13 Windows编程——系统内置窗口子类型之静态子窗口

静态子窗口类型

wndclass:static

源码

 1 #include<Windows.h>
 2 #include<Windowsx.h>
 3 
 4 HINSTANCE G_h;
 5 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
 6 
 7 int WinMain(HINSTANCE hInst, HINSTANCE tmp, LPSTR szCmd, int nShow)
 8 {
 9     WNDCLASS WndClass;
10     TCHAR* ClassName = TEXT("MyClass");
11     HWND hwnd;
12     MSG msg;
13     HBRUSH hBrush = CreateSolidBrush(RGB(200, 200, 200));
14 
15     G_h = hInst;
16     WndClass.cbClsExtra = 0;
17     WndClass.cbWndExtra = 0;
18     WndClass.hbrBackground = hBrush;
19     WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
20     WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
21     WndClass.hInstance = hInst;
22     WndClass.lpfnWndProc = WindProc;
23     WndClass.lpszClassName = ClassName;
24     WndClass.lpszMenuName = NULL;
25     WndClass.style = CS_VREDRAW | CS_HREDRAW;
26 
27     if (!RegisterClass(&WndClass))
28     {
29         MessageBox(NULL, TEXT("Gegister Class Fail!!"), TEXT("error"), MB_OK);
30         return 0;
31     }
32 
33     //CreateWindow返回之前，会发送WM_CREATE消息
34     hwnd = CreateWindow(ClassName, TEXT("Hello"), WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 500, 300, NULL, NULL, hInst, NULL);
35     if (hwnd == NULL)
36     {
37         MessageBox(NULL, TEXT("Create Window Fail!!"), TEXT("error"), MB_OK);
38         return 0;
39     }
40     ShowWindow(hwnd, nShow);
41     UpdateWindow(hwnd);
42 
43     while (GetMessage(&msg, NULL, 0, 0))
44     {
45         TranslateMessage(&msg);
46         DispatchMessage(&msg);
47     }
48 
49     return 0;
50 }
51 
52 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
53 {
54     PAINTSTRUCT pt;
55     static HWND chwnd;
56     int cx, cy;
57     HBRUSH hBrush = CreateSolidBrush(RGB(0, 0, 240));
58     switch (message)
59     {
60     case WM_CREATE:
61         //法1 获得主程序句柄
62         chwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE|SS_CENTER, 0, 0, 0, 0, hwnd, (HMENU)1, ((LPCREATESTRUCT)lParam)->hInstance, NULL);
63         //法2 获得主程序句柄
64         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, G_h, NULL);
65         //发3 获得主程序句柄
66         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, GetModuleHandle(NULL), NULL);
67         return 0;
68     case WM_SIZE:
69         cx = LOWORD(lParam);
70         cy = HIWORD(lParam);
71         MoveWindow(chwnd, cx / 20,cy / 20, cx / 2, cy / 10, TRUE);
72         return 0;
73     case WM_CTLCOLORSTATIC:
74         SetTextColor((HDC)wParam, RGB(255, 0, 0));
75         SetBkMode((HDC)wParam, TRANSPARENT);
76         return (LRESULT)hBrush;
77     case WM_COMMAND:
78         return 0;
79     case WM_DESTROY:
80         PostQuitMessage(0);
81         return 0;
82     default:
83         break;
84     }
85 
86     return DefWindowProc(hwnd, message, wParam, lParam);
87 }

