From 234da146237e95c1a070412deeacedeaa8ad368b Mon Sep 17 00:00:00 2001
From: Angus Leeming <leeming@lyx.org>
Date: Tue, 9 Dec 2003 10:33:55 +0000
Subject: [PATCH] Qt 2.3.x should now compile happily, JMarc, and you'll still
 get a red label when you try and input an invalid LyXLength in the external
 dialog.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8215 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/frontends/qt2/ChangeLog        |  6 ++++++
 src/frontends/qt2/checkedwidgets.C | 19 +++++++++++++++----
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/src/frontends/qt2/ChangeLog b/src/frontends/qt2/ChangeLog
index ca3ea5b870..d9a81dc017 100644
--- a/src/frontends/qt2/ChangeLog
+++ b/src/frontends/qt2/ChangeLog
@@ -1,3 +1,9 @@
+2003-12-09  Angus Leeming  <leeming@lyx.org>
+
+	* checkedwidgets.C (setWarningColor): new function that should
+	work also with Qt 2.3.x.
+	(setWidget): call setWarningColor, not setPaletteForegroundColor.
+
 2003-12-08  Jean-Marc Lasgouttes  <lasgouttes@lyx.org>
 
 	* QExternal.C: add using directive
diff --git a/src/frontends/qt2/checkedwidgets.C b/src/frontends/qt2/checkedwidgets.C
index e01c54a2a8..5deef77b14 100644
--- a/src/frontends/qt2/checkedwidgets.C
+++ b/src/frontends/qt2/checkedwidgets.C
@@ -26,14 +26,25 @@ void addCheckedLineEdit(BCView & bcview,
 
 namespace {
 
-void setWidget(bool valid, QLineEdit * input, QLabel * label)
+void setWarningColor(QWidget * widget)
 {
-	QColor const red(255, 0, 0);
+	// Qt 2.3 does not have
+	// widget->setPaletteForegroundColor(QColor(255, 0, 0));
+	// So copy the appropriate parts of the function here:
+	QPalette pal = widget->palette();
+	pal.setColor(QPalette::Active,
+		     QColorGroup::Foreground,
+		     QColor(255, 0, 0));
+	widget->setPalette(pal);
+}
 
+	
+void setWidget(bool valid, QLineEdit * input, QLabel * label)
+{
 	if (valid)
 		input->unsetPalette();
 	else
-		input->setPaletteForegroundColor(red);
+		setWarningColor(input);
 	
 	if (!label)
 		return;
@@ -41,7 +52,7 @@ void setWidget(bool valid, QLineEdit * input, QLabel * label)
 	if (valid)
 		label->unsetPalette();
 	else
-		label->setPaletteForegroundColor(red);
+		setWarningColor(label);
 }
 
 } // namespace anon
-- 
2.39.2