/**
* Handle action events coming from the buttons.
*
* @param evt, the associated ActionEvent.
*/
public void actionPerformed(ActionEvent evt) {
Object source = evt.getSource();
if (source instanceof JButton) {
if (source == pbSave) {
chosen = tcc.getColor();
onCancel();
} else {
onCancel();
}
}
}
/**
* Display a dialog which can be used to select a color
*
* @param dialogTitle
* @param defaultColor The currently selected color
* @return The color the user selected, or null if none/cancelled
*/
public static Color showColorChooserDialog(String dialogTitle, Color defaultColor) {
Color color = null;
JColorChooser chooser = new JColorChooser();
chooser.setColor(defaultColor);
while (true) {
int response =
JOptionPane.showConfirmDialog(
IGV.getMainFrame(), chooser, dialogTitle, JOptionPane.OK_CANCEL_OPTION);
if ((response == JOptionPane.CANCEL_OPTION) || (response == JOptionPane.CLOSED_OPTION)) {
return null;
}
color = chooser.getColor();
if (color == null) {
continue;
} else {
break;
}
}
return color;
}
/**
* <br>
* 方法说明：事件监听。用户选择颜色触发 <br>
* 输入参数：ChangeEvent e 用户选择事件 <br>
* 返回类型：
*/
public void stateChanged(ChangeEvent e) {
Color newColor = tcc.getColor(); // 获取用户选择的颜色
banner.setForeground(newColor);
}
public void actionPerformed(ActionEvent e) {
color = chooser.getColor();
}
/** Action listener for the OK button in the color chooser. */
public void actionPerformed(ActionEvent e) {
// ok button in color chooser was pressed.
this.setColor(colorChooser.getColor());
super.fireActionPerformed(e);
}
