/// </summary>
/// <seealso cref="GenList"/>
/// <seealso cref="GenGrid"/>
- public class List : Layout, IScrollable
+ public class List : Layout
{
- ScrollableAdapter _scroller;
HashSet<ListItem> _children = new HashSet<ListItem>();
SmartEvent<ListItemEventArgs> _selected;
SmartEvent<ListItemEventArgs> _unselected;
RealHandle = Interop.Elementary.elm_list_add(handle);
Interop.Elementary.elm_object_part_content_set(handle, "elm.swallow.content", RealHandle);
- _scroller = new ScrollableAdapter(this);
-
return handle;
}
- #region IScroller Implementation
-
- /// <summary>
- /// Scrolled will be triggered when the content has been scrolled.
- /// </summary>
- public event EventHandler Scrolled
- {
- add => _scroller.Scrolled += value;
- remove => _scroller.Scrolled -= value;
- }
-
- /// <summary>
- /// DragStart will be triggered when dragging the contents around has started.
- /// </summary>
- public event EventHandler DragStart
- {
- add => _scroller.DragStart += value;
- remove => _scroller.DragStart -= value;
- }
-
- /// <summary>
- /// DragStop will be triggered when dragging the contents around has stopped.
- /// </summary>
- public event EventHandler DragStop
- {
- add => _scroller.DragStop += value;
- remove => _scroller.DragStop -= value;
- }
-
- /// <summary>
- /// PageScrolled will be triggered when the visible page has changed.
- /// </summary>
- public event EventHandler PageScrolled
- {
- add => _scroller.PageScrolled += value;
- remove => _scroller.PageScrolled -= value;
- }
-
- /// <summary>
- /// Gets the current region in the content object that is visible through the Scroller.
- /// </summary>
- public Rect CurrentRegion => _scroller.CurrentRegion;
-
- /// <summary>
- /// Sets or gets the value of HorizontalScrollBarVisiblePolicy
- /// </summary>
- /// <remarks>
- /// ScrollBarVisiblePolicy.Auto means the horizontal scrollbar is made visible if it is needed, and otherwise kept hidden.
- /// ScrollBarVisiblePolicy.Visible turns it on all the time, and ScrollBarVisiblePolicy.Invisible always keeps it off.
- /// </remarks>
- public virtual ScrollBarVisiblePolicy HorizontalScrollBarVisiblePolicy
- {
- get => _scroller.HorizontalScrollBarVisiblePolicy;
- set => _scroller.HorizontalScrollBarVisiblePolicy = value;
- }
-
- /// <summary>
- /// Sets or gets the value of VerticalScrollBarVisiblePolicy
- /// </summary>
- /// <remarks>
- /// ScrollBarVisiblePolicy.Auto means the vertical scrollbar is made visible if it is needed, and otherwise kept hidden.
- /// ScrollBarVisiblePolicy.Visible turns it on all the time, and ScrollBarVisiblePolicy.Invisible always keeps it off.
- /// </remarks>
- public virtual ScrollBarVisiblePolicy VerticalScrollBarVisiblePolicy
- {
- get => _scroller.VerticalScrollBarVisiblePolicy;
- set => _scroller.VerticalScrollBarVisiblePolicy = value;
- }
-
- /// <summary>
- /// Sets or gets the value of ScrollBlock.
- /// </summary>
- /// <remarks>
- /// This function will block scrolling movement in a given direction.One can disable movements in the X axis, the Y axis or both.
- /// The default value is ScrollBlock.None, where movements are allowed in both directions.
- /// </remarks>
- public ScrollBlock ScrollBlock
- {
- get => _scroller.ScrollBlock;
- set => _scroller.ScrollBlock = value;
- }
-
- /// <summary>
- /// Sets or gets scroll current page number.
- /// </summary>
- /// <remarks>
- /// Current page means the page which meets the top of the viewport.
- /// If there are two or more pages in the viewport, it returns the number of the page which meets the top of the viewport.
- /// The page number starts from 0. 0 is the first page.
- /// </remarks>
- public int VerticalPageIndex => _scroller.VerticalPageIndex;
-
- /// <summary>
- /// Sets or gets scroll current page number.
- /// </summary>
- /// <remarks>
- /// Current page means the page which meets the left of the viewport.
- /// If there are two or more pages in the viewport, it returns the number of the page which meets the left of the viewport.
- /// The page number starts from 0. 0 is the first page.
- /// </remarks>
- public int HorizontalPageIndex => _scroller.HorizontalPageIndex;
-
- /// <summary>
- /// Sets or gets the maximum limit of the movable page at vertical direction.
- /// </summary>
- public int VerticalPageScrollLimit
- {
- get => _scroller.VerticalPageScrollLimit;
- set => _scroller.VerticalPageScrollLimit = value;
- }
-
- /// <summary>
- /// Sets or gets the maximum limit of the movable page at horizontal direction.
