C++ LoadCursorA函数代码示例

/* MAKE_EXPORT LoadCursorW_new=LoadCursorW */
HCURSOR WINAPI LoadCursorW_new(HINSTANCE hInstance, LPCWSTR lpCursorNameW)
{
	if(IS_INTRESOURCE(lpCursorNameW))
		return LoadCursorA(hInstance, (LPCSTR)lpCursorNameW);

	ALLOC_WtoA(lpCursorName);

	return LoadCursorA(hInstance, lpCursorNameA);
}

static void scrollbar_test_init(void)
{
    WNDCLASSEXA wc;
    CHAR cls_name[] = "scroll_test_class";
    LONG style[] = {WS_VSCROLL, WS_HSCROLL, WS_VSCROLL | WS_HSCROLL, 0};
    int i;

    memset( &wc, 0, sizeof wc );
    wc.cbSize        = sizeof wc;
    wc.style         = CS_VREDRAW | CS_HREDRAW;
    wc.hInstance     = GetModuleHandleA(0);
    wc.hCursor       = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
    wc.hbrBackground = GetStockObject(WHITE_BRUSH);
    wc.lpszClassName = cls_name;
    wc.lpfnWndProc   = scroll_init_proc;
    RegisterClassExA(&wc);

    for(i = 0; i < sizeof style / sizeof style[0]; i++)
    {
        /* need not to destroy these windows due creation abort */
        CreateWindowExA(0, cls_name, NULL, style[i],
                100, 100, 100, 100, NULL, NULL, wc.hInstance, (LPVOID)TRUE);
        CreateWindowExA(0, cls_name, NULL, style[i],
                100, 100, 100, 100, NULL, NULL, wc.hInstance, (LPVOID)FALSE);
    }
    UnregisterClassA(cls_name, wc.hInstance);
}

static HWND CreateTestWindow()
{
    MSG msg;
    WNDCLASSA  wclass;
    HANDLE hInstance = GetModuleHandleA( NULL );
    HWND hWndTest;

    wclass.lpszClassName = "MouseInputTestClass";
    wclass.style         = CS_HREDRAW | CS_VREDRAW;
    wclass.lpfnWndProc   = WndProc;
    wclass.hInstance     = hInstance;
    wclass.hIcon         = LoadIconA( 0, IDI_APPLICATION );
    wclass.hCursor       = LoadCursorA( NULL, IDC_ARROW );
    wclass.hbrBackground = (HBRUSH)( COLOR_WINDOW + 1 );
    wclass.lpszMenuName = 0;
    wclass.cbClsExtra    = 0;
    wclass.cbWndExtra    = 0;
    RegisterClassA( &wclass );
    /* create the test window that will receive the keystrokes */
    hWndTest = CreateWindowA( wclass.lpszClassName, "MouseInputTestTest",
                              WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, 0, 100, 100,
                              NULL, NULL, hInstance, NULL);
    assert( hWndTest );
    ShowWindow( hWndTest, SW_SHOWMAXIMIZED);
    SetWindowPos( hWndTest, HWND_TOPMOST, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE );
    SetForegroundWindow( hWndTest );
    UpdateWindow( hWndTest);
    SetFocus(hWndTest);

    /* flush pending messages */
    while (PeekMessage( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessageA( &msg );

    return hWndTest;
}

static BOOL RegisterWindowClasses (void)
{
    WNDCLASSA cls;

    cls.style = 0;
    cls.lpfnWndProc = DefWindowProcA;
    cls.cbClsExtra = 0;
    cls.cbWndExtra = 0;
    cls.hInstance = g_hinst;
    cls.hIcon = NULL;
    cls.hCursor = LoadCursorA (NULL, IDC_ARROW);
    cls.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
    cls.lpszMenuName = NULL;
    cls.lpszClassName = "GetNextDlgItemWindowClass";

    if (!RegisterClassA (&cls)) return FALSE;

    cls.lpfnWndProc = main_window_procA;
    cls.lpszClassName = "IsDialogMessageWindowClass";

    if (!RegisterClassA (&cls)) return FALSE;

