/**
* <copyright>
* </copyright>
*
*
*/
package org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui;
/**
* The preference page for the bracket setting with following features:
* <ul>
* <li>enables bracket matching</li>
* <li>chooses matching highlight color</li>
* <li>customizes bracket set</li>
* </ul>
*/
public class MtextBracketPreferencePage extends org.eclipse.jface.preference.PreferencePage implements org.eclipse.ui.IWorkbenchPreferencePage {
private static final String[] ALL_LEFT_BRACKETS = new String[] { "{", "(", "[", "<", "\"", "'", };
private static final String[] ALL_RIGHT_BRACKETS = new String[] { "}", ")", "]", ">", "\"", "'", };
private String BRACKETS_COLOR = org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_MATCHING_BRACKETS_COLOR;
private java.util.Set<String> languageIDs = new java.util.LinkedHashSet<String>();
private org.eclipse.jface.preference.ColorSelector matchingBracketsColorEditor;
private org.eclipse.swt.widgets.Label colorEditorLabel;
private org.eclipse.swt.widgets.Button enableCheckbox;
private org.eclipse.swt.widgets.Button enableClosingInside;
private org.eclipse.swt.widgets.Button matchingBracketsColorButton;
private org.eclipse.swt.widgets.Label bracketTokensLabel;
private org.eclipse.swt.widgets.Combo leftBracketTokensCombo;
private org.eclipse.swt.widgets.Combo rightBracketTokensCombo;
private org.eclipse.swt.widgets.List bracketsList;
private org.eclipse.swt.widgets.Button addBracketButton;
private org.eclipse.swt.widgets.Button removeBracketButton;
private java.util.Map<String, String> bracketSetTemp = new java.util.LinkedHashMap<String, String>();
private String language = new org.feature.multi.perspective.mapping.viewmapping.resource.mtext.mopp.MtextMetaInformation().getSyntaxName();
private org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextBracketSet bracketsTmp;
/**
* Creates a preference page for bracket setting.
*/
public MtextBracketPreferencePage() {
super();
org.feature.multi.perspective.mapping.viewmapping.resource.mtext.IMtextMetaInformation metaInformation = new org.feature.multi.perspective.mapping.viewmapping.resource.mtext.mopp.MtextMetaInformation();
String languageId = metaInformation.getSyntaxName();
languageIDs.add(languageId);
}
/**
*
* @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
*/
public void init(org.eclipse.ui.IWorkbench workbench) {
setPreferenceStore(org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextUIPlugin.getDefault().getPreferenceStore());
setDescription("Define the coloring of matching brackets.");
bracketsTmp = new org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextBracketSet(null, null);
for (String languageID : languageIDs) {
bracketSetTemp.put(languageID, getPreferenceStore().getString(languageID + org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_BRACKETS_SUFFIX));
}
}
@Override
protected org.eclipse.swt.widgets.Control createContents(org.eclipse.swt.widgets.Composite parent) {
// outer Composite
org.eclipse.swt.widgets.Composite settingComposite = new org.eclipse.swt.widgets.Composite(parent, org.eclipse.swt.SWT.NONE);
org.eclipse.swt.layout.GridLayout layout = new org.eclipse.swt.layout.GridLayout();
org.eclipse.swt.layout.GridData gd;
layout.numColumns = 2;
layout.marginHeight = 0;
layout.marginWidth = 0;
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING);
settingComposite.setLayout(layout);
settingComposite.setLayoutData(gd);
enableCheckbox = new org.eclipse.swt.widgets.Button(settingComposite, org.eclipse.swt.SWT.CHECK);
enableCheckbox.setText("Enable");
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING);
gd.horizontalAlignment = org.eclipse.swt.layout.GridData.BEGINNING;
gd.horizontalSpan = 2;
enableCheckbox.setLayoutData(gd);
