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Functions for lists and dropdowns.

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This was SVN commit r2508.
This commit is contained in:
Gee 2005-07-21 23:45:17 +00:00
parent 7eaf8bc13c
commit f818449e72
1 changed files with 53 additions and 0 deletions
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53
binaries/data/mods/official/gui/test/functions_list.js Normal file
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/*
***************************************
functions_list.js
Functions to manipulate objects with
a 'list' property. It is important to
do this and not manually to ensure that
the selection is updated properly.
***************************************
*/
function removeItem(objectName, pos)
{
var list = getGUIObjectByName(objectName).list;
var selected = getGUIObjectByName(objectName).selected;
list.splice(pos, 1);
getGUIObjectByName(objectName).list = list;
// It is important that we're setting the new selection *after*
// the list is already updated.
// Update the selected so the same element remains selected
if (selected == pos)
{
getGUIObjectByName(objectName).selected = -1;
}
else
if (selected > pos)
{
getGUIObjectByName(objectName).selected = selected - 1;
}
}
function addItem(objectName, pos, value)
{
var list = getGUIObjectByName(objectName).list;
var selected = getGUIObjectByName(objectName).selected;
list.splice(pos, 0, value);
getGUIObjectByName(objectName).list = list;
// It is important that we're setting the new selection *after*
// the list is already updated.
// Update the selected so the same element remains selected
if (selected >= pos)
{
getGUIObjectByName(objectName).selected = selected + 1;
}
}