jpanel

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Why is there no Picture in my Panel/Window?

whats wrong with my code? I just want to have a Picture in my Window... //class ImagePanel: public class ImagePanel extends JPanel {[详细]

2023-03-11 02:37 分类：问答
JPanel not repainting, even when calling repaint() and revalidate()

Hey guys. I have got a JPanel which changes color when it is clicked (this is handled correctly in another class).[详细]

2023-03-10 19:27 分类：问答
erasing a shape in java

i am trying to draw circles that appear every second, i was able to do so but how do i make the old shape disappear ?[详细]

2023-03-10 06:18 分类：问答
Selectable panel in Swing

I´m trying to make something similar to the downloads panel of Transmission BT (here an image: http://www.transmissionbt.com/images/screenshots/Mac-Large.jpg) but I´m having some problems.[详细]

2023-03-09 19:09 分类：问答
JScrollPane Contents Not Showing

I have a JTextArea inside of a JPanel that is then placed into the JScrollP开发者_如何学编程ane. When the JPanel that contains the JScrollPane is first show the JScrollPane shows up but not the conten[详细]

2023-03-09 08:47 分类：问答
Java scroll JScrollPane with JPanel within to bottom

I have a JScrollPane with a very high JPanel inside, that is changed d开发者_StackOverflow中文版ynamically, items being appended at its end. What I want, is to scroll to the bottom of aforementioned J[详细]

2023-03-08 15:44 分类：问答
setSize of JPanel after initialisation

I am bringing in a ResultSet to show the contents of my table. thing is that though the results are showing i have been trying to resize the height of the JPanel so that it shows once it is populated.[详细]

2023-03-08 11:52 分类：问答
Java swing change JPanel image

I have looked around on the net and found out how to add an image to a JPanel. This works fine (when image is loaded in ImagePanel constructor), but I\'d like to be able to change the image dynamical[详细]

2023-03-07 15:40 分类：问答
Java: exchanging data between opened jPanel and jFrame

From the already opened jPanel I open the jFrame \"FastSearch\" search window using the following method:[详细]

2023-03-07 11:21 分类：问答
How do I add space to a JPanel, so that JScrollPane doesn't sit on top of my components?

I have a JScrollPane and when I load my application the bar is sitting on top of one of my buttons.What I would like to do is add some space to the side of my button so that the scroll bar draws over[详细]

2023-03-06 20:39 分类：问答