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337 lines
13 KiB
JavaScript
337 lines
13 KiB
JavaScript
// Tigra Calendar v4.0.2 (12-01-2009) European (dd.mm.yyyy)
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// http://www.softcomplex.com/products/tigra_calendar/
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// Public Domain Software... You're welcome.
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// default settins
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var A_TCALDEF = {
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'months' : ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
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'weekdays' : ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'],
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'yearscroll': true, // show year scroller
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'weekstart': 1, // first day of week: 0-Su or 1-Mo
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'centyear' : 70, // 2 digit years less than 'centyear' are in 20xx, othewise in 19xx.
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'imgpath' : 'images/calendar/' // directory with calendar images
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}
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// date parsing function
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function f_tcalParseDate (s_date) {
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var re_date = /^\s*(\d{1,2})\.(\d{1,2})\.(\d{2,4})\s*$/;
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if (!re_date.exec(s_date))
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return alert ("Invalid date: '" + s_date + "'.\nAccepted format is dd.mm.yyyy.")
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var n_day = Number(RegExp.$1),
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n_month = Number(RegExp.$2),
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n_year = Number(RegExp.$3);
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if (n_year < 100)
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n_year += (n_year < this.a_tpl.centyear ? 2000 : 1900);
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if (n_month < 1 || n_month > 12)
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return alert ("Invalid month value: '" + n_month + "'.\nAllowed range is 01-12.");
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var d_numdays = new Date(n_year, n_month, 0);
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if (n_day > d_numdays.getDate())
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return alert("Invalid day of month value: '" + n_day + "'.\nAllowed range for selected month is 01 - " + d_numdays.getDate() + ".");
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return new Date (n_year, n_month - 1, n_day);
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}
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// date generating function
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function f_tcalGenerDate (d_date) {
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return (
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(d_date.getDate() < 10 ? '0' : '') + d_date.getDate() + "."
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+ (d_date.getMonth() < 9 ? '0' : '') + (d_date.getMonth() + 1) + "."
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+ d_date.getFullYear()
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);
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}
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// implementation
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function tcal (a_cfg, a_tpl) {
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// apply default template if not specified
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if (!a_tpl)
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a_tpl = A_TCALDEF;
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// register in global collections
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if (!window.A_TCALS)
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window.A_TCALS = [];
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if (!window.A_TCALSIDX)
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window.A_TCALSIDX = [];
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this.s_id = a_cfg.id ? a_cfg.id : A_TCALS.length;
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window.A_TCALS[this.s_id] = this;
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window.A_TCALSIDX[window.A_TCALSIDX.length] = this;
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// assign methods
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this.f_show = f_tcalShow;
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this.f_hide = f_tcalHide;
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this.f_toggle = f_tcalToggle;
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this.f_update = f_tcalUpdate;
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this.f_relDate = f_tcalRelDate;
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this.f_parseDate = f_tcalParseDate;
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this.f_generDate = f_tcalGenerDate;
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// create calendar icon
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this.s_iconId = 'tcalico_' + this.s_id;
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this.e_icon = f_getElement(this.s_iconId);
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if (!this.e_icon) {
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document.write('<img src="' + a_tpl.imgpath + 'cal.gif" id="' + this.s_iconId + '" onclick="A_TCALS[\'' + this.s_id + '\'].f_toggle()" class="tcalIcon" alt="Open Calendar" />');
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this.e_icon = f_getElement(this.s_iconId);
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}
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// save received parameters
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this.a_cfg = a_cfg;
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this.a_tpl = a_tpl;
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}
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function f_tcalShow (d_date) {
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// find input field
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if (!this.a_cfg.controlname)
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throw("TC: control name is not specified");
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if (this.a_cfg.formname) {
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var e_form = document.forms[this.a_cfg.formname];
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if (!e_form)
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throw("TC: form '" + this.a_cfg.formname + "' can not be found");
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this.e_input = e_form.elements[this.a_cfg.controlname];
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}
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else
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this.e_input = f_getElement(this.a_cfg.controlname);
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if (!this.e_input || !this.e_input.tagName || this.e_input.tagName != 'INPUT')
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throw("TC: element '" + this.a_cfg.controlname + "' does not exist in "
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+ (this.a_cfg.formname ? "form '" + this.a_cfg.controlname + "'" : 'this document'));
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// dynamically create HTML elements if needed
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this.e_div = f_getElement('tcal');
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if (!this.e_div) {
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this.e_div = document.createElement("DIV");
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this.e_div.id = 'tcal';
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document.body.appendChild(this.e_div);
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}
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this.e_shade = f_getElement('tcalShade');
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if (!this.e_shade) {
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this.e_shade = document.createElement("DIV");
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this.e_shade.id = 'tcalShade';
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document.body.appendChild(this.e_shade);
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}
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this.e_iframe = f_getElement('tcalIF')
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if (b_ieFix && !this.e_iframe) {
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this.e_iframe = document.createElement("IFRAME");
