javax.swing.JFileChooser#getFileFilter ( )源码实例Demo

下面列出了javax.swing.JFileChooser#getFileFilter ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： pgptool 文件： SaveFileChooserDialog.java

private String enforceExtension(String filePathName, JFileChooser ofd) {
	FileFilter fileExtFilter = ofd.getFileFilter();
	if (fileExtFilter == ofd.getAcceptAllFileFilter()) {
		return filePathName;
	}
	FileNameExtensionFilter fileNameExtensionFilter = (FileNameExtensionFilter) fileExtFilter;
	String ext = fileNameExtensionFilter.getExtensions()[0];
	if (!ext.equalsIgnoreCase(FilenameUtils.getExtension(filePathName))) {
		filePathName += "." + ext;
	}
	return filePathName;
}

源代码2 项目： zxpoly 文件： MainForm.java

private void menuFileLoadPokeActionPerformed(ActionEvent evt) {
  stepSemaphor.lock();
  try {
    this.turnZxKeyboardOff();

    final JFileChooser trainerFileChooser = new JFileChooser(this.lastPokeFileFolder);
    trainerFileChooser.setDialogTitle("Select trainer");
    trainerFileChooser.setMultiSelectionEnabled(false);
    trainerFileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
    trainerFileChooser.setAcceptAllFileFilterUsed(false);
    final FileFilter pokTrainer = new TrainerPok();
    trainerFileChooser.addChoosableFileFilter(pokTrainer);

    if (trainerFileChooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION) {
      final AbstractTrainer selectedTrainer =
          (AbstractTrainer) trainerFileChooser.getFileFilter();
      final File selectedFile = trainerFileChooser.getSelectedFile();
      this.lastPokeFileFolder = selectedFile.getParentFile();
      try {
        selectedTrainer.apply(this, selectedFile, this.board);
      } catch (Exception ex) {
        LOGGER.log(Level.WARNING, "Error during trainer processing: " + ex.getMessage(), ex);
        JOptionPane.showMessageDialog(this, ex.getMessage(), "Can't read or parse file",
            JOptionPane.ERROR_MESSAGE);
      }
    }
  } finally {
    this.turnZxKeyboardOn();
    stepSemaphor.unlock();
  }
}

源代码3 项目： j-j-jvm 文件： Utils.java

public static File selectFileForOpen(final Component parent, final FileFilter[] fileFilters, final String title, final FileFilter[] selectedFilters, final File initFile) {
  JFileChooser chooser = new JFileChooser();
  chooser.setMultiSelectionEnabled(false);
  chooser.setDragEnabled(false);
  chooser.setControlButtonsAreShown(true);
  chooser.setDialogType(JFileChooser.OPEN_DIALOG);
  chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);

  for (final FileFilter fileFilter : fileFilters) {
    chooser.addChoosableFileFilter(fileFilter);
  }

  chooser.setDialogTitle(title);
  chooser.setAcceptAllFileFilterUsed(false);

  if (initFile != null) {
    chooser.setCurrentDirectory(initFile);
    chooser.setName(initFile.getName());
  }

  int returnVal = chooser.showDialog(parent, "Open");
  selectedFilters[0] = chooser.getFileFilter();

  if (returnVal == JFileChooser.APPROVE_OPTION) {
    File p_file = chooser.getSelectedFile();
    return p_file;
  } else {
    return null;
  }

