From ed320b455cd9b6db3df54ea5f8ba04169c0f9e5d Mon Sep 17 00:00:00 2001
From: Tiberiu Chibici <chibicitiberiu@gmail.com>
Date: Sat, 11 Oct 2014 10:33:59 +0300
Subject: [PATCH] Added toolbox panel

---
 RainmeterStudio/UI/MainWindow.xaml            |   6 +-
 RainmeterStudio/UI/MainWindow.xaml.cs         | 153 ++++++++++++++----
 RainmeterStudio/UI/Panels/ToolboxPanel.xaml   |  63 ++++++++
 .../UI/Panels/ToolboxPanel.xaml.cs            | 109 +++++++++++++
 4 files changed, 294 insertions(+), 37 deletions(-)
 create mode 100644 RainmeterStudio/UI/Panels/ToolboxPanel.xaml
 create mode 100644 RainmeterStudio/UI/Panels/ToolboxPanel.xaml.cs

diff --git a/RainmeterStudio/UI/MainWindow.xaml b/RainmeterStudio/UI/MainWindow.xaml
index dcbe1288..842cdab2 100644
--- a/RainmeterStudio/UI/MainWindow.xaml
+++ b/RainmeterStudio/UI/MainWindow.xaml
@@ -143,7 +143,7 @@
         <GridSplitter Grid.Row="2" Grid.Column="1"
                       HorizontalAlignment="Stretch" VerticalAlignment="Stretch" />
 
-        <!-- Document panel -->
+        <!-- Document area -->
         <ad:DockingManager 
             x:Name="dockingManager"
             Grid.Row="2">
@@ -152,7 +152,9 @@
                 <adlayout:LayoutRoot.LeftSide>
                     <adlayout:LayoutAnchorSide>
                         <adlayout:LayoutAnchorGroup>
-                            <adlayout:LayoutAnchorable Title="Toolbox" />
+                            <adlayout:LayoutAnchorable Title="Toolbox">
+                                <uiPanels:ToolboxPanel x:Name="toolboxPanel" />
+                            </adlayout:LayoutAnchorable>
                         </adlayout:LayoutAnchorGroup>
                     </adlayout:LayoutAnchorSide>
                 </adlayout:LayoutRoot.LeftSide>
diff --git a/RainmeterStudio/UI/MainWindow.xaml.cs b/RainmeterStudio/UI/MainWindow.xaml.cs
index 82d1c13b..d76fe173 100644
--- a/RainmeterStudio/UI/MainWindow.xaml.cs
+++ b/RainmeterStudio/UI/MainWindow.xaml.cs
@@ -14,6 +14,7 @@ using System.Windows.Navigation;
 using System.Windows.Shapes;
 using RainmeterStudio.Business;
 using RainmeterStudio.Core.Editor;
+using RainmeterStudio.Core.Editor.Features;
 using RainmeterStudio.Core.Model;
 using RainmeterStudio.Core.Model.Events;
 using RainmeterStudio.UI.Controller;
@@ -27,13 +28,30 @@ namespace RainmeterStudio.UI
     /// </summary>
     public partial class MainWindow : Window
     {
+        /// <summary>
+        /// Gets or sets the document controller
+        /// </summary>
         public DocumentController DocumentController { get; set; }
+
+        /// <summary>
+        /// Gets or sets the project controller
+        /// </summary>
         public ProjectController ProjectController { get; set; }
 
+        /// <summary>
+        /// Gets the project panel
+        /// </summary>
         public ProjectPanel ProjectPanel { get { return projectPanel; } }
 
         private Dictionary<LayoutDocument, IDocumentEditor> _openedDocuments = new Dictionary<LayoutDocument, IDocumentEditor>();
 
+        #region Constructor
+
+        /// <summary>
+        /// Initializes the main window
+        /// </summary>
+        /// <param name="projCtrl">The project controller</param>
+        /// <param name="docCtrl">The document controller</param>
         public MainWindow(ProjectController projCtrl, DocumentController docCtrl)
         {
             InitializeComponent();
@@ -52,35 +70,62 @@ namespace RainmeterStudio.UI
             this.AddKeyBinding(ProjectController.ProjectOpenCommand);
             
             // Subscribe to events
-            DocumentController.DocumentOpened += documentController_DocumentOpened;
+            DocumentController.DocumentOpened += DocumentController_DocumentOpened;
 
             // Initialize panels
             projectPanel.ProjectController = ProjectController;
             projectPanel.DocumentController = DocumentController;
         }
 
-        void documentController_DocumentOpened(object sender, DocumentOpenedEventArgs e)
+        #endregion
+
+        #region Document opened event handler
+
+        void DocumentController_DocumentOpened(object sender, DocumentOpenedEventArgs e)
         {
-            // Create a new panel
-            LayoutDocument document = new LayoutDocument();
-            _openedDocuments.Add(document, e.Editor);
+            OpenDocument(e.Editor);
+        }
 
