root / trunk / web / dojo / dojox / mdnd / dropMode / OverDropMode.js @ 10
History | View | Annotate | Download (2.89 KB)
| 1 | 9 | andrej.cim | /*
|
|---|---|---|---|
| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
|
||
| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
|
||
| 4 | see: http://dojotoolkit.org/license for details
|
||
| 5 | */
|
||
| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.mdnd.dropMode.OverDropMode"]){ |
||
| 9 | dojo._hasResource["dojox.mdnd.dropMode.OverDropMode"]=true; |
||
| 10 | dojo.provide("dojox.mdnd.dropMode.OverDropMode");
|
||
| 11 | dojo.require("dojox.mdnd.AreaManager");
|
||
| 12 | dojo.declare("dojox.mdnd.dropMode.OverDropMode",null,{_oldXPoint:null,_oldYPoint:null,_oldBehaviour:"up",constructor:function(){ |
||
| 13 | this._dragHandler=[dojo.connect(dojox.mdnd.areaManager(),"onDragEnter",function(_1,_2){ |
||
| 14 | var m=dojox.mdnd.areaManager();
|
||
| 15 | if(m._oldIndexArea==-1){ |
||
| 16 | m._oldIndexArea=m._lastValidIndexArea; |
||
| 17 | } |
||
| 18 | })]; |
||
| 19 | },addArea:function(_3,_4){ |
||
| 20 | var _5=_3.length,_6=dojo.position(_4.node,true); |
||
| 21 | _4.coords={"x":_6.x,"y":_6.y};
|
||
| 22 | if(_5==0){ |
||
| 23 | _3.push(_4); |
||
| 24 | }else{
|
||
| 25 | var x=_4.coords.x;
|
||
| 26 | for(var i=0;i<_5;i++){ |
||
| 27 | if(x<_3[i].coords.x){
|
||
| 28 | for(var j=_5-1;j>=i;j--){ |
||
| 29 | _3[j+1]=_3[j];
|
||
| 30 | } |
||
| 31 | _3[i]=_4; |
||
| 32 | break;
|
||
| 33 | } |
||
| 34 | } |
||
| 35 | if(i==_5){
|
||
| 36 | _3.push(_4); |
||
| 37 | } |
||
| 38 | } |
||
| 39 | return _3;
|
||
| 40 | },updateAreas:function(_7){ |
||
| 41 | var _8=_7.length;
|
||
| 42 | for(var i=0;i<_8;i++){ |
||
| 43 | this._updateArea(_7[i]);
|
||
| 44 | } |
||
| 45 | },_updateArea:function(_9){ |
||
| 46 | var _a=dojo.position(_9.node,true); |
||
| 47 | _9.coords.x=_a.x; |
||
| 48 | _9.coords.x2=_a.x+_a.w; |
||
| 49 | _9.coords.y=_a.y; |
||
| 50 | },initItems:function(_b){ |
||
| 51 | dojo.forEach(_b.items,function(_c){
|
||
| 52 | var _d=_c.item.node;
|
||
| 53 | var _e=dojo.position(_d,true); |
||
| 54 | var y=_e.y+_e.h/2; |
||
| 55 | _c.y=y; |
||
| 56 | }); |
||
| 57 | _b.initItems=true;
|
||
| 58 | },refreshItems:function(_f,_10,_11,_12){ |
||
| 59 | if(_10==-1){ |
||
| 60 | return;
|
||
| 61 | }else{
|
||
| 62 | if(_f&&_11&&_11.h){
|
||
| 63 | var _13=_11.h;
|
||
| 64 | if(_f.margin){
|
||
| 65 | _13+=_f.margin.t; |
||
| 66 | } |
||
| 67 | var _14=_f.items.length;
|
||
| 68 | for(var i=_10;i<_14;i++){ |
||