- /// </summary>
- public int HorizontalPageScrollLimit
- {
- get => _scroller.HorizontalPageScrollLimit;
- set => _scroller.HorizontalPageScrollLimit = value;
- }
-
- /// <summary>
- /// Sets or gets the vertical bounce behaviour.
- /// When scrolling, the scroller may "bounce" when reaching an edge of the content object.
- /// This is a visual way to indicate the end has been reached.
- /// This is enabled by default for both axis.
- /// This API will set if it is enabled for the given axis with the boolean parameters for each axis.
- /// </summary>
- public bool VerticalBounce
- {
- get => _scroller.VerticalBounce;
- set => _scroller.VerticalBounce = value;
- }
-
- /// <summary>
- /// Sets or gets the horizontal bounce behaviour.
- /// When scrolling, the scroller may "bounce" when reaching an edge of the content object.
- /// This is a visual way to indicate the end has been reached.
- /// This is enabled by default for both axis.
- /// This API will set if it is enabled for the given axis with the boolean parameters for each axis.
- /// </summary>
- public bool HorizontalBounce
- {
- get => _scroller.HorizontalBounce;
- set => _scroller.HorizontalBounce = value;
- }
-
- /// <summary>
- /// Gets the width of the content object of the scroller.
- /// </summary>
- public int ChildWidth
- {
- get => _scroller.ChildWidth;
- }
-
- /// <summary>
- /// Gets the height of the content object of the scroller.
- /// </summary>
- public int ChildHeight
- {
- get => _scroller.ChildHeight;
- }
-
- /// <summary>
- /// Set scrolling gravity values for a scroller.
- /// The gravity, defines how the scroller will adjust its view when the size of the scroller contents increase.
- /// The scroller will adjust the view to glue itself as follows.
- /// x=0.0, for staying where it is relative to the left edge of the content x=1.0, for staying where it is relative to the rigth edge of the content y=0.0, for staying where it is relative to the top edge of the content y=1.0, for staying where it is relative to the bottom edge of the content
- /// Default values for x and y are 0.0
- /// </summary>
- public double HorizontalGravity
- {
- get => _scroller.HorizontalGravity;
- set => _scroller.HorizontalGravity = value;
- }
-
- /// <summary>
- /// Set scrolling gravity values for a scroller.
- /// The gravity, defines how the scroller will adjust its view when the size of the scroller contents increase.
- /// The scroller will adjust the view to glue itself as follows.
- /// x=0.0, for staying where it is relative to the left edge of the content x=1.0, for staying where it is relative to the rigth edge of the content y=0.0, for staying where it is relative to the top edge of the content y=1.0, for staying where it is relative to the bottom edge of the content
- /// Default values for x and y are 0.0
- /// </summary>
- public double VerticalGravity
- {
- get => _scroller.VerticalGravity;
- set => _scroller.VerticalGravity = value;
- }
-
- /// <summary>
- /// Get scroll last page number.
- /// The page number starts from 0. 0 is the first page. This returns the last page number among the pages.
- /// </summary>
- public int LastVerticalPageNumber => _scroller.LastVerticalPageNumber;
-
- /// <summary>
- /// Get scroll last page number.
- /// The page number starts from 0. 0 is the first page. This returns the last page number among the pages.
- /// </summary>
- public int LastHorizontalPageNumber => _scroller.LastHorizontalPageNumber;
-
- /// <summary>
- /// Set an infinite loop_ for a scroller.
- /// This function sets the infinite loop vertically.
- /// If the content is set, it will be shown repeatedly.
- /// </summary>
- public bool VerticalLoop
- {
- get => _scroller.VerticalLoop;
- set => _scroller.VerticalLoop = value;
- }
-
- /// <summary>
- /// Set an infinite loop_ for a scroller.
- /// This function sets the infinite loop horizontally.
- /// If the content is set, it will be shown repeatedly.
- /// </summary>
- public bool HorizontalLoop
- {
- get => _scroller.HorizontalLoop;
- set => _scroller.HorizontalLoop = value;
- }
-
- /// <summary>
- /// Gets or sets the page size to an absolute fixed value, with 0 turning it off for that axis.
- /// </summary>
- public int HorizontalPageSize
- {
- get => _scroller.HorizontalPageSize;
- set => _scroller.HorizontalPageSize = value;
- }
-
- /// <summary>
- /// Gets or sets the page size to an absolute fixed value, with 0 turning it off for that axis.
- /// </summary>
- public int VerticalPageSize
- {
- get => _scroller.VerticalPageSize;
- set => _scroller.VerticalPageSize = value;
- }
-
- /// <summary>
- /// Gets or sets a given scroller widget's scrolling page size, relative to its viewport size.
- /// </summary>
- public double VerticalRelativePageSize
- {
- get => _scroller.VerticalRelativePageSize;
- set => _scroller.VerticalRelativePageSize = value;
- }
-
- /// <summary>
- /// Gets or sets a given scroller widget's scrolling page size, relative to its viewport size.
