9. 锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷斜锟揭拷锟斤拷锟斤拷劬锟斤拷锟斤拷欠锟窖★拷校锟斤拷锟斤拷锟斤拷愿锟紺hildProc锟斤拷锟斤拷一锟斤拷锟斤拷锟戒父锟接达拷讯息锟斤拷锟斤拷锟斤拷式(WndProc)锟斤拷锟斤拷讯息锟斤拷锟街段★拷通锟斤拷锟斤拷锟斤拷GetParent锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷确锟斤拷锟戒父锟接达拷锟斤拷锟接达拷锟斤拷锟脚ｏ拷
hwndParent = GetParent (hwnd) ;
锟斤拷锟叫ｏ拷hwnd锟斤拷锟斤拷锟接达拷锟斤拷锟接达拷锟斤拷锟脚★拷锟斤拷锟斤拷锟斤拷锟斤拷锟戒父锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷讯息锟斤拷
SendMessage (hwndParent, message, wParam, lParam) ;
锟斤拷么message应锟斤拷锟借定为什么锟截ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷瓒拷锟斤拷锟街碉拷锟叫★拷锟斤拷锟斤拷锟絎M_USER锟斤拷同锟斤拷锟斤拷锟斤拷锟叫╋拷锟斤拷执锟斤拷锟斤拷锟皆わ拷榷锟斤拷锟斤拷WM_ 讯息锟斤拷锟斤拷突锟斤拷讯息锟斤拷也锟斤拷锟斤拷锟斤拷锟窖断拷锟斤拷锟斤拷哟锟斤拷锟斤拷越锟絯Param锟借定为锟斤拷锟斤拷锟斤拷锟接达拷ID锟斤拷锟斤拷锟斤拷诟锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟矫磍Param锟斤拷锟皆憋拷锟斤拷为1锟斤拷锟斤拷锟轿达拷诟锟斤拷锟斤拷哟锟斤拷系锟斤拷锟斤拷锟斤拷锟矫磍Param锟斤拷锟斤拷锟斤拷为0锟斤拷锟斤拷锟角达拷锟斤拷锟斤拷式锟斤拷一锟斤拷选锟斤拷
锟斤拷实锟较ｏ拷锟斤拷锟斤拷锟节斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋」锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷状态锟侥憋拷时锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷图锟斤拷锟窖断拷锟酵ㄖ拷锟斤拷哟锟斤拷锟绞癸拷锟斤拷锟斤拷址锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷捅锟斤拷锟斤拷锟戒父锟接达拷锟侥高斤拷锟斤拷锟斤拷装锟矫★拷锟斤拷锟斤拷锟斤拷锟皆硷拷锟斤拷萤幕锟较碉拷图锟斤拷锟斤拷锟斤拷锟接︼拷拇锟斤拷锟斤拷锟斤拷锟绞癸拷锟斤拷锟斤拷锟斤拷锟侥伙拷应锟皆硷拷锟节凤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟铰硷拷时通知锟斤拷一锟斤拷锟接达拷锟侥凤拷锟斤拷锟斤拷锟斤拷装锟斤拷锟斤拷锟斤拷
锟斤拷然锟斤拷锟斤拷锟皆斤拷锟斤拷锟皆硷拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋，锟斤拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷一些预锟饺讹拷锟斤拷锟斤拷哟锟斤拷锟金（猴拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷准锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋，锟斤拷一锟斤拷锟节憋拷锟絎indows锟斤拷式锟叫匡拷锟斤拷锟斤拷锟斤拷些锟斤拷锟斤拷锟筋。锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷玫锟斤拷锟绞斤拷校锟斤拷锟脚ワ拷锟斤拷锟饺★拷锟斤拷椤拷嗉拷锟斤拷椤拷宓ワ拷锟斤拷椤拷锟斤拷锟绞斤拷宓ワ拷锟斤拷椤拷执锟斤拷锟角╋拷途锟斤拷锟斤拷小锟斤拷锟斤拷纾拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟侥筹拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟叫★拷Recalculate锟斤拷锟侥帮拷钮锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟脚ワ拷锟斤拷锟斤拷锟斤拷氐锟斤拷幕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷钮锟斤拷示锟斤拷锟斤拷锟斤拷锟铰该帮拷钮时锟斤拷锟皆讹拷锟斤拷烁锟斤拷锟斤拷锟斤拷锟斤拷些锟斤拷锟斤拷Windows锟节诧拷锟斤拷傻摹锟斤拷锟斤拷锟揭拷锟斤拷锟街伙拷锟斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷锟斤拷钮锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷通锟斤拷锟斤拷一讯息通知锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷堑模锟揭伙拷锟揭裁伙拷锟斤拷锟�
锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟节对伙拷锟斤拷锟斤拷锟斤拷锟筋常锟矫★拷锟节碉拷十一锟斤拷锟斤拷锟斤拷锟斤拷锟结看锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟轿伙拷煤统叽纾拷锟斤拷诜锟斤拷锟斤拷锟绞斤拷锟斤拷锟皆达拷锟斤拷锟斤拷锟斤拷锟斤拷械亩曰锟斤拷锟斤拷锟侥ｏ拷锟斤拷锒拷锟侥★拷锟斤拷锟角ｏ拷锟斤拷也锟斤拷锟斤拷使锟斤拷预锟饺讹拷锟斤拷模锟斤拷锟斤拷锟酵拷哟锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋。锟斤拷锟斤拷锟皆猴拷锟斤拷一锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷MoveWindow锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷位锟矫和尺寸。锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋发锟斤拷讯息锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷讯息锟斤拷
锟节斤拷锟斤拷锟斤拷通锟接达拷时锟斤拷锟斤拷锟饺讹拷锟斤拷锟接达拷锟斤拷穑锟绞癸拷锟絉egisterClass锟斤拷锟斤拷注锟结到Windows锟叫ｏ拷然锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷锟捷革拷锟接达拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟酵拷哟锟斤拷锟斤拷拥锟斤拷锟斤拷驴锟绞硷拷锟斤拷锟斤拷蔷锟斤拷锟斤拷锟矫达拷锟斤拷摹锟斤拷锟斤拷牵锟斤拷锟斤拷锟绞癸拷锟皆わ拷榷锟斤拷锟斤拷某锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷为锟斤拷锟接达拷注锟斤拷锟接达拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟窖撅拷锟斤拷锟斤拷锟絎indows之锟叫ｏ拷锟斤拷锟斤拷锟斤拷一锟斤拷预锟饺讹拷锟斤拷锟斤拷锟斤拷帧锟斤拷锟街伙拷锟斤拷锟紺reateWindow锟叫帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷CreateWindow锟叫碉拷锟接达拷锟斤拷式锟斤拷锟斤拷准确锟截讹拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷魏凸锟斤拷堋锟絎indows锟节斤拷锟剿达拷锟斤拷锟斤拷锟酵革拷锟斤拷锟斤拷锟斤拷些锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟�
直锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷使锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥承╋拷锟斤拷锟斤拷锟叫╋拷锟斤拷锟侥诧拷蔚锟斤拷锟节对伙拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷牟锟轿★拷锟斤拷锟斤，锟皆伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷某锟绞斤拷涂锟斤拷锟斤拷锟街拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟姐。值锟斤拷一锟斤拷模锟斤拷锟斤拷锟斤拷芑岱拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷辖锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷睿伙拷锟斤拷锟斤拷锟絋ab锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷虢癸拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟狡讹拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷诓锟斤拷锟斤拷堋锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷芄锟斤拷锟斤拷锟斤拷锟诫焦锟姐，锟斤拷锟角伙拷锟斤拷幔拷锟斤拷锟斤拷锟斤拷馨锟斤拷锟斤拷虢癸拷愦拷馗锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟角憋拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷狻�
Windows锟斤拷式锟斤拷频锟斤拷募锟斤拷锟斤拷锟斤拷锟斤拷胤锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷睿猴拷锟斤拷锟斤拷牵锟斤拷虻サ某锟斤拷每锟斤拷锟斤拷睿拷锟斤拷强锟斤拷锟斤拷锟�/Platform SDK/User Interface Services/Controls锟斤拷锟侥硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆伙拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟斤拷锟斤拷些锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷钮锟斤拷锟斤拷锟叫帮拷锟斤拷锟斤拷取锟斤拷锟斤拷牡锟窖★拷锟脚ワ拷锟斤拷锟斤拷锟教拷锟斤拷锟斤拷睿拷锟斤拷锟斤拷锟斤拷直锟角╋拷锟斤拷锟斤拷嗉拷锟斤拷椋拷锟斤拷锟斤拷锟斤拷诖吮嗉伙拷谢锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟叫★拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷宓ワ拷锟斤拷椤ｏ拷锟斤拷锟斤拷锟绞斤拷宓ワ拷锟斤拷锟斤拷锟斤拷猓拷锟絎indows 1.0锟叫就帮拷锟斤拷锟斤拷锟斤拷些锟斤拷锟斤拷锟筋。锟解部锟街碉拷Windows锟侥硷拷锟斤拷锟斤拷锟斤拷Rich Text锟斤拷锟街编辑锟斤拷锟斤拷锟筋，锟斤拷锟斤拷嗉拷锟斤拷锟斤拷锟斤拷疲锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷嗉拷锟酵拷锟斤拷锟斤拷锟斤拷锟绞斤拷母锟绞斤拷锟斤拷锟斤拷郑锟斤拷约锟斤拷锟斤拷锟接︼拷霉锟斤拷锟斤拷小锟�
锟斤拷锟届丁锟斤拷锟斤拷每锟斤拷锟斤拷睢癸拷锟斤拷锟斤拷锟揭恍╋拷锟斤拷氐锟斤拷锟斤拷锟斤拷锟斤拷锟筋。锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷/Platform SDK/User Interface Services/Shell and Common Controls/Common Controls锟斤拷锟斤拷锟斤拷锟斤拷锟铰诧拷锟斤拷锟桔筹拷锟矫匡拷锟斤拷锟筋，锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷锟节憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷帧锟斤拷锟斤拷獠匡拷值锟絎indows锟侥硷拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟揭碉拷锟斤拷锟斤拷颖锟斤拷Windows应锟矫筹拷式锟斤拷应锟矫碉拷锟斤拷锟皆硷拷锟斤拷应锟矫筹拷式锟斤拷头锟斤拷些锟斤拷锟斤拷锟斤拷讯锟斤拷
锟斤拷钮锟斤拷锟�
锟斤拷
锟斤拷锟斤拷锟斤拷锟角斤拷通锟斤拷锟斤拷锟斤拷BTNLOOK锟斤拷锟斤拷button look锟斤拷锟斤拷锟侥筹拷式锟斤拷锟斤拷始锟斤拷锟杰帮拷钮锟接达拷锟斤拷锟斤拷锟斤拷式9-1锟斤拷示锟斤拷BTNLOOK锟斤拷锟斤拷10锟斤拷锟斤拷锟接达拷锟斤拷钮锟斤拷锟斤拷锟筋，每锟斤拷锟斤拷锟斤拷锟斤拷锟接σ伙拷锟斤拷锟阶硷拷陌锟脚ワ拷锟绞斤拷锟斤拷锟剿癸拷锟斤拷10锟街憋拷准锟斤拷钮锟斤拷式锟斤拷
锟斤拷式9-1 BTNLOOK
BTNLOOK.C
/*--------------------------------------------------------------------------
BTNLOOK.C -- Button Look Program
(c) Charles Petzold, 1998
---------------------------------------------------------------------------*/
#include <windows.h>
struct
{
int iStyle ;
TCHAR * szText ;
}
button[] =
{
BS_PUSHBUTTON, TEXT ("PUSHBUTTON"),
BS_DEFPUSHBUTTON, TEXT ("DEFPUSHBUTTON"),
BS_CHECKBOX, TEXT ("CHECKBOX"),
BS_AUTOCHECKBOX, TEXT ("AUTOCHECKBOX"),
BS_RADIOBUTTON, TEXT ("RADIOBUTTON"),
BS_3STATE, TEXT ("3STATE"),
BS_AUTO3STATE, TEXT ("AUTO3STATE"),
BS_GROUPBOX, TEXT ("GROUPBOX"),
BS_AUTORADIOBUTTON, TEXT ("AUTORADIO"),
BS_OWNERDRAW, TEXT ("OWNERDRAW")
} ;
#define NUM (sizeof button / sizeof button[0])
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("BtnLook") ;
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) GetStockObject (WHITE_BRUSH) ;
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 ("Button Look"),
WS_OVERLAPPEDWINDOW,
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 HWND hwndButton[NUM] ;
static RECT rect ;
static TCHAR szTop[] = TEXT ("message wParam lParam"),
szUnd[] = TEXT ("_______ ______ ______"),
szFormat[] = TEXT ("%-16s%04X-%04X %04X-%04X"),
szBuffer[50] ;
static int cxChar, cyChar ;
HDC hdc ;
PAINTSTRUCT ps ;
int i ;
switch (message)
{
case WM_CREATE :
cxChar = LOWORD (GetDialogBaseUnits ()) ;
cyChar = HIWORD (GetDialogBaseUnits ()) ;
for (i = 0 ; i < NUM ; i++)
hwndButton[i] = CreateWindow ( TEXT("button"),button[i].szText,
WS_CHILD | WS_VISIBLE | button[i].iStyle,
cxChar, cyChar * (1 + 2 * i),
20 * cxChar, 7 * cyChar / 4,
hwnd, (HMENU) i,
((LPCREATESTRUCT) lParam)->hInstance, NULL) ;
return 0 ;
case WM_SIZE :
rect.left = 24 * cxChar ;
rect.top = 2 * cyChar ;
rect.right = LOWORD (lParam) ;
rect.bottom = HIWORD (lParam) ;
return 0 ;
case WM_PAINT :
InvalidateRect (hwnd, &rect, TRUE) ;
hdc = BeginPaint (hwnd, &ps) ;
SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ;
SetBkMode (hdc, TRANSPARENT) ;
TextOut (hdc, 24 * cxChar, cyChar, szTop, lstrlen (szTop)) ;
TextOut (hdc, 24 * cxChar, cyChar, szUnd, lstrlen (szUnd)) ;
EndPaint (hwnd, &ps) ;
return 0 ;
case WM_DRAWITEM :
case WM_COMMAND :
ScrollWindow (hwnd, 0, -cyChar, &rect, &rect) ;
hdc = GetDC (hwnd) ;
SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ;
TextOut( hdc, 24 * cxChar, cyChar * (rect.bottom / cyChar - 1),
szBuffer,
wsprintf (szBuffer, szFormat,
message == WM_DRAWITEM ? TEXT ("WM_DRAWITEM") :
TEXT ("WM_COMMAND"),
HIWORD (wParam), LOWORD (wParam),
HIWORD (lParam), LOWORD (lParam))) ;
ReleaseDC (hwnd, hdc) ;
ValidateRect (hwnd, &rect) ;
break ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
锟斤拷锟斤拷锟斤拷钮时锟斤拷锟斤拷钮锟酵革拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷一锟斤拷WM_COMMAND讯息锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷悉锟斤拷WndProc锟斤拷BTNLOOK锟斤拷WndProc锟斤拷锟斤拷讯息锟斤拷wParam锟斤拷锟斤拷锟斤拷lParam锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷冶撸锟斤拷锟酵�9-1锟斤拷示锟斤拷
锟斤拷锟斤拷BS_OWNERDRAW锟斤拷式锟侥帮拷钮锟斤拷锟接达拷锟斤拷锟斤拷示为一锟斤拷锟斤拷锟斤拷锟斤拷影锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷式锟侥帮拷钮锟斤拷锟缴筹拷式锟斤拷锟斤拷锟斤拷锟斤拷频摹锟斤拷冒锟脚ワ拷锟绞撅拷锟斤拷锟揭拷砂锟斤拷锟絣Param讯息锟斤拷锟斤拷锟斤拷WM_DRAWITEM讯息锟斤拷锟斤拷锟狡ｏ拷锟斤拷lParam讯息锟斤拷锟斤拷锟斤拷一锟斤拷指锟斤拷DRAWITEMSTRUCT锟斤拷态锟结构锟斤拷指锟疥。锟斤拷BTNLOOK锟叫ｏ拷锟斤拷些讯息也同锟斤拷锟斤拷锟斤拷示锟斤拷锟揭斤拷锟节憋拷锟铰碉拷锟斤拷锟斤拷锟斤拷锟较革拷锟斤拷锟斤拷锟斤拷锟斤拷锟接碉拷锟斤拷呋锟斤拷疲锟給wner draw锟斤拷锟斤拷钮锟斤拷
锟斤拷
| 图9-1 BTNLOOK锟斤拷萤幕锟斤拷示 |
锟斤拷锟斤拷锟斤拷锟接达拷
锟斤拷
BTNLOOK锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷button锟侥结构锟斤拷锟斤拷锟斤拷锟斤拷锟剿帮拷钮锟接达拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟街达拷锟斤拷锟斤拷锟角讹拷应锟�10锟斤拷锟斤拷钮锟斤拷态锟斤拷锟斤拷锟叫帮拷钮锟接达拷锟斤拷式锟斤拷锟斤拷锟斤拷母锟斤拷BS锟斤拷锟斤拷头锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷钮锟斤拷式锟斤拷锟斤拷10锟斤拷锟斤拷钮锟斤拷锟接达拷锟斤拷锟斤拷WndProc锟叫达拷锟斤拷WM_CREATE讯息锟侥癸拷锟斤拷锟斤拷使锟斤拷一锟斤拷for锟斤拷圈锟斤拷锟斤拷锟侥★拷CreateWindow锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷
|
Class name锟斤拷锟斤拷锟斤拷锟斤拷疲锟� Window text锟斤拷锟接达拷锟斤拷锟街ｏ拷 Window style锟斤拷锟接达拷锟斤拷式锟斤拷 x position锟斤拷x位锟矫ｏ拷 y position锟斤拷y位锟矫ｏ拷 Width锟斤拷锟斤拷锟饺ｏ拷 Height锟斤拷锟竭度ｏ拷 Parent window锟斤拷锟斤拷锟接达拷锟斤拷 Child window ID锟斤拷锟斤拷锟接达拷ID锟斤拷 Instance handle锟斤拷执锟斤拷实锟斤拷锟斤拷牛锟� Extra parameters锟斤拷锟斤拷锟接诧拷锟斤拷锟斤拷 |
TEXT ("button") button[i].szText WS_CHILD | WS_VISIBLE | button[i].iStyle cxChar cyChar * (1 + 2 * i) 20 * xChar 7 * yChar / 4 hwnd (HMENU) i ((LPCREATESTRUCT) lParam) -> hInstance NULL |
锟斤拷锟斤拷锟斤拷撇锟斤拷锟斤拷锟皆わ拷榷锟斤拷锟斤拷锟斤拷锟街★拷锟接达拷锟斤拷式使锟斤拷WS_CHILD锟斤拷WS_VISIBLE锟皆硷拷锟斤拷button锟结构锟叫讹拷锟斤拷锟�10锟斤拷锟斤拷钮锟斤拷式之一锟斤拷BS_PUSHBUTTON锟斤拷BS_DEFPUSHBUTTON锟饺等ｏ拷锟斤拷锟接达拷锟斤拷锟街诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵拷哟锟斤拷锟剿碉拷锟斤拷锟斤拷锟斤拷锟绞撅拷诒锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷郑锟斤拷锟斤拷锟矫匡拷锟斤拷锟脚ワ拷锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷壹虻サ锟绞癸拷帽锟绞讹拷锟脚ワ拷锟绞斤拷锟斤拷值锟絰位锟矫猴拷y位锟矫诧拷锟斤拷锟斤拷说锟斤拷锟斤拷锟接达拷锟斤拷锟较斤拷锟斤拷锟届陡锟斤拷哟锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷辖堑锟轿伙拷谩锟斤拷锟斤拷群透叨炔锟斤拷锟斤拷娑拷锟矫匡拷锟斤拷锟斤拷哟锟斤拷目锟斤拷群透叨取锟斤拷锟阶拷猓拷锟斤拷玫锟斤拷锟紾etDialogBaseUnits锟斤拷式锟斤拷锟斤拷锟斤拷诙锟斤拷锟斤拷锟斤拷锟皆拷目锟斤拷群透叨取锟斤拷锟斤拷嵌曰锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街尺达拷暮锟绞斤拷锟斤拷撕锟绞斤拷锟斤拷锟揭伙拷锟�32位元锟斤拷值锟斤拷锟斤拷锟叫碉拷锟斤拷锟斤拷锟绞撅拷锟斤拷龋锟斤拷锟斤拷锟斤拷锟斤拷示锟竭度★拷锟斤拷锟紾etDialogBaseUnits锟斤拷锟截碉拷值锟斤拷锟紾etTextMetrics锟斤拷玫锟街碉拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟紾etDialogBaseUnits锟斤拷时使锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫╋拷锟斤拷锟斤拷锟斤拷芄锟斤拷锟皆伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫地憋拷锟斤拷一锟铰★拷
锟斤拷每锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷ID锟斤拷锟斤拷应锟矫革拷锟斤拷锟斤拷同锟斤拷锟节达拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷WM_COMMAND讯息时锟斤拷ID锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式识锟斤拷锟斤拷锟接︼拷锟斤拷锟斤拷哟锟斤拷锟阶拷锟斤拷锟斤拷哟锟絀D锟斤拷锟斤拷为CreateWindow锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟捷的ｏ拷锟矫诧拷锟斤拷通锟斤拷锟斤拷锟街革拷锟斤拷锟绞斤拷墓锟斤拷鼙锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷ID锟斤拷锟诫被强锟斤拷转锟斤拷为HMENU锟斤拷
CreateWindow锟斤拷锟叫碉拷执锟斤拷实锟斤拷锟斤拷趴锟斤拷锟斤拷锟斤拷械锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰碉拷锟斤拷实锟斤拷锟洁即锟节达拷锟斤拷WM_CREATE讯息锟侥癸拷锟斤拷锟叫ｏ拷lParam实锟斤拷锟斤拷锟斤拷指锟斤拷CREATESTRUCT 锟斤拷锟斤拷锟斤拷锟斤拷锟结构锟斤拷锟斤拷锟结构锟斤拷指锟疥，锟矫结构锟斤拷一锟斤拷hInstance锟斤拷员锟斤拷锟斤拷锟皆斤拷lParam转锟斤拷锟斤拷指锟斤拷CREATESTRUCT锟结构锟斤拷一锟斤拷指锟疥，锟斤拷取锟斤拷hInstance锟斤拷
锟斤拷锟斤拷些Windows锟斤拷式使锟斤拷锟斤拷为hInst锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷艽锟饺inMain锟叫碉拷执锟斤拷实锟斤拷锟斤拷拧锟斤拷锟絎inMain锟叫ｏ拷锟斤拷只锟斤拷锟节斤拷锟斤拷锟斤拷锟接达拷之前锟借定锟斤拷
hInst = hInstance ;
锟节碉拷锟斤拷锟斤拷锟叫碉拷CHECKER3锟斤拷式锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷GetWindowLong取锟斤拷执锟斤拷实锟斤拷锟斤拷牛锟�
GetWindowLong (hwnd, GWL_HINSTANCE)
锟解几锟街凤拷锟斤拷锟斤拷锟斤拷锟斤拷确锟侥★拷锟斤拷
锟节猴拷锟斤拷CreateWindow之锟结，锟斤拷锟角诧拷锟斤拷锟斤拷为锟斤拷些锟斤拷锟接达拷锟斤拷锟轿猴拷锟斤拷锟介，锟斤拷Windows锟叫的帮拷钮锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷维锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷锟截伙拷锟斤拷锟斤拷锟斤拷BS_OWNERDRAW锟斤拷式锟侥帮拷钮锟斤拷锟解，锟斤拷要锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫╋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟桔ｏ拷锟斤拷锟节筹拷式锟斤拷止时锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷丫锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么Windows锟斤拷锟斤拷锟斤拷锟叫╋拷锟斤拷哟锟斤拷锟�
锟斤拷锟接达拷锟斤拷锟接达拷锟斤拷讯息
锟斤拷
锟斤拷锟斤拷执锟斤拷BTNLOOK时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟竭伙拷锟斤拷示锟斤拷锟斤拷同锟侥帮拷钮锟斤拷态锟斤拷锟斤拷锟斤拷前锟斤拷锟窖撅拷锟结到锟斤拷锟斤拷锟矫伙拷锟襟单伙拷锟斤拷钮时锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷涓革拷哟锟斤拷锟斤拷锟揭伙拷锟絎M_COMMAND讯息锟斤拷BTNLOOK锟斤拷锟斤拷WM_COMMAND讯息锟斤拷锟斤拷示wParam锟斤拷lParam锟斤拷值锟斤拷锟斤拷锟角的猴拷锟斤拷锟斤拷锟铰ｏ拷
