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// initialize controls
// buttonImageName: Directory and name of calendar picture
// day, month, year: selectors of visible date controls
// linked_date: selector of hidden linked dates control
// checked_on_change: selector of control to change "checked" attribut
// min_linked_date: selector of hidden linked date control witch give min value
// max_linked_date: selector of hidden linked date control witch give max value
function pwg_common_initialization_datepicker(buttonImageName, day, month, year, linked_date, checked_on_change, min_linked_date, max_linked_date)
{
// return formated date with control values
function pwg_get_fmt_from_ctrls()
{
return $(year).val() + "-" + $(month).val() + "-" + $(day).val();
}
// return if linked_date is valid date
function is_valid_linked_value(linked_date_name)
{
array_date = $(linked_date_name).val().split('-');
return (
(array_date.length == 3) &&
(array_date[0] != "") &&
(array_date[1] != "") && (array_date[1] != "0") &&
(array_date[2] != "") && (array_date[2] != "0")
)
}
// Action on change date value
function pwg_on_date_change()
{
pwg_check_date();
if (checked_on_change != null)
{
$(checked_on_change).attr("checked", "true");
}
}
// In order to desable element of list
function pwg_disabled_selection()
{
array_date = $(linked_date).val().split('-');
y = array_date[0];
m = array_date[1];
// Init list
$(day + " option").removeAttr("disabled");
$(month + " option").removeAttr("disabled");
var daysInMonth = 32 - new Date(y, m - 1, 32).getDate();
$(day + " option:gt(" + (daysInMonth) +")").attr("disabled", "disabled");
if ((min_linked_date != null) && (is_valid_linked_value(min_linked_date) == true))
{
date_cmp = min_linked_date;
op_cmp = "lt";
}
else if ((max_linked_date != null) && (is_valid_linked_value(max_linked_date) == true))
{
date_cmp = max_linked_date;
op_cmp = "gt";
}
else
{
date_cmp = null;
op_cmp = null;
}
if (op_cmp != null)
{
array_date = $(date_cmp).val().split('-');
y_cmp = array_date[0];
m_cmp = array_date[1];
d_cmp = array_date[2];
if (y == y_cmp)
{
$(month + " option:" + op_cmp + "(" + (m_cmp) +")").attr("disabled", "disabled");
if (op_cmp == "lt")
{
$(month + " option:eq(" + (0) +")").removeAttr("disabled");
}
if (m == m_cmp)
{
$(day + " option:" + op_cmp + "(" + (d_cmp) +")").attr("disabled", "disabled");
if (op_cmp == "lt")
{
$(day + " option:eq(" + (0) +")").removeAttr("disabled");
}
}
}
}
}
// Prevent selection of invalid dates through the select controls
function pwg_check_date()
{
last_date = $(linked_date).val();
$(linked_date).val(pwg_get_fmt_from_ctrls());
if ((min_linked_date != null) && (is_valid_linked_value(min_linked_date)))
{
cancel = ($(min_linked_date).datepicker("getDate") > $(linked_date).datepicker("getDate"));
}
else if ((max_linked_date != null) && (is_valid_linked_value(max_linked_date)))
{
cancel = ($(max_linked_date).datepicker("getDate") < $(linked_date).datepicker("getDate"));
}
else
{
cancel = false;
}
if (cancel)
{
array_date = last_date.split('-');
$(year).val(array_date[0]);
$(month).val(array_date[1]);
$(day).val(array_date[2]);
// check again
pwg_check_date();
}
}
jQuery().ready(function(){
// Init hidden value
$(linked_date).val(pwg_get_fmt_from_ctrls());
// Init Datepicker
jQuery(linked_date).datepicker({
dateFormat:'yy-m-d',
beforeShow:
// Prepare to show a date picker linked to three select controls
function readLinked(input) {
if (min_linked_date != null)
{
return {minDate: $(min_linked_date).datepicker("getDate")};
}
else if (max_linked_date != null)
{
return {maxDate: $(max_linked_date).datepicker("getDate")};
}
else
{
return {};
}
},
onSelect:
// Update three select controls to match a date picker selection
function updateLinked(date) {
if (date.length == 0)
{
$(year).val("");
$(month).val("0");
$(day).val("0");
}
else
{
array_date = date.split('-');
$(year).val(array_date[0]);
$(month).val(array_date[1]);
$(day).val(array_date[2]);
}
pwg_on_date_change();
},
showOn: "both",
buttonImage: buttonImageName,
buttonImageOnly: true,
buttonText: ""
});
// Check showed controls
jQuery(day + ", " + month + ", " + year).change(
function ()
{
pwg_on_date_change();
});
// Check showed controls
jQuery(day + ", " + month + ", " + year).focus(
function ()
{
pwg_disabled_selection();
});
// In order to init linked input
pwg_check_date();
});
}
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