commit 97087a79beff4fc9f347ceacd8e39c59bbba3827
Author: Pavel Sanda <[email protected]>
Date: Tue Jan 21 20:43:46 2025 +0100
Amend 4560cfd012.
Fix regression on linux + qt 5(.15.8) where math toolbar symbol
lines are invisible again. See also #13143.
---
src/frontends/qt/GuiApplication.cpp | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/frontends/qt/GuiApplication.cpp
b/src/frontends/qt/GuiApplication.cpp
index 3a835e9024..dd44941556 100644
--- a/src/frontends/qt/GuiApplication.cpp
+++ b/src/frontends/qt/GuiApplication.cpp
@@ -646,7 +646,12 @@ QPixmap prepareForDarkMode(QPixmap pixmap)
// create a layer with black text turned to QPalette::WindowText
QPixmap black_overlay(pixmap.size());
+#if QT_VERSION >= QT_VERSION_CHECK(6, 8, 0)
QColor text_color =
theGuiApp()->style()->standardPalette().color(QPalette::Active,
QPalette::WindowText);
+#else
+ QPalette palette = QPalette();
+ QColor text_color = palette.color(QPalette::Active,
QPalette::WindowText);
+#endif
black_overlay.fill(text_color);
black_overlay.setMask(pixmap.createMaskFromColor(Qt::black,
Qt::MaskOutColor));
--
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