}

源代码4 项目： snap-desktop 文件： ExportColorPaletteAction.java

@Override
public void actionPerformed(ActionEvent e) {
    SnapFileFilter fileFilter1 = new SnapFileFilter("CSV", ".csv", "CSV files"); // I18N
    SnapFileFilter fileFilter2 = new SnapFileFilter("TXT", ".txt", "Text files"); // I18N
    JFileChooser fileChooser = new JFileChooser();
    File lastDir = new File(getPreferences().getPropertyString(KEY_LAST_OPEN, "."));
    fileChooser.setCurrentDirectory(lastDir);
    RasterDataNode raster = getSelectedRaster();
    fileChooser.setSelectedFile(new File(lastDir, raster.getName() + "-palette.csv"));
    fileChooser.setAcceptAllFileFilterUsed(false);
    fileChooser.addChoosableFileFilter(fileFilter1);
    fileChooser.addChoosableFileFilter(fileFilter2);
    fileChooser.setFileFilter(fileFilter1);
    fileChooser.setMultiSelectionEnabled(true);
    fileChooser.setDialogTitle(Bundle.CTL_ExportColorPaletteAction_DialogTitle());
    if (fileChooser.showSaveDialog(SnapApp.getDefault().getMainFrame()) == JFileChooser.APPROVE_OPTION
            && fileChooser.getSelectedFile() != null) {
        getPreferences().setPropertyString(KEY_LAST_OPEN, fileChooser.getCurrentDirectory().getAbsolutePath());
        File file = fileChooser.getSelectedFile();
        if (fileChooser.getFileFilter() instanceof SnapFileFilter) {
            SnapFileFilter fileFilter = (SnapFileFilter) fileChooser.getFileFilter();
            file = FileUtils.ensureExtension(file, fileFilter.getDefaultExtension());
        }
        try {
            writeColorPalette(raster, file);
        } catch (IOException ie) {
            Dialogs.showError(Bundle.CTL_ExportColorPaletteAction_DialogTitle(),
                                  "Failed to export colour palette:\n" + ie.getMessage());
        }
    }
}

源代码5 项目： SikuliX1 文件： SikulixFileChooser.java

private void processDialog(int selectionMode, String last_dir, String title, int mode, Object[] filters,
                           Object[] result) {
  JFileChooser fchooser = new JFileChooser();
  File fileChoosen = null;
  FileFilter filterChoosen = null;
  if (!last_dir.isEmpty()) {
    fchooser.setCurrentDirectory(new File(last_dir));
  }
  fchooser.setSelectedFile(null);
  fchooser.setDialogTitle(title);
  String btnApprove = "Select";
  if (fromPopFile) {
    fchooser.setFileSelectionMode(DIRSANDFILES);
    fchooser.setAcceptAllFileFilterUsed(true);
  } else {
    fchooser.setFileSelectionMode(selectionMode);
    if (mode == FileDialog.SAVE) {
      fchooser.setDialogType(JFileChooser.SAVE_DIALOG);
      btnApprove = "Save";
    }
    if (filters.length == 0) {
      fchooser.setAcceptAllFileFilterUsed(true);
    } else {
      fchooser.setAcceptAllFileFilterUsed(false);
      for (Object filter : filters) {
        fchooser.setFileFilter((FileFilter) filter);
      }
    }
  }
  if (Settings.isMac()) {
    fchooser.putClientProperty("JFileChooser.packageIsTraversable", "always");
  }
  int dialogResponse = fchooser.showDialog(parentFrame, btnApprove);
  if (dialogResponse != JFileChooser.APPROVE_OPTION) {
    fileChoosen = null;
  } else {
    fileChoosen = fchooser.getSelectedFile();
  }
  result[0] = fileChoosen;
  if (filters.length > 0) {
    result[1] = fchooser.getFileFilter();
  }
}

源代码6 项目： netbeans 文件： ExportAction.java

private SelectedFile selectExportTargetFile(final ExportProvider exportProvider) {
    File targetDir;
    String targetName;
    String defaultName = exportProvider.getViewName();

    // 1. let the user choose file or directory
    final JFileChooser chooser = getFileChooser();
    if (exportDir != null) {
        chooser.setCurrentDirectory(exportDir);
    }
    int result = chooser.showSaveDialog(WindowManager.getDefault().getRegistry().getActivated());
    if (result != JFileChooser.APPROVE_OPTION) {
        return null; // cancelled by the user
    }

    // 2. process both cases and extract file name and extension to use and set exported file type
    File file = chooser.getSelectedFile();
    String targetExt = null;
    FileFilter selectedFileFilter = chooser.getFileFilter();
    if (selectedFileFilter==null  // workaround for #227659
            ||  selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogCSVFilter())) {
        targetExt=FILE_EXTENSION_CSV;
        exportedFileType=MODE_CSV;
    } else if (selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogTXTFilter())) {
        targetExt=FILE_EXTENSION_TXT;
        exportedFileType=MODE_TXT;
    } else if (selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogBINFilter())) {
        targetExt=FILE_EXTENSION_BIN;
        exportedFileType=MODE_BIN;
    }

    if (file.isDirectory()) { // save to selected directory under default name
        exportDir = file;
        targetDir = file;
        targetName = defaultName;
    } else { // save to selected file
        targetDir = fileChooser.getCurrentDirectory();
        String fName = file.getName();

