protected virtual BottomSheetDialog CreateMoreBottomSheet(Action <int, BottomSheetDialog> selectCallback)
{
var bottomSheetDialog = new BottomSheetDialog(Context);
var bottomSheetLayout = new LinearLayout(Context);
using (var bottomShellLP = new LP(LP.MatchParent, LP.WrapContent))
bottomSheetLayout.LayoutParameters = bottomShellLP;
bottomSheetLayout.Orientation = Orientation.Vertical;
// handle the more tab
for (int i = _bottomView.MaxItemCount - 1; i < ShellItem.Items.Count; i++)
{
var closure_i = i;
var shellContent = ShellItem.Items[i];
using (var innerLayout = new LinearLayout(Context))
{
innerLayout.SetClipToOutline(true);
innerLayout.SetBackground(CreateItemBackgroundDrawable());
innerLayout.SetPadding(0, (int)Context.ToPixels(6), 0, (int)Context.ToPixels(6));
innerLayout.Orientation = Orientation.Horizontal;
using (var param = new LP(LP.MatchParent, LP.WrapContent))
innerLayout.LayoutParameters = param;
// technically the unhook isn't needed
// we dont even unhook the events that dont fire
void clickCallback(object s, EventArgs e)
{
selectCallback(closure_i, bottomSheetDialog);
if (!innerLayout.IsDisposed())
{
innerLayout.Click -= clickCallback;
}
}
innerLayout.Click += clickCallback;
var image = new ImageView(Context);
var lp = new LinearLayout.LayoutParams((int)Context.ToPixels(32), (int)Context.ToPixels(32))
{
LeftMargin = (int)Context.ToPixels(20),
RightMargin = (int)Context.ToPixels(20),
TopMargin = (int)Context.ToPixels(6),
BottomMargin = (int)Context.ToPixels(6),
Gravity = GravityFlags.Center
};
image.LayoutParameters = lp;
lp.Dispose();
image.ImageTintList = ColorStateList.ValueOf(Color.Black.MultiplyAlpha(0.6).ToAndroid());
ShellContext.ApplyDrawableAsync(shellContent, ShellSection.IconProperty, icon =>
{
if (!image.IsDisposed())
{
image.SetImageDrawable(icon);
}
});
innerLayout.AddView(image);
using (var text = new TextView(Context))
{
text.Typeface = "sans-serif-medium".ToTypeFace();
text.SetTextColor(AColor.Black);
text.Text = shellContent.Title;
lp = new LinearLayout.LayoutParams(0, LP.WrapContent)
{
Gravity = GravityFlags.Center,
Weight = 1
};
text.LayoutParameters = lp;
lp.Dispose();
innerLayout.AddView(text);
}
bottomSheetLayout.AddView(innerLayout);
}
}
bottomSheetDialog.SetContentView(bottomSheetLayout);
bottomSheetLayout.Dispose();
return(bottomSheetDialog);
}
protected virtual async void SetupMenu(IMenu menu, int maxBottomItems, ShellItem shellItem)
{
menu.Clear();
bool showMore = ShellItem.Items.Count > maxBottomItems;
int end = showMore ? maxBottomItems - 1 : ShellItem.Items.Count;
var currentIndex = shellItem.Items.IndexOf(ShellSection);
List <IMenuItem> menuItems = new List <IMenuItem>();
List <Task> loadTasks = new List <Task>();
for (int i = 0; i < end; i++)
{
var item = shellItem.Items[i];
using (var title = new Java.Lang.String(item.Title))
{
var menuItem = menu.Add(0, i, 0, title);
menuItems.Add(menuItem);
loadTasks.Add(ShellContext.ApplyDrawableAsync(item, ShellSection.IconProperty, icon =>
{
if (icon != null)
{
menuItem.SetIcon(icon);
}
}));
UpdateShellSectionEnabled(item, menuItem);
if (item == ShellSection)
{
menuItem.SetChecked(true);
}
}
}
if (showMore)
{
var moreString = new Java.Lang.String("More");
var menuItem = menu.Add(0, MoreTabId, 0, moreString);
moreString.Dispose();
menuItem.SetIcon(Resource.Drawable.abc_ic_menu_overflow_material);
if (currentIndex >= maxBottomItems - 1)
{
menuItem.SetChecked(true);
}
}
UpdateTabBarVisibility();
_bottomView.SetShiftMode(false, false);
if (loadTasks.Count > 0)
{
await Task.WhenAll(loadTasks);
}
foreach (var menuItem in menuItems)
{
menuItem.Dispose();
}
}