|
LOWORD (wParam) HIWORD (wParam) lParam |
锟斤拷锟接达拷ID 通知锟斤拷 锟斤拷锟接达拷锟斤拷锟斤拷 |
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街�16位元Windows锟斤拷式锟斤拷锟斤拷么要注锟斤拷谋锟斤拷锟叫┭断拷锟斤拷锟斤拷锟斤拷锟斤拷锟�32位元锟侥达拷锟脚★拷
锟斤拷锟接达拷ID锟斤拷锟节斤拷锟斤拷锟斤拷锟接达拷时锟斤拷锟捷革拷CreateWindow锟斤拷值锟斤拷锟斤拷BTNLOOK锟叫ｏ拷锟斤拷些ID锟斤拷锟斤拷示锟斤拷锟斤拷示锟斤拷锟斤拷锟叫ｏ拷锟斤拷使锟斤拷0锟斤拷9锟街憋拷锟绞�10锟斤拷锟斤拷钮锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷Windows锟斤拷CreateWindow锟斤拷锟截碉拷值锟斤拷
通知锟斤拷锟斤拷锟较革拷锟绞撅拷锟窖断拷暮锟斤拷濉ｏ拷锟脚ネㄖ拷锟侥匡拷锟斤拷值锟斤拷Windows锟斤拷头锟斤拷锟斤拷锟叫讹拷锟斤拷锟斤拷锟铰ｏ拷
| 锟斤拷9-1 |
| 锟斤拷钮通知锟斤拷识锟斤拷锟斤拷 | 值 |
|---|---|
| BN_CLICKED | 0 |
| BN_PAINT | 1 |
| BN_HILITE or BN_PUSHED | 2 |
| BN_UNHILITE or BN_UNPUSHED | 3 |
| BN_DISABLE | 4 |
| BN_DOUBLECLICKED or BN_DBLCLK | 5 |
| BN_SETFOCUS | 6 |
| BN_KILLFOCUS | 7 |
实锟斤拷锟较ｏ拷锟斤拷锟斤拷锟结看锟斤拷锟斤拷些锟斤拷钮值锟叫的达拷锟斤拷锟斤拷锟斤拷锟�1锟斤拷4锟斤拷通知锟斤拷锟斤拷锟斤拷锟揭伙拷纸锟斤拷锟紹S_USERBUTTON锟斤拷锟窖诧拷锟斤拷使锟矫的帮拷钮锟侥ｏ拷锟斤拷锟窖撅拷锟斤拷BS_OWNERDRAW锟斤拷锟斤拷一锟街诧拷同锟斤拷通知锟斤拷式锟斤拷锟芥换锟斤拷锟斤拷通知锟斤拷6锟斤拷7只锟叫碉拷锟斤拷钮锟斤拷式锟斤拷锟斤拷锟斤拷识BS_NOTIFY锟脚凤拷锟酵★拷通知锟斤拷5只锟斤拷BS_RADIOBUTTON锟斤拷BS_AUTORADIOBUTTON锟斤拷BS_OWNERDRAW锟斤拷钮锟斤拷锟酵ｏ拷锟斤拷锟竭碉拷锟斤拷钮锟斤拷式锟叫帮拷锟斤拷BS_NOTIFY时锟斤拷也为锟斤拷锟斤拷锟斤拷钮锟斤拷锟酵★拷
锟斤拷锟斤拷注锟解到锟斤拷锟斤拷锟矫伙拷锟襟单伙拷锟斤拷钮时锟斤拷锟矫帮拷钮锟斤拷锟街碉拷锟斤拷围锟斤拷锟斤拷锟斤拷锟竭★拷锟斤拷锟绞撅拷冒锟脚ビ碉拷锟斤拷锟斤拷锟斤拷虢癸拷悖拷锟斤拷屑锟斤拷锟斤拷锟斤拷攵硷拷锟斤拷锟斤拷透锟斤拷锟斤拷哟锟斤拷锟脚ワ拷锟斤拷锟斤拷睿拷锟斤拷锟斤拷谴锟斤拷透锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷牵锟斤拷锟斤拷冒锟脚ワ拷锟斤拷锟斤拷锟接碉拷锟斤拷锟斤拷虢癸拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷械募锟斤拷锟斤拷锟斤拷耄拷锟斤拷锟絊pacebar锟斤拷锟斤拷锟解，锟斤拷时Spacebar锟斤拷锟诫滑锟斤拷锟斤拷锟斤拷锟酵拷锟叫э拷锟斤拷锟�
锟斤拷锟接达拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷讯息
锟斤拷
锟斤拷然BTNLOOK锟斤拷没锟斤拷锟斤拷示锟斤拷一锟斤拷实锟斤拷锟斤拷锟角革拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式也锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋发锟斤拷讯息锟斤拷锟斤拷些讯息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷WM锟斤拷头锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷锟解，锟斤拷WINUSER.H锟叫伙拷锟斤拷锟斤拷锟斤拷8锟斤拷锟斤拷钮说锟斤拷讯息锟斤拷锟斤拷锟斤拷BM锟斤拷示锟斤拷锟斤拷钮讯息锟斤拷锟斤拷锟斤拷些锟斤拷钮讯息锟斤拷锟铰憋拷锟斤拷示锟斤拷
| 锟斤拷9-2 |
| 锟斤拷钮讯息 | 值 |
|---|---|
| BM_GETCHECK | 0x00F0 |
| BM_SETCHECK | 0x00F1 |
| BM_GETSTATE | 0x00F2 |
| BM_SETSTATE | 0x00F3 |
| BM_SETSTYLE | 0x00F4 |
| BM_CLICK | 0x00F5 |
| BM_GETIMAGE | 0x00F6 |
| BM_SETIMAGE | 0x00F7 |
BM_GETCHECK锟斤拷BM_SETCHECK讯息锟缴革拷锟接达拷锟斤拷锟酵革拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋，锟斤拷取锟矫伙拷锟斤拷锟借定锟斤拷取锟斤拷锟斤拷偷锟窖★拷锟脚ワ拷锟窖★拷斜锟角★拷BM_GETSTATE锟斤拷BM_SETSTATE讯息锟斤拷示锟斤拷钮锟斤拷锟斤拷锟斤拷锟阶刺拷锟斤拷牵锟斤拷锟斤拷锟斤拷Spacebar锟斤拷锟斤拷锟斤拷时锟侥ｏ拷锟斤拷锟斤拷锟铰★拷状态锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷锟桔帮拷钮锟斤拷每锟斤拷锟斤拷态时锟斤拷锟斤拷锟斤拷锟斤拷些讯息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷玫摹锟紹M_SETSTYLE讯息锟斤拷锟斤拷锟斤拷锟节帮拷钮锟斤拷锟斤拷之锟斤拷谋浒磁ワ拷锟绞斤拷锟�
每锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋都锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟街碉拷锟斤拷唯一锟斤拷锟接达拷锟斤拷锟脚猴拷ID值锟斤拷锟斤拷於达拷锟脚猴拷ID锟斤拷锟斤拷锟竭ｏ拷知锟斤拷锟斤拷锟叫碉拷一锟斤拷锟斤拷锟酵匡拷锟皆伙拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷知锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷牛锟斤拷锟矫达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絀D锟斤拷
id = GetWindowLong (hwndChild, GWL_ID) ;
锟斤拷锟斤拷锟铰碉拷CHECKER3锟斤拷式锟斤拷锟矫此猴拷式锟斤拷锟斤拷SetWindowLong一锟斤拷锟斤拷维锟斤拷注锟斤拷锟接达拷锟斤拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较★拷锟节斤拷锟斤拷锟斤拷锟接达拷时锟斤拷Windows锟斤拷锟斤拷锟斤拷GWL_ID识锟斤拷锟街达拷取锟斤拷锟斤拷锟较★拷锟斤拷也锟斤拷锟斤拷使锟矫ｏ拷
id = GetDlgCtrlID (hwndChild) ;
锟斤拷然锟斤拷式锟叫的★拷Dlg锟斤拷锟斤拷锟斤拷指锟斤拷锟角对伙拷锟斤拷锟介，锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷通锟矫的猴拷式锟斤拷
知锟斤拷ID锟酵革拷锟接达拷锟斤拷锟脚ｏ拷锟斤拷锟斤拷锟杰伙拷锟斤拷锟斤拷哟锟斤拷锟斤拷牛锟�
hwndChild = GetDlgItem (hwndParent, id) ;
锟斤拷锟斤拷
锟斤拷
锟斤拷BTNLOOK锟斤拷锟斤拷示锟斤拷前锟斤拷锟斤拷锟斤拷钮锟角★拷压锟诫」锟斤拷钮锟斤拷锟斤拷钮锟斤拷一锟斤拷锟斤拷锟轿ｏ拷锟斤拷锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟街诧拷锟斤拷锟斤拷指锟斤拷锟斤拷锟斤拷锟街★拷锟矫撅拷锟斤拷占锟斤拷锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷MoveWindow锟斤拷锟斤拷锟叫革拷锟斤拷锟斤拷全锟斤拷锟竭度和匡拷锟饺ｏ拷锟斤拷锟斤拷锟斤拷锟节撅拷锟轿碉拷锟斤拷锟侥★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷应锟侥讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿猴拷锟斤拷式锟侥匡拷/锟斤拷指示锟斤拷锟斤拷锟斤拷锟斤拷态锟侥帮拷钮锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷式锟斤拷锟街憋拷锟斤拷锟紹S_PUSHBUTTON锟斤拷BS_DEFPUSHBUTTON锟斤拷BS_DEFPUSHBUTTON锟叫的★拷DEF锟斤拷锟斤拷锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷贫曰锟斤拷锟斤拷锟绞憋拷锟紹S_PUSHBUTTON锟斤拷锟斤拷锟斤拷锟紹S_DEFPUSHBUTTON锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷貌锟酵拷锟斤拷锟斤拷堑锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟教拷陌锟脚ワ拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟紹S_DEFPUSHBUTTON锟侥边匡拷要锟斤拷一些锟斤拷
锟斤拷锟斤拷钮锟侥高讹拷为锟斤拷锟斤拷锟斤拷元锟竭度碉拷7/4锟斤拷时锟斤拷锟斤拷钮锟斤拷锟斤拷劭锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷元锟斤拷BTNLOOK使锟矫ｏ拷锟斤拷锟斤拷钮锟侥匡拷锟斤拷锟斤拷锟劫碉拷锟节碉拷锟斤拷锟街的匡拷锟斤拷锟劫硷拷锟斤拷锟斤拷锟斤拷锟斤拷元锟侥匡拷锟饺★拷
锟斤拷锟斤拷锟斤拷锟轿憋拷锟节帮拷钮锟斤拷时锟斤拷锟斤拷锟铰伙拷锟襟按硷拷锟斤拷使锟斤拷钮锟斤拷锟斤拷维锟斤拷影锟截伙拷锟皆硷拷锟斤拷锟酵猴拷锟斤拷锟斤拷谋锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷趴锟斤拷锟斤拷蟀醇锟绞憋拷锟斤拷突指锟斤拷锟脚ワ拷锟皆诧拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟揭伙拷锟絎M_COMMAND讯息锟斤拷BN_CLICKED通知锟诫。锟斤拷锟斤拷锟斤拷锟斤拷钮锟斤拷态锟斤拷锟狡ｏ拷锟斤拷锟斤拷钮拥锟斤拷锟斤拷锟诫焦锟斤拷时锟斤拷锟斤拷锟斤拷锟街碉拷锟斤拷围锟斤拷锟斤拷锟斤拷锟竭ｏ拷锟斤拷锟铰硷拷锟酵凤拷Spacebar锟斤拷锟诫按锟铰硷拷锟酵放伙拷锟襟按硷拷锟斤拷锟斤拷锟斤拷同锟斤拷效锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷BM_SETSTATE讯息锟斤拷模锟解按钮锟斤拷锟斤拷锟斤拷锟斤拷锟铰的诧拷锟斤拷锟斤拷锟斤拷锟铰帮拷钮锟斤拷锟斤拷锟铰ｏ拷
SendMessage (hwndButton, BM_SETSTATE, 1, 0) ;
锟斤拷锟斤拷暮锟斤拷锟绞癸拷锟脚ワ拷指锟斤拷锟斤拷锟斤拷锟�
SendMessage (hwndButton, BM_SETSTATE, 0, 0) ;
hwndButton锟接达拷锟斤拷锟斤拷锟角达拷CreateWindow锟斤拷锟叫达拷锟截碉拷值锟斤拷
锟斤拷也锟斤拷锟斤拷锟津按硷拷锟斤拷锟斤拷BM_GETSTATE讯息锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋传锟截帮拷钮目前锟斤拷状态锟斤拷锟斤拷锟斤拷锟脚ワ拷锟斤拷锟斤拷拢锟斤拷虼锟絋RUE锟斤拷锟斤拷锟斤拷锟脚ワ拷锟斤拷锟斤拷锟斤拷状态锟斤拷锟津传伙拷FALSE锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷锟接︼拷貌锟斤拷锟斤拷锟揭拷锟揭谎断拷锟斤拷锟轿拷锟脚ワ拷锟斤拷锟斤拷锟斤拷魏慰锟�/锟斤拷锟斤拷讯锟斤拷锟斤拷锟斤拷BM_SETCHECK讯息锟斤拷BM_GETCHECK讯息锟斤拷锟结被锟矫碉拷锟斤拷
锟斤拷取锟斤拷锟斤拷
锟斤拷
锟斤拷取锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟街凤拷锟介，锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷锟节猴拷取锟斤拷锟斤拷锟斤拷冶撸锟斤拷锟斤拷锟斤拷锟节斤拷锟斤拷锟斤拷钮时指锟斤拷锟斤拷BS_LEFTTEXT锟斤拷式锟斤拷锟斤拷么锟斤拷锟街伙拷锟斤拷锟斤拷锟斤拷锟竭ｏ拷锟斤拷也锟斤拷锟斤拷锟斤拷BS_RIGHT直锟接碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷洗锟斤拷锟绞斤拷锟斤拷锟斤拷锟饺★拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟竭讹拷选锟斤拷锟斤拷锟窖★拷锟斤拷应锟矫筹拷式锟叫★拷锟斤拷取锟斤拷锟斤拷某锟斤拷霉锟斤拷锟斤拷锟酵伙拷锟斤拷锟斤拷兀锟斤拷锟斤拷锟斤拷锟揭伙拷谓锟斤拷锟绞撅拷锟窖★拷锟角ｏ拷锟劫次碉拷锟斤拷锟斤拷锟斤拷锟窖★拷锟角★拷
锟斤拷取锟斤拷锟斤拷锟筋常锟矫碉拷锟斤拷锟斤拷锟斤拷式锟斤拷BS_CHECKBOX锟斤拷BS_AUTOCHECKBOX锟斤拷锟斤拷使锟斤拷BS_CHECKBOX时锟斤拷锟斤拷锟斤拷要锟皆硷拷锟斤拷每锟斤拷锟斤拷罘拷锟紹M_SETCHECK讯息锟斤拷锟借定锟斤拷选锟斤拷恰锟絯Param锟斤拷锟斤拷锟斤拷1时锟借定锟斤拷选锟斤拷牵锟斤拷锟�0时锟斤拷锟斤拷锟窖★拷锟角★拷通锟斤拷锟斤拷每锟斤拷锟斤拷罘拷锟紹M_GETCHECK讯息锟斤拷锟斤拷锟斤拷锟皆得碉拷锟矫猴拷取锟斤拷锟斤拷锟侥壳白刺拷锟斤拷诖锟斤拷锟斤拷锟斤拷钥锟斤拷锟斤拷锟斤拷WM_COMMAND讯息时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰碉拷指锟斤拷锟斤拷锟斤拷转X锟斤拷牵锟�
SendMessage ((HWND) lParam, BM_SETCHECK, (WPARAM) !SendMessage ((HWND) lParam, BM_GETCHECK, 0, 0), 0) ;
注锟斤拷诙锟斤拷锟絊endMessage锟斤拷锟斤拷前锟斤拷锟斤拷锟斤拷锟斤拷印锟�!锟斤拷锟斤拷锟斤拷锟斤拷lParam锟斤拷锟斤拷WM_COMMAND讯息锟叫达拷锟斤拷使锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟接达拷锟斤拷锟脚★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街拷锟斤拷锟脚ワ拷锟阶刺拷锟斤拷锟矫达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟紹M_GETCHECK讯息锟斤拷锟斤拷也锟斤拷锟皆斤拷目前状态锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟叫碉拷一锟斤拷锟斤拷态锟斤拷锟斤拷锟斤，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷BM_SETCHECK讯息锟斤拷锟斤拷始锟斤拷锟斤拷锟斤拷选锟斤拷堑锟紹S_CHECKBOX锟斤拷取锟斤拷锟介：
SendMessage (hwndButton, BM_SETCHECK, 1, 0) ;
锟斤拷BS_AUTOCHECKBOX锟斤拷式锟斤拷锟斤拷钮锟皆硷拷锟斤拷锟斤拷锟斤拷选锟斤拷堑目锟斤拷凸兀锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟斤拷院锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷钮目前锟斤拷状态时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷罘拷锟紹M_GETCHECK讯息锟斤拷
iCheck = (int) SendMessage (hwndButton, BM_GETCHECK, 0, 0) ;
锟斤拷锟斤拷冒锟脚ワ拷锟窖★拷校锟斤拷锟絠Check锟斤拷值为TRUE锟斤拷锟竭凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟脚ツ╋拷锟窖★拷校锟斤拷锟絠Check锟斤拷值为FALSE锟斤拷0锟斤拷
锟斤拷锟斤拷锟斤拷锟街猴拷取锟斤拷锟斤拷锟斤拷式锟斤拷BS_3STATE锟斤拷BS_AUTO3STATE锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示锟侥ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷状态锟斤拷锟斤拷取锟斤拷锟斤拷锟斤拷锟角伙拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷罘拷锟絯Param锟斤拷锟�2锟斤拷WM_SETCHECK讯息时锟斤拷锟斤拷色锟斤拷锟斤拷使锟斤拷锟竭憋拷示锟剿匡拷锟杰憋拷选锟斤拷锟铰的伙拷锟竭斤拷止使锟矫★拷
锟斤拷取锟斤拷锟斤拷锟截撅拷锟轿碉拷锟斤拷呖锟斤拷锟诫，锟斤拷锟斤拷锟斤拷锟节猴拷锟斤拷CreateWindow时锟芥定锟侥撅拷锟轿的讹拷锟竭和底憋拷之锟戒，锟节该撅拷锟斤拷锟节碉拷锟轿何地凤拷锟斤拷锟铰伙拷锟襟都伙拷锟斤拷锟戒父锟接达拷锟斤拷锟斤拷一锟斤拷WM_COMMAND讯息锟斤拷锟斤拷取锟斤拷锟斤拷锟斤拷锟叫★拷叨锟斤拷锟揭伙拷锟斤拷锟皆拷母叨龋锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷械锟斤拷锟皆拷锟斤拷锟�2锟斤拷
锟斤拷选锟斤拷钮
锟斤拷
锟斤拷选锟斤拷钮锟斤拷锟斤拷锟斤拷锟斤拷一锟叫帮拷钮锟斤拷锟斤拷锟芥，锟斤拷些锟斤拷钮锟斤拷锟斤拷锟斤拷锟斤拷锟较碉拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较碉拷每一锟斤拷锟斤拷钮锟斤拷锟斤拷应一锟斤拷锟斤拷锟斤拷状态锟斤拷锟斤拷锟斤拷一锟斤拷只锟斤拷锟斤拷一锟斤拷锟斤拷钮锟斤拷锟斤拷锟铰★拷锟节对伙拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷选锟斤拷钮锟介常锟斤拷锟斤拷锟斤拷锟斤拷示锟洁互锟脚筹拷锟窖★拷睢ｏ拷锟斤拷取锟斤拷锟介不同锟斤拷锟斤拷选锟斤拷钮锟侥癸拷锟斤拷锟诫开锟截诧拷一锟斤拷锟斤拷也锟斤拷锟斤拷说锟斤拷锟斤拷锟节讹拷锟轿帮拷锟斤拷选锟斤拷钮时锟斤拷锟斤拷锟斤拷状态锟结保锟街诧拷锟戒。
锟斤拷选锟斤拷钮锟斤拷锟斤拷状锟斤拷一锟斤拷圆圈锟斤拷锟斤拷锟斤拷锟角凤拷锟津，筹拷锟斤拷之锟解，锟斤拷锟角筹拷锟斤拷锟饺★拷锟斤拷椤Ｔ踩︼拷诘募锟斤拷锟皆诧拷锟斤拷示锟矫碉拷选锟斤拷钮锟窖撅拷锟斤拷选锟叫★拷锟斤拷选锟斤拷钮锟斤拷锟接达拷锟斤拷式BS_RADIOBUTTON锟斤拷BS_AUTORADIOBUTTON锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷只锟斤拷於对伙拷锟斤拷锟介。
锟斤拷锟斤拷锟秸碉拷锟斤拷锟皆碉拷选锟斤拷钮锟斤拷WM_COMMAND讯息时锟斤拷应锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷wParam锟斤拷锟�1锟斤拷BM_SETCHECK讯息锟斤拷锟斤拷示锟斤拷选锟斤拷状态锟斤拷
SendMessage (hwndButton, BM_SETCHECK, 1, 0) ;
锟斤拷同锟斤拷锟叫碉拷锟斤拷锟斤拷锟斤拷锟叫碉拷选锟斤拷钮锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷锟角凤拷锟斤拷wParam锟斤拷锟�0锟斤拷BM_SETCHECK讯息锟斤拷锟斤拷示锟斤拷未选锟斤拷状态锟斤拷
SendMessage (hwndButton, BM_SETCHECK, 0, 0) ;
锟斤拷锟介方锟斤拷
锟斤拷
锟斤拷锟介方锟介即锟斤拷式为BS_GROUPBOX锟斤拷选锟斤拷锟斤拷锟斤拷前锟脚ワ拷锟斤拷械锟斤拷锟斤拷锟斤拷锟斤拷炔锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟诫，也锟斤拷锟斤拷锟戒父锟接达拷锟斤拷锟斤拷WM_COMMAND讯息锟斤拷锟斤拷锟介方锟斤拷锟斤拷一锟斤拷锟斤拷锟轿框，凤拷锟介方锟斤拷锟斤拷锟斤拷锟斤拷涠ワ拷锟斤拷锟绞撅拷锟斤拷锟斤拷榉斤拷槌ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷陌锟脚ワ拷锟斤拷锟斤拷睢�
锟侥变按钮锟斤拷锟斤拷
锟斤拷
锟斤拷锟斤拷锟斤拷通锟斤拷SetWindowText锟斤拷锟侥变按钮锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿猴拷锟接达拷锟斤拷锟节碉拷锟斤拷锟街ｏ拷
SetWindowText (hwnd, pszString) ;
锟斤拷锟斤拷hwnd锟斤拷锟斤拷锟侥憋拷锟接达拷锟侥达拷锟脚ｏ拷pszString锟斤拷一锟斤拷指锟斤拷锟斤拷null为锟秸斤拷锟斤拷执锟街革拷辍ｏ拷锟斤拷一锟斤拷锟斤拷哟锟斤拷锟剿碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟角憋拷锟斤拷锟叫碉拷锟斤拷锟街ｏ拷锟斤拷於帮拷钮锟斤拷锟斤拷锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫帮拷钮锟斤拷示锟斤拷锟斤拷锟街★拷
锟斤拷也锟斤拷锟斤拷取锟斤拷锟接达拷目前锟斤拷锟斤拷锟街ｏ拷
iLength = GetWindowText (hwnd, pszBuffer, iMaxLength) ;
iMaxLength指锟斤拷锟斤拷锟狡碉拷pszBuffer指锟斤拷幕锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷锟斤拷元锟斤拷锟斤拷锟矫猴拷式锟斤拷锟截革拷锟狡碉拷锟斤拷元锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷暮锟斤拷锟斤拷锟斤拷锟斤拷锟截讹拷锟斤拷锟街的筹拷锟饺ｏ拷
iLength = GetWindowTextLength (hwnd) ;
锟缴硷拷锟侥猴拷锟斤拷锟矫的帮拷钮
锟斤拷
为锟剿斤拷锟秸伙拷锟斤拷图锟斤拷锟斤拷锟斤拷耄拷锟斤拷哟锟斤拷锟斤拷锟斤拷强杉锟斤拷模锟斤拷锟斤拷锟绞撅拷锟斤拷捅锟斤拷锟斤拷玫摹锟斤拷锟斤拷哟锟斤拷强杉锟斤拷亩锟轿达拷锟斤拷锟斤拷锟绞憋拷锟斤拷锟矫达拷哟锟斤拷锟斤拷曰锟缴拷锟斤拷呛锟缴拷锟绞撅拷锟斤拷帧锟�
锟斤拷锟斤拷诮锟斤拷锟斤拷锟斤拷哟锟绞憋拷锟斤拷锟矫伙拷薪锟絎S_VISIBLE锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷校锟斤拷锟矫粗憋拷锟斤拷锟斤拷锟絊howWindow时锟斤拷锟接达拷锟脚会被锟斤拷示锟斤拷锟斤拷锟斤拷
ShowWindow (hwndChild, SW_SHOWNORMAL) ;
锟斤拷锟斤拷锟斤拷锟絎S_VISIBLE锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷校锟斤拷锟矫伙拷斜锟揭拷锟斤拷锟絊howWindow锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷ShowWindow锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
ShowWindow (hwndChild, SW_HIDE) ;
锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷暮锟斤拷锟斤拷锟饺凤拷锟斤拷锟斤拷哟锟斤拷欠锟缴硷拷锟斤拷
IsWindowVisible (hwndChild) ;
锟斤拷也锟斤拷锟斤拷使锟斤拷锟接达拷锟斤拷锟斤拷锟矫伙拷锟竭诧拷锟斤拷锟斤拷锟矫★拷锟斤拷锟节讹拷锟斤拷锟斤拷拢锟斤拷哟锟斤拷潜锟斤拷锟斤拷玫摹锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟侥猴拷锟斤拷使锟接达拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷
EnableWindow (hwndChild, FALSE) ;
锟斤拷於帮拷钮锟斤拷锟斤拷锟筋，锟斤拷锟斤拷锟绞癸拷锟脚ワ拷执锟斤拷锟缴伙拷色锟斤拷锟斤拷锟矫★拷锟斤拷钮锟斤拷锟斤拷锟劫对伙拷锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接︼拷锟斤拷锟斤拷潜锟绞撅拷锟脚パ★拷锟侥壳帮拷锟斤拷锟斤拷玫锟斤拷锟矫凤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷暮锟斤拷锟绞癸拷锟斤拷哟锟斤拷俅伪锟斤拷锟斤拷茫锟�
EnableWindow (hwndChild, TRUE) ;
锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷暮锟斤拷锟斤拷锟饺凤拷锟斤拷锟斤拷哟锟斤拷欠锟斤拷锟斤拷茫锟�
IsWindowEnabled (hwndChild) ;
锟斤拷钮锟斤拷锟斤拷锟诫焦锟斤拷
锟斤拷
锟斤拷锟节憋拷锟斤拷前锟斤拷锟窖撅拷锟结到锟斤拷锟斤拷锟斤拷锟矫伙拷锟襟单伙拷锟斤拷钮锟斤拷锟斤拷取锟斤拷锟介、锟斤拷选锟斤拷锟接碉拷锟斤拷呋锟斤拷瓢锟脚ナ憋拷锟斤拷锟斤拷墙锟斤拷盏锟斤拷锟斤拷虢癸拷恪ｏ拷锟叫╋拷锟斤拷锟斤拷锟绞癸拷锟斤拷锟斤拷锟斤拷锟轿э拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞撅拷锟接碉拷锟斤拷锟斤拷锟斤拷虢癸拷恪ｏ拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟矫碉拷锟斤拷锟诫焦锟斤拷时锟斤拷锟戒父锟接达拷锟斤拷失去锟斤拷锟斤拷锟诫焦锟姐；锟斤拷锟叫的硷拷锟斤拷锟斤拷锟诫都锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋，锟斤拷锟斤拷锟斤拷锟斤拷敫革拷哟锟斤拷小锟斤拷锟斤拷牵锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟街伙拷锟絊pacebar锟斤拷锟斤拷锟斤拷锟斤拷应锟斤拷锟斤拷时Spacebar锟斤拷锟斤拷锟斤拷锟矫撅拷锟斤拷同锟斤拷锟襟按硷拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿碉拷锟斤拷锟斤拷一锟斤拷锟斤拷锟皆碉拷锟斤拷锟解：锟斤拷锟侥筹拷式失去锟剿对硷拷锟教达拷锟斤拷锟侥匡拷锟斤拷锟筋。锟斤拷锟斤拷锟角匡拷锟斤拷锟斤拷锟角对达拷锟斤拷锟斤拷一些什么锟斤拷
锟斤拷锟节碉拷锟斤拷锟斤拷锟斤拷锟窖撅拷锟结到锟斤拷锟斤拷锟斤拷Windows锟斤拷锟斤拷锟诫焦锟斤拷锟揭伙拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷哟锟斤拷锟阶拷锟斤拷锟斤拷锟揭伙拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷睿┦憋拷锟斤拷锟斤拷锟斤拷雀锟斤拷锟斤拷锟绞ワ拷锟斤拷虢癸拷锟斤拷锟接达拷锟斤拷锟斤拷一锟斤拷WM_KILLFOCUS讯息锟斤拷wParam锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷锟诫焦锟斤拷锟斤拷哟锟斤拷拇锟斤拷拧锟饺伙拷幔琖indows锟斤拷锟斤拷锟节斤拷锟斤拷锟斤拷锟诫焦锟斤拷锟斤拷哟锟斤拷锟斤拷锟揭伙拷锟絎M_SETFOCUS讯息锟斤拷同时wParam锟角伙拷锟斤拷失去锟斤拷锟诫焦锟斤拷锟斤拷哟锟斤拷拇锟斤拷牛锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷wParam值锟斤拷锟斤拷为NULL锟斤拷锟斤拷锟斤拷示没锟斤拷锟接达拷拥锟叫伙拷锟斤拷锟斤拷锟节斤拷锟斤拷锟斤拷锟诫焦锟姐）锟斤拷
通锟斤拷锟斤拷锟斤拷WM_KILLFOCUS讯息锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷止锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫焦锟姐。锟劫讹拷锟斤拷锟斤拷hwndChild锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟接达拷锟斤拷锟脚ｏ拷锟斤拷锟斤拷锟斤拷锟节猴拷锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷时锟津储存到锟斤拷锟斤拷锟叫的ｏ拷锟斤拷 NUM锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷目锟斤拷
