root / trunk / web / dojo / dojox / image / Lightbox.js @ 9
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1 | 9 | andrej.cim | /*
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2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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4 | see: http://dojotoolkit.org/license for details
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5 | */
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6 | |||
7 | |||
8 | if(!dojo._hasResource["dojox.image.Lightbox"]){ |
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9 | dojo._hasResource["dojox.image.Lightbox"]=true; |
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10 | dojo.provide("dojox.image.Lightbox");
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11 | dojo.experimental("dojox.image.Lightbox");
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12 | dojo.require("dojo.window");
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13 | dojo.require("dijit.Dialog");
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14 | dojo.require("dojox.fx._base");
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15 | dojo.declare("dojox.image.Lightbox",dijit._Widget,{group:"",title:"",href:"",duration:500,modal:false,_allowPassthru:false,_attachedDialog:null,startup:function(){ |
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16 | this.inherited(arguments); |
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17 | var _1=dijit.byId("dojoxLightboxDialog"); |
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18 | if(_1){
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19 | this._attachedDialog=_1;
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20 | }else{
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21 | this._attachedDialog=new dojox.image.LightboxDialog({id:"dojoxLightboxDialog"}); |
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22 | this._attachedDialog.startup();
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23 | } |
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24 | if(!this.store){ |
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25 | this._addSelf();
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26 | this.connect(this.domNode,"onclick","_handleClick"); |
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27 | } |
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28 | },_addSelf:function(){ |
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29 | this._attachedDialog.addImage({href:this.href,title:this.title},this.group||null); |
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30 | },_handleClick:function(e){ |
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31 | if(!this._allowPassthru){ |
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32 | e.preventDefault(); |
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33 | }else{
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34 | return;
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35 | } |
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36 | this.show();
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37 | },show:function(){ |
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38 | this._attachedDialog.show(this); |
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39 | },hide:function(){ |
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40 | this._attachedDialog.hide();
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41 | },disable:function(){ |
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42 | this._allowPassthru=true; |
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43 | },enable:function(){ |
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44 | this._allowPassthru=false; |
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45 | },onClick:function(){ |
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46 | },destroy:function(){ |
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47 | this._attachedDialog.removeImage(this); |
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48 | this.inherited(arguments); |
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49 | }}); |
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50 | dojo.declare("dojox.image.LightboxDialog",dijit.Dialog,{title:"",inGroup:null,imgUrl:dijit._Widget.prototype._blankGif,errorMessage:"Image not found.",adjust:true,modal:false,_groups:{XnoGroupX:[]},errorImg:dojo.moduleUrl("dojox.image","resources/images/warning.png"),templateString:dojo.cache("dojox.image","resources/Lightbox.html","<div class=\"dojoxLightbox\" dojoAttachPoint=\"containerNode\">\n\t<div style=\"position:relative\">\n\t\t<div dojoAttachPoint=\"imageContainer\" class=\"dojoxLightboxContainer\" dojoAttachEvent=\"onclick: _onImageClick\">\n\t\t\t<img dojoAttachPoint=\"imgNode\" src=\"${imgUrl}\" class=\"dojoxLightboxImage\" alt=\"${title}\">\n\t\t\t<div class=\"dojoxLightboxFooter\" dojoAttachPoint=\"titleNode\">\n\t\t\t\t<div class=\"dijitInline LightboxClose\" dojoAttachPoint=\"closeButtonNode\"></div>\n\t\t\t\t<div class=\"dijitInline LightboxNext\" dojoAttachPoint=\"nextButtonNode\"></div>\t\n\t\t\t\t<div class=\"dijitInline LightboxPrev\" dojoAttachPoint=\"prevButtonNode\"></div>\n\t\t\t\t<div class=\"dojoxLightboxText\" dojoAttachPoint=\"titleTextNode\"><span dojoAttachPoint=\"textNode\">${title}</span><span dojoAttachPoint=\"groupCount\" class=\"dojoxLightboxGroupText\"></span></div>\n\t\t\t</div>\n\t\t</div>\n\t</div>\n</div>\n"),startup:function(){ |
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51 | this.inherited(arguments); |
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52 | this._animConnects=[];
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53 | this.connect(this.nextButtonNode,"onclick","_nextImage"); |
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54 | this.connect(this.prevButtonNode,"onclick","_prevImage"); |
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55 | this.connect(this.closeButtonNode,"onclick","hide"); |
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56 | this._makeAnims();
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57 | this._vp=dojo.window.getBox();
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58 | return this; |
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59 | },show:function(_2){ |
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60 | var _3=this; |
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61 | this._lastGroup=_2;
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62 | if(!_3.open){
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63 | _3.inherited(arguments);
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64 | _3._modalconnects.push(dojo.connect(dojo.global,"onscroll",this,"_position"),dojo.connect(dojo.global,"onresize",this,"_position"),dojo.connect(dojo.body(),"onkeypress",this,"_handleKey")); |
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65 | if(!_2.modal){
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66 | _3._modalconnects.push(dojo.connect(dijit._underlay.domNode,"onclick",this,"onCancel")); |
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67 | } |
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68 | } |
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69 | if(this._wasStyled){ |
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70 | var _4=dojo.create("img",null,_3.imgNode,"after"); |
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71 | dojo.destroy(_3.imgNode); |
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72 | _3.imgNode=_4; |
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73 | _3._makeAnims(); |
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74 | _3._wasStyled=false;
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75 | } |
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76 | dojo.style(_3.imgNode,"opacity","0"); |
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77 | dojo.style(_3.titleNode,"opacity","0"); |
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78 | var _5=_2.href;
