ui: tape/PoolEdit: add selector for encryption keys

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

www/tape/form/KeySelector.js

@@ -0,0 +1,38 @@
+Ext.define('PBS.form.TapeKeySelector', {
+    extend: 'Proxmox.form.ComboGrid',
+    alias: 'widget.pbsTapeKeySelector',
+
+    allowBlank: false,
+    displayField: 'hint',
+    valueField: 'fingerprint',
+    value: null,
+    multiSelect: false,
+
+
+    store: {
+	proxy: {
+	    type: 'proxmox',
+	    url: '/api2/json/config/tape-encryption-keys',
+	},
+	autoLoad: true,
+	sorter: 'hint',
+    },
+
+    listConfig: {
+	columns: [
+	    {
+		text: gettext('Hint'),
+		dataIndex: 'hint',
+		sortable: true,
+		flex: 1,
+		renderer: Ext.String.htmlEncode,
+	    },
+	    {
+		text: gettext('Fingerprint'),
+		sortable: true,
+		dataIndex: 'fingerprint',
+		flex: 5,
+	    },
+	],
+    },
+});