Example usage for org.eclipse.jface.bindings.keys KeySequence getTriggers

Introduction

In this page you can find the example usage for org.eclipse.jface.bindings.keys KeySequence getTriggers.

Prototype

public final Trigger[] getTriggers() 

Source Link

Document

Returns the list of triggers.

Usage

From source file:com.mulgasoft.emacsplus.commands.UniversalHandler.java

License:Open Source License

private Event makeEvent(IUniversalResult ua) {
    Event result = new Event();
    KeySequence keys = ua.getTrigger();
    if (keys != null) {
        Trigger[] triggers = keys.getTriggers();
        if (triggers[0] instanceof KeyStroke) { // really, all it can be anyway
            KeyStroke ks = (KeyStroke) triggers[triggers.length - 1];
            result.keyCode = ks.getNaturalKey();
            result.stateMask = ks.getModifierKeys() & SWT.MODIFIER_MASK;
        }/*from   w  w w. j a v  a  2  s . c o m*/
    }
    return result;
}

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From source file:org.eclipse.sirius.common.ui.tools.api.dialog.quickoutline.QuickOutlineControl.java

License:Open Source License

/**
 * Creates the outline's tree viewer./*  w ww  . ja  v  a2  s . c om*/
 * 
 * @param parent
 *            the parent composite.
 */
protected void createTreeViewer(Composite parent) {
    filteredTree = new FilteredTree(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL, new CustomPatternFilter(),
            true) {
        @Override
        protected void updateToolbar(boolean visible) {
            super.updateToolbar(visible);
            treeViewer.expandToLevel(3);
        }

        @Override
        protected void updateTreeSelection(boolean setFocus) {
            super.updateTreeSelection(setFocus);
            Tree t = treeViewer.getTree();
            if (getFilterControl().getText().trim().length() == 0 && t.getSelectionCount() == 0
                    && t.getItemCount() > 0) {
                TreeItem root = t.getItem(0);
                if (root != null) {
                    t.setSelection(root);
                }
            }
        }
    };
    filteredTree.setQuickSelectionMode(true);
    treeViewer = filteredTree.getViewer();
    final Tree tree = treeViewer.getTree();

    filteredTree.getFilterControl().addKeyListener(new KeyAdapter() {
        @Override
        public void keyPressed(KeyEvent event) {
            int accelerator = SWTKeySupport.convertEventToUnmodifiedAccelerator(event);
            KeySequence keySequence = KeySequence
                    .getInstance(SWTKeySupport.convertAcceleratorToKeyStroke(accelerator));
            if (keySequence.getTriggers().length == 1) {
                Trigger trigger = keySequence.getTriggers()[0];
                if (trigger instanceof KeyStroke) {
                    KeyStroke keyStroke = (KeyStroke) trigger;
                    IKeyLookup lookup = KeyLookupFactory.getDefault();
                    if (keyStroke.getModifierKeys() == lookup.getCtrl() && keyStroke.getNaturalKey() == 'O') {
                        event.doit = false;
                        gotoNextPage();
                    }
                }
            }
            if (event.keyCode == SWT.CR) {
                gotoSelectedElement();
                return;
            }
            // clear all matches previously stored in the label provider
            ((IQuickOutlineLabelProvider) treeViewer.getLabelProvider()).clear();
            TreeItem target = null;
            if (event.keyCode == SWT.ARROW_DOWN) {
                target = getTargetDown();
            }
            if (event.keyCode == SWT.ARROW_UP) {
                target = getTargetUp();
            }
            if (target != null) {
                event.doit = false;
                tree.setSelection(new TreeItem[] { target });
            }
            setFocus();
        }
    });

    tree.addKeyListener(new TreeKeyListener(tree));

    tree.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetDefaultSelected(SelectionEvent e) {
            gotoSelectedElement();
        }
    });

    treeViewer.setContentProvider(this.currentPage.getContentProvider());
    treeViewer.setLabelProvider(this.currentPage.getLabelProvider());
}

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