@Override
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
Object source = e.getSource();
if (source == ok) {
response = APPLY_OPTION;
this.setVisible(false);
} else if (source == cancel) {
response = CANCEL_OPTION;
this.setVisible(false);
} else if (source == sizeCombo) {
// get the number from the source
JComboBox number = (JComboBox) source;
String numberItem = (String) number.getSelectedItem();
Font temp = example.getFont();
// then set the font
int newSize = Integer.parseInt(numberItem);
example.setFont(new Font(temp.getFamily(), temp.getStyle(), newSize));
} else if (source == fontCombo) {
JComboBox font = (JComboBox) source;
String s = (String) font.getSelectedItem();
Font tmp = example.getFont();
example.setFont(new Font(s, tmp.getStyle(), tmp.getSize()));
} else if (source == foreground) {
Color tmp = JColorChooser.showDialog(this, "Choose text color", example.getForeground());
MenuBar.shapeLBG.setBackground(tmp);
if (tmp != null) example.setForeground(tmp);
}
}
public void actionPerformed(ActionEvent e) {
Color color =
JColorChooser.showDialog(InnereKlassemitmainMethode.this, "Eine Farbe wählen", Color.red);
if (color != null) {
g.setColor(color);
status.setText("Farbe mit JColorChooser abgeändert");
}
}
protected void attachTo(Component jc) {
if (extListener != null && extListener.accept(jc)) {
extListener.startListeningTo(jc, extNotifier);
listenedTo.add(jc);
if (wizardPage.getMapKeyFor(jc) != null) {
wizardPage.maybeUpdateMap(jc);
}
return;
}
if (isProbablyAContainer(jc)) {
attachToHierarchyOf((Container) jc);
} else if (jc instanceof JList) {
listenedTo.add(jc);
((JList) jc).addListSelectionListener(this);
} else if (jc instanceof JComboBox) {
((JComboBox) jc).addActionListener(this);
} else if (jc instanceof JTree) {
listenedTo.add(jc);
((JTree) jc).getSelectionModel().addTreeSelectionListener(this);
} else if (jc instanceof JToggleButton) {
((AbstractButton) jc).addItemListener(this);
} else if (jc
instanceof JFormattedTextField) { // JFormattedTextField must be tested before JTextCompoent
jc.addPropertyChangeListener("value", this);
} else if (jc instanceof JTextComponent) {
listenedTo.add(jc);
((JTextComponent) jc).getDocument().addDocumentListener(this);
} else if (jc instanceof JColorChooser) {
listenedTo.add(jc);
((JColorChooser) jc).getSelectionModel().addChangeListener(this);
} else if (jc instanceof JSpinner) {
((JSpinner) jc).addChangeListener(this);
} else if (jc instanceof JSlider) {
((JSlider) jc).addChangeListener(this);
} else if (jc instanceof JTable) {
listenedTo.add(jc);
((JTable) jc).getSelectionModel().addListSelectionListener(this);
} else {
if (logger.isLoggable(Level.FINE)) {
logger.fine(
"Don't know how to listen to a "
+ // NOI18N
jc.getClass().getName());
}
}
if (accept(jc) && !(jc instanceof JPanel)) {
jc.addPropertyChangeListener("name", this);
if (wizardPage.getMapKeyFor(jc) != null) {
wizardPage.maybeUpdateMap(jc);
}
}
if (logger.isLoggable(Level.FINE) && accept(jc)) {
logger.fine("Begin listening to " + jc); // NOI18N
}
}
private static void createAndShowGUI() {
JFrame frame = new JFrame(Test6827032.class.getName());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
cc = new JColorChooser();
cc.setDragEnabled(true);
frame.add(cc);
frame.pack();
frame.setVisible(true);
}
public void actionPerformed(ActionEvent e) {
JColorChooser colorChooser = BasicComponentFactory.createColorChooser(bufferedColorModel);
ActionListener okHandler = new OKHandler(trigger);
JDialog dialog =
JColorChooser.createDialog(parent, "Choose Color", true, colorChooser, okHandler, null);
dialog.addWindowListener(new Closer());
dialog.addComponentListener(new DisposeOnClose());
dialog.setVisible(true); // blocks until user brings dialog down...
