Set JOptionPane warning icon

Complete source code below will show you, how to set warning icon in JOptionPane.

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COMPLETE SOURCE CODE FOR : SetJOptionPaneWarningIcon.java
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import javax.swing.*;

public class SetJOptionPaneWarningIcon
{
public static void main(String[]args)
{
 //null-Message Box appear in no parent component
 //Warning Icon-text in message box
 //WARNING-JOptionPane title
 //JOptionPane.WARNING_MESSAGE-Set warning icon that will be show in message box
 JOptionPane.showMessageDialog(null,"Warning Icon","WARNING",JOptionPane.WARNING_MESSAGE);
}
}

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Set JOptionPane error icon

Complete source code below will show you, how to set error icon in JOptionPane.

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COMPLETE SOURCE CODE FOR : SetJOptionPaneErrorIcon.java
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import javax.swing.*;

public class SetJOptionPaneErrorIcon
{
public static void main(String[]args)
{
 //null-Message Box appear in no parent component
 //Error Icon-text in message box
 //ERROR-JOptionPane title
 //JOptionPane.ERROR_MESSAGE-Set error icon that will be show in message box
 JOptionPane.showMessageDialog(null,"Error Icon","ERROR",JOptionPane.ERROR_MESSAGE);
}
}

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Set JOptionPane information icon

Complete source code below will show you, how to set information icon in JOptionPane.

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COMPLETE SOURCE CODE FOR : SetJOptionPaneInformationIcon.java
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import javax.swing.*;

public class SetJOptionPaneInformationIcon
{
public static void main(String[]args)
{
 //null-Message Box appear in no parent component
 //Information Icon-text in message box
 //INFORMATION-JOptionPane title
 //JOptionPane.INFORMATION_MESSAGE-Set information icon that will be show in message box
 JOptionPane.showMessageDialog(null,"Information Icon","INFORMATION",JOptionPane.INFORMATION_MESSAGE);
}
}

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Set JOptionPane question icon

Complete source code below will show you, how to set question icon in JOptionPane.

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COMPLETE SOURCE CODE FOR : SetJOptionPaneQuestionIcon.java
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import javax.swing.*;

public class SetJOptionPaneQuestionIcon
{
public static void main(String[]args)
{
 //null-Message Box appear in no parent component
 //Question Icon-text in message box
 //QUESTION-JOptionPane title
 //JOptionPane.QUESTION_MESSAGE-Set question icon that will be show in message box
 JOptionPane.showMessageDialog(null,"Question Icon","QUESTION",JOptionPane.QUESTION_MESSAGE);
}
}

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Set JOptionPane icons

Complete source code below will show you, how to set JOptionPane icons using any GIF image. Before you compile and execute complete source code below, you need to download all images below and place them with your java file that contain source code below.You also can use any GIF image that you want, but make sure it's location is right. This is because i suggest you place all GIF image at same location with source code file. So you don't need to put any file path in your source code. If you still want to use GIF image at other location, you can try step by step below.

For example, your GIF image with name MyImage.gif locate at C:\Documents and Settings...like below :

C:\Documents and Settings\MyImage.gif

So, you must put in your source code like this :
"C:\\Documents and Settings\\MyImage.gif"

WARNING.gif

QUESTION.gif

INFORMATION.gif

ERROR.gif

Click here for how to create all icons above

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COMPLETE SOURCE CODE FOR : ChangeJOptionPaneIcons.java
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import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.UIManager;
import javax.swing.LookAndFeel;

import java.awt.GridLayout;

import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;

public class ChangeJOptionPaneIcons implements ActionListener
{

JButton button=new JButton("JOptionPane with Error Icon");
JButton button2=new JButton("JOptionPane with Information Icon");
JButton button3=new JButton("JOptionPane with Question Icon");
JButton button4=new JButton("JOptionPane with Warning Icon");

JFrame frame=new JFrame("Change JOptionPane icons");

public ChangeJOptionPaneIcons()
{
 //---START SETTING NEW ICON---
 UIManager uim=new UIManager();

 Object error=LookAndFeel.makeIcon(getClass(),"ERROR.gif");
 Object information=LookAndFeel.makeIcon(getClass(),"INFORMATION.gif");
 Object question=LookAndFeel.makeIcon(getClass(),"QUESTION.gif");
 Object warning=LookAndFeel.makeIcon(getClass(),"WARNING.gif");

 //Set new icon for Error message
 uim.put("OptionPane.errorIcon",error);

 //Set new icon for Information message
 uim.put("OptionPane.informationIcon",information);

 //Set new icon for Question message
 uim.put("OptionPane.questionIcon",question);

 //Set new icon for Warning message
 uim.put("OptionPane.warningIcon",warning);
 //---END SETTING NEW ICON---

 button.addActionListener(this);
 button2.addActionListener(this);
 button3.addActionListener(this);
 button4.addActionListener(this);

 frame.setLayout(new GridLayout(4,1));
 frame.add(button);
 frame.add(button2);
 frame.add(button3);
 frame.add(button4);

