/*
* Copyright 2000-2016 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.ide.actions;
import com.intellij.icons.AllIcons;
import com.intellij.ide.IdeBundle;
import com.intellij.ide.highlighter.ProjectFileType;
import com.intellij.ide.impl.ProjectUtil;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.application.ApplicationNamesInfo;
import com.intellij.openapi.fileChooser.FileChooser;
import com.intellij.openapi.fileChooser.FileChooserDescriptor;
import com.intellij.openapi.fileChooser.FileChooserDescriptorFactory;
import com.intellij.openapi.fileChooser.PathChooserDialog;
import com.intellij.openapi.fileChooser.impl.FileChooserUtil;
import com.intellij.openapi.fileEditor.FileEditorManager;
import com.intellij.openapi.fileEditor.FileEditorProvider;
import com.intellij.openapi.fileEditor.OpenFileDescriptor;
import com.intellij.openapi.fileEditor.ex.FileEditorProviderManager;
import com.intellij.openapi.fileEditor.impl.NonProjectFileWritingAccessProvider;
import com.intellij.openapi.fileTypes.FileType;
import com.intellij.openapi.fileTypes.ex.FileTypeChooser;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.Messages;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VfsUtil;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.wm.impl.welcomeScreen.NewWelcomeScreen;
import com.intellij.platform.PlatformProjectOpenProcessor;
import com.intellij.projectImport.ProjectAttachProcessor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.EnumSet;
import java.util.List;
public class OpenFileAction extends AnAction implements DumbAware {
@Override
public void actionPerformed(@NotNull AnActionEvent e) {
final Project project = e.getProject();
final boolean showFiles = project != null || PlatformProjectOpenProcessor.getInstanceIfItExists() != null;
final FileChooserDescriptor descriptor = showFiles ? new ProjectOrFileChooserDescriptor() : new ProjectOnlyFileChooserDescriptor();
descriptor.putUserData(PathChooserDialog.PREFER_LAST_OVER_EXPLICIT, showFiles);
FileChooser.chooseFiles(descriptor, project, getPathToSelect(), files -> {
for (VirtualFile file : files) {
if (!descriptor.isFileSelectable(file)) {
String message = IdeBundle.message("error.dir.contains.no.project", file.getPresentableUrl());
Messages.showInfoMessage(project, message, IdeBundle.message("title.cannot.open.project"));
return;
}
}
doOpenFile(project, files);
});
}
@Nullable
protected VirtualFile getPathToSelect() {
return VfsUtil.getUserHomeDir();
}
@Override
public void update(@NotNull AnActionEvent e) {
if (NewWelcomeScreen.isNewWelcomeScreen(e)) {
e.getPresentation().setIcon(AllIcons.Welcome.OpenProject);
}
}
private static void doOpenFile(@Nullable Project project, @NotNull List<VirtualFile> result) {
for (VirtualFile file : result) {
if (file.isDirectory()) {
Project openedProject;
if (ProjectAttachProcessor.canAttachToProject()) {
EnumSet<PlatformProjectOpenProcessor.Option> options = EnumSet.noneOf(PlatformProjectOpenProcessor.Option.class);
openedProject = PlatformProjectOpenProcessor.doOpenProject(file, project, -1, null, options);
}
else {
openedProject = ProjectUtil.openOrImport(file.getPath(), project, false);
}
FileChooserUtil.setLastOpenedFile(openedProject, file);
return;
}
// try to open as a project - unless the file is an .ipr of the current one
if ((project == null || !file.equals(project.getProjectFile())) && OpenProjectFileChooserDescriptor.isProjectFile(file)) {
int answer = file.getFileType() instanceof ProjectFileType
? Messages.YES
: Messages.showYesNoCancelDialog(project,
IdeBundle.message("message.open.file.is.project", file.getName()),
IdeBundle.message("title.open.project"),
IdeBundle.message("message.open.file.is.project.open.as.project"),
IdeBundle.message("message.open.file.is.project.open.as.file"),
IdeBundle.message("button.cancel"),
Messages.getQuestionIcon());
if (answer == Messages.CANCEL) return;
if (answer == Messages.YES) {
Project openedProject = ProjectUtil.openOrImport(file.getPath(), project, false);
if (openedProject != null) {
FileChooserUtil.setLastOpenedFile(openedProject, file);
}
return;
}
}
FileType type = FileTypeChooser.getKnownFileTypeOrAssociate(file, project);
if (type == null) return;
if (project != null) {
openFile(file, project);
}
else {
PlatformProjectOpenProcessor processor = PlatformProjectOpenProcessor.getInstanceIfItExists();
if (processor != null) {
processor.doOpenProject(file, null, false);
}
}
}
}
public static void openFile(String filePath, @NotNull Project project) {
VirtualFile file = LocalFileSystem.getInstance().refreshAndFindFileByPath(filePath);
if (file != null && file.isValid()) {
openFile(file, project);
}
}
public static void openFile(VirtualFile file, @NotNull Project project) {
FileEditorProvider[] providers = FileEditorProviderManager.getInstance().getProviders(project, file);
if (providers.length == 0) {
String message = IdeBundle.message("error.files.of.this.type.cannot.be.opened", ApplicationNamesInfo.getInstance().getProductName());
Messages.showErrorDialog(project, message, IdeBundle.message("title.cannot.open.file"));
return;
}
NonProjectFileWritingAccessProvider.allowWriting(file);
OpenFileDescriptor descriptor = new OpenFileDescriptor(project, file);
FileEditorManager.getInstance(project).openTextEditor(descriptor, true);
}
private static class ProjectOnlyFileChooserDescriptor extends OpenProjectFileChooserDescriptor {
public ProjectOnlyFileChooserDescriptor() {
super(true);
setTitle(IdeBundle.message("title.open.project"));
}
}
// vanilla OpenProjectFileChooserDescriptor only accepts project files; this one is overridden to accept any files
private static class ProjectOrFileChooserDescriptor extends OpenProjectFileChooserDescriptor {
private final FileChooserDescriptor myStandardDescriptor =
FileChooserDescriptorFactory.createSingleFileNoJarsDescriptor().withHideIgnored(false);
public ProjectOrFileChooserDescriptor() {
super(true);
setTitle(IdeBundle.message("title.open.file.or.project"));
}
@Override
public boolean isFileVisible(VirtualFile file, boolean showHiddenFiles) {
return file.isDirectory() ? super.isFileVisible(file, showHiddenFiles) : myStandardDescriptor.isFileVisible(file, showHiddenFiles);
}
@Override
public boolean isFileSelectable(VirtualFile file) {
return file.isDirectory() ? super.isFileSelectable(file) : myStandardDescriptor.isFileSelectable(file);
}
@Override
public boolean isChooseMultiple() {
return true;
}
}
}