    GetClassInfoA(0, "#32770", &cls);
    cls.lpfnWndProc = testDlgWinProc;
    cls.lpszClassName = "WM_NEXTDLGCTLWndClass";
    if (!RegisterClassA (&cls)) return FALSE;

    return TRUE;
}

static void init(void)
{
    WNDCLASSA wc;
    RECT rect;
    BOOL ret;

    wc.style = CS_HREDRAW | CS_VREDRAW;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = GetModuleHandleA(NULL);
    wc.hIcon = NULL;
    wc.hCursor = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
    wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
    wc.lpszMenuName = NULL;
    wc.lpszClassName = progressTestClass;
    wc.lpfnWndProc = progress_test_wnd_proc;
    RegisterClassA(&wc);

    SetRect(&rect, 0, 0, 400, 20);
    ret = AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
    ok(ret, "got %d\n", ret);
    
    hProgressParentWnd = CreateWindowExA(0, progressTestClass, "Progress Bar Test", WS_OVERLAPPEDWINDOW,
      CW_USEDEFAULT, CW_USEDEFAULT, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, GetModuleHandleA(NULL), 0);
    ok(hProgressParentWnd != NULL, "failed to create parent wnd\n");

}

static void createwindow(void)
{
    wc.style = CS_HREDRAW | CS_VREDRAW;
    wc.lpfnWndProc = DefWindowProcA;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = GetModuleHandleA(0);
    wc.hIcon = LoadIconA(wc.hInstance, IDI_APPLICATION);
    wc.hCursor = LoadCursorA(NULL, IDC_ARROW);
    wc.hbrBackground = (HBRUSH) GetStockObject(BLACK_BRUSH);
    wc.lpszMenuName = NULL;
    wc.lpszClassName = "TestWindowClass";
    if(!RegisterClassA(&wc))
        assert(0);
    
    hwnd = CreateWindowExA(0, "TestWindowClass", "TestWindowClass",
        WS_POPUP, 0, 0,
        GetSystemMetrics(SM_CXSCREEN),
        GetSystemMetrics(SM_CYSCREEN),
        NULL, NULL, GetModuleHandleA(0), NULL);
    assert(hwnd != NULL);
    
    ShowWindow(hwnd, SW_HIDE);
    UpdateWindow(hwnd);
    SetFocus(hwnd);
    
}

	bool	RenderWindow::Init(void *pData)
	{
		bool	bRet=false;
		WNDCLASSEXA		wndclass;
		wndclass.cbWndExtra=0;
		wndclass.cbClsExtra=0;
		wndclass.cbSize=sizeof(WNDCLASSEXA);
		wndclass.hbrBackground=NULL;
		wndclass.hCursor=LoadCursorA(NULL,MAKEINTRESOURCEA(IDC_ARROW));
		wndclass.hInstance=*(HINSTANCE*)pData;
		wndclass.style=CS_VREDRAW|CS_HREDRAW;
		wndclass.lpszMenuName=NULL;
		wndclass.lpszClassName="vCoreMainWindow";
		if (NULL==wndclass.hInstance)
		{
			Van::Log::ErrLog.Print("hinstance is null");
		}
		wndclass.hIcon=(HICON)LoadImageA(wndclass.hInstance,"../Logo.ico",IMAGE_ICON,0,0,LR_LOADFROMFILE);
		wndclass.hIconSm=(HICON)LoadImageA(wndclass.hInstance,"../Logo.ico",IMAGE_ICON,0,0,LR_LOADFROMFILE);
		wndclass.lpfnWndProc=SystemEventManager::SystemEventProcesser;
		if (!RegisterClassExA(&wndclass))
		{
			Van::Log::ErrLog.Print("RegisterClassExA fail!");
			return false;
		}
		Van::Log::DebugLog.Print("Register Render Window Sucess!");
		m_hWnd=CreateWindowExA((DWORD)NULL,
			"vCoreMainWindow",
			"Van Core Render Window",
			WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_CLIPSIBLINGS|!WS_MAXIMIZEBOX,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			CW_USEDEFAULT,
			NULL,
			NULL,
			*(HINSTANCE*)pData,
			NULL);
		if(NULL==m_hWnd)
		{
			Log::ErrLog.Print("create Window fail!");
			return false;
		}
		m_hDC=GetDC(m_hWnd);
		DWORD dwCurrentStyle = GetWindowLongA(m_hWnd, GWL_STYLE);
		SetWindowLong(m_hWnd, GWL_STYLE, dwCurrentStyle &~WS_SYSMENU);
		m_pRenderWindow=new GLRenderWindow();
		RECT	rect;
		GetWindowRect(m_hWnd,&rect);
		m_uiWidth=rect.right-rect.left;
		m_uiHeight=rect.bottom-rect.top;
		if(m_pRenderWindow->CreateRendererViaDevice(m_hWnd,m_hDC,m_uiWidth,m_uiHeight))
		{
			bRet=true;
			CreateScene();
		}
		return bRet;
	}

