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authorDavid Robillard <d@drobilla.net>2012-08-03 03:01:37 +0000
committerDavid Robillard <d@drobilla.net>2012-08-03 03:01:37 +0000
commitc8b6dddd42420e07c9f0b7b1eb8614547e821dec (patch)
treed165bb747f8496aab4026fedc921d59d6f9b09eb
parent596e7b2f85930c833d25dd14a67873779aa7853d (diff)
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Windows embedding support.
-rw-r--r--pugl/pugl_win.cpp212
1 files changed, 119 insertions, 93 deletions
diff --git a/pugl/pugl_win.cpp b/pugl/pugl_win.cpp
index b006af0..64d15a6 100644
--- a/pugl/pugl_win.cpp
+++ b/pugl/pugl_win.cpp
@@ -38,25 +38,7 @@ struct PuglInternalsImpl {
};
LRESULT CALLBACK
-wndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
-{
- switch (message) {
- case WM_CREATE:
- PostMessage(hwnd, WM_SHOWWINDOW, TRUE, 0);
- return 0;
- case WM_CLOSE:
- PostQuitMessage(0);
- return 0;
- case WM_DESTROY:
- return 0;
- case WM_MOUSEWHEEL:
- case WM_MOUSEHWHEEL:
- PostMessage(hwnd, message, wParam, lParam);
- return 0;
- default:
- return DefWindowProc(hwnd, message, wParam, lParam);
- }
-}
+wndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
PuglView*
puglCreate(PuglNativeWindow parent,
@@ -88,10 +70,18 @@ puglCreate(PuglNativeWindow parent,
wc.lpszClassName = "Pugl";
RegisterClass(&wc);
- impl->hwnd = CreateWindow("Pugl", title,
- WS_CAPTION | WS_POPUPWINDOW | WS_VISIBLE,
- 0, 0, width, height,
- (HWND)parent, NULL, NULL, NULL);
+ impl->hwnd = CreateWindow(
+ "Pugl", title,
+ WS_VISIBLE | (parent ? WS_CHILD : (WS_POPUPWINDOW | WS_CAPTION)),
+ 0, 0, width, height,
+ (HWND)parent, NULL, NULL, NULL);
+ if (!impl->hwnd) {
+ free(impl);
+ free(view);
+ return NULL;
+ }
+
+ SetWindowLongPtr(impl->hwnd, GWL_USERDATA, (LONG)view);
impl->hdc = GetDC(impl->hwnd);
@@ -214,83 +204,93 @@ setModifiers(PuglView* view)
view->mods |= (GetKeyState(VK_RWIN) < 0) ? PUGL_MOD_SUPER : 0;
}
-PuglStatus
-puglProcessEvents(PuglView* view)
+static LRESULT
+handleMessage(PuglView* view, UINT message, WPARAM wParam, LPARAM lParam)
{
MSG msg;
PAINTSTRUCT ps;
PuglKey key;
- while (PeekMessage(&msg, view->impl->hwnd, 0, 0, PM_REMOVE)) {
- setModifiers(view);
- switch (msg.message) {
- case WM_CREATE:
- case WM_SHOWWINDOW:
- case WM_SIZE:
- puglReshape(view, view->width, view->height);
- break;
- case WM_PAINT:
- BeginPaint(view->impl->hwnd, &ps);
- puglDisplay(view);
- EndPaint(view->impl->hwnd, &ps);
- break;
- case WM_MOUSEMOVE:
- if (view->motionFunc) {
- view->motionFunc(
- view, GET_X_LPARAM(msg.lParam), GET_Y_LPARAM(msg.lParam));
- }
- break;
- case WM_LBUTTONDOWN:
- processMouseEvent(view, 1, true, msg.lParam);
- break;
- case WM_MBUTTONDOWN:
- processMouseEvent(view, 2, true, msg.lParam);
- break;
- case WM_RBUTTONDOWN:
- processMouseEvent(view, 3, true, msg.lParam);
- break;
- case WM_LBUTTONUP:
- processMouseEvent(view, 1, false, msg.lParam);
- break;
- case WM_MBUTTONUP:
- processMouseEvent(view, 2, false, msg.lParam);
- break;
- case WM_RBUTTONUP:
- processMouseEvent(view, 3, false, msg.lParam);
- break;
- case WM_MOUSEWHEEL:
- if (view->scrollFunc) {
- view->scrollFunc(
- view, 0, (int16_t)HIWORD(msg.wParam) / (float)WHEEL_DELTA);
- }
- break;
- case WM_MOUSEHWHEEL:
- if (view->scrollFunc) {
