' Remove all items before the top item in the ListBox.įor x = listBox1.SelectedIndex - 1 To 0 Step -1Ĭalling this method is equivalent to setting the SelectedIndex property to negative one (-1). ListBox1.TopIndex = listBox1.SelectedIndex ' Make the currently selected item the top item in the ListBox. simulate a 'click and hold for 5 sec' on element with jquery. Is there jQuery core functionality or a plugin that already enables this Shoul. If listBox1.TopIndex listBox1.SelectedIndex Then I want to be able to fire an event when a user clicks on a button, then holds that click down for 1000 to 1500 ms. ' is the item displayed at the top in the ListBox. ' Determine if the currently selected item in the ListBox ListBox1.TopIndex = listBox1.SelectedIndex įor (int x = (listBox1.SelectedIndex -1) x >= 0 x-) If (listBox1.TopIndex != listBox1.SelectedIndex) Remove all items before the top item in the ListBox.įor ( int x = (listBox1->SelectedIndex - 1) x >= 0 x- ) ListBox1->TopIndex = listBox1->SelectedIndex Make the currently selected item the top item in the ListBox. If ( listBox1->TopIndex != listBox1->SelectedIndex ) Also, a programmatic change to ListBox.ListIndex also triggers the Change event. Clicking on a header or a checkbox does not call the Change event. is the item displayed at the top in the ListBox. If a column is editable, clicking in a cell calls the Change event but a second click to get an insertion point does not. Determine if the currently selected item in the ListBox This example requires that a ListBox containing items is added to a form and that an item is currently selected in the ListBox.
#Xojo click and hold on a listbox code
The code then removes all items before the currently selected item and clears all selections in the ListBox. The code first moves the currently selected item in the ListBox to the top of the list.
#Xojo click and hold on a listbox how to
The example further demonstrates how to remove items using the RemoveAt method of the .ObjectCollection class, and how to clear all item selection using the ClearSelected method. The following code example demonstrates how to use the SelectedIndex property with the TopIndex property to move the currently selected item to the top of the list of items in the display area of the ListBox. You can control font style on a cell-by-cell basis and set the column alignment. You can add a checkbox and/or a picture to a row and make a cell or column editable. Void ClearSelected() public void ClearSelected () member this.ClearSelected : unit -> unit Public Sub ClearSelected () Examples The scrollable ListBox control is used to display one or more columns of information.