Settings.js
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/*!
* Ext JS Library 4.0
* Copyright(c) 2006-2011 Sencha Inc.
* licensing@sencha.com
* http://www.sencha.com/license
*/
Ext.define('MyDesktop.Settings', {
extend: 'Ext.window.Window',
uses: [
'Ext.tree.Panel',
'Ext.tree.View',
'Ext.form.field.Checkbox',
'Ext.layout.container.Anchor',
'Ext.layout.container.Border',
'Ext.ux.desktop.Wallpaper',
'MyDesktop.WallpaperModel'
],
layout: 'anchor',
title: 'Change Settings',
modal: true,
width: 640,
height: 480,
border: false,
initComponent: function () {
var me = this;
me.selected = me.desktop.getWallpaper();
me.stretch = me.desktop.wallpaper.stretch;
me.preview = Ext.create('widget.wallpaper');
me.preview.setWallpaper(me.selected);
me.tree = me.createTree();
me.buttons = [
{ text: 'OK', handler: me.onOK, scope: me },
{ text: 'Cancel', handler: me.close, scope: me }
];
me.items = [
{
anchor: '0 -30',
border: false,
layout: 'border',
items: [
me.tree,
{
xtype: 'panel',
title: 'Preview',
region: 'center',
layout: 'fit',
items: [ me.preview ]
}
]
},
{
xtype: 'checkbox',
boxLabel: 'Stretch to fit',
checked: me.stretch,
listeners: {
change: function (comp) {
me.stretch = comp.checked;
}
}
}
];
me.callParent();
},
createTree : function() {
var me = this;
function child (img) {
return { img: img, text: me.getTextOfWallpaper(img), iconCls: '', leaf: true };
}
var tree = new Ext.tree.Panel({
title: 'Desktop Background',
rootVisible: false,
lines: false,
autoScroll: true,
width: 150,
region: 'west',
split: true,
minWidth: 100,
listeners: {
afterrender: { fn: this.setInitialSelection, delay: 100 },
select: this.onSelect,
scope: this
},
store: new Ext.data.TreeStore({
model: 'MyDesktop.WallpaperModel',
root: {
text:'Wallpaper',
expanded: true,
children:[
{ text: "None", iconCls: '', leaf: true },
child('desk.jpg'),
child('Cdpp.jpg'),
child('Cdpp2.jpg'),
child('sky.jpg'),
child('rosetta.jpg'),
child('rosetta2.jpg'),
child('SObackground.png')
]
}
})
});
return tree;
},
getTextOfWallpaper: function (path) {
var text = path, slash = path.lastIndexOf('/');
if (slash >= 0) {
text = text.substring(slash+1);
}
var dot = text.lastIndexOf('.');
text = Ext.String.capitalize(text.substring(0, dot));
text = text.replace(/[-]/g, ' ');
return text;
},
onOK: function () {
var me = this;
if (me.selected) {
me.desktop.setWallpaper(me.selected, me.stretch);
}
me.destroy();
},
onSelect: function (tree, record) {
var me = this;
if (record.data.img) {
me.selected = 'js/resources/images/desktop/wallpapers/' + record.data.img;
} else {
me.selected = Ext.BLANK_IMAGE_URL;
}
me.preview.setWallpaper(me.selected);
},
setInitialSelection: function () {
var s = this.desktop.getWallpaper();
if (s) {
var path = '/Wallpaper/' + this.getTextOfWallpaper(s);
this.tree.selectPath(path, 'text');
}
}
});