Aric Stewart : strmbase: Add beginnings of BaseWindow.
Alexandre Julliard
julliard at winehq.org
Wed Mar 28 12:47:11 CDT 2012
Module: wine
Branch: master
Commit: a179b50c9b694c8965c353f8f3b377e79292e347
URL: http://source.winehq.org/git/wine.git/?a=commit;h=a179b50c9b694c8965c353f8f3b377e79292e347
Author: Aric Stewart <aric at codeweavers.com>
Date: Wed Mar 28 07:29:06 2012 -0500
strmbase: Add beginnings of BaseWindow.
---
dlls/strmbase/Makefile.in | 3 +-
dlls/strmbase/window.c | 146 +++++++++++++++++++++++++++++++++++++++++++++
include/wine/strmbase.h | 38 ++++++++++++
3 files changed, 186 insertions(+), 1 deletions(-)
diff --git a/dlls/strmbase/Makefile.in b/dlls/strmbase/Makefile.in
index 07ac5a0..06654ab 100644
--- a/dlls/strmbase/Makefile.in
+++ b/dlls/strmbase/Makefile.in
@@ -10,6 +10,7 @@ C_SRCS = \
pospass.c \
qualitycontrol.c \
seeking.c \
- transform.c
+ transform.c \
+ window.c
@MAKE_IMPLIB_RULES@
diff --git a/dlls/strmbase/window.c b/dlls/strmbase/window.c
new file mode 100644
index 0000000..3a90e78
--- /dev/null
+++ b/dlls/strmbase/window.c
@@ -0,0 +1,146 @@
+/*
+ * Generic Implementation of strmbase window classes
+ *
+ * Copyright 2012 Aric Stewart, CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#define COBJMACROS
+
+#include "dshow.h"
+#include "wine/debug.h"
+#include "wine/unicode.h"
+#include "wine/strmbase.h"
+#include "uuids.h"
+#include "vfwmsgs.h"
+#include <assert.h>
+
+WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
+
+static LRESULT CALLBACK WndProcW(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
+{
+ BaseWindow* This = (BaseWindow*)GetWindowLongPtrW(hwnd, 0);
+
+ if (!This)
+ return DefWindowProcW(hwnd, uMsg, wParam, lParam);
+
+ if (This->pFuncsTable->pfnOnReceiveMessage)
+ return This->pFuncsTable->pfnOnReceiveMessage(This, hwnd, uMsg, wParam, lParam);
+ else
+ return BaseWindowImpl_OnReceiveMessage(This, hwnd, uMsg, wParam, lParam);
+}
+
+LRESULT WINAPI BaseWindowImpl_OnReceiveMessage(BaseWindow *This, HWND hwnd, INT uMsg, WPARAM wParam, LPARAM lParam)
+{
+ if (This->pFuncsTable->pfnPossiblyEatMessage && This->pFuncsTable->pfnPossiblyEatMessage(This, uMsg, wParam, lParam))
+ return 0;
+
+ switch (uMsg)
+ {
+ case WM_SIZE:
+ if (This->pFuncsTable->pfnOnSize)
+ return This->pFuncsTable->pfnOnSize(This, LOWORD(lParam), HIWORD(lParam));
+ else
+ return BaseWindowImpl_OnSize(This, LOWORD(lParam), HIWORD(lParam));
+ }
+
+ return DefWindowProcW(hwnd, uMsg, wParam, lParam);
+}
+
+BOOL WINAPI BaseWindowImpl_OnSize(BaseWindow *This, LONG Width, LONG Height)
+{
+ This->Width = Width;
+ This->Height = Height;
+ return TRUE;
+}
+
+HRESULT WINAPI BaseWindow_Init(BaseWindow *pBaseWindow, const BaseWindowFuncTable* pFuncsTable)
+{
+ if (!pFuncsTable)
+ return E_INVALIDARG;
+
+ ZeroMemory(pBaseWindow,sizeof(BaseWindow));
+ pBaseWindow->pFuncsTable = pFuncsTable;
+
+ return S_OK;
+}
+
+HRESULT WINAPI BaseWindow_Destroy(BaseWindow *This)
+{
+ if (This->hWnd)
+ BaseWindowImpl_DoneWithWindow(This);
+
+ HeapFree(GetProcessHeap(), 0, This);
+ return S_OK;
+}
+
+HRESULT WINAPI BaseWindowImpl_PrepareWindow(BaseWindow *This)
+{
+ WNDCLASSW winclass;
+ static const WCHAR windownameW[] = { 'A','c','t','i','v','e','M','o','v','i','e',' ','W','i','n','d','o','w',0 };
+
+ This->pClassName = This->pFuncsTable->pfnGetClassWindowStyles(This, &This->ClassStyles, &This->WindowStyles, &This->WindowStylesEx);
