[76] | 1 | /** |
---|
| 2 | * Copyright (c) 2008-2010 The Open Source Geospatial Foundation |
---|
| 3 | * |
---|
| 4 | * Published under the BSD license. |
---|
| 5 | * See http://svn.geoext.org/core/trunk/geoext/license.txt for the full text |
---|
| 6 | * of the license. |
---|
| 7 | */ |
---|
| 8 | |
---|
| 9 | /** api: (define) |
---|
| 10 | * module = GeoExt |
---|
| 11 | * class = SliderTip |
---|
| 12 | * base_link = `Ext.Tip <http://dev.sencha.com/deploy/dev/docs/?class=Ext.slider.Tip>`_ |
---|
| 13 | */ |
---|
| 14 | Ext.namespace("GeoExt"); |
---|
| 15 | |
---|
| 16 | /** api: example |
---|
| 17 | * Sample code to create a slider tip to display slider value on hover: |
---|
| 18 | * |
---|
| 19 | * .. code-block:: javascript |
---|
| 20 | * |
---|
| 21 | * var slider = new Ext.Slider({ |
---|
| 22 | * renderTo: document.body, |
---|
| 23 | * width: 200, |
---|
| 24 | * plugins: new GeoExt.SliderTip() |
---|
| 25 | * }); |
---|
| 26 | */ |
---|
| 27 | |
---|
| 28 | /** api: constructor |
---|
| 29 | * .. class:: SliderTip(config) |
---|
| 30 | * |
---|
| 31 | * Create a slider tip displaying ``Ext.Slider`` values over slider thumbs. |
---|
| 32 | */ |
---|
| 33 | GeoExt.SliderTip = Ext.extend(Ext.slider.Tip, { |
---|
| 34 | |
---|
| 35 | /** api: config[hover] |
---|
| 36 | * ``Boolean`` |
---|
| 37 | * Display the tip when hovering over the thumb. If ``false``, tip will |
---|
| 38 | * only be displayed while dragging. Default is ``true``. |
---|
| 39 | */ |
---|
| 40 | hover: true, |
---|
| 41 | |
---|
| 42 | /** api: config[minWidth] |
---|
| 43 | * ``Number`` |
---|
| 44 | * Minimum width of the tip. Default is 10. |
---|
| 45 | */ |
---|
| 46 | minWidth: 10, |
---|
| 47 | |
---|
| 48 | /** api: config[offsets] |
---|
| 49 | * ``Array(Number)`` |
---|
| 50 | * A two item list that provides x, y offsets for the tip. Default is |
---|
| 51 | * [0, -10]. |
---|
| 52 | */ |
---|
| 53 | offsets : [0, -10], |
---|
| 54 | |
---|
| 55 | /** private: property[dragging] |
---|
| 56 | * ``Boolean`` |
---|
| 57 | * The thumb is currently being dragged. |
---|
| 58 | */ |
---|
| 59 | dragging: false, |
---|
| 60 | |
---|
| 61 | /** private: method[init] |
---|
| 62 | * :param slider: ``Ext.Slider`` |
---|
| 63 | * |
---|
| 64 | * Called when the plugin is initialized. |
---|
| 65 | */ |
---|
| 66 | init: function(slider) { |
---|
| 67 | GeoExt.SliderTip.superclass.init.apply(this, arguments); |
---|
| 68 | if (this.hover) { |
---|
| 69 | slider.on("render", this.registerThumbListeners, this); |
---|
| 70 | } |
---|
| 71 | this.slider = slider; |
---|
| 72 | }, |
---|
| 73 | |
---|
| 74 | /** private: method[registerThumbListeners] |
---|
| 75 | * Set as a listener for 'render' if hover is true. |
---|
| 76 | */ |
---|
| 77 | registerThumbListeners: function() { |
---|
| 78 | var thumb, el; |
---|
| 79 | for (var i=0, ii=this.slider.thumbs.length; i<ii; ++i) { |
---|
| 80 | thumb = this.slider.thumbs[i]; |
---|
| 81 | el = thumb.tracker.el; |
---|
| 82 | (function(thumb, el) { |
---|
| 83 | el.on({ |
---|
| 84 | mouseover: function(e) { |
---|
| 85 | this.onSlide(this.slider, e, thumb); |
---|
| 86 | this.dragging = false; |
---|
| 87 | }, |
---|
| 88 | mouseout: function() { |
---|
| 89 | if (!this.dragging) { |
---|
| 90 | this.hide.apply(this, arguments); |
---|
| 91 | } |
---|
| 92 | }, |
---|
| 93 | scope: this |
---|
| 94 | }) |
---|
| 95 | }).apply(this, [thumb, el]); |
---|
| 96 | } |
---|
| 97 | }, |
---|
| 98 | |
---|
| 99 | /** private: method[onSlide] |
---|
| 100 | * :param slider: ``Ext.Slider`` |
---|
| 101 | * |
---|
| 102 | * Listener for dragstart and drag. |
---|
| 103 | */ |
---|
| 104 | onSlide: function(slider, e, thumb) { |
---|
| 105 | this.dragging = true; |
---|
| 106 | return GeoExt.SliderTip.superclass.onSlide.apply(this, arguments); |
---|
| 107 | } |
---|
| 108 | |
---|
| 109 | }); |
---|