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/*******************************************************************************
* Copyright (c) 2009 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
*******************************************************************************/
//------------------------------------------------------------------------------
// Copyright (c) 2005, 2007 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 implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.richtext.dialogs;
import org.eclipse.epf.richtext.RichTextResources;
import org.eclipse.epf.richtext.actions.FindReplaceAction;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
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.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
/**
* Prompts the user to specify the search and replace strings and options.
*
* @author Kelvin Low
* @since 1.0
*/
public class FindReplaceDialog extends BaseDialog {
private FindReplaceAction findReplaceAction;
private boolean findOnly;
private Text findText;
private Text replaceText;
private Button searchForwardRadioButton;
private Button searchBackwardRadioButton;
private Button caseSensitiveCheckbox;
private Button wholeWordCheckbox;
private Button findButton;
private Button replaceButton;
private Button replaceFindButton;
private Button replaceAllButton;
private Label statusLabel;
/**
* Creates a new instance.
*
* @param parent
* the parent shell
* @param findReplaceAction
* the Find and Replace action
* @param findOnly
* if <code>true</code>, disable the replace and replace all
* functionalities
*/
public FindReplaceDialog(Shell parent, FindReplaceAction findReplaceAction,
boolean findOnly) {
super(parent);
setShellStyle(SWT.DIALOG_TRIM | SWT.MODELESS | getDefaultOrientation());
setBlockOnOpen(false);
this.findReplaceAction = findReplaceAction;
this.findOnly = findOnly;
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
GridLayout layout = (GridLayout) composite.getLayout();
layout.numColumns = 1;
Composite textComposite = new Composite(composite, SWT.NONE);
textComposite.setLayout(new GridLayout(2, false));
textComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Label findLabel = new Label(textComposite, SWT.NONE);
findLabel.setText(RichTextResources.findLabel_text);
findText = new Text(textComposite, SWT.BORDER);
GridData gridData = new GridData(GridData.FILL_HORIZONTAL);
gridData.widthHint = 200;
findText.setLayoutData(gridData);
findText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
if (findButton != null) {
findButton
.setEnabled(findText.getText().trim().length() > 0);
}
if (replaceAllButton != null && !findOnly) {
replaceAllButton.setEnabled(findText.getText().trim()
.length() > 0);
}
}
});
Label replaceLabel = new Label(textComposite, SWT.NONE);
replaceLabel.setText(RichTextResources.replaceLabel_text);
replaceText = new Text(textComposite, SWT.BORDER);
replaceText.setLayoutData(gridData);
if (findOnly) {
replaceText.setEnabled(false);
} else {
replaceText.addModifyListener(new ModifyListener() {
public void modifyText(ModifyEvent e) {
if (replaceButton != null) {
replaceButton.setEnabled(findReplaceAction
.getFoundMatch());
}
if (replaceFindButton != null) {
replaceFindButton.setEnabled(findReplaceAction
.getFoundMatch());
}
}
});
}
Composite optionsComposite = new Composite(composite, SWT.NONE);
optionsComposite.setLayout(new GridLayout(2, true));
optionsComposite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
Group directionGroup = new Group(optionsComposite, SWT.NONE);
directionGroup.setText(RichTextResources.directionGroup_text);
directionGroup.setLayout(new GridLayout(1, false));
directionGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
searchForwardRadioButton = new Button(directionGroup, SWT.RADIO);
searchForwardRadioButton
.setText(RichTextResources.forwardRadioButton_text);
searchForwardRadioButton.setSelection(true);
searchBackwardRadioButton = new Button(directionGroup, SWT.RADIO);
searchBackwardRadioButton
.setText(RichTextResources.backwardRadioButton_text);
Group optionsGroup = new Group(optionsComposite, SWT.NONE);
optionsGroup.setText(RichTextResources.optionsGroup_text);
optionsGroup.setLayout(new GridLayout(1, false));
optionsGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
caseSensitiveCheckbox = new Button(optionsGroup, SWT.CHECK);
