TImageEnMView.UnlockUpdate
Declaration
function UnlockUpdate(): integer;
Description
Decrement the
lock update counter (use after calling
LockUpdate).
If the lock count is zero, then
Update is called to refresh the view.
Returns the lock count.
// Disable updating of component
ImageEnMView1.LockUpdate();
try
... Perform activities, e.g. appending many files
finally
// Re-enable updating and call update
ImageEnMView1.UnlockUpdate();
end;
// Paint frame number on each thumbnail
ImageEnMView1.LockUpdate();
for I := 0 to ImageEnMView1.ImageCount - 1 do
begin
ImageEnMView1.SelectedImage := I;
ImageEnMView1.Proc.TextOut(Align_text_near_top,
Align_text_near_left,
'#' + IntToStr( I + 1 ),
'Arial',
32,
clRed,
[fsBold]);
end;
ImageEnMView1.UnlockUpdate();