- /// </summary>
- public double HorizontalRelativePageSize
- {
- get => _scroller.HorizontalRelativePageSize;
- set => _scroller.HorizontalRelativePageSize = value;
- }
-
- /// <summary>
- /// Gets or Sets the page snapping behavior of a scroller.
- /// </summary>
- /// <remarks>
- /// When scrolling, if a scroller is paged (see VerticalRelativePageSize),
- /// the scroller may snap to pages when being scrolled, i.e., even if it had momentum to scroll further,
- /// it will stop at the next page boundaries. This is disabled, by default, for both axis.
- /// This function will set if it that is enabled or not, for each axis.
- /// </remarks>
- public bool VerticalSnap
- {
- get => _scroller.VerticalSnap;
- set => _scroller.VerticalSnap = value;
- }
-
- /// <summary>
- /// Gets or Sets the page snapping behavior of a scroller.
- /// </summary>
- /// <remarks>
- /// When scrolling, if a scroller is paged (see HorizontalRelativePageSize),
- /// the scroller may snap to pages when being scrolled, i.e., even if it had momentum to scroll further,
- /// it will stop at the next page boundaries. This is disabled, by default, for both axis.
- /// This function will set if it that is enabled or not, for each axis.
- /// </remarks>
- public bool HorizontalSnap
- {
- get => _scroller.HorizontalSnap;
- set => _scroller.HorizontalSnap = value;
- }
-
- /// <summary>
- /// Gets or sets the page size to an absolute fixed value, with 0 turning it off for that axis.
- /// </summary>
- public int PageHeight
- {
- get => _scroller.PageHeight;
- set => _scroller.PageHeight = value;
- }
-
- /// <summary>
- /// Gets or sets the page size to an absolute fixed value, with 0 turning it off for that axis.
- /// </summary>
- public int PageWidth
- {
- get => _scroller.PageWidth;
- set => _scroller.PageWidth = value;
- }
-
- /// <summary>
- /// Gets or sets the step size to move scroller by key event.
- /// </summary>
- public int HorizontalStepSize
- {
- get => _scroller.HorizontalStepSize;
- set => _scroller.HorizontalStepSize = value;
- }
-
- /// <summary>
- /// Gets or sets the step size to move scroller by key event.
- /// </summary>
- public int VerticalStepSize
- {
- get => _scroller.VerticalStepSize;
- set => _scroller.VerticalStepSize = value;
- }
-
- /// <summary>
- /// Gets or sets a value whether mouse wheel is enabled or not over the scroller.
- /// </summary>
- public bool WheelDisabled
- {
- get => _scroller.WheelDisabled;
- set => _scroller.WheelDisabled = value;
- }
-
- /// <summary>
- /// Gets or sets the type of single direction scroll.
- /// </summary>
- public ScrollSingleDirection SingleDirection
- {
- get => _scroller.SingleDirection;
- set => _scroller.SingleDirection = value;
- }
-
- /// <summary>
- /// Sets the scroller minimum size limited to the minimum size of the content.
- /// By default the scroller will be as small as its design allows, irrespective of its content.
- /// This will make the scroller minimum size the right size horizontally and/or vertically to perfectly fit its content in that direction.
- /// </summary>
- /// <param name="horizontal">Enable limiting minimum size horizontally</param>
- /// <param name="vertical">Enable limiting minimum size vertically</param>
- public void MinimumLimit(bool horizontal, bool vertical)
- {
- _scroller.MinimumLimit(horizontal, vertical);
- }
-
- /// <summary>
- /// Shows a specific virtual region within the scroller content object by the page number.
- /// (0, 0) of the indicated page is located at the top-left corner of the viewport.
- /// </summary>
- /// <param name="horizontalPageIndex">The horizontal page number.</param>
- /// <param name="verticalPageIndex">The vertical page number.</param>
- /// <param name="animated">True means slider with animation.</param>
- public void ScrollTo(int horizontalPageIndex, int verticalPageIndex, bool animated)
- {
- _scroller.ScrollTo(horizontalPageIndex, verticalPageIndex, animated);
- }
-
- /// <summary>
- /// Shows a specific virtual region within the scroller content object.
- /// </summary>
- /// <remarks>
- /// This ensures that all (or part, if it does not fit) of the designated region in the virtual content object ((0, 0)
- /// starting at the top-left of the virtual content object) is shown within the scroller.
- /// If set "animated" to true, it will allows the scroller to "smoothly slide" to this location
- /// (if configuration in general calls for transitions).
- /// It may not jump immediately to the new location and may take a while and show other content along the way.
- /// </remarks>
- /// <param name="region">Rect struct of region.</param>
- /// <param name="animated">True means allows the scroller to "smoothly slide" to this location.</param>
- public void ScrollTo(Rect region, bool animated)
- {
- _scroller.ScrollTo(region, animated);
- }
-
- #endregion
-
void AddInternal(ListItem item)
{
_children.Add(item);
projects / platform / core / csapi / tizenfx.git / blobdiff