mirror of
https://github.com/ocornut/imgui.git
synced 2024-12-12 03:49:05 +08:00
Backends GLFW: Use GLFW_MOUSE_PASSTHROUGH when available.
This commit is contained in:
parent
cba52b66af
commit
3d4af15d1d
@ -10,6 +10,9 @@
|
||||
// [X] Platform: Keyboard arrays indexed using GLFW_KEY_* codes, e.g. ImGui::IsKeyPressed(GLFW_KEY_SPACE).
|
||||
// [X] Platform: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
|
||||
|
||||
// Issues:
|
||||
// [ ] Platform: Multi-viewport support: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
|
||||
|
||||
// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this.
|
||||
// If you are new to dear imgui, read examples/README.txt and read the documentation at the top of imgui.cpp.
|
||||
// https://github.com/ocornut/imgui
|
||||
@ -63,6 +66,11 @@
|
||||
#else
|
||||
#define GLFW_HAS_NEW_CURSORS (0)
|
||||
#endif
|
||||
#ifdef GLFW_MOUSE_PASSTHROUGH // Let's be nice to people who pulled GLFW between 2019-04-16 (3.4 define) and 2020-07-17 (passthrough)
|
||||
#define GLFW_HAS_MOUSE_PASSTHROUGH (GLFW_VERSION_MAJOR * 1000 + GLFW_VERSION_MINOR * 100 >= 3400) // 3.4+ GLFW_MOUSE_PASSTHROUGH
|
||||
#else
|
||||
#define GLFW_HAS_MOUSE_PASSTHROUGH (0)
|
||||
#endif
|
||||
|
||||
// Data
|
||||
enum GlfwClientApi
|
||||
@ -166,7 +174,7 @@ static bool ImGui_ImplGlfw_Init(GLFWwindow* window, bool install_callbacks, Glfw
|
||||
io.BackendFlags |= ImGuiBackendFlags_HasMouseCursors; // We can honor GetMouseCursor() values (optional)
|
||||
io.BackendFlags |= ImGuiBackendFlags_HasSetMousePos; // We can honor io.WantSetMousePos requests (optional, rarely used)
|
||||
io.BackendFlags |= ImGuiBackendFlags_PlatformHasViewports; // We can create multi-viewports on the Platform side (optional)
|
||||
#if GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
#if GLFW_HAS_MOUSE_PASSTHROUGH || (GLFW_HAS_WINDOW_HOVERED && defined(_WIN32))
|
||||
io.BackendFlags |= ImGuiBackendFlags_HasMouseHoveredViewport; // We can set io.MouseHoveredViewport correctly (optional, not easy)
|
||||
#endif
|
||||
io.BackendPlatformName = "imgui_impl_glfw";
|
||||
@ -348,8 +356,12 @@ static void ImGui_ImplGlfw_UpdateMousePosAndButtons()
|
||||
// rectangles and last focused time of every viewports it knows about. It will be unaware of other windows that may be sitting between or over your windows.
|
||||
// [GLFW] FIXME: This is currently only correct on Win32. See what we do below with the WM_NCHITTEST, missing an equivalent for other systems.
|
||||
// See https://github.com/glfw/glfw/issues/1236 if you want to help in making this a GLFW feature.
|
||||
#if GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
if (glfwGetWindowAttrib(window, GLFW_HOVERED) && !(viewport->Flags & ImGuiViewportFlags_NoInputs))
|
||||
#if GLFW_HAS_MOUSE_PASSTHROUGH || (GLFW_HAS_WINDOW_HOVERED && defined(_WIN32))
|
||||
const bool window_no_input = (viewport->Flags & ImGuiViewportFlags_NoInputs) != 0;
|
||||
#if GLFW_HAS_MOUSE_PASSTHROUGH
|
||||
glfwSetWindowAttrib(window, GLFW_MOUSE_PASSTHROUGH, window_no_input);
|
||||
#endif
|
||||
if (glfwGetWindowAttrib(window, GLFW_HOVERED) && !window_no_input)
|
||||
io.MouseHoveredViewport = viewport->ID;
|
||||
#endif
|
||||
}
|
||||
@ -586,7 +598,7 @@ static void ImGui_ImplGlfw_DestroyWindow(ImGuiViewport* viewport)
|
||||
{
|
||||
if (data->WindowOwned)
|
||||
{
|
||||
#if GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
#if !GLFW_HAS_MOUSE_PASSTHROUGH && GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
HWND hwnd = (HWND)viewport->PlatformHandleRaw;
|
||||
::RemovePropA(hwnd, "IMGUI_VIEWPORT");
|
||||
#endif
|
||||
@ -600,7 +612,7 @@ static void ImGui_ImplGlfw_DestroyWindow(ImGuiViewport* viewport)
|
||||
|
||||
// We have submitted https://github.com/glfw/glfw/pull/1568 to allow GLFW to support "transparent inputs".
|
||||
// In the meanwhile we implement custom per-platform workarounds here (FIXME-VIEWPORT: Implement same work-around for Linux/OSX!)
|
||||
#if GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
#if !GLFW_HAS_MOUSE_PASSTHROUGH && GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
static WNDPROC g_GlfwWndProc = NULL;
|
||||
static LRESULT CALLBACK WndProcNoInputs(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
@ -634,7 +646,7 @@ static void ImGui_ImplGlfw_ShowWindow(ImGuiViewport* viewport)
|
||||
}
|
||||
|
||||
// GLFW hack: install hook for WM_NCHITTEST message handler
|
||||
#if GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
#if !GLFW_HAS_MOUSE_PASSTHROUGH && GLFW_HAS_WINDOW_HOVERED && defined(_WIN32)
|
||||
::SetPropA(hwnd, "IMGUI_VIEWPORT", viewport);
|
||||
if (g_GlfwWndProc == NULL)
|
||||
g_GlfwWndProc = (WNDPROC)::GetWindowLongPtr(hwnd, GWLP_WNDPROC);
|
||||
|
@ -9,6 +9,9 @@
|
||||
// [X] Platform: Keyboard arrays indexed using GLFW_KEY_* codes, e.g. ImGui::IsKeyPressed(GLFW_KEY_SPACE).
|
||||
// [X] Platform: Multi-viewport support (multiple windows). Enable with 'io.ConfigFlags |= ImGuiConfigFlags_ViewportsEnable'.
|
||||
|
||||
// Issues:
|
||||
// [ ] Platform: Multi-viewport support: ParentViewportID not honored, and so io.ConfigViewportsNoDefaultParent has no effect (minor).
|
||||
|
||||
// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this.
|
||||
// If you are new to dear imgui, read examples/README.txt and read the documentation at the top of imgui.cpp.
|
||||
// https://github.com/ocornut/imgui
|
||||
|
Loading…
Reference in New Issue
Block a user