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483 lines
16 KiB
JavaScript
483 lines
16 KiB
JavaScript
dojo.provide("dijit._TimePicker");
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dojo.require("dijit.form._FormWidget");
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dojo.require("dojo.date.locale");
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/*=====
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dojo.declare(
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"dijit._TimePicker.__Constraints",
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[dojo.date.locale.__FormatOptions],
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{
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// clickableIncrement: String
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// See `dijit._TimePicker.clickableIncrement`
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clickableIncrement: "T00:15:00",
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// visibleIncrement: String
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// See `dijit._TimePicker.visibleIncrement`
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visibleIncrement: "T01:00:00",
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// visibleRange: String
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// See `dijit._TimePicker.visibleRange`
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visibleRange: "T05:00:00"
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}
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);
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=====*/
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dojo.declare("dijit._TimePicker",
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[dijit._Widget, dijit._Templated],
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{
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// summary:
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// A graphical time picker.
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// This widget is used internally by other widgets and is not accessible
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// as a standalone widget.
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templatePath: dojo.moduleUrl("dijit", "templates/TimePicker.html"),
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// baseClass: [protected] String
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// The root className to use for the various states of this widget
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baseClass: "dijitTimePicker",
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// clickableIncrement: String
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// ISO-8601 string representing the amount by which
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// every clickable element in the time picker increases.
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// Set in local time, without a time zone.
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// Example: `T00:15:00` creates 15 minute increments
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// Must divide dijit._TimePicker.visibleIncrement evenly
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clickableIncrement: "T00:15:00",
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// visibleIncrement: String
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// ISO-8601 string representing the amount by which
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// every element with a visible time in the time picker increases.
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// Set in local time, without a time zone.
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// Example: `T01:00:00` creates text in every 1 hour increment
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visibleIncrement: "T01:00:00",
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// visibleRange: String
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// ISO-8601 string representing the range of this TimePicker.
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// The TimePicker will only display times in this range.
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// Example: `T05:00:00` displays 5 hours of options
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visibleRange: "T05:00:00",
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// value: String
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// Date to display.
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// Defaults to current time and date.
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// Can be a Date object or an ISO-8601 string.
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// If you specify the GMT time zone (`-01:00`),
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// the time will be converted to the local time in the local time zone.
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// Otherwise, the time is considered to be in the local time zone.
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// If you specify the date and isDate is true, the date is used.
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// Example: if your local time zone is `GMT -05:00`,
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// `T10:00:00` becomes `T10:00:00-05:00` (considered to be local time),
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// `T10:00:00-01:00` becomes `T06:00:00-05:00` (4 hour difference),
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// `T10:00:00Z` becomes `T05:00:00-05:00` (5 hour difference between Zulu and local time)
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// `yyyy-mm-ddThh:mm:ss` is the format to set the date and time
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// Example: `2007-06-01T09:00:00`
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value: new Date(),
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_visibleIncrement:2,
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_clickableIncrement:1,
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_totalIncrements:10,
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// constraints: dijit._TimePicker.__Constraints
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// Specifies valid range of times (start time, end time)
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constraints:{},
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/*=====
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serialize: function(val, options){
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// summary:
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// User overridable function used to convert the attr('value') result to a String
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// val: Date
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// The current value
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// options: Object?
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// tags:
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// protected
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},
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=====*/
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serialize: dojo.date.stamp.toISOString,
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// _filterString: string
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// The string to filter by
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_filterString: "",
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setValue: function(/*Date*/ value){
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// summary:
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// Deprecated. Used attr('value') instead.
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// tags:
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// deprecated
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dojo.deprecated("dijit._TimePicker:setValue() is deprecated. Use attr('value') instead.", "", "2.0");
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this.attr('value', value);
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},
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_setValueAttr: function(/*Date*/ date){
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// summary:
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// Hook so attr('value', ...) works.
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// description:
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// Set the value of the TimePicker.
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// Redraws the TimePicker around the new date.
