public override EvasObject?GetHeaderView(EvasObject parent)
{
if (!HasHeader)
{
return(null);
}
_headerCache = ((IShellController)Shell).FlyoutHeader;
return((_headerCache != null) ? GetPlatformView(_headerCache) : null);
}
public View?OnCreateView(View?parent, string name, Context context, IAttributeSet attrs)
{
if (Debug)
{
MvxLog.Instance?.Trace("{Tag} - ... OnCreateView ... {name}", DelegateFactory1Tag, name);
}
return(_factoryPlaceholder.OnViewCreated(
_factory.OnCreateView(name, context, attrs),
context, attrs));
}
public View?OnViewCreated(View?view, Context?context, IAttributeSet?attrs)
{
if (Factory != null && view != null && view.GetTag(Resource.Id.MvvmCrossTagId) != TheTruth)
{
// Bind here.
view = Factory.BindCreatedView(view, context, attrs);
view.SetTag(Resource.Id.MvvmCrossTagId, TheTruth);
}
return(view);
}
public override View?OnCreateView(Context viewContext, View?parent, string name, IAttributeSet?attrs)
{
if (Debug)
{
MvxLog.Instance?.Trace("{Tag} - ... OnCreateView 4 ... {name}", Tag, name);
}
return(_bindingVisitor.OnViewCreated(
base.OnCreateView(viewContext, parent, name, attrs),
viewContext,
attrs));
}
public virtual View?OnCreateView(View?parent, string name, Context context, IAttributeSet attrs)
{
if (name == "fragment")
{
// MvvmCross does not inflate Fragments - instead it returns null and lets Android inflate them.
return(null);
}
View?view = AndroidViewFactory?.CreateView(parent, name, context, attrs);
return(BindCreatedView(view, context, attrs));
}
protected override View?OnCreateView(View?parent, string?name, IAttributeSet?attrs)
{
if (Debug)
{
MvxLog.Instance?.Trace("{Tag} - ... OnCreateView 3 ... {name}", Tag, name);
}
return(_bindingVisitor.OnViewCreated(
base.OnCreateView(parent, name, attrs),
Context,
attrs));
}
public override View GetView(int position, View?convertView, ViewGroup?parent)
{
var popupFieldValue = _displayFields[position];
if (convertView == null)
{
convertView = new DetailsItemView(_context, _foregroundColor);
}
(convertView as DetailsItemView)?.Update(popupFieldValue);
return(convertView);
}
public override View?OnCreateView(Context viewContext, View?parent, string name, IAttributeSet?attrs)
{
if (Debug)
{
MvxLogHost.GetLog <MvxLayoutInflater>()?.Log(LogLevel.Trace, "{Tag} - ... OnCreateView 4 ... {name}", Tag, name);
}
return(_bindingVisitor.OnViewCreated(
base.OnCreateView(viewContext, parent, name, attrs),
viewContext,
attrs));
}
public override View?GetView(int position, View?convertView, ViewGroup?parent)
{
var layerLegend = _layerLegends[position];
if (convertView == null)
{
convertView = new LayerLegendItemView(_context);
}
(convertView as LayerLegendItemView)?.Update(layerLegend);
return(convertView);
}
/// <summary>
/// <inheritdoc />
/// </summary>
protected override void OnApplyTemplate()
{
base.OnApplyTemplate();
ListView = GetTemplateChild("PART_InnerListView") as CollectionView;
VisualStateManager.SetVisualStateGroups(ListView, new VisualStateGroupList());
_loadingScrim = GetTemplateChild("PART_LoadingScrim") as View;
if (ListView != null)
{
ListView.BindingContext = _controller;
}
}
public override View GetView(int position, View?convertView, ViewGroup?parent)
{
var view = convertView ?? _context.LayoutInflater.Inflate(Android.Resource.Layout.SimpleListItem2, parent, false);
var textview1 = view.FindViewById <TextView>(Android.Resource.Id.Text1);
var textview2 = view.FindViewById <TextView>(Android.Resource.Id.Text2);
textview1.Text = _elements.ElementAtOrDefault(position)?.Title;
textview2.Text = $"Created at {_elements.ElementAtOrDefault(position).CreatedAt:dd/MM/yyyy}";
return(view);
}
public override EvasObject?CreateNativeView(int index, EvasObject parent)
{
View?view = GetTemplatedView(index);
if (view != null)
{
var native = view.ToPlatform(_context);
_nativeFormsTable[native] = view;
return(native);
}
return(null);
}
public static NavController?GetNavController(this Fragment fragment, View?view = null)
{
NavController?navController = null;
if (fragment.Activity is IHostNavController host)
{
navController = host.NavController;
}
if (navController == null && view != null)
{
navController = Navigation.FindNavController(view);
}
return(navController);
}
public void LayoutItems(Rect bound, bool force)
{
if (_allocatedSize.Width <= 0 || _allocatedSize.Height <= 0)
{
return;
}
// TODO : need to optimization. it was frequently called with similar bound value.
