2 * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 using System.Collections.Generic;
23 /// Enumeration for setting genlist item type.
25 public enum GenListItemType
28 /// if Normal is set then this item is normal item.
33 /// If tree is set then this item is displayed as an item that is able to expand and have child items.
38 /// if Group is set then this item is group index item that is displayed at the top until the next group comes.
44 /// Enumeration for setting genlist's resizing behavior, transverse axis scrolling and items cropping.
46 public enum GenListMode
49 /// The genlist won't set any of its size hints to inform how a possible container should resize it.
50 /// Then, if it's not created as a "resize object", it might end with zeroed dimensions.
51 /// The genlist will respect the container's geometry and, if any of its items won't fit into its transverse axis, one won't be able to scroll it in that direction.
56 /// This is the same as Compress, with the exception that if any of its items won't fit into its transverse axis, one will be able to scroll it in that direction.
61 /// Sets a minimum size hint on the genlist object, so that containers may respect it (and resize itself to fit the child properly).
62 /// More specifically, a minimum size hint will be set for its transverse axis, so that the largest item in that direction fits well.
63 /// This is naturally bound by the genlist object's maximum size hints, set externally.
68 /// Besides setting a minimum size on the transverse axis, just like on Limit, the genlist will set a minimum size on th longitudinal axis, trying to reserve space to all its children to be visible at a time.
69 /// This is naturally bound by the genlist object's maximum size hints, set externally.
75 /// It inherits System.EventArgs.
76 /// It contains Item which is <see cref="GenListItem"/> type.
77 /// All events of GenList contain GenListItemEventArgs as a parameter.
79 public class GenListItemEventArgs : EventArgs
82 /// Gets or sets GenList item. The return type is <see cref="GenListItem"/>.
84 public GenListItem Item { get; set; }
86 internal static GenListItemEventArgs CreateFromSmartEvent(IntPtr data, IntPtr obj, IntPtr info)
88 GenListItem item = ItemObject.GetItemByHandle(info) as GenListItem;
89 return new GenListItemEventArgs() { Item = item };
94 /// Enumeration that defines where to position the item in the genlist.
96 public enum ScrollToPosition
99 /// Scrolls to nowhere.
104 /// Scrolls to the nearest viewport.
109 /// Scrolls to the top of the viewport.
114 /// Scrolls to the middle of the viewport.
119 /// Scrolls to the bottom of the viewport.
125 /// It inherits <see cref="Layout"/>.
126 /// The GenList is a widget that aims to have more expansive list than the simple <see cref="List"/> in ElmSharp that could have more flexible items and allow many more entries while still being fast and low on memory usage.
127 /// At the same time it was also made to be able to do tree structures.
128 /// But the price to pay is more complexity when it comes to usage.
129 /// If all you want is a simple list with icons and a single text, use the <see cref="List"/> widget.
131 public class GenList : Layout
133 HashSet<GenListItem> _children = new HashSet<GenListItem>();
135 SmartEvent<GenListItemEventArgs> _selected;
136 SmartEvent<GenListItemEventArgs> _unselected;
137 SmartEvent<GenListItemEventArgs> _activated;
138 SmartEvent<GenListItemEventArgs> _pressed;
139 SmartEvent<GenListItemEventArgs> _released;
140 SmartEvent<GenListItemEventArgs> _doubleClicked;
141 SmartEvent<GenListItemEventArgs> _expanded;
142 SmartEvent<GenListItemEventArgs> _realized;
143 SmartEvent<GenListItemEventArgs> _unrealized;
144 SmartEvent<GenListItemEventArgs> _longpressed;
145 SmartEvent<GenListItemEventArgs> _moved;
146 SmartEvent<GenListItemEventArgs> _movedAfter;
147 SmartEvent<GenListItemEventArgs> _movedBefore;
148 SmartEvent _scrollAnimationStarted;
149 SmartEvent _scrollAnimationStopped;
153 /// Creates and initializes a new instance of the GenList class.
155 /// <param name="parent">The parent is a given container which will be attached by GenList as a child. It's <see cref="EvasObject"/> type.</param>
156 public GenList(EvasObject parent) : base(parent)
158 ListMode = GenListMode.Compress;
159 InitializeSmartEvent();
163 /// Gets or sets whether the homogeneous mode is enabled.
166 /// If true, the genlist items have same height and width.
