Solved

Error can't resolve Class  GridLayout

Posted on 2004-04-03
5
235 Views
Last Modified: 2010-03-31
Why does #1 compile fine, while #2  Error can't resolve Class  GridLayout

#1
import java.awt.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.*;

public class MyClass extends JPanel {

ArrayList myArrayList = new ArrayList();

// Constructor
public MyClass() {

setLayout(new GridLayout(0,3)); // Setting MY layout...
looprow:
for (int row=0; row<20; row++) {
for(int col=0; col<3; col++) {
int n=(20*col+row+1);
if (n>50) break looprow;
JCheckBox check = new JCheckBox("" + n);
}
}

}
}



#2
import java.awt.event.*;
import java.util.*;
import javax.swing.*;

public class MyClass4 extends JPanel {

  JLabel jLabel = new JLabel();
  ArrayList myArrayList = new ArrayList();

public MyClass4() {

     // Call it like this . . .
    JPanel p1 = new JPanel();

    p1.setLayout(new GridLayout(0,3));// Setting MY layout...
 
    add(jLabel);  
    jLabel.setText("Defensive Moves");
    setBackground(Color.white);

    looprow:
    for (int row=0; row<20; row++) {
    for(int col=0; col<3; col++) {
    int n=(20*col+row+1);
    if (n>50) break looprow;
    JCheckBox check = new JCheckBox("" + n);

    myArrayList.add(check);
    add(check);
    }
    }
}
}
0
Comment
Question by:Drop_of_Rain
  • 4
5 Comments
 
LVL 30

Accepted Solution

by:
GrandSchtroumpf earned 125 total points
ID: 10748216
you need
import java.awt.*;
0
 
LVL 30

Expert Comment

by:GrandSchtroumpf
ID: 10748219
or just
import java.awt.GridLayout;
0
 
LVL 30

Expert Comment

by:GrandSchtroumpf
ID: 10748245
or use fully qualified name:
    p1.setLayout(new java.awt.GridLayout(0,3));// Setting MY layout...
0
 

Author Comment

by:Drop_of_Rain
ID: 10748295
Thanks, I have another question up
0
 
LVL 30

Expert Comment

by:GrandSchtroumpf
ID: 10748459
:°)
0

Featured Post

DevOps Toolchain Recommendations

Read this Gartner Research Note and discover how your IT organization can automate and optimize DevOps processes using a toolchain architecture.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Suggested Solutions

Title # Comments Views Activity
Application launch issue with Apache Tomcat 5 45
How to parse custom JSON to POJO java 4 75
object oriented programming comparison 5 72
How do I remove an object from a 3 27
For beginner Java programmers or at least those new to the Eclipse IDE, the following tutorial will show some (four) ways in which you can import your Java projects to your Eclipse workbench. Introduction While learning Java can be done with…
Java functions are among the best things for programmers to work with as Java sites can be very easy to read and prepare. Java especially simplifies many processes in the coding industry as it helps integrate many forms of technology and different d…
Viewers will learn about arithmetic and Boolean expressions in Java and the logical operators used to create Boolean expressions. We will cover the symbols used for arithmetic expressions and define each logical operator and how to use them in Boole…
Viewers will learn about basic arrays, how to declare them, and how to use them. Introduction and definition: Declare an array and cover the syntax of declaring them: Initialize every index in the created array: Example/Features of a basic arr…

832 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question