/**
 * sgens_window_show(): Show the VDP Layer Options window.
 * @param parent Parent window.
 */
void MDP_FNCALL sgens_window_show(void *parent)
{
	if (sgens_window)
	{
		// Sonic Gens window is already visible. Set focus.
		// TODO: Figure out how to do this.
		ShowWindow(sgens_window, SW_SHOW);
		return;
	}
	
	// Initialize the Win32 Unicode Translation Layer.
	w32u_init();
	
	sgens_window_child_windows_created = FALSE;
	
	// If no HINSTANCE was specified, use the main executable's HINSTANCE.
	if (!sgens_hInstance)
		sgens_hInstance = GetModuleHandle(NULL);
	
	if (sgens_wndclass.lpfnWndProc != sgens_window_wndproc)
	{
		// Create the window class.
		sgens_wndclass.style = 0;
		sgens_wndclass.lpfnWndProc = sgens_window_wndproc;
		sgens_wndclass.cbClsExtra = 0;
		sgens_wndclass.cbWndExtra = 0;
		sgens_wndclass.hInstance = sgens_hInstance;
		sgens_wndclass.hIcon = LoadIconA(sgens_hInstance, MAKEINTRESOURCE(IDI_SGENS));
		sgens_wndclass.hCursor = LoadCursorA(NULL, IDC_ARROW);
		sgens_wndclass.hbrBackground = GetSysColorBrush(COLOR_3DFACE);
		sgens_wndclass.lpszMenuName = NULL;
		sgens_wndclass.lpszClassName = "mdp_misc_sgens_window";
		
		pRegisterClassU(&sgens_wndclass);
	}
	
	// Create the window.
	sgens_window = pCreateWindowU("mdp_misc_sgens_window", "Sonic Gens",
					WS_DLGFRAME | WS_POPUP | WS_SYSMENU | WS_CAPTION,
					CW_USEDEFAULT, CW_USEDEFAULT,
					SGENS_WINDOW_WIDTH, SGENS_WINDOW_HEIGHT,
					(HWND)parent, NULL, sgens_hInstance, NULL);
	
	// Window adjustment.
	gsft_win32_set_actual_window_size(sgens_window, SGENS_WINDOW_WIDTH, SGENS_WINDOW_HEIGHT);
	gsft_win32_center_on_window(sgens_window, (HWND)parent);
	
	// Update the current ROM type and information display.
	sgens_window_update_rom_type();
	sgens_window_update();
	
	UpdateWindow(sgens_window);
	ShowWindow(sgens_window, TRUE);
	
