From 072097cd06e5690cd11e1ab7884ec1b7ee235c43 Mon Sep 17 00:00:00 2001
From: Michael Liebmann <tuxcode.bbg@gmail.com>
Date: Fri, 17 May 2013 19:42:50 +0200
Subject: [PATCH] * Fix CComponents::getScreen()/hide() &
 CComponentsItem::hideCCItem()

- Use CFrameBuffer::waitForIdle() to ensure that all GXA commands
  are finished before SaveScreen() / RestoreScreen() is executed
---
 src/gui/components/cc_base.cpp | 2 ++
 src/gui/components/cc_item.cpp | 1 +
 2 files changed, 3 insertions(+)

diff --git a/src/gui/components/cc_base.cpp b/src/gui/components/cc_base.cpp
index 70bfb3b44..8e0d7a5da 100644
--- a/src/gui/components/cc_base.cpp
+++ b/src/gui/components/cc_base.cpp
@@ -145,6 +145,7 @@ void CComponents::paintFbItems(bool do_save_bg)
 inline fb_pixel_t* CComponents::getScreen(int ax, int ay, int dx, int dy)
 {
 	fb_pixel_t* pixbuf = new fb_pixel_t[dx * dy];
+	frameBuffer->waitForIdle("CComponents::getScreen()");
 	frameBuffer->SaveScreen(ax, ay, dx, dy, pixbuf);
 	return pixbuf;
 }
@@ -154,6 +155,7 @@ inline void CComponents::hide()
 {
 	for(size_t i =0; i< v_fbdata.size() ;i++) {
 		if (v_fbdata[i].pixbuf != NULL){
+			frameBuffer->waitForIdle("CComponents::hide()");
 			frameBuffer->RestoreScreen(v_fbdata[i].x, v_fbdata[i].y, v_fbdata[i].dx, v_fbdata[i].dy, v_fbdata[i].pixbuf);
 			delete[] v_fbdata[i].pixbuf;
 			v_fbdata[i].pixbuf = NULL;
diff --git a/src/gui/components/cc_item.cpp b/src/gui/components/cc_item.cpp
index 0e9985814..8da3b5ac2 100644
--- a/src/gui/components/cc_item.cpp
+++ b/src/gui/components/cc_item.cpp
@@ -112,6 +112,7 @@ void CComponentsItem::hideCCItem(bool no_restore)
 	is_painted = false;
 
 	if (saved_screen.pixbuf) {
+		frameBuffer->waitForIdle("CComponentsItem::hideCCItem()");
 		frameBuffer->RestoreScreen(saved_screen.x, saved_screen.y, saved_screen.dx, saved_screen.dy, saved_screen.pixbuf);
 		if (no_restore) {
 			delete[] saved_screen.pixbuf;