diff options
Diffstat (limited to 'javax/swing/ToolTipManager.java')
| -rw-r--r-- | javax/swing/ToolTipManager.java | 218 |
1 files changed, 89 insertions, 129 deletions
diff --git a/javax/swing/ToolTipManager.java b/javax/swing/ToolTipManager.java index 227144f44..03835794b 100644 --- a/javax/swing/ToolTipManager.java +++ b/javax/swing/ToolTipManager.java @@ -44,7 +44,6 @@ import java.awt.FlowLayout; import java.awt.LayoutManager; import java.awt.Panel; import java.awt.Point; -import java.awt.Rectangle; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; @@ -68,6 +67,7 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener */ protected stillInsideTimerAction() { + // Nothing to do here. } /** @@ -93,6 +93,7 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener */ protected outsideTimerAction() { + // Nothing to do here. } /** @@ -103,6 +104,7 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener */ public void actionPerformed(ActionEvent event) { + // TODO: What should be done here, if anything? } } @@ -118,6 +120,7 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener */ protected insideTimerAction() { + // Nothing to do here. } /** @@ -421,13 +424,6 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener insideTimer.stop(); hideTip(); } - - if (currentComponent == null) - currentComponent = (Component) event.getSource(); - - currentComponent.invalidate(); - currentComponent.validate(); - currentComponent.repaint(); } /** @@ -452,16 +448,8 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener public void mouseMoved(MouseEvent event) { currentPoint = event.getPoint(); - if (currentTip != null) - { - if (currentComponent == null) - currentComponent = (Component) event.getSource(); - - String text = ((JComponent) currentComponent).getToolTipText(event); - currentTip.setTipText(text); - } if (enterTimer.isRunning()) - enterTimer.restart(); + enterTimer.restart(); } /** @@ -471,78 +459,103 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener */ void showTip() { - if (! enabled || currentComponent == null || - (currentTip != null && currentTip.isVisible())) + if (!enabled || currentComponent == null || !currentComponent.isEnabled() + || (currentTip != null && currentTip.isVisible())) return; - if (currentTip == null - || currentTip.getComponent() != currentComponent + if (currentTip == null || currentTip.getComponent() != currentComponent && currentComponent instanceof JComponent) currentTip = ((JComponent) currentComponent).createToolTip(); - + + currentTip.setVisible(true); + Container parent = currentComponent.getParent(); Point p = currentPoint; Dimension dims = currentTip.getPreferredSize(); - if (canToolTipFit(currentTip)) - { - JLayeredPane pane = ((JRootPane) SwingUtilities.getAncestorOfClass(JRootPane.class, - currentComponent)) - .getLayeredPane(); - - // This should never happen, but just in case. - if (pane == null) - return; - - if (containerPanel != null) - hideTip(); - if (isLightWeightPopupEnabled()) - { - containerPanel = new Panel(); - JRootPane root = new JRootPane(); - root.getContentPane().add(currentTip); - containerPanel.add(root); - } - else - { - containerPanel = new JPanel(); - containerPanel.add(currentTip); - } - LayoutManager lm = containerPanel.getLayout(); - if (lm instanceof FlowLayout) - { - FlowLayout fm = (FlowLayout) lm; - fm.setVgap(0); - fm.setHgap(0); - } - - p = getGoodPoint(p, pane, currentTip, dims); - - pane.add(containerPanel); - containerPanel.setBounds(p.x, p.y, dims.width, dims.height); - currentTip.setBounds(0, 0, dims.width, dims.height); - - pane.revalidate(); - pane.repaint(); - } + + if (parent instanceof JPopupMenu) + setLightWeightPopupEnabled(((JPopupMenu) parent).isLightWeightPopupEnabled()); else + setLightWeightPopupEnabled(true); + + if (isLightWeightPopupEnabled()) { - if (currentComponent.isShowing()) + JLayeredPane pane = null; + JRootPane r = ((JRootPane) SwingUtilities. + getAncestorOfClass(JRootPane.class, currentComponent)); + if (r != null) + pane = r.getLayeredPane(); + if (pane == null) + return; + + if (containerPanel != null) + hideTip(); + + containerPanel = new Panel(); + JRootPane root = new JRootPane(); + root.getContentPane().add(currentTip); + containerPanel.add(root); + + LayoutManager lm = containerPanel.getLayout(); + if (lm instanceof