@Override
public void actionPerformed(ActionEvent e) {
JFileChooser f = new JFileChooser();
f.setFileFilter(new MyFileFilter()); // 設定檔案選擇器
int choose = f.showOpenDialog(getContentPane()); // 顯示檔案選取
if (choose == JFileChooser.OPEN_DIALOG) { // 有開啟檔案的話，開始讀檔
BufferedReader br = null;
try {
File file = f.getSelectedFile();
br = new BufferedReader(new FileReader(file));
TextDocument ta = new TextDocument(file.getName(), file);
ta.addKeyListener(new SystemTrackSave());
ta.read(br, null);
td.add(ta);
td.setTitleAt(docCount++, file.getName());
} catch (Exception exc) {
exc.printStackTrace();
} finally {
try {
br.close();
} catch (Exception ecx) {
ecx.printStackTrace();
}
}
}
}
@Override
public void actionPerformed(ActionEvent a) {
String str = "NewDoc_" + (NewDocCount++) + ".txt";
TextDocument text = new TextDocument(str);
text.addKeyListener(new SystemTrackSave()); // 登記文字編譯區動作監聽，用於提示是否存檔
td.add(text); // 將新黨案放入td，並設定其標題。
td.setTitleAt(docCount++, str);
}