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package abbot.editor.editors;
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import java.awt.*;
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import java.awt.event.*;
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import javax.swing.JTextArea;
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import javax.swing.JButton;
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import javax.swing.KeyStroke;
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import java.util.Collection;
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import abbot.i18n.Strings;
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import abbot.script.Expression;
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import abbot.editor.widgets.TextFormat;
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15
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public class ExpressionEditor extends StepEditor {
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private Expression step;
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private JTextArea expr;
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private JButton run;
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private Color DEFAULT_FG;
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private JTextArea status;
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public ExpressionEditor(Expression step) {
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super(step);
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this.step = step;
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remove(getComponentCount()-1);
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expr = addTextArea(null, step.getExpression());
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expr.setName("expression.text");
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expr.setColumns(80);
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expr.setToolTipText(Strings.get("expression.text.tip"));
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expr.setLineWrap(false);
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run = addButton(Strings.get("expression.eval"));
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run.setToolTipText(Strings.get("expression.eval.tip"));
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DEFAULT_FG = expr.getForeground();
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expr.addKeyListener(new KeyAdapter() {
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public void keyReleased(KeyEvent e) {
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if (e.getKeyCode() == KeyEvent.VK_ENTER
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&& (e.getModifiers() & InputEvent.SHIFT_MASK) != 0) {
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run.doClick();
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}
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}
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});
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status = new JTextArea();
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status.setBorder(null);
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status.setForeground(Color.red);
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status.setBackground(getBackground());
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status.setLineWrap(true);
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status.setEditable(false);
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add(status);
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}
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public Dimension getPreferredSize() {
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Insets insets = getInsets();
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Dimension size = super.getPreferredSize();
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size.width = expr.getPreferredSize().width;
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if (insets != null) {
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size.width += insets.left + insets.right;
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}
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return size;
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}
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public void actionPerformed(ActionEvent ev) {
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if (ev.getSource() == expr) {
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expr.setForeground(DEFAULT_FG);
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expr.setToolTipText(Strings.get("expression.text.tip"));
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step.setExpression(expr.getText());
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status.setText("");
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fireStepChanged();
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}
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else if (ev.getSource() == run) {
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expr.setForeground(DEFAULT_FG);
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expr.setToolTipText(Strings.get("expression.text.tip"));
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status.setText("");
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new Thread("expression runner") {
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public void run() {
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try {
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step.run();
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}
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catch(Throwable e) {
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if (e instanceof bsh.EvalError)
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expr.setForeground(Color.red);
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status.setText(e.getMessage());
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}
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fireStepChanged();
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}
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}.start();
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}
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else {
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0
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super.actionPerformed(ev);
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}
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}
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}
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95
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