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

Introduction

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

Prototype

public StyledText(Composite parent, int style) 

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:org.eclipse.swt.snippets.Snippet368.java

public static void main(String[] args) throws Exception {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 368");
    shell.setLayout(new FillLayout());
    shell.setText("Customize line spacing provider");

    StyledText text = new StyledText(shell, SWT.BORDER | SWT.V_SCROLL);
    text.setText("a\nb\nc\nd");
    text.setLineSpacingProvider(lineIndex -> {
        if (lineIndex == 0) {
            return 10;
        } else if (lineIndex == 1) {
            return 30;
        }/*from w  w w  .j a  v  a 2s.c  o m*/
        return null;
    });

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

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From source file:org.eclipse.swt.snippets.Snippet369.java

public static void main(String[] args) throws Exception {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 369");
    shell.setLayout(new FillLayout());
    shell.setText("Line spacing provider in action");

    StyledText text = new StyledText(shell, SWT.BORDER | SWT.V_SCROLL);
    text.setText("// Type your custom line spacing \n10\n5\nabcd\n20\nefgh");

    text.setLineSpacingProvider(lineIndex -> {
        String line = text.getLine(lineIndex).trim();
        try {/*from   w  w w  .  j  av  a2 s .  co  m*/
            return Integer.parseInt(line);
        } catch (NumberFormatException e) {
            return null;
        }
    });

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

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From source file:org.eclipse.swt.snippets.Snippet374.java

public static void main(String[] args) throws Exception {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 374");
    shell.setLayout(new FillLayout());
    shell.setText("Customize line vertical indent");

    StyledText text = new StyledText(shell, SWT.BORDER | SWT.V_SCROLL);
    text.setWordWrap(true);/*from   w  ww  .ja  v  a  2s  . com*/
    text.setText("word1 word2 word3 word4");
    text.setLineVerticalIndent(0, 20);

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

---

From source file:org.eclipse.swt.snippets.Snippet163.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 163");
    shell.setLayout(new FillLayout());
    StyledText text = new StyledText(shell, SWT.BORDER);
    text.setText("0123456789 ABCDEFGHIJKLM NOPQRSTUVWXYZ");
    // make 0123456789 appear bold
    StyleRange style1 = new StyleRange();
    style1.start = 0;//from   ww  w.ja  v a  2  s. c o  m
    style1.length = 10;
    style1.fontStyle = SWT.BOLD;
    text.setStyleRange(style1);
    // make ABCDEFGHIJKLM have a red font
    StyleRange style2 = new StyleRange();
    style2.start = 11;
    style2.length = 13;
    style2.foreground = display.getSystemColor(SWT.COLOR_RED);
    text.setStyleRange(style2);
    // make NOPQRSTUVWXYZ have a blue background
    StyleRange style3 = new StyleRange();
    style3.start = 25;
    style3.length = 13;
    style3.background = display.getSystemColor(SWT.COLOR_BLUE);
    text.setStyleRange(style3);

