Java Code Examples for javax.swing.JFrame#getExtendedState()

/**
 * Maximize/Restore the window.
 *
 * @param maximize iconify {@code true} if we are to maximize the window,
 *                 {@code false} if we are to restore the window.
 */
private void setParentMaximum(boolean maximize) {
    if (rootParent instanceof JFrame) {
        JFrame frame = (JFrame) rootParent;
        int    state = frame.getExtendedState();

        if (maximize) {
            GraphicsConfiguration gc = frame.getGraphicsConfiguration();
            Insets                i  = Toolkit.getDefaultToolkit().getScreenInsets(gc);
            Rectangle             r  = gc.getBounds();

            r.x      = 0;
            r.y      = 0;
            r.width  -= i.left + i.right;
            r.height -= i.top + i.bottom;
            frame.setMaximizedBounds(r);
        }

        frame.setExtendedState(maximize ? state | Frame.MAXIMIZED_BOTH : state & ~Frame.MAXIMIZED_BOTH);
    }
}
 

@Override
public void toFront() {
	JFrame frame = winMgr.getRootFrame();
	if (frame.getExtendedState() == Frame.ICONIFIED) {
		frame.setExtendedState(Frame.NORMAL);
	}
	frame.toFront();
}
 

/**
 * Restore a frame, possibly minimized, to the front (either normal or maximized)
 *
 * @param frame the frame to show
 * @see #minimize(JFrame)
 */
public static void unMinimize (JFrame frame)
{
    int state = frame.getExtendedState();

    if ((state & ICONIFIED) != 0) {
        state &= ~ICONIFIED;
    }

    frame.setExtendedState(state);

    frame.setVisible(true);
    frame.toFront();
}
 

/** Check window for normal state.
    Checks if window is not maximized (in either or both directions) and
    not iconified. */
public static boolean isNormalSizeMode(JFrame window)
{
    int state = window.getExtendedState();
    int mask = Frame.MAXIMIZED_BOTH | Frame.MAXIMIZED_VERT
        | Frame.MAXIMIZED_HORIZ | Frame.ICONIFIED;
    return ((state & mask) == 0);
}
 

/**
 * Minimize the provided frame.
 *
 * @param frame the frame to minimize to icon
 * @see #unMinimize(JFrame)
 */
public static void minimize (JFrame frame)
{
    int state = frame.getExtendedState();
    state &= ICONIFIED;
    frame.setExtendedState(state);
}
 

@Override
public void componentMoved(ComponentEvent e) {
  if (!(e.getComponent() instanceof JFrame))
    return;
  JFrame frame = (JFrame) e.getComponent();
  int state = frame.getExtendedState();
  isMaximized = ((state & Frame.MAXIMIZED_HORIZ) != 0) && ((state & Frame.MAXIMIZED_VERT) != 0);
  if (!isMaximized) {
    position = frame.getLocation();
  }
}
 

@Override
public void componentResized(ComponentEvent e) {
  if (!(e.getComponent() instanceof JFrame))
    return;
  JFrame frame = (JFrame) e.getComponent();
  int state = frame.getExtendedState();
  isMaximized = ((state & Frame.MAXIMIZED_HORIZ) != 0) && ((state & Frame.MAXIMIZED_VERT) != 0);
  if (!isMaximized) {
    dimension = frame.getSize();
  }
}
 

/**
 * Iconify/Restore the window.
 *
 * @param iconify {@code true} if we are to iconify the window,
 *                {@code false} if we are to restore the window.
 */
private void setParentIcon(boolean iconify) {
    if (rootParent instanceof JFrame) {
        JFrame frame = (JFrame) rootParent;
        int    state = frame.getExtendedState();

        ((JFrame) rootParent).setExtendedState(iconify ? state | Frame.ICONIFIED : state & ~Frame.ICONIFIED);
    }
}
 

public static void savePrefs(JFrame frame, ColourChooser chooser, LayerManager layers)
{
	Preferences prefs = Preferences.userNodeForPackage(UserPreferences.class);
	
