Method Shutdown

KBotExt/imgui/imgui.cpp:3606–3682

This function is merely here to free heap allocations.

// This function is merely here to free heap allocations.
void ImGui::Shutdown()
{
	// The fonts atlas can be used prior to calling NewFrame(), so we clear it even if g.Initialized is FALSE (which would happen if we never called NewFrame)
	ImGuiContext& g = *GImGui;
	if (g.IO.Fonts && g.FontAtlasOwnedByContext)
	{
		g.IO.Fonts->Locked = false;
		IM_DELETE(g.IO.Fonts);
	}
	g.IO.Fonts = NULL;
	g.DrawListSharedData.TempBuffer.clear();

	// Cleanup of other data are conditional on actually having initialized Dear ImGui.
	if (!g.Initialized)
		return;

	// Save settings (unless we haven't attempted to load them: CreateContext/DestroyContext without a call to NewFrame shouldn't save an empty file)
	if (g.SettingsLoaded && g.IO.IniFilename != NULL)
		SaveIniSettingsToDisk(g.IO.IniFilename);

	CallContextHooks(&g, ImGuiContextHookType_Shutdown);

	// Clear everything else
	g.Windows.clear_delete();
	g.WindowsFocusOrder.clear();
	g.WindowsTempSortBuffer.clear();
	g.CurrentWindow = NULL;
	g.CurrentWindowStack.clear();
	g.WindowsById.Clear();
	g.NavWindow = NULL;
	g.HoveredWindow = g.HoveredWindowUnderMovingWindow = NULL;
	g.ActiveIdWindow = g.ActiveIdPreviousFrameWindow = NULL;
	g.MovingWindow = NULL;

	g.KeysRoutingTable.Clear();

	g.ColorStack.clear();
	g.StyleVarStack.clear();
	g.FontStack.clear();
	g.OpenPopupStack.clear();
	g.BeginPopupStack.clear();
	g.NavTreeNodeStack.clear();

	g.Viewports.clear_delete();

	g.TabBars.Clear();
	g.CurrentTabBarStack.clear();
	g.ShrinkWidthBuffer.clear();

	g.ClipperTempData.clear_destruct();

	g.Tables.Clear();
	g.TablesTempData.clear_destruct();
	g.DrawChannelsTempMergeBuffer.clear();

	g.ClipboardHandlerData.clear();
	g.MenusIdSubmittedThisFrame.clear();
	g.InputTextState.ClearFreeMemory();