web/data/jquery.timePicker.js
changeset 4373 972143183ea3
child 5767 1d811df051c2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/data/jquery.timePicker.js	Tue Jan 26 16:47:07 2010 +0100
@@ -0,0 +1,269 @@
+/*
+ * A time picker for jQuery
+ * Based on original timePicker by Sam Collet (http://www.texotela.co.uk) -
+ * copyright (c) 2006 Sam Collett (http://www.texotela.co.uk)
+ *
+ * Dual licensed under the MIT and GPL licenses.
+ * Copyright (c) 2009 Anders Fajerson
+ * @name     timePicker
+ * @version  0.2
+ * @author   Anders Fajerson (http://perifer.se)
+ * @example  $("#mytime").timePicker();
+ * @example  $("#mytime").timePicker({step:30, startTime:"15:00", endTime:"18:00"});
+ */
+
+(function($){
+  $.fn.timePicker = function(options) {
+    // Build main options before element iteration
+    var settings = $.extend({}, $.fn.timePicker.defaults, options);
+
+    return this.each(function() {
+      $.timePicker(this, settings);
+    });
+  };
+
+  $.timePicker = function (elm, settings) {
+    var e = $(elm)[0];
+    return e.timePicker || (e.timePicker = new jQuery._timePicker(e, settings));
+  };
+
+  $._timePicker = function(elm, settings) {
+
+    var tpOver = false;
+    var keyDown = false;
+    var startTime = timeToDate(settings.startTime, settings);
+    var endTime = timeToDate(settings.endTime, settings);
+
+    $(elm).attr('autocomplete', 'OFF'); // Disable browser autocomplete
+
+    var times = [];
+    var time = new Date(startTime); // Create a new date object.
+    while(time <= endTime) {
+      times[times.length] = formatTime(time, settings);
+      time = new Date(time.setMinutes(time.getMinutes() + settings.step));
+    }
+
+    var $tpDiv = $('<div class="time-picker'+ (settings.show24Hours ? '' : ' time-picker-12hours') +'"></div>');
+    var $tpList = $('<ul></ul>');
+
+    // Build the list.
+    for(var i = 0; i < times.length; i++) {
+      if (times[i] == settings.selectedTime) {
+        $tpList.append('<li class="selected">' + times[i] + "</li>");
+      } else {
+        $tpList.append("<li>" + times[i] + "</li>");
+      }
+    }
+    $tpDiv.append($tpList);
+    // Append the timPicker to the body and position it.
+    var elmOffset = $(elm).offset();
+    $tpDiv.appendTo('body').css({'top':elmOffset.top+20, 'left':elmOffset.left}).hide();
+
+    // Store the mouse state, used by the blur event. Use mouseover instead of
+    // mousedown since Opera fires blur before mousedown.
+    $tpDiv.mouseover(function() {
+      tpOver = true;
+    }).mouseout(function() {
+      tpOver = false;
+    });
+
+    $("li", $tpList).mouseover(function() {
+      if (!keyDown) {
+        $("li.selected", $tpDiv).removeClass("selected");
+        $(this).addClass("selected");
+      }
+    }).mousedown(function() {
+       tpOver = true;
+    }).click(function() {
+      setTimeVal(elm, this, $tpDiv, settings);
+      tpOver = false;
+    });
+
+    var showPicker = function() {
+      if ($tpDiv.is(":visible")) {
+        return false;
+      }
+      $("li", $tpDiv).removeClass("selected");
+
+      // Show picker. This has to be done before scrollTop is set since that
+      // can't be done on hidden elements.
+      $tpDiv.show();
+
+      // Try to find a time in the list that matches the entered time.
+      var time = elm.value ? timeStringToDate(elm.value, settings) : startTime;
+      var startMin = startTime.getHours() * 60 + startTime.getMinutes();
+      var min = (time.getHours() * 60 + time.getMinutes()) - startMin;
+      var steps = Math.round(min / settings.step);
+      var roundTime = normaliseTime(new Date(0, 0, 0, 0, (steps * settings.step + startMin), 0));
+      roundTime = (startTime < roundTime && roundTime <= endTime) ? roundTime : startTime;
+      var $matchedTime = $("li:contains(" + formatTime(roundTime, settings) + ")", $tpDiv);
+
+      if ($matchedTime.length) {
+        $matchedTime.addClass("selected");
+        // Scroll to matched time.
+        $tpDiv[0].scrollTop = $matchedTime[0].offsetTop;
+      }
+      return true;
+    };
+    // Attach to click as well as focus so timePicker can be shown again when
+    // clicking on the input when it already has focus.
+    $(elm).focus(showPicker).click(showPicker);
+    // Hide timepicker on blur
+    $(elm).blur(function() {
+      if (!tpOver) {
+        $tpDiv.hide();
+      }
+    });
+    // Keypress doesn't repeat on Safari for non-text keys.
+    // Keydown doesn't repeat on Firefox and Opera on Mac.
