int rfbSelectBox(rfbScreenInfoPtr rfbScreen,rfbFontDataPtr font,
char** list,
int x1,int y1,int x2,int y2,
Pixel colour,Pixel backColour,
int border,SelectionChangedHookPtr selChangedHook)
{
int bpp = rfbScreen->bitsPerPixel/8;
char* frameBufferBackup;
void* screenDataBackup = rfbScreen->screenData;
KbdAddEventProcPtr kbdAddEventBackup = rfbScreen->kbdAddEvent;
PtrAddEventProcPtr ptrAddEventBackup = rfbScreen->ptrAddEvent;
GetCursorProcPtr getCursorPtrBackup = rfbScreen->getCursorPtr;
DisplayHookPtr displayHookBackup = rfbScreen->displayHook;
rfbSelectData selData;
int i,j,k;
int fx1,fy1,fx2,fy2; /* for font bbox */
if(list==0 || *list==0)
return(-1);
rfbWholeFontBBox(font, &fx1, &fy1, &fx2, &fy2);
selData.textH = fy2-fy1;
/* I need at least one line for the choice and one for the buttons */
if(y2-y1<selData.textH*2+3*border)
return(-1);
selData.xhot = -fx1;
selData.yhot = -fy2;
selData.x1 = x1+border;
selData.y1 = y1+border;
selData.y2 = y2-selData.textH-3*border;
selData.x2 = x2-2*border;
selData.pageH = (selData.y2-selData.y1)/selData.textH;
i = rfbWidthOfString(font,okStr);
j = rfbWidthOfString(font,cancelStr);
selData.buttonWidth= k = 4*border+(i<j)?j:i;
selData.okBX = x1+(x2-x1-2*k)/3;
if(selData.okBX<x1+border) /* too narrow! */
return(-1);
selData.cancelBX = x1+k+(x2-x1-2*k)*2/3;
selData.okX = selData.okBX+(k-i)/2;
selData.cancelX = selData.cancelBX+(k-j)/2;
selData.okY = y2-border;
rfbUndrawCursor(rfbScreen);
frameBufferBackup = (char*)malloc(bpp*(x2-x1)*(y2-y1));
selData.state = SELECTING;
selData.screen = rfbScreen;
selData.font = font;
selData.list = list;
selData.colour = colour;
selData.backColour = backColour;
for(i=0;list[i];i++);
selData.selected = i;
selData.listSize = i;
selData.displayStart = i;
selData.lastButtons = 0;
selData.selChangedHook = selChangedHook;
rfbScreen->screenData = &selData;
rfbScreen->kbdAddEvent = selKbdAddEvent;
rfbScreen->ptrAddEvent = selPtrAddEvent;
rfbScreen->getCursorPtr = selGetCursorPtr;
rfbScreen->displayHook = 0;
/* backup screen */
for(j=0;j<y2-y1;j++)
memcpy(frameBufferBackup+j*(x2-x1)*bpp,
rfbScreen->frameBuffer+j*rfbScreen->paddedWidthInBytes+x1*bpp,
(x2-x1)*bpp);
/* paint list and buttons */
rfbFillRect(rfbScreen,x1,y1,x2,y2,colour);
selPaintButtons(&selData,FALSE,FALSE);
selSelect(&selData,0);
/* modal loop */
while(selData.state == SELECTING)
rfbProcessEvents(rfbScreen,20000);
/* copy back screen data */
for(j=0;j<y2-y1;j++)
memcpy(rfbScreen->frameBuffer+j*rfbScreen->paddedWidthInBytes+x1*bpp,
frameBufferBackup+j*(x2-x1)*bpp,
(x2-x1)*bpp);
free(frameBufferBackup);
rfbMarkRectAsModified(rfbScreen,x1,y1,x2,y2);
rfbScreen->screenData = screenDataBackup;
rfbScreen->kbdAddEvent = kbdAddEventBackup;
rfbScreen->ptrAddEvent = ptrAddEventBackup;
rfbScreen->getCursorPtr = getCursorPtrBackup;
rfbScreen->displayHook = displayHookBackup;
if(selData.state==CANCEL)
selData.selected=-1;
return(selData.selected);
}
vncConsolePtr vcGetConsole(int *argc,char **argv,
int width,int height,rfbFontDataPtr font
#ifdef USE_ATTRIBUTE_BUFFER
,rfbBool withAttributes
#endif
)
{
vncConsolePtr c=(vncConsolePtr)malloc(sizeof(vncConsole));
c->font=font;
c->width=width;
c->height=height;
c->screenBuffer=(char*)malloc(width*height);
memset(c->screenBuffer,' ',width*height);
#ifdef USE_ATTRIBUTE_BUFFER
if(withAttributes) {
c->attributeBuffer=(char*)malloc(width*height);
memset(c->attributeBuffer,0x07,width*height);
} else
c->attributeBuffer=NULL;
#endif
c->x=0;
c->y=0;
c->sstart = 0;
c->sheight = c->height;
c->wrapBottomToTop=FALSE;
c->cursorActive=TRUE;
c->cursorIsDrawn=FALSE;
c->dontDrawCursor=FALSE;
c->inputBuffer=(char*)malloc(1024);
c->inputSize=1024;
c->inputCount=0;
c->selection=0;
c->selectTimeOut=40000; /* 40 ms */
c->doEcho=TRUE;
c->wasRightButtonDown=FALSE;
c->currentlyMarking=FALSE;
rfbWholeFontBBox(font,&c->xhot,&c->cHeight,&c->cWidth,&c->yhot);
c->cWidth-=c->xhot;
c->cHeight=-c->cHeight-c->yhot;
/* text cursor */
c->cx1=c->cWidth/8;
c->cx2=c->cWidth*7/8;
c->cy2=c->cHeight-1-c->yhot+c->cHeight/16;
if(c->cy2>=c->cHeight)
c->cy2=c->cHeight-1;
c->cy1=c->cy2-c->cHeight/8;
if(c->cy1<0)
c->cy2=0;
if(!(c->screen = rfbGetScreen(argc,argv,c->cWidth*c->width,c->cHeight*c->height,8,1,1)))
return NULL;
c->screen->screenData=(void*)c;
c->screen->displayHook=vcMakeSureCursorIsDrawn;
c->screen->frameBuffer=
(char*)malloc(c->screen->width*c->screen->height);
memset(c->screen->frameBuffer,c->backColour,
c->screen->width*c->screen->height);
c->screen->kbdAddEvent=vcKbdAddEventProc;
c->screen->ptrAddEvent=vcPtrAddEventProc;
c->screen->setXCutText=vcSetXCutTextProc;
MakeColourMap16(c);
c->foreColour=0x7;
c->backColour=0;
return(c);
}