case WM_KILLFOCUS :
for ( i = 0 ; i < NUM ; i++)
if (hwndChild [i] == (HWND) wParam)
{
SetFocus (hwnd) ;
break ;
}
return 0 ;
锟斤拷锟斤拷纬锟绞斤拷锟斤拷校锟斤拷锟斤拷锟斤拷哟锟斤拷锟街拷锟斤拷锟斤拷锟绞ワ拷锟斤拷虢癸拷悖拷锟斤拷锟斤拷锟斤拷锟侥筹拷锟斤拷锟斤拷哟锟斤拷玫锟斤拷锟斤拷虢癸拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟絊etFocus锟斤拷锟斤拷锟斤拷取锟斤拷锟斤拷锟诫焦锟姐。
锟斤拷锟斤拷锟角可达到锟斤拷同目锟侥★拷锟斤拷锟斤拷为锟津单ｏ拷锟斤拷锟斤拷太直锟桔ｏ拷锟侥凤拷锟斤拷锟斤拷
case WM_KILLFOCUS :
if (hwnd == GetParent ((HWND) wParam))
SetFocus (hwnd) ;
return 0 ;
锟斤拷锟角ｏ拷锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷锟斤拷缺锟姐：锟斤拷锟斤拷锟斤拷止锟斤拷钮锟斤拷Spacebar锟斤拷锟斤拷锟斤拷锟斤拷应锟斤拷锟斤拷为锟矫帮拷钮锟斤拷锟角得诧拷锟斤拷锟斤拷锟诫焦锟姐。一锟斤拷锟斤拷锟矫的凤拷锟斤拷锟斤拷使锟斤拷钮锟矫碉拷锟斤拷锟诫焦锟姐，也锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷Tab锟斤拷锟斤拷一锟斤拷锟斤拷钮转锟狡碉拷锟斤拷一锟斤拷锟斤拷钮锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡猴拷锟斤拷太锟斤拷锟杰ｏ拷锟节憋拷锟铰碉拷锟斤拷锟芥，锟斤拷锟角斤拷要说锟斤拷锟斤拷COLORS1锟斤拷式锟斤拷锟斤拷锟斤拷谩锟斤拷哟锟斤拷锟斤拷锟金化★拷锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷色
锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷图9-1锟叫匡拷锟斤拷锟斤拷锟斤拷锟洁按钮锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷钮却锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷应锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷位锟缴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷锟叫╋拷锟脚ワ拷锟斤拷锟斤拷锟轿拷曰锟斤拷锟斤拷锟斤拷械锟斤拷锟绞撅拷锟斤拷锟狡的ｏ拷锟斤拷锟斤拷Windows 98锟叫ｏ拷锟皆伙拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷色锟侥憋拷锟芥。锟斤拷锟角碉拷锟接达拷锟斤拷一锟斤拷锟斤拷色锟侥憋拷锟芥，锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷WNDCLASS锟结构锟叫撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷摹锟�
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
锟斤拷锟斤拷锟窖撅拷锟斤拷么锟斤拷锟剿ｏ拷锟斤拷为锟斤拷锟角撅拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟街ｏ拷锟斤拷GDI使锟斤拷锟斤拷锟节讹拷装锟斤拷锟斤拷锟斤拷锟叫讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷捅锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷锟斤拷呛锟缴拷桶锟缴拷锟轿拷锟绞癸拷锟叫╋拷锟脚ワ拷锟斤拷锟斤拷锟斤拷锟揭恍╋拷锟斤拷锟斤拷潜锟斤拷锟揭拷谋锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷色使之锟酵帮拷钮锟侥憋拷锟斤拷锟斤拷色一锟铰ｏ拷锟斤拷锟斤拷要锟斤拷某锟街凤拷锟斤拷锟斤拷锟斤拷钮锟侥憋拷锟斤拷锟斤拷色锟斤拷为锟斤拷色锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟侥碉拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Windows锟皆★拷系统锟斤拷色锟斤拷锟斤拷使锟矫★拷
系统锟斤拷色
锟斤拷
Windows锟斤拷锟斤拷锟斤拷29锟斤拷系统锟斤拷色锟皆癸拷锟斤拷锟斤拷锟斤拷示使锟矫★拷锟斤拷锟斤拷锟斤拷使锟斤拷GetSysColor锟斤拷SetSysColors锟斤拷锟斤拷煤锟斤拷瓒拷锟叫╋拷锟缴拷锟斤拷锟絎indows锟斤拷头锟斤拷锟斤拷锟叫讹拷锟斤拷锟绞讹拷锟斤拷止娑拷锟较低筹拷锟缴拷锟绞癸拷锟絊etSysColors锟借定锟斤拷系统锟斤拷色只锟斤拷目前Windows锟皆伙拷锟斤拷锟斤拷锟斤拷锟斤拷效锟斤拷
锟斤拷锟斤拷Windows锟斤拷锟斤拷锟斤拷台锟斤拷锟斤拷式锟侥★拷锟斤拷示锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷锟皆改憋拷一些锟斤拷锟斤拷锟斤拷锟斤拷全锟斤拷锟斤拷系统锟斤拷色锟斤拷锟斤拷锟斤拷Microsoft Windows NT锟斤拷选锟叫碉拷锟斤拷色锟结储锟斤拷锟斤拷系统锟斤拷录锟叫ｏ拷锟斤拷锟斤拷Microsoft Windows 98锟斤拷锟津储达拷锟斤拷WIN.INI锟斤拷锟斤拷锟叫★拷系统锟斤拷录锟斤拷WIN.INI锟斤拷锟斤拷锟斤拷为锟斤拷29锟斤拷系统锟斤拷色使锟斤拷锟剿关硷拷锟街ｏ拷锟斤拷GetSysColor锟斤拷SetSysColors锟斤拷识锟斤拷锟街诧拷同锟斤拷锟斤拷锟斤拷系统锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷臁拷獭锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟街碉拷锟斤拷锟街碉拷谋浠拷锟轿э拷锟�0锟斤拷255锟斤拷锟铰憋拷说锟斤拷锟斤拷锟斤拷29锟斤拷系统锟斤拷色锟斤拷锟斤拷锟斤拷锟紾etSysColor锟斤拷SetSysColors锟皆硷拷WIN.INI锟截硷拷锟斤拷锟斤拷锟矫筹拷锟斤拷锟斤拷锟斤拷识锟侥★拷锟斤拷锟脚憋拷锟角帮拷锟斤拷COLOR_ 锟斤拷锟斤拷值锟斤拷锟斤拷0锟斤拷始锟斤拷28锟斤拷锟斤拷锟斤拷顺锟斤拷锟斤拷锟叫的ｏ拷
| 锟斤拷9-3 |
| GetSysColor锟斤拷SetSysColors | 系统锟斤拷录锟斤拷锟斤拷WIN.INI识锟斤拷锟斤拷 | 锟节讹拷锟斤拷RGB值 |
|---|---|---|
| COLOR_SCROLLBAR | Scrollbar | C0-C0-C0 |
| COLOR_BACKGROUND | Background | 00-80-80 |
| COLOR_ACTIVECAPTION | ActiveTitle | 00-00-80 |
| COLOR_INACTIVECAPTION | InactiveTitle | 80-80-80 |
| COLOR_MENU | Menu | C0-C0-C0 |
| COLOR_WINDOW | Window | FF-FF-FF |
| COLOR_WINDOWFRAME | WindowFrame | 00-00-00 |
| COLOR_MENUTEXT | MenuText | C0-C0-C0 |
| COLOR_WINDOWTEXT | WindowText | 00-00-00 |
| COLOR_CAPTIONTEXT | TitleText | FF-FF-FF |
| COLOR_ACTIVEBORDER | ActiveBorder | C0-C0-C0 |
| COLOR_INACTIVEBORDER | InactiveBorder | C0-C0-C0 |
| COLOR_APPWORKSPACE | AppWorkspace | 80-80-80 |
| COLOR_HIGHLIGHT | Highlight | 00-00-80 |
| COLOR_HIGHLIGHTTEXT | HighlightText | FF-FF-FF |
| COLOR_BTNFACE | ButtonFace | C0-C0-C0 |
| COLOR_BTNSHADOW | ButtonShadow | 80-80-80 |
| COLOR_GRAYTEXT | GrayText | 80-80-80 |
| COLOR_BTNTEXT | ButtonText | 00-00-00 |
| COLOR_INACTIVECAPTIONTEXT | InactiveTitleText | C0-C0-C0 |
| COLOR_BTNHIGHLIGHT | ButtonHighlight | FF-FF-FF |
| COLOR_3DDKSHADOW | ButtonDkShadow | 00-00-00 |
| COLOR_3DLIGHT | ButtonLight | C0-C0-C0 |
| COLOR_INFOTEXT | InfoText | 00-00-00 |
| COLOR_INFOBK | InfoWindow | FF-FF-FF |
| [no identifier; use value 25] | ButtonAlternateFace | B8-B4-B8 |
| COLOR_HOTLIGHT | HotTrackingColor | 00-00-FF |
| COLOR_GRADIENTACTIVECAPTION | GradientActiveTitle | 00-00-80 |
| COLOR_GRADIENTINACTIVECAPTION | GradientInactiveTitle | 80-80-80 |
锟斤拷29锟斤拷锟斤拷色锟斤拷预锟斤拷值锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷式锟结供锟侥ｏ拷锟节诧拷同锟侥伙拷锟斤拷锟较匡拷锟斤拷锟斤拷锟叫诧拷同锟斤拷
锟斤拷锟斤拷息锟斤拷锟斤拷然锟斤拷些锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟狡猴拷锟斤拷锟斤拷锟皆达拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿斤拷锟斤拷锟斤拷锟斤拷锟斤拷澹拷锟斤拷纾珻OLOR_BACKGROUND锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷锟斤拷锟芥本锟斤拷Windows锟斤拷系统锟斤拷色锟斤拷使锟矫憋拷梅浅锟斤拷锟斤拷摇锟斤拷锟角帮拷锟絎indows锟斤拷锟接撅拷锟斤拷要锟饺斤拷锟斤拷虻サ枚唷Ｊ碉拷锟斤拷希锟斤拷锟絎indows 3.0锟斤拷前锟斤拷只锟斤拷锟斤拷锟斤拷前13锟斤拷系统锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷使锟矫匡拷锟斤拷锟斤拷越锟斤拷越锟斤拷锟皆匡拷锟狡碉拷锟斤拷锟斤拷锟斤拷郏锟斤拷锟斤拷应锟斤拷也锟斤拷要锟斤拷锟斤拷锟较低筹拷锟缴拷锟�
锟斤拷钮锟斤拷色
锟斤拷
锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷色锟斤拷每一锟斤拷锟斤拷钮锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接碉拷锟斤拷锟皆★拷COLOR_BTNFACE锟斤拷锟斤拷於帮拷锟斤拷锟斤拷要锟侥憋拷锟斤拷锟斤拷色锟斤拷锟皆硷拷锟斤拷锟斤拷锟斤拷钮锟斤拷要锟侥憋拷锟斤拷锟斤拷色锟斤拷锟斤拷也锟斤拷锟斤拷於对伙拷锟斤拷锟斤拷锟窖断拷锟斤拷锟斤拷系统锟斤拷色锟斤拷锟斤拷COLOR_BTNSHADOW锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰边★拷锟皆硷拷锟斤拷取锟斤拷锟斤拷锟节诧拷锟酵碉拷选锟斤拷钮圆锟斤拷锟斤拷锟接帮拷锟斤拷锟届栋锟斤拷锟斤拷锟紺OLOR_BTNTEXT锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷陌锟脚ワ拷锟斤拷锟绞癸拷锟紺OLOR_WINDOWTEXT锟斤拷为锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷系统锟斤拷色锟斤拷於帮拷钮锟斤拷频母锟斤拷锟斤拷锟斤拷帧锟�
锟斤拷耍锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角碉拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟绞撅拷锟脚ワ拷锟斤拷锟矫匆伙拷直锟斤拷锟斤拷锟缴拷锟酵伙拷姆锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷些系统锟斤拷色锟斤拷锟斤拷锟饺ｏ拷锟节讹拷锟斤拷锟接达拷锟斤拷锟绞笔癸拷锟紺OLOR_BTNFACE锟斤拷为锟斤拷锟斤拷示锟斤拷锟斤拷谋锟斤拷锟斤拷锟缴拷锟�
wndclass.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1) ;
锟斤拷锟斤拷锟斤拷锟斤拷BTNLOOK锟斤拷式锟叫筹拷锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷锟斤拷WNDCLASS锟结构锟叫碉拷hbrBackground值锟斤拷锟斤拷锟街凳憋拷锟絎indows锟斤拷锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷指锟斤拷锟斤拷一锟斤拷系统锟斤拷色锟斤拷锟斤拷一锟斤拷实锟绞的达拷锟脚★拷Windows要锟斤拷锟斤拷锟斤拷WNDCLASS锟结构锟斤拷hbrBackground锟斤拷锟斤拷指锟斤拷锟斤拷些识锟斤拷锟斤拷时锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷目锟斤拷锟角凤拷止锟斤拷值为NULL锟斤拷锟斤拷没锟斤拷锟轿猴拷锟斤拷锟斤拷目锟侥★拷锟斤拷锟斤拷锟斤拷锟斤拷诔锟绞街达拷泄锟斤拷锟斤拷校锟较低筹拷锟缴★拷梅锟斤拷锟斤拷吮浠拷锟斤拷锟矫达拷锟绞撅拷锟斤拷蚪锟斤拷锟斤拷效锟斤拷锟斤拷Windows锟斤拷使锟斤拷锟铰碉拷COLOR_BTNFACE值锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟解。锟斤拷锟斤拷使锟斤拷TextOut锟斤拷示锟斤拷锟斤拷时锟斤拷Windows使锟矫碉拷锟斤拷锟斤拷装锟斤拷锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷值锟斤拷锟斤拷预锟斤拷值为锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟酵猴拷色锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷系统锟斤拷色锟斤拷锟接达拷锟斤拷锟结构锟叫碉拷hbrBackground锟斤拷位为锟斤拷值锟斤拷锟斤拷锟皆ｏ拷锟斤拷锟斤拷要使锟斤拷SetTextColor锟斤拷SetBkColor锟斤拷锟斤拷锟街猴拷锟斤拷锟街憋拷锟斤拷锟斤拷锟斤拷色锟侥憋拷为系统锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟节伙拷锟阶帮拷锟斤拷锟斤拷荽锟斤拷锟街拷锟斤拷锟矫达拷锟斤拷锟�
SetBkColor (hdc, GetSysColor (COLOR_BTNFACE)) ; SetTextColor (hdc, GetSysColor (COLOR_WINDOWTEXT)) ;
锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟津背撅拷锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷锟斤拷锟街碉拷锟斤拷色锟斤拷锟诫按钮锟斤拷锟斤拷色一锟斤拷锟剿★拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷某锟绞街达拷锟绞憋拷锟绞癸拷锟斤拷吒谋锟斤拷锟较低筹拷锟缴拷锟斤拷锟斤拷锟斤拷锟揭拷谋锟斤拷锟斤拷直锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷锟绞憋拷锟斤拷锟斤拷锟绞癸拷锟斤拷锟斤拷锟侥筹拷式锟诫：
case WM_SYSCOLORCHANGE:
InvalidateRect (hwnd, NULL, TRUE) ;
break ;
WM_CTLCOLORBTN讯息
锟斤拷
锟斤拷锟斤拷锟斤拷丫锟斤拷锟斤拷锟斤拷锟斤拷锟轿斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷诔砂锟脚ワ拷谋锟斤拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷欠锟斤拷锟皆斤拷锟斤拷式锟叫帮拷钮锟斤拷锟斤拷色锟斤拷锟斤拷为锟斤拷锟斤拷喜锟斤拷锟斤拷锟斤拷色锟截ｏ拷锟斤拷锟斤拷锟斤拷没锟斤拷锟斤拷锟解，锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絊etSysColors锟斤拷锟侥变按钮锟斤拷锟斤拷劭锟斤拷懿锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷模锟斤拷锟斤拷影锟斤拷目前锟斤拷Windows锟斤拷执锟叫碉拷锟斤拷锟叫筹拷式锟斤拷锟斤拷也锟斤拷使锟斤拷锟竭诧拷太喜锟斤拷锟侥★拷
锟斤拷锟矫的凤拷锟斤拷锟斤拷同锟斤拷也只锟斤拷锟斤拷锟斤拷锟较ｏ拷锟角达拷锟斤拷WM_CTLCOLORBTN讯息锟斤拷锟斤拷锟角碉拷锟斤拷锟接达拷锟斤拷锟斤拷为锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷色时锟斤拷锟缴帮拷钮锟斤拷锟斤拷锟筋发锟酵革拷锟戒父锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷一锟斤拷讯息锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟斤拷锟缴拷锟斤拷锟絎indows锟斤拷16位元锟芥本锟叫ｏ拷一锟斤拷锟斤拷为WM_CTLCOLOR锟斤拷讯息锟斤拷锟斤拷锟斤拷锟斤拷械目锟斤拷锟斤拷睿拷锟斤拷锟斤拷锟斤拷每锟斤拷锟斤拷态锟侥憋拷准锟斤拷锟斤拷锟筋，锟街憋拷锟街拷圆锟酵拷锟窖断拷锟斤拷锟�
锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟秸碉拷WM_CTLCOLORBTN讯息时锟斤拷wParam讯息锟斤拷锟斤拷锟角帮拷钮锟斤拷装锟斤拷锟斤拷锟捷达拷锟脚ｏ拷lParam锟角帮拷钮锟斤拷锟接达拷锟斤拷锟脚★拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟矫碉拷锟斤拷锟窖断⑹憋拷锟斤拷锟脚ワ拷锟斤拷锟斤拷锟斤拷丫锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷装锟斤拷锟斤拷锟捷★拷锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷一锟斤拷WM_CTLCOLORBTN讯息时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
- 使锟斤拷SetTextColor选锟斤拷锟借定一锟斤拷锟斤拷锟斤拷锟斤拷色锟斤拷
锟斤拷 - 使锟斤拷SetBkColor选锟斤拷锟借定一锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷色锟斤拷
锟斤拷 - 锟斤拷一锟斤拷锟斤拷刷锟斤拷锟脚达拷锟截革拷锟斤拷锟接达拷锟斤拷
锟斤拷
锟斤拷锟斤拷锟较ｏ拷锟斤拷锟接达拷使锟矫该伙拷刷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟剿⑹憋拷锟斤拷锟接︼拷酶锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷使锟斤拷WM_CTLCOLORBTN锟斤拷锟斤拷锟斤拷锟斤拷锟节ｏ拷只锟叫帮拷锟斤拷锟斤拷拥锟斤拷锟竭伙拷锟狡帮拷钮锟脚革拷锟戒父锟接达拷锟斤拷锟斤拷WM_CTLCOLORBTN锟斤拷锟斤拷只锟斤拷拥锟斤拷锟竭伙拷锟狡帮拷钮锟脚伙拷锟接︼拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟窖断拷拇锟斤拷锟斤拷锟斤拷锟绞癸拷没锟剿拷锟斤拷锟缴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷没锟斤拷锟斤拷锟斤拷模锟斤拷锟轿拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷筛锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拥锟斤拷锟竭伙拷锟狡帮拷钮锟斤拷
锟节憋拷锟斤拷锟斤拷锟芥，锟斤拷锟角斤拷说锟斤拷锟斤拷锟斤拷某些锟斤拷锟斤拷拢锟揭恍╋拷锟斤拷锟斤拷WM_CTLCOLORBTN锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟教拷锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷为锟斤拷锟矫★拷
拥锟斤拷锟竭伙拷锟狡帮拷钮
锟斤拷
锟斤拷锟斤拷锟斤拷锟皆帮拷钮锟斤拷锟斤拷锟叫可硷拷锟斤拷锟斤拷实锟斤拷全锟斤拷锟斤拷疲锟斤拷锟斤拷锟斤拷氡伙拷锟斤拷毯突锟斤拷锟窖断拷锟斤拷锟斤拷锟斤拷锟斤拷牛锟斤拷锟矫达拷锟斤拷锟斤拷越锟斤拷锟紹S_OWNERDRAW锟斤拷式锟侥帮拷钮锟斤拷锟斤拷锟绞�9-2锟斤拷展示锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷式9-2 OWNDRAW
OWNDRAW.C
/*------------------------------------------------------------------------
OWNDRAW.C -- Owner-Draw Button Demo Program
(c) Charles Petzold, 1996
-------------------------------------------------------------------------*/
#include <windows.h>
#define ID_SMALLER 1
#define ID_LARGER 2
#define BTN_WIDTH ( 8 * cxChar)
#define BTN_HEIGHT ( 4 * cyChar)
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
HINSTANCE hInst ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("OwnDraw") ;
MSG msg ;
HWND hwnd ;
WNDCLASS wndclass ;
hInst = hInstance ;
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) GetStockObject (WHITE_BRUSH) ;
wndclass.lpszMenuName = szAppName ;
wndclass.lpszClassName = szAppName ;
if (!RegisterClass (&wndclass))
{
MessageBox ( NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
hwnd = CreateWindow ( szAppName, TEXT ("Owner-Draw Button Demo"),
WS_OVERLAPPEDWINDOW,
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 ;
}
void Triangle (HDC hdc, POINT pt[])
{
SelectObject (hdc, GetStockObject (BLACK_BRUSH)) ;
Polygon (hdc, pt, 3) ;
SelectObject (hdc, GetStockObject (WHITE_BRUSH)) ;
}
LRESULT CALLBACK WndProc ( HWND hwnd, UINT message, WPARAM wParam,LPARAM lParam)
{
static HWND hwndSmaller, hwndLarger ;
static int cxClient, cyClient, cxChar, cyChar ;
int cx, cy ;
LPDRAWITEMSTRUCT pdis ;
POINT pt[3] ;
RECT rc ;
switch (message)
{
case WM_CREATE :
cxChar = LOWORD (GetDialogBaseUnits ()) ;
cyChar = HIWORD (GetDialogBaseUnits ()) ;
// Create the owner-draw pushbuttons
hwndSmaller = CreateWindow (TEXT ("button"), TEXT (""),
WS_CHILD | WS_VISIBLE | BS_OWNERDRAW,
0, 0, BTN_WIDTH, BTN_HEIGHT,
hwnd, (HMENU) ID_SMALLER, hInst, NULL) ;
hwndLarger = CreateWindow (TEXT ("button"), TEXT (""),
WS_CHILD | WS_VISIBLE | BS_OWNERDRAW,
0, 0, BTN_WIDTH, BTN_HEIGHT,
hwnd, (HMENU) ID_LARGER, hInst, NULL) ;
return 0 ;
case WM_SIZE :
cxClient = LOWORD (lParam) ;
cyClient = HIWORD (lParam) ;
// Move the buttons to the new center
MoveWindow ( hwndSmaller, cxClient / 2 - 3 * BTN_WIDTH / 2,
cyClient / 2 - BTN_HEIGHT / 2,
BTN_WIDTH, BTN_HEIGHT, TRUE) ;
MoveWindow ( hwndLarger, cxClient / 2 + BTN_WIDTH / 2,cyClient / 2 - BTN_HEIGHT / 2,
BTN_WIDTH, BTN_HEIGHT, TRUE) ;
return 0 ;
case WM_COMMAND :
GetWindowRect (hwnd, &rc) ;
// Make the window 10% smaller or larger
switch (wParam)
{
case ID_SMALLER :
rc.left += cxClient / 20 ;
rc.right -= cxClient / 20 ;
rc.top += cyClient / 20 ;
rc.bottom -= cyClient / 20 ;
break ;
case ID_LARGER :
rc.left -= cxClient / 20 ;
rc.right += cxClient / 20 ;
rc.top -= cyClient / 20 ;
rc.bottom += cyClient / 20 ;
break ;
}
MoveWindow ( hwnd, rc.left, rc.top, rc.right - rc.left,
rc.bottom - rc.top, TRUE) ;
return 0 ;
case WM_DRAWITEM :
pdis = (LPDRAWITEMSTRUCT) lParam ;
// Fill area with white and frame it black
FillRect (pdis->hDC, &pdis->rcItem,
(HBRUSH) GetStockObject (WHITE_BRUSH)) ;
FrameRect ( pdis->hDC, &pdis->rcItem,
( HBRUSH) GetStockObject (BLACK_BRUSH)) ;
// Draw inward and outward black triangles
cx = pdis->rcItem.right - pdis->rcItem.left ;
cy = pdis->rcItem.bottom - pdis->rcItem.top ;
switch (pdis->CtlID)
