--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/flexible-js-formatting/dates/datechooser.js Mon Nov 23 15:14:29 2009 +0100
@@ -0,0 +1,267 @@
+/*
+ * Copyright (C) 2004 Baron Schwartz <baron at sequent dot org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, version 2.1.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+ * details.
+ *
+ * $Revision: 1.1 $
+ */
+
+// Shows or hides the date chooser on the page
+function showChooser(obj, inputId, divId, start, end, format, isTimeChooser) {
+ if (document.getElementById) {
+ var input = document.getElementById(inputId);
+ var div = document.getElementById(divId);
+ if (input !== undefined && div !== undefined) {
+ if (input.DateChooser === undefined) {
+ input.DateChooser = new DateChooser(input, div, start, end, format, isTimeChooser);
+ }
+ input.DateChooser.setDate(Date.parseDate(input.value, format));
+ if (input.DateChooser.isVisible()) {
+ input.DateChooser.hide();
+ }
+ else {
+ input.DateChooser.show();
+ }
+ }
+ }
+}
+
+// Sets a date on the object attached to 'inputId'
+function dateChooserSetDate(inputId, value) {
+ var input = document.getElementById(inputId);
+ if (input !== undefined && input.DateChooser !== undefined) {
+ input.DateChooser.setDate(Date.parseDate(value, input.DateChooser._format));
+ if (input.DateChooser.isTimeChooser()) {
+ var theForm = input.form;
+ var prefix = input.DateChooser._prefix;
+ input.DateChooser.setTime(
+ parseInt(theForm.elements[prefix + 'hour'].options[
+ theForm.elements[prefix + 'hour'].selectedIndex].value)
+ + parseInt(theForm.elements[prefix + 'ampm'].options[
+ theForm.elements[prefix + 'ampm'].selectedIndex].value),
+ parseInt(theForm.elements[prefix + 'min'].options[
+ theForm.elements[prefix + 'min'].selectedIndex].value));
+ }
+ input.value = input.DateChooser.getValue();
+ input.DateChooser.hide();
+ }
+}
+
+// The callback function for when someone changes the pulldown menus on the date
+// chooser
+function dateChooserDateChange(theForm, prefix) {
+ var input = document.getElementById(
+ theForm.elements[prefix + 'inputId'].value);
+ var newDate = new Date(
+ theForm.elements[prefix + 'year'].options[
+ theForm.elements[prefix + 'year'].selectedIndex].value,
+ theForm.elements[prefix + 'month'].options[
+ theForm.elements[prefix + 'month'].selectedIndex].value,
+ 1);
+ // Try to preserve the day of month (watch out for months with 31 days)
+ newDate.setDate(Math.max(1, Math.min(newDate.getDaysInMonth(),
+ input.DateChooser._date.getDate())));
+ input.DateChooser.setDate(newDate);
+ if (input.DateChooser.isTimeChooser()) {
+ input.DateChooser.setTime(
+ parseInt(theForm.elements[prefix + 'hour'].options[
+ theForm.elements[prefix + 'hour'].selectedIndex].value)
+ + parseInt(theForm.elements[prefix + 'ampm'].options[
+ theForm.elements[prefix + 'ampm'].selectedIndex].value),
+ parseInt(theForm.elements[prefix + 'min'].options[
+ theForm.elements[prefix + 'min'].selectedIndex].value));
+ }
+ input.DateChooser.show();
+}
+
+// Gets the absolute position on the page of the element passed in
+function getAbsolutePosition(obj) {
+ var result = [0, 0];
+ while (obj != null) {
+ result[0] += obj.offsetTop;
+ result[1] += obj.offsetLeft;
+ obj = obj.offsetParent;
+ }
+ return result;
+}
+
+// DateChooser constructor
+function DateChooser(input, div, start, end, format, isTimeChooser) {
+ this._input = input;
+ this._div = div;
+ this._start = start;
+ this._end = end;
+ this._format = format;
+ this._date = new Date();
+ this._isTimeChooser = isTimeChooser;
+ // Choose a random prefix for all pulldown menus
+ this._prefix = "";
+ var letters = ["a", "b", "c", "d", "e", "f", "h", "i", "j", "k", "l",
+ "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"];
+ for (var i = 0; i < 10; ++i) {
+ this._prefix += letters[Math.floor(Math.random() * letters.length)];
+ }
+}
+
+// DateChooser prototype variables
+DateChooser.prototype._isVisible = false;
+
+// Returns true if the chooser is currently visible
+DateChooser.prototype.isVisible = function() {
+ return this._isVisible;
+}
+
+// Returns true if the chooser is to allow choosing the time as well as the date
+DateChooser.prototype.isTimeChooser = function() {
+ return this._isTimeChooser;
+}
+
+// Gets the value, as a formatted string, of the date attached to the chooser
+DateChooser.prototype.getValue = function() {
+ return this._date.dateFormat(this._format);
+}
+
+// Hides the chooser
+DateChooser.prototype.hide = function() {
+ this._div.style.visibility = "hidden";
+ this._div.style.display = "none";
+ this._div.innerHTML = "";
+ this._isVisible = false;
+}
+
+// Shows the chooser on the page
+DateChooser.prototype.show = function() {