        // divide the file name into name and extension
        if (fName.endsWith("."+targetExt)) {  // NOI18N
            int idx = fName.lastIndexOf('.'); // NOI18N
            targetName = fName.substring(0, idx);
        } else {            // no extension
            targetName=fName;
        }
    }

    // 3. set type of exported file and return a newly created FileObject

    return new ExportAction.SelectedFile(targetDir, targetName, targetExt);
}

源代码7 项目： netbeans 文件： OpenFileAction.java

/**
 * {@inheritDoc} Displays a file chooser dialog
 * and opens the selected files.
 */
@Override
public void actionPerformed(ActionEvent e) {
    if (running) {
        return;
    }
    try {
        running = true;
        JFileChooser chooser = prepareFileChooser();
        File[] files;
        try {
            if( Boolean.getBoolean("nb.native.filechooser") ) { //NOI18N
                String oldFileDialogProp = System.getProperty("apple.awt.fileDialogForDirectories"); //NOI18N
                System.setProperty("apple.awt.fileDialogForDirectories", "false"); //NOI18N
                FileDialog fileDialog = new FileDialog(WindowManager.getDefault().getMainWindow());
                fileDialog.setMode(FileDialog.LOAD);
                fileDialog.setDirectory(getCurrentDirectory().getAbsolutePath());
                fileDialog.setTitle(chooser.getDialogTitle());
                fileDialog.setVisible(true);
                if( null != oldFileDialogProp ) {
                    System.setProperty("apple.awt.fileDialogForDirectories", oldFileDialogProp); //NOI18N
                } else {
                    System.clearProperty("apple.awt.fileDialogForDirectories"); //NOI18N
                }

                if( fileDialog.getDirectory() != null && fileDialog.getFile() != null ) {
                    String selFile = fileDialog.getFile();
                    File dir = new File( fileDialog.getDirectory() );
                    files = new File[] { new File( dir, selFile ) };
                    currentDirectory = dir;
                } else {
                    throw new UserCancelException();
                }
            } else {
                files = chooseFilesToOpen(chooser);
                currentDirectory = chooser.getCurrentDirectory();
                if (chooser.getFileFilter() != null) { // #227187
                    currentFileFilter =
                            chooser.getFileFilter().getDescription();
                }
            }
        } catch (UserCancelException ex) {
            return;
        }
        for (int i = 0; i < files.length; i++) {
            OpenFile.openFile(files[i], -1);
        }
    } finally {
        running = false;
    }
}

源代码8 项目： visualvm 文件： ExportAction.java

private SelectedFile selectExportTargetFile(final ExportProvider exportProvider) {
    File targetDir;
    String targetName;
    String defaultName = exportProvider.getViewName();

    // 1. let the user choose file or directory
    final JFileChooser chooser = getFileChooser();
    if (exportDir != null) {
        chooser.setCurrentDirectory(exportDir);
    }
    int result = chooser.showSaveDialog(WindowManager.getDefault().getRegistry().getActivated());
    if (result != JFileChooser.APPROVE_OPTION) {
        return null; // cancelled by the user
    }

    // 2. process both cases and extract file name and extension to use and set exported file type
    File file = chooser.getSelectedFile();
    String targetExt = null;
    FileFilter selectedFileFilter = chooser.getFileFilter();
    if (selectedFileFilter==null  // workaround for #227659
            ||  selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogCSVFilter())) {
        targetExt=FILE_EXTENSION_CSV;
        exportedFileType=MODE_CSV;
    } else if (selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogTXTFilter())) {
        targetExt=FILE_EXTENSION_TXT;
        exportedFileType=MODE_TXT;
    } else if (selectedFileFilter.getDescription().equals(Bundle.ExportAction_ExportDialogBINFilter())) {
        targetExt=FILE_EXTENSION_BIN;
        exportedFileType=MODE_BIN;
    }

    if (file.isDirectory()) { // save to selected directory under default name
        exportDir = file;
        targetDir = file;
        targetName = defaultName;
    } else { // save to selected file
        targetDir = fileChooser.getCurrentDirectory();
        String fName = file.getName();

        // divide the file name into name and extension
        if (fName.endsWith("."+targetExt)) {  // NOI18N
            int idx = fName.lastIndexOf('.'); // NOI18N
            targetName = fName.substring(0, idx);
        } else {            // no extension
            targetName=fName;
        }
    }

    // 3. set type of exported file and return a newly created FileObject

    return new ExportAction.SelectedFile(targetDir, targetName, targetExt);
}

方法所在类

javax.swing.JFileChooser