Add shadow effect to messagebox

1.Add shadow effect to messagebox 2.If no window has focus, add a border to the pop-up messagebox control 3.Add draggable Messagebox 4.Add the input parameter owner to specify the parent form
WPFDevelopersOrg · Jun 28, 2023 · ede0dbd · ede0dbd
1 parent f39fa88
commit ede0dbd
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Showing 4 changed files with 62 additions and 37 deletions.
diff --git a/src/WPFDevelopers.Samples.Shared/ExampleViews/BasicControlsExample.xaml.cs b/src/WPFDevelopers.Samples.Shared/ExampleViews/BasicControlsExample.xaml.cs
@@ -96,7 +96,7 @@ private void btnInformation_Click(object sender, RoutedEventArgs e)
 
         private void btnWarning_Click(object sender, RoutedEventArgs e)
         {
-            MessageBox.Show("当前文件不存在！", "警告", MessageBoxImage.Warning);
+            MessageBox.Show("执行此操作可能导致文件无法打开！", "警告", MessageBoxImage.Warning, App.CurrentMainWindow);
         }
 
         private void btnError_Click(object sender, RoutedEventArgs e)

diff --git a/src/WPFDevelopers.Shared/Controls/MessageBox/MessageBox.cs b/src/WPFDevelopers.Shared/Controls/MessageBox/MessageBox.cs
@@ -1,71 +1,71 @@
 using System.Linq;
-using System.Security.Cryptography;
 using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Documents;
-using System.Windows.Media;
-using System.Windows.Media.Media3D;
-using System.Windows.Shapes;
 using WPFDevelopers.Helpers;
-using WPFDevelopers.Utilities;
 
 namespace WPFDevelopers.Controls
 {
     public static class MessageBox
     {
-        public static MessageBoxResult Show(string messageBoxText)
+        public static MessageBoxResult Show(string messageBoxText,Window owner = null)
         {
             var msg = new WPFMessageBox(messageBoxText);
-            return GetWindow(msg);
+            return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption)
+        public static MessageBoxResult Show(string messageBoxText, string caption, Window owner = null)
         {
             var msg = new WPFMessageBox(messageBoxText, caption);
-            return GetWindow(msg);
+            return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button)
+        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button, Window owner = null)
         {
             var msg = new WPFMessageBox(messageBoxText, caption, button);
-            return GetWindow(msg);
+            return GetWindow(msg, owner);
         }
 
-        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxImage icon)
+        public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxImage icon, Window owner = null)
         {
             var msg = new WPFMessageBox(messageBoxText, caption, icon);
-            return GetWindow(msg);
+            return GetWindow(msg, owner);
         }
 
         public static MessageBoxResult Show(string messageBoxText, string caption, MessageBoxButton button,
-            MessageBoxImage icon)
+            MessageBoxImage icon, Window owner = null)
         {
             var msg = new WPFMessageBox(messageBoxText, caption, button, icon);
-            return GetWindow(msg);
+            return GetWindow(msg, owner);
         }
 
-        private static MessageBoxResult GetWindow(WPFMessageBox msg)
+        private static MessageBoxResult GetWindow(WPFMessageBox msg, Window owner = null)
         {
-            try
+            msg.WindowStartupLocation = WindowStartupLocation.CenterOwner;
+            if (owner != null)
+            {
+                msg.CreateMask();
+                msg.Owner = owner;
+                msg.ShowDialog();
+            }
+            else
             {
-                msg.WindowStartupLocation = WindowStartupLocation.CenterOwner;
                 Window win = null;
                 if (Application.Current.Windows.Count > 0)
                     win = Application.Current.Windows.OfType<Window>().FirstOrDefault(o => o.IsActive);
                 if (win != null)
                 {
+                    if (win.WindowState == WindowState.Minimized)
+                        msg.BorderThickness = new Thickness(1);
                     msg.CreateMask();
                     msg.Owner = win;
                     msg.ShowDialog();
                 }
                 else
+                {
+                    msg.BorderThickness = new Thickness(1);
                     msg.Show();
-                return msg.Result;
-            }
-            catch (System.Exception)
-            {
-                throw;
+                }
             }
+            return msg.Result;
         }
     }
 }
diff --git a/src/WPFDevelopers.Shared/Controls/MessageBox/WPFMessageBox.cs b/src/WPFDevelopers.Shared/Controls/MessageBox/WPFMessageBox.cs
@@ -1,4 +1,9 @@
-using System;
+#if NET40
+using Microsoft.Windows.Shell;
+#else
+using System.Windows.Shell;
+# endif
+using System;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Media;
@@ -57,7 +62,6 @@ public WPFMessageBox(string message, string caption, MessageBoxButton button)
         {
             _titleString = caption;
             _messageString = message;
-            ;
         }
 
         public WPFMessageBox(string message, string caption, MessageBoxImage image)
@@ -80,6 +84,7 @@ public WPFMessageBox(string message, string caption, MessageBoxButton button, Me
         public override void OnApplyTemplate()
         {
             base.OnApplyTemplate();
+
             _title = GetTemplateChild(TitleTemplateName) as TextBlock;
             _message = GetTemplateChild(MessageTemplateName) as TextBox;
 
