Example usage for org.eclipse.jface.viewers ICellModifier canModify

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ICellModifier canModify.

Prototype

public boolean canModify(Object element, String property);

Source Link

Document

Checks whether the given property of the given element can be modified.

Usage

From source file:net.rim.ejde.internal.ui.editors.locale.ResourceCellEditorUIFactory.java

License:Open Source License

private ICellEditorListener createCommentListener(final IResourceCellEditor commentEditor,
        final ResourceElement element) {
    final ICellModifier commentModifier = new ResourceCommentModifier(_table.getShell(), commentEditor);

    return new ICellEditorListener() {
        public void applyEditorValue() {
            if (commentModifier.canModify(element, null)) {
                Object value = commentEditor.getValue();
                commentModifier.modify(element, null, value);
            }//ww w.j a  va2 s  . co m
        }

        public void cancelEditor() {
        }

        public void editorValueChanged(boolean oldValidState, boolean newValidState) {
        }
    };
}

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From source file:net.rim.ejde.internal.ui.editors.locale.ResourceCellEditorUIFactory.java

License:Open Source License

private ICellEditorListener createKeyListener(final IResourceCellEditor keyEditor,
        final ResourceElement element) {
    final ICellModifier keyModifier = new ResourceKeyModifier(_table.getShell(), keyEditor);

    return new ICellEditorListener() {
        public void applyEditorValue() {
            if (keyModifier.canModify(element, ResourceEditorPage.KEY_COLUMN_ID)) {
                Object value = keyEditor.getValue();
                keyModifier.modify(element, ResourceEditorPage.KEY_COLUMN_ID, value);
            }//  w  ww. j  av a2 s .  com
        }

        public void cancelEditor() {
        }

        public void editorValueChanged(boolean oldValidState, boolean newValidState) {
        }
    };
}

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From source file:net.rim.ejde.internal.ui.editors.locale.ResourceCellEditorUIFactory.java

License:Open Source License

private ICellEditorListener createValueListener(final IResourceCellEditor valueEditor,
        final ResourceElement element) {
    final ICellModifier valueModifier = new ResourceValueModifier(_table.getShell(), valueEditor);

    return new ICellEditorListener() {
        public void applyEditorValue() {
            if (valueModifier.canModify(element, ResourceEditorPage.VALUE_COLUMN_ID)) {
                Object value = valueEditor.getValue();
                valueModifier.modify(element, ResourceEditorPage.VALUE_COLUMN_ID, value);

                ResourceEditorOptionsDialog.updateVersioningAfterResourceElementEdited(element);
            }//w  ww  . j av  a2s  .  c  o m
        }

        public void cancelEditor() {
        }

        public void editorValueChanged(boolean oldValidState, boolean newValidState) {
        }
    };
}

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From source file:org.eclipse.bpel.ui.details.providers.TableProvider.java

License:Open Source License

public boolean canModify(Object element, String property) {
    // delegate to the appropriate cell modifier.
    ICellModifier cm = (ICellModifier) propertyToCellModifier.get(property);
    if (cm != null)
        return cm.canModify(element, property);
    // no cell modifier found.
    return false;
}

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From source file:org.eclipse.debug.internal.ui.views.memory.renderings.AsyncTableRenderingViewer.java

License:Open Source License

/**
 * Activate cell editor and pre-fill it with initial value.
 * If initialValue is null, use cell content as initial value
 * @param initialValue the initial value for the cell editor
 *//*from  w  w w .j a va 2s .  com*/
private void activateCellEditor(String initialValue) {

    final int col = fTableCursor.getColumn();
    final int row = indexOf(fSelectionKey);

    if (row < 0)
        return;

    // do not allow user to edit address column
    if (col == 0 || col > getNumCol()) {
        return;
    }

    ICellModifier cellModifier = null;

    cellModifier = getCellModifier();

    TableItem tableItem = getTable().getItem(row);

    Object element = tableItem.getData();

    if (element != null) {
        Object property = getColumnProperties()[col];
        Object value = cellModifier.getValue(element, (String) property);
        boolean canEdit = cellModifier.canModify(element, (String) property);

        if (!canEdit)
            return;

        CellEditor editor = getCellEditors()[col];
        if (editor != null) {
            // The control that will be the editor must be a child of the
            // Table
            Control control = editor.getControl();

            Object cellValue = null;

            if (initialValue != null) {
                cellValue = initialValue;
            } else {
                cellValue = value;
            }

            editor.setValue(cellValue);

            fCursorEditor.horizontalAlignment = SWT.LEFT;
            fCursorEditor.grabHorizontal = true;

            // Open the editor editor in selected column of the selected
            // row.
            fCursorEditor.setEditor(control, tableItem, col);

            // Assign focus to the editor control
            editor.setFocus();

            if (initialValue != null && control instanceof Text) {
                ((Text) control).clearSelection();
            }

            control.setFont(JFaceResources.getFont(IInternalDebugUIConstants.FONT_NAME));

            // add listeners for the editor control
            addListeners(control);

            fCellEditorListener = new CellEditorListener(row, col, editor);
            editor.addListener(fCellEditorListener);

            // move cursor below editor control
            fTableCursor.moveBelow(control);
        }
    }
}

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From source file:org.eclipse.debug.ui.memory.AbstractTableRendering.java

