void CheckerArea::Paint()
{
QPainter painter;
painter.begin(this);
PaintFields(&painter);
PaintPawn(&painter);
PaintGrabbedBlackPawn(&painter);
PaintPercentageEllipse(&painter);
PaintMessage(&painter);
painter.end();
}
// Change the window to hold current information
void WindowUpdate() {
// Get current information from the job
displayitem display = JobDisplay();
// Compare our record of the window with the way it should be to only change what's necessary
bool paint = Handle.display.banner != display.banner; // Paint the banner
if (Handle.display.edittasks != display.edittasks) WindowEdit(Handle.tasks, display.edittasks); // Tasks box editable or read-only
if (Handle.display.enableclear != display.enableclear) EnableWindow(Handle.clear, display.enableclear); // Enable buttons
if (Handle.display.enabletask != display.enabletask) EnableWindow(Handle.task, display.enabletask);
if (Handle.display.enablestart != display.enablestart) EnableWindow(Handle.start, display.enablestart);
if (Handle.display.enablestop != display.enablestop) EnableWindow(Handle.stop, display.enablestop);
if (Handle.display.enablereset != display.enablereset) EnableWindow(Handle.reset, display.enablereset);
if (Handle.display.status != display.status) WindowTextSet(Handle.status, display.status); // Status and errors text
if (Handle.display.errors != display.errors) { WindowTextSet(Handle.errors, display.errors); EditScroll(Handle.errors); }
// Update our record of the way the window is after the changes we just made, for now and the next time
Handle.display = display;
// If the banner changed, repaint the window right now
if (paint) PaintMessage(Handle.window);
}
