Method Draw

external/imgui/imgui_demo.cpp:10911–11193

    }

    void Draw(const char* title, bool* p_open)
    {
        if (IconSize <= 0.0f)
            IconSize = ImGui::CalcTextSize("99999").x;

        ImGui::SetNextWindowSize(ImVec2(IconSize * 25, IconSize * 15), ImGuiCond_FirstUseEver);
        if (!ImGui::Begin(title, p_open, ImGuiWindowFlags_MenuBar))
        {
            ImGui::End();
            return;
        }
        IMGUI_DEMO_MARKER("Examples/Assets Browser");

        // Menu bar
        if (ImGui::BeginMenuBar())
        {
            if (ImGui::BeginMenu("File"))
            {
                if (ImGui::MenuItem("Add 10000 items"))
                    AddItems(10000);
                if (ImGui::MenuItem("Clear items"))
                    ClearItems();
                ImGui::Separator();
                if (ImGui::MenuItem("Close", NULL, false, p_open != NULL))
                    *p_open = false;
                ImGui::EndMenu();
            }
            if (ImGui::BeginMenu("Edit"))
            {
                if (ImGui::MenuItem("Delete", "Del", false, Selection.Size > 0))
                    RequestDelete = true;
                ImGui::EndMenu();
            }
            if (ImGui::BeginMenu("Options"))
            {
                ImGui::PushItemWidth(ImGui::GetFontSize() * 10);

                ImGui::SeparatorText("Contents");
                ImGui::Checkbox("Show Type Overlay", &ShowTypeOverlay);
                ImGui::Checkbox("Allow Sorting", &AllowSorting);

                ImGui::SeparatorText("Selection Behavior");
                ImGui::Checkbox("Allow box-selection", &AllowBoxSelect);
                if (ImGui::Checkbox("Allow box-selection from selected items", &AllowBoxSelectInsideSelection) && AllowBoxSelectInsideSelection)
                    AllowDragUnselected = false;
                if (ImGui::Checkbox("Allow dragging unselected item", &AllowDragUnselected) && AllowDragUnselected)
                    AllowBoxSelectInsideSelection = false;

                ImGui::SeparatorText("Layout");
                ImGui::SliderFloat("Icon Size", &IconSize, 16.0f, 128.0f, "%.0f");
                ImGui::SameLine(); HelpMarker("Use Ctrl+Wheel to zoom");
                ImGui::SliderInt("Icon Spacing", &IconSpacing, 0, 32);
                ImGui::SliderInt("Icon Hit Spacing", &IconHitSpacing, 0, 32);
                ImGui::Checkbox("Stretch Spacing", &StretchSpacing);
                ImGui::Checkbox("Use ScrollX", &UseScrollX);
                ImGui::PopItemWidth();
                ImGui::EndMenu();
            }