LabelWidget: Flag for wrapping text

Widgets now have an optional virtual method that gets called when the size of the widget changes during arranging. Wrapped text in LabelWidget uses this to update its height.

1 files changed, 5 insertions, 2 deletions

diff --git a/src/ui/widget.h b/src/ui/widget.h
index a1a38f28..fd7ee316 100644
--- a/src/ui/widget.h
+++ b/src/ui/widget.h
@@ -41,6 +41,7 @@ iDeclareType(Widget)
 iBeginDeclareClass(Widget)
     iBool (*processEvent)   (iWidget *, const SDL_Event *);
     void  (*draw)           (const iWidget *);
+    void  (*sizeChanged)    (iWidget *); /* optional, defaults to NULL */
 iEndDeclareClass(Widget)
 
 enum iWidgetFlag {
@@ -85,6 +86,7 @@ enum iWidgetFlag {
 #define wasCollapsed_WidgetFlag             iBit64(32)
 #define centerHorizontal_WidgetFlag         iBit64(33)
 #define moveToParentRightEdge_WidgetFlag    iBit64(34)
+#define wrapText_WidgetFlag                 iBit64(35)
 
 enum iWidgetAddPos {
     back_WidgetAddPos,
@@ -131,8 +133,9 @@ iLocalDef const iWidget *constAs_Widget(const iAnyObject *d) {
     return (const iWidget *) d;
 }
 
-void    destroy_Widget      (iWidget *); /* widget removed and deleted later */
-void    destroyPending_Widget(void);
+void    destroy_Widget          (iWidget *); /* widget removed and deleted later */
+void    destroyPending_Widget   (void);
+void    releaseChildren_Widget  (iWidget *);
 
 const iString *id_Widget    (const iWidget *);
 int64_t flags_Widget        (const iWidget *);