下面列出了java.awt.event.MouseEvent#getYOnScreen() 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override protected TrackListener createTrackListener() {
return new TrackListener() {
@Override public void mousePressed(MouseEvent e) {
if (SwingUtilities.isLeftMouseButton(e)) {
super.mousePressed(new MouseEvent(
e.getComponent(), e.getID(), e.getWhen(),
InputEvent.BUTTON2_DOWN_MASK ^ InputEvent.BUTTON2_MASK, // e.getModifiers(),
e.getX(), e.getY(),
e.getXOnScreen(), e.getYOnScreen(),
e.getClickCount(),
e.isPopupTrigger(),
MouseEvent.BUTTON2));
} else {
super.mousePressed(e);
}
}
};
}
@Override protected TrackListener createTrackListener() {
return new TrackListener() {
@Override public void mousePressed(MouseEvent e) {
if (SwingUtilities.isLeftMouseButton(e)) {
super.mousePressed(new MouseEvent(
e.getComponent(), e.getID(), e.getWhen(),
InputEvent.BUTTON2_DOWN_MASK ^ InputEvent.BUTTON2_MASK,
e.getX(), e.getY(),
e.getXOnScreen(), e.getYOnScreen(),
e.getClickCount(),
e.isPopupTrigger(),
MouseEvent.BUTTON2));
} else {
super.mousePressed(e);
}
}
};
}
@Override
public void mousePressed( MouseEvent e ) {
if( window == null )
return;
dragStartMouseX = e.getXOnScreen();
dragStartMouseY = e.getYOnScreen();
dragStartWindowBounds = window.getBounds();
}
@Override
public void mouseReleased(MouseEvent e) {
super.mouseReleased(e);
int rowindex = table.rowAtPoint(e.getPoint());
if (rowindex < 0)
return;
if (SwingUtilities.isRightMouseButton(e) && e.getComponent() instanceof JTable) {
Point point = new Point(e.getXOnScreen(), e.getYOnScreen() - CapabilityTable.this.getHeight());
copy(rowindex, point);
}
}
@Override
public void mouseReleased (MouseEvent e)
{
ScreenPoint screenPoint = new ScreenPoint(
e.getXOnScreen(),
e.getYOnScreen());
glassPane.setVisible(false);
glassPane.setImage(null);
fireDropEvent(new GhostDropEvent<>(action, screenPoint));
}
@Override
public void mousePressed (MouseEvent e)
{
glassPane.setVisible(true);
ScreenPoint screenPoint = new ScreenPoint(
e.getXOnScreen(),
e.getYOnScreen());
glassPane.setImage(image);
glassPane.setPoint(screenPoint);
}
@Override
public void mouseDragged(MouseEvent e) {
if (mIsDragging) {
final int deltaY = e.getYOnScreen() - mOriginalScreenY;
mPanel.setLocation(mPanel.getX(), mOriginalY + deltaY);
}
}
@Override
public void mousePressed (MouseEvent e)
{
glassPane.setVisible(true);
ScreenPoint screenPoint = new ScreenPoint(e.getXOnScreen(), e.getYOnScreen());
glassPane.setImage(image);
glassPane.setPoint(screenPoint);
}
@Override
public void mouseReleased (MouseEvent e)
{
ScreenPoint screenPoint = new ScreenPoint(e.getXOnScreen(), e.getYOnScreen());
glassPane.setVisible(false);
glassPane.setImage(null);
fireDropEvent(new GhostDropEvent<>(action, screenPoint));
}
/**
* 显示鼠标跟随的信息提示，配合{@link UI#hiddenMessageForMouse()} 使用
* @param mouseEvent 添加鼠标监听后，传入鼠标的监听对象 java.awt.event.MouseEvent
* @param width 显示的提示框宽度
* @param height 显示的提示框高度
* @param html 显示的文字，支持html格式
* @return 显示文字的组件JLabel，可对此组件进行调整
* @see UI#showMessageForMouse(int, int, int, int, String)
*/
public static JLabel showMessageForMouse(MouseEvent mouseEvent,int width,int height,String html){
int x=0;
int y=0;
if(mouseEvent!=null){
x=mouseEvent.getXOnScreen();
y=mouseEvent.getYOnScreen();
}
return showMessageForMouse(x, y, width, height, html);
}
@Override protected void processMouseMotionEvent(MouseEvent e) {
if (pointOutsidePrefSize(e.getPoint())) {
MouseEvent ev = new MouseEvent(
e.getComponent(), MouseEvent.MOUSE_EXITED, e.getWhen(),
e.getModifiersEx(), e.getX(), e.getY(), e.getXOnScreen(), e.getYOnScreen(),
e.getClickCount(), e.isPopupTrigger(), MouseEvent.NOBUTTON);
super.processMouseEvent(ev);
} else {
super.processMouseMotionEvent(e);
}
}
/**
* Returns a point that describes the upper left corner of the dialog
* to show. The function makes sure that the point is chosen so that
* the whole dialog is visible.