FlowLayout) { - SwingUtilities.convertPointToScreen(p, currentComponent); - tooltipWindow = new JDialog(); - tooltipWindow.getContentPane().add(currentTip); - tooltipWindow.setUndecorated(true); - tooltipWindow.getRootPane(). - setWindowDecorationStyle(JRootPane.PLAIN_DIALOG); - tooltipWindow.setFocusable(false); - tooltipWindow.pack(); - tooltipWindow.setBounds(p.x, p.y, dims.width, dims.height); - tooltipWindow.show(); + FlowLayout fm = (FlowLayout) lm; + fm.setVgap(0); + fm.setHgap(0); } + + p = SwingUtilities.convertPoint(currentComponent, p, pane); + p = adjustLocation(p, pane, dims); + + pane.add(containerPanel); + containerPanel.setBounds(p.x, p.y, dims.width, dims.height); + currentTip.setBounds(0, 0, dims.width, dims.height); + containerPanel.validate(); + containerPanel.repaint(); + } + else if (currentComponent.isShowing()) + { + SwingUtilities.convertPointToScreen(p, currentComponent); + p = adjustLocation(p, SwingUtilities.getWindowAncestor(currentComponent), + dims); + + tooltipWindow = new JDialog(); + tooltipWindow.setContentPane(currentTip); + tooltipWindow.setUndecorated(true); + tooltipWindow.getRootPane(). + setWindowDecorationStyle(JRootPane.PLAIN_DIALOG); + tooltipWindow.pack(); + tooltipWindow.setBounds(p.x, p.y, dims.width, dims.height); + tooltipWindow.show(); + tooltipWindow.validate(); + tooltipWindow.repaint(); + currentTip.revalidate(); + currentTip.repaint(); } - currentTip.setVisible(true); } /** + * Adjusts the point to a new location on the component, + * using the currentTip's dimensions. + * + * @param p - the point to convert. + * @param c - the component the point is on. + * @param d - the dimensions of the currentTip. + */ + private Point adjustLocation(Point p, Component c, Dimension d) + { + if (p.x + d.width > c.getWidth()) + p.x -= d.width; + if (p.x < 0) + p.x = 0; + if (p.y + d.height < c.getHeight()) + p.y += d.height; + if (p.y + d.height > c.getHeight()) + p.y -= d.height*2; + + return p; + } + + /** * This method hides the ToolTip. * This is package-private to avoid an accessor method. */ @@ -557,15 +570,11 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener if (parent == null) return; parent.remove(containerPanel); - parent.invalidate(); - parent.validate(); - parent.repaint(); parent = currentTip.getParent(); if (parent == null) return; parent.remove(currentTip); - containerPanel = null; } if (tooltipWindow != null) @@ -574,35 +583,7 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener tooltipWindow.dispose(); tooltipWindow = null; } - } - - /** - * This method returns a point in the LayeredPane where the ToolTip can be - * shown. The point returned (if the ToolTip is to be displayed at the - * preferred dimensions) will always place the ToolTip inside the - * currentComponent if possible. - * - * @param p The last known good point for the mouse. - * @param c The JLayeredPane in the first RootPaneContainer up from the - * currentComponent. - * @param tip The ToolTip to display. - * @param dims The ToolTip preferred dimensions (can be null). - * - * @return A good point to place the ToolTip. - */ - private Point getGoodPoint(Point p, JLayeredPane c, JToolTip tip, - Dimension dims) - { - if (dims == null) - dims = tip.getPreferredSize(); - Rectangle bounds = currentComponent.getBounds(); - if (p.x + dims.width > bounds.width) - p.x = bounds.width - dims.width; - if (p.y + dims.height > bounds.height) - p.y = bounds.height - dims.height; - - p = SwingUtilities.convertPoint(currentComponent, p, c); - return p; + currentTip = null; } /** @@ -627,25 +608,4 @@ public class ToolTipManager extends MouseAdapter implements MouseMotionListener Component target = SwingUtilities.getDeepestComponentAt(parent, p.x, p.y); return target; } - - /** - * This method returns whether the ToolTip can fit in the first - * RootPaneContainer up from the currentComponent. - * - * @param tip The ToolTip. - * - * @return Whether the ToolTip can fit. - */ - private boolean canToolTipFit(JToolTip tip) - { - JRootPane root = (JRootPane) SwingUtilities.getAncestorOfClass(JRootPane.class, - currentComponent); - if (root == null) - return false; - Dimension pref = tip.getPreferredSize(); - Dimension rootSize = root.getSize(); - if (rootSize.width > pref.width && rootSize.height > pref.height) - return true; - return false; - } } |