{
case ID_SMALLER :
pt[0].x = 3 * cx / 8 ; pt[0].y = 1 * cy / 8 ;
pt[1].x = 5 * cx / 8 ; pt[1].y = 1 * cy / 8 ;
pt[2].x = 4 * cx / 8 ; pt[2].y = 3 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 7 * cx / 8 ; pt[0].y = 3 * cy / 8 ;
pt[1].x = 7 * cx / 8 ; pt[1].y = 5 * cy / 8 ;
pt[2].x = 5 * cx / 8 ; pt[2].y = 4 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 5 * cx / 8 ; pt[0].y = 7 * cy / 8 ;
pt[1].x = 3 * cx / 8 ; pt[1].y = 7 * cy / 8 ;
pt[2].x = 4 * cx / 8 ; pt[2].y = 5 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 1 * cx / 8 ; pt[0].y = 5 * cy / 8 ;
pt[1].x = 1 * cx / 8 ; pt[1].y = 3 * cy / 8 ;
pt[2].x = 3 * cx / 8 ; pt[2].y = 4 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
break ;
case ID_LARGER :
pt[0].x = 5 * cx / 8 ; pt[0].y = 3 * cy / 8 ;
pt[1].x = 3 * cx / 8 ; pt[1].y = 3 * cy / 8 ;
pt[2].x = 4 * cx / 8 ; pt[2].y = 1 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 5 * cx / 8 ; pt[0].y = 5 * cy / 8 ;
pt[1].x = 5 * cx / 8 ; pt[1].y = 3 * cy / 8 ;
pt[2].x = 7 * cx / 8 ; pt[2].y = 4 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 3 * cx / 8 ; pt[0].y = 5 * cy / 8 ;
pt[1].x = 5 * cx / 8 ; pt[1].y = 5 * cy / 8 ;
pt[2].x = 4 * cx / 8 ; pt[2].y = 7 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
pt[0].x = 3 * cx / 8 ; pt[0].y = 3 * cy / 8 ;
pt[1].x = 3 * cx / 8 ; pt[1].y = 5 * cy / 8 ;
pt[2].x = 1 * cx / 8 ; pt[2].y = 4 * cy / 8 ;
Triangle (pdis->hDC, pt) ;
break ;
}
// Invert the rectangle if the button is selected
if (pdis->itemState & ODS_SELECTED)
InvertRect (pdis->hDC, &pdis->rcItem) ;
// Draw a focus rectangle if the button has the focus
if (pdis->itemState & ODS_FOCUS)
{
pdis->rcItem.left += cx / 16 ;
pdis->rcItem.top += cy / 16 ;
pdis->rcItem.right -= cx / 16 ;
pdis->rcItem.bottom-= cy / 16 ;
DrawFocusRect (pdis->hDC, &pdis->rcItem) ;
}
return 0 ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
锟矫筹拷式锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷钮锟斤拷锟斤拷图9-2锟斤拷示锟斤拷锟斤拷叩陌锟脚ワ拷锟斤拷母锟斤拷锟斤拷锟斤拷锟街革拷锟脚ワ拷锟斤拷锟斤拷耄拷锟斤拷赂冒锟脚ナ憋拷锟斤拷哟锟斤拷某叽缃拷锟叫�10锟斤拷锟斤拷锟揭边的帮拷钮锟斤拷锟侥革拷锟斤拷锟斤拷指锟斤拷锟斤拷锟斤拷锟轿ｏ拷锟斤拷锟铰此帮拷钮时锟斤拷锟接达拷锟侥尺寸将锟斤拷锟斤拷10锟斤拷锟斤拷
锟斤拷锟斤拷锟街伙拷锟揭拷诎锟脚ワ拷锟斤拷锟绞就际撅拷锟斤拷锟斤拷图锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷BS_ICON锟斤拷BS_BITMAP锟斤拷式锟斤拷锟斤拷锟斤拷BM_SETIMAGE讯息锟借定锟斤拷锟斤拷图锟斤拷锟斤拷锟角ｏ拷锟斤拷锟紹S_OWNERDRAW锟斤拷式锟侥帮拷钮锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷全锟斤拷锟缴地伙拷锟狡帮拷钮锟斤拷
锟斤拷
| 图9-2 OWNDRAW锟斤拷萤幕锟斤拷示 |
锟节达拷锟斤拷WM_CREATE讯息锟斤拷锟斤拷锟节间，OWNDRAW锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷BS_OWNERDRAW锟斤拷式锟侥帮拷钮锟斤拷锟斤拷钮锟侥匡拷锟斤拷锟斤拷系统锟斤拷锟斤拷锟�8锟斤拷锟斤拷锟竭讹拷锟斤拷系统锟斤拷锟斤拷锟�4锟斤拷锟斤拷锟斤拷使锟斤拷预锟饺讹拷锟斤拷玫牡锟斤拷锟酵硷拷锟斤拷瓢锟脚ナ憋拷锟斤拷锟叫╋拷叽锟斤拷锟絍GA锟较斤拷锟斤拷锟侥帮拷钮为64图锟截匡拷64图锟截高ｏ拷知锟斤拷锟斤拷些锟斤拷锟较斤拷锟角筹拷锟斤拷锟矫ｏ拷锟斤拷锟斤拷些锟斤拷钮锟斤拷未锟酵讹拷位锟斤拷锟节达拷锟斤拷WM_SIZE讯息锟斤拷锟斤拷锟节间，通锟斤拷锟斤拷锟斤拷MoveWindow锟斤拷式锟斤拷OWNDRAW锟斤拷锟斤拷钮位锟矫凤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷摹锟�
锟斤拷锟斤拷锟斤拷些锟斤拷钮时锟斤拷锟斤拷锟角就伙拷锟斤拷锟絎M_COMMAND讯息锟斤拷为锟剿达拷锟斤拷锟斤拷些WM_COMMAND讯息锟斤拷OWNDRAW锟斤拷锟斤拷GetWindowRect锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷只锟斤拷锟斤拷示锟斤拷锟津）碉拷位锟矫和尺达拷锟斤拷锟斤拷RECT锟斤拷锟斤拷锟轿ｏ拷锟结构锟叫ｏ拷锟斤拷锟轿伙拷锟斤拷锟斤拷锟斤拷锟接┠伙拷摹锟饺伙拷幔拷锟斤拷莅锟斤拷碌锟斤拷锟斤拷锟竭伙拷锟斤拷锟揭边的帮拷钮锟斤拷OWNDRAW锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谓峁癸拷母锟斤拷锟斤拷锟轿恢碉拷锟斤拷锟绞斤拷锟酵拷锟斤拷锟斤拷锟組oveWindow锟斤拷锟斤拷锟斤拷确锟斤拷位锟矫和尺寸。锟解将锟斤拷锟斤拷锟斤拷一锟斤拷WM_SIZE讯息锟斤拷锟斤拷钮锟斤拷锟斤拷锟铰讹拷位锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷搿�
锟斤拷锟斤拷锟斤拷浅锟绞斤拷锟斤拷锟斤拷锟饺拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫达拷锟斤拷锟饺拷锟斤拷裕锟街伙拷锟斤拷锟斤拷锟脚ワ拷遣锟斤拷杉锟斤拷摹锟绞癸拷锟紹S_OWNERDRAW锟斤拷式锟斤拷锟斤拷锟侥帮拷钮锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷色锟斤拷锟轿猴拷时锟斤拷锟斤拷锟斤拷锟侥革拷锟接达拷锟斤拷锟斤拷一锟斤拷WM_DRAWITEM讯息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷录锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷钮锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷钮锟斤拷锟斤拷锟铰或被放匡拷时锟斤拷锟斤拷锟斤拷钮锟矫碉拷锟斤拷锟斤拷失去锟斤拷锟诫焦锟斤拷时锟斤拷锟皆硷拷锟斤拷锟斤拷钮锟斤拷要锟斤拷锟斤拷锟斤拷色锟斤拷锟轿猴拷时锟斤拷
锟节达拷锟斤拷WM_DRAWITEM讯息锟斤拷锟斤拷锟节间，lParam讯息锟斤拷锟斤拷锟斤拷指锟斤拷锟斤拷态DRAWITEMSTRUCT锟结构锟斤拷指锟疥，OWNDRAW锟斤拷式锟斤拷锟斤拷锟街革拷甏拷锟斤拷锟絧dis锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷峁癸拷锟斤拷锟斤拷嘶锟斤拷冒锟脚ナ憋拷锟绞斤拷锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷锟斤拷峁挂诧拷锟斤拷锟斤拷锟斤拷曰锟斤拷宓ワ拷锟斤拷锟酵癸拷锟杰憋拷使锟矫ｏ拷锟斤拷锟皆帮拷钮锟斤拷锟皆非筹拷锟斤拷要锟侥结构锟斤拷位锟斤拷hDC 锟斤拷锟斤拷钮锟斤拷装锟斤拷锟斤拷锟捷ｏ拷锟斤拷rcItem锟斤拷锟结供锟斤拷钮锟竭达拷锟絉ECT锟结构锟斤拷锟斤拷CtlID锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷ID锟斤拷锟斤拷itemState 锟斤拷锟斤拷说锟斤拷锟斤拷钮锟角否被帮拷锟铰ｏ拷锟斤拷锟竭帮拷钮锟角凤拷拥锟斤拷锟斤拷锟诫焦锟姐）锟斤拷
锟斤拷锟斤拷FillRect锟矫帮拷色锟斤拷刷抹锟斤拷锟斤拷钮锟斤拷锟斤拷锟芥，锟斤拷锟斤拷FrameRect锟节帮拷钮锟斤拷锟斤拷围锟斤拷锟较黑匡拷锟缴达拷OWNDRAW锟斤拷锟斤拷锟斤拷锟斤拷WM_DRAWITEM锟斤拷锟斤拷锟斤拷锟教★拷然锟结，通锟斤拷锟斤拷锟斤拷Polygon锟斤拷OWNDRAW锟节帮拷钮锟较伙拷锟斤拷4锟斤拷锟斤拷色实锟侥碉拷锟斤拷锟斤拷锟轿★拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷巍锟�
锟斤拷锟斤拷锟脚ツ壳帮拷锟斤拷锟斤拷拢锟斤拷锟矫碊RAWITEMSTRUCT锟斤拷itemState锟斤拷位锟叫碉拷某位元锟斤拷锟斤拷锟斤拷为1锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷ODS_SELECTED锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷些位元锟斤拷锟斤拷锟斤拷锟叫┪辉拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫碠WNDRAW锟斤拷通锟斤拷锟斤拷锟斤拷InvertRect锟斤拷锟斤拷钮锟斤拷转为锟洁反锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟脚ビ碉拷锟斤拷锟斤拷虢癸拷悖拷锟矫磇temState锟斤拷ODS_FOCUS位元锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拢锟絆WNDRAW通锟斤拷锟斤拷锟斤拷DrawFocusRect锟斤拷锟节帮拷钮锟侥边斤拷锟节伙拷一锟斤拷锟斤拷锟竭的撅拷锟轿★拷
锟斤拷使锟斤拷拥锟斤拷锟竭伙拷锟狡帮拷钮时锟斤拷应锟斤拷注锟斤拷锟斤拷锟铰硷拷锟斤拷锟斤拷锟芥：Windows锟斤拷锟阶帮拷锟斤拷锟斤拷莶锟斤拷锟斤拷锟斤拷锟轿狣RAWITEMSTRUCT锟结构锟斤拷一锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷装锟斤拷锟斤拷锟捷达拷锟斤拷锟斤拷业锟斤拷锟绞憋拷锟斤拷锟斤拷锟阶刺拷锟斤拷魏伪锟窖★拷锟阶帮拷锟斤拷锟斤拷莸锟紾DI锟斤拷锟斤拷锟斤拷锟斤拷璞伙拷头拧锟斤拷锟斤拷猓拷锟斤拷牟锟揭拷诙锟斤拷灏磁ワ拷呓锟侥撅拷锟斤拷锟斤拷锟斤拷锟斤拷谢锟斤拷啤锟�
锟斤拷态锟斤拷锟�
锟斤拷
锟斤拷CreateWindow锟斤拷式锟斤拷指锟斤拷锟接达拷锟斤拷锟轿拷锟絪tatic锟斤拷锟斤拷锟斤拷锟酵匡拷锟皆斤拷锟斤拷锟斤拷态锟斤拷锟街碉拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋。锟斤拷些锟斤拷锟接达拷锟角筹拷锟斤拷锟侥撅拷锟斤拷锟斤拷锟斤拷锟饺诧拷锟斤拷锟秸伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫，也锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷WM_COMMAND讯息锟斤拷
锟斤拷锟斤拷锟节撅拷态锟斤拷锟接达拷锟斤拷锟狡讹拷锟斤拷锟竭帮拷锟铰伙拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟絎M_NCHITTEST讯息锟斤拷锟斤拷HTTRANSPARENT锟斤拷值锟斤拷锟截革拷Windows锟斤拷锟解将使Windows锟斤拷锟斤拷锟铰诧拷锟接达拷锟斤拷通锟斤拷锟斤拷锟斤拷锟侥革拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷WM_NCHITTEST讯息锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷讯息锟斤拷锟捷革拷DefWindowProc锟斤拷锟斤拷锟斤拷锟斤，锟斤拷锟斤拷转锟斤拷为锟斤拷示锟斤拷锟斤拷幕锟斤拷锟窖断拷锟�
前锟斤拷锟斤拷锟斤拷态锟接达拷锟斤拷式只锟津单碉拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷示锟斤拷锟斤拷锟节伙拷一锟斤拷锟斤拷锟轿伙拷锟竭边匡拷锟斤拷锟铰憋拷锟斤拷锟较诧拷锟斤拷锟斤拷RECT锟斤拷锟斤拷态锟斤拷式锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷图锟斤拷锟侥撅拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷FRAME锟斤拷锟斤拷式锟斤拷锟斤拷锟叫ｏ拷锟斤拷没锟斤拷锟斤拷锟斤拷图锟斤拷锟侥撅拷锟斤拷锟斤拷锟斤拷锟斤拷
|
SS_BLACKRECT SS_GRAYRECT SS_WHITERECT |
SS_BLACKFRAME SS_GRAYFRAME SS_WHITEFRAME |
锟斤拷BLACK锟斤拷锟斤拷锟斤拷GRAY锟斤拷锟斤拷锟斤拷WHITE锟斤拷锟斤拷锟斤拷锟斤拷味锟斤拷锟节★拷锟揭和帮拷色锟斤拷锟斤拷些锟斤拷色锟斤拷锟斤拷系统锟斤拷色锟斤拷锟斤拷锟侥ｏ拷锟斤拷锟�9-4锟斤拷示锟斤拷
| 锟斤拷9-4 |
| 锟斤拷态锟斤拷锟斤拷锟斤拷 | 系统锟斤拷色 |
|---|---|
| BLACK | COLOR_3DDKSHADOW |
| GRAY | COLOR_BTNSHADOW |
| WHITE | COLOR_BTNHIGHLIGHT |
锟斤拷锟斤拷些锟斤拷式锟斤拷CreateWindow锟斤拷锟斤拷锟叫碉拷锟接达拷锟斤拷锟斤拷锟斤拷位锟斤拷锟斤拷锟皆★拷锟斤拷锟轿碉拷锟斤拷锟较角匡拷始锟絰位锟斤拷锟斤拷锟斤拷锟統位锟斤拷锟斤拷锟疥，锟斤拷些锟斤拷锟疥都锟斤拷锟届陡锟斤拷哟锟斤拷锟斤拷锟揭诧拷锟斤拷锟绞癸拷锟絊S_ETCHEDHORZ锟斤拷SS_ETCHEDVERT锟斤拷锟斤拷SS_ETCHEDFRAME 锟斤拷锟斤拷锟矫伙拷色锟酵帮拷色锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷影锟侥边匡拷
锟斤拷态锟斤拷锟揭诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟絊S_LEFT锟斤拷SS_RIGHT锟斤拷SS_CENTER锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷锟斤拷搿拷锟斤拷叶锟斤拷锟酵撅拷锟斤拷锟斤拷锟街★拷锟斤拷锟斤拷锟斤拷CreateWindow锟斤拷锟叫碉拷锟接达拷锟斤拷锟街诧拷锟斤拷锟叫革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絊etWindowText锟斤拷锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷态锟斤拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟绞撅拷锟斤拷锟绞憋拷锟斤拷锟绞癸拷锟紻rawText锟斤拷式锟皆硷拷DT_WORDBREAK锟斤拷DT_NOCLIP锟斤拷DT_EXPANDTABS锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟侥撅拷锟斤拷锟节匡拷锟皆帮拷锟斤拷锟街斤拷锟叫伙拷锟叫★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟接达拷锟侥憋拷锟斤拷通锟斤拷为COLOR_BTNFACE锟斤拷锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷COLOR_WINDOWTEXT锟斤拷锟斤拷锟斤拷锟斤拷WM_CTLCOLORSTATIC讯息时锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷SetTextColor锟斤拷锟侥憋拷锟斤拷锟斤拷锟斤拷色锟斤拷通锟斤拷SetBkColor锟斤拷锟侥变背锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟截憋拷锟斤拷锟斤拷刷锟斤拷锟脚★拷锟斤拷锟斤拷锟紺OLORS1锟斤拷式展示锟斤拷锟斤拷一锟姐。
锟斤拷锟结，锟斤拷态锟斤拷鸹拱锟斤拷锟斤拷锟斤拷哟锟斤拷锟绞絊S_ICON锟斤拷SS_USERITEM锟斤拷锟斤拷锟角碉拷锟斤拷锟角憋拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷时却没锟斤拷锟轿猴拷锟斤拷锟藉。锟斤拷锟斤拷锟斤拷锟斤拷锟桔对伙拷锟斤拷锟斤拷时锟斤拷要锟结及锟斤拷锟角★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷
锟斤拷锟节碉拷锟斤拷锟斤拷锟阶达拷锟斤拷锟斤拷锟剿撅拷锟斤拷锟叫ｏ拷也锟斤拷锟斤拷锟剿★拷锟接达拷锟斤拷锟斤拷锟叫★拷锟酵★拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟筋」之锟斤拷锟揭恍╋拷锟斤拷锟絊YSMETS锟斤拷式使锟斤拷锟接达拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟揭边和底诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟节斤拷锟斤拷锟接达拷时通锟斤拷锟斤拷识锟斤拷锟斤拷WS_VSCROLL锟斤拷WS_HSCROLL锟斤拷锟斤拷锟斤拷锟竭讹拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷式锟叫ｏ拷锟斤拷锟接达拷锟斤拷锟较撅拷锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷准锟斤拷锟斤拷锟斤拷一些锟斤拷锟斤拷锟叫匡拷锟斤拷锟筋，锟斤拷锟斤拷锟斤拷锟斤拷锟节革拷锟接达拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷魏蔚胤锟斤拷锟斤拷值锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟皆わ拷榷锟斤拷锟斤拷锟接达拷锟斤拷锟絪crollbar锟斤拷锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式SBS_VERT锟斤拷SBS_HORZ锟叫碉拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟筋。
锟诫按钮锟斤拷锟斤拷锟筋（锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟桔的编辑锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷睿╋拷锟酵拷锟斤拷锟斤拷锟斤拷锌锟斤拷锟斤拷畈伙拷锟斤拷哟锟斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷WM_VSCROLL锟斤拷WM_HSCROLL讯息锟斤拷锟节达拷锟斤拷锟斤拷锟斤拷讯息时锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷lParam锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锌锟斤拷锟斤拷睢ｏ拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟街滴�0锟斤拷锟斤拷於撅拷锟斤拷锟叫匡拷锟斤拷锟斤拷锟斤拷值为锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟脚★拷锟斤拷锟接达拷锟斤拷锟斤拷锟叫和撅拷锟斤拷锟叫匡拷锟斤拷锟斤拷锟斤拷说锟斤拷wParam锟斤拷锟斤拷锟侥革拷锟斤拷锟斤拷偷锟斤拷锟斤拷锟侥猴拷锟斤拷锟斤拷同锟斤拷
锟斤拷然锟接达拷锟斤拷锟斤拷锟斤拷锟叫固讹拷锟侥匡拷锟饺ｏ拷Windows使锟斤拷CreateWindow锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟組oveWindow锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟侥撅拷锟轿尺达拷锟斤拷确锟斤拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟斤拷某叽纭ｏ拷锟斤拷锟斤拷越锟斤拷锟较革拷锟斤拷锟斤拷木锟斤拷锟斤拷锌锟斤拷锟斤拷睿诧拷锟斤拷越锟斤拷锟斤拷潭锟斤拷值木锟斤拷锟斤拷锌锟斤拷锟斤拷睢�
锟斤拷锟斤拷锟斤拷虢拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷谐叽锟斤拷锟酵拷木锟斤拷锟斤拷锌锟斤拷锟斤拷睿拷锟矫达拷锟斤拷锟绞癸拷锟紾etSystemMetrics取锟斤拷水平锟斤拷锟斤拷锟叫的高度ｏ拷
GetSystemMetrics (SM_CYHSCROLL) ;
锟斤拷锟竭达拷直锟斤拷锟斤拷锟叫的匡拷锟饺ｏ拷
GetSystemMetrics (SM_CXVSCROLL) ;
锟斤拷锟斤拷Windows锟侥硷拷锟斤拷锟斤拷锟斤拷锟叫达拷锟斤拷式识锟斤拷锟斤拷SBS_LEFTALIGN锟斤拷SBS_RIGHTALIGN锟斤拷SBS_TOP ALIGN锟斤拷SBS_BOTTOMALIGN锟斤拷锟斤拷锟斤拷锟斤拷锟叫的憋拷准锟竭寸，锟斤拷锟斤拷锟斤拷些锟斤拷式只锟节对伙拷锟斤拷锟斤拷锟叫对撅拷锟斤拷锟斤拷锟斤拷效锟斤拷
锟斤拷锟接达拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷使锟斤拷同锟斤拷锟侥猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟斤拷姆锟轿э拷锟轿伙拷茫锟�
SetScrollRange (hwndScroll, SB_CTL, iMin, iMax, bRedraw) ; SetScrollPos (hwndScroll, SB_CTL, iPos, bRedraw) ; SetScrollInfo (hwndScroll, SB_CTL, &si, bRedraw) ;
锟斤拷锟斤拷锟斤拷锟斤拷於ｏ拷锟接达拷锟斤拷锟斤拷锟叫斤拷锟斤拷锟接达拷锟侥达拷锟斤拷锟斤拷为锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷SB_VERT锟斤拷锟斤拷SB_HORZ锟斤拷为锟节讹拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟剿吃撅拷锟斤拷锟角ｏ拷锟斤拷为COLOR_SCROLLBAR锟斤拷系统锟斤拷色锟斤拷锟斤拷锟斤拷於撅拷锟斤拷锟叫★拷锟斤拷锟剿的帮拷钮锟斤拷小锟斤拷锟斤拷锟斤拷锟缴拷锟紺OLOR_BTNFACE锟斤拷COLOR_BTNHILIGHT锟斤拷COLOR_BTNSHADOW锟斤拷COLOR_BTNTEXT 锟斤拷锟斤拷锟叫★拷锟酵凤拷锟斤拷锟紺OLOR_DKSHADOW锟斤拷COLOR_BTNLIGHT锟斤拷锟斤拷锟斤拷锟斤拷锟剿帮拷钮之锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷锟紺OLOR_BTNFACE锟斤拷COLOR_BTNHIGHLIGHT锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絎M_CTLCOLORSCROLLBAR讯息锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷锟叫达拷锟截伙拷刷锟斤拷取锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟铰★拷
COLORS1锟斤拷式
锟斤拷
为锟剿斤拷锟斤拷锟斤拷泻途锟教拷锟斤拷哟锟斤拷锟揭恍╋拷梅锟斤拷锟揭参拷锟斤拷锟斤拷锟斤拷私锟斤拷锟缴拷锟斤拷锟斤拷墙锟绞癸拷锟紺OLORS1锟斤拷式锟斤拷锟斤拷锟绞�9-3锟斤拷示锟斤拷COLORS1锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟诫部锟斤拷示锟斤拷锟街撅拷锟斤拷锟叫ｏ拷锟斤拷锟街憋拷锟斤拷浴锟絉ed锟斤拷锟斤拷锟斤拷 Green锟斤拷锟酵★拷Blue锟斤拷锟斤拷锟斤拷锟斤拷挪锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷野氩匡拷锟斤拷锟轿拷锟斤拷锟皆拷锟较讹拷锟缴的合筹拷色锟斤拷锟斤拷锟斤拷原色锟斤拷锟斤拷值锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷锟斤拷锟芥。
锟斤拷式9-3 COLORS1
COLORS1.C
/*------------------------------------------------------------------------
COLORS1.C -- Colors Using Scroll Bars
(c) Charles Petzold, 1998
-------------------------------------------------------------------------*/
#include <windows.h>
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
LRESULT CALLBACK ScrollProc (HWND, UINT, WPARAM, LPARAM) ;
int idFocus ;
WNDPROC OldScroll[3] ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("Colors1") ;
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 = CreateSolidBrush (0) ;
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 ("Color Scroll"),
WS_OVERLAPPEDWINDOW,
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 COLORREF crPrim[3] = { RGB (255, 0, 0), RGB (0, 255, 0),
RGB (0, 0, 255) } ;
static HBRUSH hBrush[3], hBrushStatic ;
static HWND hwndScroll[3], hwndLabel[3], hwndValue[3], hwndRect ;
static int color[3], cyChar ;
static RECT rcColor ;
static TCHAR * szColorLabel[] = { TEXT ("Red"), TEXT ("Green"),
TEXT ("Blue") } ;
HINSTANCE hInstance ;
int i, cxClient, cyClient ;
TCHAR szBuffer[10] ;
switch (message)
{
case WM_CREATE :
hInstance = (HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE) ;
// Create the white-rectangle window against which the
// scroll bars will be positioned. The child window ID is 9.
