Rapid development of Java desktop programs with NetBeans (iii) fine-tuning of component locations

This time, let's talk about the fine-tuning of the component position, which is the pixel level control component. First, we'll drag a button, and then right click on the mouse:

Click "Space around the component ..." to pop up the following dialog box:

See the map, know Chinese characters should know how to do it. I do not detail, or suggest perceptual knowledge, change the inside of the number and then preview to see the effect. The adjustable size behind is worth noting. Click to remove the right side of the check to see the effect

Be sure to preview to see the effect as you will find-------no effect ^_^ B

Do not be angry, the following you put on the left side of the hook, I guarantee the personality, this will definitely have effect, do not believe you look to go.

You will be surprised to find that the location of the anchor point has changed, and think about what is going on.

Then you can start the next lesson (PS: If this is not the case, this is not worth a single lesson)