public void mouseMoved(MouseEvent ev) { JRootPane root = getRootPane(); if (root.getWindowDecorationStyle() == JRootPane.NONE) { return; } Window w = (Window) ev.getSource(); Frame f = null; Dialog d = null; if (w instanceof Frame) { f = (Frame) w; } else if (w instanceof Dialog) { d = (Dialog) w; } // Update the cursor int cursor = getCursor(calculateCorner(w, ev.getX(), ev.getY())); if (cursor != 0 && ((f != null && (f.isResizable() && (f.getExtendedState() & Frame.MAXIMIZED_BOTH) == 0)) || (d != null && d.isResizable()))) { w.setCursor(Cursor.getPredefinedCursor(cursor)); } else { w.setCursor(lastCursor); } }
/** * Returns the corner that contains the point <code>x</code>, <code>y</code>, or -1 if the * position doesn't match a corner. */ private int calculateCorner(Window w, int x, int y) { Insets insets = w.getInsets(); int xPosition = calculatePosition(x - insets.left, w.getWidth() - insets.left - insets.right); int yPosition = calculatePosition(y - insets.top, w.getHeight() - insets.top - insets.bottom); if (xPosition == -1 || yPosition == -1) { return -1; } return yPosition * 5 + xPosition; }
/** * Installs the necessary Listeners on the parent <code>Window</code>, if there is one. * * <p>This takes the parent so that cleanup can be done from <code>removeNotify</code>, at which * point the parent hasn't been reset yet. * * @param parent The parent of the JRootPane */ private void installWindowListeners(JRootPane root, Component parent) { if (parent instanceof Window) { window = (Window) parent; } else { window = SwingUtilities.getWindowAncestor(parent); } if (window != null) { if (mouseInputListener == null) { mouseInputListener = createWindowMouseInputListener(root); } window.addMouseListener(mouseInputListener); window.addMouseMotionListener(mouseInputListener); } }
/** Handles mouse dragged event */ public void mouseDragged(MouseEvent ev) { Window w = (Window) ev.getSource(); if (isMovingWindow) { Point windowPt; try { windowPt = (Point) AccessController.doPrivileged(getLocationAction); windowPt.x = windowPt.x - dragOffsetX; windowPt.y = windowPt.y - dragOffsetY; w.setLocation(windowPt); windowMoved = true; } catch (PrivilegedActionException e) { } } }
public void mousePressed(MouseEvent ev) { JRootPane rootPane = getRootPane(); if (rootPane.getWindowDecorationStyle() == JRootPane.NONE) { return; } Point dragWindowOffset = ev.getPoint(); Window w = (Window) ev.getSource(); if (w != null) { w.toFront(); } Point convertedDragWindowOffset = SwingUtilities.convertPoint(w, dragWindowOffset, getTitlePane()); Frame f = null; Dialog d = null; if (w instanceof Frame) { f = (Frame) w; } else if (w instanceof Dialog) { d = (Dialog) w; } int frameState = (f != null) ? f.getExtendedState() : 0; if (getTitlePane() != null && getTitlePane().contains(convertedDragWindowOffset)) { if ((f != null && ((frameState & Frame.MAXIMIZED_BOTH) == 0) || (d != null)) && dragWindowOffset.y >= BORDER_DRAG_THICKNESS && dragWindowOffset.x >= BORDER_DRAG_THICKNESS && dragWindowOffset.x < w.getWidth() - BORDER_DRAG_THICKNESS) { isMovingWindow = true; dragOffsetX = dragWindowOffset.x; dragOffsetY = dragWindowOffset.y; } } else if (f != null && f.isResizable() && ((frameState & Frame.MAXIMIZED_BOTH) == 0) || (d != null && d.isResizable())) { dragOffsetX = dragWindowOffset.x; dragOffsetY = dragWindowOffset.y; dragWidth = w.getWidth(); dragHeight = w.getHeight(); dragCursor = getCursor(calculateCorner(w, dragWindowOffset.x, dragWindowOffset.y)); } }