}
/**
* 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();
}
}
}
protected void detachFrom(Component jc) {
listenedTo.remove(jc);
if (extListener != null && extListener.accept(jc)) {
extListener.stopListeningTo(jc);
}
if (isProbablyAContainer(jc)) {
detachFromHierarchyOf((Container) jc);
} else if (jc instanceof JList) {
((JList) jc).removeListSelectionListener(this);
} else if (jc instanceof JComboBox) {
((JComboBox) jc).removeActionListener(this);
} else if (jc instanceof JTree) {
((JTree) jc).getSelectionModel().removeTreeSelectionListener(this);
} else if (jc instanceof JToggleButton) {
((AbstractButton) jc).removeActionListener(this);
} else if (jc instanceof JTextComponent) {
} else if (jc
instanceof JFormattedTextField) { // JFormattedTextField must be tested before JTextCompoent
jc.removePropertyChangeListener("value", this);
((JTextComponent) jc).getDocument().removeDocumentListener(this);
} else if (jc instanceof JColorChooser) {
((JColorChooser) jc).getSelectionModel().removeChangeListener(this);
} else if (jc instanceof JSpinner) {
((JSpinner) jc).removeChangeListener(this);
} else if (jc instanceof JSlider) {
((JSlider) jc).removeChangeListener(this);
} else if (jc instanceof JTable) {
((JTable) jc).getSelectionModel().removeListSelectionListener(this);
}
if (accept(jc) && !(jc instanceof JPanel)) {
jc.removePropertyChangeListener("name", this);
Object key = wizardPage.getMapKeyFor(jc);
if (key != null) {
if (logger.isLoggable(Level.FINE)) {
logger.fine(
"Named component removed from hierarchy: "
+ // NOI18N
key
+ ". Removing any corresponding "
+ // NOI18N
"value from the wizard settings map."); // NOI18N
}
wizardPage.removeFromMap(key);
}
}
if (logger.isLoggable(Level.FINE) && accept(jc)) {
logger.fine("Stop listening to " + jc); // NOI18N
}
}
public void mouseReleased(MouseEvent e) {
if (mMouseOverButton && mPressedButton != -1) {
boolean needsUpdate = false;
if (mColorListMode == VisualizationColor.cColorListModeCategories) {
Color newColor =
JColorChooser.showDialog(
mOwner, "Select category color", mCategoryColorList[mPressedButton]);
if (newColor != null) {
mCategoryColorList[mPressedButton] = newColor;
needsUpdate = true;
}
} else {
if (mPressedButton == cColorWedgeButton) {
if (++mColorListMode > VisualizationColor.cColorListModeStraight)
mColorListMode = VisualizationColor.cColorListModeHSBShort;
updateColorList(-1);
needsUpdate = true;
} else {
int index = mPressedButton * (mWedgeColorList.length - 1);
Color newColor =
JColorChooser.showDialog(
mOwner, "Select color for min/max value", mWedgeColorList[index]);
if (newColor != null) {
mWedgeColorList[index] = newColor;
updateColorList(-1);
needsUpdate = true;
}
}
}
mPressedButton = -1;
mMouseOverButton = false;
if (needsUpdate) {
mListener.actionPerformed(
new ActionEvent(this, ActionEvent.ACTION_PERFORMED, "colorChanged"));
repaint();
}
}
}
@Override
protected void fireActionPerformed(ActionEvent event) {
try {
this.setSelected(true);
// create the dialog if this has not been done yet.
if (this.dialog == null) {
// Get the top level ancestor as parent for the new dialog.
