public void showPopupMenu(java.awt.event.MouseEvent evt) {
int r = m_table.rowAtPoint(new Point(evt.getX(), evt.getY()));
if (r != -1) {
m_table.setRowSelectionInterval(r, r);
}
m_popupMenu.show(this, evt.getX(), evt.getY());
}
public void mousePressed(java.awt.event.MouseEvent e) {
isClick = true;
JButton b = (JButton) e.getSource();
// check to see if the target button can be moved
if (!solved && check(buttons.indexOf(b))) {
// hide the target button
b.setVisible(false);
// Figure out the bounds of the areas where source
// and target buttons are located
int menuOffset = getJMenuBar().getHeight();
dragSourceArea = b.getBounds();
dragTargetArea = ((JButton) buttons.get(hiddenIndex)).getBounds();
dragSourceArea.translate(0, menuOffset);
dragTargetArea.translate(0, menuOffset);
// setup the bounds of the panel to limit the locations on the drag
// layer
panelArea = new Rectangle(0, menuOffset, getJPanel().getWidth(), getJPanel().getHeight());
// Setup and show the drag button on the upper layer
getDragButton().setText(b.getText());
getDragButton().setBounds(dragSourceArea);
getDragButton().setVisible(true);
// Offset when repositioning the drag button later
cursorOffset = new Point(e.getX(), e.getY());
}
}
public void mouseDragged(java.awt.event.MouseEvent e) {
if (dragTargetArea != null) {
// Since we're dragging, this is no longer considered a click
isClick = false;
// Draw the target feedback and position the drag button based
// on the mouse's new location
e.translatePoint(dragSourceArea.x, dragSourceArea.y);
Point p = makeSafePoint(e.getX(), e.getY());
paintTargetFeedback(p.x, p.y);
getDragButton().setLocation(p.x - cursorOffset.x, p.y - cursorOffset.y);
}
}
public void mouseReleased(java.awt.event.MouseEvent e) {
if (dragTargetArea != null) {
// Turn off the drag button and feedback
getDragButton().setVisible(false);
paintTargetFeedback(-1, -1);
e.translatePoint(dragSourceArea.x, dragSourceArea.y);
Point p = makeSafePoint(e.getX(), e.getY());
JButton b = (JButton) e.getSource();
if (isClick || dragTargetArea.contains(p.x, p.y)) {
// if we're considered a simple click, or the dragging ended
// within the target area, perform the move.
slide(buttons.indexOf(b));
} else {
// The drag finished outside the target, so just show the
// hidden button and don't move anything.
b.setVisible(true);
}
dragTargetArea = null;
dragSourceArea = null;
}
}
