Android 底部弹出Dialog(支付方式选择)

1. 项目开发中经常遇到使用底部弹出Dialog 例如选择图片上传时的 本地图库 和 拍照  还有支付时的支付方式选择  
2. 下面是我写的一个支付方式选择的底部弹出 Dialog  不足之处请指出 谢谢

• 自定义Dialog

• /**
   * 选择支付方式Dialog
   * Created by Hh on 2017/3/6.
   */
  
  public class PayWayDialog extends Dialog {
      @BindView(R.id.dialog_balance)
      TextView dialogBalance;
  
      @BindView(R.id.dialog_my_wallet)
      LinearLayout dialogMyWallet;
  
      @BindViews({R.id.recharge_wallet_cb, R.id.recharge_zhifubao_cb, R.id.recharge_wechat_cb})
      List checks;
  
      @BindView(R.id.recharge_num)
      TextView rechargeNum;
  
      @BindView(R.id.dialog_confirm_pay)
      TextView dialogConfirmPay;
  
      /** 判断是充值&支付 **/
      private boolean isRecharge;
  
      private View.OnClickListener onClickListener;
  
      /** 区别三种支付方式 0:我的钱包 1:支付宝 2:微信支付 **/
      public static int payWay = Constants.MY_WALLET;
  
      private Context context;
  
      /**
       *  如果ifRecharge 传入true 则是充值,就隐藏掉我的钱包, 否则则显示
       * @param context
       * @param themeResId
       * @param isRecharge
       * @param onClickListener
       */
      public PayWayDialog(Context context, int themeResId, boolean isRecharge, View.OnClickListener onClickListener) {
          super(context, themeResId);
          this.context = context;
          this.isRecharge = isRecharge;
          this.onClickListener = onClickListener;
      }
  
      @Override
      protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.dialog_pay);
          ButterKnife.bind(this);
          if (isRecharge) {
              dialogMyWallet.setVisibility(View.GONE);
              checks.get(1).setVisibility(View.VISIBLE);
              payWay = Constants.ZHI_FU_BAO;
          }
          Window dialogWindow = getWindow();
          dialogWindow.setGravity(Gravity.BOTTOM);
          WindowManager.LayoutParams lp = dialogWindow.getAttributes();
          lp.width = AbsListView.LayoutParams.MATCH_PARENT;
          lp.y = 0;//设置Dialog距离底部的距离
          dialogWindow.setAttributes(lp);
          dialogConfirmPay.setOnClickListener(onClickListener);
      }
  
  
      /**
       * 设置充值金额
       * @param num
       */
      public void setRechargeNum(Editable num, Double balance) {
          rechargeNum.setText("￥ " + StringUtil.numberFormat(Double.parseDouble(num.toString())));
          if (!isRecharge) {
              dialogBalance.setText("可用余额："+ StringUtil.numberFormat(balance));
          }
      }
  
      @OnClick({R.id.recharge_dialog_close, R.id.dialog_my_wallet, R.id.dialog_zhifubao, R.id.dialog_wechat})
      public void onClick(View view) {
          switch (view.getId()) {
              case R.id.recharge_dialog_close:
                  dismiss();
                  break;
              case R.id.dialog_my_wallet:
                  checkChanges(0);
                  break;
              case R.id.dialog_zhifubao:
                  checkChanges(1);
                  break;
              case R.id.dialog_wechat:
                  checkChanges(2);
                  break;
          }
      }
  
      /**
       * 改变选中
       */
      private void checkChanges(int index) {
          for (int i = 0; i < 3; i++) {
              if (i != index) {
                  checks.get(i).setVisibility(View.GONE);
              }
          }
          payWay = index;
          checks.get(index).setVisibility(View.VISIBLE);
      }
  }

  
  
  
  
• 布局文件

• 
  

• 初始化方法

•  /**
       * 初始化支付方式Dialog
       */
      private void initDialog() {
          // 隐藏输入法
          SoftInputUtils.hideSoftInput(mActivity);
          dialog = new PayWayDialog(this, R.style.recharge_pay_dialog, true, v -> {
              //确认充值
              ToastUtils.showShortToastSafe(mActivity, "支付方式" + dialog.payWay + "--" + rechargeMoney.getText());
          });
          dialog.show();
          dialog.setRechargeNum(rechargeMoney.getText(),900.0);
      }

  
  
  
• Dialog Style

• 
  
  
• Animtation style

• 
  
  
• animation set

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