/** * Uninstalls any state that <code>installClientDecorations</code> has installed. * * <p>NOTE: This may be called if you haven't installed client decorations yet (ie before <code> * installClientDecorations</code> has been invoked). */ private void uninstallClientDecorations(JRootPane root) { uninstallBorder(root); uninstallWindowListeners(root); setTitlePane(root, null); uninstallLayout(root); // We have to revalidate/repaint root if the style is JRootPane.NONE // only. When we needs to call revalidate/repaint with other styles // the installClientDecorations is always called after this method // imediatly and it will cause the revalidate/repaint at the proper // time. int style = root.getWindowDecorationStyle(); if (style == JRootPane.NONE) { root.repaint(); root.revalidate(); } // Reset the cursor, as we may have changed it to a resize cursor if (window != null) { window.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); } window = null; }
/** * _more_ * * @return _more_ */ private boolean windowOk() { getContents(); if (contents == null) { return false; } if (shouldMakeDialog()) { if (dialog == null) { dialog = new JDialog((Frame) null, getWindowTitle(), false); LogUtil.registerWindow(dialog); GuiUtils.packDialog(dialog, contents); dialog.setLocation(100, 100); window = dialog; } } else { if (frame == null) { frame = new JFrame(getWindowTitle()); if (menuBar != null) { GuiUtils.decorateFrame(frame, menuBar); } LogUtil.registerWindow(frame); frame.getContentPane().add(contents); frame.pack(); Msg.translateTree(frame); frame.setLocation(100, 100); window = frame; } } if (window != null) { window.addWindowListener( new WindowAdapter() { public void windowClosing(WindowEvent e) { windowIsClosing(); } }); } return window != null; }
public void mouseExited(MouseEvent ev) { Window w = (Window) ev.getSource(); w.setCursor(lastCursor); }
public void mouseEntered(MouseEvent ev) { Window w = (Window) ev.getSource(); lastCursor = w.getCursor(); mouseMoved(ev); }
public void mouseDragged(MouseEvent ev) { Window w = (Window) ev.getSource(); Point pt = ev.getPoint(); if (isMovingWindow) { Point windowPt; try { windowPt = (Point) AccessController.doPrivileged(getLocationAction); windowPt.x = windowPt.x - dragOffsetX; windowPt.y = windowPt.y - dragOffsetY; w.setLocation(windowPt); } catch (PrivilegedActionException e) { } } else if (dragCursor != 0) { Rectangle r = w.getBounds(); Rectangle startBounds = new Rectangle(r); Dimension min = w.getMinimumSize(); switch (dragCursor) { case Cursor.E_RESIZE_CURSOR: adjust(r, min, 0, 0, pt.x + (dragWidth - dragOffsetX) - r.width, 0); break; case Cursor.S_RESIZE_CURSOR: adjust(r, min, 0, 0, 0, pt.y + (dragHeight - dragOffsetY) - r.height); break; case Cursor.N_RESIZE_CURSOR: adjust(r, min, 0, pt.y - dragOffsetY, 0, -(pt.y - dragOffsetY)); break; case Cursor.W_RESIZE_CURSOR: adjust(r, min, pt.x - dragOffsetX, 0, -(pt.x - dragOffsetX), 0); break; case Cursor.NE_RESIZE_CURSOR: adjust( r, min, 0, pt.y - dragOffsetY, pt.x + (dragWidth - dragOffsetX) - r.width, -(pt.y - dragOffsetY)); break; case Cursor.SE_RESIZE_CURSOR: adjust( r, min, 0, 0, pt.x + (dragWidth - dragOffsetX) - r.width, pt.y + (dragHeight - dragOffsetY) - r.height); break; case Cursor.NW_RESIZE_CURSOR: adjust( r, min, pt.x - dragOffsetX, pt.y - dragOffsetY, -(pt.x - dragOffsetX), -(pt.y - dragOffsetY)); break; case Cursor.SW_RESIZE_CURSOR: adjust( r, min, pt.x - dragOffsetX, 0, -(pt.x - dragOffsetX), pt.y + (dragHeight - dragOffsetY) - r.height); break; default: break; } if (!r.equals(startBounds)) { w.setBounds(r); // Defer repaint/validate on mouseReleased unless dynamic // layout is active. if (Toolkit.getDefaultToolkit().isDynamicLayoutActive()) { w.validate(); getRootPane().repaint(); } } } }
/** * Uninstalls the necessary Listeners on the <code>Window</code> the Listeners were last installed * on. */ private void uninstallWindowListeners(JRootPane root) { if (window != null) { window.removeMouseListener(mouseInputListener); window.removeMouseMotionListener(mouseInputListener); } }
/** Centre a Window on the screen */ public static void centre(Window w) { Dimension us = w.getSize(), them = Toolkit.getDefaultToolkit().getScreenSize(); int newX = (them.width - us.width) / 2; int newY = (them.height - us.height) / 2; w.setLocation(newX, newY); }
/** Bring the dialog to the front */ public void toFront() { if (!windowOk()) { return; } window.toFront(); }