📄 第五章 工作流图形定义工具（八）-- 递归算法的使用_宪华_新浪博客.mht
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> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR> <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
nexttransitions.GetTransition(i).FromNode</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>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR=
> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR>=3DR_pickednode.NodeName;<BR> <WBR> <WBR> <WBR> =
<WBR> <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>=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>=20
}//else<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR=
>}//else<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR>}//if(=20
R_pickednode.NodeType =3D=3D=20
nodetypedefine.tasknode)<BR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR>=20
R_pickednode=3Dnull;<BR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR>}//if(R_pickednode=20
!=3D=20
null)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR>}</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR>=20
//=E7=BB=98=E5=9B=BE=E9=9D=A2=E6=9D=BF=E9=87=8D=E7=94=BB=E4=BA=8B=E4=BB=B6=
=E5=A4=84=E7=90=86=E5=87=BD=E6=95=B0</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR>=20
private void Panel_Paint(object sender, =
System.Windows.Forms.PaintEventArgs=20
e)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
repaint();<BR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR>=20
<WBR>} <WBR> <WBR> <WBR> <WBR> <WBR> =
<WBR> <WBR></P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR>=20
//=E6=8A=8A=E6=B5=81=E7=A8=8B=E5=8F=8A=E8=8A=82=E7=82=B9=E4=BF=9D=E5=AD=98=
=E5=88=B0=E6=95=B0=E6=8D=AE=E5=BA=93<BR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR>=20
private void menuItem5_Click(object sender, System.EventArgs=20
e)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR>=20
{<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E6=A3=80=E6=9F=A5=E8=8A=82=E7=82=B9=E6=95=B0=E7=BB=84=E7=9A=84=E6=AD=A3=
=E7=A1=AE=E6=80=A7<BR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
if(!=20
CheckProcessModel())<BR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
return;</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR>=20
//=E7=BC=96=E8=BE=91=E8=BF=87=E7=A8=8B=E5=B1=9E=E6=80=A7<BR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR>=20
ProcessForm processform=3Dnew=20
ProcessForm();<BR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
processform.ShowDialog();<BR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
<WBR>if(processform.processDes =3D=3D=20
"")<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> <WBR>=20
MessageBox.Show("=E6=B5=81=E7=A8=8B=E5=90=8D=E7=A7=B0=E4=B8=8D=E8=83=BD=E4=
=B8=BA=E7=A9=BA=EF=BC=81");<BR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
return;<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>=20
else<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> <WBR>=20
if(processform.processDes.Length >=20
50)<BR> <WBR> <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> <WBR>=20
MessageBox.Show("=E6=B5=81=E7=A8=8B=E5=90=8D=E7=A7=B0=E5=A4=AA=E9=95=BF=EF=
=BC=81");<BR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR>=20
return;<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<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
DataAccess database=3Dnew=20
DataAccess();<BR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR>=20
//=E5=88=A4=E6=96=AD=E6=B5=81=E7=A8=8B=E5=90=8D=E7=A7=B0=E6=98=AF=E5=90=A6=
=E5=B7=B2=E7=BB=8F=E5=AD=98=E5=9C=A8<BR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
string strSql=3D"select ProcessID from ProcessDefinition=20
where <WBR> <WBR></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>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
ProcessName=3D@ProcessName";</P>
<P> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR>=20
SqlCommand cmd=3Dnew=20
SqlCommand(strSql);<BR> <WBR> <WBR> <WBR> <WBR> =
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR>=20
cmd.Parameters.Add("@ProcessName",SqlDbType.VarChar,50);<BR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR>cmd.Parameters["@ProcessName"].Value=3Dproces=
sform.processDes;<BR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR>=20
<WBR>if(database.IfExistRecord(cmd))<BR> <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>=20
<WBR>MessageBox.Show("=E6=B5=81=E7=A8=8B=E5=90=8D=E7=A7=B0=E5=B7=B2=
=E7=BB=8F=E5=AD=98=E5=9C=A8=EF=BC=81");<BR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR>return;=
<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR=
> <WBR> <WBR> <WBR> <WBR>} <WBR> <WBR> =
;<WBR> <WBR><BR> <WBR> <WBR> <WBR> <WBR><BR>&nbs=
p;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR>=20
//=E4=BF=9D=E5=AD=98=E6=B5=81=E7=A8=8B<BR> <WBR> <WBR> <WB=
R> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR> =
//=E8=8E=B7=E5=BE=97=E8=AF=A5=E6=B5=81=E7=A8=8B=E5=85=B3=E8=81=94=E7=9A=84=
=E4=B8=9A=E5=8A=A1=E8=A1=A8=E7=9A=84=E6=A0=87=E8=AF=86=E5=AD=97=E6=AE=B5=E5=
=90=8D<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR>=20
<WBR>string=20
tablename=3Dprocessform.relatedTableName;<BR> <WBR> <WBR> =
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&n=
bsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R>=20
string=20
tablealias=3Dprocessform.tableAlias;<BR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
strSql=3D"Select name from syscolumns Where=20
ID=3DOBJECT_ID('"+tablename+"') <WBR> and</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
autoval is not=20
null";<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nbs=
p;<WBR> <WBR> <WBR> <WBR>=20
DataSet=20
ds=3Ddatabase.SQLExeDataSet(strSql);<BR> <WBR> <WBR> <WBR>=
<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>=20
if(ds =3D=3D=20
null)<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <WB=
R> <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> <WBR>=20
MessageBox.Show("=E8=8E=B7=E5=8F=96=E4=B8=9A=E5=8A=A1=E8=A1=A8=E6=A0=87=E8=
=AF=86=E5=AD=97=E6=AE=B5=E5=90=8D=E5=A4=B1=E8=B4=A5=EF=BC=81");<BR> =
<WBR> <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;<BR> <WBR> <WBR> <WBR> <WBR> <WBR> <=
WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&nb=
sp;<WBR> <WBR> <WBR> <WBR> <WBR>}<BR> <WBR> =
;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <WBR>&=
nbsp;<WBR> <WBR> <WBR> <WBR> <WBR> <WBR> <W=
BR> <WBR>=20
if(ds.Tables[0].Rows.Count<1=20
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