colorEditorLabel = new org.eclipse.swt.widgets.Label(settingComposite, org.eclipse.swt.SWT.LEFT);
colorEditorLabel.setText("Color:");
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.HORIZONTAL_ALIGN_BEGINNING);
gd.horizontalIndent = 20;
colorEditorLabel.setLayoutData(gd);
matchingBracketsColorEditor = new org.eclipse.jface.preference.ColorSelector(settingComposite);
matchingBracketsColorButton = matchingBracketsColorEditor.getButton();
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.HORIZONTAL_ALIGN_BEGINNING);
matchingBracketsColorButton.setLayoutData(gd);
org.eclipse.swt.widgets.Composite tokenSelectionComposite = new org.eclipse.swt.widgets.Composite(settingComposite, org.eclipse.swt.SWT.NONE);
layout = new org.eclipse.swt.layout.GridLayout();
layout.numColumns = 3;
layout.marginHeight = 0;
layout.marginWidth = 0;
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.FILL_HORIZONTAL);
gd.horizontalSpan = 2;
gd.verticalIndent = 20;
tokenSelectionComposite.setLayout(layout);
tokenSelectionComposite.setLayoutData(gd);
bracketTokensLabel = new org.eclipse.swt.widgets.Label(tokenSelectionComposite, org.eclipse.swt.SWT.LEFT);
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING);
gd.horizontalSpan = 3;
bracketTokensLabel.setText("Add new bracket pair");
bracketTokensLabel.setLayoutData(gd);
leftBracketTokensCombo = new org.eclipse.swt.widgets.Combo(tokenSelectionComposite,org.eclipse.swt.SWT.DROP_DOWN | org.eclipse.swt.SWT.READ_ONLY);
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING);
leftBracketTokensCombo.setLayoutData(gd);
rightBracketTokensCombo = new org.eclipse.swt.widgets.Combo(tokenSelectionComposite,org.eclipse.swt.SWT.DROP_DOWN | org.eclipse.swt.SWT.READ_ONLY);
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.FILL);
rightBracketTokensCombo.setLayoutData(gd);
addBracketButton = new org.eclipse.swt.widgets.Button(tokenSelectionComposite, org.eclipse.swt.SWT.PUSH);
addBracketButton.setText("Add");
addBracketButton.setLayoutData(new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING, org.eclipse.swt.layout.GridData.BEGINNING, false, false));
org.eclipse.swt.widgets.Label configurePairsLabel = new org.eclipse.swt.widgets.Label(tokenSelectionComposite, org.eclipse.swt.SWT.LEFT);
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING);
gd.horizontalSpan = 3;
gd.verticalIndent = 20;
configurePairsLabel.setText("Configure bracket pairs");
configurePairsLabel.setLayoutData(gd);
bracketsList = new org.eclipse.swt.widgets.List(tokenSelectionComposite, org.eclipse.swt.SWT.MULTI);
gd = new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.CENTER, org.eclipse.swt.layout.GridData.FILL, false, true);
gd.horizontalSpan = 2;
gd.verticalSpan = 4;
gd.widthHint = 100;
gd.heightHint = 300;
bracketsList.setLayoutData(gd);
enableClosingInside = new org.eclipse.swt.widgets.Button(tokenSelectionComposite, org.eclipse.swt.SWT.CHECK);
enableClosingInside.setText("Enable closing inside");
enableClosingInside.setToolTipText("If this option is enabled, other bracket pair can close inside this pair automatically.");
enableClosingInside.setLayoutData(new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING,
org.eclipse.swt.layout.GridData.BEGINNING, false, false));
removeBracketButton = new org.eclipse.swt.widgets.Button(tokenSelectionComposite, org.eclipse.swt.SWT.PUSH);
removeBracketButton.setText("Remove");
removeBracketButton.setLayoutData(new org.eclipse.swt.layout.GridData(org.eclipse.swt.layout.GridData.BEGINNING,
org.eclipse.swt.layout.GridData.BEGINNING, false, false));
addListenersToStyleButtons();
settingComposite.layout(false);
handleMatchingBracketsSelection();
return settingComposite;
}
/**
* Initialize and handle the values of this preference page.