// This ensures that on Mac OS X the global menu bar remains
// visible while the dialog is open.
final Container parent = this.getTopLevelAncestor();
dialog =
JColorChooser.createDialog(
parent,
colorChooserTitle,
true, // modal
colorChooser,
this, // OK button handler
null); // no CANCEL button handler
dialog.pack();
dialog.setResizable(false);
}
// show the dialog
colorChooser.setColor(color);
dialog.setVisible(true);
/* A simpler option that is displaying the ugly preview panel:
Color newColor = JColorChooser.showDialog(this.getTopLevelAncestor(),
colorChooserTitle, color);
if (newColor != null){
// only set color and fire an event when user did not cancel.
this.setColor(newColor);
super.fireActionPerformed(event);
}*/
} catch (Exception e) {
} finally {
this.setSelected(false);
}
}
public ColorChooserDemo() {
super(new BorderLayout());
// 设置一个标签，做广告的。也用来显示用户选择的颜色。
banner = new JLabel("欢迎使用颜色选择器！", JLabel.CENTER);
banner.setForeground(Color.yellow);
banner.setBackground(Color.blue);
banner.setOpaque(true);
banner.setFont(new Font("SansSerif", Font.BOLD, 24));
banner.setPreferredSize(new Dimension(100, 65));
JPanel bannerPanel = new JPanel(new BorderLayout());
bannerPanel.add(banner, BorderLayout.CENTER);
bannerPanel.setBorder(BorderFactory.createTitledBorder("广告"));
// 设置选择颜色选择器
tcc = new JColorChooser(banner.getForeground()); // 设置初始颜色
tcc.getSelectionModel().addChangeListener(this); // 给所有模式添加监听
tcc.setBorder(BorderFactory.createTitledBorder("选择颜色"));
add(bannerPanel, BorderLayout.CENTER);
add(tcc, BorderLayout.PAGE_END);
}
/** Methode appelee quand l'utilisateur appuie sur le bouton. */
public void actionPerformed(ActionEvent e) {
if (e.getSource() == button) {
Color choosedColor =
JColorChooser.showDialog(parent.dialog(), "Choose color", new Color(R, G, B));
if (choosedColor != null) {
this.R = choosedColor.getRed();
this.G = choosedColor.getGreen();
this.B = choosedColor.getBlue();
parent.elementModified();
}
String tmp =
new String(
label
+ Integer.toString(getRed())
+ ", "
+ Integer.toString(getGreen())
+ ", "
+ Integer.toString(getBlue()));
while (tmp.length() < 38) {
tmp = tmp + " ";
}
jlabel.setText(tmp);
}
}
@Override
public void actionPerformed(ActionEvent evt) {
String command = evt.getActionCommand();
switch (command) {
case "New File":
{
OSC = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_RGB);
Graphics osg = OSC.getGraphics();
osg.setColor(fillColor);
osg.fillRect(0, 0, getWidth(), getHeight());
osg.dispose();
repaint();
break;
}
case "Open":
{
JFileChooser chooser = new JFileChooser();
FileNameExtensionFilter filter =
new FileNameExtensionFilter("JPG or PNG Images", "jpg", "png");
chooser.setFileFilter(filter);
int returnVal = chooser.showOpenDialog(null);
if (returnVal == JFileChooser.APPROVE_OPTION) {
try {
OSC = ImageIO.read(chooser.getSelectedFile());
Graphics2D g2 = (Graphics2D) OSC.getGraphics();
g2.scale((double) 640 / OSC.getWidth(), (double) 480 / OSC.getHeight());
g2.drawImage(OSC, 0, 0, OSC.getWidth(), OSC.getHeight(), null);
} catch (Exception e) {
}
}
repaint();
break;
}
case "Save":
{
JFileChooser fileDialog = new JFileChooser();
fileDialog.setSelectedFile(new File("image.PNG"));
fileDialog.setDialogTitle("Select File to be Saved");
int option = fileDialog.showSaveDialog(null);
if (option != JFileChooser.APPROVE_OPTION)
return; // User canceled or clicked the dialog’s close box.
File selectedFile = fileDialog.getSelectedFile();
if (selectedFile.exists()) { // Ask the user whether to replace the file.
int response =
JOptionPane.showConfirmDialog(
null,
"The file \""
+ selectedFile.getName()
+ "\" already exists.\nDo you want to replace it?",
"Confirm Save",
JOptionPane.YES_NO_OPTION,
JOptionPane.WARNING_MESSAGE);
if (response != JOptionPane.YES_OPTION)
return; // User does not want to replace the file.