-            document.Content = e.Editor.EditorUI;
-            document.Closing += document_Closing;
-            document.Closed += document_Closed;
-            document.Title = GetDocumentTitle(e.Document);
-            document.IsActiveChanged += new EventHandler((sender2, e2) =>
+        #endregion
+
+        #region Document events
+
+        void Document_IsActiveChanged(object sender, EventArgs e)
+        {
+            LayoutDocument document = (LayoutDocument)sender;
+            IDocumentEditor editor = _openedDocuments[document];
+
+            if (document.IsActive)
             {
-                if (document.IsActive)
-                    DocumentController.ActiveDocumentEditor = e.Editor;
-            });
+                // Set active editor in controller
+                DocumentController.ActiveDocumentEditor = editor;
 
-            documentPane.Children.Add(document);
-            documentPane.SelectedContentIndex = documentPane.IndexOf(document);
+                // Set up toolbox
+                SetUpToolbox(editor);
+            }
+            else
+            {
+                // Disable drop, so that we don't drop invalid items in an editor
+                editor.EditorUI.AllowDrop = false;
+            }
+        }
 
-            e.Document.PropertyChanged += Document_PropertyChanged;
-            if (e.Document.Reference != null)
-                e.Document.Reference.PropertyChanged += Reference_PropertyChanged;
+        void Document_Closed(object sender, EventArgs e)
+        {
+            CloseDocument((LayoutDocument)sender);
+        }
+
+        void Document_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+            // Get editor
+            var document = (LayoutDocument)sender;
+            var editor = _openedDocuments[document];
+
+            // Try to close active document
+            if (!DocumentController.Close(editor))
+            {
+                e.Cancel = true;
+            }
         }
 
         private void Document_PropertyChanged(object sender, PropertyChangedEventArgs e)
@@ -125,6 +170,23 @@ namespace RainmeterStudio.UI
             }
         }
 
+        #endregion
+
+        #region Window events
+
+        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        {
+            // Try to close
+            if (!DocumentController.CloseAll())
+            {
+                e.Cancel = true;
+            }
+        }
+
+        #endregion
+
+        #region Helper methods
+
         private string GetDocumentTitle(IDocument document)
         {
             string documentName;
@@ -152,31 +214,52 @@ namespace RainmeterStudio.UI
             return documentName;
         }
 
-        void document_Closed(object sender, EventArgs e)
+        private LayoutDocument OpenDocument(IDocumentEditor editor)
         {
-            var layoutDocument = (LayoutDocument)sender;
+            // Create document
+            LayoutDocument document = new LayoutDocument();
+            document.Content = editor.EditorUI;
+            document.Title = GetDocumentTitle(editor.AttachedDocument);
+
+            // Set up events
+            document.Closing += Document_Closing;
+            document.Closed += Document_Closed;
+            document.IsActiveChanged += Document_IsActiveChanged;
+
+            // Add to dictionary
+            _openedDocuments.Add(document, editor);
+
+            // Add to layout
+            documentPane.Children.Add(document);
+            documentPane.SelectedContentIndex = documentPane.IndexOf(document);
+
+            // Subscribe to document events
+            editor.AttachedDocument.PropertyChanged += Document_PropertyChanged;
+            if (editor.AttachedDocument.Reference != null)
+                editor.AttachedDocument.Reference.PropertyChanged += Reference_PropertyChanged;
+
+            return document;
         }
 
-        void document_Closing(object sender, System.ComponentModel.CancelEventArgs e)
+        private void CloseDocument(LayoutDocument document)
         {
-            // Get editor
-            var document = (LayoutDocument)sender;
-            var editor = _openedDocuments[document];
+            _openedDocuments.Remove(document);
+        }
 
-            // Try to close active document
-            if (!DocumentController.Close(editor))
+        private void SetUpToolbox(IDocumentEditor editor)
+        {
+            var toolboxProvider = editor as IToolboxProvider;
+
+            // Set toolbar panel
+            toolboxPanel.ItemsSource = toolboxProvider;
+
+            // Enable 'allow drop'
+            if (toolboxProvider != null)
             {
-                e.Cancel = true;
+                editor.EditorUI.AllowDrop = true;
             }
         }
 