@@ -117,6 +122,25 @@ public override void OnApplyTemplate()
                 BorderThickness = new Thickness(1);
                 WindowStartupLocation = WindowStartupLocation.CenterScreen;
             }
+
+#if NET40
+            var chrome = new WindowChrome
+            {
+                CaptionHeight = 40,
+                GlassFrameThickness = new Thickness(1),
+            };
+            WindowChrome.SetIsHitTestVisibleInChrome(_closeButton, true);
+            WindowChrome.SetWindowChrome(this, chrome);
+#else
+            var chrome = new WindowChrome
+            {
+                CaptionHeight = 40,
+                GlassFrameThickness = new Thickness(1),
+                UseAeroCaptionButtons = false
+            };
+             WindowChrome.SetIsHitTestVisibleInChrome(_closeButton, true);
+             WindowChrome.SetWindowChrome(this, chrome);
+#endif
         }
 
         private void _buttonOK_Click(object sender, RoutedEventArgs e)
@@ -145,8 +169,6 @@ private void DisplayButtons(MessageBoxButton button)
                     _cancelVisibility = Visibility.Visible;
                     _okVisibility = Visibility.Visible;
                     break;
-                //case MessageBoxButton.YesNoCancel:
-                //    break;
                 default:
                     _okVisibility = Visibility.Visible;
                     break;
@@ -159,19 +181,23 @@ private void DisplayImage(MessageBoxImage image)
             {
                 case MessageBoxImage.Warning:
                     _geometry = (Geometry) Application.Current.TryFindResource("WD.WarningGeometry");
-                    _solidColorBrush = (SolidColorBrush) Application.Current.TryFindResource("WD.WarningSolidColorBrush");
+                    _solidColorBrush =
+                        (SolidColorBrush) Application.Current.TryFindResource("WD.WarningSolidColorBrush");
                     break;
                 case MessageBoxImage.Error:
                     _geometry = (Geometry) Application.Current.TryFindResource("WD.ErrorGeometry");
-                    _solidColorBrush = (SolidColorBrush) Application.Current.TryFindResource("WD.DangerSolidColorBrush");
+                    _solidColorBrush =
+                        (SolidColorBrush) Application.Current.TryFindResource("WD.DangerSolidColorBrush");
                     break;
                 case MessageBoxImage.Information:
                     _geometry = (Geometry) Application.Current.TryFindResource("WD.WarningGeometry");
-                    _solidColorBrush = (SolidColorBrush) Application.Current.TryFindResource("WD.SuccessSolidColorBrush");
+                    _solidColorBrush =
+                        (SolidColorBrush) Application.Current.TryFindResource("WD.SuccessSolidColorBrush");
                     break;
                 case MessageBoxImage.Question:
                     _geometry = (Geometry) Application.Current.TryFindResource("WD.QuestionGeometry");
-                    _solidColorBrush = (SolidColorBrush) Application.Current.TryFindResource("WD.NormalSolidColorBrush");
+                    _solidColorBrush =
+                        (SolidColorBrush) Application.Current.TryFindResource("WD.NormalSolidColorBrush");
                     break;
             }
         }

diff --git a/src/WPFDevelopers.Shared/Styles/Styles.MessageBox.xaml b/src/WPFDevelopers.Shared/Styles/Styles.MessageBox.xaml
@@ -19,7 +19,7 @@
         <Setter Property="UseLayoutRounding" Value="True" />
         <Setter Property="TextOptions.TextFormattingMode" Value="Display" />
         <Setter Property="TextOptions.TextRenderingMode" Value="ClearType" />
-        <Setter Property="WindowStyle" Value="None" />
+        <Setter Property="WindowStyle" Value="ToolWindow" />
         <Setter Property="FontFamily" Value="{StaticResource WD.NormalFontFamily}" />
         <Setter Property="Template">
             <Setter.Value>
@@ -47,8 +47,7 @@
                                         Margin="0,6"
                                         HorizontalAlignment="Right"
                                         IsTabStop="False"
-                                        Style="{DynamicResource WD.WindowButtonStyle}"
-                                        ToolTip="Close">
+                                        Style="{DynamicResource WD.WindowButtonStyle}">
                                         <Path
                                             Width="10"
                                             Height="10"