tree view project

Sample Applications/WPF Application Samples.sln

@@ -1,61 +1,63 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 14
-VisualStudioVersion = 14.0.23103.0
+# Visual Studio Version 17
+VisualStudioVersion = 17.4.33103.184
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConcentricRingsDemo", "ConcentricRingsDemo\ConcentricRingsDemo.csproj", "{0C7755BD-E5D1-4CB1-8271-445863408B5B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConcentricRingsDemo", "ConcentricRingsDemo\ConcentricRingsDemo.csproj", "{0C7755BD-E5D1-4CB1-8271-445863408B5B}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CubeAnimationDemo", "CubeAnimationDemo\CubeAnimationDemo.csproj", "{8EF611EF-44AD-4871-9CF9-A80D501A1300}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CubeAnimationDemo", "CubeAnimationDemo\CubeAnimationDemo.csproj", "{8EF611EF-44AD-4871-9CF9-A80D501A1300}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CustomComboBox", "CustomComboBox\CustomComboBox.csproj", "{9E3EECAF-86CF-45CB-8ABB-01A850A308F0}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CustomComboBox", "CustomComboBox\CustomComboBox.csproj", "{9E3EECAF-86CF-45CB-8ABB-01A850A308F0}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DataBindingDemo", "DataBindingDemo\DataBindingDemo.csproj", "{D56C3A49-C7A9-42E5-9C59-AF1670B08276}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DataBindingDemo", "DataBindingDemo\DataBindingDemo.csproj", "{D56C3A49-C7A9-42E5-9C59-AF1670B08276}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DropShadow", "DropShadow\DropShadow.csproj", "{5E760E96-A59B-491D-9FDC-70587AE24240}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DropShadow", "DropShadow\DropShadow.csproj", "{5E760E96-A59B-491D-9FDC-70587AE24240}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EditingExaminerDemo", "EditingExaminerDemo\EditingExaminerDemo.csproj", "{E689F47C-198B-4E3C-941D-81BD73D61B2C}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "EditingExaminerDemo", "EditingExaminerDemo\EditingExaminerDemo.csproj", "{E689F47C-198B-4E3C-941D-81BD73D61B2C}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ExpenseItDemo", "ExpenseItDemo\ExpenseItDemo.csproj", "{D1729F17-99A5-45AF-AB38-72FA6ECCE609}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "ExpenseIt", "ExpenseIt", "{07258053-D6F1-4D8F-B3E4-A93423EFDF78}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EditBoxControlLibrary", "EditBoxControlLibrary\EditBoxControlLibrary.csproj", "{558EEE03-6927-4FE6-AEB6-972769960849}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FontDialogDemo", "FontDialog\FontDialogDemo.csproj", "{18DA881E-FE67-46E6-95E5-6FDC99331E2B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FontDialogDemo", "FontDialog\FontDialogDemo.csproj", "{18DA881E-FE67-46E6-95E5-6FDC99331E2B}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GeometryDesignerDemo", "GeometryDesignerDemo\GeometryDesignerDemo.csproj", "{FBA69105-5C42-44A4-82E6-0BF3BC09F2A5}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "GeometryDesignerDemo", "GeometryDesignerDemo\GeometryDesignerDemo.csproj", "{FBA69105-5C42-44A4-82E6-0BF3BC09F2A5}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GraphingCalculatorDemo", "GraphingCalculatorDemo\GraphingCalculatorDemo.csproj", "{1C45AF74-269B-4828-A054-6D0761304E61}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "GraphingCalculatorDemo", "GraphingCalculatorDemo\GraphingCalculatorDemo.csproj", "{1C45AF74-269B-4828-A054-6D0761304E61}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HexSphereDemo", "HexSphereDemo\HexSphereDemo.csproj", "{48FC0038-9FDF-443C-B24B-9418C8956100}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HexSphereDemo", "HexSphereDemo\HexSphereDemo.csproj", "{48FC0038-9FDF-443C-B24B-9418C8956100}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LayoutTransitionsDemo", "LayoutTransitionsDemo\LayoutTransitionsDemo.csproj", "{9CB40026-7C2F-441F-B496-CDBB454AC309}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "LayoutTransitionsDemo", "LayoutTransitionsDemo\LayoutTransitionsDemo.csproj", "{9CB40026-7C2F-441F-B496-CDBB454AC309}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LogonScreenDemo", "LogonScreenDemo\LogonScreenDemo.csproj", "{20B6AAAA-E9A8-43B6-83A8-E855206269B2}