hwndRect = CreateWindow (TEXT ("static"), NULL,
WS_CHILD | WS_VISIBLE | SS_WHITERECT,
0, 0, 0, 0,
hwnd, (HMENU) 9, hInstance, NULL) ;
for (i = 0 ; i < 3 ; i++)
{
// The three scroll bars have IDs 0, 1, and 2, with
// scroll bar ranges from 0 through 255.
hwndScroll[i] = CreateWindow (TEXT ("scrollbar"), NULL,
WS_CHILD | WS_VISIBLE |
WS_TABSTOP | SBS_VERT,
0, 0, 0, 0,
hwnd, (HMENU) i, hInstance, NULL) ;
SetScrollRange (hwndScroll[i], SB_CTL, 0, 255, FALSE) ;
SetScrollPos (hwndScroll[i], SB_CTL, 0, FALSE) ;
// The three color-name labels have IDs 3, 4, and 5,
// and text strings "Red", "Green", and "Blue".
hwndLabel [i] = CreateWindow (TEXT ("static"), zColorLabel[i],
WS_CHILD | WS_VISIBLE | SS_CENTER,
0, 0, 0, 0,
hwnd, (HMENU) (i + 3),
hInstance, NULL) ;
// The three color-value text fields have IDs 6, 7,
// and 8, and initial text strings of "0".
hwndValue [i] = CreateWindow (TEXT ("static"), TEXT ("0"),
WS_CHILD | WS_VISIBLE | SS_CENTER,
0, 0, 0, 0,
hwnd, (HMENU) (i + 6),
hInstance, NULL) ;
OldScroll[i] = (WNDPROC) SetWindowLong (hwndScroll[i],
GWL_WNDPROC, (LONG) ScrollProc) ;
hBrush[i] = CreateSolidBrush (crPrim[i]) ;
}
hBrushStatic = CreateSolidBrush (
GetSysColor (COLOR_BTNHIGHLIGHT)) ;
cyChar = HIWORD (GetDialogBaseUnits ()) ;
return 0 ;
case WM_SIZE :
cxClient = LOWORD (lParam) ;
cyClient = HIWORD (lParam) ;
SetRect (&rcColor, cxClient / 2, 0, cxClient, cyClient) ;
MoveWindow (hwndRect, 0, 0, cxClient / 2, cyClient, TRUE) ;
for (i = 0 ; i < 3 ; i++)
{
MoveWindow (hwndScroll[i],
(2 * i + 1) * cxClient / 14, 2 * cyChar,
cxClient / 14, cyClient - 4 * cyChar, TRUE) ;
MoveWindow (hwndLabel[i],
(4 * i + 1) * cxClient / 28, cyChar / 2,
cxClient / 7, cyChar, TRUE)
MoveWindow (hwndValue[i],
(4 * i + 1) * cxClient / 28,
cyClient - 3 * cyChar / 2,
cxClient / 7, cyChar, TRUE) ;
}
SetFocus (hwnd) ;
return 0 ;
case WM_SETFOCUS :
SetFocus (hwndScroll[idFocus]) ;
return 0 ;
case WM_VSCROLL :
i = GetWindowLong ((HWND) lParam, GWL_ID) ;
switch (LOWORD (wParam))
{
case SB_PAGEDOWN :
color[i] += 15 ;
// fall through
case SB_LINEDOWN :
color[i] = min (255, color[i] + 1) ;
break ;
case SB_PAGEUP :
color[i] -= 15 ;
// fall through
case SB_LINEUP :
color[i] = max (0, color[i] - 1) ;
break ;
case SB_TOP :
color[i] = 0 ;
break ;
case SB_BOTTOM :
color[i] = 255 ;
break ;
case SB_THUMBPOSITION :
case SB_THUMBTRACK :
color[i] = HIWORD (wParam) ;
break ;
default :
break ;
}
SetScrollPos (hwndScroll[i], SB_CTL, color[i], TRUE) ;
wsprintf (szBuffer, TEXT ("%i"), color[i]) ;
SetWindowText (hwndValue[i], szBuffer) ;
DeleteObject ((HBRUSH)
SetClassLong (hwnd, GCL_HBRBACKGROUND, (LONG)
CreateSolidBrush (RGB (color[0], color[1], color[2])))) ;
InvalidateRect (hwnd, &rcColor, TRUE) ;
return 0 ;
case WM_CTLCOLORSCROLLBAR :
i = GetWindowLong ((HWND) lParam, GWL_ID) ;
return (LRESULT) hBrush[i] ;
case WM_CTLCOLORSTATIC :
i = GetWindowLong ((HWND) lParam, GWL_ID) ;
if (i >= 3 && i <= 8) // static text controls
{
SetTextColor ((HDC) wParam, crPrim[i % 3]) ;
SetBkColor ((HDC) wParam, GetSysColor (COLOR_BTNHIGHLIGHT));
return (LRESULT) hBrushStatic ;
}
break ;
case WM_SYSCOLORCHANGE :
DeleteObject (hBrushStatic) ;
hBrushStatic = CreateSolidBrush (GetSysColor(COLOR_BTNHIGHLIGHT)) ;
return 0 ;
case WM_DESTROY :
DeleteObject ((HBRUSH)
SetClassLong (hwnd, GCL_HBRBACKGROUND, (LONG)
GetStockObject (WHITE_BRUSH))) ;
for (i = 0 ; i < 3 ; i++)
DeleteObject (hBrush[i]) ;
DeleteObject (hBrushStatic) ;
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
LRESULT CALLBACK ScrollProc (HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
int id = GetWindowLong (hwnd, GWL_ID) ;
switch (message)
{
case WM_KEYDOWN :
if (wParam == VK_TAB)
SetFocus (GetDlgItem (GetParent (hwnd),
(id + (GetKeyState (VK_SHIFT) < 0 ? 2 : 1)) % 3)) ;
break ;
case WM_SETFOCUS :
idFocus = id ;
break ;
}
return CallWindowProc (OldScroll[id], hwnd, message, wParam,lParam) ;
}
COLORS1锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟叫癸拷锟斤拷锟斤拷锟矫筹拷式使锟斤拷10锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋：3锟斤拷锟斤拷锟斤拷锟叫★拷6锟斤拷锟斤拷态锟斤拷锟斤拷锟接达拷锟斤拷1锟斤拷锟斤拷态锟斤拷锟轿匡拷COLORS1锟斤拷锟斤拷WM_CTLCOLORSCROLLBAR讯息锟斤拷锟斤拷锟届、锟教★拷锟斤拷3锟斤拷锟斤拷锟斤拷锟叫碉拷锟节诧拷锟斤拷色锟斤拷锟斤拷锟斤拷锟斤拷WM_CTLCOLORSTATIC讯息锟斤拷锟斤拷色锟斤拷态锟斤拷锟街★拷
锟斤拷锟斤拷锟斤拷使锟矫伙拷锟斤拷锟斤拷呒锟斤拷锟斤拷锟脚诧拷锟斤拷锟斤拷锟斤拷校锟斤拷佣锟斤拷锟斤拷锟紺OLORS1锟斤拷为一锟斤拷实锟斤拷锟斤拷色锟斤拷示锟侥匡拷锟斤拷锟斤拷锟竭ｏ拷为锟斤拷锟皆硷拷锟斤拷Windows锟斤拷式选锟斤拷漂锟斤拷锟斤拷锟斤拷色锟斤拷锟斤拷锟竭ｏ拷锟斤拷锟斤拷锟杰革拷喜锟斤拷锟窖匡拷锟斤拷锟斤拷色锟斤拷锟斤拷COLORS1锟斤拷锟斤拷示锟斤拷图9-3锟斤拷示锟斤拷锟斤拷锟揭碉拷锟角ｏ拷锟斤拷些锟斤拷色锟斤拷印锟斤拷纸锟较憋拷锟斤拷示为锟斤拷同锟斤拷浅锟侥伙拷色锟斤拷
锟斤拷
| 图9-3 COLORS1锟斤拷萤幕锟斤拷示 |
COLORS1锟斤拷锟斤拷锟斤拷WM_PAINT讯息锟斤拷锟斤拷锟叫的癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷傻摹锟�
锟斤拷示锟斤拷锟斤拷锟揭半部锟斤拷示锟斤拷锟斤拷色实锟斤拷锟斤拷锟斤拷锟接达拷锟侥憋拷锟斤拷锟斤拷色锟斤拷SS_WHITERECT锟斤拷式锟侥撅拷态锟斤拷锟接达拷锟斤拷示锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟诫部锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷SBS_VERT锟斤拷式锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟筋，锟斤拷锟角憋拷锟斤拷位锟斤拷SS_WHITERECT锟斤拷锟接达拷锟侥讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷SS_CENTER锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟街ｏ拷锟侥撅拷态锟斤拷锟接达拷锟结供锟斤拷签锟斤拷锟斤拷色值锟斤拷COLORS1锟斤拷WinMain锟斤拷式锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷通锟截碉拷式锟接达拷锟斤拷10锟斤拷锟斤拷锟接达拷锟斤拷SS_WHITERECT锟斤拷SS_CENTER锟斤拷态锟接达拷使锟斤拷锟接达拷锟斤拷锟絪tatic锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟接达拷锟斤拷锟絪crollbar锟斤拷锟斤拷
CreateWindow锟斤拷锟斤拷锟叫碉拷x位锟矫★拷y位锟矫★拷锟斤拷锟饺和高度诧拷锟斤拷锟斤拷锟斤拷锟轿�0锟斤拷锟斤拷为位锟矫和达拷小锟斤拷取锟斤拷锟斤拷锟绞撅拷锟斤拷锟侥尺寸，锟斤拷锟斤拷目前锟斤拷未确锟斤拷锟斤拷COLORS1锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟节斤拷锟秸碉拷WM_SIZE讯息时锟斤拷锟斤拷使锟斤拷MoveWindow锟斤拷10锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷确锟斤拷锟斤拷小锟斤拷锟斤拷锟皆ｏ拷每锟斤拷锟斤拷锟斤拷COLORS1锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟叫的尺达拷突岚达拷锟斤拷锟斤拷浠拷锟�
锟斤拷WndProc锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟秸碉拷WM_VSCROLL讯息时锟斤拷lParam锟斤拷锟斤拷锟侥革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷拇锟斤拷拧锟斤拷锟斤拷强锟斤拷锟绞癸拷锟紾etWindowWord锟斤拷锟矫碉拷锟斤拷锟接达拷锟斤拷ID锟斤拷
i = GetWindowLong ((HWND) lParam, GWL_ID) ;
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷校锟斤拷锟斤拷锟斤拷丫锟斤拷锟较帮拷呓锟斤拷锟絀D锟斤拷为0锟斤拷1锟斤拷2锟斤拷锟斤拷锟斤拷WndProc锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷母锟斤拷锟斤拷锟斤拷锟斤拷诓锟斤拷锟窖断拷锟�
锟斤拷锟斤拷锟斤拷哟锟斤拷拇锟斤拷锟斤拷诮锟斤拷锟绞憋拷捅锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷校锟斤拷锟斤拷锟絎ndProc锟斤拷锟杰讹拷锟斤拷锟接︼拷木锟斤拷锟斤拷锟窖断拷锟斤拷写锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟絊etScrollPos锟斤拷锟借定锟斤拷锟接︼拷锟斤拷锟街碉拷锟�
SetScrollPos (hwndScroll[i], SB_CTL, color[i], TRUE) ;
WndProc也锟侥憋拷锟斤拷锟斤拷械撞锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷郑锟�
wsprintf (szBuffer, TEXT ("%i"), color[I]) ;
SetWindowText (hwndValue[i], szBuffer) ;
锟皆讹拷锟斤拷锟教斤拷锟斤拷
锟斤拷
锟斤拷锟斤拷锟叫匡拷锟斤拷锟斤拷也锟杰达拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫，锟斤拷锟斤拷只锟斤拷锟斤拷拥锟斤拷锟斤拷锟诫焦锟斤拷时锟斤拷锟叫★拷锟铰憋拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿憋拷锟阶拷锟轿拷锟斤拷锟窖断拷锟�
| 锟斤拷9-5 |
| 锟轿憋拷锟� | 锟斤拷锟斤拷讯息锟斤拷wParam值 |
|---|---|
| Home | SB_TOP |
| End | SB_BOTTOM |
| Page Up | SB_PAGEUP |
| Page Down | SB_PAGEDOWN |
| 锟斤拷锟斤拷锟� | SB_LINEUP |
| 锟揭伙拷锟斤拷 | SB_LINEDOWN |
锟斤拷实锟较ｏ拷SB_TOP锟斤拷SB_BOTTOM锟斤拷锟斤拷讯息只锟斤拷锟矫硷拷锟教诧拷锟斤拷锟斤拷锟斤拷使锟矫伙拷锟襟按讹拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟绞癸拷镁锟斤拷锟斤拷谢锟斤拷锟斤拷锟诫焦锟姐，锟斤拷么锟斤拷锟斤拷锟诫将WS_TABSTOP识锟斤拷锟街帮拷锟斤拷锟斤拷CreateWindow锟斤拷锟叫碉拷锟接达拷锟斤拷锟斤拷锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷拥锟斤拷锟斤拷锟诫焦锟斤拷时锟斤拷锟节该撅拷锟斤拷锟叫碉拷小锟斤拷锟斤拷锟较斤拷锟斤拷示一锟斤拷锟斤拷烁锟侥伙拷色锟介。
为锟剿革拷锟斤拷锟斤拷锟斤拷锟结供全锟斤拷募锟斤拷探锟斤拷妫拷锟斤拷锟揭拷锟斤拷锟揭恍╋拷锟斤拷锟斤拷锟斤拷锟斤拷龋锟絎ndProc锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷拥锟斤拷锟斤拷锟诫焦锟姐，锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷WM_SETFOCUS讯息锟斤拷锟斤拷锟斤拷锟揭伙拷锟侥ｏ拷锟斤拷WM_SETFOCUS讯息锟角碉拷锟斤拷锟斤拷锟叫伙拷锟斤拷锟斤拷虢癸拷锟绞憋拷涓革拷哟锟斤拷锟斤拷盏锟斤拷摹锟絎ndProc锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟借定锟斤拷锟诫焦锟姐。
SetFocus (hwndScroll[idFocus]) ;
锟斤拷锟斤拷idFocus锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟角ｏ拷锟斤拷锟斤拷要一些锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Tab锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷转锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟叫的凤拷锟斤拷锟斤拷锟斤拷冉锟斤拷锟斤拷眩锟斤拷锟轿伙拷锟侥筹拷锟斤拷锟斤拷锟斤拷锟接碉拷锟斤拷锟斤拷锟斤拷虢癸拷悖拷锟斤拷痛锟斤拷锟斤拷锟斤拷械募锟斤拷锟斤拷锟斤拷耄拷锟斤拷锟斤拷锟斤拷锟街伙拷锟斤拷锟斤拷伪锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷Tab锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷汛锟斤拷锟斤拷姆锟斤拷锟斤拷恰锟斤拷哟锟斤拷锟斤拷锟金化★拷锟斤拷锟斤拷锟角斤拷锟斤拷锟斤拷锟斤拷锟斤拷COLORS1锟斤拷锟斤拷使锟斤拷Tab锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟叫的癸拷锟杰★拷
锟接达拷锟斤拷锟斤拷鸹锟絎indow Subclassing锟斤拷
锟斤拷
锟斤拷锟斤拷锟叫匡拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟絎indows锟节诧拷锟侥★拷锟斤拷锟角ｏ拷锟斤拷GWL_WNDPROC识锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷GetWindowLong锟斤拷锟斤拷锟酵匡拷锟皆得碉拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟轿恢凤拷锟斤拷锟斤拷猓拷锟斤拷锟斤拷院锟斤拷锟絊etWindowLong锟斤拷锟矫撅拷锟斤拷锟斤拷锟借定一锟斤拷锟铰碉拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟金化★拷锟斤拷锟角筹拷锟斤拷锟矫★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街达拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷瓒拷锟斤拷夜锟斤拷锟斤拷锟斤拷员锟斤拷锟斤拷约锟斤拷某锟绞斤拷写锟斤拷锟揭恍┭断拷锟酵憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖断拷锟斤拷莞锟斤拷傻锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟�
锟斤拷COLORS1锟叫对撅拷锟斤拷讯息锟斤拷锟叫筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷ScrollProc锟斤拷锟斤拷锟斤拷COLORS1.C锟斤拷锟斤拷锟斤拷尾锟斤拷锟斤拷锟斤拷锟絊crollProc锟斤拷COLORS1锟叫的猴拷式锟斤拷锟斤拷Windows锟斤拷锟斤拷锟斤拷COLORS1锟斤拷锟斤拷锟斤拷ScrollProc锟斤拷锟诫被锟斤拷锟斤拷为callback锟斤拷式锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷每一锟斤拷锟斤拷COLORS1使锟斤拷SetWindowLong锟斤拷锟借定锟铰的撅拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷位址锟斤拷锟斤拷取锟斤拷锟街达拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟轿恢凤拷锟�
OldScroll[i] = (WNDPROC) SetWindowLong (hwndScroll[i], GWL_WNDPROC,
(LONG) ScrollProc)) ;
锟斤拷锟节ｏ拷锟斤拷式ScrollProc锟矫碉拷锟斤拷Windows锟斤拷锟酵碉拷COLORS1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷然锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟叫的撅拷锟斤拷锟叫ｏ拷锟侥撅拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷全锟斤拷讯息锟斤拷ScrollProc锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟节斤拷锟秸碉拷Tab锟斤拷锟斤拷Shift-Tab锟斤拷时锟斤拷锟酵斤拷锟斤拷锟诫焦锟斤拷谋涞斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷锟绞癸拷锟紺allWindowProc锟斤拷锟叫旧的撅拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷色
锟斤拷
锟斤拷COLORS1锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟绞憋拷锟揭参拷锟斤拷锟绞撅拷锟斤拷虮尘锟斤拷锟斤拷锟斤拷锟揭伙拷锟绞碉拷牡暮锟缴拷锟剿拷锟�
wndclass.hbrBackground = CreateSolidBrush (0) ;
锟斤拷锟斤拷锟侥憋拷COLORS1锟侥撅拷锟斤拷锟斤拷锟借定时锟斤拷锟斤拷式锟斤拷锟诫建锟斤拷一锟斤拷锟铰的伙拷刷锟斤拷锟斤拷锟斤拷锟斤拷锟铰伙拷刷锟斤拷锟脚凤拷锟斤拷锟接达拷锟斤拷锟结构锟叫★拷锟斤拷同使锟斤拷GetWindowLong锟斤拷SetWindowLong锟杰得碉拷锟斤拷锟借定锟斤拷锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式一锟斤拷锟斤拷锟斤拷GetClassWord锟斤拷SetClassWord锟杰得碉拷锟斤拷锟斤拷锟剿拷拇锟斤拷拧锟�
锟斤拷锟斤拷锟皆斤拷锟斤拷锟铰的伙拷刷锟斤拷锟斤拷锟斤拷锟斤拷挪锟斤拷锟斤拷哟锟斤拷锟斤拷峁癸拷校锟饺伙拷锟缴撅拷锟斤拷傻幕锟剿拷锟�
DeleteObject ((HBRUSH)
SetClassLong (hwnd, GCL_HBRBACKGROUND, (LONG)
CreateSolidBrush (RGB (color[0], color[1], color[2])))) ;
Windows锟斤拷一锟斤拷锟斤拷锟斤拷为锟接达拷锟侥憋拷锟斤拷锟斤拷色时锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷禄锟剿拷锟轿拷锟角匡拷锟絎indows抹锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角斤拷使锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷效锟斤拷
InvalidateRect (hwnd, &rcColor, TRUE) ;
TRUE锟斤拷锟斤拷锟姐）值锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示希锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷色之前删去锟斤拷锟斤拷锟斤拷
InvalidateRect使Windows锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷讯息锟斤拷锟斤拷锟叫放斤拷一锟斤拷WM_PAINT讯息锟斤拷锟斤拷锟絎M_PAINT讯息锟斤拷锟斤拷锟饺等硷拷锟饺较低ｏ拷锟斤拷锟皆ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷没锟斤拷锟斤拷锟斤拷锟轿憋拷锟斤拷贫锟斤拷锟斤拷锟斤拷械幕锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴拷谋锟街拷锟绞癸拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰的ｏ拷目前锟侥ｏ拷锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷锟斤拷InvalidateRect之锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
UpdateWindow (hwnd) ;
锟斤拷锟斤拷锟绞癸拷眉锟斤拷毯突锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
COLORS1锟叫碉拷WndProc锟斤拷式锟斤拷锟斤拷锟斤拷WM_PAINT讯息锟斤拷锟斤拷锟角斤拷锟戒传锟斤拷DefWindowProc锟斤拷Windows锟斤拷WM_PAINT讯息锟斤拷锟节讹拷锟斤拷锟斤拷只锟角猴拷锟斤拷BeginPaint锟斤拷EndPaint使锟接达拷锟斤拷效锟斤拷锟斤拷为锟斤拷InvalidateRect锟斤拷锟斤拷锟斤拷锟窖撅拷指锟斤拷锟斤拷锟斤拷要锟斤拷抹锟斤拷锟斤拷锟斤拷锟斤拷BeginPaint锟斤拷锟斤拷使Windows锟斤拷锟斤拷一锟斤拷WM_ERASEBKGND锟斤拷删锟斤拷锟斤拷锟斤拷锟斤拷讯息锟斤拷WndProc也锟斤拷锟斤拷锟斤拷锟斤拷锟窖断拷锟絎indows锟斤拷锟接达拷锟斤拷锟斤拷锟街革拷锟斤拷幕锟剿拷锟斤拷锟绞撅拷锟斤拷锟侥憋拷锟斤拷抹去锟斤拷锟斤拷锟斤拷锟酵达拷锟斤拷锟斤拷锟斤拷锟窖断拷锟�
锟斤拷锟斤拷止锟斤拷前锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷猓拷锟斤拷锟节达拷锟斤拷WM_DESTROY讯息锟斤拷锟斤拷锟节间，锟斤拷一锟轿猴拷锟斤拷DeleteObject锟斤拷
DeleteObject ((HBRUSH)