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

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From source file:org.eclipse.swt.snippets.Snippet316.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 316");
    shell.setLayout(new FillLayout());
    StyledText text = new StyledText(shell, SWT.V_SCROLL | SWT.H_SCROLL);
    text.setText("StyledText with margins.");
    Font font = new Font(display, "Tahoma", 14, SWT.ITALIC);
    text.setText(/*from   w w  w.  ja v  a 2  s .  c o  m*/
            "\"If you go down to the woods today\nYou'd better not go alone\nIt's lovely down in the woods today\nBut safer to stay at home\"");
    StyleRange italic = new StyleRange();
    italic.font = font;
    text.setStyleRanges(new int[] { 0, text.getCharCount() }, new StyleRange[] { italic });
    text.setMargins(30, 30, 30, 30);
    Color color = new Color(display, 138, 226, 255);
    text.setMarginColor(color);
    shell.setSize(500, 300);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    font.dispose();
    color.dispose();
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet244.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 244");
    shell.setLayout(new FillLayout());
    final StyledText text = new StyledText(shell, SWT.NONE);
    StyleRange style = new StyleRange();
    style.borderColor = display.getSystemColor(SWT.COLOR_RED);
    style.borderStyle = SWT.BORDER_SOLID;
    StyleRange[] styles = { style };//from  w  w  w .  j  a v a 2 s . co m
    String contents = "This demonstrates drawing a box\naround every occurrence of the word\nbox in the StyledText";
    text.setText(contents);
    int index = contents.indexOf(SEARCH_STRING);
    while (index != -1) {
        text.setStyleRanges(0, 0, new int[] { index, SEARCH_STRING.length() }, styles);
        index = contents.indexOf(SEARCH_STRING, index + 1);
    }
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet189.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("StyledText with underline and strike through");
    shell.setLayout(new FillLayout());
    StyledText text = new StyledText(shell, SWT.BORDER);
    text.setText("0123456789 ABCDEFGHIJKLM NOPQRSTUVWXYZ");
    // make 0123456789 appear underlined
    StyleRange style1 = new StyleRange();
    style1.start = 0;//from   w w w .  jav a 2 s. com
    style1.length = 10;
    style1.underline = true;
    text.setStyleRange(style1);
    // make ABCDEFGHIJKLM have a strike through
    StyleRange style2 = new StyleRange();
    style2.start = 11;
    style2.length = 13;
    style2.strikeout = true;
    text.setStyleRange(style2);
    // make NOPQRSTUVWXYZ appear underlined and have a strike through
    StyleRange style3 = new StyleRange();
    style3.start = 25;
    style3.length = 13;
    style3.underline = true;
    style3.strikeout = true;
    text.setStyleRange(style3);
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:org.eclipse.swt.snippets.Snippet268.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 268");
    shell.setLayout(new FillLayout());
    StyledText styledText = new StyledText(shell, SWT.V_SCROLL);
    String multiLineString = "";
    for (int i = 0; i < 200; i++) {
        multiLineString = multiLineString.concat("This is line number " + i + " in the multi-line string.\n");
    }/*www . jav a 2  s . com*/
    styledText.setText(multiLineString);
    shell.setSize(styledText.computeSize(SWT.DEFAULT, 400));
    shell.open();
    // move cursor over styled text
    Rectangle clientArea = shell.getClientArea();
    Point location = shell.getLocation();
    Event event = new Event();
    event.type = SWT.MouseMove;
    event.x = location.x + clientArea.width / 2;
    event.y = location.y + clientArea.height / 2;
    display.post(event);
    styledText.addListener(SWT.MouseWheel, e -> System.out.println("Mouse Wheel event " + e));
    new Thread() {
        Event event;

        @Override
        public void run() {
            for (int i = 0; i < 50; i++) {
                event = new Event();
                event.type = SWT.MouseWheel;
                event.detail = SWT.SCROLL_LINE;
                event.count = -2;
                if (!display.isDisposed())
                    display.post(event);
                try {
                    Thread.sleep(100);
                } catch (InterruptedException e) {
                }
            }
        }
    }.start();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet222.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("StyledText Bullet Example");
    shell.setLayout(new FillLayout());
    final StyledText styledText = new StyledText(shell,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.WRAP | SWT.V_SCROLL);
    StringBuilder text = new StringBuilder();
    text.append("Here is StyledText with some bulleted lists:\n\n");
    for (int i = 0; i < 4; i++)
        text.append("Red Bullet List Item " + i + "\n");
    text.append("\n");
    for (int i = 0; i < 2; i++)
        text.append("Numbered List Item " + i + "\n");
    for (int i = 0; i < 4; i++)
        text.append("Sub List Item " + i + "\n");
    for (int i = 0; i < 2; i++)
        text.append("Numbered List Item " + (2 + i) + "\n");
    text.append("\n");
    for (int i = 0; i < 4; i++)
        text.append("Custom Draw List Item " + i + "\n");
    styledText.setText(text.toString());

