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Code Issues Packages Projects Releases Wiki Activity

Use bottom bar for previous/next navigation

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This commit is contained in:
M66B
2018-10-20 14:42:03 +00:00
parent 4fb7891cda
commit dcd6b7c384
7 changed files with 123 additions and 16 deletions
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7
app/src/main/java/eu/faircode/email/ActivityView.java
View File

@@ -74,6 +74,7 @@ import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProviders;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.paging.PagedList;
@@ -303,8 +304,10 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
intent.setAction(null);
setIntent(intent);
ViewModelMessages model = ViewModelProviders.of(this).get(ViewModelMessages.class);
model.setMessages(null);
intent.putExtra("thread", action.split(":", 2)[1]);
getSupportFragmentManager().popBackStack("unified", 0);
onViewThread(intent);
}
}
@@ -767,6 +770,8 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
}
private void onViewThread(Intent intent) {
getSupportFragmentManager().popBackStack("thread", FragmentManager.POP_BACK_STACK_INCLUSIVE);
Bundle args = new Bundle();
args.putLong("account", intent.getLongExtra("account", -1));
args.putString("thread", intent.getStringExtra("thread"));

48
app/src/main/java/eu/faircode/email/FragmentMessages.java
View File

@@ -39,6 +39,7 @@ import android.widget.ImageButton;
import android.widget.ProgressBar;
import android.widget.TextView;
import com.google.android.material.bottomnavigation.BottomNavigationView;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.snackbar.Snackbar;
@@ -56,6 +57,7 @@ import androidx.fragment.app.FragmentTransaction;
import androidx.lifecycle.Lifecycle;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProviders;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import androidx.paging.LivePagedListBuilder;
import androidx.paging.PagedList;
@@ -70,6 +72,7 @@ public class FragmentMessages extends FragmentEx {
private ImageButton ibHintActions;
private RecyclerView rvMessage;
private TextView tvNoEmail;
private BottomNavigationView bottom_navigation;
private ProgressBar pbWait;
private Group grpSupport;
private Group grpHintSupport;
@@ -139,6 +142,7 @@ public class FragmentMessages extends FragmentEx {
ibHintActions = view.findViewById(R.id.ibHintActions);
rvMessage = view.findViewById(R.id.rvFolder);
tvNoEmail = view.findViewById(R.id.tvNoEmail);
bottom_navigation = view.findViewById(R.id.bottom_navigation);
pbWait = view.findViewById(R.id.pbWait);
grpSupport = view.findViewById(R.id.grpSupport);
grpHintSupport = view.findViewById(R.id.grpHintSupport);
@@ -457,6 +461,20 @@ public class FragmentMessages extends FragmentEx {
}
}).attachToRecyclerView(rvMessage);
bottom_navigation.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
String[] pn = (String[]) bottom_navigation.getTag();
String thread = (menuItem.getItemId() == R.id.action_prev ? pn[0] : pn[1]);
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
lbm.sendBroadcast(
new Intent(ActivityView.ACTION_VIEW_THREAD)
.putExtra("account", account)
.putExtra("thread", thread));
return true;
}
});
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
@@ -467,19 +485,9 @@ public class FragmentMessages extends FragmentEx {
}
});
View.OnClickListener navigate = new View.OnClickListener() {
@Override
public void onClick(View v) {
LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
lbm.sendBroadcast(
new Intent(ActivityView.ACTION_VIEW_THREAD)
.putExtra("account", account)
.putExtra("thread", (String) v.getTag()));
}
};
// Initialize
tvNoEmail.setVisibility(View.GONE);
bottom_navigation.setVisibility(View.GONE);
grpReady.setVisibility(View.GONE);
pbWait.setVisibility(View.VISIBLE);
@@ -576,8 +584,16 @@ public class FragmentMessages extends FragmentEx {
// Messages
loadMessages();
// Compose FAB
if (viewType != AdapterMessage.ViewType.THREAD) {
if (viewType == AdapterMessage.ViewType.THREAD) {
// Navigation
ViewModelMessages model = ViewModelProviders.of(getActivity()).get(ViewModelMessages.class);
String[] pn = model.getPrevNext(thread);
bottom_navigation.setTag(pn);
bottom_navigation.getMenu().findItem(R.id.action_prev).setEnabled(pn[0] != null);
bottom_navigation.getMenu().findItem(R.id.action_next).setEnabled(pn[1] != null);
bottom_navigation.setVisibility(pn[0] == null && pn[1] == null ? View.GONE : View.VISIBLE);
} else {
// Compose FAB
Bundle args = new Bundle();
args.putLong("account", account);
@@ -832,7 +848,7 @@ public class FragmentMessages extends FragmentEx {
return;
}
if (viewType == AdapterMessage.ViewType.THREAD)
if (viewType == AdapterMessage.ViewType.THREAD) {
if (autoExpand) {
autoExpand = false;
@@ -886,6 +902,10 @@ public class FragmentMessages extends FragmentEx {
finish();
}
}
} else {
ViewModelMessages model = ViewModelProviders.of(getActivity()).get(ViewModelMessages.class);
model.setMessages(messages);
}
Log.i(Helper.TAG, "Submit messages=" + messages.size());
adapter.submitList(messages);

36
app/src/main/java/eu/faircode/email/ViewModelMessages.java Normal file
View File

@@ -0,0 +1,36 @@
package eu.faircode.email;
import androidx.lifecycle.ViewModel;
import androidx.paging.PagedList;
public class ViewModelMessages extends ViewModel {
private PagedList<TupleMessageEx> messages = null;
void setMessages(PagedList<TupleMessageEx> messages) {
this.messages = messages;
}
String[] getPrevNext(String thread) {
if (messages == null)
return new String[]{null, null};
boolean found = false;
TupleMessageEx prev = null;
TupleMessageEx next = null;
for (int i = 0; i < messages.size(); i++) {
TupleMessageEx item = messages.get(i);
if (item == null)
continue;
if (found) {
next = item;
messages.loadAround(i);
break;
}
if (thread.equals(item.thread))
found = true;
else
prev = item;
}
return new String[]{prev == null ? null : prev.thread, next == null ? null : next.thread};
}
}