View Code

替换子窗口窗口处理过程，源码

  1 #include<Windows.h>
  2 #include<Windowsx.h>
  3 //#define _AFXDLL
  4 //#include<afx.h>
  5 
  6 HINSTANCE G_h;
  7 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
  8 LRESULT CALLBACK MyProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
  9 
 10 int WinMain(HINSTANCE hInst, HINSTANCE tmp, LPSTR szCmd, int nShow)
 11 {
 12     WNDCLASS WndClass;
 13     TCHAR* ClassName = TEXT("MyClass");
 14     HWND hwnd;
 15     MSG msg;
 16     HBRUSH hBrush = CreateSolidBrush(RGB(200, 200, 200));
 17 
 18     G_h = hInst;
 19     WndClass.cbClsExtra = 0;
 20     WndClass.cbWndExtra = 0;
 21     WndClass.hbrBackground = hBrush;
 22     WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
 23     WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
 24     WndClass.hInstance = hInst;
 25     WndClass.lpfnWndProc = WindProc;
 26     WndClass.lpszClassName = ClassName;
 27     WndClass.lpszMenuName = NULL;
 28     WndClass.style = CS_VREDRAW | CS_HREDRAW;
 29 
 30     if (!RegisterClass(&WndClass))
 31     {
 32         MessageBox(NULL, TEXT("Gegister Class Fail!!"), TEXT("error"), MB_OK);
 33         return 0;
 34     }
 35 
 36     //CreateWindow返回之前，会发送WM_CREATE消息
 37     hwnd = CreateWindow(ClassName, TEXT("Hello"), WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 500, 300, NULL, NULL, hInst, NULL);
 38     if (hwnd == NULL)
 39     {
 40         MessageBox(NULL, TEXT("Create Window Fail!!"), TEXT("error"), MB_OK);
 41         return 0;
 42     }
 43     ShowWindow(hwnd, nShow);
 44     UpdateWindow(hwnd);
 45 
 46     while (GetMessage(&msg, NULL, 0, 0))
 47     {
 48         TranslateMessage(&msg);
 49         DispatchMessage(&msg);
 50     }
 51 
 52     return 0;
 53 }
 54 
 55 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 56 {
 57     PAINTSTRUCT pt;
 58     static HWND chwnd;
 59     int cx, cy;
 60     HBRUSH hBrush = CreateSolidBrush(RGB(0, 0, 240));
 61     switch (message)
 62     {
 63     case WM_CREATE:
 64         //法1 获得主程序句柄
 65         chwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE | SS_CENTER, 0, 0, 0, 0, hwnd, (HMENU)1, ((LPCREATESTRUCT)lParam)->hInstance, NULL);
 66         //法2 获得主程序句柄
 67         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, G_h, NULL);
 68         //发3 获得主程序句柄
 69         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, GetModuleHandle(NULL), NULL);
 70         //这个函数将窗口chwnd的窗口处理过程改变为MyProc。这个函数的作用，相当于把static窗口类中的lpfnWndProc值设置为MyProc
 71         SetWindowLong(chwnd, GWL_WNDPROC, (LONG)MyProc);
 72         return 0;
 73     case WM_SIZE:
 74         cx = LOWORD(lParam);
 75         cy = HIWORD(lParam);
 76         MoveWindow(chwnd, cx / 20, cy / 20, cx / 2, cy / 10, TRUE);
 77         return 0;
 78     case WM_CTLCOLORSTATIC:
 79         //TRACE("WM_CTLCOLORSTATIC
");
 80         SetTextColor((HDC)wParam, RGB(255, 0, 0));
 81         SetBkMode((HDC)wParam, TRANSPARENT);
 82         return (LRESULT)hBrush;
 83     case WM_COMMAND:
 84         return 0;
 85     case WM_DESTROY:
 86         PostQuitMessage(0);
 87         return 0;
 88     default:
 89         break;
 90     }
 91 
 92     return DefWindowProc(hwnd, message, wParam, lParam);
 93 }
 94 
 95 LRESULT CALLBACK MyProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 96 {
 97     //TRACE("MyProc
");
 98     PAINTSTRUCT ps;
 99     HDC hdc;
100     static int cx, cy;
101     switch (message)
102     {
103     case WM_SIZE:
104         cx = LOWORD(lParam);
105         cy = HIWORD(lParam);
106         return 0;
107     case WM_PAINT:
108         hdc = BeginPaint(hwnd, &ps);
109         Rectangle(hdc, 0, 0, cx, cy);
110         TextOut(hdc, 10, 5, TEXT("child"), 5);
111         EndPaint(hwnd, &ps);
112         return 0;
113     case WM_DESTROY:
114         PostQuitMessage(0);
115         return 0;
116     default:
117         break;
118     }
119     return DefWindowProc(hwnd, message, wParam, lParam);
120 }

