Function CalcWindowMinSize

TheForceEngine/TFE_Ui/imGUI/imgui.cpp:5816–5838

}

static inline ImVec2 CalcWindowMinSize(ImGuiWindow* window)
{
    // We give windows non-zero minimum size to facilitate understanding problematic cases (e.g. empty popups)
    // FIXME: Essentially we want to restrict manual resizing to WindowMinSize+Decoration, and allow api resizing to be smaller.
    // Perhaps should tend further a neater test for this.
    ImGuiContext& g = *GImGui;
    ImVec2 size_min;
    if ((window->Flags & ImGuiWindowFlags_ChildWindow) && !(window->Flags & ImGuiWindowFlags_Popup))
    {
        size_min.x = (window->ChildFlags & ImGuiChildFlags_ResizeX) ? g.Style.WindowMinSize.x : 4.0f;
        size_min.y = (window->ChildFlags & ImGuiChildFlags_ResizeY) ? g.Style.WindowMinSize.y : 4.0f;
    }
    else
    {
        size_min.x = ((window->Flags & ImGuiWindowFlags_AlwaysAutoResize) == 0) ? g.Style.WindowMinSize.x : 4.0f;
        size_min.y = ((window->Flags & ImGuiWindowFlags_AlwaysAutoResize) == 0) ? g.Style.WindowMinSize.y : 4.0f;
    }

    // Reduce artifacts with very small windows
    ImGuiWindow* window_for_height = window;
    size_min.y = ImMax(size_min.y, window_for_height->TitleBarHeight + window_for_height->MenuBarHeight + ImMax(0.0f, g.Style.WindowRounding - 1.0f));
    return size_min;
}

static ImVec2 CalcWindowSizeAfterConstraint(ImGuiWindow* window, const ImVec2& size_desired)
{