| /******************************************************************************* |
| * <copyright> |
| * |
| * Copyright (c) 2005, 2011 SAP AG. |
| * 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: |
| * SAP AG - initial API, implementation and documentation |
| * Volker Wegert - Bug 332363 - Direct Editing: enable automatic resizing for combo boxes |
| * mwenz - Bug 359112 - Connection text decorator's direct editing box size is not accurate when the text has length zero |
| * mgorning - Bug 347262 - DirectEditingFeature with TYPE_DIALOG type |
| * |
| * </copyright> |
| * |
| *******************************************************************************/ |
| package org.eclipse.graphiti.ui.internal.parts.directedit; |
| |
| import org.eclipse.draw2d.FigureUtilities; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| import org.eclipse.gef.tools.CellEditorLocator; |
| import org.eclipse.graphiti.features.IDirectEditingFeature; |
| import org.eclipse.graphiti.func.IDirectEditing; |
| import org.eclipse.graphiti.ui.platform.ICellEditorProvider; |
| import org.eclipse.jface.viewers.CellEditor; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CCombo; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Text; |
| |
| /** |
| * implementation of a locator for direct edit CellEditors |
| * |
| * @noinstantiate This class is not intended to be instantiated by clients. |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class TextCellLocator implements CellEditorLocator { |
| |
| private IFigure figure; |
| |
| private IDirectEditingFeature directEditingFeature; |
| |
| private int initialWidth = -1; |
| |
| public TextCellLocator(IFigure figure, IDirectEditingFeature directEditingFeature) { |
| this.figure = figure; |
| this.directEditingFeature = directEditingFeature; |
| } |
| |
| public void relocate(CellEditor celleditor) { |
| |
| Control control = celleditor.getControl(); |
| |
| if (directEditingFeature.getEditingType() == IDirectEditing.TYPE_MULTILINETEXT) { |
| |
| // IFigure parentFigure = figure.getParent(); |
| Rectangle rect = figure.getClientArea().getCopy(); |
| figure.translateToAbsolute(rect); |
| org.eclipse.swt.graphics.Rectangle trim = ((Text) control).computeTrim(0, 0, 0, 0); |
| rect.translate(trim.x, trim.y); |
| rect.width += trim.width; |
| rect.height += trim.height; |
| // control.setBounds(rect.x, rect.y, rect.width, rect.height); |
| |
| int correction = 16; |
| |
| Text text = (Text) celleditor.getControl(); |
| Dimension d = FigureUtilities.getTextExtents(text.getText(), text.getFont()); |
| |
| int widthToSet = Math.min(rect.width, d.width + correction); |
| rect.x += (rect.width - widthToSet) / 2; |
| rect.y += (rect.height - d.height) / 2; |
| |
| text.setBounds(rect.x, rect.y, widthToSet, d.height); |
| |
| } else if (directEditingFeature.getEditingType() == IDirectEditing.TYPE_TEXT) { |
| |
| Rectangle rect = figure.getBounds().getCopy(); |
| figure.translateToAbsolute(rect); |
| |
| if (directEditingFeature.stretchFieldToFitText()) { |
| Text text = (Text) control; |
| |
| // Bug 359112 - Prevent enlarging the input field in case string |
| // length is 0 (would set field length to 64) |
| int widthHint = SWT.DEFAULT; |
| if (text.getText().length() == 0) { |
| // In case of text length 0 set field width hint to minimum |
| // value so that field is rendered in minimal size |
| widthHint = 0; |
| } |
| Point pref = text.computeSize(widthHint, SWT.DEFAULT); |
| |
| // initialWidth is the minimum width for the field |
| if (initialWidth == -1) { |
| initialWidth = pref.x; |
| } |
| |
| if (pref.x < initialWidth) { |
| pref.x = initialWidth; |
| } |
| |
| control.setBounds(rect.x, rect.y, pref.x + 10, pref.y); |
| } else { |
| |
| int height = control.getFont().getFontData()[0].getHeight(); |
| |
| control.setBounds(rect.x + 2, rect.y + 2, rect.width - 4, height * 2); |
| } |
| |
| } else if (directEditingFeature.getEditingType() == IDirectEditing.TYPE_DROPDOWN |
| || directEditingFeature.getEditingType() == IDirectEditing.TYPE_DROPDOWN_READ_ONLY) { |
| Rectangle rect = figure.getBounds().getCopy(); |
| |
| figure.translateToAbsolute(rect); |
| int minWidth = 80; |
| if (rect.width > minWidth) { |
| minWidth = rect.width; |
| } |
| |
| if (directEditingFeature.stretchFieldToFitText()) { |
| CCombo combo = (CCombo) control; |
| Point pref = combo.computeSize(-1, -1); |
| if (minWidth < pref.x) |
| minWidth = pref.x; |
| } |
| |
| control.setBounds(rect.x, rect.y, minWidth, 14); |
| } else if (directEditingFeature.getEditingType() == IDirectEditing.TYPE_CUSTOM |
| && (directEditingFeature instanceof ICellEditorProvider)) { |
| ICellEditorProvider cep = (ICellEditorProvider) directEditingFeature; |
| cep.relocate(celleditor, figure); |
| } |
| } |
| |
| public IFigure getFigure() { |
| return figure; |
| } |
| } |