SetClassLong (hwnd, GCL_HBRBACKGROUND,
(LONG) GetStockObject (WHITE_BRUSH))) ;
锟斤拷锟斤拷锟斤拷锟叫和撅拷态锟斤拷锟斤拷锟斤拷色
锟斤拷
锟斤拷COLORS1锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷锟节诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷位锟叫碉拷锟斤拷锟斤拷锟斤拷色为锟届、锟教猴拷锟斤拷色锟斤拷锟斤拷锟斤拷锟叫碉拷锟斤拷色锟斤拷通锟斤拷锟斤拷锟斤拷WM_CTLCOLORSCROLLBAR讯息锟斤拷锟斤拷傻摹锟�
锟斤拷WndProc锟叫ｏ拷锟斤拷锟斤拷为锟斤拷刷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷傻木锟教拷锟斤拷校锟�
static HBRUSH hBrush [3] ;
锟节达拷锟斤拷WM_CREATE锟节间，锟斤拷锟角斤拷锟斤拷锟斤拷锟斤拷锟斤拷刷锟斤拷
for (I = 0 ; I < 3 ; I++)
hBrush[0] = CreateSolidBrush (crPrim [I]) ;
锟斤拷锟斤拷crPrim锟斤拷锟斤拷锟叫帮拷锟斤拷锟斤拷锟斤拷原色锟斤拷RGB值锟斤拷锟斤拷WM_CTLCOLORSCROLLBAR锟斤拷锟斤拷锟节硷拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷刷锟叫碉拷一锟斤拷锟斤拷
case WM_CTLCOLORSCROLLBAR:
i = GetWindowLong ((HWND) lParam, GWL_ID) ;
return (LRESULT) hBrush [i] ;
锟节达拷锟斤拷WM_DESTROY讯息锟侥癸拷锟斤拷锟叫ｏ拷锟斤拷些锟斤拷刷锟斤拷锟诫被删锟斤拷锟斤拷
for (i = 0 ; i < 3 ; i++)
DeleteObject (hBrush [i])) ;
同锟斤拷锟截ｏ拷锟斤拷态锟斤拷锟斤拷锟斤拷位锟叫碉拷锟斤拷锟斤拷锟斤拷锟节达拷锟斤拷WM_CTLCOLORSTATIC讯息锟叫猴拷锟斤拷SetTextColor锟斤拷锟斤拷色锟侥★拷锟斤拷锟街憋拷锟斤拷锟斤拷SetBkColor锟斤拷式锟借定为系统锟斤拷色COLOR_BTNHIGHLIGHT锟斤拷锟解导锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷色锟酵撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷木锟教拷锟斤拷慰锟斤拷锟斤拷锟斤拷锟斤拷色一锟斤拷锟斤拷锟斤拷於撅拷态锟斤拷锟街匡拷锟斤拷锟筋，锟斤拷锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷色只锟斤拷锟斤拷执锟斤拷锟矫匡拷锟斤拷锟皆拷锟斤拷锟侥撅拷锟轿ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟轿拷锟绞碉拷锟斤拷锟揭伙拷悖拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷氪拷锟紺OLOR_BTNHIGHLIGHT锟斤拷色锟斤拷刷锟侥达拷锟脚★拷锟斤拷锟斤拷锟剿拷锟斤拷锟轿猦BrushStatic锟斤拷锟斤拷锟斤拷WM_CREATE讯息锟斤拷锟斤拷锟节间建锟斤拷锟斤拷锟斤拷WM_DESTROY讯息锟斤拷锟斤拷锟节硷拷锟斤拷锟斤拷锟�
锟斤拷WM_CREATE讯息锟斤拷锟斤拷锟节硷拷锟斤拷锟斤拷COLOR_BTNHIGHLIGHT锟斤拷色锟斤拷锟斤拷锟斤拷刷锟斤拷锟斤拷锟斤拷锟斤拷执锟斤拷锟节硷拷使锟斤拷锟斤拷一锟斤拷刷时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷小锟斤拷锟解。锟斤拷锟斤拷锟绞斤拷锟街达拷锟斤拷诩锟侥憋拷锟斤拷COLOR_BTNHIGHLIGHT锟斤拷色锟斤拷锟斤拷么锟斤拷态锟斤拷锟轿碉拷锟斤拷色锟斤拷锟斤拷锟斤拷锟戒化锟斤拷锟斤拷锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷锟斤拷色也锟斤拷浠拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷原锟叫碉拷COLOR_BTNHIGHLIGHT锟斤拷色锟斤拷
为锟剿斤拷锟斤拷锟斤拷锟斤拷锟解，COLORS1也锟津单碉拷通锟斤拷使锟斤拷锟斤拷锟斤拷色锟斤拷锟铰斤拷锟斤拷hBrushStatic锟斤拷锟斤拷锟斤拷WM_SYSCOLORCHANGE讯息锟斤拷
锟洁辑锟斤拷锟�
锟斤拷
锟斤拷某些锟斤拷锟芥，锟洁辑锟斤拷锟斤拷锟斤拷锟津单碉拷预锟饺讹拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷妫拷锟斤拷锟斤拷锟斤拷罡达拷拥锟斤拷哟锟斤拷锟金。碉拷锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷啤锟絜dit锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷时锟斤拷锟斤拷锟斤拷锟斤拷CreateWindow锟斤拷锟斤拷锟叫碉拷x位锟矫★拷y位锟矫★拷锟斤拷锟饺和高讹拷锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟轿★拷锟剿撅拷锟轿猴拷锟叫可编辑锟斤拷锟街★拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷拥锟斤拷锟斤拷锟诫焦锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街ｏ拷锟狡讹拷锟轿标，使锟矫伙拷锟斤拷锟斤拷锟絊hift锟斤拷锟斤拷一锟斤拷锟轿憋拷锟斤拷锟窖∪★拷锟斤拷锟斤拷锟斤拷郑锟斤拷锟紺trl-X锟斤拷删锟斤拷锟斤拷选锟斤拷锟街伙拷Ctrl-C锟斤拷锟斤拷锟斤拷锟斤拷选锟斤拷锟街★拷锟斤拷锟酵碉拷锟斤拷锟斤拷锟斤拷锟较ｏ拷锟斤拷Ctrl-V锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷系锟斤拷锟斤拷帧锟�
锟洁辑锟斤拷锟斤拷锟斤拷锟斤拷锟津单碉拷应锟斤拷之一锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟津。碉拷锟角编辑锟斤拷锟斤拷锟筋并锟斤拷锟斤拷锟斤拷於碉拷锟叫ｏ拷锟斤拷一锟斤拷锟揭斤拷锟节筹拷式9-4 POPPAD1锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解本锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷 POPPAD锟斤拷式锟斤拷锟斤拷锟斤拷强锟斤拷使锟矫癸拷锟杰憋拷锟斤拷锟皆伙拷锟斤拷锟斤拷(锟斤拷锟斤拷锟诫储锟芥档锟斤拷)锟斤拷锟斤拷印锟斤拷锟斤拷锟斤拷陌姹撅拷锟斤拷锟揭伙拷锟斤拷虻ザ锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷直嗉拷锟斤拷锟斤拷锟斤拷锟斤拷式锟诫将锟角筹拷锟斤拷唷�
锟斤拷式9-4 POPPAD1
POPPAD1.C
/*---------------------------------------------------------------------------
POPPAD1.C -- Popup Editor using child window edit box
(c) Charles Petzold, 1998
---------------------------------------------------------------------------*/
#include <windows.h>
#define ID_EDIT 1
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM);
TCHAR szAppName[] = TEXT ("PopPad1") ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
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) GetStockObject (WHITE_BRUSH) ;
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, szAppName,
WS_OVERLAPPEDWINDOW,
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 HWND hwndEdit ;
switch (message)
{
case WM_CREATE :
hwndEdit = CreateWindow (TEXT ("edit"), NULL,
WS_CHILD | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL |
WS_BORDER | ES_LEFT | ES_MULTILINE |
ES_AUTOHSCROLL | ES_AUTOVSCROLL,
0, 0, 0, 0, hwnd, (HMENU) ID_EDIT,
((LPCREATESTRUCT) lParam) -> hInstance, NULL) ;
return 0 ;
case WM_SETFOCUS :
SetFocus (hwndEdit) ;
return 0 ;
case WM_SIZE :
MoveWindow (hwndEdit, 0, 0, LOWORD (lParam), HIWORD (lParam), TRUE) ;
return 0 ;
case WM_COMMAND :
if (LOWORD (wParam) == ID_EDIT)
if (HIWORD (wParam) == EN_ERRSPACE ||
HIWORD (wParam) == EN_MAXTEXT)
MessageBox (hwnd, TEXT ("Edit control out of space."),
szAppName, MB_OK | MB_ICONSTOP) ;
return 0 ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
POPPAD1锟斤拷一锟斤拷锟斤拷锟叫编辑锟斤拷锟斤拷只锟斤拷没锟叫碉拷锟斤拷I/O锟斤拷锟斤拷锟斤拷C锟斤拷锟斤拷原始锟诫不锟斤拷100锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷缺锟捷ｏ拷锟斤拷预锟饺讹拷锟斤拷亩锟斤拷斜嗉拷锟斤拷锟斤拷锟街伙拷锟斤拷30,000锟斤拷元锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟皆匡拷锟斤拷锟斤拷POPPAD1锟斤拷锟斤拷锟斤拷没锟斤拷锟斤拷锟斤拷锟劫癸拷锟斤拷锟斤拷预锟饺讹拷锟斤拷谋嗉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟洁工锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷知锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥筹拷式时锟洁辑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷些什么锟斤拷
锟洁辑锟斤拷锟斤拷锟绞�
锟斤拷
锟斤拷前锟斤拷锟斤拷锟结到锟侥ｏ拷锟斤拷CreateWindow锟斤拷锟斤拷锟叫斤拷锟斤拷edit锟斤拷锟斤拷为锟接达拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷嗉拷锟斤拷锟斤拷睿拷哟锟斤拷锟绞斤拷锟絎S_CHILD锟斤拷锟较硷拷锟斤拷选锟筋。锟斤拷同锟节撅拷态锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟洁辑锟斤拷锟斤拷锟斤拷锟叫碉拷锟斤拷锟街匡拷锟斤拷锟斤拷锟斤拷锟斤拷搿拷锟斤拷叶锟斤拷锟斤拷锟竭撅拷锟叫ｏ拷锟斤拷使锟斤拷锟接达拷锟斤拷式ES_LEFT锟斤拷ES_RIGHT锟斤拷ES_CENTER锟斤拷指锟斤拷锟斤拷些锟斤拷式锟斤拷
锟节讹拷状态锟铰ｏ拷锟洁辑锟斤拷锟斤拷锟斤拷锟角碉拷锟叫的★拷锟斤拷使锟斤拷ES_MULTILINE锟接达拷锟斤拷式锟斤拷锟皆斤拷锟斤拷锟斤拷锟叫编辑锟斤拷锟斤拷锟筋。锟斤拷於碉拷锟叫编辑锟斤拷锟斤拷锟筋，锟斤拷一锟斤拷只锟斤拷锟斤拷锟节编辑锟斤拷锟斤拷锟斤拷锟斤拷蔚锟轿诧拷锟斤拷锟斤拷锟斤拷锟斤拷帧锟揭拷锟斤拷锟揭伙拷锟斤拷远锟剿斤拷锟斤拷锟斤拷谋嗉拷锟斤拷锟斤拷睿拷锟斤拷锟斤拷圆锟斤拷锟斤拷锟绞紼S_AUTOHSCROLL锟斤拷锟斤拷一锟斤拷锟斤拷锟叫编辑锟斤拷锟斤拷锟筋，锟斤拷锟街伙拷锟皆讹拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷使锟斤拷ES_AUTOHSCROLL锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拢锟斤拷锟斤拷锟斤拷氚碋nter锟斤拷锟斤拷锟斤拷始锟铰碉拷一锟叫★拷锟斤拷锟斤拷锟斤拷锟皆憋拷锟斤拷锟斤拷式ES_AUTOVSCROLL锟斤拷锟斤拷锟斤拷直锟斤拷锟斤拷锟叫帮拷锟斤拷锟节讹拷锟叫编辑锟斤拷锟斤拷锟斤拷锟叫★拷
锟斤拷锟斤拷锟节讹拷锟叫编辑锟斤拷锟斤拷锟斤拷锟叫帮拷锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷式时锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷嗉拷锟斤拷锟斤拷锟斤拷锟斤拷泳锟斤拷锟斤拷小锟揭拷锟斤拷锟斤拷锟叫╋拷锟斤拷锟斤拷远苑锟斤拷锟斤拷哟锟绞癸拷锟酵伙拷哟锟斤拷锟绞绞讹拷锟斤拷锟絎S_HSCROLL锟斤拷WS_VSCROLL锟斤拷锟节讹拷状态锟铰ｏ拷锟洁辑锟斤拷锟斤拷锟斤拷没锟叫边界，锟斤拷锟斤拷锟斤拷式WS_BORDER锟斤拷锟斤拷锟斤拷锟斤拷颖呓纭�
锟斤拷锟斤拷锟节编辑锟斤拷锟斤拷锟斤拷锟斤拷选锟斤拷锟斤拷锟斤拷时锟斤拷Windows锟斤拷选锟斤拷锟斤拷锟斤拷址锟斤拷锟斤拷锟绞撅拷锟斤拷锟斤拷堑锟斤拷嗉拷锟斤拷锟斤拷锟绞ワ拷锟斤拷虢癸拷锟绞憋拷锟斤拷锟窖★拷锟斤拷锟斤拷锟街斤拷锟斤拷锟劫憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟较ｏ拷锟斤拷诒嗉拷锟斤拷锟斤拷锟矫伙拷锟斤拷锟斤拷虢癸拷锟绞憋拷锟窖★拷锟斤拷锟斤拷锟斤拷锟斤拷然锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷式ES_NOHIDESEL锟斤拷
锟斤拷POPPAD1锟斤拷锟斤拷锟斤拷嗉拷锟斤拷锟斤拷锟绞憋拷锟紺reateWindow锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷式锟斤拷
WS_CHILD | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL |
WS_BORDER | ES_LEFT | ES_MULTILINE |
ES_AUTOHSCROLL | ES_AUTOVSCROLL
锟斤拷POPPAD1锟叫ｏ拷锟洁辑锟斤拷锟斤拷锟斤拷拇锟叫★拷锟斤拷锟斤拷锟斤拷锟絎ndProc锟斤拷锟秸碉拷WM_SIZE讯息时通锟斤拷锟斤拷锟斤拷MoveWindow锟斤拷锟斤拷锟斤拷摹锟斤拷嗉拷锟斤拷锟斤拷锟侥尺寸被锟津单碉拷锟借定为锟斤拷锟接达拷锟侥尺寸：
MoveWindow (hwndEdit, 0, 0, LOWORD (lParam),
HIWORD (lParam), TRUE) ;
锟斤拷於碉拷锟叫编辑锟斤拷锟斤拷锟筋，锟斤拷锟斤拷锟斤拷母叨缺锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷元锟斤拷锟斤拷锟斤拷嗉拷锟斤拷锟斤拷锟斤拷斜呓纾拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷么使锟斤拷一锟斤拷锟斤拷元锟竭度碉拷1.5锟斤拷锟斤拷锟斤拷锟斤拷锟解部锟斤拷啵╋拷锟�
锟洁辑锟斤拷锟斤拷锟斤拷通知
锟斤拷
锟洁辑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟皆帮拷钮锟斤拷锟斤拷锟斤拷锟斤拷说锟斤拷wParam锟斤拷lParam锟斤拷锟斤拷锟侥猴拷锟斤拷锟斤拷锟斤拷同锟侥ｏ拷
|
LOWORD (wParam) HIWORD (wParam) lParam |
锟斤拷锟接达拷ID 通知锟斤拷 锟斤拷锟接达拷锟斤拷锟斤拷 |
通知锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷
|
EN_SETFOCUS EN_KILLFOCUS EN_CHANGE EN_UPDATE EN_ERRSPACE EN_MAXTEXT EN_HSCROLL EN_VSCROLL |
锟洁辑锟斤拷锟斤拷锟斤拷锟窖撅拷锟斤拷锟斤拷锟斤拷虢癸拷锟� 锟洁辑锟斤拷锟斤拷锟斤拷锟窖撅拷失去锟斤拷锟诫焦锟斤拷 锟洁辑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷萁锟斤拷谋锟� 锟洁辑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷丫锟斤拷谋锟� 锟洁辑锟斤拷锟斤拷锟斤拷执锟斤拷锟窖撅拷锟斤拷锟斤拷锟叫硷拷 锟洁辑锟斤拷锟斤拷锟斤拷锟节诧拷锟斤拷时执锟叫筹拷锟斤拷锟秸硷拷 锟洁辑锟斤拷锟斤拷锟斤拷锟剿斤拷锟斤拷锟斤拷锟斤拷丫锟斤拷锟斤拷锟斤拷锟� 锟洁辑锟斤拷锟斤拷锟斤拷拇锟街憋拷锟斤拷锟斤拷锟斤拷丫锟斤拷锟斤拷锟斤拷锟� |
POPPAD1只锟斤拷锟斤拷EN_ERRSPACE锟斤拷EN_MAXTEXT通知锟诫，锟斤拷锟斤拷示一锟斤拷讯息锟斤拷锟介。
使锟矫编辑锟斤拷锟斤拷锟斤拷
锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷哟锟斤拷锟绞癸拷锟斤拷思锟斤拷锟斤拷锟斤拷斜嗉拷锟斤拷锟斤拷睿拷锟矫达拷锟斤拷锟揭拷锟斤拷哟锟斤拷锟斤拷锟斤拷锟皆憋拷锟斤拷锟斤拷虢癸拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷转锟狡碉拷锟斤拷一锟斤拷锟斤拷锟斤拷锟筋。锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷Tab锟斤拷锟斤拷Shift-Tab锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷贫锟斤拷锟斤拷浅锟斤拷锟紺OLORS1锟斤拷锟斤拷锟斤拷锟侥ｏ拷锟接达拷锟斤拷锟斤拷鸹锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷HEAD锟斤拷式锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷未锟斤拷锟紼nter锟斤拷取锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絋ab锟斤拷锟斤拷锟斤拷使锟矫ｏ拷也锟斤拷锟皆碉拷锟缴革拷锟斤拷式锟斤拷锟脚号ｏ拷锟斤拷示锟斤拷锟叫的编辑锟斤拷位锟斤拷准锟斤拷锟斤拷锟剿★拷
锟斤拷锟斤拷锟斤拷锟斤拷诒嗉拷锟斤拷胁锟斤拷锟斤拷锟斤拷郑锟斤拷锟矫达拷锟斤拷锟绞癸拷锟絊etWindowText锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街从编辑锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷锟芥及锟斤拷GetWindowTextLength锟斤拷GetWindowText锟斤拷锟斤拷锟角斤拷锟斤拷POPPAD锟斤拷式锟斤拷锟睫讹拷锟芥本锟叫匡拷锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷
锟斤拷锟酵革拷锟洁辑锟斤拷锟斤拷锟斤拷锟窖断�
锟斤拷
锟斤拷为锟斤拷SendMessage锟斤拷锟酵革拷锟洁辑锟斤拷锟斤拷锟斤拷锟窖断拷芏啵拷锟斤拷锟斤拷锟斤拷械募锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絇OPPAD锟睫讹拷锟芥本锟斤拷锟矫碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤不锟斤拷说锟斤拷锟斤拷锟斤拷SendMessage锟斤拷锟酵革拷锟洁辑锟斤拷锟斤拷锟斤拷锟窖断拷锟街伙拷锟揭拷锟剿碉拷锟揭伙拷隆锟�
锟斤拷些讯息锟斤拷锟斤拷锟斤拷锟斤拷锟铰★拷锟斤拷锟狡伙拷锟斤拷锟斤拷锟侥壳帮拷锟窖★拷锟斤拷锟斤拷锟街★拷使锟斤拷锟斤拷使锟矫伙拷锟斤拷锟斤拷锟絊hift锟斤拷锟斤拷锟斤拷锟轿憋拷锟斤拷锟斤拷锟斤拷锟斤拷选锟斤拷锟斤拷锟街诧拷锟斤拷锟斤拷锟斤拷锟斤拷牟锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷诒嗉拷锟斤拷锟斤拷锟斤拷锟窖★拷械锟斤拷锟斤拷纸锟斤拷锟斤拷锟斤拷锟斤拷锟�
SendMessage (hwndEdit, WM_CUT, 0, 0) ; SendMessage (hwndEdit, WM_COPY, 0, 0) ; SendMessage (hwndEdit, WM_CLEAR, 0, 0) ;
WM_CUT锟斤拷目前选锟斤拷锟斤拷锟斤拷执颖嗉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷撸锟斤拷锟斤拷锟斤拷浞拷偷锟斤拷锟斤拷锟斤拷锟斤拷校锟絎M_COPY锟斤拷选锟斤拷锟斤拷锟斤拷指锟斤拷频锟斤拷锟斤拷锟斤拷锟斤拷喜锟斤拷锟斤拷直嗉拷锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷WM_CLEAR锟斤拷选锟斤拷锟斤拷锟斤拷荽颖嗉拷锟斤拷锟斤拷锟斤拷锟缴撅拷锟斤拷锟斤拷锟斤拷遣锟斤拷锟斤拷锟斤拷锟斤拷锟叫凤拷锟酵★拷
锟斤拷也锟斤拷锟皆斤拷锟斤拷锟斤拷锟斤拷锟较碉拷锟斤拷锟街诧拷锟诫到锟洁辑锟斤拷锟斤拷锟斤拷锟叫碉拷锟轿憋拷位锟矫ｏ拷
SendMessage (hwndEdit, WM_PASTE, 0, 0) ;
锟斤拷锟斤拷锟斤拷取锟斤拷目前选锟斤拷锟斤拷锟绞嘉伙拷煤锟侥┪参伙拷茫锟�
SendMessage (hwndEdit, EM_GETSEL, (WPARAM) &iStart,
(LPARAM) &iEnd) ;
锟斤拷锟斤拷位锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷选锟斤拷锟斤拷元锟斤拷位锟矫硷拷1锟斤拷
锟斤拷锟斤拷锟斤拷选锟斤拷锟斤拷锟街ｏ拷
SendMessage (hwndEdit, EM_SETSEL, iStart, iEnd) ;
锟斤拷锟斤拷锟斤拷锟斤拷使锟矫憋拷锟斤拷锟斤拷锟斤拷锟斤拷没锟侥壳帮拷锟窖★拷锟斤拷锟斤拷荩锟�
SendMessage (hwndEdit, EM_REPLACESEL, 0, (LPARAM) szString) ;
锟皆讹拷锟叫编辑锟斤拷锟斤拷锟筋，锟斤拷锟斤拷锟斤拷取锟斤拷锟斤拷锟斤拷锟斤拷
iCount = SendMessage (hwndEdit, EM_GETLINECOUNT, 0, 0) ;
锟斤拷锟轿猴拷锟截讹拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷取锟矫撅拷锟斤拷嗉拷锟斤拷锟斤拷锟斤拷锟斤拷挚锟酵凤拷锟狡拷锟斤拷锟斤拷锟�
iOffset = SendMessage (hwndEdit, EM_LINEINDEX, iLine, 0) ;
锟斤拷锟斤拷锟斤拷0锟斤拷始锟斤拷锟姐，iLine值为-1时锟斤拷锟截帮拷锟斤拷锟轿憋拷锟斤拷锟斤拷锟叫碉拷偏锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷锟叫的筹拷锟饺ｏ拷
iLength = SendMessage (hwndEdit, EM_LINELENGTH, iLine, 0) ;
锟斤拷锟斤拷锟叫憋拷锟斤拷锟斤拷锟狡碉拷一锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷
iLength = SendMessage (hwndEdit, EM_GETLINE, iLine, (LPARAM) szBuffer) ;
锟藉单锟斤拷锟斤拷锟斤拷锟�
锟斤拷
锟斤拷锟节憋拷锟斤拷锟斤拷锟桔碉拷锟斤拷锟斤拷一锟斤拷预锟饺讹拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟介。一锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟街达拷锟侥硷拷锟较ｏ拷锟斤拷些锟街达拷锟斤拷一锟斤拷锟斤拷锟斤拷锟叫匡拷锟皆撅拷锟斤拷锟斤拷示锟斤拷锟藉单锟斤拷锟斤拷锟斤拷式通锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷讯息锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟接伙拷锟斤拷删锟斤拷锟街达拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟叫碉拷某锟筋被选锟斤拷时锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟戒父锟接达拷锟斤拷锟斤拷WM_COMMAND讯息锟斤拷锟斤拷锟接达拷也锟酵匡拷锟斤拷确锟斤拷选锟斤拷锟斤拷锟斤拷锟揭伙拷睢�
一锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷堑锟窖★拷模锟揭诧拷锟斤拷锟斤拷嵌锟窖★拷模锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟斤拷叽锟斤拷宓ワ拷锟斤拷锟斤拷锟窖★拷锟斤拷锟斤拷锟侥匡拷锟斤拷锟斤拷宓ワ拷锟斤拷锟接碉拷锟斤拷锟斤拷虢癸拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟侥匡拷锟斤拷锟轿э拷锟绞撅拷锟斤拷锟斤拷摺锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷校锟斤拷伪锟轿伙拷貌锟斤拷锟街革拷锟斤拷锟窖★拷锟斤拷锟斤拷目锟斤拷锟斤拷选锟斤拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷欠锟斤拷锟斤拷锟绞撅拷摹锟�
锟节碉拷锟斤拷选锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷校锟绞癸拷锟斤拷甙锟絊pacebar锟斤拷锟酵匡拷锟斤拷选锟斤拷锟轿憋拷锟斤拷锟斤拷位锟矫碉拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷贫锟斤拷伪锟斤拷目前选锟斤拷指示锟斤拷锟斤拷锟斤拷锟杰癸拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷荨锟絇age Up锟斤拷Page Down锟斤拷也锟杰癸拷锟斤拷锟藉单锟斤拷锟介，锟斤拷锟斤拷锟狡讹拷锟斤拷锟斤拷锟轿憋拷锟斤拷锟斤拷锟窖★拷锟街甘撅拷锟斤拷锟斤拷锟侥革拷锟斤拷芙锟斤拷伪锟斤拷选锟斤拷指示锟狡碉拷锟皆达拷锟斤拷母锟斤拷头锟侥碉拷一锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷选锟筋。也锟斤拷锟斤拷使锟矫伙拷锟斤拷锟斤拷要选锟斤拷锟斤拷锟侥匡拷系锟斤拷锟斤拷锟斤拷锟剿拷锟斤拷锟窖★拷锟斤拷锟斤拷锟�
