From ffcc37a0aac307a6b91c9f41c36d3452d7dcc483 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Sat, 14 Apr 2007 18:11:42 +0000
Subject: [PATCH] * Added and implemented B_INVALIDATE as available on Dano; to
 invalidate only a certain   part of the view, you can add a BRect "be:area"
 to that message - very handy. * Cleaned up AppDefs.h a bit.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20683 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 headers/os/app/AppDefs.h      | 29 ++++++++---------------------
 src/kits/interface/Window.cpp | 13 +++++++++++++
 2 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/headers/os/app/AppDefs.h b/headers/os/app/AppDefs.h
index 4066f0eb24..a7aa0330f8 100644
--- a/headers/os/app/AppDefs.h
+++ b/headers/os/app/AppDefs.h
@@ -1,29 +1,16 @@
 /*
- * Copyright 2001-2002, Haiku Inc. All Rights Reserved.
+ * Copyright 2001-2007, Haiku Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
  *      Erik Jaesler (erik@cgsoftware.com)
  */
-
 #ifndef _APP_DEFS_H
 #define _APP_DEFS_H
 
-// Standard Includes -----------------------------------------------------------
 
-// System Includes -------------------------------------------------------------
 #include <BeBuild.h>
 
-// Project Includes ------------------------------------------------------------
-
-// Local Includes --------------------------------------------------------------
-
-// Local Defines ---------------------------------------------------------------
-
-// Globals ---------------------------------------------------------------------
-
-
-// Global Cursors --------------------------------------------------------------
 
 // Old-style cursors
 extern const unsigned char B_HAND_CURSOR[];
@@ -36,8 +23,8 @@ extern const BCursor *B_CURSOR_SYSTEM_DEFAULT;
 extern const BCursor *B_CURSOR_I_BEAM;
 #endif
 
-// System Message Codes --------------------------------------------------------
 
+// System Message Codes
 enum {
 	B_ABOUT_REQUESTED			= '_ABR',
 	B_WINDOW_ACTIVATED			= '_ACT',
@@ -46,6 +33,7 @@ enum {
 	B_QUIT_REQUESTED 			= '_QRQ',
 	B_CLOSE_REQUESTED 			= '_QRQ',	// Obsolete; use B_QUIT_REQUESTED
 	B_CANCEL					= '_CNC',
+	B_INVALIDATE				= '_IVL',
 	B_KEY_DOWN 					= '_KYD',
 	B_KEY_UP 					= '_KYU',
 	B_UNMAPPED_KEY_DOWN 		= '_UKD',
@@ -76,8 +64,10 @@ enum {
 	B_WORKSPACES_CHANGED		= '_WCG',
 	B_WORKSPACE_ACTIVATED		= '_WAC',
 	B_ZOOM						= '_WZM',
-	_COLORS_UPDATED				= '_CLU',	// Currently internal-use only. Later, public as B_COLORS_UPDATED
-	_FONTS_UPDATED				= '_FNU',	// Currently internal-use only. Later, public as B_FONTS_UPDATED
+	_COLORS_UPDATED				= '_CLU',
+		// Currently internal-use only. Later, public as B_COLORS_UPDATED
+	_FONTS_UPDATED				= '_FNU',
+		// Currently internal-use only. Later, public as B_FONTS_UPDATED
 	_APP_MENU_					= '_AMN',
 	_BROWSER_MENUS_				= '_BRM',
 	_MENU_EVENT_ 				= '_MEV',
@@ -99,8 +89,7 @@ enum {
 };
 
 
-// Other Commands --------------------------------------------------------------
-
+// Other Commands
 enum {
 	B_SET_PROPERTY				= 'PSET',
 	B_GET_PROPERTY				= 'PGET',
@@ -142,7 +131,5 @@ enum {
 
 	// Media Kit reserves all reserved codes starting in 'TRI'
 };
-//------------------------------------------------------------------------------
 
 #endif	// _APP_DEFS_H
-
diff --git a/src/kits/interface/Window.cpp b/src/kits/interface/Window.cpp
index 6dce22aedc..ab1dc0febc 100644
--- a/src/kits/interface/Window.cpp
+++ b/src/kits/interface/Window.cpp
@@ -962,6 +962,19 @@ FrameMoved(origin);
 				target->MessageReceived(msg);
 			break;
 
+		case B_INVALIDATE:
+		{
+			if (BView* view = dynamic_cast<BView*>(target)) {
+				BRect rect;
+				if (msg->FindRect("be:area", &rect) == B_OK)
+					view->Invalidate(rect);
+				else
+					view->Invalidate();
+			} else
+				target->MessageReceived(msg);
+			break;
+		}
+
 		case B_KEY_DOWN:
 		{
 			if (!_HandleKeyDown(msg)) {