app/src/main/java/net/ktnx/mobileledger/ui/patterns/PatternsActivity.java

   1 /*
   2  * Copyright © 2021 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.patterns;
  19
  20 import android.os.Bundle;
  21 import android.view.Menu;
  22
  23 import androidx.annotation.NonNull;
  24 import androidx.annotation.Nullable;
  25 import androidx.appcompat.app.ActionBar;
  26 import androidx.lifecycle.ViewModelProvider;
  27 import androidx.lifecycle.ViewModelStoreOwner;
  28 import androidx.navigation.NavController;
  29 import androidx.navigation.NavDestination;
  30 import androidx.navigation.fragment.NavHostFragment;
  31
  32 import net.ktnx.mobileledger.R;
  33 import net.ktnx.mobileledger.databinding.ActivityPatternsBinding;
  34 import net.ktnx.mobileledger.ui.activity.CrashReportingActivity;
  35 import net.ktnx.mobileledger.utils.Logger;
  36
  37 import java.util.Objects;
  38
  39 public class PatternsActivity extends CrashReportingActivity
  40         implements PatternListFragment.OnPatternListFragmentInteractionListener {
  41     public static final String ARG_ADD_PATTERN = "add-pattern";
  42     private ActivityPatternsBinding b;
  43     private NavController navController;
  44     @Override
  45     public boolean onCreateOptionsMenu(Menu menu) {
  46         super.onCreateOptionsMenu(menu);
  47         getMenuInflater().inflate(R.menu.pattern_list_menu, menu);
  48
  49         return true;
  50     }
  51     @Override
  52     protected void onCreate(Bundle savedInstanceState) {
  53         super.onCreate(savedInstanceState);
  54         b = ActivityPatternsBinding.inflate(getLayoutInflater());
  55         setContentView(b.getRoot());
  56         setSupportActionBar(b.toolbar);
  57         // Show the Up button in the action bar.
  58         ActionBar actionBar = getSupportActionBar();
  59         if (actionBar != null) {
  60             actionBar.setDisplayHomeAsUpEnabled(true);
  61         }
  62
  63         NavHostFragment navHostFragment = (NavHostFragment) Objects.requireNonNull(
  64                 getSupportFragmentManager().findFragmentById(R.id.fragment_container));
  65         navController = navHostFragment.getNavController();
  66
  67         navController.addOnDestinationChangedListener(
  68                 new NavController.OnDestinationChangedListener() {
  69                     @Override
  70                     public void onDestinationChanged(@NonNull NavController controller,
  71                                                      @NonNull NavDestination destination,
  72                                                      @Nullable Bundle arguments) {
  73                         if (destination.getId() == R.id.patternListFragment) {
  74                             b.fabAdd.show();
  75                             b.fabSave.hide();
  76                         }
  77                         if (destination.getId() == R.id.patternDetailsFragment) {
  78                             b.fabAdd.hide();
  79                             b.fabSave.show();
  80                         }
  81                     }
  82                 });
  83
  84         b.toolbarLayout.setTitle(getString(R.string.title_activity_patterns));
  85
  86         b.fabAdd.setOnClickListener(v -> onEditPattern(null));
  87         b.fabSave.setOnClickListener(v -> onSavePattern());
  88     }
  89     @Override
  90     public void onEditPattern(Long id) {
  91         if (id == null){
  92             navController.navigate(R.id.action_patternListFragment_to_patternDetailsFragment);
  93         }
  94         else{
  95             Bundle bundle = new Bundle();
  96             bundle.putLong(PatternDetailsFragment.ARG_PATTERN_ID, id);
  97             navController.navigate(R.id.action_patternListFragment_to_patternDetailsFragment, bundle);
  98         }
  99     }
 100     @Override
 101     public void onSavePattern() {
 102         final ViewModelStoreOwner viewModelStoreOwner =
 103                 navController.getViewModelStoreOwner(R.id.pattern_list_navigation);
 104         PatternDetailsViewModel model =
 105                 new ViewModelProvider(viewModelStoreOwner).get(PatternDetailsViewModel.class);
 106         Logger.debug("flow", "PatternsActivity.onSavePattern(): model=" + model);
 107         model.onSavePattern();
 108         navController.navigateUp();
 109     }
 110     public NavController getNavController() {
 111         return navController;
 112     }
 113 }