} catch (Exception exc) {
System.out.println("Can't create because of " + exc);
private void makeGUI() {
// Create an icon.
ImageIcon ii = new ImageIcon("france.gif");
// Create a label.
JLabel jl = new JLabel("France", ii, JLabel.CENTER);
// Add the label to the content pane.
Output from the label example is shown here:
JTextField is the simplest Swing text component. It is also probably its most widely used text
component. JTextField allows you to edit one line of text. It is derived from JTextComponent,
which provides the basic functionality common to Swing text components. JTextField uses
the Document interface for its model.
Three of JTextField's constructors are shown here:
JTextField(int cols)
JTextField(String str, int cols)
JTextField(String str)
Here, str is the string to be initially presented, and cols is the number of columns in the text
field. If no string is specified, the text field is initially empty. If the number of columns is not
specified, the text field is sized to fit the specified string.
JTextField generates events in response to user interaction. For example, an ActionEvent
is fired when the user presses ENTER. A CaretEvent is fired each time the caret (i.e., the
cursor) changes position. (CaretEvent is packaged in javax.swing.event.) Other events are
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