root / trunk / web / dojo / dijit / layout / SplitContainer.js
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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["dijit.layout.SplitContainer"]){ |
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9 | dojo._hasResource["dijit.layout.SplitContainer"]=true; |
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10 | dojo.provide("dijit.layout.SplitContainer");
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11 | dojo.require("dojo.cookie");
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12 | dojo.require("dijit.layout._LayoutWidget");
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13 | dojo.declare("dijit.layout.SplitContainer",dijit.layout._LayoutWidget,{constructor:function(){ |
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14 | dojo.deprecated("dijit.layout.SplitContainer is deprecated","use BorderContainer with splitter instead",2); |
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15 | },activeSizing:false,sizerWidth:7,orientation:"horizontal",persist:true,baseClass:"dijitSplitContainer",postMixInProperties:function(){ |
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16 | this.inherited("postMixInProperties",arguments); |
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17 | this.isHorizontal=(this.orientation=="horizontal"); |
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18 | },postCreate:function(){ |
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19 | this.inherited(arguments); |
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20 | this.sizers=[];
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21 | if(dojo.isMozilla){
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22 | this.domNode.style.overflow="-moz-scrollbars-none"; |
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23 | } |
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24 | if(typeof this.sizerWidth=="object"){ |
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25 | try{
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26 | this.sizerWidth=parseInt(this.sizerWidth.toString()); |
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27 | } |
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28 | catch(e){
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29 | this.sizerWidth=7; |
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30 | } |
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31 | } |
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32 | var _1=dojo.doc.createElement("div"); |
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33 | this.virtualSizer=_1;
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34 | _1.style.position="relative";
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35 | _1.style.zIndex=10;
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36 | _1.className=this.isHorizontal?"dijitSplitContainerVirtualSizerH":"dijitSplitContainerVirtualSizerV"; |
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37 | this.domNode.appendChild(_1);
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38 | dojo.setSelectable(_1,false);
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39 | },destroy:function(){ |
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40 | delete this.virtualSizer; |
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41 | dojo.forEach(this._ownconnects,dojo.disconnect);
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42 | this.inherited(arguments); |
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43 | },startup:function(){ |
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44 | if(this._started){ |
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45 | return;
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46 | } |
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47 | dojo.forEach(this.getChildren(),function(_2,i,_3){ |
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48 | this._setupChild(_2);
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49 | if(i<_3.length-1){ |
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50 | this._addSizer();
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51 | } |
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52 | },this);
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53 | if(this.persist){ |
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54 | this._restoreState();
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55 | } |
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56 | this.inherited(arguments); |
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57 | },_setupChild:function(_4){ |
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58 | this.inherited(arguments); |
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59 | _4.domNode.style.position="absolute";
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60 | dojo.addClass(_4.domNode,"dijitSplitPane");
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61 | },_onSizerMouseDown:function(e){ |
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62 | if(e.target.id){
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63 | for(var i=0;i<this.sizers.length;i++){ |
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64 | if(this.sizers[i].id==e.target.id){ |
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65 | break;
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66 | } |
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67 | } |
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68 | if(i<this.sizers.length){ |
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69 | this.beginSizing(e,i);
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70 | } |
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71 | } |
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72 | },_addSizer:function(_5){ |
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73 | _5=_5===undefined?this.sizers.length:_5; |
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74 | var _6=dojo.doc.createElement("div"); |
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75 | _6.id=dijit.getUniqueId("dijit_layout_SplitterContainer_Splitter");
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76 | this.sizers.splice(_5,0,_6); |
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77 | this.domNode.appendChild(_6);
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78 | _6.className=this.isHorizontal?"dijitSplitContainerSizerH":"dijitSplitContainerSizerV"; |
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79 | var _7=dojo.doc.createElement("div"); |
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80 | _7.className="thumb";
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81 | _6.appendChild(_7); |
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82 | this.connect(_6,"onmousedown","_onSizerMouseDown"); |
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83 | dojo.setSelectable(_6,false);
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84 | },removeChild:function(_8){ |
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85 | if(this.sizers.length){ |
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86 | var i=dojo.indexOf(this.getChildren(),_8); |
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87 | if(i!=-1){ |
