JavaScript DHTML/Ext JS/VBox Layout

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Align middle vhox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Align: middle",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Align stretchmax vbox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Align: stretchmax",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"stretchmax"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Align stretch vhox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Align: stretch",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"stretch"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Align top vhox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Align: top",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"left"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Flex: All even vbox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Flex: All even",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 2",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 3",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       flex:1,
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Flex: Ratio (vbox layout)

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Flex: Ratio",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 2",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 3",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       flex:3,
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Flex + Stretch (vbox layout)

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Flex + Stretch",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"stretch"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 2",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 3",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       flex:3,
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Layout vbox, align : "stretch"

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head> <body> <script type="text/javascript"> Ext.onReady(function() {


   new Ext.Window({
       layout : "vbox",
       height : 500,
       width  : 500,
       layoutConfig : {
           align : "stretch"
       },
       defaults : {
           frame : true
       },
       items : [
           {
               title : "Panel 1",
               flex  : 1
           },
           {
               title : "Panel 2",
               flex  : 1
           },
           {
               title : "Panel 3",
               flex  : 1
           },
       ]
   }).show();

}); </script>

asdf

</body> </html>


 </source>
   
  


Multi-Spaced vbox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Multi-Spaced",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"left"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"spacer",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"spacer",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"spacer",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Pack: center (vbox layout)

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Pack: center",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       pack:"center",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Pack: end (vbox layout)

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Pack: end",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       pack:"end",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Pack: start (vbox layout)

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Pack: start",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       pack:"start",
                                       align:"center"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>
   
  


Spaced vbox layout

   <source lang="html4strict">
 

<html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script> </head>

<body> <script type="text/javascript">

       Ext.onReady(function() {
           var replace = function(config){
               var btns = Ext.getCmp("btns");
               btns.remove(0);
               btns.add(config);
               btns.doLayout();
           }
           var viewport = new Ext.Viewport({
               layout:"border",
               items: [{
                   id:"btns",
                   region:"west",
                   baseCls:"x-plain",
                   split:true,
                   width:150,
                   minWidth: 100,
                   maxWidth: 250,
                   layout:"fit",
                   margins: "5 0 5 5",
                   items: {
                       baseCls: "x-plain",
html: "

Select a configuration to the right »

"
                   }
              }, {
                   region:"center",
                   margins: "5 5 5 0",
                   layout:{
                       type:"vbox",
                       align:"stretch"
                   },
                   items:[{
                       baseCls:"x-plain",
                       layout: {
                           type:"hbox",
                           padding: 10
                       },
                       defaults:{
                           margins:"0 5 0 0",
                           pressed: false,
                           toggleGroup:"btns",
                           allowDepress: false
                       },
                       items: [{
                           xtype:"button",
                           text: "Spaced",
                           handler: function(){
                               replace({
                                   layout: {
                                       type:"vbox",
                                       padding:"5",
                                       align:"left"
                                   },
                                   defaults:{margins:"0 0 5 0"},
                                   items:[{
                                       xtype:"button",
                                       text: "Button 1"
                                   },{
                                       xtype:"spacer",
                                       flex:1
                                   },{
                                       xtype:"button",
                                       text: "Button 2"
                                   },{
                                       xtype:"button",
                                       text: "Button 3"
                                   },{
                                       xtype:"button",
                                       text: "Button 4",
                                       margins:"0"
                                   }]
                               });
                           }
                       }]
                   }]
               }]
           });
       });

</script>

</script> </body> </html>


 </source>