import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
@Override
public void process(final LmlParser parser, final LmlTag tag, final FileChooser actor,
        final String rawAttributeData) {
    final ActorConsumer<?, FileChooser> action = parser.parseAction(rawAttributeData, actor);
    if (action == null) {
        parser.throwErrorIfStrict(
                "File type filter attribute expects an action that returns a FileTypeFilter instance. Action not found for: "
                        + rawAttributeData);
    }
    final Object result = action.consume(actor);
    if (result instanceof FileTypeFilter) {
        actor.setFileTypeFilter((FileTypeFilter) result);
    } else {
        parser.throwErrorIfStrict(
                "Unable to set file type filter. A method returning FileTypeFilter instance is required; got result: "
                        + result);
    }
}
 

import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
public void onEnter() {
	super.onEnter();
	
	chooser = VisUIHelper.createOpenFileChooser(800, 450);
	_visUI.getGdxUI().addUIDefault(chooser);
	
	chooser.setListener(new StreamingFileChooserListener() {
		@Override
		public void selected (FileHandle file) {
			switch(chooser.getMode()) {
			case OPEN:
				System.out.println("openFile:" + file.name());
				break;
			case SAVE:
				System.out.println("saveFile:" + file.name());
				break;
			}
		}
		public void canceled() {
			System.out.println("cancel");
		}
	});
	final FileTypeFilter typeFilter = new FileTypeFilter(true);
	typeFilter.addRule("Image files (*.png, *.jpg, *.gif)", "png", "jpg", "gif");
	typeFilter.addRule("Text files (*.txt)", "txt");
	typeFilter.addRule("Audio files (*.mp3, *.wav, *.ogg)", "mp3", "wav", "ogg");
	chooser.setFileTypeFilter(typeFilter);
	
	VisWindow window = VisUIHelper.createWindow("testWindow", 600, 388, true);
	_visUI.getGdxUI().addUIDefault(window);
}
 

import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
public void initExport(MenuView menuView) {
	FileTypeFilter typeFilter = new FileTypeFilter(false); //allow "All Types" mode where all files are shown
	typeFilter.addRule("Audio files (*.wav)", "wav");
	fileChooser.setFileTypeFilter(typeFilter);

	fileChooser.setMode(FileChooser.Mode.SAVE);
	fileChooser.setSize(ChiptuneTracker.getInstance().getAsciiTerminal().getFullWidth(), ChiptuneTracker.getInstance().getAsciiTerminal().getFullHeight());

	fileChooser.setListener(new FileChooserAdapter() {
		@Override
		public void selected(Array<FileHandle> files) {
			File file = files.first().file();

			if (!getExtension(file.getName()).equalsIgnoreCase("wav")) {
				file = new File(file.getParentFile(), getBaseName(file.getName())+".wav"); // remove the extension (if any) and replace it with ".wav"
			}

			if(!file.exists() || file.canWrite()) {
				String fileToExport = file.getAbsolutePath();

				FileRecorder fileRecorder = new FileRecorder();
				try {
					fileRecorder.savePattern(fileToExport);
				} catch (Exception e) {
					Dialogs.showErrorDialog(ChiptuneTracker.getInstance().getAsciiTerminal().getStage(), e.getMessage());
				}
			}
			else {
				Dialogs.showErrorDialog(ChiptuneTracker.getInstance().getAsciiTerminal().getStage(), "Unable to write in the file !");
			}
		}

		@Override
		public void canceled() {
		}
	});

	ChiptuneTracker.getInstance().getAsciiTerminal().addActor(fileChooser.fadeIn());
}
 

import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
public FileTypeFilterBuilder(boolean allTypeAllowed) {
    filter = new FileTypeFilter(allTypeAllowed);
}
 

import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
public FileTypeFilter get() {
    return filter;
}
 

import com.kotcrab.vis.ui.widget.file.FileTypeFilter; //导入依赖的package包/类
public void setFileTypeFilter(FileTypeFilter ftf) {
	fileChooser.setFileTypeFilter(ftf);
}