168 public bool Homogeneous
172 return Interop.Elementary.elm_genlist_homogeneous_get(RealHandle);
176 Interop.Elementary.elm_genlist_homogeneous_set(RealHandle, value);
181 /// Gets or sets the horizontal stretching mode. This mode used for sizing items horizontally.
182 /// The default value is <see cref="GenListMode.Scroll"/> which means that if items are too wide to fit, the scroller scrolls horizontally.
183 /// If set <see cref="GenListMode.Compress"/> which means that the item width is fixed (restricted to a minimum of) to the list width when calculating its size in order to allow the height to be calculated based on it.
184 /// If set <see cref="GenListMode.Limit"/> which means that items are expanded to the viewport width and limited to that size.
185 /// if set <see cref="GenListMode.Expand"/> which means that genlist try to reserve space to all its items to be visible at a time.
188 /// Compress makes genlist resize slower as it recalculates every item height again whenever the list width changes.
189 /// The homogeneous mode is so that all items in the genlist are of the same width/height. With Compress, genlist items are initialized fast.
190 /// However, there are no sub-objects in the genlist which can be on the flying resizable (such as TEXTBLOCK).
191 /// If so, then some dynamic resizable objects in the genlist would not be diplayed properly.
193 public GenListMode ListMode
197 return (GenListMode)Interop.Elementary.elm_genlist_mode_get(RealHandle);
201 Interop.Elementary.elm_genlist_mode_set(RealHandle, (int)value);
206 /// Gets the first item in the genlist.
208 public GenListItem FirstItem
212 IntPtr handle = Interop.Elementary.elm_genlist_first_item_get(RealHandle);
213 return ItemObject.GetItemByHandle(handle) as GenListItem;
218 /// Gets the last item in the genlist.
220 public GenListItem LastItem
224 IntPtr handle = Interop.Elementary.elm_genlist_last_item_get(RealHandle);
225 return ItemObject.GetItemByHandle(handle) as GenListItem;
230 /// Gets or sets the reorder mode.
231 /// After turning on the reorder mode, longpress on a normal item triggers reordering of the item.
232 /// You can move the item up and down. However, reordering does not work with group items.
234 public bool ReorderMode
238 return Interop.Elementary.elm_genlist_reorder_mode_get(RealHandle);
242 Interop.Elementary.elm_genlist_reorder_mode_set(RealHandle, value);
247 /// Gets or set the maximum number of items within an item block.
249 public int BlockCount
253 return Interop.Elementary.elm_genlist_block_count_get(RealHandle);
257 Interop.Elementary.elm_genlist_block_count_set(RealHandle, value);
262 /// Gets or sets whether the genlist items should be highlighted when an item is selected.
264 public bool IsHighlight
268 return Interop.Elementary.elm_genlist_highlight_mode_get(RealHandle);
272 Interop.Elementary.elm_genlist_highlight_mode_set(RealHandle, value);
277 /// Gets or sets the timeout in seconds for the longpress event.
279 public double LongPressTimeout
283 return Interop.Elementary.elm_genlist_longpress_timeout_get(RealHandle);
287 Interop.Elementary.elm_genlist_longpress_timeout_set(RealHandle, value);
292 /// Gets or Sets focus upon items selection mode.
295 /// When enabled, every selection of an item inside the <see cref="GenList"/> will automatically set focus to its first focusable widget from the left.
296 /// This is true of course if the selection was made by clicking an unfocusable area in an item or selecting it with a key movement.
297 /// Clicking on a focusable widget inside an item will couse this particular item to get focus as usual.
299 public bool FocusOnSelection
303 return Interop.Elementary.elm_genlist_focus_on_selection_get(RealHandle);
307 Interop.Elementary.elm_genlist_focus_on_selection_set(RealHandle, value);
312 /// Gets or sets whether enable multi-selection in the genlist.
314 public bool IsMultiSelection
318 return Interop.Elementary.elm_genlist_multi_select_get(RealHandle);
322 Interop.Elementary.elm_genlist_multi_select_set(RealHandle, value);
327 /// Gets the selected item in a given genlist widget.
329 public GenListItem SelectedItem
333 IntPtr handle = Interop.Elementary.elm_genlist_selected_item_get(RealHandle);
334 return ItemObject.GetItemByHandle(handle) as GenListItem;
339 /// Gets or sets the genlist select mode by <see cref="GenItemSelectionMode"/>.
