freeseawind.lf.basic.rootpane.LuckTitlePanel Maven / Gradle / Ivy
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package freeseawind.lf.basic.rootpane;
import java.awt.Color;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.LayoutManager;
import java.awt.Window;
import java.awt.event.MouseEvent;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRootPane;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import freeseawind.lf.canvas.LuckCanvas;
import freeseawind.lf.cfg.LuckGlobalBundle;
import freeseawind.lf.event.LuckWindowAdapter;
import freeseawind.lf.event.WindowBtnMouseAdapter;
import freeseawind.lf.event.WindowPropertyListener;
import freeseawind.lf.utils.LuckWindowUtil;
import freeseawind.ninepatch.swing.SwingNinePatch;
/**
* 窗体标题面板实现类, 当使用非系统窗体装饰时，该类会被创建。
*
*
*
* Class that manages a JLF awt.Window-descendant class's title bar.
* This class assumes it will be created with a particular window
* decoration style, and that if the style changes, a new one will
* be created.
*
*
* @author freeseawind@github
* @version 1.0
*
*/
public class LuckTitlePanel extends JPanel
{
private static final long serialVersionUID = -8111081484864247330L;
private static final int ICON_HEIGHT = 16;
private static final int ICON_WIDTH = 16;
protected JButton maximizeBtn;
protected JButton minBtn;
protected JButton closeBtn;
protected JLabel label;
protected WindowPropertyListener listener;
protected WindowAdapter windowAdapter;
protected Window window;
private SwingNinePatch np;
private LuckCanvas painter;
private int initStyle;
private boolean isResizeableOnInit;
private int state;
public LuckTitlePanel(boolean isResizeableOnInit, int initStyle)
{
setOpaque(false);
setLayout(createLayout());
this.isResizeableOnInit = isResizeableOnInit;
this.initStyle = initStyle;
this.state = JFrame.NORMAL;
Object obj = UIManager.get(LuckRootPaneUIBundle.TITLEPANEL_BG_IMG);
if(obj != null)
{
np = new SwingNinePatch((BufferedImage) obj);
}
installTitle();
installBtn();
}
@Override
protected void paintComponent(Graphics g)
{
super.paintComponent(g);
if(np != null)
{
np.drawNinePatch((Graphics2D) g, 0, 0, getWidth(), getHeight());
}
if(painter != null)
{
painter.drawComponent(g, this);
}
}
public boolean isLeftToRight()
{
boolean leftToRight = (getWindow() == null)
? getRootPane().getComponentOrientation().isLeftToRight()
: getWindow().getComponentOrientation().isLeftToRight();
return leftToRight;
}
public void addNotify()
{
super.addNotify();
window = getWindow();
if(window != null)
{
String title = LuckWindowUtil.getWindowTitle(window);
setTitle(title);
Image image = LuckWindowUtil.getWindowImage(window);
if(image != null)
{
setIcon(new ImageIcon(image));
}
if(listener == null)
{
listener = new WindowPropertyListener(this);
window.addPropertyChangeListener(listener);
}
if(windowAdapter == null && window instanceof JFrame)
{
windowAdapter = new LuckWindowAdapter();
window.addWindowStateListener(windowAdapter);
}
}
}
public void removeNotify()
{
super.removeNotify();
if(window != null)
{
if(listener != null)
{
window.removePropertyChangeListener(listener);
}
if(windowAdapter != null && window instanceof JFrame)
{
window.removeWindowStateListener(windowAdapter);
}
window = null;
listener = null;
}
}
/**
*
设置窗体拉伸状体,根据状态隐藏或显示放大按钮
*
* Set the form stretched state, according to the state to hide or display the zoom button
*
* @param isResizeable resize able return true, otherwise return false
*/
public void setResizeable(boolean isResizeable)
{
if(isResizeable)
{
maximizeBtn.setVisible(true);
}
else
{
maximizeBtn.setVisible(false);
}
}
/**
* 创建标题面板布局
*
*
Create TitlePane layout manager
*
* @return 标题面板布局对象
*/
public LayoutManager createLayout()
{
return new LuckTitlePanelLayout();
}
/**
* 安装放大、缩小、关闭按钮
*
*
Installation Form button
*/
protected void installBtn()
{
closeBtn = new JButton();
closeBtn.addMouseListener(new CloseMouseAdapter(closeBtn,
LuckRootPaneUIBundle.CLOSE_NORMAL_ICON,
LuckRootPaneUIBundle.CLOSE_ROVER_ICON,
LuckRootPaneUIBundle.CLOSE_PRESSED_ICON));
setBtnAtrr(closeBtn);
add(closeBtn);
// 如果是Frame则显示退出和放大按钮
// If the Frame is displayed exits and zoom buttons
if(initStyle == JRootPane.FRAME)
{
minBtn = new JButton();
minBtn.addMouseListener(new MinMouseAdapter(minBtn,
LuckRootPaneUIBundle.MIN_NORMAL_ICON,
LuckRootPaneUIBundle.MIN_ROVER_ICON,
LuckRootPaneUIBundle.MIN_PRESSED_ICON));
setBtnAtrr(minBtn);
add(minBtn);
maximizeBtn = new JButton();
maximizeBtn.addMouseListener(new MaximizeMouseAdapter(maximizeBtn,
LuckRootPaneUIBundle.MAX_NORMAL_ICON,
LuckRootPaneUIBundle.MAX_ROVER_ICON,
LuckRootPaneUIBundle.MAX_PRESSED_ICON));
setBtnAtrr(maximizeBtn);
add(maximizeBtn);
// 判断窗体是否可以拉伸
// Determine whether the form can be stretched
if(!isResizeableOnInit)
{
maximizeBtn.setVisible(false);
}
}
}
/**
*
安装窗体图标和标题
*
*
Installation Window icon and title
*/
protected void installTitle()
{
label = new JLabel();
label.setIcon(UIManager.getIcon(LuckGlobalBundle.APPLICATION_ICON));
label.setText(UIManager.getString(LuckGlobalBundle.APPLICATION_TITLE));
label.setHorizontalAlignment(JLabel.CENTER);
label.setIconTextGap(UIManager.getInt(LuckRootPaneUIBundle.APPLICATION_TITLE_TEXTGAP));
label.setForeground(UIManager.getColor(LuckRootPaneUIBundle.TITLE_FONT_COLOR));
add(label);
}
/**
*
设置按钮属性
*
* set window button attribute
*
* @param btn
*/
protected void setBtnAtrr(JButton btn)
{
btn.setOpaque(false);
btn.setBorder(null);
btn.setFocusPainted(false);
btn.setFocusable(false);
btn.setBackground(null);
btn.setContentAreaFilled(false);
}
/**
* 获取面板所在的窗体
*
* get parent window
*
* @return
*/
private Window getWindow()
{
return SwingUtilities.getWindowAncestor(this);
}
/**
* update Maximize button icon when window state change.
