| /*=============================================================================# |
| # Copyright (c) 2013, 2019 Stephan Wahlbrink and others. |
| # |
| # This program and the accompanying materials are made available under the |
| # terms of the Eclipse Public License 2.0 which is available at |
| # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0 |
| # which is available at https://www.apache.org/licenses/LICENSE-2.0. |
| # |
| # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 |
| # |
| # Contributors: |
| # Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation |
| #=============================================================================*/ |
| |
| package org.eclipse.statet.internal.r.ui.dataeditor; |
| |
| import static org.eclipse.statet.ecommons.waltable.coordinate.Orientation.HORIZONTAL; |
| import static org.eclipse.statet.ecommons.waltable.coordinate.Orientation.VERTICAL; |
| |
| import org.eclipse.core.databinding.UpdateValueStrategy; |
| import org.eclipse.core.databinding.observable.value.IObservableValue; |
| import org.eclipse.core.databinding.observable.value.WritableValue; |
| import org.eclipse.jface.databinding.swt.typed.WidgetProperties; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Text; |
| |
| import org.eclipse.statet.ecommons.databinding.core.validation.LongValidator; |
| import org.eclipse.statet.ecommons.databinding.jface.DataBindingSupport; |
| import org.eclipse.statet.ecommons.ui.dialogs.ExtStatusDialog; |
| import org.eclipse.statet.ecommons.ui.util.LayoutUtils; |
| import org.eclipse.statet.ecommons.waltable.coordinate.LRange; |
| import org.eclipse.statet.ecommons.waltable.coordinate.Orientation; |
| import org.eclipse.statet.ecommons.waltable.viewport.IViewportDim; |
| |
| import org.eclipse.statet.r.ui.dataeditor.RDataTableComposite; |
| |
| |
| public class GotoCellDialog extends ExtStatusDialog { |
| |
| |
| private final RDataTableComposite table; |
| |
| private final Text[] indexControls= new Text[2]; |
| |
| private final LRange[] indexRanges= new LRange[2]; // 0-based |
| |
| @SuppressWarnings("unchecked") |
| private final IObservableValue<Long>[] indexValues= new IObservableValue[2]; // 1-based |
| |
| |
| public GotoCellDialog(final RDataTableComposite table) { |
| super(table.getShell(), WITH_DATABINDING_CONTEXT); |
| |
| this.table= table; |
| |
| setTitle("Go to Cell"); |
| setBlockOnOpen(true); |
| setStatusLineAboveButtons(true); |
| setHelpAvailable(false); |
| |
| for (final Orientation orientation : Orientation.values()) { |
| final IViewportDim viewportDim= this.table.getViewport(orientation); |
| this.indexRanges[orientation.ordinal()]= new LRange( |
| viewportDim.getMinimumOriginPosition(), |
| viewportDim.getScrollable().getPositionCount() ); |
| this.indexValues[orientation.ordinal()]= new WritableValue<>( |
| Long.valueOf(viewportDim.getOriginPosition() + 1), Long.TYPE ); |
| } |
| } |
| |
| |
| @Override |
| protected Control createDialogArea(final Composite parent) { |
| final Composite composite= new Composite(parent, SWT.NONE); |
| composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| composite.setLayout(LayoutUtils.newDialogGrid(2)); |
| |
| { final Label label= new Label(composite, SWT.NONE); |
| label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); |
| label.setText("&Row index:"); |
| |
| final Text text= new Text(composite, SWT.BORDER | SWT.SINGLE); |
| text.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); |
| this.indexControls[VERTICAL.ordinal()]= text; |
| } |
| { final Label label= new Label(composite, SWT.NONE); |
| label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false)); |
| label.setText("Co&lumn index:"); |
| |
| final Text text= new Text(composite, SWT.BORDER | SWT.SINGLE); |
| final GridData gd= new GridData(SWT.FILL, SWT.CENTER, true, false); |
| gd.widthHint= LayoutUtils.hintWidth(text, 25); |
| text.setLayoutData(gd); |
| this.indexControls[HORIZONTAL.ordinal()]= text; |
| } |
| |
| applyDialogFont(composite); |
| return composite; |
| } |
| |
| @Override |
| protected void addBindings(final DataBindingSupport db) { |
| for (final Orientation orientation : Orientation.values()) { |
| final LRange lRange= this.indexRanges[orientation.ordinal()]; |
| db.getContext().bindValue( |
| WidgetProperties.text(SWT.Modify) |
| .observe(this.indexControls[orientation.ordinal()]), |
| this.indexValues[orientation.ordinal()], |
| new UpdateValueStrategy() |
| .setAfterGetValidator(new LongValidator( |
| (lRange.start + 1), lRange.end, |
| "Invalid " + getLabel(orientation) + " index (" + (lRange.start + 1) + "\u2013" + lRange.end + ").")), |
| null ); |
| this.indexControls[orientation.ordinal()].selectAll(); |
| } |
| } |
| |
| protected String getLabel(final Orientation orientation) { |
| return (orientation == HORIZONTAL) ? "column" : "row"; |
| } |
| |
| |
| public void set(final Orientation orientation, final long idx) { |
| if (this.indexRanges[orientation.ordinal()].contains(idx)) { |
| this.indexValues[orientation.ordinal()].setValue(Long.valueOf(idx + 1)); |
| } |
| } |
| |
| public long get(final Orientation orientation) { |
| return this.indexValues[orientation.ordinal()].getValue().longValue() - 1; |
| } |
| |
| } |