gerrit-gwtui/src/main/java/com/google/gerrit/client/account/MyPreferencesScreen.java - gerrit - Git at Google

 // Copyright (C) 2008 The Android Open Source Project
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 // http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.

 package com.google.gerrit.client.account;

 import static com.google.gerrit.reviewdb.client.AccountGeneralPreferences.DEFAULT_PAGESIZE;
 import static com.google.gerrit.reviewdb.client.AccountGeneralPreferences.PAGESIZE_CHOICES;

 import com.google.gerrit.client.Gerrit;
 import com.google.gerrit.client.rpc.GerritCallback;
 import com.google.gerrit.client.rpc.ScreenLoadCallback;
 import com.google.gerrit.client.ui.OnEditEnabler;
 import com.google.gerrit.reviewdb.client.Account;
 import com.google.gerrit.reviewdb.client.AccountGeneralPreferences;
 import com.google.gerrit.reviewdb.client.AccountGeneralPreferences.CommentVisibilityStrategy;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.i18n.client.DateTimeFormat;
 import com.google.gwt.i18n.client.LocaleInfo;
 import com.google.gwt.user.client.ui.Button;
 import com.google.gwt.user.client.ui.CheckBox;
 import com.google.gwt.user.client.ui.FlowPanel;
 import com.google.gwt.user.client.ui.Grid;
 import com.google.gwt.user.client.ui.ListBox;
 import com.google.gwtjsonrpc.common.VoidResult;

 import java.util.Date;

 public class MyPreferencesScreen extends SettingsScreen {
   private CheckBox showSiteHeader;
   private CheckBox useFlashClipboard;
   private CheckBox copySelfOnEmails;
   private CheckBox reversePatchSetOrder;
   private CheckBox showUsernameInReviewCategory;
   private CheckBox relativeDateInChangeTable;
   private ListBox maximumPageSize;
   private ListBox dateFormat;
   private ListBox timeFormat;
   private ListBox commentVisibilityStrategy;
   private ListBox diffView;
   private Button save;

   @Override
   protected void onInitUI() {
     super.onInitUI();

     showSiteHeader = new CheckBox(Util.C.showSiteHeader());
     useFlashClipboard = new CheckBox(Util.C.useFlashClipboard());
     copySelfOnEmails = new CheckBox(Util.C.copySelfOnEmails());
     reversePatchSetOrder = new CheckBox(Util.C.reversePatchSetOrder());
     showUsernameInReviewCategory = new CheckBox(Util.C.showUsernameInReviewCategory());
     maximumPageSize = new ListBox();
     for (final short v : PAGESIZE_CHOICES) {
       maximumPageSize.addItem(Util.M.rowsPerPage(v), String.valueOf(v));
     }

     commentVisibilityStrategy = new ListBox();
     commentVisibilityStrategy.addItem(
         com.google.gerrit.client.changes.Util.C.messageCollapseAll(),
         AccountGeneralPreferences.CommentVisibilityStrategy.COLLAPSE_ALL.name()
     );
     commentVisibilityStrategy.addItem(
         com.google.gerrit.client.changes.Util.C.messageExpandMostRecent(),
         AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_MOST_RECENT.name()
     );
     commentVisibilityStrategy.addItem(
         com.google.gerrit.client.changes.Util.C.messageExpandRecent(),
         AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_RECENT.name()
     );
     commentVisibilityStrategy.addItem(
         com.google.gerrit.client.changes.Util.C.messageExpandAll(),
         AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_ALL.name()
     );

     diffView = new ListBox();
     diffView.addItem(
         com.google.gerrit.client.changes.Util.C.sideBySide(),
         AccountGeneralPreferences.DiffView.SIDE_BY_SIDE.name()
     );
     diffView.addItem(
         com.google.gerrit.client.changes.Util.C.unifiedDiff(),
         AccountGeneralPreferences.DiffView.UNIFIED_DIFF.name()
     );

