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Viewport, Platform: Added ImGuiViewportFlags_TopMost that will be used by tooltip window (without it, clicking and holding the window emitting the tooltip would move the tooltip to the back) + GLFW backend fixes for non-win32 platforms. (#1542)

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This commit is contained in:
omar
2018-04-11 21:27:19 +02:00
parent e25da4230b
commit 285269ef55
5 changed files with 30 additions and 12 deletions
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9
examples/imgui_impl_glfw.cpp
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@@ -41,8 +41,10 @@
#define GLFW_HAS_GLFW_HOVERED 0
#endif
#define GLFW_HAS_WINDOW_ALPHA (GLFW_VERSION_MAJOR * 1000 + GLFW_VERSION_MINOR * 100 >= 3300) // 3.3+
#define GLFW_HAS_WINDOW_TOPMOST (GLFW_VERSION_MAJOR * 1000 + GLFW_VERSION_MINOR * 100 >= 3200) // 3.2+
#define GLFW_HAS_VULKAN (GLFW_VERSION_MAJOR * 1000 + GLFW_VERSION_MINOR * 100 >= 3200) // 3.2+
// Data
enum GlfwClientApi
{
@@ -357,6 +359,9 @@ static void ImGui_ImplGlfw_CreateWindow(ImGuiViewport* viewport)
glfwWindowHint(GLFW_VISIBLE, false);
glfwWindowHint(GLFW_FOCUSED, false);
glfwWindowHint(GLFW_DECORATED, (viewport->Flags & ImGuiViewportFlags_NoDecoration) ? false : true);
#if GLFW_HAS_WINDOW_TOPMOST
glfwWindowHint(GLFW_FLOATING, (viewport->Flags & imGuiViewportFlags_TopMost) ? true : false);
#endif
GLFWwindow* share_window = (g_ClientApi == GlfwClientApi_OpenGL) ? g_Window : NULL;
data->Window = glfwCreateWindow((int)viewport->Size.x, (int)viewport->Size.y, "No Title Yet", NULL, share_window);
data->WindowOwned = true;
@@ -373,7 +378,7 @@ static void ImGui_ImplGlfw_DestroyWindow(ImGuiViewport* viewport)
{
if (data->WindowOwned)
{
#if GLFW_HAS_GLFW_HOVERED
#if GLFW_HAS_GLFW_HOVERED && defined(_WIN32)
HWND hwnd = glfwGetWin32Window(data->Window);
::RemovePropA(hwnd, "IMGUI_VIEWPORT");
#endif
@@ -419,7 +424,7 @@ static void ImGui_ImplGlfw_ShowWindow(ImGuiViewport* viewport)
}
// GLFW hack: install hook for WM_NCHITTEST message handler
#if GLFW_HAS_GLFW_HOVERED
#if GLFW_HAS_GLFW_HOVERED && defined(_WIN32)
::SetPropA(hwnd, "IMGUI_VIEWPORT", viewport);
if (g_GlfwWndProc == NULL)
g_GlfwWndProc = (WNDPROC)::GetWindowLongPtr(hwnd, GWLP_WNDPROC);