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Lines 15-20
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import org.eclipse.core.runtime.Assert; |
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import org.eclipse.core.runtime.Assert; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.accessibility.ACC; |
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import org.eclipse.swt.accessibility.AccessibleAdapter; |
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import org.eclipse.swt.accessibility.AccessibleEvent; |
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import org.eclipse.swt.events.DisposeEvent; |
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import org.eclipse.swt.events.DisposeEvent; |
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import org.eclipse.swt.events.DisposeListener; |
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import org.eclipse.swt.events.DisposeListener; |
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import org.eclipse.swt.graphics.Point; |
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import org.eclipse.swt.graphics.Point; |
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Lines 25-33
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* This class is responsible to provide cell management base features for the |
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* This class is responsible to provide cell management base features for the |
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* SWT-Controls {@link org.eclipse.swt.widgets.Table} and |
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* SWT-Controls {@link org.eclipse.swt.widgets.Table} and |
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* {@link org.eclipse.swt.widgets.Tree}. |
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* {@link org.eclipse.swt.widgets.Tree}. |
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* |
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* |
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* @since 3.3 |
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* @since 3.3 |
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* |
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* |
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*/ |
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*/ |
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abstract class SWTFocusCellManager { |
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abstract class SWTFocusCellManager { |
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Lines 102-109
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} |
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} |
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private void handleSelection(Event event) { |
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private void handleSelection(Event event) { |
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if ((event.detail & SWT.CHECK) == 0 && focusCell != null && focusCell.getItem() != event.item |
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if ((event.detail & SWT.CHECK) == 0 && focusCell != null |
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&& event.item != null && ! event.item.isDisposed() ) { |
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&& focusCell.getItem() != event.item && event.item != null |
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&& !event.item.isDisposed()) { |
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ViewerRow row = viewer.getViewerRowFromItem(event.item); |
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ViewerRow row = viewer.getViewerRowFromItem(event.item); |
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Assert |
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Assert |
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.isNotNull(row, |
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.isNotNull(row, |
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Lines 118-124
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/** |
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/** |
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* Handles the {@link SWT#FocusIn} event. |
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* Handles the {@link SWT#FocusIn} event. |
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* |
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* |
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* @param event the event |
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* @param event |
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* the event |
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*/ |
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*/ |
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private void handleFocusIn(Event event) { |
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private void handleFocusIn(Event event) { |
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if (focusCell == null) { |
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if (focusCell == null) { |
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Lines 128-134
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abstract ViewerCell getInitialFocusCell(); |
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abstract ViewerCell getInitialFocusCell(); |
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private void hookListener(ColumnViewer viewer) { |
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private void hookListener(final ColumnViewer viewer) { |
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Listener listener = new Listener() { |
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Listener listener = new Listener() { |
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public void handleEvent(Event event) { |
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public void handleEvent(Event event) { |
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Lines 155-172
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viewer.addSelectionChangedListener(new ISelectionChangedListener() { |
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viewer.addSelectionChangedListener(new ISelectionChangedListener() { |
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public void selectionChanged(SelectionChangedEvent event) { |
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public void selectionChanged(SelectionChangedEvent event) { |
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if( event.selection.isEmpty() ) { |
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if (event.selection.isEmpty()) { |
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setFocusCell(null); |
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setFocusCell(null); |
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} |
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} |
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} |
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} |
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}); |
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}); |
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viewer.getControl().addListener(SWT.FocusIn, listener); |
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viewer.getControl().addListener(SWT.FocusIn, listener); |
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viewer.getControl().getAccessible().addAccessibleListener( |
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new AccessibleAdapter() { |
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public void getName(AccessibleEvent event) { |
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ViewerCell cell = getFocusCell(); |
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if (cell == null) |
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return; |
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ViewerRow row = cell.getViewerRow(); |
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if (row == null) |
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return; |
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Object element = row.getItem().getData(); |
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ViewerColumn viewPart = viewer.getViewerColumn(cell |
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.getColumnIndex()); |
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if (viewPart == null) |
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return; |
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ColumnLabelProvider labelProvider = (ColumnLabelProvider) viewPart |
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.getLabelProvider(); |
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if (labelProvider == null) |
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return; |
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event.result = labelProvider.getText(element); |
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} |
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}); |
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} |
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} |
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/** |
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/** |
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* @return the cell with the focus |
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* @return the cell with the focus |
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* |
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* |
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*/ |
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*/ |
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public ViewerCell getFocusCell() { |
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public ViewerCell getFocusCell() { |
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return focusCell; |
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return focusCell; |
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Lines 175-195
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void setFocusCell(ViewerCell focusCell) { |
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void setFocusCell(ViewerCell focusCell) { |
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ViewerCell oldCell = this.focusCell; |
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ViewerCell oldCell = this.focusCell; |
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if( this.focusCell != null && ! this.focusCell.getItem().isDisposed() ) { |
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if (this.focusCell != null && !this.focusCell.getItem().isDisposed()) { |
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this.focusCell.getItem().removeDisposeListener(itemDeletionListener); |
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this.focusCell.getItem() |
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.removeDisposeListener(itemDeletionListener); |
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} |
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} |
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this.focusCell = focusCell; |
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this.focusCell = focusCell; |
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if( this.focusCell != null && ! this.focusCell.getItem().isDisposed() ) { |
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if (this.focusCell != null && !this.focusCell.getItem().isDisposed()) { |
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this.focusCell.getItem().addDisposeListener(itemDeletionListener); |
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this.focusCell.getItem().addDisposeListener(itemDeletionListener); |
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} |
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} |
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if( focusCell != null ) { |
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if (focusCell != null) { |
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focusCell.scrollIntoView(); |
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focusCell.scrollIntoView(); |
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} |
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} |
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this.cellHighlighter.focusCellChanged(focusCell, oldCell); |
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this.cellHighlighter.focusCellChanged(focusCell,oldCell); |
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getViewer().getControl().getAccessible().setFocus(ACC.CHILDID_SELF); |
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} |
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} |
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ColumnViewer getViewer() { |
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ColumnViewer getViewer() { |
