小菜鸟问题一个很菜的Vc6问题,大侠麻烦回答一下,感激不尽 Edit Box输入了回车后去调用一个按钮的函数,怎么设计?就是当用户填完EditBox后输入回车直接调用一个按钮,但是EditBox没有处理Keyup或kendown的消息阿??大侠帮帮忙,感激不尽 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 取得EditBox的窗口过程地址,保存之,可用GetWindowLong(hWnd, GWL_WNDPROC),再用LONG SetWindowLong( HWND hWnd, // handle of window int nIndex, // offset of value to set LONG dwNewLong // new value);在dwNewLong是自己定义的窗口过程的地址,处理完WM_KEYDOWN消息后SendMessage到原来的窗口过程 /*---------------------------------------- HEAD.C -- Displays beginning (head) of file (c) Charles Petzold, 1998 ----------------------------------------*/#include <windows.h>#define ID_LIST 1#define ID_TEXT 2#define MAXREAD 8192#define DIRATTR (DDL_READWRITE | DDL_READONLY | DDL_HIDDEN | DDL_SYSTEM | DDL_DIRECTORY | DDL_ARCHIVE | DDL_DRIVES)#define DTFLAGS (DT_WORDBREAK | DT_EXPANDTABS | DT_NOCLIP | DT_NOPREFIX)LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;LRESULT CALLBACK ListProc (HWND, UINT, WPARAM, LPARAM) ;WNDPROC OldList ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow){ static TCHAR szAppName[] = TEXT ("head") ; HWND hwnd ; MSG msg ; WNDCLASS wndclass ; wndclass.style = CS_HREDRAW | CS_VREDRAW ; wndclass.lpfnWndProc = WndProc ; wndclass.cbClsExtra = 0 ; wndclass.cbWndExtra = 0 ; wndclass.hInstance = hInstance ; wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ; wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; wndclass.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1) ; wndclass.lpszMenuName = NULL ; wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass)) { MessageBox (NULL, TEXT ("This program requires Windows NT!"), szAppName, MB_ICONERROR) ; return 0 ; } hwnd = CreateWindow (szAppName, TEXT ("head"), WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL) ; ShowWindow (hwnd, iCmdShow) ; UpdateWindow (hwnd) ; while (GetMessage (&msg, NULL, 0, 0)) { TranslateMessage (&msg) ; DispatchMessage (&msg) ; } return msg.wParam ;}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){ static BOOL bValidFile ; static BYTE buffer[MAXREAD] ; static HWND hwndList, hwndText ; static RECT rect ; static TCHAR szFile[MAX_PATH + 1] ; HANDLE hFile ; HDC hdc ; int i, cxChar, cyChar ; PAINTSTRUCT ps ; TCHAR szBuffer[MAX_PATH + 1] ; switch (message) { case WM_CREATE : cxChar = LOWORD (GetDialogBaseUnits ()) ; cyChar = HIWORD (GetDialogBaseUnits ()) ; rect.left = 20 * cxChar ; rect.top = 3 * cyChar ; hwndList = CreateWindow (TEXT ("listbox"), NULL, WS_CHILDWINDOW | WS_VISIBLE | LBS_STANDARD, cxChar, cyChar * 3, cxChar * 13 + GetSystemMetrics (SM_CXVSCROLL), cyChar * 10, hwnd, (HMENU) ID_LIST, (HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE), NULL) ; GetCurrentDirectory (MAX_PATH + 1, szBuffer) ; hwndText = CreateWindow (TEXT ("static"), szBuffer, WS_CHILDWINDOW | WS_VISIBLE | SS_LEFT, cxChar, cyChar, cxChar * MAX_PATH, cyChar, hwnd, (HMENU) ID_TEXT, (HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE), NULL) ; OldList = (WNDPROC) SetWindowLong (hwndList, GWL_WNDPROC, (LPARAM) ListProc) ; SendMessage (hwndList, LB_DIR, DIRATTR, (LPARAM) TEXT ("*.