锟节讹拷锟斤拷选锟斤拷锟藉单锟斤拷锟斤拷锟叫ｏ拷Spacebar锟斤拷锟斤拷锟斤拷锟叫伙拷锟轿憋拷锟斤拷锟斤拷位锟矫碉拷锟斤拷目锟斤拷选锟斤拷状态锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷丫锟斤拷锟窖★拷锟斤拷锟饺★拷锟窖★拷瘢锟斤拷锟酵拷诘锟斤拷锟窖★拷锟斤拷宓ワ拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷前锟斤拷选锟斤拷锟斤拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷贫锟斤拷伪锟斤拷选锟斤拷指示锟斤拷锟斤拷锟角ｏ拷Ctrl锟斤拷锟酵凤拷锟斤拷锟斤拷芄锟斤拷锟斤拷贫锟斤拷伪锟斤拷同时锟斤拷锟狡讹拷选锟斤拷Shift锟斤拷锟接凤拷锟斤拷锟斤拷锟斤拷锟秸挂伙拷锟窖★拷锟�
锟节讹拷锟斤拷选锟斤拷锟藉单锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷双锟斤拷锟斤拷锟襟按硷拷锟斤拷取锟斤拷之前锟斤拷锟叫碉拷选锟今，讹拷选锟今被碉拷锟叫碉拷锟斤拷目锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷诨锟斤拷锟斤拷锟斤拷某一锟斤拷锟酵币诧拷锟斤拷锟絊hift锟斤拷锟斤拷锟斤拷只锟斤拷锟叫伙拷锟斤拷锟斤拷锟窖★拷锟阶刺拷锟斤拷锟斤拷锟斤拷锟侥憋拷锟轿猴拷锟斤拷锟斤拷锟斤拷锟窖★拷锟阶刺拷锟�
锟藉单锟斤拷锟斤拷锟斤拷式
锟斤拷
锟斤拷锟斤拷使锟斤拷CreateWindow锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟接达拷时锟斤拷锟斤拷应锟矫斤拷锟斤拷listbox锟斤拷锟斤拷为锟接达拷锟斤拷穑锟絎S_CHILD锟斤拷为锟接达拷锟斤拷式锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷诙锟斤拷宓ワ拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷涓革拷哟锟斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷询锟斤拷锟斤拷锟叫碉拷锟斤拷目锟斤拷选锟斤拷状态锟斤拷锟斤拷锟斤拷於凤拷锟酵革拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷讯息锟斤拷锟斤拷锟斤拷锟皆ｏ拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟绞绞讹拷锟斤拷锟絃BS_NOTIFY锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷锟斤拷锟较ｏ拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷械锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫达拷锟斤拷锟斤拷锟绞癸拷锟斤拷锟揭伙拷殖锟斤拷玫锟斤拷锟绞絃BS_SORT锟斤拷
锟节讹拷锟斤拷锟斤拷拢锟斤拷宓ワ拷锟斤拷锟斤拷堑锟斤拷锟窖★拷锟侥★拷锟斤拷锟斤拷选锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷嗟憋拷佟锟斤拷锟斤拷锟斤拷锟诫建锟斤拷一锟斤拷锟斤拷锟斤拷选锟斤拷锟藉单锟斤拷锟介，锟斤拷么锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷式LBS_MULTIPLESEL锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟叫碉拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷目时锟斤拷锟藉单锟斤拷锟介本锟斤拷锟斤拷锟皆硷拷锟截伙拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷式LBS_NOREDRAW锟斤拷锟斤拷锟斤拷去锟斤拷锟斤拷止锟斤拷锟斤拷锟斤拷锟襟。碉拷锟斤拷锟斤拷也锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷时锟斤拷锟斤拷使锟斤拷WM_SETREDRAW讯息锟斤拷锟斤拷时锟斤拷止锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷禄锟斤拷锟斤拷锟斤拷医锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絎M_SETREDRAW讯息锟斤拷
锟节讹拷状态锟铰ｏ拷锟藉单锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式只锟斤拷示锟叫憋拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷围没锟斤拷锟轿何边界。锟斤拷锟斤拷锟斤拷使锟斤拷锟接达拷锟斤拷式识锟斤拷锟斤拷WS_BORDER锟斤拷锟斤拷锟较边界。锟斤拷锟解，锟斤拷锟斤拷锟斤拷使锟斤拷锟接达拷锟斤拷式识锟斤拷锟斤拷WS_VSCROLL锟斤拷锟斤拷锟接达拷直锟斤拷锟斤拷锟叫ｏ拷锟皆憋拷锟矫伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫憋拷锟斤拷目锟斤拷
Windows锟斤拷头锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟藉单锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷LBS_STANDARD锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟筋常锟矫碉拷锟斤拷式锟斤拷锟戒定锟斤拷锟斤拷锟铰ｏ拷
(LBS_NOTIFY | LBS_SORT | WS_VSCROLL | WS_BORDER)
锟斤拷也锟斤拷锟皆诧拷锟斤拷WS_SIZEBOX锟斤拷WS_CAPTION识锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰讹拷锟斤拷锟藉单锟斤拷锟斤拷拇锟叫★拷锟揭诧拷锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷楦革拷哟锟斤拷锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷贫锟斤拷宓ワ拷锟斤拷椤�
锟藉单锟斤拷锟斤拷目锟斤拷锟接︼拷锟斤拷芄锟斤拷锟斤拷锟斤拷畛わ拷执锟斤拷目锟斤拷燃锟斤拷暇锟斤拷锟斤拷械目锟斤拷取锟斤拷锟斤拷锟斤拷锟绞癸拷茫锟�
GetSystemMetrics (SM_CXVSCROLL) ;
锟斤拷锟斤拷么锟街憋拷锟斤拷锟斤拷械目锟斤拷取锟斤拷锟斤拷锟揭伙拷锟斤拷锟皆拷母叨瘸锟斤拷锟斤拷锟揭拷锟斤拷硬锟斤拷锟斤拷锟绞撅拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷母叨取锟�
锟斤拷锟街达拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷
锟斤拷
锟斤拷锟斤拷锟藉单锟斤拷锟斤拷之锟结，锟斤拷一锟斤拷锟角斤拷锟街达拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷SendMessage为锟藉单锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷讯息锟斤拷锟斤拷锟斤拷锟斤拷一锟姐。锟街达拷通锟斤拷通锟斤拷锟斤拷0锟斤拷始锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟斤拷锟斤拷0锟斤拷应锟斤拷疃ワ拷系锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷hwndList锟斤拷锟斤拷锟接达拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟侥达拷锟脚ｏ拷锟斤拷iIndex锟斤拷锟斤拷锟斤拷值锟斤拷锟斤拷使锟斤拷SendMessage锟斤拷锟斤拷锟街达拷锟斤拷锟斤拷锟斤拷拢锟絣Param锟斤拷锟斤拷锟斤拷指锟斤拷锟斤拷null锟斤拷元锟斤拷尾锟街达拷锟斤拷指锟疥。
锟节达拷锟斤拷锟斤拷锟斤拷锟斤拷校锟斤拷锟斤拷哟锟窖断拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟捷筹拷锟斤拷锟剿匡拷锟矫硷拷锟斤拷锟斤拷占锟绞憋拷锟絊endMessage锟斤拷锟斤拷锟斤拷LB_ERRSPACE锟斤拷锟斤拷锟斤拷为-2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷锟斤拷锟皆拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么SendMessage锟斤拷锟斤拷锟斤拷LB_ERR锟斤拷-1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷晒锟斤拷锟斤拷锟矫碨endMessage锟斤拷锟斤拷锟斤拷LB_OKAY锟斤拷0锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷SendMessage锟侥凤拷锟斤拷值锟斤拷锟叫讹拷锟斤拷锟斤拷锟街达拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟絃BS_SORT锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷邪锟斤拷锟斤拷锟揭拷锟斤拷值锟剿筹拷锟斤拷锟斤拷锟斤拷执锟斤拷锟斤拷锟斤拷锟矫达拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟津单的凤拷锟斤拷锟角斤拷锟斤拷LB_ADDSTRING讯息锟斤拷
SendMessage (hwndList, LB_ADDSTRING, 0, (LPARAM) szString) ;
锟斤拷锟斤拷锟矫伙拷胁锟斤拷锟絃BS_SORT锟斤拷锟斤拷么锟斤拷锟斤拷使锟斤拷LB_INSERTSTRING指锟斤拷一锟斤拷锟斤拷锟斤拷值锟斤拷锟斤拷锟街达拷锟斤拷锟诫到锟藉单锟斤拷锟斤拷锟叫ｏ拷
SendMessage (hwndList, LB_INSERTSTRING, iIndex, (LPARAM) szString) ;
锟斤拷锟界，锟斤拷锟絠Index锟斤拷锟�4锟斤拷锟斤拷么szString锟斤拷锟斤拷为锟斤拷锟斤拷值为4锟斤拷锟街达拷锟斤拷锟接讹拷头锟斤拷始锟斤拷锟斤拷牡锟�5锟斤拷锟街达拷锟斤拷锟斤拷为锟角达拷0锟斤拷始锟斤拷锟斤拷锟侥ｏ拷锟斤拷位锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷执锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷啤锟斤拷锟斤拷锟街滴�-1时锟斤拷锟斤拷锟街达拷锟斤拷锟斤拷锟斤拷锟斤拷锟结。锟斤拷锟斤拷锟皆讹拷锟斤拷式为LBS_SORT锟斤拷锟藉单锟斤拷锟斤拷使锟斤拷LB_INSERTSTRING锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷锟捷诧拷锟杰憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷也锟斤拷锟斤拷使锟斤拷LB_DIR讯息锟斤拷锟街达拷锟斤拷锟诫到锟藉单锟斤拷锟斤拷锟叫ｏ拷锟解将锟节憋拷锟铰碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷郏锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷指锟斤拷锟斤拷锟斤拷值锟斤拷同时使锟斤拷LB_DELETESTRING锟斤拷锟斤拷锟斤拷锟斤拷涂锟斤拷源锟斤拷宓ワ拷锟斤拷锟斤拷锟缴撅拷锟斤拷执锟斤拷锟�
SendMessage (hwndList, LB_DELETESTRING, iIndex, 0) ;
锟斤拷锟斤拷锟斤拷使锟斤拷LB_RESETCONTENT锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷械锟斤拷锟斤拷荩锟�
SendMessage (hwndList, LB_RESETCONTENT, 0, 0) ;
锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟接伙拷锟斤拷删锟斤拷锟街达拷时锟斤拷锟藉单锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷执锟斤拷锟揭拷锟斤拷踊锟斤拷锟缴撅拷锟斤拷锟斤拷锟矫达拷锟揭诧拷锟较ｏ拷锟斤拷锟绞憋拷锟街癸拷锟揭伙拷锟斤拷锟斤拷锟斤拷浞斤拷锟斤拷枪氐锟斤拷锟斤拷锟斤拷锟斤拷锟截伙拷锟斤拷辏�
SendMessage (hwndList, WM_SETREDRAW, FALSE, 0) ;
锟斤拷锟斤拷锟斤拷锟斤拷幔拷锟斤拷锟斤拷俅锟斤拷鼗锟斤拷锟疥：
SendMessage (hwndList, WM_SETREDRAW, TRUE, 0) ;
使锟斤拷LBS_NOREDRAW锟斤拷式锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟介开始时锟斤拷锟截伙拷锟斤拷锟斤拷枪乇盏摹锟�
选锟斤拷锟饺★拷锟斤拷锟�
锟斤拷
SendMessage锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街拷幔拷锟斤拷锟斤拷锟揭伙拷锟街碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么锟斤拷锟街碉拷锟斤拷锟斤拷瓒ㄎ狶B_ERR锟斤拷锟斤拷锟斤拷为-1锟斤拷锟斤拷
锟斤拷锟藉单锟斤拷锟斤拷锟叫凤拷锟斤拷一些锟斤拷目之锟结，锟斤拷锟斤拷锟斤拷弄锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷卸锟斤拷锟斤拷锟侥匡拷锟�
iCount = SendMessage (hwndList, LB_GETCOUNT, 0, 0) ;
锟斤拷锟斤拷一些锟斤拷锟叫对碉拷锟斤拷选锟斤拷锟藉单锟斤拷锟斤拷投锟斤拷锟窖★拷锟斤拷宓ワ拷锟斤拷锟斤拷遣锟酵拷摹锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖★拷锟斤拷宓ワ拷锟斤拷椤�
通锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟斤拷选锟斤拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示一锟斤拷锟节讹拷选锟斤拷锟斤拷锟斤拷锟绞癸拷茫锟�
SendMessage (hwndList, LB_SETCURSEL, iIndex, 0) ;
锟斤拷iParam锟借定为-1锟斤拷取锟斤拷锟斤拷锟斤拷选锟斤拷
锟斤拷也锟斤拷锟皆革拷锟斤拷锟斤拷目锟侥碉拷一锟斤拷锟斤拷母锟斤拷选锟斤拷
iIndex = SendMessage (hwndList, LB_SELECTSTRING, iIndex,
(LPARAM) szSearchString) ;
锟斤拷SendMessage锟斤拷锟斤拷锟叫斤拷iIndex锟斤拷为iParam锟斤拷锟斤拷时锟斤拷iIndex锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆革拷锟斤拷锟斤拷锟斤拷锟斤拷锟戒开头锟斤拷元锟斤拷szSearchString锟斤拷匹锟斤拷锟斤拷锟侥匡拷锟絠Index锟斤拷值锟斤拷锟�-1时锟斤拷头锟斤拷始锟斤拷锟斤拷锟斤拷SendMessage锟斤拷锟截憋拷选锟斤拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫伙拷锌锟酵凤拷锟皆拷锟絪zSearchString锟斤拷匹锟斤拷锟斤拷锟侥渴憋拷锟絊endMessage锟斤拷锟斤拷LB_ERR锟斤拷
锟斤拷锟斤拷锟矫碉拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟絎M_COMMAND讯息时锟斤拷锟斤拷锟斤拷锟斤拷锟轿猴拷锟斤拷锟斤拷时锟津）ｏ拷锟斤拷锟斤拷锟斤拷使锟斤拷LB_GETCURSEL锟斤拷确锟斤拷目前选锟斤拷锟斤拷锟斤拷锟斤拷锟�
iIndex = SendMessage (hwndList, LB_GETCURSEL, 0, 0) ;
锟斤拷锟矫伙拷锟斤拷锟侥匡拷锟窖★拷校锟斤拷锟矫达拷雍锟斤拷锟斤拷写锟斤拷氐锟絠Index值为LB_ERR锟斤拷
锟斤拷锟斤拷锟斤拷确锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟街达拷锟侥筹拷锟饺ｏ拷
iLength = SendMessage (hwndList, LB_GETTEXTLEN, iIndex, 0) ;
锟斤拷锟斤拷锟皆斤拷某锟斤拷目锟斤拷锟狡碉拷锟斤拷锟街伙拷锟斤拷锟斤拷锟叫ｏ拷
iLength = SendMessage ( hwndList, LB_GETTEXT, iIndex,
(LPARAM) szBuffer) ;
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拢锟斤拷雍锟斤拷写锟斤拷氐锟絠Length值锟斤拷锟街达拷锟侥筹拷锟饺★拷锟斤拷锟斤拷NULL锟斤拷元锟秸斤拷锟斤拷执锟斤拷锟斤拷锟斤拷锟剿碉拷锟絪zBuffer锟斤拷锟叫憋拷锟诫够锟斤拷锟斤拷也锟斤拷锟斤拷锟斤拷LB_GETTEXTLEN锟饺凤拷锟斤拷一些锟街诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷执锟斤拷锟�
锟斤拷锟揭伙拷锟斤拷锟斤拷锟窖★拷锟斤拷宓ワ拷锟斤拷椋拷锟斤拷锟斤拷锟绞癸拷锟絃B_SETCURSEL锟斤拷LB_GETCURSEL锟斤拷锟斤拷LB_SELECTSTRING锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷LB_SETSEL锟斤拷锟借定某锟截讹拷锟斤拷目锟斤拷选锟斤拷状态锟斤拷锟斤拷锟斤拷影锟斤拷锟叫匡拷锟杰憋拷选锟斤拷锟斤拷锟斤拷锟斤拷睿�
SendMessage (hwndList, LB_SETSEL, wParam, iIndex) ;
wParam锟斤拷锟斤拷锟斤拷为0时锟斤拷选锟今并硷拷锟斤拷某一锟斤拷目锟斤拷wParam为0时锟斤拷取锟斤拷选锟斤拷锟斤拷锟絯Param锟斤拷锟�-1锟斤拷锟斤拷么锟斤拷选锟斤拷锟斤拷锟斤拷锟斤拷目锟斤拷锟斤拷取锟斤拷锟斤拷锟叫憋拷选锟叫碉拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷确锟斤拷某锟截讹拷锟斤拷目锟斤拷选锟斤拷状态锟斤拷
iSelect = SendMessage (hwndList, LB_GETSEL, iIndex, 0) ;
锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟絠Index指锟斤拷锟斤拷锟斤拷目锟斤拷选锟叫ｏ拷iSelect锟斤拷锟斤拷为锟斤拷0锟斤拷锟斤拷锟斤拷锟斤拷为0锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟窖断�
锟斤拷
锟斤拷使锟斤拷锟斤拷锟矫伙拷锟襟单伙拷锟藉单锟斤拷锟斤拷时锟斤拷锟藉单锟斤拷锟介将锟斤拷锟斤拷锟斤拷锟诫焦锟姐。锟斤拷锟斤拷牟锟斤拷锟斤拷锟斤拷锟绞癸拷锟斤拷哟锟斤拷锟斤拷锟斤拷虢癸拷锟阶拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷锟筋：
SetFocus (hwndList) ;
锟斤拷锟藉单锟斤拷锟斤拷拥锟斤拷锟斤拷锟诫焦锟斤拷时锟斤拷锟轿憋拷锟狡讹拷锟斤拷锟斤拷锟斤拷母锟斤拷锟斤拷Spacebar锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节革拷锟藉单锟斤拷锟斤拷锟斤拷选锟斤拷某锟筋。
锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷涓革拷哟锟斤拷锟斤拷锟絎M_COMMAND讯息锟斤拷锟皆帮拷钮锟酵编辑锟斤拷锟斤拷锟斤拷锟斤拷说锟斤拷wParam锟斤拷lParam锟斤拷锟斤拷锟侥猴拷锟斤拷锟斤拷锟斤拷同锟侥ｏ拷
| LOWORD (wParam) | 锟斤拷锟接达拷ID |
| HIWORD (wParam) | 通知锟斤拷 |
| lParam | 锟斤拷锟接达拷锟斤拷锟斤拷 |
通知锟诫及锟斤拷值锟斤拷锟斤拷锟斤拷示锟斤拷
| LBN_ERRSPACE | -2 |
| LBN_SELCHANGE | 1 |
| LBN_DBLCLK | 2 |
| LBN_SELCANCEL | 3 |
| LBN_SETFOCUS | 4 |
| LBN_KILLFOCUS | 5 |
只锟斤拷锟藉单锟斤拷锟斤拷锟接达拷锟斤拷式锟斤拷锟斤拷LBS_NOTIFY时锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟脚伙拷锟斤拷锟接达拷锟斤拷锟斤拷LBN_SELCHANGE锟斤拷LBN_DBLCLK锟斤拷
LBN_ERRSPACE锟斤拷示锟藉单锟斤拷锟斤拷锟窖撅拷锟斤拷锟斤拷执锟叫空间。LBN_SELCHANGE锟斤拷示目前选锟斤拷锟窖撅拷锟斤拷锟侥变。锟斤拷些讯息锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拢锟绞癸拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷贫锟斤拷锟斤拷锟斤拷锟斤拷锟侥渴憋拷锟绞癸拷锟斤拷锟绞癸拷锟絊pacebar锟斤拷锟叫伙拷选锟斤拷状态锟斤拷锟斤拷使锟矫伙拷锟襟单伙拷某锟斤拷时锟斤拷LBN_DBLCLK说锟斤拷某锟斤拷目锟窖撅拷锟斤拷锟斤拷锟斤拷双锟斤拷锟斤拷LBN_SELCHANGE锟斤拷LBN_DBLCLK通知锟斤拷锟街碉拷锟绞撅拷锟斤拷锟斤拷碌拇锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷应锟矫碉拷锟斤拷要锟斤拷锟斤拷也锟斤拷要使锟斤拷LBN_SELCHANGE锟斤拷LBN_DBLCLK锟斤拷也锟斤拷锟斤拷锟竭讹拷要使锟矫★拷锟斤拷锟侥筹拷式锟斤拷锟秸碉拷锟斤拷锟斤拷LBN_SELCHANGE讯息锟斤拷锟斤拷锟斤拷LBN_DBLCLK讯息只锟叫碉拷使锟斤拷锟斤拷双锟斤拷锟斤拷锟斤拷时锟脚伙拷锟斤拷帧锟斤拷锟斤拷锟斤拷锟侥筹拷式使锟斤拷双锟斤拷锟斤拷锟斤拷么锟斤拷锟斤拷要锟结供一锟斤拷锟斤拷锟斤拷LBN_DBLCLK锟侥硷拷锟教斤拷锟芥。
一锟斤拷锟津单碉拷锟藉单锟斤拷锟斤拷应锟矫筹拷式
锟斤拷
锟斤拷然锟斤拷知锟斤拷锟斤拷锟斤拷谓锟斤拷锟斤拷宓ワ拷锟斤拷椋拷锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷目锟斤拷锟斤拷锟藉单锟斤拷锟介，锟斤拷谓锟斤拷锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟皆硷拷锟斤拷锟饺★拷锟斤拷执锟斤拷锟斤拷锟斤拷锟斤拷堑锟斤拷锟叫匆伙拷锟接︼拷贸锟绞斤拷锟绞憋拷锟斤拷恕锟斤拷锟斤拷式9-5锟斤拷锟斤拷示锟斤拷ENVIRON锟斤拷式锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷使锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷示目前锟斤拷业系统锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷PATH锟斤拷WINDIR锟斤拷锟斤拷锟斤拷锟斤拷选锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟捷斤拷锟斤拷示锟斤拷锟斤拷示锟斤拷锟斤拷亩锟斤拷锟斤拷锟�
锟斤拷式9-5 ENVIRON
ENVIRON.C
/*-------------------------------------------------------------------------
ENVIRON.C -- Environment List Box
(c) Charles Petzold, 1998
---------------------------------------------------------------------------*/
#include <windows.h>
#define ID_LIST 1
#define ID_TEXT 2
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("Environ") ;
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_WINDOW + 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 ("Environment List Box"),
WS_OVERLAPPEDWINDOW,
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 ;
}
void FillListBox (HWND hwndList)
{
int iLength ;
TCHAR * pVarBlock, * pVarBeg, * pVarEnd, * pVarName ;
pVarBlock = GetEnvironmentStrings () ; // Get pointer to environment block
while (*pVarBlock)
{
if (*pVarBlock != '=') // Skip variable names beginning with '='
{
pVarBeg = pVarBlock ; // Beginning of variable name
while (*pVarBlock++ != '=') ; // Scan until '='
pVarEnd = pVarBlock - 1 ; // Points to '=' sign
iLength = pVarEnd - pVarBeg ; // Length of variable name
// Allocate memory for the variable name and terminating
// zero. Copy the variable name and append a zero.