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88 | if(i==this.sizers.length){ |
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89 | i--; |
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90 | } |
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91 | dojo.destroy(this.sizers[i]);
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92 | this.sizers.splice(i,1); |
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93 | } |
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94 | } |
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95 | this.inherited(arguments); |
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96 | if(this._started){ |
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97 | this.layout();
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98 | } |
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99 | },addChild:function(_9,_a){ |
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100 | this.inherited(arguments); |
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101 | if(this._started){ |
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102 | var _b=this.getChildren(); |
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103 | if(_b.length>1){ |
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104 | this._addSizer(_a);
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105 | } |
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106 | this.layout();
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107 | } |
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108 | },layout:function(){ |
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109 | this.paneWidth=this._contentBox.w; |
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110 | this.paneHeight=this._contentBox.h; |
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111 | var _c=this.getChildren(); |
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112 | if(!_c.length){
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113 | return;
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114 | } |
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115 | var _d=this.isHorizontal?this.paneWidth:this.paneHeight; |
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116 | if(_c.length>1){ |
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117 | _d-=this.sizerWidth*(_c.length-1); |
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118 | } |
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119 | var _e=0; |
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120 | dojo.forEach(_c,function(_f){
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121 | _e+=_f.sizeShare; |
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122 | }); |
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123 | var _10=_d/_e;
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124 | var _11=0; |
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125 | dojo.forEach(_c.slice(0,_c.length-1),function(_12){ |
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126 | var _13=Math.round(_10*_12.sizeShare);
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127 | _12.sizeActual=_13; |
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128 | _11+=_13; |
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129 | }); |
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130 | _c[_c.length-1].sizeActual=_d-_11;
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131 | this._checkSizes();
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132 | var pos=0; |
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133 | var _14=_c[0].sizeActual; |
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134 | this._movePanel(_c[0],pos,_14); |
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135 | _c[0].position=pos;
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136 | pos+=_14; |
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137 | if(!this.sizers){ |
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138 | return;
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139 | } |
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140 | dojo.some(_c.slice(1),function(_15,i){ |
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141 | if(!this.sizers[i]){ |
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142 | return true; |
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143 | } |
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144 | this._moveSlider(this.sizers[i],pos,this.sizerWidth); |
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145 | this.sizers[i].position=pos;
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146 | pos+=this.sizerWidth;
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147 | _14=_15.sizeActual; |
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148 | this._movePanel(_15,pos,_14);
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149 | _15.position=pos; |
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150 | pos+=_14; |
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151 | },this);
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152 | },_movePanel:function(_16,pos,_17){ |
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153 | if(this.isHorizontal){ |
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154 | _16.domNode.style.left=pos+"px";
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155 | _16.domNode.style.top=0;
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156 | var box={w:_17,h:this.paneHeight}; |
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157 | if(_16.resize){
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158 | _16.resize(box); |
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159 | }else{
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160 | dojo.marginBox(_16.domNode,box); |
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161 | } |
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162 | }else{
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163 | _16.domNode.style.left=0;
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164 | _16.domNode.style.top=pos+"px";
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165 | var box={w:this.paneWidth,h:_17}; |
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166 | if(_16.resize){
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167 | _16.resize(box); |
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168 | }else{
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169 | dojo.marginBox(_16.domNode,box); |
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170 | } |
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171 | } |
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172 | },_moveSlider:function(_18,pos,_19){ |
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173 | if(this.isHorizontal){ |
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174 | _18.style.left=pos+"px";
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175 | _18.style.top=0;
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176 | dojo.marginBox(_18,{w:_19,h:this.paneHeight}); |
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177 | }else{
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178 | _18.style.left=0;
