Java如何實現點選按鈕彈出儲存檔案的選項
阿新 • • 發佈:2019-01-25
Swing中用JFileChooser選擇路徑儲存檔案
String ss = this.mailEditor.getText(); JFileChooser jfc = new javax.swing.JFileChooser(); if(JFileChooser.APPROVE_OPTION == jfc.showSaveDialog(this)) { File saveFile = jfc.getSelectedFile(); try { if(!saveFile.exists()){ saveFile.createNewFile(); } BufferedWriter bw = new BufferedWriter(new FileWriter(saveFile)); bw.write(ss); bw.close(); } catch (IOException ex) { ex.printStackTrace(); } }