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// tags:
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// protected
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this.value = date;
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this._showText();
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},
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onOpen: function(best){
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// summary:
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// This is called by the popup manager when a TimeTextBox is displayed on the screen
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// best:
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// Whether it is being displayed above or below the `dijit.form.TimeTextBox`
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// tags:
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// protected
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if(this._beenOpened && this.domNode.parentNode){
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// We've been opened before - so set our filter to to the
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// currently-displayed value (or empty string if it's already
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// valid)
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var p = dijit.byId(this.domNode.parentNode.dijitPopupParent);
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if(p){
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var val = p.getDisplayedValue();
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if(val && !p.parse(val, p.constraints)){
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this._filterString = val;
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}else{
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this._filterString = "";
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}
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this._showText();
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}
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}
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this._beenOpened = true;
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},
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isDisabledDate: function(/*Date*/ dateObject, /*String?*/ locale){
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// summary:
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// May be overridden to disable certain dates in the TimePicker e.g. `isDisabledDate=dojo.date.locale.isWeekend`
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// type:
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// extension
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return false; // Boolean
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},
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_getFilteredNodes: function(/*number*/ start, /*number*/ maxNum, /*Boolean*/ before){
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// summary:
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// Returns an array of nodes with the filter applied. At most maxNum nodes
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// will be returned - but fewer may be returned as well. If the
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// before parameter is set to true, then it will return the elements
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// before the given index
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// tags:
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// private
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var nodes = [], n, i = start, max = this._maxIncrement + Math.abs(i),
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chk = before?-1:1, dec = before?1:0, inc = before?0:1;
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do{
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i = i - dec;
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n = this._createOption(i);
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if(n){nodes.push(n);}
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i = i + inc;
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}while(nodes.length < maxNum && (i*chk) < max);
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if(before){ nodes.reverse(); }
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return nodes;
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},
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_showText: function(){
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// summary:
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// Displays the relevant choices in the drop down list
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// tags:
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// private
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this.timeMenu.innerHTML = "";
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var fromIso = dojo.date.stamp.fromISOString;
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this._clickableIncrementDate=fromIso(this.clickableIncrement);
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this._visibleIncrementDate=fromIso(this.visibleIncrement);
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this._visibleRangeDate=fromIso(this.visibleRange);
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// get the value of the increments and the range in seconds (since 00:00:00) to find out how many divs to create
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var sinceMidnight = function(/*Date*/ date){
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return date.getHours() * 60 * 60 + date.getMinutes() * 60 + date.getSeconds();
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};
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var clickableIncrementSeconds = sinceMidnight(this._clickableIncrementDate);
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var visibleIncrementSeconds = sinceMidnight(this._visibleIncrementDate);
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var visibleRangeSeconds = sinceMidnight(this._visibleRangeDate);
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// round reference date to previous visible increment
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var time = this.value.getTime();
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this._refDate = new Date(time - time % (visibleIncrementSeconds*1000));
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this._refDate.setFullYear(1970,0,1); // match parse defaults
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// assume clickable increment is the smallest unit
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this._clickableIncrement = 1;
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// divide the visible range by the clickable increment to get the number of divs to create
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// example: 10:00:00/00:15:00 -> display 40 divs
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this._totalIncrements = visibleRangeSeconds / clickableIncrementSeconds;
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// divide the visible increments by the clickable increments to get how often to display the time inline
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// example: 01:00:00/00:15:00 -> display the time every 4 divs
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this._visibleIncrement = visibleIncrementSeconds / clickableIncrementSeconds;
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// divide the number of seconds in a day by the clickable increment in seconds to get the
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// absolute max number of increments.
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this._maxIncrement = (60 * 60 * 24) / clickableIncrementSeconds;
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// find the nodes we should display based on our filter
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var before = this._getFilteredNodes(0, this._totalIncrements >> 1, true);
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var after = this._getFilteredNodes(0, this._totalIncrements >> 1, false);
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if(before.length < this._totalIncrements >> 1){
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before = before.slice(before.length / 2);
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after = after.slice(0, after.length / 2);
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}
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dojo.forEach(before.concat(after), function(n){this.timeMenu.appendChild(n);}, this);
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// TODO:
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// I commented this out because it
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// causes problems for a TimeTextBox in a Dialog, or as the editor of an InlineEditBox,
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// because the timeMenu node isn't visible yet. -- Bill (Bug #????)
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// dijit.focus(this.timeMenu);
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},
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postCreate: function(){
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// instantiate constraints
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if(this.constraints===dijit._TimePicker.prototype.constraints){
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this.constraints={};
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}
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// brings in visibleRange, increments, etc.
