Changeset 2254 for trunk/sources/HeuristicLab.MainForm/3.2/MainFormBase.cs

Timestamp:

08/07/09 11:27:34 (15 years ago)

Author:

mkommend

Message:

added ability for toolstripitems to listen for specific events (ticket #716)

File:

• trunk/sources/HeuristicLab.MainForm/3.2/MainFormBase.cs (modified) (6 diffs)

trunk/sources/HeuristicLab.MainForm/3.2/MainFormBase.cs

@@ -37 +37 @@
       InitializeComponent();
       openViews = new List<IView>();
+      viewStateChangeToolStripItems = new List<IToolStripItem>();
       this.userInterfaceItemType = userInterfaceItemType;
       CreateGUI();
+      OnActiveViewChanged();
     }
 
@@ -57 +59 @@
     }
 
-    protected IView activeView;
+    private IView activeView;
     public IView ActiveView {
       get { return this.activeView; }
+      protected set {
+        if (this.activeView != value) {
+          this.activeView = value;
+          OnActiveViewChanged();
+        }
+      }
+    }
+
+    protected List<IToolStripItem> viewStateChangeToolStripItems;
+
+    public event EventHandler ActiveViewChanged;
+    protected virtual void OnActiveViewChanged() {
+      if(ActiveViewChanged != null)
+        ActiveViewChanged(this,new EventArgs());
     }
 
@@ -68 +84 @@
 
     public virtual void ShowView(IView view) {
-      view.MainForm = this;
-      activeView = view;
+      view.MainForm = this;     
       openViews.Add(view);
+      ActiveView = view;
     }
 
-    public void Close() {
-      ((Form)this).Close();
+    public void CloseForm() {
+      this.Close();
     }
     #endregion
@@ -94 +110 @@
       foreach (IToolStripButtonItem toolStripButtonItem in toolStripItems) {
         AddToolStripButtonItem(toolStripButtonItem);
-      }      
+      }
     }
 
@@ -117 +133 @@
 
       SetToolStripItemProperties(item, buttonItem);
-      ToolStripDropDownItem parent = FindParent(buttonItem,toolStrip.Items);
+      ToolStripDropDownItem parent = FindParent(buttonItem, toolStrip.Items);
       if (parent == null)
         toolStrip.Items.Add(item);
@@ -142 +158 @@
       toolStripItem.Image = iToolStripItem.Image;
       toolStripItem.DisplayStyle = iToolStripItem.DisplayStyle;
+      if (iToolStripItem.ListenActiveViewChanged)
+        this.ActiveViewChanged += new EventHandler(iToolStripItem.ActiveViewChanged);
+      if (iToolStripItem.ListenViewStateChanged)
+        this.viewStateChangeToolStripItems.Add(iToolStripItem);
       toolStripItem.Click += new EventHandler(ToolStripItemClicked);
       iToolStripItem.ToolStripItem = toolStripItem;