011
05.12.2006, 20:45 Uhr
Spacelord
Hoffnungsloser Fall
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| C++: |
LRESULT CALLBACK MessFunc(HWND mwinhan,UINT mcode,WPARAM wndcmd,LPARAM wndsize)
{ /*
static RECT rectangle; // our loved rectangle for getting the clientedges
static char cBuffer[128];
static int iactlen;
*/
switch (mcode)
{/*
case WM_SIZE:
{
rectangle.left = 20;
rectangle.right = LOWORD(wndsize)-20;
rectangle.bottom = HIWORD(wndsize);
return 0;
}
/* case WM_CHAR:
{
switch(wndcmd) // --> again inside an case we use another switch!!!
{
case '\r': // here we check for single keys, this one is the return key
{
iactlen = 0; // usually known as linefeed and carriage return in its function
InvalidateRect(mwinhan,NULL,TRUE); // here we draw thew whole client edge again
break; // and jump out of the damn switch
}
case '\b': // this virtual keycode means backspace, erase
{
if(iactlen <= 0) // we gonna only erase characters, if there are some
{
break;
}
iactlen -- ; // forgotten ? ->postdecrement
InvalidateRect(mwinhan,NULL,TRUE); // and draw it immediately to screen
break; // and leave this fuckng switch
}
case '\t':
case '\n':
case 27:
{
break;
} // we first want to ignore all the other command-chars
default:
{
if(iactlen < sizeof(cBuffer))
{
cBuffer[iactlen++] = wndcmd;
InvalidateRect(mwinhan,NULL,FALSE); // here were gonna deaw again,
} // but erase the clientedge with the bgbrush before
break;
}
}
return 0;
}
case WM_PAINT:
{
PAINTSTRUCT paintinfo;
HDC hdevcon;
hdevcon = BeginPaint(mwinhan,&paintinfo);
{
DrawText(hdevcon,cBuffer,iactlen,&rectangle,DT_SINGLELINE|DT_VCENTER);
}EndPaint(mwinhan,&paintinfo);
return 0;
}/*
case WM_KEYDOWN:
{
if(wndcmd == VK_ESCAPE) // the escape-button is defined by an virtual key, too
{ // if it is hit, the app schould close by sending an WM_CLOSE
SendMessage(mwinhan,WM_CLOSE,0,0);// which will be treated properly by the DefWindowProc
}
return 0;
}*/
case WM_DESTROY:
{
PostQuitMessage(0);
return 0;
}
default:
return DefWindowProc(mwinhan,mcode,wndcmd,wndsize);
}
}
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Beachte das default in deiner switch Anweisung.
Dann entfern noch das erste RegisterClass und alles wird gut.
Gruß Spacelord
--
.....Ich mach jetzt nämlich mein Jodeldiplom.Dann hab ich endlich was Eigenes. |
