1 | /*! |
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2 | * Ext JS Library 3.4.0 |
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3 | * Copyright(c) 2006-2011 Sencha Inc. |
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4 | * licensing@sencha.com |
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5 | * http://www.sencha.com/license |
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6 | */ |
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7 | /** |
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8 | * @class Ext.Element |
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9 | */ |
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10 | /** |
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11 | * Visibility mode constant for use with {@link #setVisibilityMode}. Use visibility to hide element |
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12 | * @static |
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13 | * @type Number |
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14 | */ |
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15 | Ext.Element.VISIBILITY = 1; |
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16 | /** |
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17 | * Visibility mode constant for use with {@link #setVisibilityMode}. Use display to hide element |
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18 | * @static |
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19 | * @type Number |
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20 | */ |
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21 | Ext.Element.DISPLAY = 2; |
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22 | |
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23 | /** |
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24 | * Visibility mode constant for use with {@link #setVisibilityMode}. Use offsets (x and y positioning offscreen) |
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25 | * to hide element. |
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26 | * @static |
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27 | * @type Number |
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28 | */ |
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29 | Ext.Element.OFFSETS = 3; |
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30 | |
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31 | |
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32 | Ext.Element.ASCLASS = 4; |
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33 | |
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34 | /** |
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35 | * Defaults to 'x-hide-nosize' |
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36 | * @static |
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37 | * @type String |
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38 | */ |
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39 | Ext.Element.visibilityCls = 'x-hide-nosize'; |
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40 | |
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41 | Ext.Element.addMethods(function(){ |
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42 | var El = Ext.Element, |
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43 | OPACITY = "opacity", |
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44 | VISIBILITY = "visibility", |
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45 | DISPLAY = "display", |
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46 | HIDDEN = "hidden", |
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47 | OFFSETS = "offsets", |
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48 | ASCLASS = "asclass", |
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49 | NONE = "none", |
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50 | NOSIZE = 'nosize', |
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51 | ORIGINALDISPLAY = 'originalDisplay', |
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52 | VISMODE = 'visibilityMode', |
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53 | ISVISIBLE = 'isVisible', |
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54 | data = El.data, |
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55 | getDisplay = function(dom){ |
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56 | var d = data(dom, ORIGINALDISPLAY); |
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57 | if(d === undefined){ |
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58 | data(dom, ORIGINALDISPLAY, d = ''); |
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59 | } |
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60 | return d; |
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61 | }, |
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62 | getVisMode = function(dom){ |
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63 | var m = data(dom, VISMODE); |
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64 | if(m === undefined){ |
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65 | data(dom, VISMODE, m = 1); |
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66 | } |
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67 | return m; |
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68 | }; |
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69 | |
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70 | return { |
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71 | /** |
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72 | * The element's default display mode (defaults to "") |
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73 | * @type String |
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74 | */ |
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75 | originalDisplay : "", |
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76 | visibilityMode : 1, |
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77 | |
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78 | /** |
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79 | * Sets the element's visibility mode. When setVisible() is called it |
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80 | * will use this to determine whether to set the visibility or the display property. |
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81 | * @param {Number} visMode Ext.Element.VISIBILITY or Ext.Element.DISPLAY |
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82 | * @return {Ext.Element} this |
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83 | */ |
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84 | setVisibilityMode : function(visMode){ |
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85 | data(this.dom, VISMODE, visMode); |
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86 | return this; |
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87 | }, |
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88 | |
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89 | /** |
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90 | * Perform custom animation on this element. |
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91 | * <div><ul class="mdetail-params"> |
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92 | * <li><u>Animation Properties</u></li> |
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93 | * |
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94 | * <p>The Animation Control Object enables gradual transitions for any member of an |
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95 | * element's style object that takes a numeric value including but not limited to |
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96 | * these properties:</p><div><ul class="mdetail-params"> |
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97 | * <li><tt>bottom, top, left, right</tt></li> |
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98 | * <li><tt>height, width</tt></li> |
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99 | * <li><tt>margin, padding</tt></li> |
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100 | * <li><tt>borderWidth</tt></li> |
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101 | * <li><tt>opacity</tt></li> |
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102 | * <li><tt>fontSize</tt></li> |
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103 | * <li><tt>lineHeight</tt></li> |
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104 | * </ul></div> |
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105 | * |
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106 | * |
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107 | * <li><u>Animation Property Attributes</u></li> |
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108 | * |
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109 | * <p>Each Animation Property is a config object with optional properties:</p> |
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110 | * <div><ul class="mdetail-params"> |
