add ProgressButton

HandyControlDemo/UserControl/Controls/ProgressButtonDemoCtl.xaml

@@ -0,0 +1,17 @@
+<UserControl x:Class="HandyControlDemo.UserControl.ProgressButtonDemoCtl"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:langs="clr-namespace:HandyControlDemo.Properties.Langs"
+             xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl"
+             Background="{DynamicResource RegionBrush}">
+    <controls:TransitioningContentControl>
+        <StackPanel Margin="32" Width="300" Button.Click="ButtonProgress_OnClick" VerticalAlignment="Center">
+            <controls:ProgressButton IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+            <controls:ProgressButton Style="{StaticResource ProgressButtonPrimary}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+            <controls:ProgressButton Style="{StaticResource ProgressButtonSuccess}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+            <controls:ProgressButton Style="{StaticResource ProgressButtonInfo}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+            <controls:ProgressButton Style="{StaticResource ProgressButtonWarning}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+            <controls:ProgressButton Style="{StaticResource ProgressButtonDanger}" IsChecked="{Binding IsUploading,Mode=TwoWay}" Progress="{Binding Progress}" Content="{Binding IsChecked,RelativeSource={RelativeSource Self},Converter={StaticResource Boolean2StrConverter},ConverterParameter={x:Static langs:Lang.UploadStr}}" Width="180" Margin="5"/>
+        </StackPanel>
+    </controls:TransitioningContentControl>
+</UserControl>

HandyControlDemo/UserControl/Controls/ProgressButtonDemoCtl.xaml.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Windows;
+using System.Windows.Threading;
+
+namespace HandyControlDemo.UserControl
+{
+    public partial class ProgressButtonDemoCtl
+    {
+        public static readonly DependencyProperty ProgressProperty = DependencyProperty.Register(
+            "Progress", typeof(int), typeof(ProgressButtonDemoCtl), new PropertyMetadata(default(int)));
+
+        public int Progress
+        {
+            get => (int) GetValue(ProgressProperty);
+            set => SetValue(ProgressProperty, value);
+        }
+
+        public static readonly DependencyProperty IsUploadingProperty = DependencyProperty.Register(
+            "IsUploading", typeof(bool), typeof(ProgressButtonDemoCtl), new PropertyMetadata(default(bool)));
+
+        public bool IsUploading
+        {
+            get => (bool) GetValue(IsUploadingProperty);
+            set => SetValue(IsUploadingProperty, value);
+        }
+
+        private readonly DispatcherTimer _timer;
+
+        public ProgressButtonDemoCtl()
+        {
+            InitializeComponent();
+
+            DataContext = this;
+
+            _timer = new DispatcherTimer
+            {
+                Interval = TimeSpan.FromMilliseconds(200)
+            };
+            _timer.Tick += Timer_Tick;
+        }
+
+        private void Timer_Tick(object sender, EventArgs e)
+        {
+            Progress++;
+            if (Progress == 100)
+            {
+                Progress = 0;
+                _timer.Stop();
+                IsUploading = false;
+            }
+        }
+
+        private void ButtonProgress_OnClick(object sender, RoutedEventArgs e)
+        {
+            if (_timer.IsEnabled)
+            {
+                _timer.Stop();
+            }
+            else
+            {
+                _timer.Start();
+            }
+        }
+    }
+}

HandyControlDemo/UserControl/Controls/WaterfallPanelDemoCtl.xaml

@@ -5,7 +5,7 @@
              xmlns:langs="clr-namespace:HandyControlDemo.Properties.Langs"
              xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl"
              Background="{DynamicResource RegionBrush}">
-    <ContentControl>
+    <controls:TransitioningContentControl>
         <Grid Margin="32">
             <Grid.RowDefinitions>
                 <RowDefinition Height="Auto"/>
@@ -53,5 +53,5 @@
                 </controls:ScrollViewer>
             </StackPanel>
         </Grid>
-    </ContentControl>
+    </controls:TransitioningContentControl>
 </UserControl>