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Add Win32 helper window
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b4b210526a
commit
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@ -263,6 +263,28 @@ static void createKeyTables(void)
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}
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}
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// Creates a dummy window for behind-the-scenes work
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//
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static HWND createHelperWindow(void)
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{
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HWND window = CreateWindowExW(WS_EX_OVERLAPPEDWINDOW,
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_GLFW_WNDCLASSNAME,
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L"GLFW helper window",
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WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
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0, 0, 1, 1,
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NULL, NULL,
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GetModuleHandleW(NULL),
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NULL);
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if (!window)
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Win32: Failed to create helper window");
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return NULL;
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}
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return window;
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW internal API //////
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@ -355,6 +377,12 @@ int _glfwPlatformInit(void)
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if (!_glfwRegisterWindowClass())
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return GLFW_FALSE;
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_glfw.win32.helperWindow = createHelperWindow();
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if (!_glfw.win32.helperWindow)
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return GLFW_FALSE;
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_glfwPlatformPollEvents();
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if (!_glfwInitContextAPI())
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return GLFW_FALSE;
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@ -378,6 +406,9 @@ void _glfwPlatformTerminate(void)
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_glfwTerminateJoysticks();
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_glfwTerminateContextAPI();
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if (_glfw.win32.helperWindow)
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DestroyWindow(_glfw.win32.helperWindow);
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freeLibraries();
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}
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@ -153,6 +153,8 @@ typedef HRESULT (WINAPI * SETPROCESSDPIAWARENESS_T)(PROCESS_DPI_AWARENESS);
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#error "No supported context creation API selected"
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#endif
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#define _GLFW_WNDCLASSNAME L"GLFW30"
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#define _GLFW_PLATFORM_WINDOW_STATE _GLFWwindowWin32 win32
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#define _GLFW_PLATFORM_LIBRARY_WINDOW_STATE _GLFWlibraryWin32 win32
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#define _GLFW_PLATFORM_LIBRARY_TIME_STATE _GLFWtimeWin32 win32_time
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@ -183,6 +185,7 @@ typedef struct _GLFWwindowWin32
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//
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typedef struct _GLFWlibraryWin32
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{
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HWND helperWindow;
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DWORD foregroundLockTimeout;
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char* clipboardString;
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char keyName[64];
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@ -35,8 +35,6 @@
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#define _GLFW_KEY_INVALID -2
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#define _GLFW_WNDCLASSNAME L"GLFW30"
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// Returns the window style for the specified window
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//
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static DWORD getWindowStyle(const _GLFWwindow* window)
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@ -257,10 +255,25 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
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_GLFWwindow* window = (_GLFWwindow*) GetWindowLongPtrW(hWnd, 0);
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if (!window)
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{
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if (uMsg == WM_NCCREATE)
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switch (uMsg)
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{
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CREATESTRUCTW* cs = (CREATESTRUCTW*) lParam;
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SetWindowLongPtrW(hWnd, 0, (LONG_PTR) cs->lpCreateParams);
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case WM_NCCREATE:
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{
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CREATESTRUCTW* cs = (CREATESTRUCTW*) lParam;
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SetWindowLongPtrW(hWnd, 0, (LONG_PTR) cs->lpCreateParams);
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break;
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}
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case WM_DEVICECHANGE:
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{
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if (wParam == DBT_DEVNODES_CHANGED)
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{
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_glfwInputMonitorChange();
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return TRUE;
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}
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break;
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}
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}
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return DefWindowProcW(hWnd, uMsg, wParam, lParam);
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@ -596,16 +609,6 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
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break;
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}
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case WM_DEVICECHANGE:
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{
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if (DBT_DEVNODES_CHANGED == wParam)
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{
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_glfwInputMonitorChange();
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return TRUE;
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}
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break;
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}
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case WM_DROPFILES:
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{
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HDROP drop = (HDROP) wParam;
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