增加系统预设渐变背景

Control/Other/GradientBGDialog.xaml.cs

@@ -0,0 +1,38 @@
+using GeekDesk.Util;
+using GeekDesk.ViewModel;
+using GeekDesk.ViewModel.Temp;
+using Microsoft.Win32;
+using System;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media.Imaging;
+
+
+namespace GeekDesk.Control.Other
+{
+    /// <summary>
+    /// TextDialog.xaml 的交互逻辑
+    /// </summary>
+    public partial class GradientBGDialog
+    {
+        public HandyControl.Controls.Dialog dialog;
+
+        public GradientBGDialog()
+        {
+            this.DataContext = GradientBGParamList.GradientBGParams;
+            InitializeComponent();
+        }
+
+        private void Close_Click(object sender, RoutedEventArgs e)
+        {
+            dialog.Close();
+        }
+
+        private void BGBorder_MouseLeftButtonDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
+        {
+            GradientBGParam bgParam = (sender as Border).Tag as GradientBGParam;
+            MainWindow.appData.AppConfig.GradientBGParam = bgParam;
+            BGSettingUtil.BGSetting();
+        }
+    }
+}