Text Examples

Instances of this class are selectable user interface objects that allow the user to enter and modify text.

Alignment Snippet

Demonstrates Text alignment

This example showcases:

• Left-aligned text (default)

• Center-aligned text (SWT.CENTER)

• Right-aligned text (SWT.RIGHT)

TextAlignmentSnippet.java

package dev.equo;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;

/**
 * Demonstrates Text alignment
 * This example showcases:
 * - Left-aligned text (default)
 * - Center-aligned text (SWT.CENTER)
 * - Right-aligned text (SWT.RIGHT)
 */
public class TextAlignmentSnippet {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("TextAlignmentSnippet");
        shell.setLayout(new GridLayout(2, false));

        // Left-aligned (default)
        Label label1 = new Label(shell, SWT.NONE);
        label1.setText("Left:");
        Text leftText = new Text(shell, SWT.BORDER);
        leftText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        leftText.setText("Left aligned");

        // Center-aligned
        Label label2 = new Label(shell, SWT.NONE);
        label2.setText("Center:");
        Text centerText = new Text(shell, SWT.BORDER | SWT.CENTER);
        centerText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        centerText.setText("Center aligned");

        // Right-aligned
        Label label3 = new Label(shell, SWT.NONE);
        label3.setText("Right:");
        Text rightText = new Text(shell, SWT.BORDER | SWT.RIGHT);
        rightText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        rightText.setText("Right aligned");

        shell.pack();
        shell.setSize(400, 200);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) display.sleep();
        }
        display.dispose();
    }
}

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Limit Snippet

Demonstrates Text character limit

This example showcases:

• Text field with character limit using setTextLimit()

• Visual feedback of remaining characters

TextLimitSnippet.java

package dev.equo;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;

/**
 * Demonstrates Text character limit
 * This example showcases:
 * - Text field with character limit using setTextLimit()
 * - Visual feedback of remaining characters
 */
public class TextLimitSnippet {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("TextLimitSnippet");
        shell.setLayout(new GridLayout(1, false));

        // Text with 10 character limit
        Label label1 = new Label(shell, SWT.NONE);
        label1.setText("Username (max 10 characters):");

        Text limitedText = new Text(shell, SWT.BORDER);
        limitedText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        limitedText.setTextLimit(10);
        limitedText.setMessage("Enter username");
        limitedText.addListener(SWT.Modify, e -> {
            int length = limitedText.getText().length();
            int remaining = 10 - length;
            System.out.println("Characters used: " + length + "/10 (remaining: " + remaining + ")");
        });

        // Add some spacing
        Label spacer = new Label(shell, SWT.NONE);
        spacer.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

        // Text with 50 character limit
        Label label2 = new Label(shell, SWT.NONE);
        label2.setText("Description (max 50 characters):");

        Text limitedText2 = new Text(shell, SWT.BORDER);
        limitedText2.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        limitedText2.setTextLimit(50);
        limitedText2.setMessage("Enter description");

        shell.pack();
        shell.setSize(400, 250);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) display.sleep();
        }
        display.dispose();
    }
}

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Multi Line Snippet

Demonstrates Multi-line Text widget

This example showcases:

• Multi-line text area with SWT.MULTI

• Vertical scrolling

• Text modification events

TextMultiLineSnippet.java

package dev.equo;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;

/**
 * Demonstrates Multi-line Text widget
 * This example showcases:
 * - Multi-line text area with SWT.MULTI
 * - Vertical scrolling
 * - Text modification events
 */
public class TextMultiLineSnippet {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("TextMultiLineSnippet");
        shell.setLayout(new GridLayout(1, false));

        // Multi-line text area
        Label label = new Label(shell, SWT.NONE);
        label.setText("Multi-line text area:");

        Text multiText = new Text(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
        multiText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        multiText.setMessage("Enter multiple lines of text...");
        multiText.setText("Line 1\nLine 2\nLine 3");
        multiText.addListener(SWT.Modify, e -> System.out.println("Text modified: " + multiText.getText()));

        shell.pack();
        shell.setSize(400, 300);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) display.sleep();
        }
        display.dispose();
    }
}

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Search Snippet

Demonstrates Search Text widget

This example showcases:

• Search field with SWT.SEARCH style

• Search icon prefix

• Cancel/clear button suffix

• DefaultSelection event (when Enter is pressed)

TextSearchSnippet.java

package dev.equo;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;

/**
 * Demonstrates Search Text widget
 * This example showcases:
 * - Search field with SWT.SEARCH style
 * - Search icon prefix
 * - Cancel/clear button suffix
 * - DefaultSelection event (when Enter is pressed)
 */
public class TextSearchSnippet {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("TextSearchSnippet");
        shell.setLayout(new GridLayout(1, false));

        // Search field with icon
        Label label1 = new Label(shell, SWT.NONE);
        label1.setText("Search field:");

        Text searchText = new Text(shell, SWT.BORDER | SWT.SEARCH | SWT.ICON_SEARCH | SWT.ICON_CANCEL);
        searchText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        searchText.setMessage("Search...");
        searchText.addListener(SWT.Modify, e -> System.out.println("Search text changed: " + searchText.getText()));
        searchText.addListener(SWT.DefaultSelection, e -> {
            Event event = (Event) e;
            if (event.detail == SWT.ICON_CANCEL) {
                System.out.println("Cancel button clicked");
            } else {
                System.out.println("Search submitted: " + searchText.getText());
            }
        });

        shell.pack();
        shell.setSize(400, 150);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) display.sleep();
        }
        display.dispose();
    }
}

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Snippet

Demonstrates Text widget

This example showcases:

• Single-line editable text field

• Password field

TextSnippet.java

package dev.equo;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.*;

/**
 * Demonstrates Text widget
 * This example showcases:
 * - Single-line editable text field
 * - Password field
 */
public class TextSnippet {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("TextSnippet");
        shell.setLayout(new GridLayout(2, false));

        // Single-line text field
        Label label1 = new Label(shell, SWT.NONE);
        label1.setText("Single-line:");
        Text text1 = new Text(shell, SWT.BORDER);
        text1.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        text1.setMessage("Enter text here...");
        text1.addListener(SWT.Modify, e -> System.out.println("Text modified: " + text1.getText()));
        text1.addListener(SWT.DefaultSelection, e -> System.out.println("Enter pressed: " + text1.getText()));

        // Read-only text field
        Label label2 = new Label(shell, SWT.NONE);
        label2.setText("Read-only:");
        Text text2 = new Text(shell, SWT.BORDER | SWT.READ_ONLY);
        text2.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        text2.setText("This text is read-only");

        shell.pack();
        shell.setSize(400, 450);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch()) display.sleep();
        }
        display.dispose();
    }
}

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