/*
* Copyright 2000-2014 JetBrains s.r.o.
*
* 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.intellij.vcs.log.ui.filter;
import com.intellij.openapi.actionSystem.ActionGroup;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.DefaultActionGroup;
import com.intellij.openapi.project.DumbAwareAction;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.popup.JBPopup;
import com.intellij.openapi.ui.popup.JBPopupAdapter;
import com.intellij.openapi.ui.popup.LightweightWindowEvent;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.vcs.log.VcsLogFilter;
import com.intellij.vcs.log.data.MainVcsLogUiProperties;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
abstract class MultipleValueFilterPopupComponent<Filter extends VcsLogFilter> extends FilterPopupComponent<Filter> {
private static final int MAX_FILTER_VALUE_LENGTH = 30;
@NotNull protected final MainVcsLogUiProperties myUiProperties;
MultipleValueFilterPopupComponent(@NotNull String filterName,
@NotNull MainVcsLogUiProperties uiProperties,
@NotNull FilterModel<Filter> filterModel) {
super(filterName, filterModel);
myUiProperties = uiProperties;
}
@NotNull
protected abstract List<List<String>> getRecentValuesFromSettings();
protected abstract void rememberValuesInSettings(@NotNull Collection<String> values);
@NotNull
protected abstract List<String> getAllValues();
@NotNull
protected ActionGroup createRecentItemsActionGroup() {
DefaultActionGroup group = new DefaultActionGroup();
List<List<String>> recentlyFiltered = getRecentValuesFromSettings();
if (!recentlyFiltered.isEmpty()) {
group.addSeparator("Recent");
for (List<String> recentGroup : recentlyFiltered) {
if (!recentGroup.isEmpty()) {
group.add(new PredefinedValueAction(recentGroup));
}
}
group.addSeparator();
}
return group;
}
@NotNull
static String displayableText(@NotNull Collection<String> values) {
if (values.size() == 1) {
return values.iterator().next();
}
return StringUtil.shortenTextWithEllipsis(StringUtil.join(values, "|"), MAX_FILTER_VALUE_LENGTH, 0, true);
}
@NotNull
static String tooltip(@NotNull Collection<String> values) {
return StringUtil.join(values, ", ");
}
@NotNull
protected AnAction createSelectMultipleValuesAction() {
return new SelectMultipleValuesAction();
}
/**
* Return true if the filter supports "negative" values, i.e. values like "-value" which means "match anything but 'value'".
*/
protected boolean supportsNegativeValues() {
return false;
}
protected class PredefinedValueAction extends DumbAwareAction {
@NotNull protected final List<String> myValues;
public PredefinedValueAction(@NotNull String value) {
this(Collections.singletonList(value));
}
public PredefinedValueAction(@NotNull List<String> values) {
super(null, tooltip(values), null);
getTemplatePresentation().setText(displayableText(values), false);
myValues = values;
}
@Override
public void actionPerformed(@NotNull AnActionEvent e) {
myFilterModel.setFilter(myFilterModel.createFilter(myValues));
rememberValuesInSettings(myValues);
}
}
private class SelectMultipleValuesAction extends DumbAwareAction {
@NotNull private final Collection<String> myVariants;
SelectMultipleValuesAction() {
super("Select...");
myVariants = getAllValues();
}
@Override
public void actionPerformed(@NotNull AnActionEvent e) {
Project project = e.getProject();
if (project == null) {
return;
}
Filter filter = myFilterModel.getFilter();
List<String> values = filter == null
? Collections.emptyList()
: myFilterModel.getFilterValues(filter);
final MultilinePopupBuilder popupBuilder = new MultilinePopupBuilder(project, myVariants,
getPopupText(values),
supportsNegativeValues());
JBPopup popup = popupBuilder.createPopup();
popup.addListener(new JBPopupAdapter() {
@Override
public void onClosed(LightweightWindowEvent event) {
if (event.isOk()) {
List<String> selectedValues = popupBuilder.getSelectedValues();
if (selectedValues.isEmpty()) {
myFilterModel.setFilter(null);
}
else {
myFilterModel.setFilter(myFilterModel.createFilter(selectedValues));
rememberValuesInSettings(selectedValues);
}
}
}
});
popup.showUnderneathOf(MultipleValueFilterPopupComponent.this);
}
@NotNull
private String getPopupText(@Nullable Collection<String> selectedValues) {
return selectedValues == null || selectedValues.isEmpty() ? "" : StringUtil.join(selectedValues, "\n");
}
}
}