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Fixed WriteConsoleOutput and GetNumberOfConsoleInputEvents.

This commit is contained in:
Guy Albertelli 1999-09-04 11:11:02 +00:00 committed by Alexandre Julliard
parent 143fc51455
commit 749a2c6c86
1 changed files with 73 additions and 5 deletions
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78
win32/console.c
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@ -710,28 +710,90 @@ BOOL WINAPI WriteConsoleOutputA( HANDLE hConsoleOutput,
LPSMALL_RECT lpWriteRegion)
{
int i,j,off=0,lastattr=-1;
int offbase;
char sbuf[20],*buffer=NULL;
int bufused=0,curbufsize = 100;
DWORD res;
CONSOLE_SCREEN_BUFFER_INFO csbi;
const int colormap[8] = {
0,4,2,6,
1,5,3,7,
};
CONSOLE_make_complex(hConsoleOutput);
buffer = HeapAlloc(GetProcessHeap(),0,100);
curbufsize = 100;
buffer = HeapAlloc(GetProcessHeap(),0,curbufsize);
offbase = (dwBufferCoord.y - 1) * dwBufferSize.x +
(dwBufferCoord.x - lpWriteRegion->Left);
TRACE("wr: top = %d, bottom=%d, left=%d,right=%d\n",
TRACE("orig rect top = %d, bottom=%d, left=%d, right=%d\n",
lpWriteRegion->Top,
lpWriteRegion->Bottom,
lpWriteRegion->Left,
lpWriteRegion->Right
);
GetConsoleScreenBufferInfo(hConsoleOutput, &csbi);
/* Step 1. Make (Bottom,Right) offset of intersection with
Screen Buffer */
lpWriteRegion->Bottom = min(lpWriteRegion->Bottom, csbi.dwSize.y-1) -
lpWriteRegion->Top;
lpWriteRegion->Right = min(lpWriteRegion->Right, csbi.dwSize.x-1) -
lpWriteRegion->Left;
/* Step 2. If either offset is negative, then no action
should be performed. (Implies that requested rectangle is
outside the current screen buffer rectangle.) */
if ((lpWriteRegion->Bottom < 0) ||
(lpWriteRegion->Right < 0)) {
/* readjust (Bottom Right) for rectangle */
lpWriteRegion->Bottom += lpWriteRegion->Top;
lpWriteRegion->Right += lpWriteRegion->Left;
TRACE("invisible rect top = %d, bottom=%d, left=%d, right=%d\n",
lpWriteRegion->Top,
lpWriteRegion->Bottom,
lpWriteRegion->Left,
lpWriteRegion->Right
);
HeapFree(GetProcessHeap(),0,buffer);
return TRUE;
}
/* Step 3. Intersect with source rectangle */
lpWriteRegion->Bottom = lpWriteRegion->Top - dwBufferCoord.y +
min(lpWriteRegion->Bottom + dwBufferCoord.y, dwBufferSize.y-1);
lpWriteRegion->Right = lpWriteRegion->Left - dwBufferCoord.x +
min(lpWriteRegion->Right + dwBufferCoord.x, dwBufferSize.x-1);
TRACE("clipped rect top = %d, bottom=%d, left=%d,right=%d\n",
lpWriteRegion->Top,
lpWriteRegion->Bottom,
lpWriteRegion->Left,
lpWriteRegion->Right
);
/* Validate above computations made sense, if not then issue
error and fudge to single character rectangle */
if ((lpWriteRegion->Bottom < lpWriteRegion->Top) ||
(lpWriteRegion->Right < lpWriteRegion->Left)) {
ERR("Invalid clipped rectangle top = %d, bottom=%d, left=%d,right=%d\n",
lpWriteRegion->Top,
lpWriteRegion->Bottom,
lpWriteRegion->Left,
lpWriteRegion->Right
);
lpWriteRegion->Bottom = lpWriteRegion->Top;
lpWriteRegion->Right = lpWriteRegion->Left;
}
/* Now do the real processing and move the characters */
for (i=lpWriteRegion->Top;i<=lpWriteRegion->Bottom;i++) {
offbase += dwBufferSize.x;
sprintf(sbuf,"%c[%d;%dH",27,i+1,lpWriteRegion->Left+1);
SADD(sbuf);
for (j=lpWriteRegion->Left;j<=lpWriteRegion->Right;j++) {
off = j + offbase;
if (lastattr!=lpBuffer[off].Attributes) {
lastattr = lpBuffer[off].Attributes;
sprintf(sbuf,"%c[0;%s3%d;4%dm",
@ -744,7 +806,6 @@ BOOL WINAPI WriteConsoleOutputA( HANDLE hConsoleOutput,
SADD(sbuf);
}
CADD(lpBuffer[off].Char.AsciiChar);
off++;
}
}
sprintf(sbuf,"%c[0m",27);SADD(sbuf);
@ -1064,8 +1125,15 @@ BOOL WINAPI SetConsoleCursorPosition( HANDLE hcon, COORD pos )
*/
BOOL WINAPI GetNumberOfConsoleInputEvents(HANDLE hcon,LPDWORD nrofevents)
{
struct read_console_input_request *req = get_req_buffer();
CONSOLE_get_input(hcon,FALSE);
*nrofevents = 1; /* UMM */
req->handle = hcon;
req->count = -1;
req->flush = 0;
if (server_call( REQ_READ_CONSOLE_INPUT )) return FALSE;
if (nrofevents) *nrofevents = req->read;
return TRUE;
}