     Date now = new Date();
     dateFormat = new ListBox();
     for (AccountGeneralPreferences.DateFormat fmt : AccountGeneralPreferences.DateFormat
         .values()) {
       StringBuilder r = new StringBuilder();
       r.append(DateTimeFormat.getFormat(fmt.getShortFormat()).format(now));
       r.append(" ; ");
       r.append(DateTimeFormat.getFormat(fmt.getLongFormat()).format(now));
       dateFormat.addItem(r.toString(), fmt.name());
     }

     timeFormat = new ListBox();
     for (AccountGeneralPreferences.TimeFormat fmt : AccountGeneralPreferences.TimeFormat
         .values()) {
       StringBuilder r = new StringBuilder();
       r.append(DateTimeFormat.getFormat(fmt.getFormat()).format(now));
       timeFormat.addItem(r.toString(), fmt.name());
     }

     FlowPanel dateTimePanel = new FlowPanel();

     final int labelIdx, fieldIdx;
     if (LocaleInfo.getCurrentLocale().isRTL()) {
       labelIdx = 1;
       fieldIdx = 0;
       dateTimePanel.add(timeFormat);
       dateTimePanel.add(dateFormat);
     } else {
       labelIdx = 0;
       fieldIdx = 1;
       dateTimePanel.add(dateFormat);
       dateTimePanel.add(timeFormat);
     }

     relativeDateInChangeTable = new CheckBox(Util.C.showRelativeDateInChangeTable());

     final Grid formGrid = new Grid(10, 2);

     int row = 0;
     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, showSiteHeader);
     row++;

     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, useFlashClipboard);
     row++;

     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, copySelfOnEmails);
     row++;

     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, reversePatchSetOrder);
     row++;

     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, showUsernameInReviewCategory);
     row++;

     formGrid.setText(row, labelIdx, Util.C.maximumPageSizeFieldLabel());
     formGrid.setWidget(row, fieldIdx, maximumPageSize);
     row++;

     formGrid.setText(row, labelIdx, Util.C.dateFormatLabel());
     formGrid.setWidget(row, fieldIdx, dateTimePanel);
     row++;

     formGrid.setText(row, labelIdx, "");
     formGrid.setWidget(row, fieldIdx, relativeDateInChangeTable);
     row++;

     formGrid.setText(row, labelIdx, Util.C.commentVisibilityLabel());
     formGrid.setWidget(row, fieldIdx, commentVisibilityStrategy);
     row++;

     formGrid.setText(row, labelIdx, Util.C.diffViewLabel());
     formGrid.setWidget(row, fieldIdx, diffView);
     row++;

     add(formGrid);

     save = new Button(Util.C.buttonSaveChanges());
     save.setEnabled(false);
     save.addClickHandler(new ClickHandler() {
       @Override
       public void onClick(final ClickEvent event) {
         doSave();
       }
     });
     add(save);

     final OnEditEnabler e = new OnEditEnabler(save);
     e.listenTo(showSiteHeader);
     e.listenTo(useFlashClipboard);
     e.listenTo(copySelfOnEmails);
     e.listenTo(reversePatchSetOrder);
     e.listenTo(showUsernameInReviewCategory);
     e.listenTo(maximumPageSize);
     e.listenTo(dateFormat);
     e.listenTo(timeFormat);
     e.listenTo(relativeDateInChangeTable);
     e.listenTo(commentVisibilityStrategy);
     e.listenTo(diffView);
   }

   @Override
   protected void onLoad() {
     super.onLoad();
     Util.ACCOUNT_SVC.myAccount(new ScreenLoadCallback<Account>(this) {
       public void preDisplay(final Account result) {
         display(result.getGeneralPreferences());
       }
     });
   }

   private void enable(final boolean on) {
     showSiteHeader.setEnabled(on);
     useFlashClipboard.setEnabled(on);
     copySelfOnEmails.setEnabled(on);
     reversePatchSetOrder.setEnabled(on);
     showUsernameInReviewCategory.setEnabled(on);
     maximumPageSize.setEnabled(on);
     dateFormat.setEnabled(on);
     timeFormat.setEnabled(on);
     relativeDateInChangeTable.setEnabled(on);
     commentVisibilityStrategy.setEnabled(on);
     diffView.setEnabled(on);
   }