+    // Using kepress for Opera and Firefox and keydown for the rest seems to
+    // work with up/down/enter/esc.
+    var event = ($.browser.opera || $.browser.mozilla) ? 'keypress' : 'keydown';
+    $(elm)[event](function(e) {
+      var $selected;
+      keyDown = true;
+      var top = $tpDiv[0].scrollTop;
+      switch (e.keyCode) {
+        case 38: // Up arrow.
+          // Just show picker if it's hidden.
+          if (showPicker()) {
+            return false;
+          };
+          $selected = $("li.selected", $tpList);
+          var prev = $selected.prev().addClass("selected")[0];
+          if (prev) {
+            $selected.removeClass("selected");
+            // Scroll item into view.
+            if (prev.offsetTop < top) {
+              $tpDiv[0].scrollTop = top - prev.offsetHeight;
+            }
+          }
+          else {
+            // Loop to next item.
+            $selected.removeClass("selected");
+            prev = $("li:last", $tpList).addClass("selected")[0];
+            $tpDiv[0].scrollTop = prev.offsetTop - prev.offsetHeight;
+          }
+          return false;
+          break;
+        case 40: // Down arrow, similar in behaviour to up arrow.
+          if (showPicker()) {
+            return false;
+          };
+          $selected = $("li.selected", $tpList);
+          var next = $selected.next().addClass("selected")[0];
+          if (next) {
+            $selected.removeClass("selected");
+            if (next.offsetTop + next.offsetHeight > top + $tpDiv[0].offsetHeight) {
+              $tpDiv[0].scrollTop = top + next.offsetHeight;
+            }
+          }
+          else {
+            $selected.removeClass("selected");
+            next = $("li:first", $tpList).addClass("selected")[0];
+            $tpDiv[0].scrollTop = 0;
+          }
+          return false;
+          break;
+        case 13: // Enter
+          if ($tpDiv.is(":visible")) {
+            var sel = $("li.selected", $tpList)[0];
+            setTimeVal(elm, sel, $tpDiv, settings);
+          }
+          return false;
+          break;
+        case 27: // Esc
+          $tpDiv.hide();
+          return false;
+          break;
+      }
+      return true;
+    });
+    $(elm).keyup(function(e) {
+      keyDown = false;
+    });
+    // Helper function to get an inputs current time as Date object.
+    // Returns a Date object.
+    this.getTime = function() {
+      return timeStringToDate(elm.value, settings);
+    };
+    // Helper function to set a time input.
+    // Takes a Date object.
+    this.setTime = function(time) {
+      elm.value = formatTime(normaliseTime(time), settings);
+      // Trigger element's change events.
+      $(elm).change();
+    };
+
+  }; // End fn;
+
+  // Plugin defaults.
+  $.fn.timePicker.defaults = {
+    step:30,
+    startTime: new Date(0, 0, 0, 0, 0, 0),
+    endTime: new Date(0, 0, 0, 23, 30, 0),
+    selectedTime: new Date(0, 0, 0, 0, 0, 0),
+    separator: ':',
+    show24Hours: true
+  };
+
+  // Private functions.
+
+  function setTimeVal(elm, sel, $tpDiv, settings) {
+    // Update input field
+    elm.value = $(sel).text();
+    // Trigger element's change events.
+    $(elm).change();
+    // Keep focus for all but IE (which doesn't like it)
+    if (!$.browser.msie) {
+      elm.focus();
+    }
+    // Hide picker
+    $tpDiv.hide();
+  }
+
+  function formatTime(time, settings) {
+    var h = time.getHours();
+    var hours = settings.show24Hours ? h : (((h + 11) % 12) + 1);
+    var minutes = time.getMinutes();
+    return formatNumber(hours) + settings.separator + formatNumber(minutes) + (settings.show24Hours ? '' : ((h < 12) ? ' AM' : ' PM'));
+  }
+
+  function formatNumber(value) {
+    return (value < 10 ? '0' : '') + value;
+  }
+
+  function timeToDate(input, settings) {
+    return (typeof input == 'object') ? normaliseTime(input) : timeStringToDate(input, settings);
+  }
+
+  function timeStringToDate(input, settings) {
+    if (input) {
+      var array = input.split(settings.separator);
+      var hours = parseFloat(array[0]);
+      var minutes = parseFloat(array[1]);
+
+      // Convert AM/PM hour to 24-hour format.
+      if (!settings.show24Hours) {
+        if (hours === 12 && input.substr('AM') !== -1) {
+          hours = 0;
+        }
+        else if (hours !== 12 && input.indexOf('PM') !== -1) {
+          hours += 12;
+        }
+      }
+      var time = new Date(0, 0, 0, hours, minutes, 0);
+      return normaliseTime(time);
+    }
+    return null;
+  }
+
+  /* Normalise time object to a common date. */
+  function normaliseTime(time) {
+    time.setFullYear(2001);
+    time.setMonth(0);
+    time.setDate(0);
+    return time;
+  }
+
+})(jQuery);