| /****************************************************************************** |
| * Copyright (c) 2002, 2008 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.common.ui.dialogs; |
| |
| import org.eclipse.gmf.runtime.common.ui.internal.l10n.CommonUIMessages; |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * A dialog class that would be displayed to warn the user when adding an |
| * element to the ME while the ME's filtering settings hide such element. It |
| * allows the user to decide whether to override the filtering settings in order |
| * to display the element. |
| * |
| * @author Yasser Lulu |
| * |
| */ |
| public class FilterWarningDialog |
| extends Dialog { |
| |
| /** |
| * the ok button |
| */ |
| private Button ok_button; |
| |
| /** |
| * the modify filter settings checkbox |
| */ |
| private Button modify_checkbox; |
| |
| /** |
| * the don't show this filter dialog checkbox |
| */ |
| private Button dontshow_checkbox; |
| |
| /** |
| * a boolean that stores the checked status of the dontshow_checkbox |
| */ |
| private boolean dontshowAgain; |
| |
| /** |
| * a boolean that stores the checked status of the modify_checkbox |
| */ |
| private boolean modifyFilterSettings; |
| |
| /** |
| * constructor |
| * |
| * @param parentShell |
| * thge dialog's parent shell |
| */ |
| public FilterWarningDialog(Shell parentShell) { |
| super(parentShell); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell) |
| */ |
| protected void configureShell(Shell newShell) { |
| super.configureShell(newShell); |
| newShell.setText(CommonUIMessages.FilterWarningDialog_title); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.dialogs.Dialog#createButtonBar(org.eclipse.swt.widgets.Composite) |
| */ |
| protected Control createButtonBar(Composite parent) { |
| return parent; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite) |
| */ |
| protected Control createDialogArea(Composite parent) { |
| Composite outer = (Composite) super.createDialogArea(parent); |
| outer.setSize(outer.computeSize(SWT.DEFAULT, SWT.DEFAULT)); |
| GridLayout layout = new GridLayout(4, true); |
| outer.setLayout(layout); |
| |
| StyledText text = new StyledText(outer, SWT.MULTI | SWT.WRAP |
| | SWT.READ_ONLY); |
| text.setCaret(null); |
| text.setFont(parent.getFont()); |
| GridData data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| data.verticalAlignment = GridData.BEGINNING; |
| data.grabExcessHorizontalSpace = true; |
| data.horizontalSpan = 4; |
| data.verticalSpan = 1; |
| data.widthHint = convertWidthInCharsToPixels(60); |
| data.heightHint = convertHeightInCharsToPixels(4); |
| text.setText(CommonUIMessages.FilterWarningDialog_filteredOut); |
| text.setLayoutData(data); |
| text.setCursor(null); |
| text.setBackground(outer.getBackground()); |
| |
| |
| modify_checkbox = new Button(outer, SWT.CHECK); |
| modify_checkbox.setText(CommonUIMessages.FilterWarningDialog_modifyOptions); |
| GridData modify_checkbox_data = new GridData(); |
| modify_checkbox_data.horizontalAlignment = GridData.FILL; |
| modify_checkbox_data.verticalAlignment = GridData.BEGINNING; |
| modify_checkbox_data.grabExcessHorizontalSpace = true; |
| modify_checkbox_data.horizontalSpan = 4; |
| modify_checkbox_data.verticalSpan = 1; |
| modify_checkbox.setLayoutData(modify_checkbox_data); |
| modify_checkbox.setSelection(true); |
| modify_checkbox.setFont(parent.getFont()); |
| |
| dontshow_checkbox = new Button(outer, SWT.CHECK); |
| dontshow_checkbox.setText(CommonUIMessages.FilterWarningDialog_dontShowAgain); |
| GridData dontshow_checkbox_data = new GridData(); |
| dontshow_checkbox_data.horizontalAlignment = GridData.FILL; |
| dontshow_checkbox_data.verticalAlignment = GridData.BEGINNING; |
| dontshow_checkbox_data.grabExcessHorizontalSpace = true; |
| dontshow_checkbox_data.horizontalSpan = 4; |
| dontshow_checkbox_data.verticalSpan = 1; |
| dontshow_checkbox.setLayoutData(dontshow_checkbox_data); |
| dontshow_checkbox.setFont(parent.getFont()); |
| |
| ok_button = new Button(outer, SWT.PUSH); |
| ok_button.setText(IDialogConstants.OK_LABEL); |
| GridData ok_button_data = new GridData(GridData.HORIZONTAL_ALIGN_FILL |
| | GridData.GRAB_HORIZONTAL); |
| ok_button_data.horizontalAlignment = GridData.CENTER; |
| ok_button_data.verticalAlignment = GridData.CENTER; |
| ok_button_data.horizontalSpan = 4; |
| ok_button_data.verticalSpan = 1; |
| ok_button_data.widthHint = Math.max( |
| convertHorizontalDLUsToPixels(IDialogConstants.BUTTON_WIDTH), |
| ok_button.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).x); |
| |
| |
| ok_button.setLayoutData(ok_button_data); |
| ok_button.addSelectionListener(new SelectionAdapter() { |
| |
| public void widgetSelected(SelectionEvent event) { |
| okPressed(); |
| } |
| }); |
| ok_button.setFont(parent.getFont()); |
| |
| return outer; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.dialogs.Dialog#okPressed() |
| */ |
| protected void okPressed() { |
| dontshowAgain = dontshow_checkbox.getSelection(); |
| modifyFilterSettings = modify_checkbox.getSelection(); |
| super.okPressed(); |
| } |
| |
| /** |
| * Returns the dontshowAgain check-box status. |
| * |
| * @return boolean true if selected (checked) false otherwise |
| */ |
| public boolean isDontShowAgainSelected() { |
| return dontshowAgain; |
| } |
| |
| /** |
| * Returns the modifyFilterSettings check-box status. |
| * |
| * @return boolean true if selected (checked) false otherwise |
| */ |
| public boolean isModifyFilterSettingsSelected() { |
| return modifyFilterSettings; |
| } |
| } |