 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 frame.setSize(400,200);
 frame.setLocationRelativeTo(null);
 frame.setVisible(true);
}

public void actionPerformed(ActionEvent event)
{
 if(event.getSource()==button)
 {
  JOptionPane.showMessageDialog(frame,"Error Icon","ERROR",JOptionPane.ERROR_MESSAGE);
 }
 else if(event.getSource()==button2)
 {
  JOptionPane.showMessageDialog(frame,"Information Icon","INFORMATION",JOptionPane.INFORMATION_MESSAGE);
 }
 else if(event.getSource()==button3)
 {
  JOptionPane.showMessageDialog(frame,"Question Icon","QUESTION",JOptionPane.QUESTION_MESSAGE);
 }
 else if(event.getSource()==button4)
 {
  JOptionPane.showMessageDialog(frame,"Warning Icon","WARNING",JOptionPane.WARNING_MESSAGE);
 }
}

public static void main(String[]args)
{
 ChangeJOptionPaneIcons cjopi=new ChangeJOptionPaneIcons();
}
}
//END

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Set JButton pressed icon

Complete source code below will show you, how to set JButton pressed icon. When someone click the button, icon on that button we will change to pressed icon that we set for the button. You can download icon that we use in this tutorial at below.When you want to compile and execute it, please make sure, icon file locate at same location with this java file.

Note : If you want to create pressed icon, i suggest you make it size and shape same with non-pressed icon.

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COMPLETE SOURCE CODE FOR : SetJButtonPressedIcon.java
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import javax.swing.*;

public class SetJButtonPressedIcon
{
public static void main(String[]args)
{
 //Create image icon from "notpressedicon.png"
 //You can download it at below
 //If your icon locate at other location,
 //please put it's full address location.For example :
 //C:\\Documents and Settings\\evergreen\\Desktop\\notpressedicon.png
 ImageIcon notPressIcon=new ImageIcon("notpressedicon.png");

 //Create image icon from "pressedicon.png"
 //You can download it at below
 //If your icon locate at other location,
 //please put it's full address location.For example :
 //C:\\Documents and Settings\\evergreen\\Desktop\\pressedicon.png
 ImageIcon pressIcon=new ImageIcon("pressedicon.png");

 //Create a button with text ( GO ) and not press icon ( notpressedicon.png )
 JButton button=new JButton("GO",notPressIcon);

 //Set presses icon for JButton
 button.setPressedIcon(pressIcon);

 //Set horizontal text position to center
 button.setHorizontalTextPosition(SwingConstants.CENTER);

 //Set vertical text position to bottom.
 //So, text will locate under icon
 button.setVerticalTextPosition(SwingConstants.BOTTOM);

 //Create a window using JFrame with title ( Set JButton pressed icon )
 JFrame frame=new JFrame("Set JButton pressed icon");

 //Add created button into JFrame
 frame.add(button);

 //Set JFrame's default close operation
 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

 //Set JFrame size
 frame.setSize(350,150);

 //Make JFrame center on screen
 frame.setLocationRelativeTo(null);

 //Make JFrame visible
 frame.setVisible(true);
}
}

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pressedicon.png

notpressedicon.png

Set JButton icon

Complete source code below will show you, how to set icon on JButton.

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COMPLETE SOURCE CODE FOR : SetJButtonIcon.java
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import javax.swing.*;

public class SetJButtonIcon
{
public static void main(String[]args)
{
//Create an image icon from png file named ( callme.png )
//You can download this image below
//This file is locate at same location with this java file.
//If your file locate at other location,
//you must put it's full location address. For example :
//C:\\Documents and Settings\\evergreen\\Desktop\\callme.png
ImageIcon iconForButton=new ImageIcon("callme.png");

//Create a button from JButton with text ( Call me ) and image icon ( callme.png )
JButton button=new JButton("Call me",iconForButton);

//set button horizontal text position to center
//You can select one of the following SwingConstants:
//SwingConstants.CENTER
//SwingConstants.RIGHT
//SwingConstants.LEFT
//SwingConstants.LEADING
//SwingConstants.TRAILING (the default)
button.setHorizontalTextPosition(SwingConstants.CENTER);

//set vertical text position to bottom
//It make our text button locate under button icon
//You can select one of the following SwingConstants:
//SwingConstants.CENTER (the default)
//SwingConstants.TOP
//SwingConstants.BOTTOM
button.setVerticalTextPosition(SwingConstants.BOTTOM);

//Create a window from JFrame with title ( Set JButton icon )
JFrame frame=new JFrame("Set JButton icon");

//Add created button into JFrame
frame.add(button);

//Set default close operation for JFrame
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

//Set JFrame size
frame.setSize(300,150);

//Make JFrame locate at center on screen
frame.setLocationRelativeTo(null);

//Makr JFrame visible
frame.setVisible(true);
}
}

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callme.png