341 public GenItemSelectionMode SelectionMode
345 return (GenItemSelectionMode)Interop.Elementary.elm_genlist_select_mode_get(RealHandle);
349 Interop.Elementary.elm_genlist_select_mode_set(RealHandle, (int)value);
354 /// ItemSelected is raised when a new genlist item is selected.
356 public event EventHandler<GenListItemEventArgs> ItemSelected;
359 /// ItemUnselected is raised when the genlist item is Unselected.
361 public event EventHandler<GenListItemEventArgs> ItemUnselected;
364 /// ItemPressed is raised when a new genlist item is pressed.
366 public event EventHandler<GenListItemEventArgs> ItemPressed;
369 /// ItemReleased is raised when a new genlist item is released.
371 public event EventHandler<GenListItemEventArgs> ItemReleased;
374 /// ItemActivated is raised when a new genlist item is double clicked or pressed (enter|return|spacebar).
376 public event EventHandler<GenListItemEventArgs> ItemActivated;
379 /// ItemDoubleClicked is raised when a new genlist item is double clicked.
381 public event EventHandler<GenListItemEventArgs> ItemDoubleClicked;
384 /// ItemExpanded is raised when a new genlist item is indicated to expand.
386 public event EventHandler<GenListItemEventArgs> ItemExpanded;
389 /// ItemRealized is raised when a new genlist item is created as a real object.
391 public event EventHandler<GenListItemEventArgs> ItemRealized;
394 /// ItemUnrealized is raised when a new genlist item is unrealized.
395 /// After calling unrealize, the item's content objects are deleted and the item object itself is deleted or is put into a floating cache.
397 public event EventHandler<GenListItemEventArgs> ItemUnrealized;
400 /// ItemLongPressed is raised when a genlist item is pressed for a certain amount of time. By default it's 1 second.
402 public event EventHandler<GenListItemEventArgs> ItemLongPressed;
405 /// ItemMoved is raised when a genlist item is moved in the reorder mode.
407 public event EventHandler<GenListItemEventArgs> ItemMoved;
410 /// ItemMovedAfter is raised when a genlist item is moved after another item in the reorder mode.
411 /// To get the relative previous item, use <see cref="GenListItem.Previous"/>.
413 public event EventHandler<GenListItemEventArgs> ItemMovedAfter;
416 /// ItemMovedBefore is raised when a genlist item is moved before another item in the reorder mode.
417 /// To get the relative next item, use <see cref="GenListItem.Next"/>.
419 public event EventHandler<GenListItemEventArgs> ItemMovedBefore;
422 /// Changed is raised when genlist is changed.
424 public event EventHandler Changed
426 add { _changed.On += value; }
427 remove { _changed.On -= value; }
431 /// ScrollAnimationStarted is raised when scrolling animation has started.
433 public event EventHandler ScrollAnimationStarted
435 add { _scrollAnimationStarted.On += value; }
436 remove { _scrollAnimationStarted.On -= value; }
440 /// ScrollAnimationStopped is raised when scrolling animation has stopped.
442 public event EventHandler ScrollAnimationStopped
444 add { _scrollAnimationStopped.On += value; }
445 remove { _scrollAnimationStopped.On -= value; }
449 /// Appends a new item to the end of a given genlist widget.
451 /// <param name="itemClass">The itemClass defines how to display the data.</param>
452 /// <param name="data">The item data.</param>
453 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
454 /// <seealso cref="GenItemClass"/>
455 /// <seealso cref="GenListItem"/>
456 public GenListItem Append(GenItemClass itemClass, object data)
458 return Append(itemClass, data, GenListItemType.Normal);
462 /// Appends a new item with <see cref="GenListItemType"/> to the end of a given genlist widget.
464 /// <param name="itemClass">The itemClass defines how to display the data.</param>
465 /// <param name="data">The item data.</param>
466 /// <param name="type">The genlist item type.</param>
467 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
468 public GenListItem Append(GenItemClass itemClass, object data, GenListItemType type)
470 return Append(itemClass, data, type, null);
474 /// Appends a new item with <see cref="GenListItemType"/> to the end of a given genlist widget or the end of the children list if the parent is given.