	if((frame.getExtendedState() & Frame.MAXIMIZED_BOTH) == Frame.MAXIMIZED_BOTH)
	{
		prefs.putBoolean(WINDOW_MAXIMIZED, true);
	}
	else
	{
		windowWidth = frame.getWidth();
		windowHeight = frame.getHeight();
		prefs.putInt(WINDOW_WIDTH, windowWidth);
		prefs.putInt(WINDOW_HEIGHT, windowHeight);
		prefs.putBoolean(WINDOW_MAXIMIZED, false);
	}
	colourPickerX = chooser.getX();
	colourPickerY = chooser.getY();
	colourPickerMode = chooser.getMode();
	prefs.putInt(COLOUR_PICKER_X, colourPickerX);
	prefs.putInt(COLOUR_PICKER_Y, colourPickerY);
	prefs.putInt(COLOUR_PICKER_MODE, colourPickerMode);
	prefs.putBoolean(COLOUR_PICKER_VISIBLE, chooser.isVisible());
	
	layersX = layers.dialog.getX();
	layersY = layers.dialog.getY();
	layersWidth = layers.dialog.getWidth();
	layersHeight = layers.dialog.getHeight();
	prefs.putInt(LAYERS_X, layersX);
	prefs.putInt(LAYERS_Y, layersY);
	prefs.putInt(LAYERS_WIDTH, layersWidth);
	prefs.putInt(LAYERS_HEIGHT, layersHeight);
	prefs.putBoolean(LAYERS_VISIBLE, layers.isVisible());
	
	prefs.putBoolean(COLOUR_PICKER_VISIBLE, chooser.isVisible());
	
	prefs.putBoolean(BACKGROUND_DARK, Menu.DARK_BACKGROUND);
}
 

/**
 * 处理JFrame的双击标题面板缩放事件
 */
public void mouseClicked(MouseEvent e)
{
    Window window = (Window) e.getSource();

    if(window instanceof JFrame)
    {
        JFrame frame = (JFrame) window;

        JRootPane root = frame.getRootPane();

        // 不包含窗体装饰直接返回
        if (root.getWindowDecorationStyle() == JRootPane.NONE)
        {
            return;
        }

        // 不在标题栏覆盖区域直接返回
        if(!titleArea.contains(e.getPoint()))
        {
            return;
        }

        if ((e.getClickCount() % 2) == 0 && ((e.getModifiers() & InputEvent.BUTTON1_MASK) != 0))
        {
            int state = frame.getExtendedState();

            if (frame.isResizable())
            {
                if ((state & JFrame.MAXIMIZED_BOTH) != 0)
                {
                    frame.setExtendedState(state & ~JFrame.MAXIMIZED_BOTH);
                }
                else
                {
                    frame.setExtendedState(state | JFrame.MAXIMIZED_BOTH);
                }
            }
        }
    }
}
 

/**
 *  v1.0.1:修复自定义拖拽区域BUG, 增加边界判断
 */
public void mousePressed(MouseEvent e)
{
    Window window = (Window) e.getSource();

    JRootPane root = LuckWindowUtil.getRootPane(window);

    // 不包含窗体装饰直接返回
    if (root == null || root.getWindowDecorationStyle() == JRootPane.NONE)
    {
        return;
    }
    
    if (window != null)
    {
        window.toFront();
    }

    // 如果是单击标题栏, 则标记接下来的拖动事件为移动窗口, 判断当前鼠标是否超出边界
    if (dragArea.contains(e.getPoint())
            && dragCursor == Cursor.DEFAULT_CURSOR)
    {
        if(window instanceof JFrame)
        {
            JFrame frame = (JFrame)window;

            // 如果当前窗体是全屏状态则直接返回
            if(frame.getExtendedState() == JFrame.MAXIMIZED_BOTH)
            {
                return;
            }
        }

        // 设置为可以移动并记录当前坐标
        isMovingWindow = true;

        dragOffsetX = e.getPoint().x;

        dragOffsetY = e.getPoint().y;
    }
    else if(LuckWindowUtil.isResizable(window))
    {
        dragOffsetX = e.getPoint().x;

        dragOffsetY = e.getPoint().y;

        dragWidth = window.getWidth();

        dragHeight = window.getHeight();

        JRootPane rootPane = LuckWindowUtil.getRootPane(window);

        if(rootPane != null && LuckWindowUtil.isResizable(window))
        {
            dragCursor = getCursor(dragWidth, dragHeight, e.getPoint(), rootPane.getInsets());
        }
    }
}
 

public void readPositionFromWindow(JFrame window) {
	isFullScreen = (window.getExtendedState() == JFrame.MAXIMIZED_BOTH);
	if (!isFullScreen) {
		this.readPositionFromComponent(window);
	}
}