From 0be40737081110238f326e3644287b3dca18a824 Mon Sep 17 00:00:00 2001
From: Girish Ramakrishnan <girish.1.ramakrishnan@nokia.com>
Date: Fri, 6 Jul 2012 04:14:37 +0530
Subject: linuxfb: remove mScreens from QFbWindow

A QWindow can only be in one QScreen, so it makes no sense to track
a list of screens.

Change-Id: I341a67afa90c7fbbbd95786b43d0a322fc1ddba2
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
Reviewed-by: Thomas Senyk <thomas.senyk@nokia.com>
Reviewed-by: Girish Ramakrishnan <girish.1.ramakrishnan@nokia.com>
---
 src/platformsupport/fbconvenience/qfbwindow.cpp | 93 +++++++++----------------
 1 file changed, 31 insertions(+), 62 deletions(-)

(limited to 'src/platformsupport/fbconvenience/qfbwindow.cpp')

diff --git a/src/platformsupport/fbconvenience/qfbwindow.cpp b/src/platformsupport/fbconvenience/qfbwindow.cpp
index f83f084363..da7c881d94 100644
--- a/src/platformsupport/fbconvenience/qfbwindow.cpp
+++ b/src/platformsupport/fbconvenience/qfbwindow.cpp
@@ -42,21 +42,34 @@
 #include "qfbwindow_p.h"
 #include "qfbscreen_p.h"
 
+#include <QtGui/QScreen>
+
 QT_BEGIN_NAMESPACE
 
+QFbWindow::QFbWindow(QWindow *window)
+    : QPlatformWindow(window), mBackingStore(0), visibleFlag(false)
+{
+    static QAtomicInt winIdGenerator(1);
+    windowId = winIdGenerator.fetchAndAddRelaxed(1);
+}
+
+QFbWindow::~QFbWindow()
+{
+    platformScreen()->removeWindow(this);
+}
+
+QFbScreen *QFbWindow::platformScreen() const
+{
+    return static_cast<QFbScreen *>(window()->screen()->handle());
+}
+
 void QFbWindow::setGeometry(const QRect &rect)
 {
-// store previous geometry for screen update
+    // store previous geometry for screen update
     oldGeometry = geometry();
 
-
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->invalidateRectCache();
-        ++i;
-    }
-//###    QWindowSystemInterface::handleGeometryChange(window(), rect);
+    platformScreen()->invalidateRectCache();
+    //### QWindowSystemInterface::handleGeometryChange(window(), rect);
 
     QPlatformWindow::setGeometry(rect);
 }
@@ -64,24 +77,14 @@ void QFbWindow::setGeometry(const QRect &rect)
 void QFbWindow::setVisible(bool visible)
 {
     visibleFlag = visible;
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->invalidateRectCache();
-        (*i)->setDirty(geometry());
-        ++i;
-    }
+    platformScreen()->invalidateRectCache();
+    platformScreen()->setDirty(geometry());
 }
 
 Qt::WindowFlags QFbWindow::setWindowFlags(Qt::WindowFlags type)
 {
     flags = type;
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->invalidateRectCache();
-        ++i;
-    }
+    platformScreen()->invalidateRectCache();
     return flags;
 }
 
@@ -90,41 +93,14 @@ Qt::WindowFlags QFbWindow::windowFlags() const
     return flags;
 }
 
-QFbWindow::QFbWindow(QWindow *window)
-    : QPlatformWindow(window), mBackingStore(0), visibleFlag(false)
-{
-    static QAtomicInt winIdGenerator(1);
-    windowId = winIdGenerator.fetchAndAddRelaxed(1);
-}
-
-QFbWindow::~QFbWindow()
-{
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->removeWindow(this);
-        ++i;
-    }
-}
-
 void QFbWindow::raise()
 {
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->raise(this);
-        ++i;
-    }
+    platformScreen()->raise(this);
 }
 
 void QFbWindow::lower()
 {
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
-    while (i != end) {
-        (*i)->lower(this);
-        ++i;
-    }
+    platformScreen()->lower(this);
 }
 
 void QFbWindow::repaint(const QRegion &region)
@@ -136,20 +112,13 @@ void QFbWindow::repaint(const QRegion &region)
                       currentGeometry.top() + dirtyClient.top(),
                       dirtyClient.width(),
                       dirtyClient.height());
-    QList<QFbScreen *>::const_iterator i = mScreens.constBegin();
-    QList<QFbScreen *>::const_iterator end = mScreens.constEnd();
     QRect oldGeometryLocal = oldGeometry;
     oldGeometry = currentGeometry;
-    while (i != end) {
-        // If this is a move, redraw the previous location
-        if (oldGeometryLocal != currentGeometry) {
-            (*i)->setDirty(oldGeometryLocal);
-        }
-        (*i)->setDirty(dirtyRegion);
-        ++i;
-    }
+    // If this is a move, redraw the previous location
+    if (oldGeometryLocal != currentGeometry)
+        platformScreen()->setDirty(oldGeometryLocal);
+    platformScreen()->setDirty(dirtyRegion);
 }
 
-
 QT_END_NAMESPACE
 
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