Android detection system WiFi is connected? If there is no connection, display the prompt box, prompt to set, when the click Set to enter the system WiFi interface 1 seconds, the prompt box disappears automatically.
Code:
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public boolean isWifiConnected(Context context) {
ConnectivityManager connectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo wifiNetworkInfo = connectivityManager
.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (wifiNetworkInfo.isConnected()) {
return true
;
}
else {
builder.setMessage(
"请检查WIFI是否连接成功!"
);
builder.setTitle(
"提示信息"
);
builder.setPositiveButton(
"设置"
,
new DialogInterface.OnClickListener() {
public void onClick(
final DialogInterface dialog,
int which) {
Intent intent =
new Intent(
Settings.ACTION_WIFI_SETTINGS);
startActivity(intent);
//点击设置1秒后消失
new Handler().postDelayed(
new Runnable() {
@Override
public void run() {
dialog.dismiss();
}
},
1000
);
}
});
builder.setNegativeButton(
"取消"
,
new android.content.DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,
int which) {
dialog.dismiss();
}
});
dialog = builder.create();
dialog.show();
return false
;
}
}
|
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Android detects wifi connection, notification box delay disappears