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79 | if((_2.group&&_2!=="XnoGroupX")||_3.inGroup){ |
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80 | if(!_3.inGroup){
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81 | _3.inGroup=_3._groups[(_2.group)]; |
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82 | dojo.forEach(_3.inGroup,function(g,i){
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83 | if(g.href==_2.href){
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84 | _3._index=i; |
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85 | } |
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86 | }); |
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87 | } |
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88 | if(!_3._index){
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89 | _3._index=0;
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90 | var sr=_3.inGroup[_3._index];
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91 | _5=(sr&&sr.href)||_3.errorImg; |
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92 | } |
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93 | _3.groupCount.innerHTML=" ("+(_3._index+1)+" of "+Math.max(1,_3.inGroup.length)+")"; |
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94 | _3.prevButtonNode.style.visibility="visible";
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95 | _3.nextButtonNode.style.visibility="visible";
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96 | }else{
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97 | _3.groupCount.innerHTML="";
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98 | _3.prevButtonNode.style.visibility="hidden";
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99 | _3.nextButtonNode.style.visibility="hidden";
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100 | } |
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101 | if(!_2.leaveTitle){
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102 | _3.textNode.innerHTML=_2.title; |
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103 | } |
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104 | _3._ready(_5); |
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105 | },_ready:function(_6){ |
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106 | var _7=this; |
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107 | _7._imgError=dojo.connect(_7.imgNode,"error",_7,function(){ |
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108 | dojo.disconnect(_7._imgError); |
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109 | _7.imgNode.src=_7.errorImg; |
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110 | _7.textNode.innerHTML=_7.errorMessage; |
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111 | }); |
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112 | _7._imgConnect=dojo.connect(_7.imgNode,"load",_7,function(e){ |
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113 | _7.resizeTo({w:_7.imgNode.width,h:_7.imgNode.height,duration:_7.duration}); |
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114 | dojo.disconnect(_7._imgConnect); |
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115 | if(_7._imgError){
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116 | dojo.disconnect(_7._imgError); |
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117 | } |
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118 | }); |
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119 | _7.imgNode.src=_6; |
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120 | },_nextImage:function(){ |
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121 | if(!this.inGroup){ |
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122 | return;
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123 | } |
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124 | if(this._index+1<this.inGroup.length){ |
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125 | this._index++;
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126 | }else{
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127 | this._index=0; |
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128 | } |
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129 | this._loadImage();
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130 | },_prevImage:function(){ |
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131 | if(this.inGroup){ |
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132 | if(this._index==0){ |
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133 | this._index=this.inGroup.length-1; |
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134 | }else{
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135 | this._index--;
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136 | } |
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137 | this._loadImage();
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138 | } |
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139 | },_loadImage:function(){ |
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140 | this._loadingAnim.play(1); |
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141 | },_prepNodes:function(){ |
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142 | this._imageReady=false; |
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143 | if(this.inGroup&&this.inGroup[this._index]){ |
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144 | this.show({href:this.inGroup[this._index].href,title:this.inGroup[this._index].title}); |
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145 | }else{
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146 | this.show({title:this.errorMessage,href:this.errorImg}); |
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147 | } |
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148 | },resizeTo:function(_8,_9){ |
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149 | var _a=dojo.boxModel=="border-box"?dojo._getBorderExtents(this.domNode).w:0,_b=_9||{h:30}; |
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150 | this._lastTitleSize=_b;
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151 | if(this.adjust&&(_8.h+_b.h+_a+80>this._vp.h||_8.w+_a+60>this._vp.w)){ |
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152 | this._lastSize=_8;
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153 | _8=this._scaleToFit(_8);
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154 | } |
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155 | this._currentSize=_8;
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156 | var _c=dojox.fx.sizeTo({node:this.containerNode,duration:_8.duration||this.duration,width:_8.w+_a,height:_8.h+_b.h+_a}); |
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157 | this.connect(_c,"onEnd","_showImage"); |
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158 | _c.play(15);
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159 | },_scaleToFit:function(_d){ |
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160 | var ns={};
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161 | if(this._vp.h>this._vp.w){ |
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162 | ns.w=this._vp.w-80; |
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163 | ns.h=ns.w*(_d.h/_d.w); |
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164 | }else{
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165 | ns.h=this._vp.h-60-this._lastTitleSize.h; |
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166 | ns.w=ns.h*(_d.w/_d.h); |
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167 | } |
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168 | this._wasStyled=true; |
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169 | this._setImageSize(ns);
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170 | ns.duration=_d.duration; |
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171 | return ns;
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172 | },_setImageSize:function(_e){ |
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173 | var s=this.imgNode; |