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NotepadDemo", "NotepadDemo\NotepadDemo.csproj", "{AC0A939B-050C-46B5-9EC8-F5349616AD03}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ParticlesDemo", "ParticlesDemo\ParticlesDemo.csproj", "{F10AB8C9-CE19-44D6-BEA6-9EBA03850664}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ParticlesDemo", "ParticlesDemo\ParticlesDemo.csproj", "{F10AB8C9-CE19-44D6-BEA6-9EBA03850664}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PhotoFlipperDemo", "PhotoFlipperDemo\PhotoFlipperDemo.csproj", "{769F1C36-6975-4390-8D67-9E50A42D2755}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PhotoFlipperDemo", "PhotoFlipperDemo\PhotoFlipperDemo.csproj", "{769F1C36-6975-4390-8D67-9E50A42D2755}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PhotoStoreDemo", "PhotoStoreDemo\PhotoStoreDemo.csproj", "{D6567F46-7604-4714-9785-F99341AE5C81}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PhotoStoreDemo", "PhotoStoreDemo\PhotoStoreDemo.csproj", "{D6567F46-7604-4714-9785-F99341AE5C81}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StickyNotesDemo", "StickyNotesDemo\StickyNotesDemo.csproj", "{4CB08E17-0C15-4F66-8659-003D39E576BA}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "StickyNotesDemo", "StickyNotesDemo\StickyNotesDemo.csproj", "{4CB08E17-0C15-4F66-8659-003D39E576BA}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SlidePuzzleDemo", "SlidePuzzleDemo\SlidePuzzleDemo.csproj", "{587E93FE-3686-4AE0-88A7-2E067AB0783A}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SlidePuzzleDemo", "SlidePuzzleDemo\SlidePuzzleDemo.csproj", "{587E93FE-3686-4AE0-88A7-2E067AB0783A}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TrafficAlertDemo", "TrafficAlertDemo\TrafficAlertDemo.csproj", "{0980E7C5-85A6-4451-B9E0-71EB4CDEC52A}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CalculatorDemo", "CalculatorDemo\CalculatorDemo.csproj", "{5731865D-6685-47A7-8877-5DBAF39B54CD}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CalculatorDemo", "CalculatorDemo\CalculatorDemo.csproj", "{5731865D-6685-47A7-8877-5DBAF39B54CD}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "VideoTextDemo", "VideoTextDemo\VideoTextDemo.csproj", "{8FD5A19E-9F9D-4F54-A2A6-4459A11E292A}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PhotoViewerDemo", "PhotoViewerDemo\PhotoViewerDemo.csproj", "{77372DB6-7B08-404D-B70E-69CF5ACD865C}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PhotoViewerDemo", "PhotoViewerDemo\PhotoViewerDemo.csproj", "{77372DB6-7B08-404D-B70E-69CF5ACD865C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "VideoViewerDemo", "VideoViewerDemo\VideoViewerDemo.csproj", "{439F91F2-9A8D-41EF-B9BB-D7CB2BCF3F10}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "VideoViewerDemo", "VideoViewerDemo\VideoViewerDemo.csproj", "{439F91F2-9A8D-41EF-B9BB-D7CB2BCF3F10}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HtmlToXamlDemo", "HtmlToXamlDemo\HtmlToXamlDemo.csproj", "{1AF5ED2C-BB8A-4B12-8CB5-8C8F2E838908}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HtmlToXamlDemo", "HtmlToXamlDemo\HtmlToXamlDemo.csproj", "{1AF5ED2C-BB8A-4B12-8CB5-8C8F2E838908}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WpfTreeView", "WpfTreeView\WpfTreeView.csproj", "{4DB0B7F2-36D1-4A9D-8EAF-DF4E4A0043E5}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -167,6 +169,10 @@ Global
 		{1AF5ED2C-BB8A-4B12-8CB5-8C8F2E838908}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{1AF5ED2C-BB8A-4B12-8CB5-8C8F2E838908}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{1AF5ED2C-BB8A-4B12-8CB5-8C8F2E838908}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4DB0B7F2-36D1-4A9D-8EAF-DF4E4A0043E5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4DB0B7F2-36D1-4A9D-8EAF-DF4E4A0043E5}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4DB0B7F2-36D1-4A9D-8EAF-DF4E4A0043E5}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4DB0B7F2-36D1-4A9D-8EAF-DF4E4A0043E5}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -175,4 +181,7 @@ Global
 		{D1729F17-99A5-45AF-AB38-72FA6ECCE609} = {07258053-D6F1-4D8F-B3E4-A93423EFDF78}
 		{558EEE03-6927-4FE6-AEB6-972769960849} = {07258053-D6F1-4D8F-B3E4-A93423EFDF78}
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {CA7A4369-DB85-4780-872F-FD5AFEA01D0E}
+	EndGlobalSection
 EndGlobal

