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Gui: [skip ci] make parameter to control High DPI scaling available for all platforms

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This commit is contained in:
wmayer
2020-12-02 22:38:04 +01:00
parent e0dbca653e
commit 53eb15fe50
1 changed files with 8 additions and 5 deletions
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13
src/Gui/Application.cpp
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@@ -1901,18 +1901,21 @@ void Application::runApplication(void)
#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
QCoreApplication::setAttribute(Qt::AA_UseDesktopOpenGL);
#endif
#if QT_VERSION >= 0x050600
//Enable automatic scaling based on pixel density of display (added in Qt 5.6)
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
#ifdef FC_OS_WIN32
// Automatic scaling for legacy apps (disable once all parts of GUI are aware of HiDpi)
#if QT_VERSION >= 0x050600
ParameterGrp::handle hDPI = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/HighDPI");
bool disableDpiScaling = hDPI->GetBool("DisableDpiScaling", false);
if (disableDpiScaling) {
#ifdef FC_OS_WIN32
SetProcessDPIAware(); // call before the main event loop
#endif
QApplication::setAttribute(Qt::AA_DisableHighDpiScaling);
}
#endif
else {
// Enable automatic scaling based on pixel density of display (added in Qt 5.6)
QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
}
#endif // QT_VERSION >= 0x050600
#if QT_VERSION >= 0x050100