Image
ws_grab_image_display(DisplayObj d, int x, int y, int width, int height)
{ HDC hdc = GetDC(NULL);
RECT rect;
Image image;
int w, h;
HBITMAP obm, bm;
HDC hdcimg;
Size size = getSizeDisplay(d);
rect.left = x;
rect.top = y;
rect.right = x + width;
rect.bottom = y + height;
if ( rect.left < 0 ) rect.left = 0;
if ( rect.top < 0 ) rect.top = 0;
if ( rect.bottom > valInt(size->h) ) rect.bottom = valInt(size->h);
if ( rect.right > valInt(size->w) ) rect.right = valInt(size->w);
w = rect.right - rect.left;
h = rect.bottom - rect.top;
image = answerObject(ClassImage, NIL,
toInt(w), toInt(h), NAME_pixmap, EAV);
assign(image, display, d);
bm = ZCreateCompatibleBitmap(hdc, w, h);
hdcimg = CreateCompatibleDC(hdc);
obm = SelectObject(hdcimg, bm);
BitBlt(hdcimg, 0, 0, w, h, hdc, rect.left, rect.top, SRCCOPY);
SelectObject(hdcimg, obm);
ZDeleteObject(hdcimg);
ReleaseDC(NULL, hdc);
registerXrefObject(image, image->display, (void *) bm);
return image;
}
void MenuItem::updateSizes(){
//this method only works if the device is currently mounted
bool ok = FALSE;
if(isMounted()){
QString cmd = "df \""+mountpoint+"\"";
QStringList output = systemCMD(cmd); //make sure we use the one with a 1K blocksize
if(output.length() > 1){
//parse the output (1K blocks) and save them
QString line = output[1].replace("\t"," ");
//qDebug() << "df output:" << output << cmd;
maxSize = line.section(" ",1,1,QString::SectionSkipEmpty).simplified();
currentSize = line.section(" ",2,2,QString::SectionSkipEmpty).simplified();
ok=TRUE;
}else{
maxSize.clear();
currentSize.clear();
}
}else{
maxSize.clear();
currentSize.clear();
}
//Now setup the display progressbar display
if(ok){
currentSpace->setMaximum( maxSize.toInt() );
currentSpace->setValue( currentSize.toInt() );
currentSpace->setVisible(TRUE);
//display the actual size available in the tooltip
QString diskAvailable = getSizeDisplay( maxSize.toInt() - currentSize.toInt() );
//qDebug() << "MaxSize:" << maxSize << maxSize.toInt();
//qDebug() << "CurrentSize:" << currentSize << currentSize.toInt();
//qDebug() << "Disk Available:" << diskAvailable;
currentSpace->setToolTip( QString( tr("%1 of disk space available") ).arg(diskAvailable) );
}else{
currentSpace->setVisible(FALSE);
}
}