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111 | * <li><tt>by</tt>* : relative change - start at current value, change by this value</li> |
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112 | * <li><tt>from</tt> : ignore current value, start from this value</li> |
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113 | * <li><tt>to</tt>* : start at current value, go to this value</li> |
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114 | * <li><tt>unit</tt> : any allowable unit specification</li> |
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115 | * <p>* do not specify both <tt>to</tt> and <tt>by</tt> for an animation property</p> |
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116 | * </ul></div> |
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117 | * |
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118 | * <li><u>Animation Types</u></li> |
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119 | * |
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120 | * <p>The supported animation types:</p><div><ul class="mdetail-params"> |
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121 | * <li><tt>'run'</tt> : Default |
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122 | * <pre><code> |
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123 | var el = Ext.get('complexEl'); |
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124 | el.animate( |
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125 | // animation control object |
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126 | { |
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127 | borderWidth: {to: 3, from: 0}, |
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128 | opacity: {to: .3, from: 1}, |
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129 | height: {to: 50, from: el.getHeight()}, |
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130 | width: {to: 300, from: el.getWidth()}, |
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131 | top : {by: - 100, unit: 'px'}, |
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132 | }, |
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133 | 0.35, // animation duration |
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134 | null, // callback |
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135 | 'easeOut', // easing method |
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136 | 'run' // animation type ('run','color','motion','scroll') |
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137 | ); |
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138 | * </code></pre> |
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139 | * </li> |
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140 | * <li><tt>'color'</tt> |
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141 | * <p>Animates transition of background, text, or border colors.</p> |
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142 | * <pre><code> |
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143 | el.animate( |
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144 | // animation control object |
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145 | { |
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146 | color: { to: '#06e' }, |
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147 | backgroundColor: { to: '#e06' } |
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148 | }, |
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149 | 0.35, // animation duration |
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150 | null, // callback |
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151 | 'easeOut', // easing method |
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152 | 'color' // animation type ('run','color','motion','scroll') |
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153 | ); |
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154 | * </code></pre> |
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155 | * </li> |
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156 | * |
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157 | * <li><tt>'motion'</tt> |
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158 | * <p>Animates the motion of an element to/from specific points using optional bezier |
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159 | * way points during transit.</p> |
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160 | * <pre><code> |
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161 | el.animate( |
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162 | // animation control object |
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163 | { |
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164 | borderWidth: {to: 3, from: 0}, |
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165 | opacity: {to: .3, from: 1}, |
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166 | height: {to: 50, from: el.getHeight()}, |
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167 | width: {to: 300, from: el.getWidth()}, |
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168 | top : {by: - 100, unit: 'px'}, |
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169 | points: { |
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170 | to: [50, 100], // go to this point |
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171 | control: [ // optional bezier way points |
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172 | [ 600, 800], |
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173 | [-100, 200] |
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174 | ] |
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175 | } |
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176 | }, |
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177 | 3000, // animation duration (milliseconds!) |
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178 | null, // callback |
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179 | 'easeOut', // easing method |
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180 | 'motion' // animation type ('run','color','motion','scroll') |
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181 | ); |
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182 | * </code></pre> |
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183 | * </li> |
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184 | * <li><tt>'scroll'</tt> |
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185 | * <p>Animate horizontal or vertical scrolling of an overflowing page element.</p> |
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186 | * <pre><code> |
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187 | el.animate( |
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188 | // animation control object |
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189 | { |
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190 | scroll: {to: [400, 300]} |
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191 | }, |
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192 | 0.35, // animation duration |
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193 | null, // callback |
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194 | 'easeOut', // easing method |
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195 | 'scroll' // animation type ('run','color','motion','scroll') |
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196 | ); |
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197 | * </code></pre> |
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198 | * </li> |
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199 | * </ul></div> |
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200 | * |
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201 | * </ul></div> |
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202 | * |
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203 | * @param {Object} args The animation control args |
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204 | * @param {Float} duration (optional) How long the animation lasts in seconds (defaults to <tt>.35</tt>) |
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205 | * @param {Function} onComplete (optional) Function to call when animation completes |
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206 | * @param {String} easing (optional) {@link Ext.Fx#easing} method to use (defaults to <tt>'easeOut'</tt>) |
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207 | * @param {String} animType (optional) <tt>'run'</tt> is the default. Can also be <tt>'color'</tt>, |
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208 | * <tt>'motion'</tt>, or <tt>'scroll'</tt> |
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209 | * @return {Ext.Element} this |
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210 | */ |
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211 | animate : function(args, duration, onComplete, easing, animType){ |
