/*******************************************************************************
* Copyright (c) 2012 Original authors and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Original authors and others - initial API and implementation
******************************************************************************/
package org.eclipse.nebula.widgets.nattable.hover.config;
import org.eclipse.nebula.widgets.nattable.NatTable;
import org.eclipse.nebula.widgets.nattable.config.AbstractUiBindingConfiguration;
import org.eclipse.nebula.widgets.nattable.grid.GridRegion;
import org.eclipse.nebula.widgets.nattable.hover.HoverLayer;
import org.eclipse.nebula.widgets.nattable.hover.action.ClearHoverStylingAction;
import org.eclipse.nebula.widgets.nattable.hover.action.HoverStylingAction;
import org.eclipse.nebula.widgets.nattable.layer.LabelStack;
import org.eclipse.nebula.widgets.nattable.resize.action.AutoResizeColumnAction;
import org.eclipse.nebula.widgets.nattable.resize.action.ColumnResizeCursorAction;
import org.eclipse.nebula.widgets.nattable.resize.event.ColumnResizeEventMatcher;
import org.eclipse.nebula.widgets.nattable.resize.mode.ColumnResizeDragMode;
import org.eclipse.nebula.widgets.nattable.ui.action.NoOpMouseAction;
import org.eclipse.nebula.widgets.nattable.ui.binding.UiBindingRegistry;
import org.eclipse.nebula.widgets.nattable.ui.matcher.IMouseEventMatcher;
import org.eclipse.nebula.widgets.nattable.ui.matcher.MouseEventMatcher;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MouseEvent;
public class ColumnHeaderResizeHoverBindings extends
AbstractUiBindingConfiguration {
/**
* The HoverLayer that is used to add hover styling.
*/
private final HoverLayer layer;
/**
* @param layer
* The HoverLayer that is used to add hover styling.
*/
public ColumnHeaderResizeHoverBindings(HoverLayer layer) {
this.layer = layer;
}
@Override
public void configureUiBindings(UiBindingRegistry uiBindingRegistry) {
// Mouse move - Show resize cursor
uiBindingRegistry.registerFirstMouseMoveBinding(
new ColumnResizeEventMatcher(SWT.NONE,
GridRegion.COLUMN_HEADER, 0),
new ColumnResizeCursorAction());
// apply a hover styling on moving the mouse over a NatTable and clear
// the cursor
uiBindingRegistry.registerMouseMoveBinding(new MouseEventMatcher(
GridRegion.COLUMN_HEADER), new HoverStylingAction(this.layer));
// clear any hover styling if the mouse is moved out of a NatTable
// region
uiBindingRegistry.registerMouseMoveBinding(new IMouseEventMatcher() {
@Override
public boolean matches(NatTable natTable, MouseEvent event,
LabelStack regionLabels) {
return ((natTable != null && regionLabels == null) || regionLabels != null
&& regionLabels.hasLabel(GridRegion.CORNER));
}
}, new ClearHoverStylingAction());
// clear any hover styling if the mouse is moved out of the NatTable
// area
uiBindingRegistry.registerMouseExitBinding(new IMouseEventMatcher() {
@Override
public boolean matches(NatTable natTable, MouseEvent event,
LabelStack regionLabels) {
// always return true because this matcher is only asked in case
// the mouse
// exits the NatTable client area, therefore further checks are
// not necessary
return true;
}
}, new ClearHoverStylingAction());
// Column resize
uiBindingRegistry.registerFirstMouseDragMode(
new ColumnResizeEventMatcher(SWT.NONE,
GridRegion.COLUMN_HEADER, 1),
new ColumnResizeDragMode());
uiBindingRegistry.registerDoubleClickBinding(
new ColumnResizeEventMatcher(SWT.NONE,
GridRegion.COLUMN_HEADER, 1),
new AutoResizeColumnAction());
uiBindingRegistry.registerSingleClickBinding(
new ColumnResizeEventMatcher(SWT.NONE,
GridRegion.COLUMN_HEADER, 1), new NoOpMouseAction());
}
}