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dojo.mixin(this, this.constraints);
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// dojo.date.locale needs the lang in the constraints as locale
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if(!this.constraints.locale){
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this.constraints.locale=this.lang;
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}
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// assign typematic mouse listeners to the arrow buttons
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this.connect(this.timeMenu, dojo.isIE ? "onmousewheel" : 'DOMMouseScroll', "_mouseWheeled");
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var _this = this;
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var typematic = function(){
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_this._connects.push(
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dijit.typematic.addMouseListener.apply(null, arguments)
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);
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};
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typematic(this.upArrow,this,this._onArrowUp, 1.0, 50);
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typematic(this.downArrow,this,this._onArrowDown, 1.0, 50);
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// Connect some callback functions to the hover event of the arrows
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var triggerFx = function(cb){
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return function(cnt){
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// don't run on the first firing
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if(cnt > 0){cb.call(this, arguments);}
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};
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};
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var hoverFx = function(node, cb){
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return function(e){
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dojo.stopEvent(e);
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dijit.typematic.trigger(e, this, node, triggerFx(cb), node, 1.0, 50);
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};
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};
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this.connect(this.upArrow, "onmouseover", hoverFx(this.upArrow, this._onArrowUp));
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this.connect(this.downArrow, "onmouseover", hoverFx(this.downArrow, this._onArrowDown));
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this.inherited(arguments);
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},
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_buttonMouse: function(/*Event*/ e){
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// summary:
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// Handler for mouse button presses
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// tags:
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// private
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dojo.toggleClass(e.currentTarget, "dijitButtonNodeHover", e.type == "mouseover");
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},
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_createOption: function(/*Number*/ index){
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// summary:
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// Creates a clickable time option
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// tags:
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// private
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var date = new Date(this._refDate);
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var incrementDate = this._clickableIncrementDate;
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date.setHours(date.getHours() + incrementDate.getHours() * index,
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date.getMinutes() + incrementDate.getMinutes() * index,
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date.getSeconds() + incrementDate.getSeconds() * index);
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var dateString = dojo.date.locale.format(date, this.constraints);
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if(this._filterString && dateString.toLowerCase().indexOf(this._filterString) !== 0){
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// Doesn't match the filter - return null
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return null;
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}
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var div = dojo.create("div", {"class": this.baseClass+"Item"});
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div.date = date;
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div.index = index;
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dojo.create('div',{
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"class": this.baseClass + "ItemInner",
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innerHTML: dateString
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}, div);
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if(index%this._visibleIncrement<1 && index%this._visibleIncrement>-1){
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dojo.addClass(div, this.baseClass+"Marker");
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}else if(!(index%this._clickableIncrement)){
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dojo.addClass(div, this.baseClass+"Tick");
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}
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if(this.isDisabledDate(date)){
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// set disabled
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dojo.addClass(div, this.baseClass+"ItemDisabled");
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}
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if(!dojo.date.compare(this.value, date, this.constraints.selector)){
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div.selected = true;
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dojo.addClass(div, this.baseClass+"ItemSelected");
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if(dojo.hasClass(div, this.baseClass+"Marker")){
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dojo.addClass(div, this.baseClass+"MarkerSelected");
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}else{
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dojo.addClass(div, this.baseClass+"TickSelected");
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}
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}
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return div;
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},
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_onOptionSelected: function(/*Object*/ tgt){
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// summary:
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// Called when user clicks an option in the drop down list
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// tags:
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// private
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var tdate = tgt.target.date || tgt.target.parentNode.date;
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if(!tdate || this.isDisabledDate(tdate)){ return; }
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this._highlighted_option = null;
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this.attr('value', tdate);
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this.onValueSelected(tdate);
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},
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onValueSelected: function(/*Date*/ time){
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// summary:
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// Notification that a time was selected. It may be the same as the previous value.
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// description:
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// Used by `dijit.form._DateTimeTextBox` (and thus `dijit.form.TimeTextBox`)
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// to get notification when the user has clicked a time.