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212 | this.anim(args, {duration: duration, callback: onComplete, easing: easing}, animType); |
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213 | return this; |
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214 | }, |
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215 | |
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216 | /* |
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217 | * @private Internal animation call |
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218 | */ |
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219 | anim : function(args, opt, animType, defaultDur, defaultEase, cb){ |
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220 | animType = animType || 'run'; |
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221 | opt = opt || {}; |
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222 | var me = this, |
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223 | anim = Ext.lib.Anim[animType]( |
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224 | me.dom, |
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225 | args, |
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226 | (opt.duration || defaultDur) || .35, |
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227 | (opt.easing || defaultEase) || 'easeOut', |
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228 | function(){ |
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229 | if(cb) cb.call(me); |
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230 | if(opt.callback) opt.callback.call(opt.scope || me, me, opt); |
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231 | }, |
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232 | me |
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233 | ); |
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234 | opt.anim = anim; |
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235 | return anim; |
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236 | }, |
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237 | |
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238 | // private legacy anim prep |
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239 | preanim : function(a, i){ |
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240 | return !a[i] ? false : (typeof a[i] == 'object' ? a[i]: {duration: a[i+1], callback: a[i+2], easing: a[i+3]}); |
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241 | }, |
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242 | |
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243 | /** |
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244 | * Checks whether the element is currently visible using both visibility and display properties. |
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245 | * @return {Boolean} True if the element is currently visible, else false |
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246 | */ |
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247 | isVisible : function() { |
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248 | var me = this, |
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249 | dom = me.dom, |
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250 | visible = data(dom, ISVISIBLE); |
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251 | |
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252 | if(typeof visible == 'boolean'){ //return the cached value if registered |
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253 | return visible; |
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254 | } |
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255 | //Determine the current state based on display states |
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256 | visible = !me.isStyle(VISIBILITY, HIDDEN) && |
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257 | !me.isStyle(DISPLAY, NONE) && |
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258 | !((getVisMode(dom) == El.ASCLASS) && me.hasClass(me.visibilityCls || El.visibilityCls)); |
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259 | |
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260 | data(dom, ISVISIBLE, visible); |
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261 | return visible; |
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262 | }, |
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263 | |
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264 | /** |
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265 | * Sets the visibility of the element (see details). If the visibilityMode is set to Element.DISPLAY, it will use |
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266 | * the display property to hide the element, otherwise it uses visibility. The default is to hide and show using the visibility property. |
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267 | * @param {Boolean} visible Whether the element is visible |
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268 | * @param {Boolean/Object} animate (optional) True for the default animation, or a standard Element animation config object |
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269 | * @return {Ext.Element} this |
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270 | */ |
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271 | setVisible : function(visible, animate){ |
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272 | var me = this, isDisplay, isVisibility, isOffsets, isNosize, |
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273 | dom = me.dom, |
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274 | visMode = getVisMode(dom); |
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275 | |
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276 | |
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277 | // hideMode string override |
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278 | if (typeof animate == 'string'){ |
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279 | switch (animate) { |
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280 | case DISPLAY: |
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281 | visMode = El.DISPLAY; |
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282 | break; |
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283 | case VISIBILITY: |
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284 | visMode = El.VISIBILITY; |
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285 | break; |
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286 | case OFFSETS: |
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287 | visMode = El.OFFSETS; |
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288 | break; |
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289 | case NOSIZE: |
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290 | case ASCLASS: |
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291 | visMode = El.ASCLASS; |
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292 | break; |
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293 | } |
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294 | me.setVisibilityMode(visMode); |
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295 | animate = false; |
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296 | } |
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297 | |
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298 | if (!animate || !me.anim) { |
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299 | if(visMode == El.ASCLASS ){ |
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300 | |
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301 | me[visible?'removeClass':'addClass'](me.visibilityCls || El.visibilityCls); |
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302 | |
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303 | } else if (visMode == El.DISPLAY){ |
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304 | |
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305 | return me.setDisplayed(visible); |
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306 | |
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307 | } else if (visMode == El.OFFSETS){ |
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308 | |
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309 | if (!visible){ |
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310 | me.hideModeStyles = { |
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311 | position: me.getStyle('position'), |
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312 | top: me.getStyle('top'), |
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313 | left: me.getStyle('left') |
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314 | }; |
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315 | me.applyStyles({position: 'absolute', top: '-10000px', left: '-10000px'}); |
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316 | } else { |