- view->scrollFunc(
- view, (int16_t)HIWORD(msg.wParam) / float(WHEEL_DELTA), 0);
- }
- break;
- case WM_KEYDOWN:
- if (view->ignoreKeyRepeat && (msg.lParam & (1 << 30))) {
- break;
- } // else nobreak
- case WM_KEYUP:
- if (key = keySymToSpecial(msg.wParam)) {
- if (view->specialFunc) {
- view->specialFunc(view, msg.message == WM_KEYDOWN, key);
- }
- } else if (view->keyboardFunc) {
- view->keyboardFunc(view, msg.message == WM_KEYDOWN, msg.wParam);
- }
+
+ setModifiers(view);
+ switch (message) {
+ case WM_CREATE:
+ case WM_SHOWWINDOW:
+ case WM_SIZE:
+ puglReshape(view, view->width, view->height);
+ break;
+ case WM_PAINT:
+ BeginPaint(view->impl->hwnd, &ps);
+ puglDisplay(view);
+ EndPaint(view->impl->hwnd, &ps);
+ break;
+ case WM_MOUSEMOVE:
+ if (view->motionFunc) {
+ view->motionFunc(
+ view, GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam));
+ }
+ break;
+ case WM_LBUTTONDOWN:
+ processMouseEvent(view, 1, true, lParam);
+ break;
+ case WM_MBUTTONDOWN:
+ processMouseEvent(view, 2, true, lParam);
+ break;
+ case WM_RBUTTONDOWN:
+ processMouseEvent(view, 3, true, lParam);
+ break;
+ case WM_LBUTTONUP:
+ processMouseEvent(view, 1, false, lParam);
+ break;
+ case WM_MBUTTONUP:
+ processMouseEvent(view, 2, false, lParam);
+ break;
+ case WM_RBUTTONUP:
+ processMouseEvent(view, 3, false, lParam);
+ break;
+ case WM_MOUSEWHEEL:
+ if (view->scrollFunc) {
+ view->scrollFunc(
+ view, 0, (int16_t)HIWORD(wParam) / (float)WHEEL_DELTA);
+ }
+ break;
+ case WM_MOUSEHWHEEL:
+ if (view->scrollFunc) {
+ view->scrollFunc(
+ view, (int16_t)HIWORD(wParam) / float(WHEEL_DELTA), 0);
+ }
+ break;
+ case WM_KEYDOWN:
+ if (view->ignoreKeyRepeat && (lParam & (1 << 30))) {
break;
- case WM_QUIT:
- if (view->closeFunc) {
- view->closeFunc(view);
+ } // else nobreak
+ case WM_KEYUP:
+ if (key = keySymToSpecial(wParam)) {
+ if (view->specialFunc) {
+ view->specialFunc(view, message == WM_KEYDOWN, key);
}
- break;
- default:
- DefWindowProc(
- view->impl->hwnd, msg.message, msg.wParam, msg.lParam);
+ } else if (view->keyboardFunc) {
+ view->keyboardFunc(view, message == WM_KEYDOWN, wParam);
}
+ break;
+ case WM_QUIT:
+ if (view->closeFunc) {
+ view->closeFunc(view);
+ }
+ break;
+ default:
+ return DefWindowProc(
+ view->impl->hwnd, message, wParam, lParam);
+ }
+
+ return 0;
+}
+
+PuglStatus
+puglProcessEvents(PuglView* view)
+{
+ MSG msg;
+ while (PeekMessage(&msg, view->impl->hwnd, 0, 0, PM_REMOVE)) {
+ handleMessage(view, msg.message, msg.wParam, msg.lParam);
}
if (view->redisplay) {
@@ -300,6 +300,32 @@ puglProcessEvents(PuglView* view)
return PUGL_SUCCESS;
}
+LRESULT CALLBACK
+wndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
+{
+ PuglView* view = (PuglView*)GetWindowLongPtr(hwnd, GWL_USERDATA);
+ switch (message) {
+ case WM_CREATE:
+ PostMessage(hwnd, WM_SHOWWINDOW, TRUE, 0);
+ return 0;
+ case WM_CLOSE:
+ PostQuitMessage(0);
+ return 0;
+ case WM_DESTROY:
+ return 0;
+ case WM_MOUSEWHEEL:
+ case WM_MOUSEHWHEEL:
+ PostMessage(hwnd, message, wParam, lParam);
+ return 0;
+ default:
+ if (view) {
+ return handleMessage(view, message, wParam, lParam);
+ } else {
+ return DefWindowProc(hwnd, message, wParam, lParam);
+ }
+ }
+}
+
void
puglPostRedisplay(PuglView* view)
{