Sample Applications/WpfTreeView/App.xaml

@@ -0,0 +1,9 @@
+<Application x:Class="WpfTreeView.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:WpfTreeView"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+
+    </Application.Resources>
+</Application>

Sample Applications/WpfTreeView/App.xaml.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace WpfTreeView
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+}

Sample Applications/WpfTreeView/AssemblyInfo.cs

@@ -0,0 +1,10 @@
+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

Sample Applications/WpfTreeView/HeaderToImageConverter.cs

@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Windows.Data;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+
+namespace WpfTreeView
+{
+    /// <summary>
+    /// Converts a full path to a specific image type of a drive, folder or file.
+    /// </summary>
+
+    [ValueConversion(typeof(string), typeof(BitmapImage))]
+    public class HeaderToImageConverter : IValueConverter
+    {
+        public IDictionary<string, ImageSource> KnownFiles { get; set; }
+
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            // Get the full Path
+            var path = (string)value;
+
+            // if the path is null, ignore
+            if (path == null)
+                return null;
+
+            // Get the name of the file/folder
+            var name = MainWindow.GetFileFolderName(path);
+
+            // By default, we presume an image
+            var image = "Images/file.png";
+
+            // If the name is blank, we presume it's a drive as we cannot have a blank file or folder name
+            if (string.IsNullOrEmpty(name))
+                image = "Images/drive.png";
+            else if (new FileInfo(path).Attributes.HasFlag(FileAttributes.Directory)) // checks if this path is a directory
+                image = "Images/folder-closed.png";
+            else if (KnownFiles != null && KnownFiles.ContainsKey(Path.GetExtension(path)))
+                return KnownFiles[Path.GetExtension(path)];
+
+            return new BitmapImage(new Uri($"pack://application:,,,/{image}"));
+
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

