If I were you, I'd check if ui->view->width() and ui->view->height() return values you expect since if you call this code before the window is first shown, they are likely to have bogus values (as of course explained in the docs).
If I were you, I'd check if ui->view->width() and ui->view->height() return values you expect since if you call this code before the window is first shown, they are likely to have bogus values (as of course explained in the docs).
Bookmarks