improve qemu backup dialog

www/manager/qemu/Backup.js

 Ext.define('PVE.qemu.Backup', {
+    extend: 'Ext.window.Window',
+
+    resizable: false,
+
+    initComponent : function() {
+	var me = this;
+
+	if (!me.nodename) {
+	    throw "no node name specified";
+	}
+
+	if (!me.vmid) {
+	    throw "no VM ID specified";
+	}
+
+	var storagesel = Ext.create('PVE.form.StorageSelector', {
+	    nodename: me.nodename,
+	    name: 'storage',
+	    value: me.storage,
+	    fieldLabel: 'Storage',
+	    storageContent: 'backup',
+	    allowBlank: false
+	});
+
+	me.formPanel = Ext.create('Ext.form.Panel', {
+	    bodyPadding: 10,
+	    border: false,
+	    fieldDefaults: {
+		labelWidth: 100,
+		anchor: '100%'
+	    },
+	    items: [
+		storagesel,
+		{
+		    xtype: 'pvecheckbox',
+		    name: 'compress',
+		    uncheckedValue: 0,
+		    value: 1,
+		    fieldLabel: 'Compress'
+		},
+		{
+		    xtype: 'pvecheckbox',
+		    name: 'snapshot',
+		    uncheckedValue: 0,
+		    value: 1,
+		    fieldLabel: 'Snapshot mode'
+		}
+	    ]
+	});
+
+	var form = me.formPanel.getForm();
+
+	var submitBtn = Ext.create('Ext.Button', {
+	    text: 'Backup',
+	    handler: function(){
+		var storage = storagesel.getValue();
+		var msg = 'Start backup to storage "' + storage + '"';
+		var values = form.getValues();
+		console.dir(me.vmid, me.nodename, values.online);
+		
+		PVE.Utils.API2Request({
+		    url: '/nodes/' + me.nodename + '/vzdump',
+		    params: {
+			storage: storage,
+			vmid: me.vmid,
+			compress: values.compress,
+			snapshot: values.snapshot
+		    },
+		    method: 'POST',
+		    failure: function (response, opts) {
+			Ext.Msg.alert('Error',response.htmlStatus);
+		    },
+		    success: function(response, options) {
+			var upid = response.result.data;
+			
+			var win = Ext.create('PVE.window.TaskViewer', { 
+			    upid: upid
+			});
+			win.show();
+			me.close();
+		    }
+		});
+	    }
+	});
+
+	Ext.apply(me, {
+	    title: "Backup VM " + me.vmid,
+	    width: 350,
+	    modal: true,
+	    layout: 'auto',
+	    border: false,
+	    items: [ me.formPanel ],
+	    buttons: [ submitBtn ],
+	});
+
+	me.callParent();
+    }
+});
+
+Ext.define('PVE.qemu.BackupView', {
     extend: 'Ext.grid.GridPanel',
 
-    alias: ['widget.pveQemuBackup'],
+    alias: ['widget.pveQemuBackupView'],
 
 
     initComponent : function() {
@@ -58,36 +158,13 @@ Ext.define('PVE.qemu.Backup', {
 
 	var backup_btn = new Ext.Button({
 	    text: 'Backup now',
-	    handler: function(){
-		var storage = storagesel.getValue();
-		var msg = 'Start backup to storage "' + storage + '"';
-		Ext.Msg.confirm('Backup Confirmation', msg, function(btn) {
-		    if (btn !== 'yes') {
-			return;
-		    }
-
-		    PVE.Utils.API2Request({
-			url: '/nodes/' + nodename + '/vzdump',
-			params: {
-			    storage: storage,
-			    vmid: vmid,
-			    compress: 1,
-			    snapshot: 1
-			},
-			method: 'POST',
-			failure: function (response, opts) {
-			    Ext.Msg.alert('Error',response.htmlStatus);
-			},
-			success: function(response, options) {
-			    var upid = response.result.data;
-
-			    var win = Ext.create('PVE.window.TaskViewer', { 
-				upid: upid
-			    });
-			    win.show();
-			}
-		    });
+	    handler: function() {
+		var win = Ext.create('PVE.qemu.Backup', { 
+		    nodename: nodename,
+		    vmid: vmid,
+		    storage: storagesel.getValue()
 		});
+		win.show();
 	    }
 	});
 

www/manager/qemu/Config.js

@@ -46,7 +46,7 @@ Ext.define('PVE.qemu.Config', {
 		    vmid: vmid
 		},
 		{
-		    xtype: 'pveQemuBackup',
+		    xtype: 'pveQemuBackupView',
 		    title: 'Backup',
 		    itemId: 'backup'
 		},