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317 | me.applyStyles(me.hideModeStyles || {position: '', top: '', left: ''}); |
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318 | delete me.hideModeStyles; |
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319 | } |
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320 | |
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321 | }else{ |
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322 | me.fixDisplay(); |
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323 | dom.style.visibility = visible ? "visible" : HIDDEN; |
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324 | } |
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325 | }else{ |
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326 | // closure for composites |
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327 | if(visible){ |
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328 | me.setOpacity(.01); |
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329 | me.setVisible(true); |
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330 | } |
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331 | me.anim({opacity: { to: (visible?1:0) }}, |
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332 | me.preanim(arguments, 1), |
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333 | null, |
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334 | .35, |
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335 | 'easeIn', |
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336 | function(){ |
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337 | visible || me.setVisible(false).setOpacity(1); |
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338 | }); |
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339 | } |
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340 | data(dom, ISVISIBLE, visible); //set logical visibility state |
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341 | return me; |
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342 | }, |
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343 | |
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344 | |
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345 | /** |
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346 | * @private |
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347 | * Determine if the Element has a relevant height and width available based |
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348 | * upon current logical visibility state |
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349 | */ |
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350 | hasMetrics : function(){ |
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351 | var dom = this.dom; |
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352 | return this.isVisible() || (getVisMode(dom) == El.VISIBILITY); |
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353 | }, |
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354 | |
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355 | /** |
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356 | * Toggles the element's visibility or display, depending on visibility mode. |
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357 | * @param {Boolean/Object} animate (optional) True for the default animation, or a standard Element animation config object |
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358 | * @return {Ext.Element} this |
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359 | */ |
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360 | toggle : function(animate){ |
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361 | var me = this; |
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362 | me.setVisible(!me.isVisible(), me.preanim(arguments, 0)); |
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363 | return me; |
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364 | }, |
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365 | |
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366 | /** |
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367 | * Sets the CSS display property. Uses originalDisplay if the specified value is a boolean true. |
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368 | * @param {Mixed} value Boolean value to display the element using its default display, or a string to set the display directly. |
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369 | * @return {Ext.Element} this |
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370 | */ |
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371 | setDisplayed : function(value) { |
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372 | if(typeof value == "boolean"){ |
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373 | value = value ? getDisplay(this.dom) : NONE; |
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374 | } |
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375 | this.setStyle(DISPLAY, value); |
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376 | return this; |
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377 | }, |
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378 | |
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379 | // private |
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380 | fixDisplay : function(){ |
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381 | var me = this; |
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382 | if(me.isStyle(DISPLAY, NONE)){ |
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383 | me.setStyle(VISIBILITY, HIDDEN); |
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384 | me.setStyle(DISPLAY, getDisplay(this.dom)); // first try reverting to default |
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385 | if(me.isStyle(DISPLAY, NONE)){ // if that fails, default to block |
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386 | me.setStyle(DISPLAY, "block"); |
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387 | } |
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388 | } |
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389 | }, |
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390 | |
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391 | /** |
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392 | * Hide this element - Uses display mode to determine whether to use "display" or "visibility". See {@link #setVisible}. |
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393 | * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object |
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394 | * @return {Ext.Element} this |
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395 | */ |
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396 | hide : function(animate){ |
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397 | // hideMode override |
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398 | if (typeof animate == 'string'){ |
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399 | this.setVisible(false, animate); |
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400 | return this; |
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401 | } |
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402 | this.setVisible(false, this.preanim(arguments, 0)); |
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403 | return this; |
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404 | }, |
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405 | |
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406 | /** |
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407 | * Show this element - Uses display mode to determine whether to use "display" or "visibility". See {@link #setVisible}. |
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408 | * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object |
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409 | * @return {Ext.Element} this |
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410 | */ |
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411 | show : function(animate){ |
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412 | // hideMode override |
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413 | if (typeof animate == 'string'){ |
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414 | this.setVisible(true, animate); |
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415 | return this; |
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416 | } |
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417 | this.setVisible(true, this.preanim(arguments, 0)); |
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418 | return this; |
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419 | } |
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420 | }; |
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421 | }()); |
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