?? 第五章 工作流定義工具的設(shè)計(jì)與實(shí)現(xiàn)（四）_憲華_新浪博客.mht
字號(hào):
<P><STRONG>5.7.5 <WBR><WBR>=E8=BF=81=E7=A7=BB=E5=AE=9A=E4=B9=89=E7=B1=
=BB=E5=8F=8A=E8=BF=81=E7=A7=BB=E5=AF=B9=E8=B1=A1=E6=95=B0=E7=BB=84</STRON=
G><STRONG> <WBR><WBR><WBR> <WBR><WBR><WBR> <WBR><WBR><WBR>=
</STRONG></P>
<P> <WBR><WBR><WBR> <WBR><WBR><WBR> <WBR><WBR><WBR>=20
<STRONG>1=E3=80=81=E8=BF=81=E7=A7=BB=E5=AE=9A=E4=B9=89=E7=B1=BB=E6=96=87=E4=
=BB=B6TransitionClass.cs</STRONG></P>
<P> <WBR> <WBR> <WBR> =
=E8=BF=81=E7=A7=BB=E5=AE=9A=E4=B9=89=E7=B1=BB=E6=AF=94=E8=BE=83=E7=AE=80=E5=
=8D=95=EF=BC=8C=E5=8F=AA=E9=9C=80=E8=AE=B0=E5=BD=95=E8=BF=81=E7=A7=BB=E7=9A=
=84=E5=BC=95=E5=87=BA=E8=8A=82=E7=82=B9=E3=80=81=E6=8C=87=E5=90=91=E8=8A=82=
=E7=82=B9=E7=AD=89=E4=BF=A1=E6=81=AF=E3=80=82</P>
<P> <WBR> <WBR> <WBR> using System;</P>
<P> <WBR> <WBR> <WBR> namespace=20
drawtaskbytoolbar<BR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR>=20
public class=20
TransitionClass<BR> <WBR> <WBR> <WBR> <WBR> <WBR=
> <WBR> <WBR>=20
{</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E8=BF=81=E7=A7=BB=E5=90=8D=E7=A7=B0<BR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR>=20
public string Name;</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E5=BC=95=E5=87=BA=E8=BF=81=E7=A7=BB=E7=9A=84=E8=8A=82=E7=82=B9=E5=90=8D=
=E7=A7=B0<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
public string FromNode;</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E8=BF=81=E7=A7=BB=E6=8C=87=E5=90=91=E7=9A=84=E8=8A=82=E7=82=B9=E5=90=8D=
=E7=A7=B0<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>p=
ublic=20
string ToNode;</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E7=A9=BA=E7=9A=84=E6=9E=84=E9=80=A0=E5=87=BD=E6=95=B0</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
public=20
TransitionClass()=EF=BD=9B=EF=BD=9D<BR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR>=20
}</P>
<P> <WBR> <WBR> <WBR> =EF=BD=9D</P>
<P> <WBR> <WBR> <WBR>=20
<STRONG>2=E3=80=81=E8=BF=81=E7=A7=BB=E5=AF=B9=E8=B1=A1=E6=95=B0=E7=BB=84=E7=
=B1=BB=E6=96=87=E4=BB=B6TransitionRecords.cs</STRONG><STRONG> <WBR>&=
nbsp;<WBR> <WBR></STRONG></P>
<P> <WBR> <WBR> <WBR>=20
=E5=B0=81=E8=A3=85=E4=BA=86=E4=BF=9D=E5=AD=98=E5=89=8D=E4=B8=80=E5=AF=B9=E8=
=B1=A1=E7=9A=84=E6=95=B0=E7=BB=84=EF=BC=8C=E4=BB=A5=E5=8F=8A=E6=B7=BB=E5=8A=
=A0=E3=80=81=E5=88=A0=E9=99=A4=E8=BF=81=E7=A7=BB=E5=AF=B9=E8=B1=A1=E7=AD=89=
=E6=93=8D=E4=BD=9C=E3=80=82 <WBR> <WBR> <WBR></P>
<P> <WBR> <WBR> <WBR> using=20
System;<BR> <WBR> <WBR> <WBR> using=20
System.Collections;<BR> <WBR> <WBR> <WBR> using=20
System.Windows.Forms;</P>
<P> <WBR> <WBR> <WBR> namespace=20
drawtaskbytoolbar<BR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR>=20
public class=20
TransitionRecords<BR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR>=20
{</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E5=88=9D=E5=A7=8B=E5=8C=96=E5=AF=B9=E8=B1=A1=E6=95=B0=E7=BB=84<BR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR>=20
public ArrayList TransitionList=3Dnew=20
ArrayList();<BR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E7=A9=BA=E7=9A=84=E6=9E=84=E9=80=A0=E5=87=BD=E6=95=B0<BR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR>=20
public TransitionRecords()=EF=BD=9B=EF=BD=9D</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E5=85=AC=E5=85=B1=E5=B1=9E=E6=80=A7(=E8=AE=B0=E5=BD=95=E8=BF=81=E7=A7=BB=
=E5=85=83=E7=B4=A0=E5=AF=B9=E8=B1=A1=E7=9A=84=E4=B8=AA=E6=95=B0)<BR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR>=20
