private ScreenContent BaseMaster_InitialSetup()
{
this.BaseMaster = new ScreenContent(null, this.ScreenDim, this.ContentOdom);
// send message to paint thread telling it the contentNum of the master
// screen content.
{
var cu = new ClearUnitMessage(this.BaseMaster.ContentNum);
this.PaintThread.PostInputMessage(cu);
}
return(this.BaseMaster);
}
static Tuple <ScreenContent, ScreenContent> ProcessClearUnit(
this ScreenContent InBaseMaster, ScreenDim ScreenDim,
PaintThread PaintThread)
{
var baseMaster = InBaseMaster;
baseMaster = new ScreenContent(
null, ScreenDim, baseMaster.ContentOdom);
var master = baseMaster.GetWorkingContentBlock();
// post ClearUnit message to paint thread.
{
var cu = new ClearUnitMessage(master.ContentNum);
PaintThread.PostInputMessage(cu);
}
// mark the screenContent as having ClearUnit applied on it. When the SCB
// is sent to the PaintThread code there will clear the TelnetCanvas and
// dispose of any window item canvases.
// todo: Send ClearUnitMessage to PaintThread. Get rid of DoClearUnit flag.
baseMaster.DoClearUnit = true;
return(new Tuple <ScreenContent, ScreenContent>(baseMaster, master));
}
