| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.idea.blaze.base.wizard; |
| |
| import com.intellij.ide.util.PropertiesComponent; |
| import com.intellij.openapi.fileChooser.FileChooserDescriptor; |
| import com.intellij.openapi.fileChooser.FileChooserDialog; |
| import com.intellij.openapi.fileChooser.FileChooserFactory; |
| import com.intellij.openapi.vfs.LocalFileSystem; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import org.jetbrains.annotations.NonNls; |
| |
| import javax.annotation.Nullable; |
| |
| public final class BlazeImportFileChooser { |
| private static final String WIZARD_TITLE = "Import Blaze Project"; |
| private static final String WIZARD_DESCRIPTION = "Select a workspace, a .blazeproject file, or a BUILD file to import"; |
| @NonNls |
| private static final String LAST_IMPORTED_LOCATION = "last.imported.location"; |
| |
| |
| private static final class BlazeFileChooser extends FileChooserDescriptor { |
| BlazeFileChooser() { |
| super(true, true, false, false, false, false); |
| } |
| |
| @Override |
| public boolean isFileSelectable(VirtualFile file) { |
| // Default implementation doesn't filter directories, we want to make sure only workspace roots are selectable |
| return super.isFileSelectable(file) && ImportSource.canImport(file); |
| } |
| } |
| |
| private static FileChooserDescriptor createFileChooserDescriptor() { |
| return new BlazeFileChooser() |
| .withShowHiddenFiles(true) // Show root project view file |
| .withHideIgnored(false) |
| .withTitle(WIZARD_TITLE) |
| .withDescription(WIZARD_DESCRIPTION) |
| .withFileFilter(ImportSource::canImport); |
| } |
| |
| @Nullable |
| public static VirtualFile getFileToImport() { |
| FileChooserDescriptor descriptor = createFileChooserDescriptor(); |
| FileChooserDialog chooser = FileChooserFactory.getInstance().createFileChooser(descriptor, null, null); |
| VirtualFile toSelect = null; |
| String lastLocation = PropertiesComponent.getInstance().getValue(LAST_IMPORTED_LOCATION); |
| if (lastLocation != null) { |
| toSelect = LocalFileSystem.getInstance().refreshAndFindFileByPath(lastLocation); |
| } |
| VirtualFile[] files = chooser.choose(null, toSelect); |
| if (files.length == 0) { |
| return null; |
| } |
| VirtualFile file = files[0]; |
| PropertiesComponent.getInstance().setValue(LAST_IMPORTED_LOCATION, file.getPath()); |
| return file; |
| } |
| } |