Example usage for org.eclipse.swt.custom StyledText setFont

Introduction

In this page you can find the example usage for org.eclipse.swt.custom StyledText setFont.

Prototype

public void setFont(Font font) 

Source Link

Document

Sets a new font to render text with.

Usage

From source file:org.eclipse.swt.snippets.Snippet218.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 218");
    shell.setLayout(new FillLayout());
    final StyledText styledText = new StyledText(shell, SWT.WRAP | SWT.BORDER);
    styledText.setText(text);/*w  w  w.  j  av a2 s  . c  o m*/
    FontData data = display.getSystemFont().getFontData()[0];
    Font font = new Font(display, data.getName(), 16, SWT.BOLD);
    styledText.setFont(font);
    styledText.setForeground(display.getSystemColor(SWT.COLOR_BLUE));
    styledText.addListener(SWT.Resize, event -> {
        Rectangle rect = styledText.getClientArea();
        Image newImage = new Image(display, 1, Math.max(1, rect.height));
        GC gc = new GC(newImage);
        gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
        gc.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
        gc.fillGradientRectangle(rect.x, rect.y, 1, rect.height, true);
        gc.dispose();
        styledText.setBackgroundImage(newImage);
        if (oldImage != null)
            oldImage.dispose();
        oldImage = newImage;
    });
    shell.setSize(700, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (oldImage != null)
        oldImage.dispose();
    font.dispose();
    display.dispose();
}

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From source file:StyledTextGradientBackground.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());
    final StyledText styledText = new StyledText(shell, SWT.WRAP | SWT.BORDER);
    styledText.setText(text);//ww w  .j a  v  a 2s  .  com
    FontData data = display.getSystemFont().getFontData()[0];
    Font font = new Font(display, data.getName(), 16, SWT.BOLD);
    styledText.setFont(font);
    styledText.setForeground(display.getSystemColor(SWT.COLOR_BLUE));
    styledText.addListener(SWT.Resize, new Listener() {
        public void handleEvent(Event event) {
            Rectangle rect = styledText.getClientArea();
            Image newImage = new Image(display, 1, Math.max(1, rect.height));
            GC gc = new GC(newImage);
            gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
            gc.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
            gc.fillGradientRectangle(rect.x, rect.y, 1, rect.height, true);
            gc.dispose();
            styledText.setBackgroundImage(newImage);
            if (oldImage != null)
                oldImage.dispose();
            oldImage = newImage;
        }
    });
    shell.setSize(700, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (oldImage != null)
        oldImage.dispose();
    font.dispose();
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet332.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 332");
    GridLayout layout = new GridLayout();
    layout.marginHeight = layout.marginWidth = 10;
    shell.setLayout(layout);//ww  w.j a va  2s . c  o  m
    StyledText text = new StyledText(shell, SWT.MULTI | SWT.BORDER);
    final String segment = "Eclipse";
    String string = "Force RTL direction on this segment \"" + segment + "\".";
    text.setText(string);
    int[] segments = { string.indexOf(segment), segment.length() };
    StyleRange[] ranges = { new StyleRange(0, 0, display.getSystemColor(SWT.COLOR_RED), null) };
    text.setStyleRanges(segments, ranges);
    Font font = new Font(display, "Tahoma", 16, 0);
    text.setFont(font);
    text.addBidiSegmentListener(event -> {
        String string1 = event.lineText;
        int start = string1.indexOf(segment);
        event.segments = new int[] { start, start + segment.length() };
        event.segmentsChars = new char[] { '\u202e', '\u202C' };
    });
    Combo combo = new Combo(shell, SWT.SIMPLE);
    combo.setFont(font);
    combo.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
    combo.setItems("Option 1...", "Option 2...", "Option 3...", "Option 4...");
    combo.select(1);
    combo.addSegmentListener(event -> {
        event.segments = new int[] { 0, event.lineText.length() };
        event.segmentsChars = new char[] { '\u202e', '\u202c' };
    });
    shell.setSize(500, 250);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    font.dispose();
    display.dispose();
}

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