*")) ; return 0 ; case WM_SIZE : rect.right = LOWORD (lParam) ; rect.bottom = HIWORD (lParam) ; return 0 ; case WM_SETFOCUS : SetFocus (hwndList) ; return 0 ; case WM_COMMAND : if (LOWORD (wParam) == ID_LIST && HIWORD (wParam) == LBN_DBLCLK) { if (LB_ERR == (i = SendMessage (hwndList, LB_GETCURSEL, 0, 0))) break ; SendMessage (hwndList, LB_GETTEXT, i, (LPARAM) szBuffer) ; if (INVALID_HANDLE_VALUE != (hFile = CreateFile (szBuffer, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL))) { CloseHandle (hFile) ; bValidFile = TRUE ; lstrcpy (szFile, szBuffer) ; GetCurrentDirectory (MAX_PATH + 1, szBuffer) ; if (szBuffer [lstrlen (szBuffer) - 1] != `\\') lstrcat (szBuffer, TEXT ("\\")) ; SetWindowText (hwndText, lstrcat (szBuffer, szFile)) ; } else { bValidFile = FALSE ; szBuffer [lstrlen (szBuffer) - 1] = `\0' ; // If setting the directory doesn't work, maybe it's // a drive change, so try that. if (!SetCurrentDirectory (szBuffer + 1)) { szBuffer [3] = `:' ; szBuffer [4] = `\0' ; SetCurrentDirectory (szBuffer + 2) ; } // Get the new directory name and fill the list box. GetCurrentDirectory (MAX_PATH + 1, szBuffer) ; SetWindowText (hwndText, szBuffer) ; SendMessage (hwndList, LB_RESETCONTENT, 0, 0) ; SendMessage (hwndList, LB_DIR, DIRATTR, (LPARAM) TEXT ("*.*")) ; } InvalidateRect (hwnd, NULL, TRUE) ; } return 0 ; case WM_PAINT : if (!bValidFile) break ; if (INVALID_HANDLE_VALUE == (hFile = CreateFile (szFile, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL))) { bValidFile = FALSE ; break ; } ReadFile (hFile, buffer, MAXREAD, &i, NULL) ; CloseHandle (hFile) ; // i now equals the number of bytes in buffer. // Commence getting a device context for displaying text. hdc = BeginPaint (hwnd, &ps) ; SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ; SetTextColor (hdc, GetSysColor (COLOR_BTNTEXT)) ; SetBkColor (hdc, GetSysColor (COLOR_BTNFACE)) ; // Assume the file is ASCII DrawTextA (hdc, buffer, i, &rect, DTFLAGS) ; EndPaint (hwnd, &ps) ; return 0 ; case WM_DESTROY : PostQuitMessage (0) ; return 0 ; } return DefWindowProc (hwnd, message, wParam, lParam) ;} LRESULT CALLBACK ListProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){ if (message == WM_KEYDOWN && wParam == VK_RETURN) SendMessage (GetParent (hwnd), WM_COMMAND, MAKELONG (1, LBN_DBLCLK), (LPARAM) hwnd) ; return CallWindowProc (OldList, hwnd, message, wParam, lParam) ;} 大哥,能不能用MFC例程阿,我这个不懂诶 http://expert.csdn.net/Expert/topic/2680/2680624.xml?temp=.5508539看看这个贴子,像是用mfc的 可个相似,很好,感激不尽,结贴。(送分给jronald(深白色)) 咳,我问题还是没有解决,那个大虾给各MFC例程好吗,就是有一个EditBox和按纽,然后在EditBox输入回车后,自动调用那个按纽函数,给个例程吧,小弟感激不尽。还有怎么显示我给的分总和不对阿???请重新验证???怎么还是不能给分阿? 100分求犀利字符串比较函数----标题长长长长长 英文系统下如何显示中文? 急 OnInitialUpdate() 的问题 别人的文章里的一句话没有看明白:(关于服务程序) Button位图和背景的共存问题 求添加数组变量的简便方法 关于ACCESS的空字符这样查询? !!!绝对陷阱,千万别上当!!! 关于麦克风的音频采集的问题,高手过来看看 做程序员的mm 多吗??漂亮吗 图形学问题 对话框最小化恢复后闪动
再用LONG SetWindowLong(
HWND hWnd, // handle of window
int nIndex, // offset of value to set
LONG dwNewLong // new value
);在dwNewLong是自己定义的窗口过程的地址,处理完WM_KEYDOWN消息后SendMessage到原来的窗口过程
HEAD.C -- Displays beginning (head) of file
(c) Charles Petzold, 1998
----------------------------------------*/#include <windows.h>#define ID_LIST 1
#define ID_TEXT 2#define MAXREAD 8192
#define DIRATTR (DDL_READWRITE | DDL_READONLY | DDL_HIDDEN | DDL_SYSTEM | DDL_DIRECTORY | DDL_ARCHIVE | DDL_DRIVES)
#define DTFLAGS (DT_WORDBREAK | DT_EXPANDTABS | DT_NOCLIP | DT_NOPREFIX)
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
LRESULT CALLBACK ListProc (HWND, UINT, WPARAM, LPARAM) ;WNDPROC OldList ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("head") ;
HWND hwnd ;
MSG msg ;
WNDCLASS wndclass ;
wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ;
wndclass.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1) ;
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ;
if (!RegisterClass (&wndclass))
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
hwnd = CreateWindow (szAppName, TEXT ("head"),
WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hInstance, NULL) ;
ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ;