   private void display(final AccountGeneralPreferences p) {
     showSiteHeader.setValue(p.isShowSiteHeader());
     useFlashClipboard.setValue(p.isUseFlashClipboard());
     copySelfOnEmails.setValue(p.isCopySelfOnEmails());
     reversePatchSetOrder.setValue(p.isReversePatchSetOrder());
     showUsernameInReviewCategory.setValue(p.isShowUsernameInReviewCategory());
     setListBox(maximumPageSize, DEFAULT_PAGESIZE, p.getMaximumPageSize());
     setListBox(dateFormat, AccountGeneralPreferences.DateFormat.STD, //
         p.getDateFormat());
     setListBox(timeFormat, AccountGeneralPreferences.TimeFormat.HHMM_12, //
         p.getTimeFormat());
     relativeDateInChangeTable.setValue(p.isRelativeDateInChangeTable());
     setListBox(commentVisibilityStrategy,
         AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_RECENT,
         p.getCommentVisibilityStrategy());
     setListBox(diffView,
         AccountGeneralPreferences.DiffView.SIDE_BY_SIDE,
         p.getDiffView());
   }

   private void setListBox(final ListBox f, final short defaultValue,
       final short currentValue) {
     setListBox(f, String.valueOf(defaultValue), String.valueOf(currentValue));
   }

   private <T extends Enum<?>> void setListBox(final ListBox f,
       final T defaultValue, final T currentValue) {
     setListBox(f, defaultValue.name(), //
         currentValue != null ? currentValue.name() : "");
   }

   private void setListBox(final ListBox f, final String defaultValue,
       final String currentValue) {
     final int n = f.getItemCount();
     for (int i = 0; i < n; i++) {
       if (f.getValue(i).equals(currentValue)) {
         f.setSelectedIndex(i);
         return;
       }
     }
     if (currentValue != defaultValue) {
       setListBox(f, defaultValue, defaultValue);
     }
   }

   private short getListBox(final ListBox f, final short defaultValue) {
     final int idx = f.getSelectedIndex();
     if (0 <= idx) {
       return Short.parseShort(f.getValue(idx));
     }
     return defaultValue;
   }

   private <T extends Enum<?>> T getListBox(final ListBox f,
       final T defaultValue, T[] all) {
     final int idx = f.getSelectedIndex();
     if (0 <= idx) {
       String v = f.getValue(idx);
       for (T t : all) {
         if (t.name().equals(v)) {
           return t;
         }
       }
     }
     return defaultValue;
   }

   private void doSave() {
     final AccountGeneralPreferences p = new AccountGeneralPreferences();
     p.setShowSiteHeader(showSiteHeader.getValue());
     p.setUseFlashClipboard(useFlashClipboard.getValue());
     p.setCopySelfOnEmails(copySelfOnEmails.getValue());
     p.setReversePatchSetOrder(reversePatchSetOrder.getValue());
     p.setShowUsernameInReviewCategory(showUsernameInReviewCategory.getValue());
     p.setMaximumPageSize(getListBox(maximumPageSize, DEFAULT_PAGESIZE));
     p.setDateFormat(getListBox(dateFormat,
         AccountGeneralPreferences.DateFormat.STD,
         AccountGeneralPreferences.DateFormat.values()));
     p.setTimeFormat(getListBox(timeFormat,
         AccountGeneralPreferences.TimeFormat.HHMM_12,
         AccountGeneralPreferences.TimeFormat.values()));
     p.setRelativeDateInChangeTable(relativeDateInChangeTable.getValue());
     p.setCommentVisibilityStrategy(getListBox(commentVisibilityStrategy,
         CommentVisibilityStrategy.EXPAND_RECENT,
         CommentVisibilityStrategy.values()));
     p.setDiffView(getListBox(diffView,
         AccountGeneralPreferences.DiffView.SIDE_BY_SIDE,
         AccountGeneralPreferences.DiffView.values()));

     enable(false);
     save.setEnabled(false);

     Util.ACCOUNT_SVC.changePreferences(p, new GerritCallback<VoidResult>() {
       @Override
       public void onSuccess(final VoidResult result) {
         Gerrit.getUserAccount().setGeneralPreferences(p);
         Gerrit.applyUserPreferences();
         enable(true);
       }

       @Override
       public void onFailure(final Throwable caught) {
         enable(true);
         save.setEnabled(true);
         super.onFailure(caught);
       }
     });
   }
 }
	// Copyright (C) 2008 The Android Open Source Project
	//
	// Licensed under the Apache License, Version 2.0 (the "License");
	// you may not use this file except in compliance with the License.
	// You may obtain a copy of the License at
	//
	// http://www.apache.org/licenses/LICENSE-2.0
	//
	// Unless required by applicable law or agreed to in writing, software
	// distributed under the License is distributed on an "AS IS" BASIS,
	// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	// See the License for the specific language governing permissions and
	// limitations under the License.

