protected override async void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.searchInput);
var app = ((InitApp)ApplicationContext);
if (app != null)
{
app.addActivity(this);
}
StatusBarUtil.SetColorStatusBars(this);
Android.Support.V7.Widget.Toolbar toolbar = FindViewById <Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
toolbar.SetNavigationIcon(Resource.Drawable.back_24dp);
toolbar.NavigationClick += (s, e) =>
{
//ActivityCompat.FinishAfterTransition(this);
ActivityCompat.FinishAfterTransition(this);
this.Finish();
};
initSearchHistory();
category = Intent.GetStringExtra("category");
keyword = Intent.GetStringExtra("keyword");
search_keyword = FindViewById <SearchView>(Resource.Id.search_keyword);
search_keyword.QueryTextSubmit += (h, _keyword) =>
{
keyword = _keyword.Query.Trim();
if (keyword == null || keyword.Length == 0)
{
return;
}
SearchResultActivity.Enter(category, keyword, true, this);
};
//search_keyword.SetIconifiedByDefault(false); //设置展开图标的样式
search_keyword.OnActionViewExpanded(); //初始可以点击输入的状态
search_keyword.RequestFocus(); //将控件设置成可获取焦点状态,默认是无法获取焦点的,只有设置成true,才能获取控件的点击事件
search_keyword.Focusable = true;
}
public override bool OnCreateOptionsMenu(IMenu menu)
{
MenuInflater.Inflate(Resource.Menu.Hoofdscherm, menu);
_searchItem = menu.FindItem(Resource.Id.search);
_searchItem.ExpandActionView();
MenuItemCompat.SetOnActionExpandListener(_searchItem, this);
View tempSearchView = MenuItemCompat.GetActionView(_searchItem);
_searchView = tempSearchView.JavaCast<SearchView>();
_searchView.SetIconifiedByDefault(false);
_searchView.RequestFocus();
_searchView.QueryTextChange += (sender, args) =>
{
if (args.NewText.Length > 0)
{
_adapter.Filter.InvokeFilter(args.NewText);
}
else
{
_adapter.Filter.InvokeFilter("zxcvbnmasdfghjklqwertyuiopmnbvcxzlkjhgfdsapoiuytrewq");
}
};
_searchView.QueryTextSubmit += (sender, args) =>
{
if (args.Query.Length > 0)
{
_adapter.Filter.InvokeFilter(args.Query);
}
else
{
_adapter.Filter.InvokeFilter("zxcvbnmasdfghjklqwertyuiopmnbvcxzlkjhgfdsapoiuytrewq");
}
Toast.MakeText(this, _adapter.Items.Count + " results", ToastLength.Short).Show();
};
return base.OnCreateOptionsMenu(menu);
}
