com.intellij.lang.properties.editor.ResourceBundleEditorProvider.java Source code

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Here is the source code for com.intellij.lang.properties.editor.ResourceBundleEditorProvider.java

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/*
 * Copyright 2000-2009 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.lang.properties.editor;

import com.intellij.lang.properties.ResourceBundle;
import com.intellij.lang.properties.psi.PropertiesFile;
import com.intellij.openapi.fileEditor.FileEditor;
import com.intellij.openapi.fileEditor.FileEditorPolicy;
import com.intellij.openapi.fileEditor.FileEditorProvider;
import com.intellij.openapi.fileEditor.FileEditorState;
import com.intellij.openapi.fileTypes.FileTypeConsumer;
import com.intellij.openapi.fileTypes.FileTypeFactory;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Disposer;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiManager;
import org.jdom.Element;
import org.jetbrains.annotations.NotNull;

public class ResourceBundleEditorProvider extends FileTypeFactory implements FileEditorProvider {
    private static final ResourceBundleFileType RESOURCE_BUNDLE_FILE_TYPE = new ResourceBundleFileType();

    public boolean accept(@NotNull Project project, @NotNull VirtualFile file) {
        if (file instanceof ResourceBundleAsVirtualFile)
            return true;
        PsiFile psiFile = PsiManager.getInstance(project).findFile(file);
        return psiFile instanceof PropertiesFile
                && ((PropertiesFile) psiFile).getResourceBundle().getPropertiesFiles(project).size() > 1;
    }

    @NotNull
    public FileEditor createEditor(@NotNull Project project, @NotNull final VirtualFile file) {
        ResourceBundle resourceBundle;
        if (file instanceof ResourceBundleAsVirtualFile) {
            resourceBundle = ((ResourceBundleAsVirtualFile) file).getResourceBundle();
        } else {
            PropertiesFile psiFile = (PropertiesFile) PsiManager.getInstance(project).findFile(file);
            if (psiFile == null) {
                throw new IllegalArgumentException("psifile cannot be null");
            }
            resourceBundle = psiFile.getResourceBundle();
        }

        return new ResourceBundleEditor(project, resourceBundle);
    }

    public void disposeEditor(@NotNull FileEditor editor) {
        Disposer.dispose(editor);
    }

    @NotNull
    public FileEditorState readState(@NotNull Element element, @NotNull Project project,
            @NotNull VirtualFile file) {
        return new ResourceBundleEditor.ResourceBundleEditorState(null);
    }

    public void writeState(@NotNull FileEditorState state, @NotNull Project project, @NotNull Element element) {
    }

    @NotNull
    public FileEditorPolicy getPolicy() {
        return FileEditorPolicy.PLACE_AFTER_DEFAULT_EDITOR;
    }

    @NotNull
    public String getEditorTypeId() {
        return "ResourceBundle";
    }

    public void createFileTypes(@NotNull final FileTypeConsumer consumer) {
        consumer.consume(RESOURCE_BUNDLE_FILE_TYPE, "");
    }
}