View Code

拦截窗口处理消息

  1 #include<Windows.h>
  2 #include<Windowsx.h>
  3 //#define _AFXDLL
  4 //#include<afx.h>
  5 
  6 DWORD proc;
  7 HINSTANCE G_h;
  8 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
  9 LRESULT CALLBACK MyProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
 10 
 11 int WinMain(HINSTANCE hInst, HINSTANCE tmp, LPSTR szCmd, int nShow)
 12 {
 13     WNDCLASS WndClass;
 14     TCHAR* ClassName = TEXT("MyClass");
 15     HWND hwnd;
 16     MSG msg;
 17     HBRUSH hBrush = CreateSolidBrush(RGB(200, 200, 200));
 18 
 19     G_h = hInst;
 20     WndClass.cbClsExtra = 0;
 21     WndClass.cbWndExtra = 0;
 22     WndClass.hbrBackground = hBrush;
 23     WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
 24     WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
 25     WndClass.hInstance = hInst;
 26     WndClass.lpfnWndProc = WindProc;
 27     WndClass.lpszClassName = ClassName;
 28     WndClass.lpszMenuName = NULL;
 29     WndClass.style = CS_VREDRAW | CS_HREDRAW;
 30 
 31     if (!RegisterClass(&WndClass))
 32     {
 33         MessageBox(NULL, TEXT("Gegister Class Fail!!"), TEXT("error"), MB_OK);
 34         return 0;
 35     }
 36 
 37     //CreateWindow返回之前，会发送WM_CREATE消息
 38     hwnd = CreateWindow(ClassName, TEXT("Hello"), WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 500, 300, NULL, NULL, hInst, NULL);
 39     if (hwnd == NULL)
 40     {
 41         MessageBox(NULL, TEXT("Create Window Fail!!"), TEXT("error"), MB_OK);
 42         return 0;
 43     }
 44     ShowWindow(hwnd, nShow);
 45     UpdateWindow(hwnd);
 46 
 47     while (GetMessage(&msg, NULL, 0, 0))
 48     {
 49         TranslateMessage(&msg);
 50         DispatchMessage(&msg);
 51     }
 52 
 53     return 0;
 54 }
 55 
 56 LRESULT CALLBACK WindProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 57 {
 58     PAINTSTRUCT pt;
 59     static HWND chwnd;
 60     int cx, cy;
 61     HBRUSH hBrush = CreateSolidBrush(RGB(0, 0, 240));
 62     switch (message)
 63     {
 64     case WM_CREATE:
 65         //法1 获得主程序句柄
 66         chwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE | SS_CENTER|SS_NOTIFY, 0, 0, 0, 0, hwnd, (HMENU)1, ((LPCREATESTRUCT)lParam)->hInstance, NULL);
 67         //法2 获得主程序句柄
 68         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, G_h, NULL);
 69         //发3 获得主程序句柄
 70         //hwnd = CreateWindow(TEXT("static"), TEXT("中国"), WS_CHILD | WS_VISIBLE, 0, 0, 50, 50, hwnd, (HMENU)1, GetModuleHandle(NULL), NULL);
 71         //这个函数将窗口chwnd的窗口处理过程改变为MyProc。这个函数的作用，相当于把static窗口类中的lpfnWndProc值设置为MyProc
 72         proc=SetWindowLong(chwnd, GWL_WNDPROC, (LONG)MyProc);
 73         return 0;
 74     case WM_SIZE:
 75         cx = LOWORD(lParam);
 76         cy = HIWORD(lParam);
 77         MoveWindow(chwnd, cx / 20, cy / 20, cx / 2, cy / 10, TRUE);
 78         return 0;
 79     case WM_CTLCOLORSTATIC:
 80         //TRACE("WM_CTLCOLORSTATIC
");
 81         SetTextColor((HDC)wParam, RGB(255, 0, 0));
 82         SetBkMode((HDC)wParam, TRANSPARENT);
 83         return (LRESULT)hBrush;
 84     case WM_COMMAND:
 85         return 0;
 86     case WM_DESTROY:
 87         PostQuitMessage(0);
 88         return 0;
 89     default:
 90         break;
 91     }
 92 
 93     return DefWindowProc(hwnd, message, wParam, lParam);
 94 }
 95 
 96 LRESULT CALLBACK MyProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 97 {
 98     //TRACE("MyProc
");
 99     PAINTSTRUCT ps;
100     HDC hdc;
101     static int cx, cy;
102     //TRACE("%d  %d  %d
", message, wParam, lParam);
103     switch (message)
104     {
105     case WM_SIZE:
106         cx = LOWORD(lParam);
107         cy = HIWORD(lParam);
108         //return 0;
109         break;
110     case WM_PAINT:
111         hdc = BeginPaint(hwnd, &ps);
112         Rectangle(hdc, 0, 0, cx, cy);
113         TextOut(hdc, 10, 5, TEXT("child"), 5);
114         EndPaint(hwnd, &ps);
115         //return 0;
116         break;
117     default:
118         break;
119     }
120     return ((LRESULT (CALLBACK*)(HWND , UINT , WPARAM , LPARAM ))proc)(hwnd, message, wParam, lParam);
121 }

View Code