listeners refactoring

src/dlangui/dialogs/dialog.d

@@ -53,11 +53,15 @@ class Dialog : VerticalLayout {
     protected UIString _caption;
     protected uint _flags;
     protected string _icon;
+    protected int _initialWidth;
+    protected int _initialHeight;
 
 	Signal!DialogResultHandler dialogResult;
 
-    this(UIString caption, Window parentWindow = null, uint flags = DialogFlag.Modal) {
+    this(UIString caption, Window parentWindow = null, uint flags = DialogFlag.Modal, int initialWidth = 0, int initialHeight = 0) {
         super("dialog-main-widget");
+        _initialWidth = initialWidth;
+        _initialHeight = initialHeight;
         _caption = caption;
         _parentWindow = parentWindow;
         _flags = flags;
@@ -193,7 +197,7 @@ class Dialog : VerticalLayout {
             _popup = _parentWindow.showPopup(_frame);
             _popup.flags(PopupFlags.Modal);
         } else {
-            _window = Platform.instance.createWindow(_caption, _parentWindow, wflags);
+            _window = Platform.instance.createWindow(_caption, _parentWindow, wflags, _initialWidth, _initialHeight);
             if (_window && _icon)
                 _window.windowIcon = drawableCache.getImage(_icon);
             _window.mainWidget = this;

src/dlangui/dialogs/settingsdialog.d

@@ -182,7 +182,7 @@ class NumberEditItem : SettingsItem {
             n = _maxValue;
         setting.integer = cast(long)n;
         ed.text = toUTF32(to!string(n));
-        ed.onContentChangeListener = delegate(EditableContent content) {
+        ed.contentChange = delegate(EditableContent content) {
             long v = parseLong(toUTF8(content.text), long.max);
             if (v != long.max) {
                 if ((_minValue == int.max || v >= _minValue) && (_maxValue == int.max || v <= _maxValue)) {
@@ -211,7 +211,7 @@ class StringEditItem : SettingsItem {
 		string value = setting.strDef(_defaultValue);
 		setting.str = value;
 		ed.text = toUTF32(value);
-		ed.onContentChangeListener = delegate(EditableContent content) {
+		ed.contentChange = delegate(EditableContent content) {
 			string value = toUTF8(content.text);
 			setting.str = value;
 		};

src/dlangui/widgets/combobox.d

@@ -127,11 +127,11 @@ class ComboBoxBase : HorizontalLayout, OnClickHandler {
             _popup = null;
             _popupList = null;
         };
-        _popupList.onItemSelectedListener = delegate(Widget source, int index) {
+        _popupList.itemSelected = delegate(Widget source, int index) {
             selectedItemIndex = index;
             return true;
         };
-        _popupList.onItemClickListener = delegate(Widget source, int index) {
+        _popupList.itemClick = delegate(Widget source, int index) {
             selectedItemIndex = index;
             if (_popup !is null)
                 _popup.close();

src/dlangui/widgets/editors.d

@@ -243,13 +243,9 @@ class EditWidgetBase : ScrollWidgetBase, EditableContentListener, MenuItemAction
 
     /// Modified state change listener (e.g. content has been saved, or first time modified after save)
     Signal!ModifiedStateListener modifiedStateChange;
-    /// modifiedStateChange signal alias for backward compatibility; will be deprecated in future
-    alias onModifiedStateChangeListener = modifiedStateChange;
 
     /// editor content is changed
     Signal!EditableContentChangeListener contentChange;
-    /// contentChange signal alias for backward compatibility; will be deprecated in future
-    alias onContentChangeListener = contentChange;
 
     /// override to support modification of client rect after change, e.g. apply offset
     override protected void handleClientRectLayout(ref Rect rc) {
@@ -706,15 +702,15 @@ class EditWidgetBase : ScrollWidgetBase, EditableContentListener, MenuItemAction
             requestActionsUpdate();
         }
 		invalidate();
-        if (onModifiedStateChangeListener.assigned) {
+        if (modifiedStateChange.assigned) {
             if (_lastReportedModifiedState != content.modified) {
                 _lastReportedModifiedState = content.modified;
-                onModifiedStateChangeListener(this, content.modified);
+                modifiedStateChange(this, content.modified);
 				requestActionsUpdate();
             }
         }
-        if (onContentChangeListener.assigned) {
+        if (contentChange.assigned) {
-            onContentChangeListener(_content);
+            contentChange(_content);
         }
 		return;
 	}

src/dlangui/widgets/lists.d

@@ -394,12 +394,8 @@ class ListWidget : WidgetGroup, OnScrollHandler, OnAdapterChangeHandler {
 
     /** Handle selection change. */
     Signal!OnItemSelectedHandler itemSelected;
-    /// itemSelected signal alias for backward compatibility; will be deprecated in future
-    alias onItemSelectedListener = itemSelected;
     /** Handle item click / activation (e.g. Space or Enter key press and mouse double click) */
     Signal!OnItemClickHandler itemClick;
-    /// itemClick signal alias for backward compatibility; will be deprecated in future
-    alias onItemClickListener = itemClick;
 
     protected Orientation _orientation = Orientation.Vertical;
     /// returns linear layout orientation (Vertical, Horizontal)
@@ -570,14 +566,14 @@ class ListWidget : WidgetGroup, OnScrollHandler, OnAdapterChangeHandler {
 
 	/// override to handle change of selection
 	protected void selectionChanged(int index, int previouslySelectedItem = -1) {
-        if (onItemSelectedListener.assigned)
+        if (itemSelected.assigned)
-            onItemSelectedListener(this, index);
+            itemSelected(this, index);
 	}
 
 	/// override to handle mouse up on item
 	protected void itemClicked(int index) {
-        if (onItemClickListener.assigned)
+        if (itemClick.assigned)
-            onItemClickListener(this, index);
+            itemClick(this, index);
 	}
 
     /// allow to override state for updating of items