}
try {
boolean hasFormat = ImageIO.write(OSC, "PNG", selectedFile);
if (!hasFormat) throw new Exception("PNG" + " format is not available.");
} catch (Exception e) {
JOptionPane.showMessageDialog(
null, "Sorry, an error occurred while trying to save image.");
e.printStackTrace();
}
break;
}
case "Exit":
{
System.exit(0);
}
case "Select Drawing Color...":
{
Color newColor =
JColorChooser.showDialog(AdvancedGUIEX1.this, "Select Drawing Color", currentColor);
if (newColor != null) currentColor = newColor;
break;
}
case "Fill With Color...":
{
Color newColor =
JColorChooser.showDialog(AdvancedGUIEX1.this, "Select Fill Color", fillColor);
if (newColor != null) {
fillColor = newColor;
Graphics osg = OSC.getGraphics();
osg.setColor(fillColor);
osg.fillRect(0, 0, OSC.getWidth(), OSC.getHeight());
osg.dispose();
AdvancedGUIEX1.this.repaint();
}
break;
}
case "Draw With Black":
currentColor = Color.BLACK;
break;
case "Draw With White":
currentColor = Color.WHITE;
break;
case "Draw With Red":
currentColor = Color.RED;
break;
case "Draw With Green":
currentColor = Color.GREEN;
break;
case "Draw With Blue":
currentColor = Color.BLUE;
break;
case "Draw With Yellow":
currentColor = Color.YELLOW;
break;
case "Curve":
currentTool = Tool.CURVE;
break;
case "Line":
currentTool = Tool.LINE;
break;
case "Rectangle":
currentTool = Tool.RECT;
break;
case "Oval":
currentTool = Tool.OVAL;
break;
case "Filled Rectangle":
currentTool = Tool.FILLED_RECT;
break;
case "Filled Oval":
currentTool = Tool.FILLED_OVAL;
break;
case "Smudge":
currentTool = Tool.SMUDGE;
break;
case "Erase":
currentTool = Tool.ERASE;
break;
}
}
public void actionPerformed(ActionEvent e) {
System.out.println("actionPerformed");
if (e.getSource() == pen) // 画笔
{
System.out.println("pen");
toolFlag = 0;
}
if (e.getSource() == eraser) // 橡皮
{
System.out.println("eraser");
toolFlag = 1;
}
if (e.getSource() == clear) // 清除
{
System.out.println("clear");
toolFlag = 2;
paintInfo.removeAllElements();
repaint();
}
if (e.getSource() == drLine) // 画线
{
System.out.println("drLine");
toolFlag = 3;
}
if (e.getSource() == drCircle) // 画圆
{
System.out.println("drCircle");
toolFlag = 4;
}
if (e.getSource() == drRect) // 画矩形
{
System.out.println("drRect");
toolFlag = 5;
}
if (e.getSource() == colchooser) // 调色板
{
System.out.println("colchooser");
Color newColor = JColorChooser.showDialog(this, "我的调色板", c);
c = newColor;
}
if (e.getSource() == openPic) // 打开图画
{
openPicture.setVisible(true);
if (openPicture.getFile() != null) {
int tempflag;
tempflag = toolFlag;
toolFlag = 2;
repaint();
try {
paintInfo.removeAllElements();
File filein = new File(openPicture.getDirectory(), openPicture.getFile());
picIn = new FileInputStream(filein);
VIn = new ObjectInputStream(picIn);
paintInfo = (Vector) VIn.readObject();
VIn.close();
repaint();
toolFlag = tempflag;
} catch (ClassNotFoundException IOe2) {
repaint();
toolFlag = tempflag;
System.out.println("can not read object");
} catch (IOException IOe) {
repaint();
toolFlag = tempflag;
System.out.println("can not read file");
}
}
}
if (e.getSource() == savePic) // 保存图画
{
savePicture.setVisible(true);
try {
File fileout = new File(savePicture.getDirectory(), savePicture.getFile());
picOut = new FileOutputStream(fileout);
VOut = new ObjectOutputStream(picOut);
VOut.writeObject(paintInfo);
VOut.close();
} catch (IOException IOe) {
System.out.println("can not write object");
}
}
}
/**
* <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();
}
/** Set the colour the user has chosen. */
public void setColour(Color color) {
tcc.setColor(color);
}
/** 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);
}