Sample Applications/WpfTreeView/MainWindow.xaml

@@ -0,0 +1,92 @@
+<Window x:Class="WpfTreeView.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:WpfTreeView"
+        Loaded="Window_Loaded"
+        mc:Ignorable="d"
+        Name="This"
+        Title="MainWindow" Height="450" Width="800">
+
+    <Window.InputBindings>
+        <KeyBinding Key="C" Modifiers="Ctrl" Command="{Binding ElementName=This, Path=CopyCommand}"/>
+        <KeyBinding Key="V" Modifiers="Ctrl" Command="{Binding ElementName=This, Path=PasteCommand}"/>
+        <KeyBinding Key="X" Modifiers="Ctrl" Command="{Binding ElementName=This, Path=CutCommand}"/>
+    </Window.InputBindings>
+    <Window.Resources>
+        <BitmapImage x:Key="PythonIcon" UriSource="Images/python.png"/>
+        <BitmapImage x:Key="CSharpIcon" UriSource="Images/csharp.png"/>
+        <BitmapImage x:Key="CIcon" UriSource="Images/c.png"/>
+        <BitmapImage x:Key="CppIcon" UriSource="Images/cpp.png"/>
+        <BitmapImage x:Key="JavaIcon" UriSource="Images/java.png"/>
+        <BitmapImage x:Key="JavascriptIcon" UriSource="Images/javascript.png"/>
+        <BitmapImage x:Key="TextIcon" UriSource="Images/txt.png"/>
+        <BitmapImage x:Key="JsonIcon" UriSource="Images/json.png"/>
+        <BitmapImage x:Key="XslxIcon" UriSource="Images/xlsx.png"/>
+        <BitmapImage x:Key="PdfIcon" UriSource="Images/pdf.png"/>
+        <local:HeaderToImageConverter x:Key="ImageConverter"/>
+    </Window.Resources>
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="auto"/>
+            <RowDefinition/>
+        </Grid.RowDefinitions>
+
+        <StackPanel Orientation="Horizontal" Grid.Row="0">
+            <Button Content="Copy" Command="{Binding ElementName=This, Path=CopyCommand}"/>
+            <Button Content="Paste" Command="{Binding ElementName=This, Path=PasteCommand}"/>
+            <Button Content="Cut" Command="{Binding ElementName=This, Path=CutCommand}"/>
+        </StackPanel>
+        <TreeView x:Name="FolderView"
+                  Grid.Row="1"
+                  SelectedItemChanged="FolderView_SelectedItemChanged"
+                  Focusable="True"
+                  AllowDrop="True">
+            <TreeView.ContextMenu>
+                <ContextMenu>
+                    <MenuItem Header="Refresh" Command="{Binding RefreshCommand}"/>
+                    <MenuItem Header="Copy" Command="{Binding CopyCommand}"/>
+                    <MenuItem Header="Paste" Command="{Binding PasteCommand}"/>
+                    <MenuItem Header="Cut" Command="{Binding CutCommand}"/>
+                    <MenuItem Header="Open in Explorer" Command="{Binding OpenExplorerCommand}"/>
+                </ContextMenu>
+            </TreeView.ContextMenu>
+
+            <TreeView.Resources>
+                <Style TargetType="{x:Type TreeViewItem}">
+                    <Setter Property="KeyboardNavigation.TabNavigation" Value="Continue"/>
+                    <Setter Property="HeaderTemplate">
+                        <Setter.Value>
+                            <DataTemplate>
+                                <StackPanel Orientation="Horizontal">
+                                    <Image Width="20" Margin="3" 
+                                           Source="{Binding 
+                                                    RelativeSource={RelativeSource 
+                                                    Mode=FindAncestor, 
+                                                    AncestorType={x:Type TreeViewItem}},
+                                                    Path=Tag,
+                                                    Converter={StaticResource ImageConverter}
+                                        }" />
+                                    <TextBlock VerticalAlignment="Center" Text="{Binding}" />
+                                </StackPanel>
+                            </DataTemplate>
+                        </Setter.Value>
+                    </Setter>
+                </Style>
+            </TreeView.Resources>
+
+
+            <TreeView.ItemContainerStyle>
+                <Style TargetType ="{x:Type TreeViewItem}">
+                    <!-- We have to select the item which is right-clicked on -->
+                    <!--<EventSetter Event="TreeViewItem.DragOver" Handler="treeView_DragOver" />-->
+                    <!--<EventSetter Event="TreeViewItem.Drop" Handler="treeView_Drop" />-->
+                    <!--<EventSetter Event="TreeViewItem.MouseMove" Handler="treeView_MouseMove" />-->
+                </Style>
+            </TreeView.ItemContainerStyle>
+        </TreeView>
+    </Grid>
+</Window>
+
+