Changeset 253:fbb9174f2a2c for dwt/events

Timestamp:

07/11/08 17:01:25 (4 months ago)

Author:

Frank Benoit <benoit@tionex.de>

branch:

default

Message:

Reuse the tango windows api

Files:

• dwt/events/SelectionListener.d (modified) (1 diff)

dwt/events/SelectionListener.d

@@ -64 +64 @@
-public void widgetDefaultSelected(SelectionEvent e);
-}
+
+
+
+/// Helper class for the dgListener template function
+private class _DgSelectionListenerWidgetSelectedT(Dg,T...) : SelectionListener {
+
+    alias ParameterTupleOf!(DgSel) DgArgs;
+    static assert( is(DgArgs == Tuple!(SelectionEvent,T)),
+                "Delegate args not correct" );
+
+    Dg dg;
+    T  t;
+
+    private this( Dg dg, T t ){
+        this.dg = dg;
+        static if( T.length > 0 ){
+            this.t = t;
+        }
+    }
+
+    public void widgetSelected(SelectionEvent e){
+        dg(e,t);
+    }
+    public void widgetDefaultSelected(SelectionEvent e){
+    }
+}
+
+private class _DgSelectionListenerWidgetDefaultSelectedT(Dg,T...) : SelectionListener {
+
+    alias ParameterTupleOf!(DgSel) DgArgs;
+    static assert( is(DgArgs == Tuple!(SelectionEvent,T)),
+                "Delegate args not correct" );
+
+    Dg dg;
+    T  t;
+
+    private this( Dg dg, T t ){
+        this.dg = dg;
+        static if( T.length > 0 ){
+            this.t = t;
+        }
+    }
+
+    public void widgetSelected(SelectionEvent e){
+    }
+    public void widgetDefaultSelected(SelectionEvent e){
+        dg(e,t);
+    }
+}
+
+SelectionListener dgSelectionListenerWidgetSelected( Dg, T... )( Dg dg, T args ){
+    return new _DgSelectionListenerWidgetSelectedT!( Dg, T )( dg, args );
+}
+SelectionListener dgSelectionListenerWidgetDefaultSelected( Dg, T... )( Dg dg, T args ){
+    return new _DgSelectionListenerWidgetDefaultSelectedT!( Dg, T )( dg, args );
+}
+
+
+