源码学习:一个简单的日历控件(7)

else{
) `! {# f3 P  g# H- _ var theCell=theRow.insertCell(j);
$ i" [% W# G0 h+ F( m/ [' o7 X, ] theCell.style.cssText="background-color:#F0F0F0;cursor:default;";
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}
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//****************调整日历位置**************//
7 \) j/ }# x( {% V: \, J% G var offsetPos=calendar.getAbsolutePos(calendar.source);//计算对像的位置;
" p8 V- |& _$ ^" h, `' E if((document.body.offsetHeight-(offsetPos.y calendar.source.offsetHeight-document.body.scrollTop))calendar.calendarPad.style.pixelHeight){
! ~' q9 @9 v- u var calTop=offsetPos.y-calendar.calendarPad.style.pixelHeight;6 Y: G6 f. e* `
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else{9 b2 m- U3 i* C
var calTop=offsetPos.y calendar.source.offsetHeight;$ }! Z1 d( \& N: a0 b, h9 p
}
3 o# \1 m$ Z% [& V5 k3 x if((document.body.offsetWidth-(offsetPos.x calendar.source.offsetWidth-document.body.scrollLeft))calendar.calendarPad.style.pixelWidth){! X9 ]; x1 _( |2 n
var calLeft=offsetPos.x;& J$ ?! \% @- y1 o, k, I
}
+ `2 v4 x1 Z! A; E7 [. r0 M else{$ v, U2 }% p; v$ A
var calLeft=calendar.source.offsetLeft calendar.source.offsetWidth;
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9 A* \- c+ Q8 s/ r9 l) P9 I! w# T //alert(offsetPos.x);
- [: ?$ @: h+ z" R calendar.calendarPad.style.pixelLeft=calLeft;
' |* S  P$ b& j, @* l6 q8 d calendar.calendarPad.style.pixelTop=calTop;. y6 W$ n0 D3 F6 c4 Q0 K
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/****************** 计算对像的位置 *************************/6 f- i* i1 V1 s' F  U+ E* D, B
this.getAbsolutePos = function(el) {
( S7 @, I9 x/ `* H1 g" Q& D5 A var r = { x: el.offsetLeft, y: el.offsetTop };9 V# ^' v% @/ w( f4 e! x2 w  c
if (el.offsetParent) {+ @* c" Y6 `) b6 P$ t( }0 }0 J4 f
var tmp = calendar.getAbsolutePos(el.offsetParent);$ Y' q% V% k) |; Q. p/ |$ Q
r.x  = tmp.x;7 b4 C% `1 |8 g6 f4 S1 h
r.y  = tmp.y;& M% |/ Z) p4 ?' X) F
}
: n+ E$ m. y7 O9 _: ]+ J return r;- O7 F' r1 J1 N# s! V
};