	// Register the window with MDP Host Services.
	sgens_host_srv->window_register(&mdp, sgens_window);
}

void MCScreenDC::setcursor(Window p_window, MCCursorRef p_cursor)
{
	if (p_cursor == nil || p_cursor -> kind == kMCCursorNone)
		SetCursor(NULL);
	else if (p_cursor -> kind == kMCCursorStandard)
		SetCursor(LoadCursorA(nil, p_cursor -> standard));
	else
		SetCursor(p_cursor -> custom);
}

int CALLBACK 
WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
	HINSTANCE Module = hInstance;
	WNDCLASSEX WindowClass = {};
	WindowClass.cbSize = sizeof(WindowClass);
	WindowClass.style = CS_HREDRAW | CS_VREDRAW;
	WindowClass.lpfnWndProc = MainWindowProc;
	WindowClass.hInstance = Module;
	WindowClass.hIcon = LoadIcon(0, IDI_APPLICATION);
	WindowClass.hCursor = LoadCursorA(0, IDC_ARROW);
	WindowClass.lpszClassName = WINDOW_CLASS_NAME;
	RegisterClassExA(&WindowClass);

	DWORD WindowExStyle = WS_EX_APPWINDOW;
	DWORD WindowStyle = WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW & ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
	HWND MainWindow = CreateWindowEx(
		WindowExStyle,
		WINDOW_CLASS_NAME,
		"FSWindow",
		WindowStyle,
		CW_USEDEFAULT, CW_USEDEFAULT,
		CW_USEDEFAULT, CW_USEDEFAULT,
		0, 0,
		Module,
		0);

	RECT AdjustRect = {};
	AdjustRect.right = MAIN_WINDOW_WIDTH;
	AdjustRect.bottom = MAIN_WINDOW_HEIGHT;
	AdjustWindowRectEx(&AdjustRect, WindowStyle, FALSE, WindowExStyle);
	SetWindowPos(MainWindow, 0, 
		0, 0, 
		AdjustRect.right - AdjustRect.left, AdjustRect.bottom - AdjustRect.top, 
		SWP_NOMOVE | SWP_NOCOPYBITS | SWP_SHOWWINDOW);

	BOOL Running = TRUE;
	while(Running) {
		MSG Message;
		while(PeekMessageA(&Message, 0, 0, 0, PM_REMOVE)) {
			if(Message.message == WM_QUIT) {
				Running = FALSE;
				break;
			}
			else {
				TranslateMessage(&Message);
				DispatchMessageA(&Message);
			}
		}

		Sleep(10);
	}

	return 0;
}

/******************************************************************************
 * FillTreeView [Internal]
 *
 * For each child (given by lpe) of the parent shell folder, which is given by
 * lpsf and whose PIDL is pidl, insert a treeview-item right under hParent
 *
 * PARAMS
 *  info    [I] data for the dialog
 *  lpsf    [I] IShellFolder interface of the parent shell folder
 *  pidl    [I] ITEMIDLIST of the parent shell folder
 *  hParent [I] The treeview item that represents the parent shell folder
 *  lpe     [I] An iterator for the children of the parent shell folder
 */
static void FillTreeView( browse_info *info, IShellFolder * lpsf,
                 LPITEMIDLIST  pidl, HTREEITEM hParent, IEnumIDList* lpe)
{
	HTREEITEM	hPrev = 0;
	LPITEMIDLIST	pidlTemp = 0;
	ULONG		ulFetched;
	HRESULT		hr;
	HWND		hwnd = GetParent( info->hwndTreeView );

	TRACE("%p %p %p %p\n",lpsf, pidl, hParent, lpe);

	/* No IEnumIDList -> No children */
	if (!lpe) return;