if (!ShouldRearrange(bound) && !force)
{
return;
}
_isLayouting = true;
_lastLayoutedBound = bound;
int padding = Span;
int startIndex = Math.Max(GetStartIndex(bound) - padding * 2, 0);
int endIndex = Math.Min(GetEndIndex(bound) + padding * 2, CollectionView !.Count - 1);
foreach (var index in _realizedItem.Keys.ToList())
{
if (index < startIndex || index > endIndex)
{
CollectionView !.UnrealizeView(_realizedItem[index].View);
_realizedItem.Remove(index);
}
}
for (int i = startIndex; i <= endIndex; i++)
{
View?itemView = null;
if (!_realizedItem.ContainsKey(i))
{
var view = CollectionView !.RealizeView(i);
_realizedItem[i] = new RealizedItem(view, i);
itemView = view;
}
else
{
itemView = _realizedItem[i].View;
}
var itemBound = GetItemBound(i);
itemView.UpdateBounds(itemBound);
}
_isLayouting = false;
}
public View?OnCreateView(View?parent, string name, Context context, IAttributeSet attrs)
{
if (Debug)
{
MvxLogHost.GetLog <MvxLayoutInflater>()?.Log(LogLevel.Trace, "{Tag} - ... OnCreateView 3 ... {name}", PrivateFactoryWrapper2Tag, name);
}
return(_bindingVisitor.OnViewCreated(
_inflater.CreateCustomViewInternal(
parent,
// The activity's OnCreateView
_factory2.OnCreateView(parent, name, context, attrs),
name, context, attrs),
context, attrs));
}
#pragma warning disable CS8765 // Nullability of type of parameter doesn't match overridden member (possibly because of nullability attributes).
public override View?GetGroupView(int groupPosition, bool isExpanded, View?convertView, ViewGroup parent)
{
var header = convertView switch
{
null => _context.LayoutInflater.Inflate(Resource.Layout.ListGroup, null),
_ => convertView
};
if (header?.FindViewById <TextView>(Resource.Id.DataHeader) is TextView textView)
{
textView.Text = LocationList[groupPosition].Name;
}
return(header);
}
protected override View CreatePlatformView()
{
var li = MauiContext?.GetLayoutInflater();
_ = li ?? throw new InvalidOperationException($"LayoutInflater cannot be null");
var dl = li.Inflate(Resource.Layout.drawer_layout, null)
.JavaCast <DrawerLayout>()
?? throw new InvalidOperationException($"Resource.Layout.drawer_layout missing");
_navigationRoot = li.Inflate(Resource.Layout.navigationlayout, null)
?? throw new InvalidOperationException($"Resource.Layout.navigationlayout missing");
_navigationRoot.Id = View.GenerateViewId();
return(dl);
}
void OnNativeViewViewDetachedFromWindow(object?sender, View.ViewDetachedFromWindowEventArgs e)
{
if (lifeCycleEffect != null)
{
lifeCycleEffect.RaiseUnloadedEvent(Element);
}
if (nativeView != null)
{
nativeView.ViewDetachedFromWindow -= OnNativeViewViewDetachedFromWindow;
nativeView.ViewAttachedToWindow -= OnNativeViewViewAttachedToWindow;
}
nativeView = null;
lifeCycleEffect = null;
}
void View.IOnClickListener.OnClick(View?view)
{
if (view == null)
{
return;
}
var vm = ViewModel;
if (vm == null)
{
return;
}
if (view.Id == Resource.Id.tvValue)
{
vm.CopyCodeCilp();
}
}
public override EvasObject?GetHeaderView(EvasObject parent)
{
if (!HasHeader)
{
return(null);
}
_headerCache = ((IShellController)Shell).FlyoutHeader;
if (_headerCache != null)
{
var native = _headerCache.ToPlatform(_context);
return(native);
}
return(null);
}
public async Task OnRenameView(string viewID, string newName)