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179 | _18.style.top=pos+"px";
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180 | dojo.marginBox(_18,{w:this.paneWidth,h:_19}); |
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181 | } |
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182 | },_growPane:function(_1a,_1b){ |
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183 | if(_1a>0){ |
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184 | if(_1b.sizeActual>_1b.sizeMin){
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185 | if((_1b.sizeActual-_1b.sizeMin)>_1a){
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186 | _1b.sizeActual=_1b.sizeActual-_1a; |
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187 | _1a=0;
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188 | }else{
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189 | _1a-=_1b.sizeActual-_1b.sizeMin; |
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190 | _1b.sizeActual=_1b.sizeMin; |
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191 | } |
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192 | } |
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193 | } |
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194 | return _1a;
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195 | },_checkSizes:function(){ |
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196 | var _1c=0; |
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197 | var _1d=0; |
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198 | var _1e=this.getChildren(); |
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199 | dojo.forEach(_1e,function(_1f){
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200 | _1d+=_1f.sizeActual; |
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201 | _1c+=_1f.sizeMin; |
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202 | }); |
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203 | if(_1c<=_1d){
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204 | var _20=0; |
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205 | dojo.forEach(_1e,function(_21){
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206 | if(_21.sizeActual<_21.sizeMin){
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207 | _20+=_21.sizeMin-_21.sizeActual; |
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208 | _21.sizeActual=_21.sizeMin; |
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209 | } |
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210 | }); |
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211 | if(_20>0){ |
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212 | var _22=this.isDraggingLeft?_1e.reverse():_1e; |
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213 | dojo.forEach(_22,function(_23){
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214 | _20=this._growPane(_20,_23);
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215 | },this);
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216 | } |
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217 | }else{
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218 | dojo.forEach(_1e,function(_24){
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219 | _24.sizeActual=Math.round(_1d*(_24.sizeMin/_1c)); |
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220 | }); |
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221 | } |
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222 | },beginSizing:function(e,i){ |
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223 | var _25=this.getChildren(); |
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224 | this.paneBefore=_25[i];
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225 | this.paneAfter=_25[i+1]; |
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226 | this.isSizing=true; |
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227 | this.sizingSplitter=this.sizers[i]; |
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228 | if(!this.cover){ |
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229 | this.cover=dojo.create("div",{style:{position:"absolute",zIndex:5,top:0,left:0,width:"100%",height:"100%"}},this.domNode); |
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230 | }else{
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231 | this.cover.style.zIndex=5; |
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232 | } |
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233 | this.sizingSplitter.style.zIndex=6; |
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234 | this.originPos=dojo.position(_25[0].domNode,true); |
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235 | if(this.isHorizontal){ |
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236 | var _26=e.layerX||e.offsetX||0; |
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237 | var _27=e.pageX;
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238 | this.originPos=this.originPos.x; |
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239 | }else{
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240 | var _26=e.layerY||e.offsetY||0; |
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241 | var _27=e.pageY;
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242 | this.originPos=this.originPos.y; |
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243 | } |
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244 | this.startPoint=this.lastPoint=_27; |
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245 | this.screenToClientOffset=_27-_26;
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246 | this.dragOffset=this.lastPoint-this.paneBefore.sizeActual-this.originPos-this.paneBefore.position; |
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247 | if(!this.activeSizing){ |
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248 | this._showSizingLine();
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249 | } |
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250 | this._ownconnects=[];
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251 | this._ownconnects.push(dojo.connect(dojo.doc.documentElement,"onmousemove",this,"changeSizing")); |
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252 | this._ownconnects.push(dojo.connect(dojo.doc.documentElement,"onmouseup",this,"endSizing")); |
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253 | dojo.stopEvent(e); |
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254 | },changeSizing:function(e){ |
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255 | if(!this.isSizing){ |
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256 | return;
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257 | } |
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258 | this.lastPoint=this.isHorizontal?e.pageX:e.pageY; |
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259 | this.movePoint();
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260 | if(this.activeSizing){ |
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261 | this._updateSize();
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262 | }else{
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263 | this._moveSizingLine();
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264 | } |
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265 | dojo.stopEvent(e); |