	package com.google.gerrit.client.account;

	import static com.google.gerrit.reviewdb.client.AccountGeneralPreferences.DEFAULT_PAGESIZE;
	import static com.google.gerrit.reviewdb.client.AccountGeneralPreferences.PAGESIZE_CHOICES;

	import com.google.gerrit.client.Gerrit;
	import com.google.gerrit.client.rpc.GerritCallback;
	import com.google.gerrit.client.rpc.ScreenLoadCallback;
	import com.google.gerrit.client.ui.OnEditEnabler;
	import com.google.gerrit.reviewdb.client.Account;
	import com.google.gerrit.reviewdb.client.AccountGeneralPreferences;
	import com.google.gerrit.reviewdb.client.AccountGeneralPreferences.CommentVisibilityStrategy;
	import com.google.gwt.event.dom.client.ClickEvent;
	import com.google.gwt.event.dom.client.ClickHandler;
	import com.google.gwt.i18n.client.DateTimeFormat;
	import com.google.gwt.i18n.client.LocaleInfo;
	import com.google.gwt.user.client.ui.Button;
	import com.google.gwt.user.client.ui.CheckBox;
	import com.google.gwt.user.client.ui.FlowPanel;
	import com.google.gwt.user.client.ui.Grid;
	import com.google.gwt.user.client.ui.ListBox;
	import com.google.gwtjsonrpc.common.VoidResult;

	import java.util.Date;

	public class MyPreferencesScreen extends SettingsScreen {
	private CheckBox showSiteHeader;
	private CheckBox useFlashClipboard;
	private CheckBox copySelfOnEmails;
	private CheckBox reversePatchSetOrder;
	private CheckBox showUsernameInReviewCategory;
	private CheckBox relativeDateInChangeTable;
	private ListBox maximumPageSize;
	private ListBox dateFormat;
	private ListBox timeFormat;
	private ListBox commentVisibilityStrategy;
	private ListBox diffView;
	private Button save;

	@Override
	protected void onInitUI() {
	super.onInitUI();

	showSiteHeader = new CheckBox(Util.C.showSiteHeader());
	useFlashClipboard = new CheckBox(Util.C.useFlashClipboard());
	copySelfOnEmails = new CheckBox(Util.C.copySelfOnEmails());
	reversePatchSetOrder = new CheckBox(Util.C.reversePatchSetOrder());
	showUsernameInReviewCategory = new CheckBox(Util.C.showUsernameInReviewCategory());
	maximumPageSize = new ListBox();
	for (final short v : PAGESIZE_CHOICES) {
	maximumPageSize.addItem(Util.M.rowsPerPage(v), String.valueOf(v));
	}

	commentVisibilityStrategy = new ListBox();
	commentVisibilityStrategy.addItem(
	com.google.gerrit.client.changes.Util.C.messageCollapseAll(),
	AccountGeneralPreferences.CommentVisibilityStrategy.COLLAPSE_ALL.name()
	);
	commentVisibilityStrategy.addItem(
	com.google.gerrit.client.changes.Util.C.messageExpandMostRecent(),
	AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_MOST_RECENT.name()
	);
	commentVisibilityStrategy.addItem(
	com.google.gerrit.client.changes.Util.C.messageExpandRecent(),
	AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_RECENT.name()
	);
	commentVisibilityStrategy.addItem(
	com.google.gerrit.client.changes.Util.C.messageExpandAll(),
	AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_ALL.name()
	);

	diffView = new ListBox();
	diffView.addItem(
	com.google.gerrit.client.changes.Util.C.sideBySide(),
	AccountGeneralPreferences.DiffView.SIDE_BY_SIDE.name()
	);
	diffView.addItem(
	com.google.gerrit.client.changes.Util.C.unifiedDiff(),
	AccountGeneralPreferences.DiffView.UNIFIED_DIFF.name()
	);

