Changeset a0ff947 in mainline

Timestamp:

2013-11-16T19:10:41Z (10 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

12735849

Parents:

7856d09

Message:

Add signal for position events to canvas.

Location:

uspace/lib/gui

Files:

• canvas.c (modified) (1 diff)
• canvas.h (modified) (1 diff)

uspace/lib/gui/canvas.c

@@ -112 +112 @@
 static void canvas_handle_position_event(widget_t *widget, pos_event_t event)
 {
-        /* No-op */
+        canvas_t *canvas = (canvas_t *) widget;
+        pos_event_t tevent;
+        
+        tevent = event;
+        tevent.hpos -= widget->hpos;
+        tevent.vpos -= widget->vpos;
+        
+        sig_send(&canvas->position_event, &tevent);
 }
 

uspace/lib/gui/canvas.h

@@ -50 +50 @@
         surface_t *surface;
         signal_t keyboard_event;
+        signal_t position_event;
 } canvas_t;