com.telerik.widget.list

Class ReorderWithHandlesBehavior

java.lang.Object

com.telerik.widget.list.ListViewBehavior

com.telerik.widget.list.ItemReorderBehavior

com.telerik.widget.list.ReorderWithHandlesBehavior

public class ReorderWithHandlesBehavior
extends ItemReorderBehavior

Extended ItemReorderBehavior which allows reorder with a special element used as a handle. With this behavior the reordering happens by simply dragging the item by the handle.

Nested Class Summary

Nested classes/interfaces inherited from class com.telerik.widget.list.ItemReorderBehavior

ItemReorderBehavior.ItemReorderListener

Constructor Summary

Constructors

Constructor and Description
ReorderWithHandlesBehavior(int handleId)

Method Summary

Modifier and Type	Method and Description
View	getReorderHandleOverride(ViewGroup itemView) Gets an alternative View to be used as a reorder handle.
boolean	isInProgress() Returns true if the current behavior is in progress.
boolean	onActionUpOrCancel(boolean isCanceled) Called when a previous gesture ends on up or cancel.
void	onAttached(RadListView owner) Called when the behavior is attached to RadListView with addBehavior(ListViewBehavior).
void	onDetached(RadListView listView) Called when the behavior is detached to RadListView with removeBehavior(ListViewBehavior).
boolean	onFling(MotionEvent motionEvent, MotionEvent motionEvent2, float v, float v2) Called when the fling gesture is detected by RadListView's ListViewGestureListener.
void	onLongPress(MotionEvent motionEvent) Called when the long press gesture is detected by RadListView's ListViewGestureListener.
void	onLongPressDrag(float startX, float startY, float currentX, float currentY) Called when the drag gesture is detected by RadListView's ListViewGestureListener which started with long press.
boolean	onLongPressDragEnded(boolean isCanceled) Called when a current gesture combination of long press and drag ends on up or cancel.
boolean	onShortPressDrag(float startX, float startY, float currentX, float currentY) Called when the drag gesture is detected by RadListView's ListViewGestureListener.
View	resolveHandleViewForCoordinates(float startX, float startY) Returns a View that contains the point defined by the provided coordinates.

Methods inherited from class com.telerik.widget.list.ItemReorderBehavior

addListener, getScrollValue, onDispatchDraw, removeListener, setScrollValue

Methods inherited from class com.telerik.widget.list.ListViewBehavior

bindViewHolder, createViewHolder, getItemViewType, managesViewHolders, onInterceptTouchEvent, onLayout, onScrolled, onTapUp

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ReorderWithHandlesBehavior

public ReorderWithHandlesBehavior(int handleId)

Method Detail

onShortPressDrag

public boolean onShortPressDrag(float startX,
                                float startY,
                                float currentX,
                                float currentY)

Description copied from class: ListViewBehavior

Called when the drag gesture is detected by RadListView's ListViewGestureListener.

Overrides:

onShortPressDrag in class ListViewBehavior

Parameters:

startX - the x coordinate where the gesture started

startY - the y coordinate where the gesture started

currentX - the x coordinate where the gesture occurring now

currentY - the y coordinate where the gesture occurring now

onActionUpOrCancel

public boolean onActionUpOrCancel(boolean isCanceled)

Description copied from class: ListViewBehavior

Called when a previous gesture ends on up or cancel.

Overrides:

onActionUpOrCancel in class ListViewBehavior

Parameters:

isCanceled - whether the gesture was cancelled

isInProgress

public boolean isInProgress()

Description copied from class: ListViewBehavior

Returns true if the current behavior is in progress.

Overrides:

isInProgress in class ItemReorderBehavior

onFling

public boolean onFling(MotionEvent motionEvent,
                       MotionEvent motionEvent2,
                       float v,
                       float v2)

Description copied from class: ListViewBehavior

Called when the fling gesture is detected by RadListView's ListViewGestureListener.

Overrides:

onFling in class ItemReorderBehavior

Parameters:

motionEvent - The first down motion event that started the fling.

motionEvent2 - The move motion event that triggered the current onFling.

v - The velocity of this fling measured in pixels per second along the x axis.

v2 - The velocity of this fling measured in pixels per second along the y axis.

onAttached

public void onAttached(RadListView owner)

Description copied from class: ListViewBehavior

Called when the behavior is attached to RadListView with addBehavior(ListViewBehavior).

Overrides:

onAttached in class ItemReorderBehavior

Parameters:

owner - The parent list view

onDetached

public void onDetached(RadListView listView)

Description copied from class: ListViewBehavior

Called when the behavior is detached to RadListView with removeBehavior(ListViewBehavior).

Overrides:

onDetached in class ListViewBehavior

Parameters:

listView - The parent list view

onLongPress

public void onLongPress(MotionEvent motionEvent)

Description copied from class: ListViewBehavior

Called when the long press gesture is detected by RadListView's ListViewGestureListener.

Overrides:

onLongPress in class ItemReorderBehavior

Parameters:

motionEvent - The motion event

onLongPressDrag

public void onLongPressDrag(float startX,
                            float startY,
                            float currentX,
                            float currentY)

Description copied from class: ListViewBehavior

Called when the drag gesture is detected by RadListView's ListViewGestureListener which started with long press.

Overrides:

onLongPressDrag in class ItemReorderBehavior

Parameters:

startX - the x coordinate where the gesture started

startY - the y coordinate where the gesture started

currentX - the x coordinate where the gesture occurring now

currentY - the y coordinate where the gesture occurring now

onLongPressDragEnded

public boolean onLongPressDragEnded(boolean isCanceled)

Description copied from class: ListViewBehavior

Called when a current gesture combination of long press and drag ends on up or cancel.

Overrides:

onLongPressDragEnded in class ItemReorderBehavior

Parameters:

isCanceled - whether the gesture was cancelled

resolveHandleViewForCoordinates

public View resolveHandleViewForCoordinates(float startX,
                                            float startY)

Returns a View that contains the point defined by the provided coordinates.

Parameters:

startX - the x-coordinate of the point.

startY - the y-coordinate of the point.

Returns:

the View that contains the point.

getReorderHandleOverride

public View getReorderHandleOverride(ViewGroup itemView)

Gets an alternative View to be used as a reorder handle.

Returns:

an instance of the View class to be used as the reorder handle.