From 378af385e4fa7f725ea3011c9e92a54c07924e60 Mon Sep 17 00:00:00 2001
From: NaBian <836904362@qq.com>
Date: Sun, 31 Jan 2021 23:42:40 +0800
Subject: [PATCH] add ShowEmpty prop for Empty control

---
 src/Net_40/HandyControl_Net_40/Themes/Theme.xaml       |  1 +
 src/Shared/HandyControl_Shared/Controls/Other/Empty.cs | 10 ++++++++++
 .../Themes/Styles/Base/EmptyBaseStyle.xaml             |  8 +++++++-
 src/Shared/HandyControl_Shared/Themes/Theme.xaml       |  1 +
 4 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml b/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
index 62053b01..1e573d22 100644
--- a/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
+++ b/src/Net_40/HandyControl_Net_40/Themes/Theme.xaml
@@ -8232,6 +8232,7 @@
 		<Setter Property="Description" Value="{StaticResource DescriptionTextBlock4Empty}" />
 		<Setter Property="HorizontalAlignment" Value="Center" />
 		<Setter Property="VerticalAlignment" Value="Center" />
+		<Setter Property="Visibility" Value="{Binding Path=(hc:Empty.ShowEmpty),RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2VisibilityConverter}}" />
 		<Setter Property="Template">
 			<Setter.Value>
 				<ControlTemplate TargetType="hc:Empty">
diff --git a/src/Shared/HandyControl_Shared/Controls/Other/Empty.cs b/src/Shared/HandyControl_Shared/Controls/Other/Empty.cs
index 4fb03460..459a6cc0 100644
--- a/src/Shared/HandyControl_Shared/Controls/Other/Empty.cs
+++ b/src/Shared/HandyControl_Shared/Controls/Other/Empty.cs
@@ -1,5 +1,6 @@
 using System.Windows;
 using System.Windows.Controls;
+using HandyControl.Data;
 
 namespace HandyControl.Controls
 {
@@ -22,5 +23,14 @@ namespace HandyControl.Controls
             get => GetValue(LogoProperty);
             set => SetValue(LogoProperty, value);
         }
+
+        public static readonly DependencyProperty ShowEmptyProperty = DependencyProperty.RegisterAttached(
+            "ShowEmpty", typeof(bool), typeof(Empty), new FrameworkPropertyMetadata(ValueBoxes.FalseBox, FrameworkPropertyMetadataOptions.Inherits));
+
+        public static void SetShowEmpty(DependencyObject element, bool value)
+            => element.SetValue(ShowEmptyProperty, value);
+
+        public static bool GetShowEmpty(DependencyObject element)
+            => (bool) element.GetValue(ShowEmptyProperty);
     }
 }
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/EmptyBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/EmptyBaseStyle.xaml
index fb9aa95a..8fc8f959 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/EmptyBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/EmptyBaseStyle.xaml
@@ -3,7 +3,12 @@
                     xmlns:langs="clr-namespace:HandyControl.Properties.Langs"
                     xmlns:ex="clr-namespace:HandyControl.Tools.Extension"
                     xmlns:o="http://schemas.microsoft.com/winfx/2006/xaml/presentation/options"
-                    xmlns:hc="clr-namespace:HandyControl.Controls">
+                    xmlns:hc="clr-namespace:HandyControl.Controls"
+                    xmlns:themes="clr-namespace:HandyControl.Themes">
+
+    <ResourceDictionary.MergedDictionaries>
+        <themes:SharedResourceDictionary Source="pack://application:,,,/HandyControl;component/Themes/Basic/Converters.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
 
     <DrawingBrush x:Key="EmptySimpleLogo" o:Freeze="True">
         <DrawingBrush.Drawing>
@@ -24,6 +29,7 @@
         <Setter Property="Description" Value="{StaticResource DescriptionTextBlock4Empty}"/>
         <Setter Property="HorizontalAlignment" Value="Center"/>
         <Setter Property="VerticalAlignment" Value="Center"/>
+        <Setter Property="Visibility" Value="{Binding Path=(hc:Empty.ShowEmpty),RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2VisibilityConverter}}"/>
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="hc:Empty">
diff --git a/src/Shared/HandyControl_Shared/Themes/Theme.xaml b/src/Shared/HandyControl_Shared/Themes/Theme.xaml
index 79767e8a..811ef7b1 100644
--- a/src/Shared/HandyControl_Shared/Themes/Theme.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Theme.xaml
@@ -8350,6 +8350,7 @@
 		<Setter Property="Description" Value="{StaticResource DescriptionTextBlock4Empty}" />
 		<Setter Property="HorizontalAlignment" Value="Center" />
 		<Setter Property="VerticalAlignment" Value="Center" />
+		<Setter Property="Visibility" Value="{Binding Path=(hc:Empty.ShowEmpty),RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2VisibilityConverter}}" />
 		<Setter Property="Template">
 			<Setter.Value>
 				<ControlTemplate TargetType="hc:Empty">