+
+ winclass.style = This->ClassStyles;
+ winclass.lpfnWndProc = WndProcW;
+ winclass.cbClsExtra = 0;
+ winclass.cbWndExtra = sizeof(BaseWindow*);
+ winclass.hInstance = This->hInstance;
+ winclass.hIcon = NULL;
+ winclass.hCursor = NULL;
+ winclass.hbrBackground = GetStockObject(BLACK_BRUSH);
+ winclass.lpszMenuName = NULL;
+ winclass.lpszClassName = This->pClassName;
+ if (!RegisterClassW(&winclass) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS)
+ {
+ ERR("Unable to register window class: %u\n", GetLastError());
+ return E_FAIL;
+ }
+
+ This->hWnd = CreateWindowExW(This->WindowStylesEx,
+ This->pClassName, windownameW,
+ This->WindowStyles,
+ CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
+ CW_USEDEFAULT, NULL, NULL, This->hInstance,
+ NULL);
+
+ if (!This->hWnd)
+ {
+ ERR("Unable to create window\n");
+ return E_FAIL;
+ }
+
+ SetWindowLongPtrW(This->hWnd, 0, (LONG_PTR)This);
+
+ This->hDC = GetDC(This->hWnd);
+
+ return S_OK;
+}
+
+HRESULT WINAPI BaseWindowImpl_DoneWithWindow(BaseWindow *This)
+{
+ if (!This->hWnd)
+ return S_OK;
+
+ if (This->hDC)
+ ReleaseDC(This->hWnd, This->hDC);
+ This->hDC = NULL;
+
+ DestroyWindow(This->hWnd);
+ This->hWnd = NULL;
+
+ return S_OK;
+}
diff --git a/include/wine/strmbase.h b/include/wine/strmbase.h
index 4944e34..f5aac5c 100644
--- a/include/wine/strmbase.h
+++ b/include/wine/strmbase.h
@@ -391,6 +391,44 @@ VOID WINAPI OutputQueue_EOS(OutputQueue *pOutputQueue);
VOID WINAPI OutputQueue_SendAnyway(OutputQueue *pOutputQueue);
DWORD WINAPI OutputQueueImpl_ThreadProc(OutputQueue *pOutputQueue);
+typedef struct tagBaseWindow
+{
+ HWND hWnd;
+ LONG Width;
+ LONG Height;
+ HINSTANCE hInstance;
+ LPWSTR pClassName;
+ DWORD ClassStyles;
+ DWORD WindowStyles;
+ DWORD WindowStylesEx;
+ HDC hDC;
+
+ const struct BaseWindowFuncTable* pFuncsTable;
+} BaseWindow;
+
+typedef LPWSTR (WINAPI *BaseWindow_GetClassWindowStyles)(BaseWindow *This, DWORD *pClassStyles, DWORD *pWindowStyles, DWORD *pWindowStylesEx);
+typedef BOOL (WINAPI *BaseWindow_PossiblyEatMessage)(BaseWindow *This, UINT uMsg, WPARAM wParam, LPARAM lParam);
+typedef LRESULT (WINAPI *BaseWindow_OnReceiveMessage)(BaseWindow *This, HWND hwnd, INT uMsg, WPARAM wParam, LPARAM lParam);
+typedef BOOL (WINAPI *BaseWindow_OnSize)(BaseWindow *This, LONG Height, LONG Width);
+
+typedef struct BaseWindowFuncTable
+{
+ /* Required */
+ BaseWindow_GetClassWindowStyles pfnGetClassWindowStyles;
+ /* Optional, WinProc Related */
+ BaseWindow_OnReceiveMessage pfnOnReceiveMessage;
+ BaseWindow_PossiblyEatMessage pfnPossiblyEatMessage;
+ BaseWindow_OnSize pfnOnSize;
+} BaseWindowFuncTable;
+
+HRESULT WINAPI BaseWindow_Init(BaseWindow *pBaseWindow, const BaseWindowFuncTable* pFuncsTable);
+HRESULT WINAPI BaseWindow_Destroy(BaseWindow *pBaseWindow);
+
+HRESULT WINAPI BaseWindowImpl_PrepareWindow(BaseWindow *This);
+HRESULT WINAPI BaseWindowImpl_DoneWithWindow(BaseWindow *This);
+LRESULT WINAPI BaseWindowImpl_OnReceiveMessage(BaseWindow *This, HWND hwnd, INT uMsg, WPARAM wParam, LPARAM lParam);
+BOOL WINAPI BaseWindowImpl_OnSize(BaseWindow *This, LONG Height, LONG Width);
+
/* Dll Functions */
BOOL WINAPI STRMBASE_DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv);
HRESULT WINAPI STRMBASE_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv);
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