	SetCapture( hwnd );
	SetCursor( LoadCursorA( 0, (LPSTR)IDC_WAIT ) );

	while (NOERROR == IEnumIDList_Next(lpe,1,&pidlTemp,&ulFetched))
	{
	    ULONG ulAttrs = SFGAO_HASSUBFOLDER | SFGAO_FOLDER;
	    IEnumIDList* pEnumIL = NULL;
	    IShellFolder* pSFChild = NULL;
	    IShellFolder_GetAttributesOf(lpsf, 1, (LPCITEMIDLIST*)&pidlTemp, &ulAttrs);
	    if (ulAttrs & SFGAO_FOLDER)
	    {
	        hr = IShellFolder_BindToObject(lpsf,pidlTemp,NULL,&IID_IShellFolder,(LPVOID*)&pSFChild);
	        if (SUCCEEDED(hr))
                {
	            DWORD flags = BrowseFlagsToSHCONTF(info->lpBrowseInfo->ulFlags);
	            hr = IShellFolder_EnumObjects(pSFChild, hwnd, flags, &pEnumIL);
                    if (hr == S_OK)
                    {
                        if ((IEnumIDList_Skip(pEnumIL, 1) != S_OK) ||
                             FAILED(IEnumIDList_Reset(pEnumIL)))
                        {
                            IEnumIDList_Release(pEnumIL);
                            pEnumIL = NULL;
                        }
                    }
                    IShellFolder_Release(pSFChild);
                }
	    }

	    if (!(hPrev = InsertTreeViewItem(info, lpsf, pidlTemp, pidl, pEnumIL, hParent)))
	        goto done;
	    SHFree(pidlTemp);  /* Finally, free the pidl that the shell gave us... */
	    pidlTemp=NULL;
	}

done:
	ReleaseCapture();
	SetCursor(LoadCursorW(0, (LPWSTR)IDC_ARROW));
    SHFree(pidlTemp);
}

/**
 * vlopt_window_show(): Show the VDP Layer Options window.
 * @param parent Parent window.
 */
void vlopt_window_show(void *parent)
{
	if (vlopt_window)
	{
		// VDP Layer Options window is already visible.
		// Set focus.
		// TODO
		return;
	}
	
	// Initialize the Win32 Unicode Translation Layer.
	w32u_init();
	
	vlopt_window_child_windows_created = FALSE;
	
	// If no HINSTANCE was specified, use the main executable's HINSTANCE.
	if (!vlopt_hInstance)
		vlopt_hInstance = pGetModuleHandleU(NULL);
	
	// Create the window class.
	if (vlopt_window_wndclass.lpfnWndProc != vlopt_window_wndproc)
	{
		vlopt_window_wndclass.style = 0;
		vlopt_window_wndclass.lpfnWndProc = vlopt_window_wndproc;
		vlopt_window_wndclass.cbClsExtra = 0;
		vlopt_window_wndclass.cbWndExtra = 0;
		vlopt_window_wndclass.hInstance = vlopt_hInstance;
		vlopt_window_wndclass.hIcon = LoadIconA(vlopt_hInstance, MAKEINTRESOURCE(IDI_VLOPT));
		vlopt_window_wndclass.hCursor = LoadCursorA(NULL, IDC_ARROW);
		vlopt_window_wndclass.hbrBackground = GetSysColorBrush(COLOR_3DFACE);
		vlopt_window_wndclass.lpszMenuName = NULL;
		vlopt_window_wndclass.lpszClassName = "vlopt_window_wndclass";
		
		pRegisterClassU(&vlopt_window_wndclass);
	}
	
	// Create the window.
	vlopt_window = pCreateWindowU("vlopt_window_wndclass", "VDP Layer Options",
					WS_DLGFRAME | WS_POPUP | WS_SYSMENU | WS_CAPTION,
					CW_USEDEFAULT, CW_USEDEFAULT,
					DLU_X(VLOPT_WINDOW_WIDTH), DLU_Y(VLOPT_WINDOW_HEIGHT),
					(HWND)parent, NULL, vlopt_hInstance, NULL);
	
	// Window adjustment.
	gsft_win32_set_actual_window_size(vlopt_window, DLU_X(VLOPT_WINDOW_WIDTH), DLU_Y(VLOPT_WINDOW_HEIGHT));
	gsft_win32_center_on_window(vlopt_window, (HWND)parent);
	
