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Fix centered window and message box locations on Linux

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This commit is contained in:
Ari Vuollet
2023-01-28 19:43:11 +02:00
parent c1e0d70646
commit 4d9ffdb025
2 changed files with 25 additions and 10 deletions
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7
Source/Engine/Platform/Linux/LinuxPlatform.cpp
View File

@@ -431,8 +431,11 @@ static int X11_MessageBoxCreateWindow(MessageBoxData* data)
}
else
{
x = (X11_DisplayWidth(display, data->screen) - data->dialog_width) / 2;
y = (X11_DisplayHeight(display, data->screen) - data->dialog_height) / 3;
int screenCount;
X11::XineramaScreenInfo* xsi = X11::XineramaQueryScreens(xDisplay, &screenCount);
ASSERT(data->screen < screenCount);
x = (float)xsi[data->screen].x_org + ((float)xsi[data->screen].width - data->dialog_width) / 2;
y = (float)xsi[data->screen].y_org + ((float)xsi[data->screen].height - data->dialog_height) / 2;
}
X11::XMoveWindow(display, data->window, x, y);

28
Source/Engine/Platform/Linux/LinuxWindow.cpp
View File

@@ -47,6 +47,11 @@ static X11::Time MouseLastButtonPressTime = 0;
LinuxWindow::LinuxWindow(const CreateWindowSettings& settings)
: WindowBase(settings)
{
auto display = (X11::Display*)LinuxPlatform::GetXDisplay();
if (!display)
return;
auto screen = XDefaultScreen(display);
// Cache data
int32 width = Math::TruncToInt(settings.Size.X);
int32 height = Math::TruncToInt(settings.Size.Y);
@@ -64,9 +69,21 @@ LinuxWindow::LinuxWindow(const CreateWindowSettings& settings)
break;
case WindowStartPosition::CenterScreen:
{
Float2 desktopSize = Platform::GetDesktopSize();
x = Math::TruncToInt((desktopSize.X - _clientSize.X) * 0.5f);
y = Math::TruncToInt((desktopSize.Y - _clientSize.Y) * 0.5f);
Rectangle desktopBounds;
int event, err;
const bool ok = X11::XineramaQueryExtension(display, &event, &err);
if (X11::XineramaQueryExtension(display, &event, &err))
{
int count;
X11::XineramaScreenInfo* xsi = X11::XineramaQueryScreens(display, &count);
ASSERT(screen < count);
desktopBounds = Rectangle(Float2((float)xsi[screen].x_org, (float)xsi[screen].y_org), Float2((float)xsi[screen].width, (float)xsi[screen].height));
X11::XFree(xsi);
}
else
desktopBounds = Rectangle(Float2::Zero, Platform::GetDesktopSize());
x = Math::TruncToInt(desktopBounds.Location.X + (desktopBounds.Size.X - _clientSize.X) * 0.5f);
y = Math::TruncToInt(desktopBounds.Location.Y + (desktopBounds.Size.Y - _clientSize.Y) * 0.5f);
}
break;
case WindowStartPosition::Manual:
@@ -76,11 +93,6 @@ LinuxWindow::LinuxWindow(const CreateWindowSettings& settings)
}
_resizeDisabled = !settings.HasSizingFrame;
auto display = (X11::Display*)LinuxPlatform::GetXDisplay();
if (!display)
return;
auto screen = XDefaultScreen(display);
auto rootWindow = XRootWindow(display, screen);
long visualMask = VisualScreenMask;