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// tags:
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// protected
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},
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_highlightOption: function(/*node*/ node, /*Boolean*/ highlight){
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// summary:
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// Turns on/off hover effect on a node based on mouse out/over event
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// tags:
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// private
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if(!node){return;}
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if(highlight){
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if(this._highlighted_option){
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this._highlightOption(this._highlighted_option, false);
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}
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this._highlighted_option = node;
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}else if(this._highlighted_option !== node){
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return;
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}else{
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this._highlighted_option = null;
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}
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dojo.toggleClass(node, this.baseClass+"ItemHover", highlight);
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if(dojo.hasClass(node, this.baseClass+"Marker")){
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dojo.toggleClass(node, this.baseClass+"MarkerHover", highlight);
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}else{
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dojo.toggleClass(node, this.baseClass+"TickHover", highlight);
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}
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},
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onmouseover: function(/*Event*/ e){
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// summary:
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// Handler for onmouseover event
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// tags:
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// private
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var tgr = (e.target.parentNode === this.timeMenu) ? e.target : e.target.parentNode;
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// if we aren't targeting an item, then we return
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if(!dojo.hasClass(tgr, this.baseClass+"Item")){return;}
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this._highlightOption(tgr, true);
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},
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onmouseout: function(/*Event*/ e){
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// summary:
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// Handler for onmouseout event
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// tags:
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// private
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var tgr = (e.target.parentNode === this.timeMenu) ? e.target : e.target.parentNode;
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this._highlightOption(tgr, false);
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},
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_mouseWheeled: function(/*Event*/ e){
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// summary:
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// Handle the mouse wheel events
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// tags:
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// private
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dojo.stopEvent(e);
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// we're not _measuring_ the scroll amount, just direction
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var scrollAmount = (dojo.isIE ? e.wheelDelta : -e.detail);
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this[(scrollAmount>0 ? "_onArrowUp" : "_onArrowDown")](); // yes, we're making a new dom node every time you mousewheel, or click
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},
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_onArrowUp: function(count){
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// summary:
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// Handler for up arrow key.
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// description:
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// Removes the bottom time and add one to the top
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// tags:
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// private
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if(typeof count == "number" && count == -1){ return; } // typematic end
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if(!this.timeMenu.childNodes.length){ return; }
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var index = this.timeMenu.childNodes[0].index;
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var divs = this._getFilteredNodes(index, 1, true);
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if(divs.length){
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this.timeMenu.removeChild(this.timeMenu.childNodes[this.timeMenu.childNodes.length - 1]);
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this.timeMenu.insertBefore(divs[0], this.timeMenu.childNodes[0]);
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}
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},
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_onArrowDown: function(count){
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// summary:
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// Handler for up arrow key.
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// description:
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// Remove the top time and add one to the bottom
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// tags:
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// private
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if(typeof count == "number" && count == -1){ return; } // typematic end
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if(!this.timeMenu.childNodes.length){ return; }
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var index = this.timeMenu.childNodes[this.timeMenu.childNodes.length - 1].index + 1;
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var divs = this._getFilteredNodes(index, 1, false);
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if(divs.length){
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this.timeMenu.removeChild(this.timeMenu.childNodes[0]);
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this.timeMenu.appendChild(divs[0]);
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}
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},
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handleKey: function(/*Event*/ e){
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// summary:
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// Called from `dijit.form._DateTimeTextBox` to pass a keypress event
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// from the `dijit.form.TimeTextBox` to be handled in this widget
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// tags:
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// protected
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var dk = dojo.keys;
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if(e.keyChar || e.charOrCode === dk.BACKSPACE || e.charOrCode == dk.DELETE){
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// Set a timeout to kick off our filter
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setTimeout(dojo.hitch(this, function(){
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this._filterString = e.target.value.toLowerCase();
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this._showText();
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}),1);
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}else if(e.charOrCode == dk.DOWN_ARROW || e.charOrCode == dk.UP_ARROW){
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dojo.stopEvent(e);
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// Figure out which option to highlight now and then highlight it
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if(this._highlighted_option && !this._highlighted_option.parentNode){
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this._highlighted_option = null;
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}
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var timeMenu = this.timeMenu,
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tgt = this._highlighted_option || dojo.query("." + this.baseClass + "ItemSelected", timeMenu)[0];
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if(!tgt){
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tgt = timeMenu.childNodes[0];
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}else if(timeMenu.childNodes.length){
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if(e.charOrCode == dk.DOWN_ARROW && !tgt.nextSibling){
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this._onArrowDown();
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}else if(e.charOrCode == dk.UP_ARROW && !tgt.previousSibling){
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this._onArrowUp();
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}
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if(e.charOrCode == dk.DOWN_ARROW){
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tgt = tgt.nextSibling;
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}else{
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tgt = tgt.previousSibling;
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}
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}
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this._highlightOption(tgt, true);
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}else if(this._highlighted_option && (e.charOrCode == dk.ENTER || e.charOrCode === dk.TAB)){
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// Accept the currently-highlighted option as the value
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if(e.charOrCode == dk.ENTER){dojo.stopEvent(e);}
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setTimeout(dojo.hitch(this, function(){
|
|
this._onOptionSelected({target: this._highlighted_option});
|
|
}),1);
|
|
}
|
|
}
|
|
}
|
|
);
|