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Fix Qt crash

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6292 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Angus Leeming 2003-02-27 09:39:24 +00:00
parent a68561ced7
commit 86154691fc
2 changed files with 10 additions and 3 deletions
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5
src/frontends/ChangeLog
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@ -1,3 +1,8 @@
2003-02-27 Angus Leeming <leeming@lyx.org>
* screen.C (redraw, greyOut): ensure that the painter is started
before attempting to paint.
2003-02-26 John Levon <levon@movementarian.org>
* screen.C: use RowPainter

8
src/frontends/screen.C
View File

@ -111,7 +111,7 @@ SplashScreen::SplashScreen()
LyXScreen::LyXScreen()
: cursor_visible_(false), force_clear_(true), greyed_out_(false)
: cursor_visible_(false), force_clear_(true), greyed_out_(true)
{
// Start loading the pixmap as soon as possible
if (lyxrc.show_banner) {
@ -361,13 +361,13 @@ void LyXScreen::redraw(LyXText * text, BufferView * bv)
{
greyed_out_ = !text;
workarea().getPainter().start();
if (greyed_out_) {
greyOut();
return;
}
workarea().getPainter().start();
drawFromTo(text, bv, 0, workarea().workHeight(), 0, 0, text == bv->text);
expose(0, 0, workarea().workWidth(), workarea().workHeight());
@ -385,6 +385,8 @@ void LyXScreen::greyOut()
if (!greyed_out_)
return;
workarea().getPainter().start();
workarea().getPainter().fillRectangle(0, 0,
workarea().workWidth(),
workarea().workHeight(),