	Date now = new Date();
	dateFormat = new ListBox();
	for (AccountGeneralPreferences.DateFormat fmt : AccountGeneralPreferences.DateFormat
	.values()) {
	StringBuilder r = new StringBuilder();
	r.append(DateTimeFormat.getFormat(fmt.getShortFormat()).format(now));
	r.append(" ; ");
	r.append(DateTimeFormat.getFormat(fmt.getLongFormat()).format(now));
	dateFormat.addItem(r.toString(), fmt.name());
	}

	timeFormat = new ListBox();
	for (AccountGeneralPreferences.TimeFormat fmt : AccountGeneralPreferences.TimeFormat
	.values()) {
	StringBuilder r = new StringBuilder();
	r.append(DateTimeFormat.getFormat(fmt.getFormat()).format(now));
	timeFormat.addItem(r.toString(), fmt.name());
	}

	FlowPanel dateTimePanel = new FlowPanel();

	final int labelIdx, fieldIdx;
	if (LocaleInfo.getCurrentLocale().isRTL()) {
	labelIdx = 1;
	fieldIdx = 0;
	dateTimePanel.add(timeFormat);
	dateTimePanel.add(dateFormat);
	} else {
	labelIdx = 0;
	fieldIdx = 1;
	dateTimePanel.add(dateFormat);
	dateTimePanel.add(timeFormat);
	}

	relativeDateInChangeTable = new CheckBox(Util.C.showRelativeDateInChangeTable());

	final Grid formGrid = new Grid(10, 2);

	int row = 0;
	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, showSiteHeader);
	row++;

	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, useFlashClipboard);
	row++;

	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, copySelfOnEmails);
	row++;

	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, reversePatchSetOrder);
	row++;

	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, showUsernameInReviewCategory);
	row++;

	formGrid.setText(row, labelIdx, Util.C.maximumPageSizeFieldLabel());
	formGrid.setWidget(row, fieldIdx, maximumPageSize);
	row++;

	formGrid.setText(row, labelIdx, Util.C.dateFormatLabel());
	formGrid.setWidget(row, fieldIdx, dateTimePanel);
	row++;

	formGrid.setText(row, labelIdx, "");
	formGrid.setWidget(row, fieldIdx, relativeDateInChangeTable);
	row++;

	formGrid.setText(row, labelIdx, Util.C.commentVisibilityLabel());
	formGrid.setWidget(row, fieldIdx, commentVisibilityStrategy);
	row++;

	formGrid.setText(row, labelIdx, Util.C.diffViewLabel());
	formGrid.setWidget(row, fieldIdx, diffView);
	row++;

	add(formGrid);

	save = new Button(Util.C.buttonSaveChanges());
	save.setEnabled(false);
	save.addClickHandler(new ClickHandler() {
	@Override
	public void onClick(final ClickEvent event) {
	doSave();
	}
	});
	add(save);

	final OnEditEnabler e = new OnEditEnabler(save);
	e.listenTo(showSiteHeader);
	e.listenTo(useFlashClipboard);
	e.listenTo(copySelfOnEmails);
	e.listenTo(reversePatchSetOrder);
	e.listenTo(showUsernameInReviewCategory);
	e.listenTo(maximumPageSize);
	e.listenTo(dateFormat);
	e.listenTo(timeFormat);
	e.listenTo(relativeDateInChangeTable);
	e.listenTo(commentVisibilityStrategy);
	e.listenTo(diffView);
	}

	@Override
	protected void onLoad() {
	super.onLoad();
	Util.ACCOUNT_SVC.myAccount(new ScreenLoadCallback<Account>(this) {
	public void preDisplay(final Account result) {
	display(result.getGeneralPreferences());
	}
	});
	}

	private void enable(final boolean on) {
	showSiteHeader.setEnabled(on);
	useFlashClipboard.setEnabled(on);
	copySelfOnEmails.setEnabled(on);
	reversePatchSetOrder.setEnabled(on);
	showUsernameInReviewCategory.setEnabled(on);
	maximumPageSize.setEnabled(on);
	dateFormat.setEnabled(on);
	timeFormat.setEnabled(on);
	relativeDateInChangeTable.setEnabled(on);
	commentVisibilityStrategy.setEnabled(on);
	diffView.setEnabled(on);
	}

