@Override
public boolean accept(File pathname) {
String name = pathname.getName();
int n = name.lastIndexOf(".");
String suffix = name.substring(1 + n).toLowerCase();
if (fileSuffixes_ == null || fileSuffixes_.length == 0) {
return true;
}
if (!JavaUtils.isMac() && pathname.isDirectory()) {
return true;
}
for (int i = 0; i < fileSuffixes_.length; ++i) {
if (fileSuffixes_[i] != null && fileSuffixes_[i].toLowerCase().contentEquals(suffix)) {
return true;
}
}
return false;
}
public static File show(
Window parent,
String title,
File startFile,
boolean selectDirectories,
boolean load,
final String fileDescription,
final String[] fileSuffixes,
boolean suggestFileName) {
File selectedFile = null;
GeneralFileFilter filter = new GeneralFileFilter(fileDescription, fileSuffixes);
if (JavaUtils.isMac()) {
if (selectDirectories) {
// For Mac we only select directories, unfortunately!
System.setProperty("apple.awt.fileDialogForDirectories", "true");
}
int mode = load ? FileDialog.LOAD : FileDialog.SAVE;
FileDialog fd;
if (parent instanceof Dialog) {
fd = new FileDialog((Dialog) parent, title, mode);
} else if (parent instanceof Frame) {
fd = new FileDialog((Frame) parent, title, mode);
} else {
fd = new FileDialog((Dialog) null, title, mode);
}
if (startFile != null) {
if (startFile.isDirectory()) {
fd.setDirectory(startFile.getAbsolutePath());
} else {
fd.setDirectory(startFile.getParent());
}
if (!load && suggestFileName) {
fd.setFile(startFile.getName());
}
}
if (fileSuffixes != null) {
fd.setFilenameFilter(filter);
}
fd.setVisible(true);
if (selectDirectories) {
System.setProperty("apple.awt.fileDialogForDirectories", "false");
}
if (fd.getFile() != null) {
selectedFile = new File(fd.getDirectory() + "/" + fd.getFile());
if (mode == FileDialog.SAVE) {
if (!filter.accept(selectedFile)) {
selectedFile = new File(selectedFile.getAbsolutePath() + "." + fileSuffixes[0]);
}
}
}
fd.dispose();
} else {
JFileChooser fc = new JFileChooser();
if (startFile != null) {
if ((!load && suggestFileName) || startFile.isDirectory()) {
fc.setSelectedFile(startFile);
} else {
fc.setSelectedFile(startFile.getParentFile());
}
}
fc.setDialogTitle(title);
if (selectDirectories) {
fc.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
}
if (fileSuffixes != null) {
fc.setFileFilter(filter);
}
int returnVal;
if (load) {
returnVal = fc.showOpenDialog(parent);
} else {
returnVal = fc.showSaveDialog(parent);
}
if (returnVal == JFileChooser.APPROVE_OPTION) {
selectedFile = fc.getSelectedFile();
}
}
return selectedFile;
}