{
lastActivity = Timestamp.Now;
View?view = model.Views.Find(v => v.ID == viewID);
if (view == null)
{
throw new Exception("Unknown viewID " + viewID);
}
view.Name = newName;
DataValue dv = DataValue.FromObject(view.Name);
MemberValue member = MemberValue.Make(moduleID, view.ID, nameof(View.Name), dv);
await connection.UpdateConfig(member);
}
private static void UpdateChildren(Layout <View> layout)
{
var items = GetItemsSource(layout);
var template = GetItemTemplate(layout);
if (items == null || template == null)
{
return;
}
var separatorTemplate = GetSeparatorTemplate(layout);
var hasSeparators = separatorTemplate != null;
try
{
layout.Children.Clear();
}
catch (NullReferenceException)
{
}
View?separator = null;
foreach (var item in items)
{
var child = (View)template.CreateContent(item, layout);
child.BindingContext = item;
layout.Children.Add(child);
if (hasSeparators && separatorTemplate != null)
{
separator = (View)separatorTemplate.CreateContent();
layout.Children.Add(separator);
}
}
if (hasSeparators && separator != null)
{
layout.Children.Remove(separator);
}
if (items is INotifyCollectionChanged collection)
{
SetCollectionChangedListener(layout, new CollectionChangedListener(layout, collection));
}
}
public override bool DispatchTouchEvent(MotionEvent e)
{
if (e.Action == MotionEventActions.Down)
{
_downTime = DateTime.UtcNow;
_downPosition = new Point(e.RawX, e.RawY);
}
if (e.Action != MotionEventActions.Up)
{
return(base.DispatchTouchEvent(e));
}
if (_disposed)
{
return(false);
}
View?currentFocus1 = ((Activity?)Context)?.CurrentFocus;
if (currentFocus1 is EditText)
{
View?currentFocus2 = ((Activity?)Context)?.CurrentFocus;
if (currentFocus1 == currentFocus2 && _downPosition.Distance(new Point(e.RawX, e.RawY)) <= Context.ToPixels(20.0) && !(DateTime.UtcNow - _downTime > TimeSpan.FromMilliseconds(200.0)))
{
var location = new int[2];
currentFocus1.GetLocationOnScreen(location);
var num1 = e.RawX + currentFocus1.Left - location[0];
var num2 = e.RawY + currentFocus1.Top - location[1];
if (!new Rectangle(currentFocus1.Left, currentFocus1.Top, currentFocus1.Width, currentFocus1.Height).Contains(num1, num2))
{
Context.HideKeyboard(currentFocus1);
currentFocus1.ClearFocus();
}
}
}
if (_disposed)
{
return(false);
}
var flag = base.DispatchTouchEvent(e);
return(flag);
}
public override View GetView(int position, View?convertView, ViewGroup?parent)
{
var layerLegend = _layers[position];
if (convertView == null)
{
convertView = new LegendItemView(_context);
}
var tv = convertView as LegendItemView;
if (tv != null)
{
tv.Update(layerLegend);
}
return(convertView);
}
protected override View?OnCreateView(string?name, IAttributeSet?attrs)
{
if (Debug)
{
MvxLogHost.GetLog <MvxLayoutInflater>()?.Log(LogLevel.Trace, "{Tag} - ... OnCreateView 2 ... {name}", Tag, name);
}
View?view = null;
if (name != null && Context != null && attrs != null)
{
view = AndroidViewFactory?.CreateView(null, name, Context, attrs);
}
view ??= PhoneLayoutInflaterOnCreateView(name, attrs) ?? base.OnCreateView(name, attrs);
return(_bindingVisitor.OnViewCreated(view, Context, attrs));
}
public static T?FindFirstParentOfView <T>(this View?childView, bool includeCurrent)
where T : class