*
* @param event The mouse event that contains the click information.
*
* @return The normalized coordinates of the dialog.
*/
private Point getDialogLocation(final MouseEvent event)
{
// Get the default toolkit
final Toolkit toolkit = Toolkit.getDefaultToolkit();
// Get the current screen size
final Dimension scrnsize = toolkit.getScreenSize();
final int x = event.getXOnScreen();
final int y = event.getYOnScreen();
return new Point(normalize(x, m_helpDialog.getWidth(), scrnsize.width), normalize(y, m_helpDialog.getHeight(), scrnsize.height));
}
@Override
public void mousePressed( MouseEvent e ) {
lastXOnScreen = e.getXOnScreen();
lastYOnScreen = e.getYOnScreen();
}
@Override
public void mouseDragged( MouseEvent e ) {
if( dragStartWindowBounds == null )
return;
if( !isWindowResizable() )
return;
int mouseDeltaX = e.getXOnScreen() - dragStartMouseX;
int mouseDeltaY = e.getYOnScreen() - dragStartMouseY;
int deltaX = 0;
int deltaY = 0;
int deltaWidth = 0;
int deltaHeight = 0;
// north
if( resizeDir == N_RESIZE_CURSOR || resizeDir == NW_RESIZE_CURSOR || resizeDir == NE_RESIZE_CURSOR ) {
deltaY = mouseDeltaY;
deltaHeight = -mouseDeltaY;
}
// south
if( resizeDir == S_RESIZE_CURSOR || resizeDir == SW_RESIZE_CURSOR || resizeDir == SE_RESIZE_CURSOR )
deltaHeight = mouseDeltaY;
// west
if( resizeDir == W_RESIZE_CURSOR || resizeDir == NW_RESIZE_CURSOR || resizeDir == SW_RESIZE_CURSOR ) {
deltaX = mouseDeltaX;
deltaWidth = -mouseDeltaX;
}
// east
if( resizeDir == E_RESIZE_CURSOR || resizeDir == NE_RESIZE_CURSOR || resizeDir == SE_RESIZE_CURSOR )
deltaWidth = mouseDeltaX;
// compute new window bounds
Rectangle newBounds = new Rectangle( dragStartWindowBounds );
newBounds.x += deltaX;
newBounds.y += deltaY;
newBounds.width += deltaWidth;
newBounds.height += deltaHeight;
// apply minimum window size
Dimension minimumSize = honorMinimumSizeOnResize ? window.getMinimumSize() : null;
if( minimumSize == null )
minimumSize = UIScale.scale( new Dimension( 150, 50 ) );
if( newBounds.width < minimumSize.width ) {
if( deltaX != 0 )
newBounds.x -= (minimumSize.width - newBounds.width);
newBounds.width = minimumSize.width;
}
if( newBounds.height < minimumSize.height ) {
if( deltaY != 0 )
newBounds.y -= (minimumSize.height - newBounds.height);
newBounds.height = minimumSize.height;
}
// set window bounds
if( !newBounds.equals( dragStartWindowBounds ) ) {
window.setBounds( newBounds );
// immediately layout drag border components
FlatWindowResizer.this.setBounds( 0, 0, newBounds.width, newBounds.height );
FlatWindowResizer.this.validate();
if( Toolkit.getDefaultToolkit().isDynamicLayoutActive() ) {
window.validate();
rootPane.repaint();
}
}
}
/**
* Unlike {@link JTree#getToolTipText()} this implementation takes row selection style into account.