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this.e_iframe.style.filter = 'alpha(opacity=0)';
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this.e_iframe.id = 'tcalIF';
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this.e_iframe.src = this.a_tpl.imgpath + 'pixel.gif';
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document.body.appendChild(this.e_iframe);
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}
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// hide all calendars
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f_tcalHideAll();
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// generate HTML and show calendar
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this.e_icon = f_getElement(this.s_iconId);
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if (!this.f_update())
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return;
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this.e_div.style.visibility = 'visible';
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this.e_shade.style.visibility = 'visible';
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if (this.e_iframe)
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this.e_iframe.style.visibility = 'visible';
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// change icon and status
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this.e_icon.src = this.a_tpl.imgpath + 'no_cal.gif';
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this.e_icon.title = 'Close Calendar';
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this.b_visible = true;
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}
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function f_tcalHide (n_date) {
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if (n_date)
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this.e_input.value = this.f_generDate(new Date(n_date));
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// no action if not visible
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if (!this.b_visible)
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return;
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// hide elements
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if (this.e_iframe)
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this.e_iframe.style.visibility = 'hidden';
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if (this.e_shade)
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this.e_shade.style.visibility = 'hidden';
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this.e_div.style.visibility = 'hidden';
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// change icon and status
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this.e_icon = f_getElement(this.s_iconId);
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this.e_icon.src = this.a_tpl.imgpath + 'cal.gif';
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this.e_icon.title = 'Open Calendar';
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this.b_visible = false;
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}
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function f_tcalToggle () {
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return this.b_visible ? this.f_hide() : this.f_show();
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}
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function f_tcalUpdate (d_date) {
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var d_today = this.a_cfg.today ? this.f_parseDate(this.a_cfg.today) : f_tcalResetTime(new Date());
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var d_selected = this.e_input.value == ''
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? (this.a_cfg.selected ? this.f_parseDate(this.a_cfg.selected) : d_today)
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: this.f_parseDate(this.e_input.value);
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// figure out date to display
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if (!d_date)
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// selected by default
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d_date = d_selected;
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else if (typeof(d_date) == 'number')
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// get from number
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d_date = f_tcalResetTime(new Date(d_date));
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else if (typeof(d_date) == 'string')
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// parse from string
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this.f_parseDate(d_date);
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if (!d_date) return false;
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// first date to display
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var d_firstday = new Date(d_date);
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d_firstday.setDate(1);
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d_firstday.setDate(1 - (7 + d_firstday.getDay() - this.a_tpl.weekstart) % 7);
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var a_class, s_html = '<table class="ctrl"><tbody><tr>'
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+ (this.a_tpl.yearscroll ? '<td' + this.f_relDate(d_date, -1, 'y') + ' title="Previous Year"><img src="' + this.a_tpl.imgpath + 'prev_year.gif" /></td>' : '')
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+ '<td' + this.f_relDate(d_date, -1) + ' title="Previous Month"><img src="' + this.a_tpl.imgpath + 'prev_mon.gif" /></td><th>'
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+ this.a_tpl.months[d_date.getMonth()] + ' ' + d_date.getFullYear()
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+ '</th><td' + this.f_relDate(d_date, 1) + ' title="Next Month"><img src="' + this.a_tpl.imgpath + 'next_mon.gif" /></td>'
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+ (this.a_tpl.yearscroll ? '<td' + this.f_relDate(d_date, 1, 'y') + ' title="Next Year"><img src="' + this.a_tpl.imgpath + 'next_year.gif" /></td></td>' : '')
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+ '</tr></tbody></table><table><tbody><tr class="wd">';
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// print weekdays titles
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for (var i = 0; i < 7; i++)
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s_html += '<th>' + this.a_tpl.weekdays[(this.a_tpl.weekstart + i) % 7] + '</th>';
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s_html += '</tr>' ;
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// print calendar table
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var n_date, n_month, d_current = new Date(d_firstday);
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while (d_current.getMonth() == d_date.getMonth() ||
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d_current.getMonth() == d_firstday.getMonth()) {
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// print row heder
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s_html +='<tr>';
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for (var n_wday = 0; n_wday < 7; n_wday++) {
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a_class = [];
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n_date = d_current.getDate();
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n_month = d_current.getMonth();
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// other month
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if (d_current.getMonth() != d_date.getMonth())
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a_class[a_class.length] = 'othermonth';
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// weekend
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if (d_current.getDay() == 0 || d_current.getDay() == 6)
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a_class[a_class.length] = 'weekend';
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// today
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if (d_current.valueOf() == d_today.valueOf())
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a_class[a_class.length] = 'today';
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// selected
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if (d_current.valueOf() == d_selected.valueOf())
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a_class[a_class.length] = 'selected';
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s_html += '<td onclick="A_TCALS[\'' + this.s_id + '\'].f_hide(' + d_current.valueOf() + ')"' + (a_class.length ? ' class="' + a_class.join(' ') + '">' : '>') + n_date + '</td>'
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d_current.setDate(++n_date);
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while (d_current.getDate() != n_date && d_current.getMonth() == n_month) {
