Click « Event « Java Swing Q&A





1. click ' a picture'    coderanch.com

2. HELP?! something weird is going on w/rightAction click    coderanch.com

Hello, Something weird is going on with my code. After entering a phrase(named phrase) in one Atextfield and then a valid filename in another Atextfield (named filename), clicking the rightAction button named "read" puts values in another two ATextFields (one for X coordinate and one Y for y coordinate) it enters a value into each like "655360" automatically - I think ...

3. Can't close JOptionDialog box by clicking OK    coderanch.com

Hey guys, Can someone see what is wrong with my code. I can't close the dialog box by clicking the "OK" button, but I can close it by clicking the X at the top right(For windows) or top left for Mac. Weird! Heres the code public static void showInfoDialog(int iError) { final String sError1 = "Error1..."; final String sError2 = "Error2..."; ...

4. Simulating a click on chkbox    coderanch.com

5. do click    coderanch.com

I have a series of buttons on my application. I have added a menu bar with menu items that match my buttons. I have coded my menu items with buttons.doClick(). So when I click on a menu item the associated button is performed, which is what I want to happen. My problem is that when I click on the menu item ...

6. Click On Image.    coderanch.com

import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import javax.imageio.ImageIO; import javax.swing.*; public class ImageMap { public static void main(String[] args) { JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.setContentPane(new ContentPanel()); f.setSize(400,400); f.setLocation(200,200); f.setVisible(true); } } class ContentPanel extends JPanel { public ContentPanel() { final JLabel imageLabel = new ImageLabel().getLabel(); JPanel panel = new JPanel(new GridBagLayout()); panel.setBackground(Color.white); panel.add(imageLabel, new GridBagConstraints()); final JLabel ...

7. Click on different part of Image.    coderanch.com

8. Have I clicked on a polygon?    coderanch.com

What you need to implement is called a "point in a polygon" algorithm. It would be better for you if you could find an article dedicated to describing that algorithm for you. Basically it says that you (as the programmer) should already know the maximum points of your polygon. step 1. get the users coordinates step 2. theoretically draw a straigh ...





10. must click 2 times after clearSelection()    coderanch.com

Hi! I have a JTable and CustomTableCellRenderer that handles the cells color. A user should be able to mark the cell as long as the cell isn't occupied. If the cell is occupied reset the selection and the user has to make another selection. I have managed to do this but the problem is that after the table.clearSelection() method I must ...

11. clicking on icons does not work    coderanch.com

I have a panel with ImageIcons. When I click on the panel, I get the coordinates where I clicked, but when I click directly on the icons, nothing happens. This is part of a larger program(>4000 lines of code). I want to get feedback when I clicked on the icons. I hope this problem is not too complex.

12. Images don't show up with first click    coderanch.com

Ok so I have a problem with the code below, mostly everything works as I would expect but the stoplight picture doesn't show up until I click one of the buttons (red, yellow, or green) twice. The really odd part is the step variable gets updated which is in the same code block that initiates the drawing of the light. Once ...

13. confuse ouput when clicking a header    coderanch.com

import java.awt.*; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import javax.swing.*; import javax.swing.table.TableModel; import javax.swing.table.JTableHeader; @SuppressWarnings("serial") public class InventoryTEST3 extends JFrame { private JTable table; private JPanel lowerPanel; private JScrollPane scroll; private JSplitPane split; private JButton btn; private JTableHeader header; public InventoryTEST3() { initializeInventory(); } private void initializeInventory() { btn = new JButton(); lowerPanel = new JPanel(); lowerPanel.setLayout(null); final String[] columnNames = {"First", "Second", ...

14. TooltipText on click    coderanch.com

I used to programmed in .net framework, so some terms I still remember! ;) I am not sure is in java tooltipText same as Hint in C# ? I see in help that TextToolTip is shown when the cursor lingers over the component. I would like to implement it to show when I click at popup menu (popup menu appears when ...

15. clicked Image    coderanch.com

public class DrawingArea extends JPanel implements MouseListener, MouseMotionListener // Gets the starting point public void mousePressed(java.awt.event.MouseEvent mouseEvent) { start = mouseEvent.getPoint(); } public void mouseReleased(java.awt.event.MouseEvent mouseEvent) { //Stores the Shape in a Vector shapes.add(current); } public void mouseClicked(java.awt.event.MouseEvent mouseEvent) { } public void mouseEntered(java.awt.event.MouseEvent mouseEvent) { } public void mouseExited(java.awt.event.MouseEvent mouseEvent) { }

16. location of click    java-forums.org

hi evryone.. am new here so please b nice :) i am trying to create a java program which will randomly display a 2d blob or arrays with random colour( only 3 colours) a 10x10 square of blobs is made... when i click on a blob.. i want it to cycle through to the next colour, but i dont know how ...





17. How to swap to images on clicks    java-forums.org

18. the icon won't change on clicking    java-forums.org

hi all i have to change the image icon of the particular button in jable when i click on it. and have to rechange its icon and text when i click on it again . so far m able to change its text when i click on it . but the icon wont change along with the text. comment will appreciated:) ...

19. How to show optionPane after clicking on close cross    java-forums.org

Hi, i have little app which stores some data about customers. Those data are stored in .txt file. Now my question is. When i click on menu item Quit is performed action which saves all new data, then rewrites the the file and exits the program. But when the user quit the app by clicking close cross, the data will not ...

20. GUI click exit problem    java-forums.org