	private void display(final AccountGeneralPreferences p) {
	showSiteHeader.setValue(p.isShowSiteHeader());
	useFlashClipboard.setValue(p.isUseFlashClipboard());
	copySelfOnEmails.setValue(p.isCopySelfOnEmails());
	reversePatchSetOrder.setValue(p.isReversePatchSetOrder());
	showUsernameInReviewCategory.setValue(p.isShowUsernameInReviewCategory());
	setListBox(maximumPageSize, DEFAULT_PAGESIZE, p.getMaximumPageSize());
	setListBox(dateFormat, AccountGeneralPreferences.DateFormat.STD, //
	p.getDateFormat());
	setListBox(timeFormat, AccountGeneralPreferences.TimeFormat.HHMM_12, //
	p.getTimeFormat());
	relativeDateInChangeTable.setValue(p.isRelativeDateInChangeTable());
	setListBox(commentVisibilityStrategy,
	AccountGeneralPreferences.CommentVisibilityStrategy.EXPAND_RECENT,
	p.getCommentVisibilityStrategy());
	setListBox(diffView,
	AccountGeneralPreferences.DiffView.SIDE_BY_SIDE,
	p.getDiffView());
	}

	private void setListBox(final ListBox f, final short defaultValue,
	final short currentValue) {
	setListBox(f, String.valueOf(defaultValue), String.valueOf(currentValue));
	}

	private <T extends Enum<?>> void setListBox(final ListBox f,
	final T defaultValue, final T currentValue) {
	setListBox(f, defaultValue.name(), //
	currentValue != null ? currentValue.name() : "");
	}

	private void setListBox(final ListBox f, final String defaultValue,
	final String currentValue) {
	final int n = f.getItemCount();
	for (int i = 0; i < n; i++) {
	if (f.getValue(i).equals(currentValue)) {
	f.setSelectedIndex(i);
	return;
	}
	}
	if (currentValue != defaultValue) {
	setListBox(f, defaultValue, defaultValue);
	}
	}

	private short getListBox(final ListBox f, final short defaultValue) {
	final int idx = f.getSelectedIndex();
	if (0 <= idx) {
	return Short.parseShort(f.getValue(idx));
	}
	return defaultValue;
	}

	private <T extends Enum<?>> T getListBox(final ListBox f,
	final T defaultValue, T[] all) {
	final int idx = f.getSelectedIndex();
	if (0 <= idx) {
	String v = f.getValue(idx);
	for (T t : all) {
	if (t.name().equals(v)) {
	return t;
	}
	}
	}
	return defaultValue;
	}

	private void doSave() {
	final AccountGeneralPreferences p = new AccountGeneralPreferences();
	p.setShowSiteHeader(showSiteHeader.getValue());
	p.setUseFlashClipboard(useFlashClipboard.getValue());
	p.setCopySelfOnEmails(copySelfOnEmails.getValue());
	p.setReversePatchSetOrder(reversePatchSetOrder.getValue());
	p.setShowUsernameInReviewCategory(showUsernameInReviewCategory.getValue());
	p.setMaximumPageSize(getListBox(maximumPageSize, DEFAULT_PAGESIZE));
	p.setDateFormat(getListBox(dateFormat,
	AccountGeneralPreferences.DateFormat.STD,
	AccountGeneralPreferences.DateFormat.values()));
	p.setTimeFormat(getListBox(timeFormat,
	AccountGeneralPreferences.TimeFormat.HHMM_12,
	AccountGeneralPreferences.TimeFormat.values()));
	p.setRelativeDateInChangeTable(relativeDateInChangeTable.getValue());
	p.setCommentVisibilityStrategy(getListBox(commentVisibilityStrategy,
	CommentVisibilityStrategy.EXPAND_RECENT,
	CommentVisibilityStrategy.values()));
	p.setDiffView(getListBox(diffView,
	AccountGeneralPreferences.DiffView.SIDE_BY_SIDE,
	AccountGeneralPreferences.DiffView.values()));

	enable(false);
	save.setEnabled(false);

	Util.ACCOUNT_SVC.changePreferences(p, new GerritCallback<VoidResult>() {
	@Override
	public void onSuccess(final VoidResult result) {
	Gerrit.getUserAccount().setGeneralPreferences(p);
	Gerrit.applyUserPreferences();
	enable(true);
	}

	@Override
	public void onFailure(final Throwable caught) {
	enable(true);
	save.setEnabled(true);
	super.onFailure(caught);
	}
	});
	}
	}