Пример #1
0
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    listView = (AsymmetricGridView) findViewById(R.id.listView);

    setSupportActionBar(toolbar);

    ActionBar actionBar = getSupportActionBar();
    actionBar.setHomeAsUpIndicator(R.drawable.ic_menu);
    actionBar.setDisplayHomeAsUpEnabled(true);

    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    if (navigationView != null) {
      setupDrawerContent(navigationView);
    }

    if (USE_CURSOR_ADAPTER) {
      if (savedInstanceState == null) {
        adapter = new DefaultCursorAdapter(this, demoUtils.moarItems(50));
      } else {
        adapter = new DefaultCursorAdapter(this);
      }
    } else {
      if (savedInstanceState == null) {
        adapter = new DefaultListAdapter(this, demoUtils.moarItems(50));
      } else {
        adapter = new DefaultListAdapter(this);
      }
    }

    listView.setRequestedColumnCount(3);
    listView.setRequestedHorizontalSpacing(Utils.dpToPx(this, 3));
    listView.setAdapter(getNewAdapter());
    listView.setDebugging(true);
    listView.setOnItemClickListener(this);
  }
Пример #2
0
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    int id = item.getItemId();
    if (id == R.id.one_column) {
      setNumColumns(1);
    } else if (id == R.id.two_columnns) {
      setNumColumns(2);
    } else if (id == R.id.three_columns) {
      setNumColumns(3);
    } else if (id == R.id.four_columns) {
      setNumColumns(4);
    } else if (id == R.id.five_columns) {
      setNumColumns(5);
    } else if (id == R.id.onetwenty_dp_columns) {
      setColumnWidth(120);
    } else if (id == R.id.twoforty_dp_columns) {
      setColumnWidth(240);
    } else if (id == R.id.append_items) {
      adapter.appendItems(demoUtils.moarItems(50));
    } else if (id == R.id.reset_items) {
      demoUtils.currentOffset = 0;
      adapter.setItems(demoUtils.moarItems(50));
    } else if (id == R.id.reordering) {
      listView.setAllowReordering(!listView.isAllowReordering());
      item.setTitle(listView.isAllowReordering() ? "Prevent reordering" : "Allow reordering");
    } else if (id == R.id.debugging) {
      int index = listView.getFirstVisiblePosition();
      View v = listView.getChildAt(0);
      int top = (v == null) ? 0 : v.getTop();

      listView.setDebugging(!listView.isDebugging());
      item.setTitle(listView.isDebugging() ? "Disable debugging" : "Enable debugging");
      listView.setAdapter(adapter);

      listView.setSelectionFromTop(index, top);
    } else if (id == android.R.id.home) {
      drawerLayout.openDrawer(GravityCompat.START);
    }
    return super.onOptionsItemSelected(item);
  }
Пример #3
0
 private void setColumnWidth(int columnWidth) {
   listView.setRequestedColumnWidth(Utils.dpToPx(this, columnWidth));
   listView.determineColumns();
   listView.setAdapter(getNewAdapter());
 }
Пример #4
0
 private void setNumColumns(int numColumns) {
   listView.setRequestedColumnCount(numColumns);
   listView.determineColumns();
   listView.setAdapter(getNewAdapter());
 }