Background
I am calling okhttp newcall(request).enqueue(...)
method and if it fails then I renspond back to main activity using a Listener, Where I show textbox and image button to ask user to reload. I am changing view states using RunOnUIThread
.
ImageRequester.java
mClient.newCall(request).enqueue(new Callback() {
@Override
public void onFailure(Call call, IOException e) {
mLoadingData = false;
mLoadingDataFailed = true;
e.printStackTrace();
// send exception/fail response to MainActivity
mResponseListener.recieveException(e);
}
MainActivity.java
@Override
public void recieveException(Exception exp) {
runOnUiThread(new Runnable() {
@Override
public void run() {
if(mFirstTime) {
mProgressBar.setVisibility(View.VISIBLE);
mProgressTextView.setVisibility(View.VISIBLE);
reloadButton.setVisibility(View.VISIBLE);
}
if (!mFirstTime) {
toolbarPbar.setVisibility(View.GONE);
mShouldReload = true;
invalidateOptionsMenu();
Snackbar.make(findViewById(android.R.id.content), "Checking your internet connection might help.", Snackbar.LENGTH_LONG).show();
}
}
});
}
MainActivity.xml
<TextView
android:id="@+id/text_progress_fail"
style="?android:attr/progressBarStyle"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="@string/connectivity"
android:textAlignment="center"
android:gravity="center"
android:visibility="gone"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_bias="0.501" />
<ImageButton
android:id="@+id/reload_button_main"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@null"
android:src="@drawable/ic_action_refresh_dark"
android:visibility="gone"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toBottomOf="@+id/text_progress_fail"
app:layout_constraintVertical_bias="0.085" />
Issue
The Textview
mProgressTextView
and ImageButton
reloadButton
in recieveException(..)
method does not show up (settingVisibiltiy(view.VISIBLE)
) when I run app on the device. But mProgressBar get visible and conditions are working properly. And Whenever I click a menu view, the mProgressTextView
and reloadButton
become visible.
I tried invalidate
and postInvalidate
method but all in vain.
I don't know What's bugging around. Please enlighten me.
P.S. I am new to Android