License:Open Source License

/**
 * Activate cell editor and pre-fill it with initial value.
 * If initialValue is null, use cell content as initial value
 * @param initialValue the initial value to edit 
 *///from   w w w  .j  a  v  a  2s.co  m
private void activateCellEditor(String initialValue) {

    int col = fTableCursor.getColumn();
    int row = findAddressIndex(fSelectedAddress);

    if (row < 0)
        return;
    // do not allow user to edit address column
    if (col == 0 || col > getNumCol()) {
        return;
    }

    ICellModifier cellModifier = null;

    if (fTableViewer == null) {
        return;
    }
    cellModifier = fTableViewer.getCellModifier();

    TableItem tableItem = fTableViewer.getTable().getItem(row);

    Object element = tableItem.getData();
    Object property = fTableViewer.getColumnProperties()[col];
    Object value = cellModifier.getValue(element, (String) property);

    // The cell modifier canModify function always returns false if the edit action 
    // is not invoked from here.  This is to prevent data to be modified when
    // the table cursor loses focus from a cell.  By default, data will
    // be changed in a table when the cell loses focus.  This is to workaround
    // this default behavior and only change data when the cell editor
    // is activated.
    ((TableRenderingCellModifier) cellModifier).setEditActionInvoked(true);
    boolean canEdit = cellModifier.canModify(element, (String) property);
    ((TableRenderingCellModifier) cellModifier).setEditActionInvoked(false);

    if (!canEdit)
        return;

    // activate based on current cursor position
    TextCellEditor selectedEditor = (TextCellEditor) fTableViewer.getCellEditors()[col];

    if (fTableViewer != null && selectedEditor != null) {
        // The control that will be the editor must be a child of the Table
        Text text = (Text) selectedEditor.getControl();

        String cellValue = null;

        if (initialValue != null) {
            cellValue = initialValue;
        } else {
            cellValue = ((String) value);
        }

        text.setText(cellValue);

        fCursorEditor.horizontalAlignment = SWT.LEFT;
        fCursorEditor.grabHorizontal = true;

        // Open the text editor in selected column of the selected row.
        fCursorEditor.setEditor(text, tableItem, col);

        // Assign focus to the text control
        selectedEditor.setFocus();

        if (initialValue != null) {
            text.clearSelection();
        }

        text.setFont(JFaceResources.getFont(IInternalDebugUIConstants.FONT_NAME));

        // add listeners for the text control
        addListeners(text);

        // move cursor below text control
        fTableCursor.moveBelow(text);
    }
}

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From source file:org.eclipse.epf.authoring.ui.celleditors.ProcessCheckBoxCellEditor.java

License:Open Source License

public Image getImage(TreeItem item, String columnproperty) {
    final ICellModifier modifier = getCellModifier();
    Object element = item.getData();
    if (element == null)
        return null;
    //      if (columnproperty == IBSItemProvider.COL_IS_ONGOING
    //            || columnproperty == IBSItemProvider.COL_IS_REPEATABLE
    //            || columnproperty == IBSItemProvider.COL_IS_EVENT_DRIVEN) {
    //         if (!(TngUtil.unwrap(element) instanceof WorkBreakdownElement)) {
    //            return null;
    //         }//w  w w  . ja  v  a  2s .c om
    //      }
    Object value = modifier.getValue(element, columnproperty);
    if (value == null || !(value instanceof Boolean))
        return null;
    boolean canModify = modifier.canModify(element, columnproperty);

    if (((Boolean) value).booleanValue()) {
        return canModify ? checkImage : disableCheckImage;
    } else {
        return canModify ? uncheckImage : disableUncheckImage;
    }
}

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From source file:org.eclipse.epf.authoring.ui.celleditors.ProcessCheckBoxCellEditor.java

License:Open Source License

public void modify(TreeItem item, String columnproperty) {
    final ICellModifier modifier = getCellModifier();
    if (!modifier.canModify(item.getData(), columnproperty))
        return;//from w  w w  .  jav a  2  s  .  c  om
    modifier.modify(item, columnproperty,
            new Boolean(!((Boolean) modifier.getValue(item.getData(), columnproperty)).booleanValue()));
}

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From source file:org.eclipse.mdht.uml.common.ui.util.AdapterFactoryCellModifier.java

License:Open Source License

public boolean canModify(Object element, String property) {
    // Get the adapter from the factory.
    ICellModifier cellModifier = (ICellModifier) adapterFactory.adapt(element, ICellModifierClass);

    // Now we could check that the adapter implements interface ICellModifier.
    if (cellModifier != null) {
        // And delegate the call.
        return cellModifier.canModify(element, property);
    }//from ww w  . j  a  v  a  2s . co m
    return false;
}

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From source file:org.eclipsetrader.ui.internal.markets.TimeScheduleEditorTest.java

License:Open Source License

public void testEditOpenTime() throws Exception {
    TimeScheduleEditor editor = new TimeScheduleEditor(shell);
    editor.setSchedule(new MarketTime[] { new MarketTime(getTime(9, 0), getTime(16, 0)), });
    MarketTimeElement element = (MarketTimeElement) editor.getViewer().getTable().getItem(0).getData();
    ICellModifier cellModifier = editor.getViewer().getCellModifier();
    assertTrue(cellModifier.canModify(element, "0"));
    assertEquals(element.getOpenTime(), cellModifier.getValue(element, "0"));
    cellModifier.modify(element, "0", getTime(10, 30));
    assertEquals(getTime(10, 30), element.getOpenTime());
}

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