From 6705b6f96ea4255f6bd69a039562ed603a83a83e Mon Sep 17 00:00:00 2001
From: Brecht Van Lommel <brechtvanlommel@pandora.be>
Date: Sun, 29 Mar 2009 19:44:39 +0000
Subject: UI: * Added a PanelType and HeaderType for registering panels   and
 headers in regions. When the region draws, it will   then automatically draw
 the ones that were registerd with   poll and draw callbacks.

  Used for text header, properties and object buttons now.
---
 source/blender/blenkernel/BKE_screen.h | 41 ++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

(limited to 'source/blender/blenkernel/BKE_screen.h')

diff --git a/source/blender/blenkernel/BKE_screen.h b/source/blender/blenkernel/BKE_screen.h
index dc1233e7db3..a25a7cff51d 100644
--- a/source/blender/blenkernel/BKE_screen.h
+++ b/source/blender/blenkernel/BKE_screen.h
@@ -36,11 +36,14 @@ struct bContext;
 struct bContextDataResult;
 struct bScreen;
 struct ListBase;
+struct Panel;
 struct ScrArea;
 struct SpaceType;
 struct wmNotifier;
 struct wmWindow;
 struct wmWindowManager;
+struct uiLayout;
+struct uiMenuItem;
 
 /* spacetype has everything stored to get an editor working, it gets initialized via 
    ED_spacetypes_init() in editors/area/spacetypes.c   */
@@ -122,12 +125,50 @@ typedef struct ARegionType {
 	/* custom drawing callbacks */
 	ListBase	drawcalls;
 
+	/* panels type definitions */
+	ListBase paneltypes;
+
+	/* header type definitions */
+	ListBase headertypes;
+
 	/* hardcoded constraints, smaller than these values region is not visible */
 	int			minsizex, minsizey;
 	/* default keymaps to add */
 	int			keymapflag;
 } ARegionType;
 
+/* panel types */
+
+typedef struct PanelType {
+	struct PanelType *next, *prev;
+	
+	char		*idname;	/* unique name */
+	char		*name;		/* for panel header */
+	char		*context;	/* for buttons window */
+
+	/* verify if the panel should draw or not */
+	int			(*poll)(const struct bContext *);
+	/* draw entirely, view changes should be handled here */
+	void		(*draw)(const struct bContext *, struct Panel *);	
+
+	/* python integration */
+	void		*py_data;
+} PanelType;
+
+/* header types */
+
+typedef struct HeaderType {
+	struct HeaderType *next, *prev;
+
+	char		*idname;	/* unique name */
+	char		*name;		/* for UI */
+
+	/* draw entirely, view changes should be handled here */
+	void		(*draw)(const struct bContext *, struct uiLayout *);	
+
+	/* python integration */
+	void		*py_data;
+} HeaderType;
 
 /* spacetypes */
 struct SpaceType *BKE_spacetype_from_id(int spaceid);
-- 
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