*/
private void handleMatchingBracketsSelection() {
// not for the case of none existing language
enableCheckbox.setSelection(getPreferenceStore().getBoolean( org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_MATCHING_BRACKETS_CHECKBOX));
enableClosingInside.setSelection(false);
matchingBracketsColorButton.setEnabled(getPreferenceStore().getBoolean( org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_MATCHING_BRACKETS_CHECKBOX));
org.eclipse.swt.graphics.RGB rgb = org.eclipse.jface.preference.PreferenceConverter.getColor(getPreferenceStore(),
BRACKETS_COLOR);
matchingBracketsColorEditor.setColorValue(rgb);
removeBracketButton.setEnabled(false);
initializeLanguage();
bracketsTmp.setBrackets(getPreferenceStore().getString(language + org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_BRACKETS_SUFFIX));
String[] brackets = bracketsTmp.getBracketArray();
if (brackets != null) {
bracketsList.setItems(brackets);
}
}
public void initializeLanguage() {
bracketSetTemp.put(language, bracketsTmp.getBracketString());
bracketsTmp.setBrackets(bracketSetTemp.get(language));
leftBracketTokensCombo.setItems(ALL_LEFT_BRACKETS);
leftBracketTokensCombo.select(0);
rightBracketTokensCombo.setItems(ALL_RIGHT_BRACKETS);
rightBracketTokensCombo.select(0);
bracketsList.setItems(bracketsTmp.getBracketArray());
}
private void addListenersToStyleButtons() {
enableCheckbox.addSelectionListener(new org.eclipse.swt.events.SelectionListener() {
public void widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent e) {
}
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
matchingBracketsColorButton.setEnabled(enableCheckbox.getSelection());
}
});
addBracketButton.addSelectionListener(new org.eclipse.swt.events.SelectionListener() {
public void widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent e) {
}
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
String open = leftBracketTokensCombo.getText();
String close = rightBracketTokensCombo.getText();
if (bracketsTmp.isBracket(open) || bracketsTmp.isBracket(close)) {
setErrorMessage("One or both bracket parts are set!");
} else {
bracketsTmp.addBracketPair(open, close, enableClosingInside.getSelection());
bracketsList.setItems(bracketsTmp.getBracketArray());
setErrorMessage(null);
bracketSetTemp.put(language, bracketsTmp.getBracketString());
}
}
});
removeBracketButton.addSelectionListener(new org.eclipse.swt.events.SelectionListener() {
public void widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent e) {
}
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
bracketsTmp.removeBracketPairs(bracketsList.getSelection());
setErrorMessage(null);
bracketsList.setItems(bracketsTmp.getBracketArray());
bracketSetTemp.put(language, bracketsTmp.getBracketString());
}
});
bracketsList.addSelectionListener(new org.eclipse.swt.events.SelectionListener() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
boolean isClosingInside = true;
int[] itemIndices = bracketsList.getSelectionIndices();
for (int index : itemIndices) {
org.feature.multi.perspective.mapping.viewmapping.resource.mtext.IMtextBracketPair bracketPair = bracketsTmp.getBracketPair(index);
if (bracketPair != null && !bracketPair.isClosingEnabledInside()) {
isClosingInside = false;
break;
}
}
enableClosingInside.setSelection(isClosingInside);
removeBracketButton.setEnabled(itemIndices.length > 0);
}
public void widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent e) {
}
});
enableClosingInside.addSelectionListener(new org.eclipse.swt.events.SelectionListener() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
boolean isClosingInside = enableClosingInside.getSelection();
int[] itemIndices = bracketsList.getSelectionIndices();
for (int idx : itemIndices) {
org.feature.multi.perspective.mapping.viewmapping.resource.mtext.IMtextBracketPair bracketPair = bracketsTmp.getBracketPair(idx);
if (bracketPair != null) bracketsTmp.setClosingEnabledInside(bracketPair, isClosingInside);
}
bracketSetTemp.put(language, bracketsTmp.getBracketString());
}
public void widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent e) {
}
});
}
/**
* Sets the default values for this preference page.
*/
protected void performDefaults() {
enableCheckbox.setSelection(getPreferenceStore().getDefaultBoolean(org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_MATCHING_BRACKETS_CHECKBOX));
matchingBracketsColorButton.setEnabled(enableCheckbox.getSelection());
matchingBracketsColorEditor.setColorValue(org.eclipse.jface.preference.PreferenceConverter.getDefaultColor(getPreferenceStore(), BRACKETS_COLOR));
bracketSetTemp.put(language, getPreferenceStore().getDefaultString(language + org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_BRACKETS_SUFFIX));
bracketsTmp.setBrackets(bracketSetTemp.get(language));
bracketsList.setItems(bracketsTmp.getBracketArray());
enableClosingInside.setSelection(false);
}
public boolean performOk() {
if (!super.performOk()) {
return false;
}
updateActiveEditor();
return true;
}
protected void performApply() {
updateActiveEditor();
}
/**
* Sets the chosen options to the preference store and refreshes it in the editor.
*/
private void updateActiveEditor() {
// set the values after ok or apply
org.eclipse.jface.preference.PreferenceConverter.setValue(getPreferenceStore(), BRACKETS_COLOR, matchingBracketsColorEditor.getColorValue());
getPreferenceStore().setValue(org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_MATCHING_BRACKETS_CHECKBOX, enableCheckbox.getSelection());
getPreferenceStore().setValue(language + org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextPreferenceConstants.EDITOR_BRACKETS_SUFFIX, bracketSetTemp.get(language));
org.eclipse.ui.IWorkbench workbench = org.eclipse.ui.PlatformUI.getWorkbench();
org.eclipse.ui.IEditorPart editor = workbench.getActiveWorkbenchWindow().getActivePage().getActiveEditor();
if (editor != null && editor instanceof org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextEditor) {
((org.feature.multi.perspective.mapping.viewmapping.resource.mtext.ui.MtextEditor) editor).invalidateTextRepresentation();
}
}
}