Dialog对话框管理工具类
import android.app.Dialog; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnKeyListener; import android.view.Gravity; import android.view.KeyEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.Window; import android.view.WindowManager; import android.widget.Button; import android.widget.TextView; /** * Dialog显示的工具类 * * @author wangfubin * */ public class PromptManager { /** * 显示一个自定义的Dialog * * @param context * @param mag * 想要显示的信息 * @param listener * 回调接口 */ public static void showDialog(Context context, String mag, final dialogListener listener) { final Dialog d = getDialog(context, 0.5f); TextView tv = (TextView) d.findViewById(R.id.textView1); tv.setText(mag); d.setCanceledOnTouchOutside(true); Button ok = (Button) d.findViewById(R.id.button1); Button no = (Button) d.findViewById(R.id.button2); ok.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { listener.clickBut(true); d.dismiss(); } }); no.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { listener.clickBut(false); d.dismiss(); } }); d.show(); } /** * 获取显示Dialog的实例对象! * * @param context * @param f * 透明度 * @return */ private static Dialog getDialog(Context context, float f) { final Dialog d = new Dialog(context, R.style.init_game); Window window = d.getWindow(); WindowManager.LayoutParams lp = window.getAttributes(); lp.dimAmount = f;// 越大越不透明 window.setAttributes(lp); window.addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND); window.setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); d.setContentView(R.layout.pop_twobtn); return d; } /** * 按功能键,模拟出来Menu进行显示! * * @param context * @param mag * 要显示的信息! * @param listener * 回调接口 */ public static void showMenu(Context context, String mag, final dialogListener listener) { final Dialog d = getDialog(context, 0.5f); TextView tv = (TextView) d.findViewById(R.id.textView1); tv.setText(mag); Window window = d.getWindow(); window.setGravity(Gravity.BOTTOM); Button ok = (Button) d.findViewById(R.id.button1); Button no = (Button) d.findViewById(R.id.button2); d.setCanceledOnTouchOutside(true);// 设置点击外部可以取消这个Dialog d.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_MENU) { d.dismiss(); } return false; } }); ok.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { listener.clickBut(true); d.dismiss(); } }); no.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { /** * 在按功能键弹出的Dialog上点击取消,其实是什么事情都没做(没写代码) 在baseActivity中,可以看看理解下! */ listener.clickBut(false); d.dismiss(); } }); d.show(); } /** * 写一个接口,进行函数的回调,让调用者确定究竟做什么! * * @author liuzhao */ public interface dialogListener { void clickBut(boolean isOk); } }