    StyleRange style0 = new StyleRange();
    style0.metrics = new GlyphMetrics(0, 0, 40);
    style0.foreground = display.getSystemColor(SWT.COLOR_RED);
    Bullet bullet0 = new Bullet(style0);
    StyleRange style1 = new StyleRange();
    style1.metrics = new GlyphMetrics(0, 0, 50);
    style1.foreground = display.getSystemColor(SWT.COLOR_BLUE);
    Bullet bullet1 = new Bullet(ST.BULLET_NUMBER | ST.BULLET_TEXT, style1);
    bullet1.text = ".";
    StyleRange style2 = new StyleRange();
    style2.metrics = new GlyphMetrics(0, 0, 80);
    style2.foreground = display.getSystemColor(SWT.COLOR_GREEN);
    Bullet bullet2 = new Bullet(ST.BULLET_TEXT, style2);
    bullet2.text = "\u2713";
    StyleRange style3 = new StyleRange();
    style3.metrics = new GlyphMetrics(0, 0, 50);
    Bullet bullet3 = new Bullet(ST.BULLET_CUSTOM, style2);

    styledText.setLineBullet(2, 4, bullet0);
    styledText.setLineBullet(7, 2, bullet1);
    styledText.setLineBullet(9, 4, bullet2);
    styledText.setLineBullet(13, 2, bullet1);
    styledText.setLineBullet(16, 4, bullet3);

    styledText.addPaintObjectListener(event -> {
        Display display1 = event.display;
        StyleRange style = event.style;//  w w w  .j ava 2 s.  com
        Font font = style.font;
        if (font == null)
            font = styledText.getFont();
        TextLayout layout = new TextLayout(display1);
        layout.setAscent(event.ascent);
        layout.setDescent(event.descent);
        layout.setFont(font);
        layout.setText("\u2023 1." + event.bulletIndex + ")");
        layout.draw(event.gc, event.x + 10, event.y);
        layout.dispose();
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:org.eclipse.swt.snippets.Snippet357.java

public static void main(String[] args) {
    final Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 357");
    shell.setLayout(new FillLayout());

    final StyledText text = new StyledText(shell, SWT.BORDER | SWT.MULTI);
    text.setText("The quick brown fox jumps over the lazy dog.\nThat's all folks!");
    TextStyle textStyle = new TextStyle(new Font(display, "Courier", 12, SWT.BOLD),
            display.getSystemColor(SWT.COLOR_RED), null);
    textStyle.strikeout = true;/*from w w w . jav a2  s . com*/
    textStyle.underline = true;
    textStyle.underlineStyle = SWT.UNDERLINE_SINGLE;
    text.setStyleRanges(new int[] { 4, 5 }, new StyleRange[] { new StyleRange(textStyle) });

    text.getAccessible().addAccessibleEditableTextListener(new AccessibleEditableTextAdapter() {
        @Override
        public void setTextAttributes(AccessibleTextAttributeEvent e) {
            TextStyle textStyle = e.textStyle;
            if (textStyle != null) {
                /* Copy all of the TextStyle fields into the new StyleRange. */
                StyleRange style = new StyleRange(textStyle);
                /* Create new graphics resources because the old ones are only valid during the event. */
                if (textStyle.font != null)
                    style.font = new Font(display, textStyle.font.getFontData());
                if (textStyle.foreground != null)
                    style.foreground = new Color(display, textStyle.foreground.getRGB());
                if (textStyle.background != null)
                    style.background = new Color(display, textStyle.background.getRGB());
                if (textStyle.underlineColor != null)
                    style.underlineColor = new Color(display, textStyle.underlineColor.getRGB());
                if (textStyle.strikeoutColor != null)
                    style.strikeoutColor = new Color(display, textStyle.strikeoutColor.getRGB());
                if (textStyle.borderColor != null)
                    style.borderColor = new Color(display, textStyle.borderColor.getRGB());
                /* Set the StyleRange into the StyledText. */
                style.start = e.start;
                style.length = e.end - e.start;
                text.setStyleRange(style);
                e.result = ACC.OK;
            } else {
                text.setStyleRanges(e.start, e.end - e.start, null, null);
            }
        }
    });

    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
}

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