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Viewport: Fix for minimization of individual viewports (the current back-end forcing a parent/child relationship between secondary viewports and the main viewport have hidden this issue). Follows d8ab2c1ac.

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This commit is contained in:
omar 2019-01-03 20:43:28 +01:00
parent 05bc323be0
commit 606175b98f
2 changed files with 17 additions and 5 deletions
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20
imgui.cpp
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@ -5169,7 +5169,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
else if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !window_is_child_tooltip)
window->Pos = FindBestWindowPosForPopup(window);
if (window->ViewportAllowPlatformMonitorExtend >= 0 && !window->ViewportOwned)
if (window->ViewportAllowPlatformMonitorExtend >= 0 && !window->ViewportOwned && !window->Viewport->PlatformWindowMinimized)
if (!window->Viewport->GetRect().Contains(window->Rect()))
{
// Late create viewport, based on the assumption that with our calculations, the DPI will be known ahead (same as the DPI of the selection done in UpdateSelectWindowViewport)
@ -7419,13 +7419,25 @@ static void ImGui::UpdateViewportsNewFrame()
ImGuiContext& g = *GImGui;
IM_ASSERT(g.PlatformIO.Viewports.Size <= g.Viewports.Size);
// Update Minimized status (we need it first in order to decide if we'll apply Pos/Size of the main viewport)
for (int n = 0; n < g.Viewports.Size; n++)
{
ImGuiViewportP* viewport = g.Viewports[n];
const bool platform_funcs_available = (n == 0 || viewport->PlatformWindowCreated);
if ((g.ConfigFlagsForFrame & ImGuiConfigFlags_ViewportsEnable))
if (g.PlatformIO.Platform_GetWindowMinimized && platform_funcs_available)
viewport->PlatformWindowMinimized = g.PlatformIO.Platform_GetWindowMinimized(viewport);
}
// Create/update main viewport with current platform position and size
ImGuiViewportP* main_viewport = g.Viewports[0];
IM_ASSERT(main_viewport->ID == IMGUI_VIEWPORT_DEFAULT_ID);
IM_ASSERT(main_viewport->Window == NULL);
ImVec2 main_viewport_platform_pos = ImVec2(0.0f, 0.0f);
if ((g.ConfigFlagsForFrame & ImGuiConfigFlags_ViewportsEnable))
main_viewport_platform_pos = g.PlatformIO.Platform_GetWindowPos(main_viewport);
AddUpdateViewport(NULL, IMGUI_VIEWPORT_DEFAULT_ID, main_viewport_platform_pos, g.IO.DisplaySize, ImGuiViewportFlags_CanHostOtherWindows);
ImVec2 main_viewport_platform_size = g.IO.DisplaySize;
if (g.ConfigFlagsForFrame & ImGuiConfigFlags_ViewportsEnable)
main_viewport_platform_pos = main_viewport->PlatformWindowMinimized ? main_viewport->Pos : g.PlatformIO.Platform_GetWindowPos(main_viewport);
AddUpdateViewport(NULL, IMGUI_VIEWPORT_DEFAULT_ID, main_viewport_platform_pos, main_viewport_platform_size, ImGuiViewportFlags_CanHostOtherWindows);
g.CurrentViewport = NULL;
g.MouseViewport = NULL;

2
imgui_internal.h
View File

@ -664,7 +664,7 @@ struct ImGuiViewportP : public ImGuiViewport
float LastAlpha;
short PlatformMonitor;
bool PlatformWindowCreated;
bool PlatformWindowMinimized;
bool PlatformWindowMinimized; // When minimized we tend to avoid using the viewport pos/size for clipping window or testing if they are contained in the viewport
ImGuiWindow* Window; // Set when the viewport is owned by a window (and ImGuiViewportFlags_CanHostOtherWindows is NOT set)
ImDrawList* OverlayDrawList; // For convenience, a draw list we can render to that's always rendered last (we use it to draw software mouse cursor when io.MouseDrawCursor is set)
ImDrawData DrawDataP;