Method BeginTooltipEx

KBotExt/imgui/imgui.cpp:10139–10176

}

bool ImGui::BeginTooltipEx(ImGuiTooltipFlags tooltip_flags, ImGuiWindowFlags extra_window_flags)
{
	ImGuiContext& g = *GImGui;

	if (g.DragDropWithinSource || g.DragDropWithinTarget)
	{
		// Drag and Drop tooltips are positioning differently than other tooltips:
		// - offset visibility to increase visibility around mouse.
		// - never clamp within outer viewport boundary.
		// We call SetNextWindowPos() to enforce position and disable clamping.
		// See FindBestWindowPosForPopup() for positionning logic of other tooltips (not drag and drop ones).
		//ImVec2 tooltip_pos = g.IO.MousePos - g.ActiveIdClickOffset - g.Style.WindowPadding;
		ImVec2 tooltip_pos = g.IO.MousePos + TOOLTIP_DEFAULT_OFFSET * g.Style.MouseCursorScale;
		SetNextWindowPos(tooltip_pos);
		SetNextWindowBgAlpha(g.Style.Colors[ImGuiCol_PopupBg].w * 0.60f);
		//PushStyleVar(ImGuiStyleVar_Alpha, g.Style.Alpha * 0.60f); // This would be nice but e.g ColorButton with checkboard has issue with transparent colors :(
		tooltip_flags |= ImGuiTooltipFlags_OverridePrevious;
	}

	char window_name[16];
	ImFormatString(window_name, IM_ARRAYSIZE(window_name), "##Tooltip_%02d", g.TooltipOverrideCount);
	if (tooltip_flags & ImGuiTooltipFlags_OverridePrevious)
		if (ImGuiWindow* window = FindWindowByName(window_name))
			if (window->Active)
			{
				// Hide previous tooltip from being displayed. We can't easily "reset" the content of a window so we create a new one.
				SetWindowHiddendAndSkipItemsForCurrentFrame(window);
				ImFormatString(window_name, IM_ARRAYSIZE(window_name), "##Tooltip_%02d", ++g.TooltipOverrideCount);
			}
	ImGuiWindowFlags flags = ImGuiWindowFlags_Tooltip | ImGuiWindowFlags_NoInputs | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_AlwaysAutoResize;
	Begin(window_name, NULL, flags | extra_window_flags);
	// 2023-03-09: Added bool return value to the API, but currently always returning true.
	// If this ever returns false we need to update BeginDragDropSource() accordingly.
	//if (!ret)
	//    End();
	//return ret;
	return true;
}

void ImGui::EndTooltip()
{