fix crash due to invalidated iterator

[lyx.git] / src / frontends / screen.C

diff --git a/src/frontends/screen.C b/src/frontends/screen.C
index 6308730a2024b786afcee8824d1fa9721c2683fc..d7a1f34e55dad26386c26ecefe6c9f32f52c53dc 100644 (file)
--- a/src/frontends/screen.C
+++ b/src/frontends/screen.C
@@ -35,8 +35,6 @@
 #include "rowpainter.h"
 #include "version.h"
 
-#include "insets/updatableinset.h"
-
 #include "graphics/GraphicsImage.h"
 #include "graphics/GraphicsLoader.h"
 
@@ -147,16 +145,6 @@ void LyXScreen::checkAndGreyOut()
 
 void LyXScreen::showCursor(BufferView & bv)
 {
-       // You are not expected to understand this. This forces Qt
-       // (the problem case) to deal with its event queue. This is
-       // necessary when holding down a key such as 'page down' or
-       // just typing: without this processing of the event queue,
-       // the cursor gets ahead of itself without a selection or
-       // workarea redraw having a chance to keep up. If you think
-       // you can remove this, try selecting text with the mouse
-       // in Qt, or holding Page Down on the User's Guide.
-       lyx_gui::sync_events();
-
        if (cursor_visible_)
                return;
 
@@ -219,17 +207,21 @@ void LyXScreen::toggleCursor(BufferView & bv)
 }
 
 
+void LyXScreen::prepareCursor()
+{
+       cursor_visible_ = false;
+}
+
+
 void LyXScreen::redraw(BufferView & bv, ViewMetricsInfo const & vi)
 {
        greyed_out_ = false;
        workarea().getPainter().start();
-       hideCursor();
        paintText(bv, vi);
        lyxerr[Debug::DEBUG] << "Redraw screen" << endl;
        expose(0, 0, workarea().workWidth(), workarea().workHeight());
        workarea().getPainter().end();
        theCoords.doneUpdating();
-       showCursor(bv);
 }