*/
private void updateMaximizeBtn()
{
if((state & JFrame.MAXIMIZED_BOTH) != 0)
{
maximizeBtn.setIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAXIMIZE_NORMAL_ICON));
maximizeBtn.setRolloverIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAXIMIZE_ROVER_ICON));
maximizeBtn.setPressedIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAXIMIZE_PRESSED_ICON));
}
else
{
maximizeBtn.setIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAX_NORMAL_ICON));
maximizeBtn.setRolloverIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAX_ROVER_ICON));
maximizeBtn.setPressedIcon(UIManager.getIcon(LuckRootPaneUIBundle.MAX_PRESSED_ICON));
}
}
// window close listener.
private class CloseMouseAdapter extends WindowBtnMouseAdapter
{
public CloseMouseAdapter(JButton btn,
String normalIconKey,
String hoverIconKey,
String pressIconKey)
{
super(btn, normalIconKey, hoverIconKey, pressIconKey);
}
@Override
public void mouseClicked(MouseEvent e)
{
Window window = getWindow();
if(window != null)
{
window.dispatchEvent(new WindowEvent(window, WindowEvent.WINDOW_CLOSING));
}
}
}
// window minimize listener.
private class MinMouseAdapter extends WindowBtnMouseAdapter
{
public MinMouseAdapter(JButton btn,
String normalIconKey,
String hoverIconKey,
String pressIconKey)
{
super(btn, normalIconKey, hoverIconKey, pressIconKey);
}
@Override
public void mouseClicked(MouseEvent e)
{
Window window = getWindow();
if(window instanceof JFrame)
{
// 必须先禁用按钮否则无法取消焦点事件
minBtn.setEnabled(false);
((JFrame)window).setExtendedState(state | Frame.ICONIFIED);
minBtn.setEnabled(true);
}
}
}
// 窗体放大缩小按钮鼠标事件
// Window maximize listener.
private class MaximizeMouseAdapter extends WindowBtnMouseAdapter
{
public MaximizeMouseAdapter(JButton btn,
String normalIconKey,
String hoverIconKey,
String pressIconKey)
{
super(btn, normalIconKey, hoverIconKey, pressIconKey);
}
@Override
public void mouseClicked(MouseEvent e)
{
Window window = getWindow();
if(window instanceof JFrame)
{
JFrame frame = ((JFrame)window);
// 必须先禁用按钮否则无法取消焦点事件
// must set enable false here.
maximizeBtn.setEnabled(false);
if ((state & JFrame.ICONIFIED) != 0)
{
frame.setExtendedState(state & ~JFrame.ICONIFIED);
}
else if((state & JFrame.MAXIMIZED_BOTH) != 0)
{
frame.setExtendedState(state & ~Frame.MAXIMIZED_BOTH);
}
else
{
frame.setExtendedState(state | Frame.MAXIMIZED_BOTH);
}
maximizeBtn.setEnabled(true);
}
}
}
/**
* @return TitlePane height
*/
public int getHeight()
{
return UIManager.getInt(LuckRootPaneUIBundle.TITLEPANEL_HEIGHT);
}
public JButton getMaximizeBtn()
{
return maximizeBtn;
}
public JButton getMinBtn()
{
return minBtn;
}
public JButton getCloseBtn()
{
return closeBtn;
}
public void setIcon(ImageIcon systemIcon)
{
if (systemIcon == null)
{
label.setIcon(systemIcon);
return;
}
Image image = systemIcon.getImage();
if(image.getHeight(null) < ICON_HEIGHT || image.getWidth(null) < ICON_WIDTH)
{
return;
}
if(image.getHeight(null) > ICON_HEIGHT || image.getWidth(null) > ICON_WIDTH)
{
image = image.getScaledInstance(ICON_WIDTH, ICON_HEIGHT, Image.SCALE_SMOOTH);
systemIcon = new ImageIcon(image);
}
label.setIcon(systemIcon);
}
public void setTitle(String title)
{
this.label.setText(title);
}
public void setTitleForeground(Color color)
{
this.label.setForeground(color);
}
public void setCallback(LuckCanvas painter)
{
this.painter = painter;
}
public void setState(int state)
{
this.state = state;
updateMaximizeBtn();
}
public void setBackgroundNP(SwingNinePatch np)
{
this.np = np;
}
public JLabel getLabel()
{
return label;
}
}