this.autoHideHd = {
                     "mouseout": function(e){
                         if(!e.within(this.el, true)){
-                            st.delay(500);
+                            this.autoHideSlideTask.delay(500);
                         }
                     },
                     "mouseover" : function(e){
-                        st.cancel();
+                        this.autoHideSlideTask.cancel();
                     },
                     scope : this
                 };
             }
             this.el.on(this.autoHideHd);
+            this.collapsedEl.on(this.autoHideHd);
         }
     },
 
@@ -697,6 +719,8 @@ Ext.layout.BorderLayout.Region.prototype = {
         if(this.autoHide !== false){
             this.el.un("mouseout", this.autoHideHd.mouseout);
             this.el.un("mouseover", this.autoHideHd.mouseover);
+            this.collapsedEl.un("mouseout", this.autoHideHd.mouseout);
+            this.collapsedEl.un("mouseover", this.autoHideHd.mouseover);
         }
     },
 
@@ -715,16 +739,32 @@ Ext.layout.BorderLayout.Region.prototype = {
             return;
         }
         this.isSlid = true;
-        var ts = this.panel.tools;
+        var ts = this.panel.tools, dh, pc;
         if(ts && ts.toggle){
             ts.toggle.hide();
         }
         this.el.show();
+
+        // Temporarily clear the collapsed flag so we can onResize the panel on the slide
+        pc = this.panel.collapsed;
+        this.panel.collapsed = false;
+
         if(this.position == 'east' || this.position == 'west'){
+            // Temporarily clear the deferHeight flag so we can size the height on the slide
+            dh = this.panel.deferHeight;
+            this.panel.deferHeight = false;
+
             this.panel.setSize(undefined, this.collapsedEl.getHeight());
+
+            // Put the deferHeight flag back after setSize
+            this.panel.deferHeight = dh;
         }else{
             this.panel.setSize(this.collapsedEl.getWidth(), undefined);
         }
+
+        // Put the collapsed flag back after onResize
+        this.panel.collapsed = pc;
+
         this.restoreLT = [this.el.dom.style.left, this.el.dom.style.top];
         this.el.alignTo(this.collapsedEl, this.getCollapseAnchor());
         this.el.setStyle("z-index", this.floatingZIndex+2);
@@ -872,6 +912,13 @@ Ext.layout.BorderLayout.Region.prototype = {
                 return [0, cm.top+cm.bottom+c.getHeight()];
             break;
         }
+    },
+
+    destroy : function(){
+        if (this.autoHideSlideTask && this.autoHideSlideTask.cancel){
+            this.autoHideSlideTask.cancel();
+        }
+        Ext.destroy(this.miniCollapsedEl, this.collapsedEl);
     }
 };
 
@@ -1104,14 +1151,11 @@ Ext.extend(Ext.layout.BorderLayout.SplitRegion, Ext.layout.BorderLayout.Region,
 
     // inherit docs
     destroy : function() {
-        Ext.destroy(
-            this.miniSplitEl,
-            this.split,
-            this.splitEl
-        );
+        Ext.destroy(this.miniSplitEl, this.split, this.splitEl);
+        Ext.layout.BorderLayout.SplitRegion.superclass.destroy.call(this);
     }
 });
 
-Ext.Container.LAYOUTS['border'] = Ext.layout.BorderLayout;</pre>
+Ext.Container.LAYOUTS['border'] = Ext.layout.BorderLayout;</pre>    
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