Android Smoothscrolltopositionfromtop That You Have to See
I am try to integrate 2 listviews in my activity such that when an item is clicked on one listview the other will smoothly scroll to the clicked position. Using duration gives a better user experience.
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The only different is it seems to work.
Android smoothscrolltopositionfromtop. Android Listview 中smoothScrollToPositionFromTop 有时滚动到指定无效 9704 Android向服务器端发送json数据 6339 修复android 50 Xutils的框架问题retry error curr request is null 6302. SetStretchModeint Defines how columns should stretch to fill the available empty space if any. Boolean that controls whether a view can take focus while in touch mode.
SmoothScrollToPositionFromTop is not always working like it should This is a known bug. The latter call corrects the incomplete scrolling by jumping directly to the desired position. Therefore you should do something like.
Copied from my answer. If this is true for a view that view can gain focus when clicked on and can keep focus if another view is clicked on that doesnt have this attribute set to true. After that lets say I want to go backward 5 for instance the scrolling is not smooth at all it looks like a rapid translation.
Ive got a ListView with 10 items in a layout with 10 buttons on the side so I can scroll to every item in the list. First this is not a full comprehensive in-depth guide for the SmoothScroller but I hope this gives you a jumpstart on where you can begin customizing because I could not find any clear tutorials on this topic. SmoothScrollToPositionFromTop is not always working like it should.
SetColumnWidthint columnWidth It sets the column width programmatically. For this purpose I use smoothScrollToPositionFromTopint position int offset int duration Now lets say I wand to go from index 6 to 10 it scrolls smoothly. First call smothScrollToPositionFromTop position and then when scrolling has finished call setSelection position.
Put simply Android does not offer per-pixel scrolling in ListView prior API 11. Doing so the user still has the impression that it is being animation-scrolled to this position. Ive been trying for a while to get smoothScrollToPositionFromTop working but it doesnt always scroll to the correct position.
Int duration 500. Android gives us specific methods to control the gridview. SmoothScrollToPositionFromTop Int32 Int32SmoothScrollToPositionFromTop Int32 Int32 Smoothly scroll to the specified adapter position.
Miliseconds int offset 0. Copied from my answer. Will scroll the item in position smoothly to the top of the listview.
Ich habe eine ListView mit 10 items die in einem layout mit 10 Tasten an der Seite so kann ich scrollen um alle Elemente in der Liste. Use this with duration added. SetNumColumnsint Defines how many columns to show.
ExpandableListViewgetCount to get the count of the items groups and children. I am calling smoothScrollToPositionFromTop with a position ABOVE the current scroll position and getting the following crash. SetAdapterListAdapter adapter It simply attach the adapter to the grid view.
AndroidRuntimeRegister smoothScrollToPositionFromTop IIV GetSmoothScrollToPositionFromTop_IIHandler ApiSince11 public virtual void SmoothScrollToPositionFromTop int position int. The following examples show how to use androidwidgetListViewsmoothScrollToPositionFromTop These examples are extracted from open source projects. SmoothScrollToPosition not working correctly Therefore you should do something like.
This should work the opposite way also i. GetListView post new Runnable Override public void run getListView smoothScrollToPosition pos. I havent tried it myself but you could try androidfocusableInTouchMode.
JavalangNullPointerException at androidviewViewGroupmeasureChildViewGroupjava4974 at seemilsjolande. ExpandableListViewpost to wait for the list to finish loading the items. ListViewpostnew Runnable Override public void run listViewsmoothScrollToPositionFromToplistViewgetCount2 0 5000.
The workaround given earlier A workaround for now is listening for SCROLL_STATE_IDLE when starting the scroll and smoothScrollToPositionFromTop again to the same position wont always work either. As you may have noticed scrolling a ListView to its top in an animated way is rather difficult. Customizing SmoothScroller for the RecyclerView Standard.
Ich habe versucht für eine Weile zu bekommen smoothScrollToPositionFromTop arbeiten aber es muss nicht immer scrollen um die richtige position. Code for activity_mainxml layout file. Available since API 11 this method is a low-level counterpart of the previous method.
SetHorizontalSpacingint horizontalSpacing Set the amount of horizontal x spacing to place between each item in the gridview. SetHorizontalSpacingint Defines the default horizontal spacing between columns. You can vote up the ones you like or vote down the ones you dont like and go to the original project or.
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