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Viewports: Fixed moving accross monitors when io.ConfigWindowsMoveFromTitleBarOnly is set. (#7299, #3071)

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ocornut 2024-02-09 15:40:14 +01:00
parent 59c8db69eb
commit 30ba3c347c
3 changed files with 23 additions and 4 deletions
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25
imgui.cpp
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@ -7172,10 +7172,19 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
}
else if (window->ViewportOwned && g.PlatformIO.Monitors.Size > 0)
{
// Lost windows (e.g. a monitor disconnected) will naturally moved to the fallback/dummy monitor aka the main viewport.
const ImGuiPlatformMonitor* monitor = GetViewportPlatformMonitor(window->Viewport);
visibility_rect.Min = monitor->WorkPos + visibility_padding;
visibility_rect.Max = monitor->WorkPos + monitor->WorkSize - visibility_padding;
if (g.MovingWindow != NULL && window->RootWindowDockTree == g.MovingWindow->RootWindowDockTree)
{
// While moving windows we allow them to straddle monitors (#7299, #3071)
visibility_rect = g.PlatformMonitorsFullWorkRect;
}
else
{
// When not moving ensure visible in its monitor
// Lost windows (e.g. a monitor disconnected) will naturally moved to the fallback/dummy monitor aka the main viewport.
const ImGuiPlatformMonitor* monitor = GetViewportPlatformMonitor(window->Viewport);
visibility_rect = ImRect(monitor->WorkPos, monitor->WorkPos + monitor->WorkSize);
}
visibility_rect.Expand(-visibility_padding);
ClampWindowPos(window, visibility_rect);
}
}
@ -14818,6 +14827,7 @@ static void ImGui::UpdateViewportsNewFrame()
}
// Update fallback monitor
g.PlatformMonitorsFullWorkRect = ImRect(+FLT_MAX, +FLT_MAX, -FLT_MAX, -FLT_MAX);
if (g.PlatformIO.Monitors.Size == 0)
{
ImGuiPlatformMonitor* monitor = &g.FallbackMonitor;
@ -14826,6 +14836,13 @@ static void ImGui::UpdateViewportsNewFrame()
monitor->WorkPos = main_viewport->WorkPos;
monitor->WorkSize = main_viewport->WorkSize;
monitor->DpiScale = main_viewport->DpiScale;
g.PlatformMonitorsFullWorkRect.Add(monitor->WorkPos);
g.PlatformMonitorsFullWorkRect.Add(monitor->WorkPos + monitor->WorkSize);
}
for (ImGuiPlatformMonitor& monitor : g.PlatformIO.Monitors)
{
g.PlatformMonitorsFullWorkRect.Add(monitor.WorkPos);
g.PlatformMonitorsFullWorkRect.Add(monitor.WorkPos + monitor.WorkSize);
}
if (!viewports_enabled)