From: Christian Pulvermacher <christian@christian-laptop.(none)>
Date: Wed, 13 Oct 2010 13:35:49 +0000 (+0200)
Subject: fix refresh issues
X-Git-Tag: 0.6~13
X-Git-Url: http://git.maemo.org/git/?p=presencevnc;a=commitdiff_plain;h=c13e92617469999f9b7a2d37c1bee4190f455584

fix refresh issues
---

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 7940a25..ddc67ac 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -69,6 +69,8 @@ MainWindow::MainWindow(QString url, int quality):
 	zoom_slider->setRange(0, 100);
 	connect(zoom_slider, SIGNAL(valueChanged(int)),
 		this, SLOT(setZoomLevel(int)));
+	connect(zoom_slider, SIGNAL(sliderReleased()),
+		this, SLOT(forceRepaint()));
 	zoom_slider->setValue(settings.value("zoomlevel", 95).toInt());
 	toolbar->addWidget(zoom_slider);
 
@@ -266,7 +268,13 @@ void MainWindow::statusChanged(RemoteView::RemoteStatus status)
 	old_status = status;
 }
 
-//resizes the widget to use available screen space
+void MainWindow::forceRepaint()
+{
+	if(vnc_view)
+		vnc_view->forceFullRepaint();
+}
+
+//updates available screen space for current zoom level
 //necessary when rotating, showing fullscreen, etc.
 void MainWindow::forceResize()
 {
@@ -362,9 +370,12 @@ void MainWindow::setZoomLevel(int level)
 	vnc_view->setZoomLevel(level);
 
 	int new_width = vnc_view->width();
-	center = center * (double(new_width)/old_width);
 
-	//scroll to center
-	scroll_area->ensureVisible(center.x(), center.y(),
-		scroll_area->width()/2, scroll_area->height()/2);
+	//scroll to center, if zoom level actually changed
+	if(new_width != old_width) {
+		center = center * (double(new_width)/old_width);
+		scroll_area->ensureVisible(center.x(), center.y(),
+			scroll_area->width()/2, scroll_area->height()/2);
+		vnc_view->update();
+	}
 }
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 24a508f..c53e2f3 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -49,6 +49,7 @@ public slots:
 	void showConnectDialog();
 	void connectToHost(QString url, int quality, int listen_port);
 	void disconnectFromHost();
+	void forceRepaint();
 	void forceResize();
 	void forceResizeDelayed();
 	void sendTab() { vnc_view->sendKey(Qt::Key_Tab); }
diff --git a/src/vncview.cpp b/src/vncview.cpp
index 1d4932e..c0f6f16 100644
--- a/src/vncview.cpp
+++ b/src/vncview.cpp
@@ -450,7 +450,7 @@ void VncView::paintEvent(QPaintEvent *event)
 void VncView::resizeEvent(QResizeEvent *event)
 {
     RemoteView::resizeEvent(event);
-    forceFullRepaint();
+    update();
 }
 
 bool VncView::event(QEvent *event)