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
return msg.wParam ;
}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static BOOL bValidFile ;
static BYTE buffer[MAXREAD] ;
static HWND hwndList, hwndText ;
static RECT rect ;
static TCHAR szFile[MAX_PATH + 1] ;
HANDLE hFile ;
HDC hdc ;
int i, cxChar, cyChar ;
PAINTSTRUCT ps ;
TCHAR szBuffer[MAX_PATH + 1] ; switch (message)
{
case WM_CREATE :
cxChar = LOWORD (GetDialogBaseUnits ()) ;
cyChar = HIWORD (GetDialogBaseUnits ()) ;
rect.left = 20 * cxChar ;
rect.top = 3 * cyChar ;
hwndList = CreateWindow (TEXT ("listbox"), NULL,
WS_CHILDWINDOW | WS_VISIBLE | LBS_STANDARD,
cxChar, cyChar * 3,
cxChar * 13 + GetSystemMetrics (SM_CXVSCROLL),
cyChar * 10,
hwnd, (HMENU) ID_LIST,
(HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE),
NULL) ; GetCurrentDirectory (MAX_PATH + 1, szBuffer) ;
hwndText = CreateWindow (TEXT ("static"), szBuffer,
WS_CHILDWINDOW | WS_VISIBLE | SS_LEFT,
cxChar, cyChar, cxChar * MAX_PATH, cyChar,
hwnd, (HMENU) ID_TEXT,
(HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE),
NULL) ;
OldList = (WNDPROC) SetWindowLong (hwndList, GWL_WNDPROC,
(LPARAM) ListProc) ;
SendMessage (hwndList, LB_DIR, DIRATTR, (LPARAM) TEXT ("*.*")) ;
return 0 ;
case WM_SIZE :
rect.right = LOWORD (lParam) ;
rect.bottom = HIWORD (lParam) ;
return 0 ;
case WM_SETFOCUS :
SetFocus (hwndList) ;
return 0 ;
case WM_COMMAND :
if (LOWORD (wParam) == ID_LIST && HIWORD (wParam) == LBN_DBLCLK)
{ if (LB_ERR == (i = SendMessage (hwndList, LB_GETCURSEL, 0, 0)))
break ;
SendMessage (hwndList, LB_GETTEXT, i, (LPARAM) szBuffer) ;
if (INVALID_HANDLE_VALUE != (hFile = CreateFile (szBuffer,
GENERIC_READ, FILE_SHARE_READ, NULL,
OPEN_EXISTING, 0, NULL))) {
CloseHandle (hFile) ;
bValidFile = TRUE ;
lstrcpy (szFile, szBuffer) ;
GetCurrentDirectory (MAX_PATH + 1, szBuffer) ; if (szBuffer [lstrlen (szBuffer) - 1] != `\\')
lstrcat (szBuffer, TEXT ("\\")) ;
SetWindowText (hwndText, lstrcat (szBuffer, szFile)) ;
}
else
{
bValidFile = FALSE ;
szBuffer [lstrlen (szBuffer) - 1] = `\0' ; // If setting the directory doesn't work, maybe it's
// a drive change, so try that. if (!SetCurrentDirectory (szBuffer + 1))
{
szBuffer [3] = `:' ;
szBuffer [4] = `\0' ;
SetCurrentDirectory (szBuffer + 2) ;
} // Get the new directory name and fill the list box. GetCurrentDirectory (MAX_PATH + 1, szBuffer) ;
SetWindowText (hwndText, szBuffer) ;
SendMessage (hwndList, LB_RESETCONTENT, 0, 0) ;
SendMessage (hwndList, LB_DIR, DIRATTR,
(LPARAM) TEXT ("*.*")) ;
}
InvalidateRect (hwnd, NULL, TRUE) ;
}
return 0 ; case WM_PAINT :
if (!bValidFile)
break ; if (INVALID_HANDLE_VALUE == (hFile = CreateFile (szFile,
GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL)))
{
bValidFile = FALSE ;
break ;
} ReadFile (hFile, buffer, MAXREAD, &i, NULL) ;
CloseHandle (hFile) ; // i now equals the number of bytes in buffer.
// Commence getting a device context for displaying text. hdc = BeginPaint (hwnd, &ps) ;
SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ;
SetTextColor (hdc, GetSysColor (COLOR_BTNTEXT)) ;
SetBkColor (hdc, GetSysColor (COLOR_BTNFACE)) ; // Assume the file is ASCII DrawTextA (hdc, buffer, i, &rect, DTFLAGS) ; EndPaint (hwnd, &ps) ;
return 0 ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
LRESULT CALLBACK ListProc (HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
if (message == WM_KEYDOWN && wParam == VK_RETURN)
SendMessage (GetParent (hwnd), WM_COMMAND,
MAKELONG (1, LBN_DBLCLK), (LPARAM) hwnd) ;
return CallWindowProc (OldList, hwnd, message, wParam, lParam) ;
}