kpsul/static/grappelli/js/jquery.grp_timepicker.js
2016-05-21 23:57:36 +02:00

186 lines
7.3 KiB
JavaScript

/**
* GRAPPELLI TIMEPICKER
* works pretty similar to ui.datepicker:
* adds a button to the element
* creates a node (div) at the bottom called ui-timepicker
* element.onClick fills the ui-timepicker node with the time_list (all times you can select)
*/
(function($) {
$.widget("ui.grp_timepicker", {
// default options
options: {
// template for the container of the timepicker
template: '<div id="ui-timepicker" class="module" style="position: absolute; display: none;"></div>',
// selector to get the ui-timepicker once it's added to the dom
timepicker_selector: "#ui-timepicker",
// needed offset of the container from the element
offset: {
top: 0
},
// if time_list wasn't sent when calling the timepicker we use this
default_time_list: [
'now',
'00:00',
'01:00',
'02:00',
'03:00',
'04:00',
'05:00',
'06:00',
'07:00',
'08:00',
'09:00',
'10:00',
'11:00',
'12:00',
'13:00',
'14:00',
'15:00',
'16:00',
'17:00',
'18:00',
'19:00',
'20:00',
'21:00',
'22:00',
'23:00'
],
// leave this empty!!!
// NOTE: you can't set a default for time_list because if you call:
// $("node").timepicker({time_list: ["01:00", "02:00"]})
// ui.widget will extend/merge the options.time_list with the one you sent.
time_list: []
},
// init timepicker for a specific element
_create: function() {
// for the events
var self = this;
// to close timpicker if you click somewhere in the document
$(document).mousedown(function(evt) {
if (self.timepicker.is(":visible")) {
var $target = $(evt.target);
if ($target[0].id != self.timepicker[0].id && $target.parents(self.options.timepicker_selector).length === 0 && !$target.hasClass('hasTimepicker') && !$target.hasClass('ui-timepicker-trigger')) {
self.timepicker.hide();
}
}
});
// close on esc
$(document).keyup(function(e) {
if (e.keyCode == 27) {
self.timepicker.hide();
}
});
// get/create timepicker's container
if ($(this.options.timepicker_selector).size() === 0) {
$(this.options.template).appendTo('body');
}
this.timepicker = $(this.options.timepicker_selector);
this.timepicker.hide();
// modify the element and create the button
this.element.addClass("hasTimepicker");
this.button = $('<button type="button" class="ui-timepicker-trigger"></button>');
this.element.after(this.button);
// disable button if element is disabled
if (this.element.prop("disabled")) {
this.button.prop("disabled", true);
} else {
// register event
this.button.click(function() {
self._toggleTimepicker();
});
}
},
// called when button is clicked
_toggleTimepicker: function() {
if (this.timepicker.is(":visible")) {
this.timepicker.hide();
} else {
this.element.focus();
this._generateTimepickerContents();
this._showTimepicker();
}
},
// fills timepicker with time_list of element and shows it.
// called by _toggleTimepicker
_generateTimepickerContents: function() {
var self = this,
template_str = "<ul>";
// there is no time_list for this instance so use the default one
if (this.options.time_list.length === 0) {
this.options.time_list = this.options.default_time_list;
}
for (var i = 0; i < this.options.time_list.length; i++) {
if (this.options.time_list[i] == "now") {
var now = new Date(),
hours = now.getHours(),
minutes = now.getMinutes();
hours = ((hours < 10) ? "0" + hours : hours);
minutes = ((minutes < 10) ? "0" + minutes : minutes);
template_str += '<li class="ui-state-active row">' + hours + ":" + minutes + '</li>';
} else {
template_str += '<li class="ui-state-default row">' + this.options.time_list[i] + '</li>';
}
}
template_str += "</ul>";
// fill timepicker container
this.timepicker.html(template_str);
// click handler for items (times) in timepicker
this.timepicker.find('li').click(function() {
// remove active class from all items
$(this).parent().children('li').removeClass("ui-state-active");
// mark clicked item as active
$(this).addClass("ui-state-active");
// set the new value and hide the timepicker
self.element.val($(this).html());
self.timepicker.hide();
});
},
// sets offset and shows timepicker container
_showTimepicker: function() {
var browserHeight = document.documentElement.clientHeight;
var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
var tpInputHeight = this.element.outerHeight();
var tpDialogHeight = this.timepicker.outerHeight() + tpInputHeight;
var offsetTop = this.element.offset().top;
var offsetLeft = this.element.offset().left;
// check the remaining space within the viewport
// 60 counts for fixed header/footer
var checkSpace = offsetTop - scrollY + tpDialogHeight + 60;
// position timepicker below or above the input
if (checkSpace < browserHeight) {
// place the timepicker below input
var below = offsetTop + tpInputHeight;
this.timepicker.css('left', offsetLeft + 'px').css('top', below + 'px');
} else {
// place timepicker above input
var above = offsetTop - tpDialogHeight + tpInputHeight;
this.timepicker.css('left', offsetLeft + 'px').css('top', above + 'px');
}
// show timepicker
this.timepicker.show();
},
destroy: function() {
$.Widget.prototype.destroy.apply(this, arguments); // default destroy
// now do other stuff particular to this widget
}
});
})(grp.jQuery);