From 5318daf25a865fe6d4d8b51ede4b436e25e116e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20Minisini?= <gambas@users.sourceforge.net>
Date: Thu, 3 Jul 2014 08:32:07 +0000
Subject: [PATCH] [GB.SDL] * NEW: Window.Grabbed is a new property that allows
 to grab the input and   confine the mouse to the window.

git-svn-id: svn://localhost/gambas/trunk@6359 867c0c6c-44f3-4631-809d-bfa615b0a4ec
---
 gb.sdl/src/Cwindow.cpp   | 10 ++++++++++
 gb.sdl/src/SDLwindow.cpp | 10 ++++++++++
 gb.sdl/src/SDLwindow.h   |  3 +++
 3 files changed, 23 insertions(+)

diff --git a/gb.sdl/src/Cwindow.cpp b/gb.sdl/src/Cwindow.cpp
index 5caf76c52..d038335e6 100644
--- a/gb.sdl/src/Cwindow.cpp
+++ b/gb.sdl/src/Cwindow.cpp
@@ -215,6 +215,15 @@ BEGIN_PROPERTY(CWINDOW_id)
 
 END_PROPERTY
 
+BEGIN_PROPERTY(Window_Grabbed)
+
+	if (READ_PROPERTY)
+		GB.ReturnBoolean(WINDOWID->IsInputGrabbed());
+	else
+		WINDOWID->GrabInput(VPROP(GB_BOOLEAN));
+
+END_PROPERTY
+
 /***************************************************************************/
 
 GB_DESC CWindow[] =
@@ -246,6 +255,7 @@ GB_DESC CWindow[] =
   GB_PROPERTY_READ("Handle", "i", CWINDOW_id),
   GB_PROPERTY_READ("Id", "i", CWINDOW_id),
   GB_PROPERTY_READ("Shown", "b", CWINDOW_shown),
+  GB_PROPERTY("Grabbed", "b", Window_Grabbed),
 
   GB_EVENT("Close", "b", NULL, &EVENT_Close),
   GB_EVENT("Resize", NULL, NULL, &EVENT_Resize),
diff --git a/gb.sdl/src/SDLwindow.cpp b/gb.sdl/src/SDLwindow.cpp
index 942cdd1c1..d44ff363c 100644
--- a/gb.sdl/src/SDLwindow.cpp
+++ b/gb.sdl/src/SDLwindow.cpp
@@ -98,6 +98,7 @@ void SDLwindow::Close()
 	if (!hSurface)
 		return;
 
+	GrabInput(false);
 	SDLcore::RegisterWindow(NULL);
 	hSurface = NULL;
 }
@@ -256,3 +257,12 @@ bool SDLwindow::IsShown()
 		return (false);
 }
 
+void SDLwindow::GrabInput(bool grab)
+{
+	SDL_WM_GrabInput(grab ? SDL_GRAB_ON : SDL_GRAB_OFF);
+}
+
+bool SDLwindow::IsInputGrabbed(void) const
+{
+	return SDL_WM_GrabInput(SDL_GRAB_QUERY) == SDL_GRAB_ON;
+}
diff --git a/gb.sdl/src/SDLwindow.h b/gb.sdl/src/SDLwindow.h
index 1f78154c6..8c87b92bb 100644
--- a/gb.sdl/src/SDLwindow.h
+++ b/gb.sdl/src/SDLwindow.h
@@ -66,6 +66,9 @@ public:
 	bool IsResizable(void ) { return (hResizable); };
 	bool IsShown(void );
 
+	void GrabInput(bool grab);
+	bool IsInputGrabbed(void) const;
+
 	// events :)
 	virtual void Quit(void ) = 0;
 	virtual void Resize(void ) = 0;