| 69 | var _15=_f.items[i];
|
||
| 70 | if(_12){
|
||
| 71 | _15.y+=_13; |
||
| 72 | }else{
|
||
| 73 | _15.y-=_13; |
||
| 74 | } |
||
| 75 | } |
||
| 76 | } |
||
| 77 | } |
||
| 78 | },getDragPoint:function(_16,_17,_18){ |
||
| 79 | return {"x":_18.x,"y":_18.y}; |
||
| 80 | },getTargetArea:function(_19,_1a,_1b){ |
||
| 81 | var _1c=0; |
||
| 82 | var x=_1a.x;
|
||
| 83 | var y=_1a.y;
|
||
| 84 | var end=_19.length;
|
||
| 85 | var _1d=0,_1e="right",_1f=false; |
||
| 86 | if(_1b==-1||arguments.length<3){ |
||
| 87 | _1f=true;
|
||
| 88 | }else{
|
||
| 89 | if(this._checkInterval(_19,_1b,x,y)){ |
||
| 90 | _1c=_1b; |
||
| 91 | }else{
|
||
| 92 | if(this._oldXPoint<x){ |
||
| 93 | _1d=_1b+1;
|
||
| 94 | }else{
|
||
| 95 | _1d=_1b-1;
|
||
| 96 | end=0;
|
||
| 97 | _1e="left";
|
||
| 98 | } |
||
| 99 | _1f=true;
|
||
| 100 | } |
||
| 101 | } |
||
| 102 | if(_1f){
|
||
| 103 | if(_1e==="right"){ |
||
| 104 | for(var i=_1d;i<end;i++){ |
||
| 105 | if(this._checkInterval(_19,i,x,y)){ |
||
| 106 | _1c=i; |
||
| 107 | break;
|
||
| 108 | } |
||
| 109 | } |
||
| 110 | if(i==end){
|
||
| 111 | _1c=-1;
|
||
| 112 | } |
||
| 113 | }else{
|
||
| 114 | for(var i=_1d;i>=end;i--){ |
||
| 115 | if(this._checkInterval(_19,i,x,y)){ |
||
| 116 | _1c=i; |
||
| 117 | break;
|
||
| 118 | } |
||
| 119 | } |
||
| 120 | if(i==end-1){ |
||
| 121 | _1c=-1;
|
||
| 122 | } |
||
| 123 | } |
||
| 124 | } |
||
| 125 | this._oldXPoint=x;
|
||
| 126 | return _1c;
|
||
| 127 | },_checkInterval:function(_20,_21,x,y){ |
||
| 128 | var _22=_20[_21];
|
||
| 129 | var _23=_22.node;
|
||
| 130 | var _24=_22.coords;
|
||
| 131 | var _25=_24.x;
|
||
| 132 | var _26=_24.x2;
|
||
| 133 | var _27=_24.y;
|
||
| 134 | var _28=_27+_23.offsetHeight;
|
||
| 135 | if(_25<=x&&x<=_26&&_27<=y&&y<=_28){
|
||
| 136 | return true; |
||
| 137 | } |
||
| 138 | return false; |
||
| 139 | },getDropIndex:function(_29,_2a){ |
||
| 140 | var _2b=_29.items.length;
|
||
| 141 | var _2c=_29.coords;
|
||
| 142 | var y=_2a.y;
|
||
| 143 | if(_2b>0){ |
||
| 144 | for(var i=0;i<_2b;i++){ |
||
| 145 | if(y<_29.items[i].y){
|
||
| 146 | return i;
|
||
| 147 | }else{
|
||
| 148 | if(i==_2b-1){ |
||
| 149 | return -1; |
||
| 150 | } |
||
| 151 | } |
||
| 152 | } |
||
| 153 | } |
||
| 154 | return -1; |
||
| 155 | },destroy:function(){ |
||
| 156 | dojo.forEach(this._dragHandler,dojo.disconnect);
|
||
| 157 | }}); |
||
| 158 | (function(){
|
||
| 159 | dojox.mdnd.areaManager()._dropMode=new dojox.mdnd.dropMode.OverDropMode();
|
||
| 160 | }()); |
||
| 161 | } |