X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=src%2Futil%2Farea.h;h=da437aa7118c6cea0da3e7c6aa9d47c4e2f303bf;hb=87acd48b92031b378887ea8b7ea9fa54aea8fa25;hp=16465b29daeb1d7d5e0f79051842e82b4cac39b8;hpb=928fc258ac46f2cc098f714921c028351b07ec31;p=chaz%2Ftint2

diff --git a/src/util/area.h b/src/util/area.h
index 16465b2..da437aa 100644
--- a/src/util/area.h
+++ b/src/util/area.h
@@ -82,23 +82,34 @@ typedef struct {
 
 	// each object can overwrite following function
 	void (*_draw_foreground)(void *obj, cairo_t *c);
-	// calculate size. return '1' if size changed, '0' otherwise.
+	// update area's content and update size (width/heith). 
+	// return '1' if size changed, '0' otherwise.
 	int (*_resize)(void *obj);
-	void (*_add_child)(void *obj);
-	int (*_remove_child)(void *obj);
+	// after pos/size changed, the rendering engine will call _on_change_layout(Area*)
+	int on_changed;
+	void (*_on_change_layout)(void *obj);
 	const char* (*_get_tooltip_text)(void *obj);
 } Area;
 
+// on startup, initialize fixed pos/size
+void init_rendering(void *obj, int pos);
 
-void rendering(void *panel);
+void rendering(void *obj);
 void size_by_content (Area *a);
 void size_by_layout (Area *a, int pos, int level);
 // draw background and foreground
 void refresh (Area *a);
  
+// generic resize for SIZE_BY_LAYOUT objects
+int resize_by_layout(void *obj, int maximum_size);
+
 // set 'redraw' on an area and childs
 void set_redraw (Area *a);
 
+// hide/unhide area
+void hide(Area *a);
+void show(Area *a);
+
 // draw pixmap
 void draw (Area *a);
 void draw_background (Area *a, cairo_t *c);