476 /// <param name="itemClass">The itemClass defines how to display the data.</param>
477 /// <param name="data">The item data.</param>
478 /// <param name="type">The genlist item type.</param>
479 /// <param name="parent">The parent item, otherwise null if there is no parent item.</param>
480 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
481 public GenListItem Append(GenItemClass itemClass, object data, GenListItemType type, GenListItem parent)
483 GenListItem item = new GenListItem(data, itemClass);
484 IntPtr handle = Interop.Elementary.elm_genlist_item_append(RealHandle, itemClass.UnmanagedPtr, (IntPtr)item.Id, parent, (int)type, null, (IntPtr)item.Id);
485 item.Handle = handle;
491 /// Prepends a new item to the beginning of a given genlist widget.
493 /// <param name="itemClass">The itemClass defines how to display the data.</param>
494 /// <param name="data">The item data.</param>
495 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
496 public GenListItem Prepend(GenItemClass itemClass, object data)
498 return Prepend(itemClass, data, GenListItemType.Normal);
502 /// Prepends a new item with <see cref="GenListItemType"/> to the beginning of a given genlist widget.
504 /// <param name="itemClass">The itemClass defines how to display the data.</param>
505 /// <param name="data">The item data.</param>
506 /// <param name="type">The genlist item type.</param>
507 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
508 public GenListItem Prepend(GenItemClass itemClass, object data, GenListItemType type)
510 return Prepend(itemClass, data, type, null);
514 /// Prepends a new item with <see cref="GenListItemType"/> to the beginning of a given genlist widget or the beginning of the children list if the parent is given.
516 /// <param name="itemClass">The itemClass defines how to display the data.</param>
517 /// <param name="data">The item data.</param>
518 /// <param name="type">The genlist item type.</param>
519 /// <param name="parent">The parent item, otherwise null if there is no parent item.</param>
520 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
521 public GenListItem Prepend(GenItemClass itemClass, object data, GenListItemType type, GenListItem parent)
523 GenListItem item = new GenListItem(data, itemClass);
524 IntPtr handle = Interop.Elementary.elm_genlist_item_prepend(RealHandle, itemClass.UnmanagedPtr, (IntPtr)item.Id, parent, (int)type, null, (IntPtr)item.Id);
525 item.Handle = handle;
531 /// Inserts an item before another item in a genlist widget.
532 /// It is the same tree level or group as the item before which it is inserted.????
534 /// <param name="itemClass">The itemClass defines how to display the data.</param>
535 /// <param name="data">The item data.</param>
536 /// <param name="before">The item before which to place this new one.</param>
537 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
538 public GenListItem InsertBefore(GenItemClass itemClass, object data, GenListItem before)
540 return InsertBefore(itemClass, data, before, GenListItemType.Normal);
544 /// Inserts an item with <see cref="GenListItemType"/> before another item in a genlist widget.
545 /// It is the same tree level or group as the item before which it is inserted.????
547 /// <param name="itemClass">The itemClass defines how to display the data.</param>
548 /// <param name="data">The item data.</param>
549 /// <param name="before">The item before which to place this new one.</param>
550 /// <param name="type">The genlist item type.</param>
551 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
552 public GenListItem InsertBefore(GenItemClass itemClass, object data, GenListItem before, GenListItemType type)
554 return InsertBefore(itemClass, data, before, type, null);
558 /// Inserts an item with <see cref="GenListItemType"/> before another item under a parent in a genlist widget.
560 /// <param name="itemClass">The itemClass defines how to display the data.</param>
561 /// <param name="data">The item data.</param>
562 /// <param name="before">The item before which to place this new one.</param>
563 /// <param name="type">The genlist item type.</param>
564 /// <param name="parent">The parent item, otherwise null if there is no parent item.</param>
565 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
566 public GenListItem InsertBefore(GenItemClass itemClass, object data, GenListItem before, GenListItemType type, GenListItem parent)
568 GenListItem item = new GenListItem(data, itemClass);
569 // insert before the `before` list item
570 IntPtr handle = Interop.Elementary.elm_genlist_item_insert_before(
571 RealHandle, // genlist handle
572 itemClass.UnmanagedPtr, // item class
573 (IntPtr)item.Id, // data
576 (int)type, // item type
577 null, // select callback
578 (IntPtr)item.Id); // callback data
579 item.Handle = handle;
585 /// Inserts an item with <see cref="GenListItemType"/> after another item under a parent in a genlist widget.
