Example usage for org.eclipse.jface.viewers ColumnViewer getCell

List of usage examples for org.eclipse.jface.viewers ColumnViewer getCell

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ColumnViewer getCell.

Prototype

public ViewerCell getCell(Point point)

Source Link

Document

Returns the viewer cell at the given widget-relative coordinates, or null if there is no cell at that location

Usage

From source file:com.rcpcompany.uibindings.internal.ViewerBindingImpl.java

License:Open Source License

@Override
public void updateSourceProviderState(ISourceProviderStateContext context) {
    final ColumnViewer viewer = getViewer();

    context.putSourceValue(Constants.SOURCES_ACTIVE_CONTAINER_BINDING, this);
    context.putSourceValue(Constants.SOURCES_ACTIVE_CONTAINER_BINDING_NO_CAF,
            (viewer.getComparator() == null && viewer.getFilters().length == 0));

    context.putSourceValue(Constants.SOURCES_ACTIVE_VIEWER_ELEMENT_TYPE, getModelType());

    EObject element = null;/*  w  w w  . ja va  2 s  .  co m*/
    int columnIndex = -1;
    ContainerCellType type = null;

    ViewerCell cell;
    /*
     * If no specific position is specified in the event (x,y) = (0,0), then try using the
     * current focus cell. This is needed when navigating in the table.
     * 
     * Also do this if the widget of the event is not this viewers control. That happens when
     * extra widgets are mapped to this binding with IBinding.registerWidget()
     */
    final Event event = context.getEvent();
    final Point point = context.getLocation();
    if (event.x == 0 && event.y == 0 || event.widget != getControl()) {
        cell = viewer.getColumnViewerEditor().getFocusCell();
    } else {
        cell = viewer.getCell(point);
    }
    if (cell != null) {
        element = (EObject) cell.getElement();
        columnIndex = cell.getColumnIndex();
        type = ContainerCellType.DATA;
    } else {
        final Control c = viewer.getControl();
        if (c instanceof Table) {
            final Table t = (Table) c;
            final TableItem item = t.getItem(point);
            if (item != null) {
                element = (EObject) item.getData();
                type = ContainerCellType.ROW_TRAILER;
            } else {
                /*
                 * Below or above the table?
                 */
                if (point.y < 0) {
                    type = ContainerCellType.COLUMN_HEADER;
                } else {
                    type = ContainerCellType.COLUMN_TRAILER;
                }
            }
        }
        if (c instanceof Tree) {
            final Tree t = (Tree) c;
            final TreeItem item = t.getItem(point);
            if (item != null) {
                element = (EObject) item.getData();
                type = ContainerCellType.ROW_TRAILER;
            } else {
                /*
                 * Below or above the tree?
                 */
                if (point.y < 0) {
                    type = ContainerCellType.COLUMN_HEADER;
                } else {
                    type = ContainerCellType.COLUMN_TRAILER;
                }
            }
        }
    }

    if (type != null) {
        context.putSourceValue(Constants.SOURCES_ACTIVE_CONTAINER_CELL_TYPE, type.toString());
    }
    if (element != null) {
        context.putSourceValue(Constants.SOURCES_ACTIVE_VIEWER_ELEMENT, element);
        context.putSourceValue(Constants.SOURCES_ACTIVE_VIEWER_ELEMENT_MOVE_UP,
                UIHandlerUtils.moveElement(this, element, -1, true));
        context.putSourceValue(Constants.SOURCES_ACTIVE_VIEWER_ELEMENT_MOVE_DOWN,
                UIHandlerUtils.moveElement(this, element, 1, true));
    }

    if (columnIndex >= getFirstTableColumnOffset() && element != null) {
        final IColumnBindingCellInformation ci = getCell(columnIndex - getFirstTableColumnOffset(), element);
        final IObservableValue objectValue = ci.getObjectValue();
        final Object value = objectValue.getValue();

        final IValueBinding labelBinding = ci.getLabelBinding();
        context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING, labelBinding);
        context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_RO, !ci.isChangeable());
        context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_VALUE, value);
        context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_TYPE, ""); //$NON-NLS-1$
        if (labelBinding != null) {
            context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_MODEL_OBJECT,
                    labelBinding.getModelObject());
            context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_FEATURE, labelBinding.getModelFeature());
            context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_UNSETTABLE,
                    labelBinding.getDataType().isUnsettable());
            context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_IS_SET, isSet(labelBinding));
        }
        context.putSourceValue(Constants.SOURCES_ACTIVE_BINDING_VALUE_DISPLAY, ci.getDisplayText());

        context.addObservedValue(ci.getLabelUIAttribute().getCurrentValue());
    }

    context.setSelectionProvider(getViewer());
}

From source file:org.dawb.common.ui.widgets.DoubleClickModifier.java

License:Open Source License

protected DoubleClickModifier(final ColumnViewer viewer) {
    viewer.getControl().addListener(SWT.MouseDown, new Listener() {
        @Override/*from   w  w w  . jav  a 2s  .  c o m*/
        public void handleEvent(Event event) {
            setEnabled(false);
        }
    });
    viewer.getControl().addListener(SWT.MouseDoubleClick, new Listener() {
        @Override
        public void handleEvent(Event event) {
            IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
            if (selection.toList().size() != 1) {
                return;
            }
            final ViewerCell cell = viewer.getCell(new Point(event.x, event.y));
            setEnabled(true);
            viewer.editElement(selection.getFirstElement(), cell != null ? cell.getColumnIndex() : 0);
        }
    });