public int=20
Count<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR>=20
get<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR>=20
return=20
TransitionList.Count;<BR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR>=20
}<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
}</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E6=B7=BB=E5=8A=A0=E8=BF=81=E7=A7=BB=E5=AF=B9=E8=B1=A1</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
public bool AddTransition(TransitionClass=20
transition)<BR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR>=20
TransitionList.Add(transition);<BR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
return=20
true;<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR>=20
}</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E5=88=A0=E9=99=A4=E4=B8=8E=E7=BB=99=E5=AE=9A=E8=8A=82=E7=82=B9=E5=85=B3=
=E8=81=94=EF=BC=88=E4=BB=8E=E8=8A=82=E7=82=B9=E5=BC=95=E5=87=BA=E6=88=96=E6=
=8C=87=E5=90=91=E8=8A=82=E7=82=B9=EF=BC=89=E7=9A=84=E8=BF=81=E7=A7=BB=E5=AF=
=B9=E8=B1=A1</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
public bool DeleteTransition(string <WBR>=20
nodeName)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR>=20
for(int=20
i=3D0;i<TransitionList.Count;i++)<BR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
if(((TransitionClass)TransitionList[i]).FromNode =3D=3D nodeName</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
|| ((TransitionClass)TransitionList[i]).ToNode =3D=3D=20
nodeName)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR>=20
TransitionList.RemoveAt(i);<BR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR>=20
i=3Di-1;//=E5=88=A0=E9=99=A4=E6=95=B0=E7=BB=84=E7=AC=ACi=E4=B8=AA=E5=85=83=
=E7=B4=A0=EF=BC=8C=E5=90=8E=E7=BB=AD=E5=85=83=E7=B4=A0=E9=80=92=E8=A1=A5=EF=
=BC=8C=E9=A1=BB=E4=BB=8E=E7=AC=ACi=E4=B8=AA=E4=BD=8D=E7=BD=AE=E9=87=8D=E6=
=96=B0=E5=BC=80=E5=A7=8B=E9=81=8D=E5=8E=86<BR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR>=20
}<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR>=20
}<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR>=20
<WBR>return=20
true;<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR>=20
}</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E8=8E=B7=E5=8F=96=E6=95=B0=E7=BB=84=E4=B8=AD=E7=AC=ACi=E4=B8=AA=E8=BF=81=
=E7=A7=BB=E5=AF=B9=E8=B1=A1<BR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR>=20
public TransitionClass GetTransition(int=20
i)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR>=20
if(i>=3D0 &=20
i<Count)<BR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR=
> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR>=20
return=20
(TransitionClass)TransitionList[i];<BR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
else<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR=
> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR>return=20
null;<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR>=20
}</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E8=8E=B7=E5=8F=96=E4=BB=8E=E7=BB=99=E5=AE=9A=E8=8A=82=E7=82=B9=E5=BC=95=
=E5=87=BA=E7=9A=84=E8=BF=81=E7=A7=BB=E5=AF=B9=E8=B1=A1=E9=9B=86=E5=90=88<=
BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>public=20
TransitionRecords GetFromNodeTransition(string=20
nodename)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
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