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/*
* Copyright 2000-2013 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.AnActionEvent;
import com.intellij.openapi.actionSystem.DefaultActionGroup;
import com.intellij.openapi.project.DumbAwareAction;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.util.Function;
import com.intellij.util.containers.ContainerUtil;
import com.intellij.vcs.log.VcsLogStructureFilter;
import com.intellij.vcs.log.data.VcsLogStructureFilterImpl;
import com.intellij.vcs.log.ui.VcsStructureChooser;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
class StructureFilterPopupComponent extends FilterPopupComponent<VcsLogStructureFilter> {
public static final int FILTER_LABEL_LENGTH = 20;
@NotNull private final Collection<VirtualFile> myRoots;
@NotNull private final Collection<VirtualFile> myFiles;
public StructureFilterPopupComponent(@NotNull VcsLogClassicFilterUi filterUi, @NotNull Collection<VirtualFile> roots) {
super(filterUi, "Structure");
myRoots = roots;
myFiles = ContainerUtil.newArrayList();
}
@Override
protected ActionGroup createActionGroup() {
return new DefaultActionGroup(createAllAction(), new SelectAction());
}
@Nullable
@Override
protected VcsLogStructureFilter getFilter() {
return getValue() == ALL || myFiles.isEmpty() ? null : new VcsLogStructureFilterImpl(myFiles, myRoots);
}
private void setValue(@NotNull Collection<VirtualFile> files) {
if (files.size() == 0) {
setValue(ALL);
}
else if (files.size() == 1) {
VirtualFile file = files.iterator().next();
setValue(StringUtil.shortenPathWithEllipsis(file.getPresentableUrl(), FILTER_LABEL_LENGTH), getTooltip(files));
}
else {
setValue(files.size() + " items", getTooltip(files));
}
}
@NotNull
private static String getTooltip(@NotNull Collection<VirtualFile> files) {
List<VirtualFile> filesToDisplay = new ArrayList<VirtualFile>(files);
if (files.size() > 10) {
filesToDisplay = filesToDisplay.subList(0, 10);
}
String tooltip = StringUtil.join(filesToDisplay, new Function<VirtualFile, String>() {
@Override
public String fun(VirtualFile file) {
return file.getPresentableUrl();
}
}, "\n");
if (files.size() > 10) {
tooltip += "\n...";
}
return tooltip;
}
private class SelectAction extends DumbAwareAction {
SelectAction() {
super("Select...");
}
@Override
public void actionPerformed(AnActionEvent e) {
Project project = e.getProject();
assert project != null;
VcsStructureChooser chooser = new VcsStructureChooser(project, "Select Files or Folders to Filter", myFiles,
new ArrayList<VirtualFile>(myRoots));
if (chooser.showAndGet()) {
myFiles.clear();
myFiles.addAll(chooser.getSelectedFiles());
setValue(myFiles);
applyFilters();
}
}
}
}
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