* That means that tooltips for {@link TreeSelectionStyle#line} will be displayed at any point in the row, not just on the node.
*
* @param event {@link MouseEvent}
* @return tooltip text
*/
@Nullable
@Override
public String getToolTipText ( @Nullable final MouseEvent event )
{
String tip = null;
if ( event != null )
{
final Point point = event.getPoint ();
final WTreeUI ui = getUI ();
final int row = ui.getExactRowForLocation ( point );
final TreeCellRenderer cellRenderer = getCellRenderer ();
if ( row != -1 && cellRenderer != null )
{
final TreePath path = getPathForRow ( row );
final Object value = path.getLastPathComponent ();
final boolean selected = isRowSelected ( row );
final boolean expanded = isExpanded ( row );
final boolean leaf = isLeaf ( ( N ) value );
final Component renderer = cellRenderer.getTreeCellRendererComponent ( this, value, selected, expanded, leaf, row, true );
if ( renderer instanceof JComponent )
{
final Rectangle pathBounds = getPathBounds ( path );
if ( pathBounds != null )
{
final MouseEvent newEvent = new MouseEvent ( renderer, event.getID (),
event.getWhen (),
event.getModifiers (),
point.x - pathBounds.x,
point.y - pathBounds.y,
event.getXOnScreen (),
event.getYOnScreen (),
event.getClickCount (),
event.isPopupTrigger (),
MouseEvent.NOBUTTON );
final JComponent jComponent = ( JComponent ) renderer;
tip = jComponent.getToolTipText ( newEvent );
}
}
}
}
if ( tip == null )
{
tip = getToolTipText ();
}
return tip;
}
@Override
public void mouseDragged(MouseEvent me) {
// dragging
if (dragging) {
int x = me.getXOnScreen();
int y = me.getYOnScreen();
// Move frame by the mouse delta
setLocation(getLocationOnScreen().x + x - prevX, getLocationOnScreen().y + y - prevY);
prevX = x;
prevY = y;
}
// resizing
if (resizing) {
Component component = me.getComponent();
Rectangle rect = prevR;
int xInc = me.getXOnScreen() - prevX;
int yInc = me.getYOnScreen() - prevY;
// Resizing the West or North border affects the size and location
switch (outcode) {
case Rectangle.OUT_TOP:
rect.y += yInc;
rect.height -= yInc;
break;
case Rectangle.OUT_TOP + Rectangle.OUT_LEFT:
rect.y += yInc;
rect.height -= yInc;
rect.x += xInc;
rect.width -= xInc;
break;
case Rectangle.OUT_LEFT:
rect.x += xInc;
rect.width -= xInc;
break;
case Rectangle.OUT_LEFT + Rectangle.OUT_BOTTOM:
rect.height += yInc;
rect.x += xInc;
rect.width -= xInc;
break;
case Rectangle.OUT_BOTTOM:
rect.height += yInc;
break;
case Rectangle.OUT_BOTTOM + Rectangle.OUT_RIGHT:
rect.height += yInc;
rect.width += xInc;
break;
case Rectangle.OUT_RIGHT:
rect.width += xInc;
break;
case Rectangle.OUT_RIGHT + Rectangle.OUT_TOP:
rect.y += yInc;
rect.height -= yInc;
rect.width += xInc;
break;
default:
break;
}
prevX = me.getXOnScreen();
prevY = me.getYOnScreen();
component.setBounds(rect);
component.validate();
component.repaint();
}
}
public void mouseDragged(MouseEvent e) {
if (dragX >= 0 && dragY >= 0) {
int x = e.getXOnScreen();
int y = e.getYOnScreen();
int dx = x - dragX;
int dy = y - dragY;
int newX = window.getX();
int newY = window.getY();
int newW = window.getWidth();
int newH = window.getHeight();
int xx = 0;
int yy = 0;
Dimension min = window.getMinimumSize();
if (isResizeLeft(currentResizing)) {
newX += dx;
newW -= dx;
if (newW < min.width) {
xx = newW - min.width;
newX += xx;
newW = min.width;
}
} else if (isResizeRight(currentResizing)) {
newW += dx;
if (newW < min.width) {
xx = min.width - newW;
newW = min.width;
}
}
if (isResizeTop(currentResizing)) {
newY += dy;
newH -= dy;
if (newH < min.height) {
yy = newH - min.height;
newY += yy;
newH = min.height;
}
} else if (isResizeBottom(currentResizing)) {
newH += dy;
if (newH < min.height) {
yy = min.height - newH;
newH = min.height;
}
}
window.setBounds(newX, newY, newW, newH);
content.setSize(newW, newH);
dragX = x + xx;
dragY = y + yy;
}
}
/**
* In this specific implementation, we update the size of the
* shape image according to the interline scale and to the
* display zoom of the droppable target underneath.
