diff options
Diffstat (limited to 'accessibility/bridge/org/openoffice/java/accessibility/Component.java')
| -rw-r--r-- | accessibility/bridge/org/openoffice/java/accessibility/Component.java | 319 |
1 files changed, 232 insertions, 87 deletions
diff --git a/accessibility/bridge/org/openoffice/java/accessibility/Component.java b/accessibility/bridge/org/openoffice/java/accessibility/Component.java index cac63f231787..6ce0aa8ebd8e 100644 --- a/accessibility/bridge/org/openoffice/java/accessibility/Component.java +++ b/accessibility/bridge/org/openoffice/java/accessibility/Component.java @@ -2,9 +2,9 @@ * * $RCSfile: Component.java,v $ * - * $Revision: 1.1 $ + * $Revision: 1.2 $ * - * last change: $Author: obr $ $Date: 2002-12-06 11:25:34 $ + * last change: $Author: obr $ $Date: 2003-01-13 11:00:07 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses @@ -83,6 +83,8 @@ public abstract class Component extends java.awt.Component { protected XAccessible unoAccessible = null; protected XAccessibleComponent unoAccessibleComponent = null; + protected boolean disposed = false; + protected Component() { super(); // enableEvents(java.awt.AWTEvent.FOCUS_EVENT_MASK); @@ -130,60 +132,24 @@ public abstract class Component extends java.awt.Component { /** Requests focus for this object */ public void requestFocus() { - if (isShowing()) { - try { - unoAccessibleComponent.grabFocus(); - } catch (com.sun.star.uno.RuntimeException e) { - } - } } + /** Requests focus for this object */ - protected boolean requestFocus(boolean temporary) { + public boolean requestFocus(boolean temporary) { // Must be a no-op to make focus handling work return true; } - /** Returns the location of the object on the screen. */ - public java.awt.Point getLocationOnScreen() { - java.awt.Container parent = getParent(); - if (parent != null) { - // Retrieve location of the parent object - java.awt.Point p = parent.getLocationOnScreen(); - - // Add relative coordinates of the object - if (p != null) { - p.translate(getX(), getY()); - return p; - } - } - - return null; + public boolean requestFocusInWindow() { + return requestFocusInWindow(false); } - /** Returns the foreground color of the object */ - public java.awt.Color getForeground() { - if (isShowing()) { - try { - return new java.awt.Color(unoAccessibleComponent.getForeground()); - } catch (com.sun.star.uno.RuntimeException e) { - return null; - } - } else { - return null; - } - } - - /** Returns the background color of the object */ - public java.awt.Color getBackground() { - if (isShowing()) { - try { - return new java.awt.Color(unoAccessibleComponent.getBackground()); - } catch (com.sun.star.uno.RuntimeException e) { - return null; - } - } else { - return null; + protected boolean requestFocusInWindow(boolean temporary) { + if (isFocusable() && isVisible()) { + getEventQueue().postEvent(new java.awt.event.FocusEvent(this, java.awt.event.FocusEvent.FOCUS_GAINED, temporary)); + return true; } + return false; } public Object[] getAccessibleComponents(Object[] targetSet) { @@ -229,14 +195,23 @@ public abstract class Component extends java.awt.Component { } public void run() { - AccessibleContext ac = accessibleContext; - if (ac != null) { - ac.firePropertyChange(propertyName, oldValue, newValue); - } else if (Build.DEBUG) { - XAccessibleContext xac = unoAccessible.getAccessibleContext(); - System.err.println("Ignoring event: " + propertyName + " for " + - AccessibleRoleAdapter.getAccessibleRole(xac.getAccessibleRole()) + - " " + xac.getAccessibleName()); + // Because this code is executed in the DispatchThread, it is better to catch every + // exception that might occur + try { + AccessibleContext ac = accessibleContext; + if (ac != null) { + ac.firePropertyChange(propertyName, oldValue, newValue); + } else if (Build.DEBUG) { + XAccessibleContext xac = unoAccessible.getAccessibleContext(); + System.err.println("Ignoring event: " + propertyName + " for " + + AccessibleRoleAdapter.getAccessibleRole(xac.getAccessibleRole()) + + " " + xac.getAccessibleName()); + } + } catch (java.lang.Exception e) { + if (Build.DEBUG) { + System.err.println(e.getClass().getName() + " caught propagating " + propertyName + " event: " + e.getMessage()); + e.printStackTrace(); + } } } } @@ -285,19 +260,9 @@ public abstract class Component extends java.awt.Component { fireStatePropertyChange(AccessibleState.SELECTED, enable); break; case AccessibleStateType.SHOWING: - if (enable) { - // Query bounding boxes if component becomes visible - com.sun.star.awt.Rectangle r = unoAccessibleComponent.getBounds(); - Component.this.setBounds(r.X, r.Y, r.Width, r.Height); - } // fireStatePropertyChange(AccessibleState.SHOWING, enable); break; case AccessibleStateType.VISIBLE: - if (enable) { - // Query bounding boxes if component becomes visible - com.sun.star.awt.Rectangle r = unoAccessibleComponent.getBounds(); - Component.this.setBounds(r.X, r.Y, r.Width, r.Height); - } Component.this.setVisible(enable); break; default: @@ -348,24 +313,6 @@ public abstract class Component extends java.awt.Component { } } - /** Fires a visible data property change event */ - protected void handleVisibleDataEvent() { - try { - com.sun.star.awt.Rectangle r = unoAccessibleComponent.getBounds(); - Component.this.setBounds(r.X, r.Y, r.Width, r.Height); - } catch (com.sun.star.uno.RuntimeException e) { - } - } - - /** Updates internal bounding box cache */ - protected void handleBoundRectEvent() { - try { - com.sun.star.awt.Rectangle r = unoAccessibleComponent.getBounds(); - Component.this.setBounds(r.X, r.Y, r.Width, r.Height); - } catch (com.sun.star.uno.RuntimeException e) { - } - } - /** Called by OpenOffice process to notify property changes */ public void notifyEvent(AccessibleEventObject event) { switch (event.EventId) { @@ -384,11 +331,8 @@ public abstract class Component extends java.awt.Component { handleStateChangedEvent(event.OldValue, event.NewValue); break; case AccessibleEventId.ACCESSIBLE_VISIBLE_DATA_EVENT: - handleVisibleDataEvent(); - firePropertyChange(AccessibleContext.ACCESSIBLE_VISIBLE_DATA_PROPERTY, null, null); - break; case AccessibleEventId.ACCESSIBLE_BOUNDRECT_EVENT: - handleBoundRectEvent(); + firePropertyChange(AccessibleContext.ACCESSIBLE_VISIBLE_DATA_PROPERTY, null, null); break; case AccessibleEventId.ACCESSIBLE_TEXT_EVENT: // FIXME: enhance text information .. @@ -404,6 +348,8 @@ public abstract class Component extends java.awt.Component { /** Called by OpenOffice process to notify that the UNO component is disposing */ public void disposing(com.sun.star.lang.EventObject eventObject) { + disposed = true; + AccessibleObjectFactory.getDefault().disposing(Component.this); } } @@ -515,6 +461,205 @@ public abstract class Component extends java.awt.Component { } super.removePropertyChangeListener(listener); } + + /** + * Gets the current state set of this object. + * + * @return an instance of <code>AccessibleStateSet</code> + * containing the current state set of the object + * @see AccessibleState + */ + public javax.accessibility.AccessibleStateSet getAccessibleStateSet() { + javax.accessibility.AccessibleStateSet states = new javax.accessibility.AccessibleStateSet(); + if (Component.this.isEnabled()) { + states.add(AccessibleState.ENABLED); + } + if (Component.this.isFocusTraversable()) { + states.add(AccessibleState.FOCUSABLE); + } + if (Component.this.isVisible()) { + states.add(AccessibleState.VISIBLE); + } + if (Component.this.isShowing()) { + states.add(AccessibleState.SHOWING); + } + if (Component.this.isFocusOwner()) { + states.add(AccessibleState.FOCUSED); + } + + /** + * Never hold the tree lock when calling back into the office !! + * This may cause deadlocks when new native frames are registered + * with the Solar-Mutex acquired .. + */ + + javax.accessibility.Accessible ap = getAccessibleParent(); + if (ap != null) { + javax.accessibility.AccessibleContext pac = ap.getAccessibleContext(); + if (pac != null) { + javax.accessibility.AccessibleSelection as = pac.getAccessibleSelection(); + if (as != null) { + states.add(AccessibleState.SELECTABLE); + int i = getAccessibleIndexInParent(); + if (i >= 0) { + if (as.isAccessibleChildSelected(i)) { + states.add(AccessibleState.SELECTED); + } + } + } + } + } + return states; + } + + /* + * AccessibleComponent + */ + + /** Returns the background color of the object */ + public java.awt.Color getBackground() { + try { + return new java.awt.Color(unoAccessibleComponent.getBackground()); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + public void setBackground(java.awt.Color c) { + // Not supported by UNO accessibility API + } + + /** Returns the foreground color of the object */ + public java.awt.Color getForeground() { + try { + return new java.awt.Color(unoAccessibleComponent.getForeground()); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + public void setForeground(java.awt.Color c) { + // Not supported by UNO accessibility API + } + + public java.awt.Cursor getCursor() { + // Not supported by UNO accessibility API + return null; + } + + public void setCursor(java.awt.Cursor cursor) { + // Not supported by UNO accessibility API + } + + public java.awt.Font getFont() { + // FIXME + return null; + } + + public void setFont(java.awt.Font f) { + // Not supported by UNO accessibility API + } + + public java.awt.FontMetrics getFontMetrics(java.awt.Font f) { + // FIXME + return null; + } + + public boolean isEnabled() { + return Component.this.isEnabled(); + } + + public void setEnabled(boolean b) { + // Not supported by UNO accessibility API + } + + public boolean isVisible() { + return Component.this.isVisible(); + } + + public void setVisible(boolean b) { + // Not supported by UNO accessibility API + } + + public boolean isShowing() { + return Component.this.isShowing(); + } + + public boolean contains(java.awt.Point p) { + try { + return unoAccessibleComponent.contains(new com.sun.star.awt.Point(p.x, p.y)); + } catch (com.sun.star.uno.RuntimeException e) { + return false; + } + } + + /** Returns the location of the object on the screen. */ + public java.awt.Point getLocationOnScreen() { + try { + com.sun.star.awt.Point unoPoint = unoAccessibleComponent.getLocationOnScreen(); + return new java.awt.Point(unoPoint.X, unoPoint.Y); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + /** Gets the location of this component in the form of a point specifying the component's top-left corner */ + public java.awt.Point getLocation() { + try { + com.sun.star.awt.Point unoPoint = unoAccessibleComponent.getLocation(); + return new java.awt.Point( unoPoint.X, unoPoint.Y ); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + /** Moves this component to a new location */ + public void setLocation(java.awt.Point p) { + // Not supported by UNO accessibility API + } + + /** Gets the bounds of this component in the form of a Rectangle object */ + public java.awt.Rectangle getBounds() { + try { + com.sun.star.awt.Rectangle unoRect = unoAccessibleComponent.getBounds(); + return new java.awt.Rectangle(unoRect.X, unoRect.Y, unoRect.Width, unoRect.Height); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + /** Moves and resizes this component to conform to the new bounding rectangle r */ + public void setBounds(java.awt.Rectangle r) { + // Not supported by UNO accessibility API + } + + /** Returns the size of this component in the form of a Dimension object */ + public java.awt.Dimension getSize() { + try { + com.sun.star.awt.Size unoSize = unoAccessibleComponent.getSize(); + return new java.awt.Dimension(unoSize.Width, unoSize.Height); + } catch (com.sun.star.uno.RuntimeException e) { + return null; + } + } + + /** Resizes this component so that it has width d.width and height d.height */ + public void setSize(java.awt.Dimension d) { + // Not supported by UNO accessibility API + } + + public javax.accessibility.Accessible getAccessibleAt(java.awt.Point p) { + // Not supported by this implementation + return null; + } + + public boolean isFocusTraversable() { + return Component.this.isFocusable(); + } + + public void requestFocus() { + unoAccessibleComponent.grabFocus(); + } } // Extract a number from a UNO any |