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266 | },endSizing:function(e){ |
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267 | if(!this.isSizing){ |
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268 | return;
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269 | } |
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270 | if(this.cover){ |
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271 | this.cover.style.zIndex=-1; |
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272 | } |
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273 | if(!this.activeSizing){ |
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274 | this._hideSizingLine();
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275 | } |
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276 | this._updateSize();
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277 | this.isSizing=false; |
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278 | if(this.persist){ |
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279 | this._saveState(this); |
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280 | } |
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281 | dojo.forEach(this._ownconnects,dojo.disconnect);
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282 | },movePoint:function(){ |
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283 | var p=this.lastPoint-this.screenToClientOffset; |
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284 | var a=p-this.dragOffset; |
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285 | a=this.legaliseSplitPoint(a);
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286 | p=a+this.dragOffset;
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287 | this.lastPoint=p+this.screenToClientOffset; |
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288 | },legaliseSplitPoint:function(a){ |
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289 | a+=this.sizingSplitter.position;
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290 | this.isDraggingLeft=!!(a>0); |
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291 | if(!this.activeSizing){ |
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292 | var min=this.paneBefore.position+this.paneBefore.sizeMin; |
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293 | if(a<min){
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294 | a=min; |
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295 | } |
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296 | var max=this.paneAfter.position+(this.paneAfter.sizeActual-(this.sizerWidth+this.paneAfter.sizeMin)); |
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297 | if(a>max){
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298 | a=max; |
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299 | } |
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300 | } |
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301 | a-=this.sizingSplitter.position;
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302 | this._checkSizes();
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303 | return a;
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304 | },_updateSize:function(){ |
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305 | var pos=this.lastPoint-this.dragOffset-this.originPos; |
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306 | var _28=this.paneBefore.position; |
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307 | var _29=this.paneAfter.position+this.paneAfter.sizeActual; |
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308 | this.paneBefore.sizeActual=pos-_28;
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309 | this.paneAfter.position=pos+this.sizerWidth; |
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310 | this.paneAfter.sizeActual=_29-this.paneAfter.position; |
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311 | dojo.forEach(this.getChildren(),function(_2a){ |
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312 | _2a.sizeShare=_2a.sizeActual; |
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313 | }); |
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314 | if(this._started){ |
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315 | this.layout();
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316 | } |
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317 | },_showSizingLine:function(){ |
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318 | this._moveSizingLine();
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319 | dojo.marginBox(this.virtualSizer,this.isHorizontal?{w:this.sizerWidth,h:this.paneHeight}:{w:this.paneWidth,h:this.sizerWidth}); |
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320 | this.virtualSizer.style.display="block"; |
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321 | },_hideSizingLine:function(){ |
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322 | this.virtualSizer.style.display="none"; |
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323 | },_moveSizingLine:function(){ |
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324 | var pos=(this.lastPoint-this.startPoint)+this.sizingSplitter.position; |
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325 | dojo.style(this.virtualSizer,(this.isHorizontal?"left":"top"),pos+"px"); |
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326 | },_getCookieName:function(i){ |
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327 | return this.id+"_"+i; |
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328 | },_restoreState:function(){ |
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329 | dojo.forEach(this.getChildren(),function(_2b,i){ |
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330 | var _2c=this._getCookieName(i); |
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331 | var _2d=dojo.cookie(_2c);
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332 | if(_2d){
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333 | var pos=parseInt(_2d);
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334 | if(typeof pos=="number"){ |
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335 | _2b.sizeShare=pos; |
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336 | } |
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337 | } |
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338 | },this);
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339 | },_saveState:function(){ |
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340 | if(!this.persist){ |
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341 | return;
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342 | } |
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343 | dojo.forEach(this.getChildren(),function(_2e,i){ |
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344 | dojo.cookie(this._getCookieName(i),_2e.sizeShare,{expires:365}); |
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345 | },this);
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346 | }}); |
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347 | dojo.extend(dijit._Widget,{sizeMin:10,sizeShare:10}); |
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348 | } |