}

From source file:org.eclipse.rcptt.tesla.recording.core.swt.rap.SWTEventRecorder.java

License:Open Source License

private void processMouseUp(Widget widget, Event event, RecordedEvent toRecording) {
    if (widget instanceof Table || widget instanceof Tree) {
        Viewer viewer = TeslaSWTAccess.getViewer((Control) widget);
        if (viewer != null && viewer instanceof ColumnViewer) {
            ColumnViewer cview = (ColumnViewer) viewer;
            CellEditor[] editors = cview.getCellEditors();
            // Collect click column
            ViewerCell cell = cview.getCell(new Point(event.x, event.y));
            if (cell != null && editors != null) {
                int index = cell.getColumnIndex();
                if (editors[index] != null && editors[index] instanceof CheckboxCellEditor) {
                    recordCellAccess(widget, event, RecordCellAccessSource.MouseUp);
                    return;
                }/*from w  w w .  j a v a2  s .c  o m*/
            }
        }
        Listener[] listenersUp = widget.getListeners(SWT.MouseUp);
        if ((listenersUp != null && hasNonPlatformListeners(listenersUp, SWT.MouseUp)) || mouseDownRecorded) {
            mouseDownRecorded = false;
            recordCellAccess(widget, event, RecordCellAccessSource.MouseUp);
        }
    }
    // Listener[] listenersDown = widget.getListeners(SWT.MouseDown);
    // if ((listenersDown != null && containsNonPlatform(listenersDown,
    // SWT.MouseDown))) {
    recordTextSetFocus(widget, event.button);
    // }
    if (isMacOS()) {
        if (widget instanceof Button) {
            if ((widget.getStyle() & SWT.CHECK) != 0) {
                FindResult result = getLocator().findElement(widget, false, false, true);
                if (result != null) {
                    ControlUIElement e = new ControlUIElement(result.element, getRecorder());
                    e.check(((Button) widget).getSelection());
                }
            } else if ((widget.getStyle() & SWT.RADIO) != 0) {
                FindResult result = getLocator().findElement(widget, false, false, true);
                if (result != null) {
                    ControlUIElement e = new ControlUIElement(result.element, getRecorder());
                    e.clickAndWait();
                }
            }
        }
    }

    // click on FilteredTree or Q7 SearchControl clear button
    if (widget instanceof Label && isSearchControlLabel((Label) widget)
            && lastEvents.checkType(widget, SWT.MouseDown)) {
        FindResult result = getLocator().findElement(widget, true, false, false);
        if (result != null) {
            ControlUIElement e = new ControlUIElement(result.element, getRecorder());
            e.clickAndWait();
            beforeTextState = "";
        }
    }

    lastEvents.add(toRecording);
}

From source file:org.eclipse.rcptt.tesla.recording.core.swt.SWTEventRecorder.java

License:Open Source License

private void processMouseUp(Widget widget, Event event, RecordedEvent toRecording) {
    if (widget instanceof Table || widget instanceof Tree) {
        Viewer viewer = TeslaSWTAccess.getViewer((Control) widget);
        if (viewer != null && viewer instanceof ColumnViewer) {
            ColumnViewer cview = (ColumnViewer) viewer;
            CellEditor[] editors = cview.getCellEditors();
            // Collect click column
            ViewerCell cell = cview.getCell(new Point(event.x, event.y));
            if (cell != null && editors != null) {
                int index = cell.getColumnIndex();
                if (editors[index] != null && editors[index] instanceof CheckboxCellEditor) {
                    recordCellAccess(widget, event, RecordCellAccessSource.MouseUp);
                    return;
                }//  ww w.  ja v a 2  s.c om
            }
        }
        Listener[] listenersUp = widget.getListeners(SWT.MouseUp);
        if ((listenersUp != null && hasNonPlatformListeners(listenersUp, SWT.MouseUp)) || mouseDownRecorded) {
            mouseDownRecorded = false;
            recordCellAccess(widget, event, RecordCellAccessSource.MouseUp);
        }
    }
    // Listener[] listenersDown = widget.getListeners(SWT.MouseDown);
    // if ((listenersDown != null && containsNonPlatform(listenersDown,
    // SWT.MouseDown))) {
    recordTextSetFocus(widget, event.button);
    // }
    if (Platform.getOS().equals(Platform.OS_MACOSX)) {
        if (widget instanceof Button) {
            if ((widget.getStyle() & SWT.CHECK) != 0) {
                FindResult result = getLocator().findElement(widget, false, false, true);
                if (result != null) {
                    ControlUIElement e = new ControlUIElement(result.element, getRecorder());
                    e.check(((Button) widget).getSelection());
                }
            } else if ((widget.getStyle() & SWT.RADIO) != 0) {
                FindResult result = getLocator().findElement(widget, false, false, true);
                if (result != null) {
                    ControlUIElement e = new ControlUIElement(result.element, getRecorder());
                    e.clickAndWait();
                }
            }
        }
    }

    // click on FilteredTree or Q7 SearchControl clear button
    if (widget instanceof Label && isSearchControlLabel((Label) widget)
            && lastEvents.checkType(widget, SWT.MouseDown)) {
        FindResult result = getLocator().findElement(widget, true, false, false);
        if (result != null) {
            ControlUIElement e = new ControlUIElement(result.element, getRecorder());
            e.clickAndWait();
            beforeTextState = "";
        }
    }

    lastEvents.add(toRecording);
}