Mercurial > hg > toolkit / file diff

--- a/ui/gtk/graphics.c	Sun Jan 24 22:20:47 2016 +0100
+++ b/ui/gtk/graphics.c	Mon Jan 25 16:36:31 2016 +0100
@@ -50,6 +50,57 @@
     return widget;
 }
 
+
+static gboolean widget_button_pressed(
+        GtkWidget *widget,
+        GdkEvent *event,
+        gpointer userdata)
+{
+    UiEventData *eventdata = userdata;
+    
+    UiMouseEvent me;
+    me.x = (int)event->button.x;
+    me.y = (int)event->button.y;
+    
+    int exec = 0;
+    if(event->button.type == GDK_BUTTON_PRESS) {
+        exec = 1;
+        me.type = UI_PRESS;
+    } else if(event->button.type == GDK_2BUTTON_PRESS) {
+        exec = 1;
+        me.type = UI_PRESS2;
+    }
+    
+    if(exec) {
+        UiEvent e;
+        e.obj = eventdata->obj;
+        e.window = eventdata->obj->window;
+        e.document = eventdata->obj->ctx->document;
+        e.eventdata = &me;
+        e.intval = 0;
+        eventdata->callback(&e, eventdata->userdata);
+    }
+    return TRUE;
+}
+
+void ui_drawingarea_mousehandler(UiObject *obj, UIWIDGET widget, ui_callback f, void *u) {
+    gtk_widget_set_events(widget, GDK_BUTTON_PRESS_MASK);
+    if(f) {
+        UiEventData *event = malloc(sizeof(UiEventData));
+        event->obj = obj;
+        event->callback = f;
+        event->userdata = u;
+        
+        g_signal_connect(G_OBJECT(widget),
+                "button-press-event",
+                G_CALLBACK(widget_button_pressed),
+                event);
+    } else {
+         // TODO: warning
+    }
+}
+
+
 // text layout
 UiTextLayout* ui_text(UiGraphics *g) {
     UiTextLayout *layout = malloc(sizeof(UiTextLayout));