com.intellij.openapi.fileChooser.FileSaverDescriptor.java Source code

Introduction

Here is the source code for com.intellij.openapi.fileChooser.FileSaverDescriptor.java

Source

// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.

package com.intellij.openapi.fileChooser;

import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.util.ArrayUtilRt;
import org.jetbrains.annotations.Nls;
import org.jetbrains.annotations.NotNull;

import java.util.Arrays;
import java.util.List;

/**
 * Defines save dialog behaviour
 *
 * @author Konstantin Bulenkov
 * @see FileSaverDialog
 * @see FileChooserDescriptor
 */
public class FileSaverDescriptor extends FileChooserDescriptor implements Cloneable {
    private final List<String> extensions;

    /**
     * Constructs save dialog properties
     *
     * @param title save dialog text title (not window title)
     * @param description description
     * @param extensions accepted file extensions: "txt", "jpg", etc. Accepts all if empty
     */
    public FileSaverDescriptor(@Nls(capitalization = Nls.Capitalization.Title) @NotNull String title,
            @Nls(capitalization = Nls.Capitalization.Sentence) @NotNull String description, String... extensions) {
        super(true, true, true, true, false, false);
        setTitle(title);
        setDescription(description);
        this.extensions = Arrays.asList(extensions);
    }

    @Override
    public boolean isFileVisible(VirtualFile file, boolean showHiddenFiles) {
        return extensions.isEmpty() || file.isDirectory() ? super.isFileVisible(file, showHiddenFiles)
                : extensions.contains(file.getExtension());
    }

    /**
     * Returns accepted file extensions
     *
     * @return accepted file extensions
     */
    public String[] getFileExtensions() {
        return ArrayUtilRt.toStringArray(extensions);
    }
}