caseSensitiveCheckbox
.setText(RichTextResources.caseSensitiveCheckbox_text);
wholeWordCheckbox = new Button(optionsGroup, SWT.CHECK);
wholeWordCheckbox.setText(RichTextResources.wholeWordCheckbox_text);
statusLabel = new Label(composite, SWT.NONE);
statusLabel.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
super.getShell().setText(RichTextResources.findReplaceDialog_title);
return composite;
}
@Override
protected void createButtonsForButtonBar(Composite parent) {
createButton(parent, IDialogConstants.CLIENT_ID + 1,
RichTextResources.findButton_text, true);
findButton = super.getButton(IDialogConstants.CLIENT_ID + 1);
findButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent event) {
findReplaceAction.run(FindReplaceAction.FIND_TEXT,
getFindText(), getReplaceText(), getMatchDirection(),
getMatchOptions());
if (!findOnly) {
replaceButton.setEnabled(findReplaceAction.getFoundMatch());
replaceFindButton.setEnabled(findReplaceAction
.getFoundMatch());
}
if (findReplaceAction.getFoundMatch()) {
statusLabel.setText(""); //$NON-NLS-1$
} else {
statusLabel
.setText(RichTextResources.FindReplace_Status_noMatch_label);
}
findButton.setFocus();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
createButton(parent, IDialogConstants.CLIENT_ID + 2,
RichTextResources.replaceButton_text, false);
replaceButton = super.getButton(IDialogConstants.CLIENT_ID + 2);
if (!findOnly) {
replaceButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent event) {
findReplaceAction.run(FindReplaceAction.REPLACE_TEXT,
getFindText(), getReplaceText(),
getMatchDirection(), getMatchOptions());
replaceButton.setFocus();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
}
createButton(parent, IDialogConstants.CLIENT_ID + 3,
RichTextResources.replaceFindButton_text, false);
replaceFindButton = super.getButton(IDialogConstants.CLIENT_ID + 3);
if (!findOnly) {
replaceFindButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent event) {
findReplaceAction.run(FindReplaceAction.REPLACE_FIND_TEXT,
getFindText(), getReplaceText(),
getMatchDirection(), getMatchOptions());
replaceButton.setEnabled(findReplaceAction.getFoundMatch());
replaceFindButton.setEnabled(findReplaceAction
.getFoundMatch());
replaceFindButton.setFocus();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
}
createButton(parent, IDialogConstants.CLIENT_ID + 4,
RichTextResources.replaceallButton_text, false);
replaceAllButton = super.getButton(IDialogConstants.CLIENT_ID + 4);
if (!findOnly) {
replaceAllButton.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent event) {
findReplaceAction.run(FindReplaceAction.REPLACE_ALL_TEXT,
getFindText(), getReplaceText(),
getMatchDirection(), getMatchOptions());
replaceButton.setEnabled(false);
replaceFindButton.setEnabled(false);
replaceAllButton.setFocus();
}
public void widgetDefaultSelected(SelectionEvent e) {
}
});
}
// Create the Cancel button.
createButton(parent, IDialogConstants.CANCEL_ID,
IDialogConstants.CANCEL_LABEL, false);
cancelButton = super.getButton(IDialogConstants.CANCEL_ID);
findButton.setEnabled(false);
replaceButton.setEnabled(false);
replaceFindButton.setEnabled(false);
replaceAllButton.setEnabled(false);
}
/**
* Gets the user specified find text.
*
* @return the find text
*/
public String getFindText() {
return findText.getText();
}
/**
* Gets the user specified replace text.
*
* @return the replace text
*/
public String getReplaceText() {
return replaceText.getText();
}
/**
* Gets the text match direction.
*
* @return <code>FIND_FORWARD</code> or <code>FIND_BACKWARD</code>
*/
public int getMatchDirection() {
return searchForwardRadioButton.getSelection() ? FindReplaceAction.FORWARD_MATCH
: FindReplaceAction.BACKWARD_MATCH;
}
/**
* Gets the text match options.
*
* @return the text match options
*/
public int getMatchOptions() {
int options = 0;
if (wholeWordCheckbox.getSelection() == true) {
options |= FindReplaceAction.WHOLE_WORD_MATCH;
}
if (caseSensitiveCheckbox.getSelection() == true) {
options |= FindReplaceAction.CASE_SENSITIVE_MATCH;
}
return options;
}
/**
* Checks the find only option.
*
* @return <code>true</code> if find only option is enabled
*/
public boolean isFindOnly() {
return findOnly;
}
/**
* Sets the find only option.
*
* @param findOnly,
* if <code>true</code>, enable the find only option
*/
public void setFindOnly(boolean findOnly) {
this.findOnly = findOnly;
}
}