587 /// <param name="itemClass">The itemClass defines how to display the data.</param>
588 /// <param name="data">The item data.</param>
589 /// <param name="after">The item after which to place this new one.</param>
590 /// <param name="type">The genlist item type.</param>
591 /// <param name="parent">The parent item, otherwise null if there is no parent item.</param>
592 /// <returns>Return a new added genlist item that contains data and itemClass.</returns>
593 public GenListItem InsertAfter(GenItemClass itemClass, object data, GenListItem after, GenListItemType type, GenListItem parent)
595 GenListItem item = new GenListItem(data, itemClass);
596 // insert before the `before` list item
597 IntPtr handle = Interop.Elementary.elm_genlist_item_insert_before(
598 RealHandle, // genlist handle
599 itemClass.UnmanagedPtr, // item class
600 (IntPtr)item.Id, // data
603 (int)type, // item type
604 null, // select callback
605 (IntPtr)item.Id); // callback data
606 item.Handle = handle;
612 /// Insert an item in a genlist widget using a user-defined sort function.
614 /// <param name="itemClass">The itemClass defines how to display the data.</param>
615 /// <param name="data">The item data.</param>
616 /// <param name="comparison">User defined comparison function that defines the sort order based on genlist item and its data.</param>
617 /// <param name="type">The genlist item type.</param>
618 /// <param name="parent">The parent item, otherwise null if there is no parent item.</param>
619 /// <returns>Return a genlist item that contains data and itemClass.</returns>
620 public GenListItem InsertSorted(GenItemClass itemClass, object data, Comparison<object> comparison, GenListItemType type, GenListItem parent)
622 GenListItem item = new GenListItem(data, itemClass);
624 Interop.Elementary.Eina_Compare_Cb compareCallback = (handle1, handle2) =>
626 GenListItem first = (ItemObject.GetItemByHandle(handle1) as GenListItem) ?? item;
627 GenListItem second = (ItemObject.GetItemByHandle(handle2) as GenListItem) ?? item;
628 return comparison(first.Data, second.Data);
631 IntPtr handle = Interop.Elementary.elm_genlist_item_sorted_insert(
632 RealHandle, // genlist handle
633 itemClass.UnmanagedPtr, // item clas
634 (IntPtr)item.Id, // data
636 (int)type, // item type
637 compareCallback, // compare callback
638 null, //select callback
639 (IntPtr)item.Id); // callback data
640 item.Handle = handle;
646 /// Shows the given item with position type in a genlist.
647 /// When animated is true, genlist will jump to the given item and display it (by animatedly scrolling), if it is not fully visible. This may use animation and may take some time.
648 /// When animated is false, genlist will jump to the given item and display it (by jumping to that position), if it is not fully visible.
650 /// <param name="item">The item to display.</param>
651 /// <param name="position">The position to show the given item to <see cref="ScrollToPosition"/>.</param>
652 /// <param name="animated">The animated indicates how to display the item, by scrolling or by jumping.</param>
653 public void ScrollTo(GenListItem item, ScrollToPosition position, bool animated)
657 Interop.Elementary.elm_genlist_item_bring_in(item.Handle, (Interop.Elementary.Elm_Genlist_Item_Scrollto_Type)position);
661 Interop.Elementary.elm_genlist_item_show(item.Handle, (Interop.Elementary.Elm_Genlist_Item_Scrollto_Type)position);
666 /// Updates the content of all the realized items.
667 /// This updates all the realized items by calling all the <see cref="GenItemClass"/> again to get the content, text and states.
668 /// Use this when the original item data has changed and the changes are desired to reflect.
669 /// To update just one item, use <see cref="GenListItem.Update"/>.
671 /// <seealso cref="GenListItem.Update"/>
672 public void UpdateRealizedItems()
674 Interop.Elementary.elm_genlist_realized_items_update(RealHandle);
678 /// Removes all items from a given genlist widget.
679 /// This removes (and deletes) all items in obj, making it empty.
680 /// To delete just one item, use <see cref="ItemObject.Delete"/>.
682 /// <seealso cref="ItemObject.Delete"/>
685 Interop.Elementary.elm_genlist_clear(RealHandle);
689 /// Get the item that is at the x, y canvas coords.
691 /// <param name="x">The input x coordinate</param>
692 /// <param name="y">The input y coordinate</param>
693 /// <param name="pos">The position relative to the item returned here
694 /// -1, 0, or 1, depending on whether the coordinate is on the upper portion of that item (-1), in the middle section (0), or on the lower part (1).
696 /// <returns></returns>
697 public GenListItem GetItemByPosition(int x, int y, out int pos)
699 IntPtr handle = Interop.Elementary.elm_genlist_at_xy_item_get(RealHandle, x, y, out pos);
700 return ItemObject.GetItemByHandle(handle) as GenListItem;
704 /// Gets the nth item in a given genlist widget, placed at position nth, in its internal items list.