pVarName = calloc (iLength + 1, sizeof (TCHAR)) ;
CopyMemory (pVarName, pVarBeg, iLength * sizeof (TCHAR)) ;
pVarName[iLength] = '\0' ;
// Put the variable name in the list box and free memory.
SendMessage (hwndList, LB_ADDSTRING, 0, (LPARAM) pVarName) ;
free (pVarName) ;
}
while (*pVarBlock++ != '\0') ; // Scan until terminating zero
}
FreeEnvironmentStrings (pVarBlock) ;
}
LRESULT CALLBACK WndProc ( HWND hwnd, UINT message, WPARAM wParam,LPARAM lParam)
{
static HWND hwndList, hwndText ;
int iIndex, iLength, cxChar, cyChar ;
TCHAR * pVarName, * pVarValue ;
switch (message)
{
case WM_CREATE :
cxChar = LOWORD (GetDialogBaseUnits ()) ;
cyChar = HIWORD (GetDialogBaseUnits ()) ;
// Create listbox and static text windows.
hwndList = CreateWindow (TEXT ("listbox"), NULL,
WS_CHILD | WS_VISIBLE | LBS_STANDARD,
cxChar, cyChar * 3,
cxChar * 16 + GetSystemMetrics (SM_CXVSCROLL),
cyChar * 5,
hwnd, (HMENU) ID_LIST,
(HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE),
NULL) ;
hwndText = CreateWindow (TEXT ("static"), NULL,
WS_CHILD | WS_VISIBLE | SS_LEFT,
cxChar, cyChar,
GetSystemMetrics (SM_CXSCREEN), cyChar,
hwnd, (HMENU) ID_TEXT,
(HINSTANCE) GetWindowLong (hwnd, GWL_HINSTANCE),
NULL) ;
FillListBox (hwndList) ;
return 0 ;
case WM_SETFOCUS :
SetFocus (hwndList) ;
return 0 ;
case WM_COMMAND :
if (LOWORD (wParam) == ID_LIST && HIWORD (wParam) == LBN_SELCHANGE)
{
// Get current selection.
iIndex = SendMessage (hwndList, LB_GETCURSEL, 0, 0) ;
iLength = SendMessage (hwndList, LB_GETTEXTLEN, iIndex, 0) + 1 ;
pVarName = calloc (iLength, sizeof (TCHAR)) ;
SendMessage (hwndList, LB_GETTEXT, iIndex, (LPARAM) pVarName) ;
// Get environment string.
iLength = GetEnvironmentVariable (pVarName, NULL, 0) ;
pVarValue = calloc (iLength, sizeof (TCHAR)) ;
GetEnvironmentVariable (pVarName, pVarValue, iLength) ;
// Show it in window.
SetWindowText (hwndText, pVarValue) ;
free (pVarName) ;
free (pVarValue) ;
}
return 0 ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
ENVIRON锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷一锟斤拷锟斤拷LBS_STANDARD锟斤拷式锟斤拷锟藉单锟斤拷锟介，锟斤拷一锟斤拷锟斤拷SS_LEFT锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷郑锟斤拷木锟教拷哟锟斤拷锟紼NVIRON使锟矫猴拷式GetEnvironmentStrings锟斤拷锟斤拷锟揭伙拷锟街革拷辏拷锟街革拷锟街革拷锟斤拷锟斤拷全锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷值锟侥硷拷锟斤拷锟斤拷锟斤拷锟介。ENVIRON锟斤拷FillListBox锟斤拷式锟斤拷锟斤拷锟斤拷锟剿硷拷锟斤拷锟斤拷锟斤拷锟介，锟斤拷使锟斤拷LB_ADDSTRING讯息锟斤拷指锟斤拷锟藉单锟斤拷锟斤拷锟接达拷讯息锟斤拷锟斤拷锟斤拷式锟斤拷每锟斤拷锟街达拷锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟叫★拷
锟斤拷锟斤拷执锟斤拷ENVIRON时锟斤拷锟斤拷锟斤拷使锟矫伙拷锟斤拷锟斤拷呒锟斤拷锟斤拷锟窖★拷窕肪锟斤拷锟斤拷锟斤拷锟矫匡拷锟斤拷锟斤拷谋锟窖★拷锟绞憋拷锟斤拷宓ワ拷锟斤拷槎硷拷锟斤拷锟戒父锟接达拷WndProc锟斤拷锟斤拷一锟斤拷WM_COMMAND讯息锟斤拷锟斤拷WndProc锟秸碉拷WM_COMMAND讯息时锟斤拷锟斤拷锟酵硷拷锟絯Param锟侥碉拷锟斤拷锟斤拷锟角凤拷为ID_LIST锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷哟锟絀D锟斤拷锟斤拷wParam锟侥革拷锟斤拷锟介（通知锟诫）锟角凤拷锟斤拷LBN_SELCHANGE锟斤拷锟斤拷锟斤拷堑模锟斤拷锟矫达拷锟斤拷锟绞癸拷锟絃B_GETCURSEL讯息锟斤拷锟斤拷锟窖★拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟絃B_GETTEXT锟斤拷锟斤拷锟斤拷獠匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷执锟斤拷锟斤拷锟斤拷锟紼NVIRON锟斤拷式使锟斤拷C锟斤拷锟皆猴拷式GetEnvironmentVariable锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接︼拷幕锟斤拷锟斤拷执锟斤拷锟绞癸拷锟絊etWindowText锟斤拷锟斤拷锟街达拷锟斤拷锟捷碉拷锟斤拷态锟斤拷锟接达拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷锟教拷锟斤拷哟锟斤拷锟斤拷锟斤拷畋伙拷锟斤拷锟斤拷锟绞撅拷锟斤拷帧锟�
锟斤拷锟斤拷锟叫憋拷
锟斤拷
锟揭斤拷锟斤拷玫锟斤拷锟斤拷锟斤拷锟斤拷幔篖B_DIR锟斤拷锟斤拷锟角癸拷锟斤拷锟斤拷强锟斤拷锟藉单锟斤拷锟斤拷讯息锟斤拷锟斤拷锟矫碉拷锟斤拷目录锟叫憋拷锟斤拷锟斤拷锟藉单锟斤拷锟介，锟斤拷锟揭匡拷锟斤拷选锟斤拷锟斤拷目录锟斤拷锟斤拷效锟侥磁碉拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
SendMessage (hwndList, LB_DIR, iAttr, (LPARAM) szFileSpec) ;
使锟矫碉拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷
iAttr锟斤拷锟斤拷锟角碉拷锟斤拷锟斤拷锟皆达拷锟诫，锟斤拷锟斤拷锟轿辉拷锟斤拷堑锟斤拷锟斤拷锟斤拷源锟斤拷耄拷么锟斤拷锟斤拷锟斤拷锟角憋拷9-6锟斤拷锟较碉拷锟斤拷希锟�
| 锟斤拷9-6 |
| iAttr | 值 | 锟斤拷锟斤拷 |
|---|---|---|
| DDL_READWRITE | 0x0000 | 锟斤拷通锟斤拷锟斤拷 |
| DDL_READONLY | 0x0001 | 唯锟斤拷锟斤拷锟斤拷 |
| DDL_HIDDEN | 0x0002 | 锟斤拷锟截碉拷锟斤拷 |
| DDL_SYSTEM | 0x0004 | 系统锟斤拷锟斤拷 |
| DDL_DIRECTORY | 0x0010 | 锟斤拷目录 |
| DDL_ARCHIVE | 0x0020 | 锟介档位元锟斤拷锟斤拷锟侥碉拷锟斤拷 |
锟斤拷位元锟斤拷锟结供锟斤拷一些锟斤拷锟斤拷要锟斤拷锟斤拷目锟侥革拷锟接匡拷锟狡ｏ拷
| 锟斤拷9-7 |
| iAttr | 值 | 锟斤拷锟斤拷 |
|---|---|---|
| DDL_DRIVES | 0x4000 | 锟斤拷锟斤拷锟脚碉拷锟斤拷锟斤拷锟斤拷 |
| DDL_EXCLUSIVE | 0x8000 | 锟斤拷锟斤拷锟斤拷锟斤拷 |
锟斤拷锟斤拷DDL锟斤拷示锟斤拷锟皆伙拷目录锟叫憋拷锟斤拷锟斤拷
锟斤拷LB_DIR讯息锟斤拷iAttr值为DDL_READWRITE时锟斤拷锟藉单锟斤拷锟斤拷锟叫筹拷锟斤拷通锟斤拷锟斤拷锟斤拷唯锟斤拷锟斤拷锟斤拷锟酵归档位元锟斤拷锟斤拷锟侥碉拷锟斤拷锟斤拷锟斤拷值为DDL_DIRECTORY时锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷谐锟斤拷锟斤拷锟斤拷锟斤拷锟街拷猓拷锟斤拷谐锟斤拷锟侥柯硷拷锟侥柯嘉伙拷锟斤拷锟斤拷锟斤拷之锟节★拷锟斤拷值为DDL_DRIVES | DDL_DIRECTORY时锟斤拷锟斤拷么锟叫憋拷锟斤拷锟斤拷展锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷效锟侥磁碉拷锟斤拷锟斤拷锟斤拷锟脚碉拷锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷之锟戒。
锟斤拷iAttr锟斤拷锟斤拷锟轿辉拷锟斤拷锟斤拷涂锟斤拷锟街伙拷谐锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷牡锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷纾拷锟絎indows锟侥碉拷锟斤拷锟斤拷锟捷筹拷式锟斤拷也锟斤拷锟斤拷只锟斤拷锟叫筹拷锟斤拷锟斤拷一锟轿憋拷锟斤拷锟斤拷锟睫改癸拷锟侥碉拷锟斤拷锟斤拷锟斤拷锟街碉拷锟斤拷锟侥归档位元锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟紻DL_EXCLUSIVE | DDL_ARCHIVE锟斤拷
锟斤拷锟斤拷锟叫憋拷锟斤拷锟斤拷锟斤拷
锟斤拷
lParam锟斤拷锟斤拷锟斤拷指锟津档帮拷指锟斤拷锟街达拷锟界「*.*锟斤拷锟斤拷指锟疥，锟斤拷锟斤拷锟斤拷锟街革拷锟斤拷执锟斤拷锟接帮拷锟斤拷宓ワ拷锟斤拷锟斤拷械锟斤拷锟侥柯硷拷锟�
锟斤拷也锟斤拷希锟斤拷锟斤拷锟斤拷锟叫碉拷锟斤拷锟藉单锟斤拷锟藉单锟斤拷锟斤拷使锟斤拷LBS_SORT讯息锟斤拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟叫筹拷锟斤拷锟较碉拷锟斤拷指锟斤拷要锟斤拷牡锟斤拷锟斤拷锟斤拷伲锟斤拷锟窖★拷锟斤拷谐锟斤拷锟侥柯硷拷锟斤拷锟斤拷谐锟斤拷牡锟揭伙拷锟斤拷锟侥柯硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥革拷式锟斤拷
[..]
锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟姐」锟斤拷锟斤拷目录锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟侥柯硷拷锟斤拷锟揭伙拷悖拷诟锟侥柯硷拷锟斤拷谐锟斤拷锟斤拷锟斤拷锟绞憋拷锟斤拷锟侥匡拷锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷锟结，锟斤拷锟斤拷锟斤拷锟侥柯硷拷锟斤拷撇锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷
[SUBDIR]
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟叫筹拷锟斤拷锟斤拷效锟脚碉拷锟斤拷锟斤拷也锟角匡拷选锟斤拷模锟斤拷锟�
[-A-]
Windows锟斤拷head锟斤拷式
锟斤拷
UNIX锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷实锟矫筹拷式锟斤拷锟斤拷head锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷始锟侥硷拷锟叫★拷锟斤拷锟斤拷锟斤拷使锟斤拷锟藉单锟斤拷锟斤拷为Windows锟斤拷写一锟斤拷锟斤拷锟狡的筹拷式锟斤拷锟斤拷锟绞�9-6锟斤拷示锟斤拷HEAD锟斤拷锟斤拷锟叫碉拷锟斤拷锟斤拷锟斤拷目录锟斤拷锟斤拷锟藉单锟斤拷锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷选某锟斤拷锟斤拷选锟斤拷牡锟斤拷锟斤拷锟斤拷锟绞撅拷锟斤拷锟斤拷锟斤拷锟斤拷诟玫锟斤拷锟斤拷锟绞癸拷没锟斤拷锟剿拷锟斤拷锟斤拷锟绞癸拷锟紼nter锟斤拷锟斤拷锟斤拷要选锟侥碉拷锟斤拷锟斤拷锟斤拷也锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟街凤拷锟斤拷之一锟斤拷锟侥憋拷锟斤拷目录锟斤拷锟斤拷锟斤拷锟绞斤拷锟紿EAD锟接达拷锟斤拷示锟斤拷锟斤拷锟斤拷冶撸锟斤拷拥锟斤拷锟斤拷目锟酵凤拷锟绞硷拷锟绞撅拷锟斤拷锟斤拷锟斤拷锟杰癸拷锟斤拷示8 KB锟斤拷锟斤拷锟捷★拷
锟斤拷式9-6 HEAD
HEAD.C
/*-------------------------------------------------------------------------
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) ;
}
锟斤拷ENVIRON锟叫ｏ拷锟斤拷锟斤拷锟斤拷选锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷使锟矫伙拷锟斤拷锟角硷拷锟教ｏ拷锟斤拷式锟斤拷锟斤拷锟斤拷示一锟斤拷锟斤拷锟斤拷锟街达拷锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟紿EAD锟斤拷使锟斤拷锟斤拷锟斤拷选锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷么锟斤拷式锟斤拷应锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷锟斤拷宓ワ拷锟斤拷锟斤拷锟斤拷贫锟窖★拷锟绞憋拷锟斤拷锟绞斤拷锟饺灰拷锟斤拷系卮蚩凸乇盏锟斤拷锟斤拷锟饺伙拷锟斤拷锟紿EAD要锟襟档帮拷锟斤拷锟斤拷锟斤拷目录锟斤拷双锟斤拷锟斤拷锟接讹拷锟斤拷锟斤拷一些锟斤拷锟解，锟斤拷锟斤拷锟斤拷为锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟矫伙拷谢锟斤拷锟剿拷锟斤拷锟斤拷远锟斤拷锟斤拷探锟斤拷妗Ｇ帮拷娼诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟杰ｏ拷应锟矫撅拷锟斤拷锟结供锟斤拷锟教斤拷锟芥。
锟斤拷锟斤拷姆锟斤拷锟斤拷锟绞裁达拷兀锟斤拷锟饺伙拷锟斤拷哟锟斤拷锟斤拷锟金化★拷HEAD锟叫碉拷锟藉单锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷ListProc锟斤拷锟斤拷寻锟斤拷wParam锟斤拷锟斤拷锟斤拷锟絍K_RETURN锟斤拷WM_KEYDOWN讯息锟斤拷锟斤拷锟斤拷锟戒父锟接达拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷LBN_DBLCLK通知锟斤拷锟絎M_COMMAND讯息锟斤拷锟斤拷WndProc锟叫ｏ拷锟斤拷WM_COMMAND锟侥达拷锟斤拷使锟斤拷锟斤拷Windows锟斤拷式锟斤拷CreateFile锟斤拷锟斤拷锟斤拷宓ワ拷锟斤拷锟斤拷械锟窖★拷锟斤拷锟斤拷CreateFile锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷讯锟斤拷锟斤拷锟绞撅拷锟窖★拷锟斤拷堑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟侥柯硷拷锟饺伙拷锟紿EAD使锟斤拷SetCurrentDirectory锟斤拷锟侥憋拷锟斤拷锟斤拷锟侥柯硷拷锟斤拷锟斤拷SetCurrentDirectory锟斤拷锟斤拷执锟叫ｏ拷锟斤拷式锟斤拷锟劫讹拷使锟斤拷锟斤拷锟窖撅拷选锟斤拷锟斤拷一锟斤拷锟脚碉拷锟斤拷锟斤拷锟脚★拷锟侥憋拷诺锟斤拷锟揭诧拷锟揭拷锟斤拷锟絊etCurrentDirectory锟斤拷锟斤拷为锟矫猴拷式锟斤拷锟斤拷锟斤拷锟街达拷锟斤拷为锟斤拷选锟斤拷锟街达拷锟斤拷锟矫碉拷锟斤拷头锟斤拷斜锟竭ｏ拷锟斤拷锟斤拷锟斤拷一锟斤拷冒锟脚★拷锟斤拷锟斤拷锟藉单锟斤拷锟介发锟斤拷一锟斤拷LB_RESETCONTENT讯息锟斤拷锟斤拷锟斤拷锟斤拷械锟斤拷锟斤拷荩锟斤拷俜锟斤拷锟揭伙拷锟絃B_DIR讯息锟斤拷使锟斤拷锟斤拷锟斤拷目录锟叫的碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟藉单锟斤拷锟介。
WndProc锟叫碉拷WM_PAINT讯息锟斤拷锟斤拷Windows锟斤拷CreateFile锟斤拷式锟斤拷锟津开碉拷锟斤拷锟侥ｏ拷锟解将锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟脚ｏ拷锟矫达拷锟脚匡拷锟皆达拷锟捷革拷Windows锟斤拷ReadFile锟斤拷CloseHandle锟斤拷式锟斤拷
锟斤拷锟节ｏ拷锟节憋拷锟斤拷锟叫ｏ拷锟斤拷锟角碉拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷猓篣nicode锟斤拷锟斤拷锟斤拷锟斤拷希锟斤拷锟斤拷锟斤拷锟斤拷锟侥凤拷式锟斤拷啪锟斤拷锟斤拷锟斤拷锟揭迪低筹拷锟斤拷锟斤拷锟斤拷值锟斤拷锟斤拷锟斤拷锟斤拷啵筊eadFile锟杰斤拷ASCII锟斤拷锟斤拷转锟斤拷锟斤拷Unicode锟斤拷锟街ｏ拷锟斤拷锟竭斤拷Unicode锟斤拷锟斤拷转锟斤拷锟斤拷ASCII锟斤拷锟街★拷锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絉eadFile锟侥癸拷锟斤拷只锟角讹拷取锟斤拷锟斤拷锟斤拷未锟斤拷转锟斤拷锟斤拷位元锟介，也锟斤拷锟斤拷说锟斤拷DrawTextA锟斤拷锟节憋拷锟斤拷玫目锟街达拷械锟斤拷锟矫伙拷卸锟斤拷锟経NICODE识锟斤拷锟街ｏ拷锟斤拷锟斤拷锟斤拷纸锟斤拷锟轿狝SCII锟斤拷锟斤拷DrawTextW锟斤拷Unicode锟芥）锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟経nicode锟侥★拷
锟斤拷顺锟绞斤拷锟斤拷锟接︼拷锟斤拷锟斤拷锟斤拷锟饺ワ拷斜鸬蛋锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紸SCII锟斤拷锟街伙拷锟斤拷Unicode锟斤拷锟街ｏ拷然锟斤拷锟斤拷恰锟斤拷锟截猴拷锟斤拷DrawTextA锟斤拷锟斤拷DrawTextW锟斤拷实锟斤拷锟较ｏ拷HEAD锟斤拷锟斤拷一锟斤拷锟饺较简单的凤拷式锟斤拷锟斤拷只锟斤拷锟斤拷锟斤拷DrawTextA锟斤拷