代碼複用很重要!對話框除了內容不同外,顯示樣式相同,我們就要建立一個工廠類。
public class DialogFactory { public static Dialog creatRequestDialog(final Context context, String tip) { final Dialog dialog = new Dialog(context, R.style.dialog); dialog.setContentView(R.layout.dialog_layout); Window window = dialog.getWindow(); WindowManager.LayoutParams lp = window.getAttributes(); int width = Utils.getScreenWidth(context); lp.width = (int) (0.6 * width); TextView titleTxtv = (TextView) dialog.findViewById(R.id.tvLoad); if (tip == null || tip.length() == 0) { titleTxtv.setText("正在發送請求"); } else { titleTxtv.setText(tip); } return dialog; } }
調用方法:
private Dialog mDialog = null; private void showRequestDialog() { if (mDialog != null) { mDialog.dismiss(); mDialog = null; } mDialog = DialogFactory.creatRequestDialog(this, "正在驗證賬號..."); mDialog.show(); }
values文件夾中style.xml
<style name="dialog" parent="@android:style/Theme.Dialog"> <item name="android:windowIsFloating">true</item> <!-- 設置未浮動窗口 --> <item name="android:windowFrame">@null</item> <!-- 設置無邊框 --> <item name="android:windowNoTitle">true</item> <!-- 設置無標題 --> <item name="android:windowBackground">@color/sc_transparent_background</item> <!-- 設置完全透明 --> <item name="android:backgroundDimEnabled">true</item> <!-- 設置屏幕變暗 --> </style>