{
var view = includeCurrent ? childView as IViewParent : null;
view ??= childView?.Parent;
while (view != null)
{
if (view is T parent)
{
return(parent);
}
view = view.Parent;
}
return(null);
}
public void SetHeader(View?header, Size size)
{
bool contentSizeChanged = false;
if (IsHorizontal)
{
if (_headerSize.Width != size.Width)
{
contentSizeChanged = true;
}
}
else
{
if (_headerSize.Height != size.Height)
{
contentSizeChanged = true;
}
}
_header = header;
_headerSize = size;
if (contentSizeChanged)
{
InitializeMeasureCache();
CollectionView !.ContentSizeUpdated();
}
if (_header != null)
{
var bound = new Rect(0, 0, _headerSize.Width, _headerSize.Height);
if (IsHorizontal)
{
bound.Height = _allocatedSize.Height;
}
else
{
bound.Width = _allocatedSize.Width;
}
_header.UpdateBounds(bound);
}
}
private static (Label label, Label value) BuildLabelView(string name, View?relativeTo = null, int width = 12)
{
var label = new Label(name)
{
X = 1,
Y = relativeTo == null ? 0 : Pos.Bottom(relativeTo),
Height = 1,
Width = width
};
var value = new Label("")
{
X = Pos.Right(label),
Y = relativeTo == null ? 0 : Pos.Bottom(relativeTo),
Width = Dim.Fill(),
Height = 1,
CanFocus = false
};
return(label, value);
}
public override void OnDraw(Canvas c, RecyclerView parent, RecyclerView.State state)
{
int left = parent.Left;
int right = parent.Right;
int childCount = parent.ChildCount;
CustomViewHolder?prevHolder = null;
for (var i = 0; i < childCount; i++)
{
View?child = parent.GetChildAt(i);
if (child is null)
{
continue;
}
if (!(parent.GetChildViewHolder(child) is CustomViewHolder holder))
{
continue;
}
if (holder.RowInfo is null)
{
continue;
}
if ((prevHolder is IHeaderViewHolder && !_SettingsView.ShowSectionTopBottomBorder) ||
(holder is IFooterViewHolder && !_SettingsView.ShowSectionTopBottomBorder) ||
(holder is IFooterViewHolder && !holder.RowInfo.Section.Any()) ||
(holder is IHeaderViewHolder || !holder.RowInfo.Section.IsVisible))
{
prevHolder = holder;
continue;
}
int bottom = child.Top;
int top = bottom - _Drawable.IntrinsicHeight;
_Drawable.SetBounds(left, top, right, bottom);
_Drawable.Draw(c);
prevHolder = holder;
}
}
public override Size MeasureItem(int index, int widthConstraint, int heightConstraint)
{
if (widthConstraint > heightConstraint)
{
widthConstraint = int.MaxValue;
}
if (heightConstraint > widthConstraint)
{
heightConstraint = int.MaxValue;
}
var item = this[index];
if (item != null && _dataBindedViewTable.TryGetValue(item, out View? createdView) && createdView != null)
{
return(createdView.Measure(DPExtensions.ConvertToScaledDP(widthConstraint), DPExtensions.ConvertToScaledDP(heightConstraint), MeasureFlags.IncludeMargins).Request.ToEFLPixel());
}
View?view = null;
if (ItemTemplate is DataTemplateSelector selector)
{
view = selector.SelectTemplate(this[index], Element).CreateContent() as View;
}
else
{
view = ItemTemplate.CreateContent() as View;
}
if (view != null)
{
view.Parent = Element;
if (Count > index)
{
view.BindingContext = this[index];
}
var request = view.Measure(DPExtensions.ConvertToScaledDP(widthConstraint), DPExtensions.ConvertToScaledDP(heightConstraint), MeasureFlags.IncludeMargins).Request;
return(request.ToEFLPixel());
}
return(new Size(0, 0));
}