I m trying to do wat my title above says however i m there is no change on my pic when i scroll the trackbar. i noe there is sth missing in my code ... can anyone help me out with this ? greatly appre
I feel a little silly askin开发者_StackOverflow中文版g this, seems pretty simple but I can\'t find the solution anywhere.
I tried to set the tick style to tsManual, the min and max position to 1 and 100 respectively and add ticks at 9, 19, 79 and 89 and no ticks are shown at all except the detault first and last which th
加载中,请稍侯......