*
* @param e the mouse event
*/
@Override
public void mouseDragged (MouseEvent e)
{
final ShapeButton button = (ShapeButton) e.getSource();
final Shape shape = button.shape;
final ScreenPoint screenPoint = new ScreenPoint(e.getXOnScreen(), e.getYOnScreen());
final OmrGlassPane glass = (OmrGlassPane) glassPane;
// The (zoomed) sheet view
ScrollView scrollView = sheet.getStub().getAssembly().getSelectedView();
Component component = scrollView.getComponent().getViewport();
if (screenPoint.isInComponent(component)) {
final RubberPanel view = scrollView.getView();
final Zoom zoom = view.getZoom();
final Point localPt = zoom.unscaled(screenPoint.getLocalPoint(view));
glass.setOverTarget(true);
// Moving into this component?
if (component != prevComponent.get()) {
if (shape.isDraggable()) {
if (dndOperation == null) {
// Set payload
dndOperation = new DndOperation(
sheet,
zoom,
InterFactory.createManual(shape, sheet));
}
dndOperation.enteringTarget();
} else {
glass.setImage(getNonDraggableImage(zoom));
glass.setReference(null);
}
prevComponent = new WeakReference<>(component);
}
if (shape.isDraggable()) {
// Update reference point
Point localRef = dndOperation.getReference(localPt);
glass.setReference(
(localRef != null) ? new ScreenPoint(view, zoom.scaled(localRef))
: null);
}
} else if (prevComponent.get() != null) {
// No longer on a droppable target, reuse initial image & size
glass.setOverTarget(false);
glass.setImage(dropAdapter.getImage());
glass.setReference(null);
reset();
}
glass.setPoint(screenPoint); // This triggers a repaint of glassPane
}
public void mousePressed(MouseEvent e) {
dragging = true;
dragX = e.getXOnScreen();
dragY = e.getYOnScreen();
}
public void mouseDragged(MouseEvent e) {
if (dragX >= 0 && dragY >= 0) {
int x = e.getXOnScreen();
int y = e.getYOnScreen();
int dx = x - dragX;
int dy = y - dragY;
int newX = window.getX();
int newY = window.getY();
int newW = window.getWidth();
int newH = window.getHeight();
int xx = 0;
int yy = 0;
Dimension min = window.getMinimumSize();
if (isResizeLeft(currentResizing)) {
newX += dx;
newW -= dx;
if (newW < min.width) {
xx = newW - min.width;
newX += xx;
newW = min.width;
}
} else if (isResizeRight(currentResizing)) {
newW += dx;
if (newW < min.width) {
xx = min.width - newW;
newW = min.width;
}
}
if (isResizeTop(currentResizing)) {
newY += dy;
newH -= dy;
if (newH < min.height) {
yy = newH - min.height;
newY += yy;
newH = min.height;
}
} else if (isResizeBottom(currentResizing)) {
newH += dy;
if (newH < min.height) {
yy = min.height - newH;
newH = min.height;
}
}
window.setBounds(newX, newY, newW, newH);
content.setSize(newW, newH);
dragX = x + xx;
dragY = y + yy;
}
}