Java 类org.eclipse.ui.keys.KeySequence 实例源码

@Override
protected String getStatusFieldText() {
    KeySequence[] sequences= getInvokingCommandKeySequences();
    String keyName= ""; //$NON-NLS-1$
    if (sequences != null && sequences.length > 0)
        keyName= sequences[0].format();

    if (fOtherContentProvider instanceof TraditionalHierarchyContentProvider) {
        return Messages.format(TypeHierarchyMessages.HierarchyInformationControl_toggle_traditionalhierarchy_label, keyName);
    } else {
        return Messages.format(TypeHierarchyMessages.HierarchyInformationControl_toggle_superhierarchy_label, keyName);
    }
}

/**
 * {@inheritDoc}
 */
@Override
protected String getStatusFieldText() {
    KeySequence[] sequences= getInvokingCommandKeySequences();
    if (sequences == null || sequences.length == 0)
        return ""; //$NON-NLS-1$

    String keySequence= sequences[0].format();

    if (fOutlineContentProvider.isShowingInheritedMembers())
        return Messages.format(JavaUIMessages.JavaOutlineControl_statusFieldText_hideInheritedMembers, keySequence);
    else
        return Messages.format(JavaUIMessages.JavaOutlineControl_statusFieldText_showInheritedMembers, keySequence);
}

final protected KeySequence[] getInvokingCommandKeySequences() {
    if (fInvokingCommandKeySequences == null) {
        if (getInvokingCommand() != null) {
            List<IKeySequenceBinding> list= getInvokingCommand().getKeySequenceBindings();
            if (!list.isEmpty()) {
                fInvokingCommandKeySequences= new KeySequence[list.size()];
                for (int i= 0; i < fInvokingCommandKeySequences.length; i++) {
                    fInvokingCommandKeySequences[i]= list.get(i).getKeySequence();
                }
                return fInvokingCommandKeySequences;
            }
        }
    }
    return fInvokingCommandKeySequences;
}

@Override
protected String getStatusFieldText() {
    KeySequence[] sequences= getInvokingCommandKeySequences();
    String keyName= ""; //$NON-NLS-1$
    if (sequences != null && sequences.length > 0)
        keyName= sequences[0].format();

    if (fOtherContentProvider instanceof TraditionalHierarchyContentProvider) {
        return Messages.format(TypeHierarchyMessages.HierarchyInformationControl_toggle_traditionalhierarchy_label, keyName);
    } else {
        return Messages.format(TypeHierarchyMessages.HierarchyInformationControl_toggle_superhierarchy_label, keyName);
    }
}

/**
 * {@inheritDoc}
 */
@Override
protected String getStatusFieldText() {
    KeySequence[] sequences= getInvokingCommandKeySequences();
    if (sequences == null || sequences.length == 0)
        return ""; //$NON-NLS-1$

    String keySequence= sequences[0].format();

    if (fOutlineContentProvider.isShowingInheritedMembers())
        return Messages.format(JavaUIMessages.JavaOutlineControl_statusFieldText_hideInheritedMembers, keySequence);
    else
        return Messages.format(JavaUIMessages.JavaOutlineControl_statusFieldText_showInheritedMembers, keySequence);
}

final protected KeySequence[] getInvokingCommandKeySequences() {
    if (fInvokingCommandKeySequences == null) {
        if (getInvokingCommand() != null) {
            List<IKeySequenceBinding> list= getInvokingCommand().getKeySequenceBindings();
            if (!list.isEmpty()) {
                fInvokingCommandKeySequences= new KeySequence[list.size()];
                for (int i= 0; i < fInvokingCommandKeySequences.length; i++) {
                    fInvokingCommandKeySequences[i]= list.get(i).getKeySequence();
                }
                return fInvokingCommandKeySequences;
            }
        }
    }
    return fInvokingCommandKeySequences;
}

/**
 * Finds all of the commands which have key bindings that start with the
 * given key sequence.
 * 
 * @param keySequence
 *            The prefix to look for; must not be <code>null</code>.
 * @return A map of all of the matching key sequences (
 *         <code>KeySequence</code>) to command identifiers (
 *         <code>String</code>). This map may be empty, but it is never
 *         <code>null</code>.
 */
Map getPartialMatches(KeySequence keySequence);

/**
 * Finds the command which has the given key sequence as one of its key
 * bindings.
 * 
 * @param keySequence
 *            The key binding to look for; must not be <code>null</code>.
 * @return The command id for the matching command, if any;
 *         <code>null</code> if none.
 */
String getPerfectMatch(KeySequence keySequence);

/**
 * Checks to see whether there are any commands which have key bindings that
 * start with the given key sequence.
 * 
 * @param keySequence
 *            The prefix to look for; must not be <code>null</code>.
 * @return <code>true</code> if at least one command has a key binding that
 *         starts with <code>keySequence</code>;<code>false</code>
 *         otherwise.
 */
boolean isPartialMatch(KeySequence keySequence);

/**
 * Checks to see if there is a command with the given key sequence as one of
 * its key bindings.
 * 
 * @param keySequence
 *            The key binding to look for; must not be <code>null</code>.
 * @return <code>true</code> if a command has a matching key binding;
 *         <code>false</code> otherwise.
 */
boolean isPerfectMatch(KeySequence keySequence);