+ // calculate the position before making it visible
+ var inputPos = getAbsolutePosition(this._input);
+ this._div.style.top = (inputPos[0] + this._input.offsetHeight) + "px";
+ this._div.style.left = (inputPos[1] + this._input.offsetWidth) + "px";
+ this._div.innerHTML = this.createChooserHtml();
+ this._div.style.display = "block";
+ this._div.style.visibility = "visible";
+ this._div.style.position = "absolute";
+ this._isVisible = true;
+}
+
+// Sets the date to what is in the input box
+DateChooser.prototype.initializeDate = function() {
+ if (this._input.value != null && this._input.value != "") {
+ this._date = Date.parseDate(this._input.value, this._format);
+ }
+ else {
+ this._date = new Date();
+ }
+}
+
+// Sets the date attached to the chooser
+DateChooser.prototype.setDate = function(date) {
+ this._date = date ? date : new Date();
+}
+
+// Sets the time portion of the date attached to the chooser
+DateChooser.prototype.setTime = function(hour, minute) {
+ this._date.setHours(hour);
+ this._date.setMinutes(minute);
+}
+
+// Creates the HTML for the whole chooser
+DateChooser.prototype.createChooserHtml = function() {
+ var formHtml = "<input type=\"hidden\" name=\""
+ + this._prefix + "inputId\" value=\""
+ + this._input.getAttribute('id') + "\">"
+ + "\r\n <select name=\"" + this._prefix
+ + "month\" onChange=\"dateChooserDateChange(this.form, '"
+ + this._prefix + "');\">";
+ for (var monIndex = 0; monIndex <= 11; monIndex++) {
+ formHtml += "\r\n <option value=\"" + monIndex + "\""
+ + (monIndex == this._date.getMonth() ? " selected=\"1\"" : "")
+ + ">" + Date.monthNames[monIndex] + "</option>";
+ }
+ formHtml += "\r\n </select>\r\n <select name=\""
+ + this._prefix + "year\" onChange=\"dateChooserDateChange(this.form, '"
+ + this._prefix + "');\">";
+ for (var i = this._start; i <= this._end; ++i) {
+ formHtml += "\r\n <option value=\"" + i + "\""
+ + (i == this._date.getFullYear() ? " selected=\"1\"" : "")
+ + ">" + i + "</option>";
+ }
+ formHtml += "\r\n </select>";
+ formHtml += this.createCalendarHtml();
+ if (this._isTimeChooser) {
+ formHtml += this.createTimeChooserHtml();
+ }
+ return formHtml;
+}
+
+// Creates the extra HTML needed for choosing the time
+DateChooser.prototype.createTimeChooserHtml = function() {
+ // Add hours
+ var result = "\r\n <select name=\"" + this._prefix + "hour\">";
+ for (var i = 0; i < 12; ++i) {
+ result += "\r\n <option value=\"" + i + "\""
+ + (((this._date.getHours() % 12) == i) ? " selected=\"1\">" : ">")
+ + i + "</option>";
+ }
+ // Add extra entry for 12:00
+ result += "\r\n <option value=\"0\">12</option>";
+ result += "\r\n </select>";
+ // Add minutes
+ result += "\r\n <select name=\"" + this._prefix + "min\">";
+ for (var i = 0; i < 60; i += 15) {
+ result += "\r\n <option value=\"" + i + "\""
+ + ((this._date.getMinutes() == i) ? " selected=\"1\">" : ">")
+ + String.leftPad(i, 2, '0') + "</option>";
+ }
+ result += "\r\n </select>";
+ // Add AM/PM
+ result += "\r\n <select name=\"" + this._prefix + "ampm\">";
+ result += "\r\n <option value=\"0\""
+ + (this._date.getHours() < 12 ? " selected=\"1\">" : ">")
+ + "AM</option>";
+ result += "\r\n <option value=\"12\""
+ + (this._date.getHours() >= 12 ? " selected=\"1\">" : ">")
+ + "PM</option>";
+ result += "\r\n </select>";
+ return result;
+}
+
+// Creates the HTML for the actual calendar part of the chooser
+DateChooser.prototype.createCalendarHtml = function() {
+ var result = "\r\n<table cellspacing=\"0\" class=\"dateChooser\">"
+ + "\r\n <tr><th>S</th><th>M</th><th>T</th>"
+ + "<th>W</th><th>T</th><th>F</th><th>S</th></tr>\r\n <tr>";
+ // Fill up the days of the week until we get to the first day of the month
+ var firstDay = this._date.getFirstDayOfMonth();
+ var lastDay = this._date.getLastDayOfMonth();
+ if (firstDay != 0) {
+ result += "<td colspan=\"" + firstDay + "\"> </td>";
+ }
+ // Fill in the days of the month
+ var i = 0;
+ while (i < this._date.getDaysInMonth()) {
+ if (((i++ + firstDay) % 7) == 0) {
+ result += "</tr>\r\n <tr>";
+ }
+ var thisDay = new Date(
+ this._date.getFullYear(),
+ this._date.getMonth(), i);
+ var js = '"dateChooserSetDate(\''
+ + this._input.getAttribute('id') + "', '"
+ + thisDay.dateFormat(this._format) + '\');"'
+ result += "\r\n <td class=\"dateChooserActive"
+ // If the date is the currently chosen date, highlight it
+ + (i == this._date.getDate() ? " dateChooserActiveToday" : "")
+ + "\" onClick=" + js + ">" + i + "</td>";
+ }
+ // Fill in any days after the end of the month
+ if (lastDay != 6) {
+ result += "<td colspan=\"" + (6 - lastDay) + "\"> </td>";
+ }
+ return result + "\r\n </tr>\r\n</table><!--[if lte IE 6.5]><iframe></iframe><![endif]-->";
+}