add PMX.image.Logo

copied from pmg-gui, adapted to be able to set a custom url prefix
when we want to use something other than '/pve2'

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

Logo.js

@@ -0,0 +1,21 @@
+Ext.define('PMX.image.Logo', {
+    extend: 'Ext.Img',
+    xtype: 'proxmoxlogo',
+
+    height: 30,
+    width: 172,
+    src: '/images/proxmox_logo.png',
+    alt: 'Proxmox',
+    autoEl: {
+	tag: 'a',
+	href: 'https://www.proxmox.com',
+	target: '_blank',
+    },
+
+    initComponent: function() {
+	let me = this;
+	let prefix = me.prefix !== undefined ? me.prefix : '/pve2';
+	me.src = prefix + me.src;
+	me.callParent();
+    },
+});

Makefile

@@ -7,6 +7,7 @@ SUBDIRS= css images
 JSSRC=					\
 	Utils.js			\
 	Toolkit.js			\
+	Logo.js				\
 	mixin/CBind.js			\
 	data/reader/JsonObject.js	\
 	data/ProxmoxProxy.js		\