Example usage for com.jgoodies.forms.layout CellConstraints CENTER

Introduction

In this page you can find the example usage for com.jgoodies.forms.layout CellConstraints CENTER.

Prototype

Alignment CENTER

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Document

Put the component in the center.

Usage

From source file:wirschauenplugin.DescriptionInputField.java

License:Open Source License

/**
 * builds a lengthwise limited text area with a remaining-char-counter beneath it.
 *
 * @param maxChars the max length of the text area
 * @param value the default value of the text area
 * @param label the remaining characters label. it must include a %s as placeholder for the counter.
 *///from   ww  w  .ja  v a 2s . c  om
public DescriptionInputField(final int maxChars, final String value, final String label) {
    this.mMaxChars = maxChars;
    this.mLabel = label;

    setLayout(new FormLayout("pref:grow", "fill:50dlu:grow, 3dlu, pref"));
    CellConstraints cellConstraints = new CellConstraints();

    mTextArea = DialogUtil.createTextArea(maxChars); //the text area ensures the length limitation
    mTextArea.getDocument().addDocumentListener(this); //to update the label

    add(new JScrollPane(mTextArea, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
            JScrollPane.HORIZONTAL_SCROLLBAR_NEVER), cellConstraints.xy(1, 1));

    mCounterLabel = new JLabel(String.format(label, maxChars - mTextArea.getDocument().getLength()));
    add(mCounterLabel, cellConstraints.xy(1, 3, CellConstraints.RIGHT, CellConstraints.CENTER));

    //this fires a event to the document listeners (i.e. this). so be sure, everything is initialized (e.g. counter label)
    String initialValue = null;
    if (value != null) {
        initialValue = value.trim();
    }
    mTextArea.insert(initialValue, 0);

    if (WirSchauenPlugin.getInstance().getSettings().getSpellChecking()) {
        URL dictUrl = getClass().getResource("dictionaries/");
        if (dictUrl != null) {
            SpellChecker.registerDictionaries(dictUrl, "de");
            SpellChecker.register(mTextArea);
        }
    }
}