Android Keyguard 呼叫螢幕解鎖驗證
android 的 Keyguard 可以用來呼叫螢幕解鎖來驗證，運用在有做自動登入時，避免使用者手機被偷，可以在app的重要功能再次要求解鎖 先檢查手機是否有開啟螢幕鎖定。 在Activity 叫起驗證頁，可以客制Title、Description private void showAuthenticationScreen() { if (keyguardManager.isKeyguardSecure()) { // Custom title description Intent intent = keyguardManager.createConfirmDeviceCredentialIntent("This is a custom title", "This is a custom description"); if (intent != null) { startActivityForResult(intent, REQUEST_CODE_CONFIRM_DEVICE_CREDENTIALS); }else{ this.result.setText("Secure lock screen hasn't set up"); } }else{ this.result.setText("Secure lock screen hasn't set up"); } } 接收解鎖結果： @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (requestCode == REQUEST_CODE_CONFIRM_DEVICE_CREDENTIALS) { if (resultCode == RESULT_OK) { this.result.setText("Success"); } else {