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alert(n_date + "\n" + d_current + "\n" + new Date());
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d_current.setHours(d_current.getHours + 1);
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d_current = f_tcalResetTime(d_current);
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}
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}
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// print row footer
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s_html +='</tr>';
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}
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s_html +='</tbody></table>';
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// update HTML, positions and sizes
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this.e_div.innerHTML = s_html;
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var n_width = this.e_div.offsetWidth;
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var n_height = this.e_div.offsetHeight;
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var n_top = f_getPosition (this.e_icon, 'Top') + this.e_icon.offsetHeight;
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var n_left = f_getPosition (this.e_icon, 'Left') - n_width + this.e_icon.offsetWidth;
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if (n_left < 0) n_left = 0;
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this.e_div.style.left = n_left + 'px';
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this.e_div.style.top = n_top + 'px';
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this.e_shade.style.width = (n_width + 8) + 'px';
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this.e_shade.style.left = (n_left - 1) + 'px';
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this.e_shade.style.top = (n_top - 1) + 'px';
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this.e_shade.innerHTML = b_ieFix
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? '<table><tbody><tr><td rowspan="2" colspan="2" width="6"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td width="7" height="7" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_tr.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td height="' + (n_height - 7) + '" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_mr.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td width="7" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_bl.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_bm.png\', sizingMethod=\'scale\');" height="7" align="left"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\'' + this.a_tpl.imgpath + 'shade_br.png\', sizingMethod=\'scale\');"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tbody></table>'
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: '<table><tbody><tr><td rowspan="2" width="6"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td rowspan="2"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td width="7" height="7"><img src="' + this.a_tpl.imgpath + 'shade_tr.png"></td></tr><tr><td background="' + this.a_tpl.imgpath + 'shade_mr.png" height="' + (n_height - 7) + '"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td></tr><tr><td><img src="' + this.a_tpl.imgpath + 'shade_bl.png"></td><td background="' + this.a_tpl.imgpath + 'shade_bm.png" height="7" align="left"><img src="' + this.a_tpl.imgpath + 'pixel.gif"></td><td><img src="' + this.a_tpl.imgpath + 'shade_br.png"></td></tr><tbody></table>';
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if (this.e_iframe) {
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this.e_iframe.style.left = n_left + 'px';
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this.e_iframe.style.top = n_top + 'px';
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this.e_iframe.style.width = (n_width + 6) + 'px';
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this.e_iframe.style.height = (n_height + 6) +'px';
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}
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return true;
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}
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function f_getPosition (e_elemRef, s_coord) {
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var n_pos = 0, n_offset,
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e_elem = e_elemRef;
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while (e_elem) {
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n_offset = e_elem["offset" + s_coord];
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n_pos += n_offset;
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e_elem = e_elem.offsetParent;
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}
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// margin correction in some browsers
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if (b_ieMac)
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n_pos += parseInt(document.body[s_coord.toLowerCase() + 'Margin']);
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else if (b_safari)
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n_pos -= n_offset;
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e_elem = e_elemRef;
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while (e_elem != document.body) {
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n_offset = e_elem["scroll" + s_coord];
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if (n_offset && e_elem.style.overflow == 'scroll')
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n_pos -= n_offset;
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e_elem = e_elem.parentNode;
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}
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return n_pos;
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}
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function f_tcalRelDate (d_date, d_diff, s_units) {
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var s_units = (s_units == 'y' ? 'FullYear' : 'Month');
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var d_result = new Date(d_date);
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d_result['set' + s_units](d_date['get' + s_units]() + d_diff);
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if (d_result.getDate() != d_date.getDate())
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d_result.setDate(0);
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return ' onclick="A_TCALS[\'' + this.s_id + '\'].f_update(' + d_result.valueOf() + ')"';
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}
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function f_tcalHideAll () {
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for (var i = 0; i < window.A_TCALSIDX.length; i++)
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window.A_TCALSIDX[i].f_hide();
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}
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function f_tcalResetTime (d_date) {
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d_date.setHours(0);
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d_date.setMinutes(0);
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d_date.setSeconds(0);
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d_date.setMilliseconds(0);
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return d_date;
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}
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f_getElement = document.all ?
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function (s_id) { return document.all[s_id] } :
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function (s_id) { return document.getElementById(s_id) };
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if (document.addEventListener)
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window.addEventListener('scroll', f_tcalHideAll, false);
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if (window.attachEvent)
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window.attachEvent('onscroll', f_tcalHideAll);
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// global variables
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var s_userAgent = navigator.userAgent.toLowerCase(),
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re_webkit = /WebKit\/(\d+)/i;
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var b_mac = s_userAgent.indexOf('mac') != -1,
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b_ie5 = s_userAgent.indexOf('msie 5') != -1,
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b_ie6 = s_userAgent.indexOf('msie 6') != -1 && s_userAgent.indexOf('opera') == -1;
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var b_ieFix = b_ie5 || b_ie6,
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b_ieMac = b_mac && b_ie5,
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b_safari = b_mac && re_webkit.exec(s_userAgent) && Number(RegExp.$1) < 500;
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