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Custom actionbar to indicate swipe down effect

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This commit is contained in:
Dominik Schürmann
2014-09-13 22:55:27 +02:00
parent df21b258ae
commit c9fee47fb3
3 changed files with 66 additions and 0 deletions
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51
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/KeyListFragment.java
View File

@@ -36,6 +36,7 @@ import android.support.v4.content.Loader;
import android.support.v4.view.MenuItemCompat;
import android.support.v4.widget.CursorAdapter;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.ActionBar;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.SearchView;
import android.view.ActionMode;
@@ -43,6 +44,7 @@ import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
@@ -94,6 +96,8 @@ public class KeyListFragment extends LoaderFragment
private Button mButtonEmptyCreate;
private Button mButtonEmptyImport;
boolean hideMenu = false;
/**
* Load custom layout with StickyListView from library
*/
@@ -134,10 +138,50 @@ public class KeyListFragment extends LoaderFragment
R.color.android_purple_dark,
R.color.android_purple_light);
mSwipeRefreshLayout.setStickyListHeadersListView(mStickyList);
mSwipeRefreshLayout.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_MOVE) {
updateActionbarForSwipe(true);
} else {
updateActionbarForSwipe(false);
}
return false;
}
});
return root;
}
private void updateActionbarForSwipe(boolean show) {
ActionBarActivity activity = (ActionBarActivity) getActivity();
ActionBar bar = activity.getSupportActionBar();
if (show) {
bar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
bar.setDisplayUseLogoEnabled(false);
bar.setCustomView(R.layout.custom_actionbar);
TextView title = (TextView) getActivity().findViewById(R.id.custom_actionbar_text);
title.setText(R.string.swipe_to_update);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
hideMenu = true;
activity.invalidateOptionsMenu();
}
} else {
bar.setTitle(getActivity().getTitle());
bar.setDisplayHomeAsUpEnabled(true);
bar.setDisplayShowTitleEnabled(true);
bar.setDisplayUseLogoEnabled(true);
bar.setDisplayShowHomeEnabled(true);
bar.setDisplayShowCustomEnabled(false);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
hideMenu = false;
activity.invalidateOptionsMenu();
}
}
}
@Override
public void onResume() {
String[] servers = Preferences.getPreferences(getActivity()).getKeyServers();
@@ -421,6 +465,12 @@ public class KeyListFragment extends LoaderFragment
}
});
if (hideMenu) {
for (int i = 0; i < menu.size(); i++) {
menu.getItem(i).setVisible(false);
}
}
super.onCreateOptionsMenu(menu, inflater);
}
@@ -723,5 +773,6 @@ public class KeyListFragment extends LoaderFragment
}
};
updateHelper.updateAllKeys(getActivity(), finishedHandler);
updateActionbarForSwipe(false);
}
}