Item

Contents

Item is an element on the datawindow

Item can be a text object, column or other visual elements

Examples:

let s=dw_1.items("itemcode"); // return the object itemcode
let s=dw_1.items.itemcode.value; // return the object itemcode
let s=dw_1.items.itemcode[3].value // return value from field itemcode from row 3
let s=dw_1.items.itemcode.color=255; // change color to red

dw_1.items.itemcode.value="abc"; // change value from itemcode in current line to "abc"
dw_1.items.itemcode.x=100; // change position

Methods

Function	Description
isnull	check if value of item is null. return boolean
value	return value from an item, with NULL handling

Properties

Property	R	W	Type	Description
alignment		x	column	Define alignment (right/left)
autohscroll		x	column	activate automatic horizontal scroll
autovscroll		x	column	activate automatic vertical scroll
checkid		x	column	Check the column text field for mandatory field
color	x	x		Font Color of the item
coltype	x		column	return column type (string, number) of the item
create		x		create a new item
dbcolumnname	x		column	return the column name from datasource
dbname	x		column	return the datasource name
dbtablename	x		column	return the table name from datasource
displayonly		x	column	define, if field is editable nor not
dropdown	x		column	Return dropdown object
enabled	x	x	column	enable / disable an column item
format		x	column, computedfield	define the format of the view
height	x	x		Define the height of the item
hscrollbar		x	column	activate horizontal scrollbar
left	x	x		Define the left position of the item
original	x		column	return the original value
password		x	column	Define the column object as password field
protect		x	column	protect / unprotect an column item
rightclicktrigger		x	colum	define right click function in column field
setnull		x	column	set value from string to NULL
tabsequence		x	column	define order of fields, if you click TAB key
top	x	x		Define top position of the item
tooltip		x		Return the tooltip object
type	x			return type (column, text, line) of the item
value	x	x	column	return or set the value of object
visible		x		make field visible / unvisible
vscrollbar		x	column	activate vertical scrollbar
width	x	x		Define the width of the item