GetClientRect instead of WM_SIZE

1 files changed, 31 insertions, 27 deletions

diff --git a/test/layered.c b/test/layered.c
index 41a7127..3260a06 100644
--- a/test/layered.c
+++ b/test/layered.c
@@ -12,11 +12,8 @@
 

 LRESULT CALLBACK ViewProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam);

 

-void reshape(int w,int h);

-void display();

+void display(HWND hWnd);

 

-HWND    hWnd = NULL;

-HDC     hDC  = NULL;

 HGLRC   hRC  = NULL;

 

 HMODULE hDwmAPI_DLL = NULL;

@@ -63,10 +60,10 @@ BOOL OpenGLWindowCreate(
 	RegisterClass(&wc);

 

 	fprintf(stderr, "creating proper window...\n");

-	hWnd = CreateWindowEx(	dwExStyle,

+	HWND hWnd = CreateWindowEx(	dwExStyle,

 				wc.lpszClassName,

 				lpszWindowName,

-				dwStyle | WS_CLIPSIBLINGS|WS_CLIPCHILDREN,

+				dwStyle,

 				240,240,640,640,

 				NULL,NULL,

 				hInstance,

@@ -79,7 +76,7 @@ BOOL OpenGLWindowCreate(
 	SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LONG_PTR)ViewProc);

 

 	fprintf(stderr, "retrieving proper DC...\n");

-	hDC = GetDC(hWnd);

+	HDC hDC = GetDC(hWnd);

 	if(!hDC) {

 		fprintf(stderr, "error retrieving proper DC\n");

 		DestroyWindow(hWnd);

@@ -148,10 +145,9 @@ BOOL OpenGLWindowCreate(
 

 		return FALSE;

 	}

+	ReleaseDC(hWnd, hDC);

 

-	/* Finally we can bind the proper OpenGL context to our window */

-	wglMakeCurrent(hDC, hRC);

-

+#if 1

 	if( hDwmAPI_DLL ) {

 		if( impl_DwmEnableBlurBehindWindow ) {

 			DWM_BLURBEHIND bb = {0};

@@ -169,6 +165,7 @@ BOOL OpenGLWindowCreate(
 	else {

 		SetLayeredWindowAttributes(hWnd, 0, 0xff, LWA_ALPHA);

 	}

+#endif

 

 	UpdateWindow(hWnd);

 	ShowWindow(hWnd, SW_SHOW);

@@ -190,7 +187,6 @@ void OnOpenGLWindowDestroy()
 {

 	wglMakeCurrent(NULL,NULL);

 	wglDeleteContext(hRC);

-	ReleaseDC(hWnd,hDC);

 	PostQuitMessage(0);

 }

 

@@ -217,12 +213,9 @@ LRESULT CALLBACK ViewProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam)
 		break;

 

 	case WM_PAINT:

-		display();

+		display(hWnd);

 		break;

 

-	case WM_SIZE:

-		reshape(LOWORD(lParam),HIWORD(lParam));

-		break;

 	default:

 		break;

 	}

@@ -230,21 +223,20 @@ LRESULT CALLBACK ViewProc(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam)
 }

 

 

-void reshape(int w,int h)

+void display(HWND hWnd)

 {

-	win_width = w;

-	win_height = h;

-}

+	HDC hDC = GetDC(hWnd);

+	RECT rect;

+	GetClientRect(hWnd, &rect);

 

+	wglMakeCurrent(hDC, hRC);

 

-void display()

-{

-	float const ratio = (float)win_width/(float)win_height;

+	float const ratio = (float)rect.right/(float)rect.bottom;

 	glViewport(

 		0,

 		0,

-		win_width,

-		win_height);

+		rect.right,

+		rect.bottom);

 

 	glClearColor(0., 0., 0., 0.);

 	glClearDepth(1.);

@@ -279,14 +271,23 @@ void display()
 

 	SwapBuffers(hDC);

 	glFinish();

+

+	wglMakeCurrent(NULL, NULL);

+	ReleaseDC(hWnd, hDC);

 }

 

+#if 1

 int CALLBACK WinMain(

 	HINSTANCE hInstance,

 	HINSTANCE hPrevInstance,

 	LPSTR lpCmdLine,

 	int nCmdShow)

 {

+#else

+int main(int argc, char *argv[])

+{

+	HINSTANCE hInstance = GetModuleHandle(NULL);

+#endif

 	MSG msg;

 	BOOL bRet;

 

@@ -305,8 +306,12 @@ int CALLBACK WinMain(
 			"Test", "TestWnd",

 			ViewProc,

 			hInstance,

-			WS_OVERLAPPEDWINDOW,

-			WS_EX_APPWINDOW) ) {

+#if 0

+			WS_OVERLAPPEDWINDOW

+#else

+			WS_POPUP

+#endif

+			, WS_EX_APPWINDOW) ) {

 		return -1;

 	}

 

@@ -318,7 +323,6 @@ int CALLBACK WinMain(
 			TranslateMessage(&msg);

 			DispatchMessage(&msg);

 		}

-		display();

 	}

 	return msg.wParam;

 }