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174 | s.height=_e.h; |
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175 | s.width=_e.w; |
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176 | },_size:function(){ |
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177 | },_position:function(e){ |
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178 | this._vp=dojo.window.getBox();
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179 | this.inherited(arguments); |
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180 | if(e&&e.type=="resize"){ |
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181 | if(this._wasStyled){ |
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182 | this._setImageSize(this._lastSize); |
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183 | this.resizeTo(this._lastSize); |
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184 | }else{
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185 | if(this.imgNode.height+80>this._vp.h||this.imgNode.width+60>this._vp.h){ |
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186 | this.resizeTo({w:this.imgNode.width,h:this.imgNode.height}); |
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187 | } |
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188 | } |
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189 | } |
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190 | },_showImage:function(){ |
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191 | this._showImageAnim.play(1); |
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192 | },_showNav:function(){ |
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193 | var _f=dojo.marginBox(this.titleNode); |
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194 | if(_f.h>this._lastTitleSize.h){ |
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195 | this.resizeTo(this._wasStyled?this._lastSize:this._currentSize,_f); |
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196 | }else{
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197 | this._showNavAnim.play(1); |
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198 | } |
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199 | },hide:function(){ |
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200 | dojo.fadeOut({node:this.titleNode,duration:200,onEnd:dojo.hitch(this,function(){ |
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201 | this.imgNode.src=this._blankGif; |
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202 | })}).play(5);
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203 | this.inherited(arguments); |
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204 | this.inGroup=null; |
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205 | this._index=null; |
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206 | },addImage:function(_10,_11){ |
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207 | var g=_11;
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208 | if(!_10.href){
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209 | return;
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210 | } |
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211 | if(g){
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212 | if(!this._groups[g]){ |
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213 | this._groups[g]=[];
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214 | } |
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215 | this._groups[g].push(_10);
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216 | }else{
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217 | this._groups["XnoGroupX"].push(_10); |
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218 | } |
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219 | },removeImage:function(_12){ |
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220 | var g=_12.group||"XnoGroupX"; |
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221 | dojo.every(this._groups[g],function(_13,i,ar){ |
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222 | if(_13.href==_12.href){
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223 | ar.splice(i,1);
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224 | return false; |
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225 | } |
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226 | return true; |
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227 | }); |
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228 | },removeGroup:function(_14){ |
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229 | if(this._groups[_14]){ |
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230 | this._groups[_14]=[];
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231 | } |
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232 | },_handleKey:function(e){ |
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233 | if(!this.open){ |
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234 | return;
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235 | } |
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236 | var dk=dojo.keys;
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237 | switch(e.charOrCode){
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238 | case dk.ESCAPE:
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239 | this.hide();
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240 | break;
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241 | case dk.DOWN_ARROW:
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242 | case dk.RIGHT_ARROW:
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243 | case 78: |
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244 | this._nextImage();
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245 | break;
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246 | case dk.UP_ARROW:
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247 | case dk.LEFT_ARROW:
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248 | case 80: |
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249 | this._prevImage();
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250 | break;
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251 | } |
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252 | },_makeAnims:function(){ |
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253 | dojo.forEach(this._animConnects,dojo.disconnect);
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254 | this._animConnects=[];
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255 | this._showImageAnim=dojo.fadeIn({node:this.imgNode,duration:this.duration}); |
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256 | this._animConnects.push(dojo.connect(this._showImageAnim,"onEnd",this,"_showNav")); |
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257 | this._loadingAnim=dojo.fx.combine([dojo.fadeOut({node:this.imgNode,duration:175}),dojo.fadeOut({node:this.titleNode,duration:175})]); |
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258 | this._animConnects.push(dojo.connect(this._loadingAnim,"onEnd",this,"_prepNodes")); |
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259 | this._showNavAnim=dojo.fadeIn({node:this.titleNode,duration:225}); |
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260 | },onClick:function(_15){ |
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261 | },_onImageClick:function(e){ |
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262 | if(e&&e.target==this.imgNode){ |
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263 | this.onClick(this._lastGroup); |
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264 | if(this._lastGroup.declaredClass){ |
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265 | this._lastGroup.onClick(this._lastGroup); |
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266 | } |
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267 | } |
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268 | }}); |
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269 | } |