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Viewports: (breaking) removed ImGuiPlatformIO::MainViewport which is now pretty much unused and duplicate (and misleading as we will evolve the concept)

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Use GetMainViewport() if stuck.
This commit is contained in:
ocornut
2021-02-05 16:00:17 +01:00
parent 22d9a61b33
commit fa55b0cb60
4 changed files with 14 additions and 12 deletions
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10
imgui.cpp
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@ -4220,7 +4220,6 @@ void ImGui::Initialize(ImGuiContext* context)
viewport->Idx = 0;
viewport->PlatformWindowCreated = true;
g.Viewports.push_back(viewport);
g.PlatformIO.MainViewport = g.Viewports[0]; // Make it accessible in public-facing GetPlatformIO() immediately (before the first call to EndFrame)
g.PlatformIO.Viewports.push_back(g.Viewports[0]);
// Extensions
@ -6413,7 +6412,8 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
if (window->Viewport->PlatformMonitor == -1)
{
// Fallback for "lost" window (e.g. a monitor disconnected): we move the window back over the main viewport
SetWindowPos(window, g.Viewports[0]->Pos + style.DisplayWindowPadding, ImGuiCond_Always);
ImGuiViewport* main_viewport = GetMainViewport();
SetWindowPos(window, main_viewport->Pos + style.DisplayWindowPadding, ImGuiCond_Always);
}
else
{
@ -11260,13 +11260,14 @@ static bool ImGui::UpdateTryMergeWindowIntoHostViewport(ImGuiWindow* window, ImG
return true;
}
// FIXME: handle 0 to N host viewports
static bool ImGui::UpdateTryMergeWindowIntoHostViewports(ImGuiWindow* window)
{
ImGuiContext& g = *GImGui;
return UpdateTryMergeWindowIntoHostViewport(window, g.Viewports[0]);
}
// Translate imgui windows when a Host Viewport has been moved
// Translate Dear ImGui windows when a Host Viewport has been moved
// (This additionally keeps windows at the same place when ImGuiConfigFlags_ViewportsEnable is toggled!)
void ImGui::TranslateWindowsInViewport(ImGuiViewportP* viewport, const ImVec2& old_pos, const ImVec2& new_pos)
{
@ -11502,7 +11503,6 @@ static void ImGui::UpdateViewportsNewFrame()
static void ImGui::UpdateViewportsEndFrame()
{
ImGuiContext& g = *GImGui;
g.PlatformIO.MainViewport = g.Viewports[0];
g.PlatformIO.Viewports.resize(0);
for (int i = 0; i < g.Viewports.Size; i++)
{
@ -11589,7 +11589,7 @@ static void ImGui::UpdateSelectWindowViewport(ImGuiWindow* window)
window->ViewportAllowPlatformMonitorExtend = -1;
// Restore main viewport if multi-viewport is not supported by the backend
ImGuiViewportP* main_viewport = g.Viewports[0];
ImGuiViewportP* main_viewport = (ImGuiViewportP*)GetMainViewport();
if (!(g.ConfigFlagsCurrFrame & ImGuiConfigFlags_ViewportsEnable))
{
SetWindowViewport(window, main_viewport);