-        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
-        {
-            // Try to close
-            if (!DocumentController.CloseAll())
-            {
-                e.Cancel = true;
-            }
-        }
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/RainmeterStudio/UI/Panels/ToolboxPanel.xaml b/RainmeterStudio/UI/Panels/ToolboxPanel.xaml
new file mode 100644
index 00000000..03fa4a7b
--- /dev/null
+++ b/RainmeterStudio/UI/Panels/ToolboxPanel.xaml
@@ -0,0 +1,63 @@
+<UserControl x:Class="RainmeterStudio.UI.Panels.ToolboxPanel"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             mc:Ignorable="d" 
+             d:DesignHeight="300" d:DesignWidth="300">
+    <UserControl.Resources>
+        
+        <Style x:Key="ToolboxListViewStyle" TargetType="ListView">
+            <Style.Triggers>
+                <Trigger Property="HasItems" Value="False">
+                    <Setter Property="Template">
+                        <Setter.Value>
+                            <ControlTemplate TargetType="ListView">
+                                <Grid>
+                                    <TextBlock TextAlignment="Center"
+                                               HorizontalAlignment="Center"
+                                               VerticalAlignment="Center"
+                                               TextWrapping="Wrap" 
+                                               Text="There are no toolbox items available for the active document." />
+                                </Grid>
+                            </ControlTemplate>
+                        </Setter.Value>
+                    </Setter>
+                </Trigger>
+            </Style.Triggers>
+        </Style>
+        
+    </UserControl.Resources>
+    
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition />
+        </Grid.RowDefinitions>
+        
+        <DockPanel Grid.Row="0" LastChildFill="True">
+            <Button DockPanel.Dock="Right">Search</Button>
+            <TextBox Name="searchTextBox"/>
+        </DockPanel>
+        
+        <ListView Name="listItems"
+                  Style="{StaticResource ToolboxListViewStyle}"
+                  Grid.Row="2">
+            <ListView.ItemContainerStyle>
+                <Style TargetType="ListViewItem">
+                    <EventSetter Event="PreviewMouseMove" Handler="Item_PreviewMouseMove" />
+                    <EventSetter Event="PreviewMouseDoubleClick" Handler="Item_PreviewMouseDoubleClick" />
+                </Style>
+            </ListView.ItemContainerStyle>
+            <ListView.ItemTemplate>
+                <DataTemplate>
+                    <DockPanel LastChildFill="True" ToolTip="{Binding ToolTip}">
+                        <Image Width="16" Height="16" Source="{Binding Icon}" DockPanel.Dock="Left" />
+                        <TextBlock Text="{Binding DisplayText}" />
+                    </DockPanel>
+                </DataTemplate>
+            </ListView.ItemTemplate>
+        </ListView>
+        
+    </Grid>
+</UserControl>
diff --git a/RainmeterStudio/UI/Panels/ToolboxPanel.xaml.cs b/RainmeterStudio/UI/Panels/ToolboxPanel.xaml.cs
new file mode 100644
index 00000000..4d08f9a6
--- /dev/null
+++ b/RainmeterStudio/UI/Panels/ToolboxPanel.xaml.cs
@@ -0,0 +1,109 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using RainmeterStudio.Core.Editor.Features;
+using RainmeterStudio.UI.ViewModel;
+
+namespace RainmeterStudio.UI.Panels
+{
+    /// <summary>
+    /// Interaction logic for ToolboxPanel.xaml
+    /// </summary>
+    public partial class ToolboxPanel : UserControl
+    {
+        private IToolboxProvider _itemsSource = null;
+
+        /// <summary>
+        /// Gets or sets the items source
+        /// </summary>
+        public IToolboxProvider ItemsSource
+        {
+            get
+            {
+                return _itemsSource;
+            }
+            set
+            {
+                // Unsubscribe from old items source
+                if (_itemsSource != null)
+                {
+                    _itemsSource.ToolboxItemsChanged -= ItemsSource_ToolboxItemsChanged;
+                }
+
+                // Change items source
+                _itemsSource = value;
+
+                // Subscribe to new items source
+                if (_itemsSource != null)
+                {
+                    value.ToolboxItemsChanged += ItemsSource_ToolboxItemsChanged;
+                }
+
+                // Refresh items
+                RefreshItems();
+            }
+        }
+
+        /// <summary>
+        /// Initializes the toolbox panel
+        /// </summary>
+        public ToolboxPanel()
+        {
+            InitializeComponent();
+        }
+
+        private void RefreshItems()
+        {
+            if (_itemsSource == null)
+            {
+                listItems.ItemsSource = Enumerable.Empty<ToolboxItemViewModel>();
+            }
+            else
+            {
+                listItems.ItemsSource = _itemsSource.ToolboxItems.Select(item => new ToolboxItemViewModel(item));
+            }
+        }
+
+        void ItemsSource_ToolboxItemsChanged(object sender, EventArgs e)
+        {
+            RefreshItems();
+        }
+
+        #region Adding to editor (drag and double clicking)
+
+        void Item_PreviewMouseMove(object sender, MouseEventArgs e)
+        {
+            var treeViewItem = sender as TreeViewItem;
+            var item = treeViewItem.Header as ToolboxItem;
+
+            if (item != null && e.LeftButton == MouseButtonState.Pressed)
+            {
+                DragDrop.DoDragDrop(this, item, DragDropEffects.Move);
+            }
+        }
+
+        void Item_PreviewMouseDoubleClick(object sender, MouseButtonEventArgs e)
+        {
+            var treeViewItem = sender as TreeViewItem;
+            var item = treeViewItem.Header as ToolboxItem;
+
+            if (item != null)
+            {
+                ItemsSource.ToolboxItemDrop(item);
+            }
+        }
+
+        #endregion
+    }
+}