	UpdateWindow(vlopt_window);
	ShowWindow(vlopt_window, TRUE);
	
	// Register the window with MDP Host Services.
	vlopt_host_srv->window_register(&mdp, vlopt_window);
}

static void init(void)
{
    HMODULE hComctl32;
    BOOL (WINAPI *pInitCommonControlsEx)(const INITCOMMONCONTROLSEX*);
    WNDCLASSA wc;
    RECT rect;
    BOOL ret;

    hComctl32 = GetModuleHandleA("comctl32.dll");
    pInitCommonControlsEx = (void*)GetProcAddress(hComctl32, "InitCommonControlsEx");
    if (pInitCommonControlsEx)
    {
        INITCOMMONCONTROLSEX iccex;
        iccex.dwSize = sizeof(iccex);
        iccex.dwICC  = ICC_PROGRESS_CLASS;
        pInitCommonControlsEx(&iccex);
    }
    else
        InitCommonControls();
  
    wc.style = CS_HREDRAW | CS_VREDRAW;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = GetModuleHandleA(NULL);
    wc.hIcon = NULL;
    wc.hCursor = LoadCursorA(NULL, (LPCSTR)IDC_ARROW);
    wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
    wc.lpszMenuName = NULL;
    wc.lpszClassName = progressTestClass;
    wc.lpfnWndProc = progress_test_wnd_proc;
    RegisterClassA(&wc);

    SetRect(&rect, 0, 0, 400, 20);
    ret = AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE);
    ok(ret, "got %d\n", ret);
    
    hProgressParentWnd = CreateWindowExA(0, progressTestClass, "Progress Bar Test", WS_OVERLAPPEDWINDOW,
      CW_USEDEFAULT, CW_USEDEFAULT, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, GetModuleHandleA(NULL), 0);
    ok(hProgressParentWnd != NULL, "failed to create parent wnd\n");

    GetClientRect(hProgressParentWnd, &rect);
    hProgressWnd = CreateWindowExA(0, PROGRESS_CLASSA, "", WS_CHILD | WS_VISIBLE,
      0, 0, rect.right, rect.bottom, hProgressParentWnd, NULL, GetModuleHandleA(NULL), 0);
    ok(hProgressWnd != NULL, "failed to create parent wnd\n");
    progress_wndproc = (WNDPROC)SetWindowLongPtrA(hProgressWnd, GWLP_WNDPROC, (LPARAM)progress_subclass_proc);
    
    ShowWindow(hProgressParentWnd, SW_SHOWNORMAL);
    ok(GetUpdateRect(hProgressParentWnd, NULL, FALSE), "GetUpdateRect: There should be a region that needs to be updated\n");
    flush_events();
    update_window(hProgressParentWnd);    
}

static BOOL register_parent_wnd_class(void){
    WNDCLASSA cls;

    cls.style = 0;
    cls.lpfnWndProc = parent_wnd_proc;
    cls.cbClsExtra = 0;
    cls.cbWndExtra = 0;
    cls.hInstance = GetModuleHandleA(NULL);
    cls.hIcon = 0;
    cls.hCursor = LoadCursorA(0, (LPCSTR)IDC_ARROW);
    cls.hbrBackground = GetStockObject(WHITE_BRUSH);
    cls.lpszMenuName = NULL;
    cls.lpszClassName = "Trackbar test parent class";
    return RegisterClassA(&cls);
}

static void register_testwindow_class(void)
{
    WNDCLASSEXA cls;

    ZeroMemory(&cls, sizeof(cls));
    cls.cbSize = sizeof(cls);
    cls.style = 0;
    cls.lpfnWndProc = testwindow_wndproc;
    cls.hInstance = NULL;
    cls.hCursor = LoadCursorA(0, (LPSTR)IDC_ARROW);
    cls.hbrBackground = (HBRUSH) COLOR_WINDOW;
    cls.lpszClassName = testwindow_class;

    RegisterClassExA(&cls);
}