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Viewport, Platform: Added a way to register monitor bounds to imgui so they can be used to clamp individual-viewport tooltips/popups so they don't straddle monitors. (#1542)

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omar
2018-04-10 22:32:08 +02:00
parent 7ddc22b326
commit 32ee0a3947
5 changed files with 79 additions and 6 deletions
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21
imgui.h
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@@ -74,7 +74,7 @@ struct ImGuiListClipper; // Helper to manually clip large list of ite
struct ImGuiPayload; // User data payload for drag and drop operations
struct ImGuiViewport; // Viewport (generally ~1 per window to output to at the OS level. Need per-platform support to use multiple viewports)
struct ImGuiPlatformIO; // Multi-viewport support: interface for Platform/Renderer back-ends
struct ImGuiPlatformData; // Multi-viewport support: list of viewports to render
struct ImGuiPlatformData; // Multi-viewport support: list of viewports to render + list of monitors provided by back-end.
struct ImGuiContext; // ImGui context (opaque)
#ifndef ImTextureID
@@ -1907,13 +1907,22 @@ struct ImGuiPlatformIO
void (*Renderer_SwapBuffers)(ImGuiViewport* vp, void* render_arg); // (Optional) Call Present/SwapBuffers (renderer side)
};
// List of viewports to render as platform window (updated by ImGui::UpdatePlatformWindows)
struct ImGuiPlatformMonitor
{
ImVec2 Pos;
ImVec2 Size;
};
// List of viewports to render as platform window, updated by ImGui::UpdatePlatformWindows()
// FIXME: Merge into ImGuiPlatformIO
struct ImGuiPlatformData
{
// Viewports[0] is guaranteed to be _always_ the same as MainViewport. Following it are the secondary viewports.
// The main viewport is included in the list because it is more convenient for looping code.
ImGuiViewport* MainViewport;
ImVector<ImGuiViewport*> Viewports;
// Viewports (written by: imgui, used by: app/back-end to turn into displayable platform windows)
ImGuiViewport* MainViewport; // Guaranteed to be == Viewports[0]
ImVector<ImGuiViewport*> Viewports; // Main viewports, followed by all secondary viewports.
// Monitors (written by: app/back-end, used by: imgui to clamp popups/tooltips within same monitor and not have them straddle monitors)
ImVector<ImGuiPlatformMonitor> Monitors;
ImGuiPlatformData() { MainViewport = NULL; }
};