706 /// <param name="index">The number of the item to grab (0 being the first)</param>
707 /// <returns></returns>
708 public GenListItem GetItemByIndex(int index)
710 IntPtr handle = Interop.Elementary.elm_genlist_nth_item_get(RealHandle, index);
711 return ItemObject.GetItemByHandle(handle) as GenListItem;
715 /// Creates a widget handle.
717 /// <param name="parent">Parent EvasObject</param>
718 /// <returns>Handle IntPtr</returns>
719 protected override IntPtr CreateHandle(EvasObject parent)
721 IntPtr handle = Interop.Elementary.elm_layout_add(parent.Handle);
722 Interop.Elementary.elm_layout_theme_set(handle, "layout", "elm_widget", "default");
724 RealHandle = Interop.Elementary.elm_genlist_add(handle);
725 Interop.Elementary.elm_object_part_content_set(handle, "elm.swallow.content", RealHandle);
730 void InitializeSmartEvent()
732 _selected = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "selected", GenListItemEventArgs.CreateFromSmartEvent);
733 _unselected = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "unselected", GenListItemEventArgs.CreateFromSmartEvent);
734 _activated = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "activated", GenListItemEventArgs.CreateFromSmartEvent);
735 _pressed = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "pressed", GenListItemEventArgs.CreateFromSmartEvent);
736 _released = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "released", GenListItemEventArgs.CreateFromSmartEvent);
737 _doubleClicked = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "clicked,double", GenListItemEventArgs.CreateFromSmartEvent);
738 _expanded = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "expanded", GenListItemEventArgs.CreateFromSmartEvent);
739 _realized = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "realized", GenListItemEventArgs.CreateFromSmartEvent);
740 _unrealized = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "unrealized", GenListItemEventArgs.CreateFromSmartEvent);
741 _longpressed = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "longpressed", GenListItemEventArgs.CreateFromSmartEvent);
742 _moved = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "moved", GenListItemEventArgs.CreateFromSmartEvent);
743 _movedAfter = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "moved,after", GenListItemEventArgs.CreateFromSmartEvent);
744 _movedBefore = new SmartEvent<GenListItemEventArgs>(this, this.RealHandle, "moved,before", GenListItemEventArgs.CreateFromSmartEvent);
745 _scrollAnimationStarted = new SmartEvent(this, this.RealHandle, "scroll,anim,start");
746 _scrollAnimationStopped = new SmartEvent(this, this.RealHandle, "scroll,anim,stop");
747 _changed = new SmartEvent(this, this.RealHandle, "changed");
749 _selected.On += (s, e) => { if (e.Item != null) ItemSelected?.Invoke(this, e); };
750 _unselected.On += (s, e) => { if (e.Item != null) ItemUnselected?.Invoke(this, e); };
751 _activated.On += (s, e) => { if (e.Item != null) ItemActivated?.Invoke(this, e); };
752 _pressed.On += (s, e) => { if (e.Item != null) ItemPressed?.Invoke(this, e); };
753 _released.On += (s, e) => { if (e.Item != null) ItemReleased?.Invoke(this, e); };
754 _doubleClicked.On += (s, e) => { if (e.Item != null) ItemDoubleClicked?.Invoke(this, e); };
755 _expanded.On += (s, e) => { if (e.Item != null) ItemExpanded?.Invoke(this, e); };
756 _realized.On += (s, e) => { if (e.Item != null) ItemRealized?.Invoke(this, e); };
757 _unrealized.On += (s, e) => { if (e.Item != null) ItemUnrealized?.Invoke(this, e); };
758 _longpressed.On += (s, e) => { if (e.Item != null) ItemLongPressed?.Invoke(this, e); };
759 _moved.On += (s, e) => { if (e.Item != null) ItemMoved?.Invoke(this, e); };
760 _movedAfter.On += (s, e) => { if (e.Item != null) ItemMovedAfter?.Invoke(this, e); };
761 _movedBefore.On += (s, e) => { if (e.Item != null) ItemMovedBefore?.Invoke(this, e); };
764 void AddInternal(GenListItem item)
767 item.Deleted += Item_Deleted;
770 void Item_Deleted(object sender, EventArgs e)
772 _children.Remove((GenListItem)sender);