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tdesktop
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Don't mess GTK scale factor with other scaling settings 

Have this order for scaling settings:
1. devicePixelRatio
2. GTK
3. DPI
This commit is contained in:
Ilya Fedin 2021-01-23 21:07:32 +04:00 committed by John Preston
parent 3793f7c3c9
commit 8ed56bb4e4
1 changed files with 6 additions and 11 deletions
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17
Telegram/SourceFiles/platform/linux/linux_gtk_integration.cpp
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@ -9,7 +9,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "platform/linux/linux_gtk_integration_p.h"
#include "base/platform/base_platform_info.h"
#include "platform/linux/linux_desktop_environment.h"
#include "platform/linux/linux_xlib_helper.h"
#include "platform/linux/linux_gdk_helper.h"
#include "platform/linux/linux_gtk_file_dialog.h"
@ -211,22 +210,18 @@ bool CursorSizeShouldBeSet() {
void SetScaleFactor() {
Core::Sandbox::Instance().customEnterFromEventLoop([] {
const auto integration = GtkIntegration::Instance();
if (!integration || !DesktopEnvironment::IsGtkBased()) {
const auto ratio = Core::Sandbox::Instance().devicePixelRatio();
if (!integration || ratio > 1.) {
return;
}
const auto scaleFactor = integration->scaleFactor();
if (!scaleFactor.has_value()) {
const auto scaleFactor = integration->scaleFactor().value_or(1);
if (scaleFactor == 1) {
return;
}
LOG(("GTK scale factor: %1").arg(*scaleFactor));
const int scale = *scaleFactor
* 100
/ Core::Sandbox::Instance().devicePixelRatio();
cSetScreenScale(std::clamp(scale, 100, 300));
LOG(("GTK scale factor: %1").arg(scaleFactor));
cSetScreenScale(std::clamp(scaleFactor * 100, 100, 300));
});
}