📄 sample vba code.mht
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Subject: Sample VBA code
Date: Sun, 13 Nov 2005 11:42:22 +0800
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<TBODY>
<TR>
<TD style=3D"BACKGROUND: white"><IMG alt=3D"ArcGIS banner"=20
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<H1 class=3Dstyle3><SPAN class=3Dstyle5>VBA</SPAN> <SPAN=20
class=3Dstyle4>代码范例</SPAN></H1>
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xmlns:msxsl=3D"urn:schemas-microsoft-com:xslt"><A=20
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0027;题</A></P><A=20
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s/定制ArcMap和ArcCatalog/sample_vba_code.htm#aboutAncho=
r"><IMG=20
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width=3D19 border=3D0 name=3DimEx></A> <SPAN class=3Dstyle2><SPAN =
class=3Dstyle4>关于</SPAN>=20
VBA <SPAN class=3Dstyle4>代码范例</SPAN></SPAN> =
</H2></DIV>
<DIV class=3Dsubhead id=3DaboutSubText>
<P =
class=3Dstyle6>该选择包含了几&#=
20010;不同的 VBA =
代码的范例，并且逐&=
#20010;进行了说明来帮助&#=
21021;学者学习如何利用=
3427;们。按照这些步骤=
320;可能会理解如何使ī=
92;=20
VBA 代码 that someone may send you or that you may =
acquire，同样，你也可能&#=
21457;现这些代码范例会=
3545;你有用。=20
</P>
<P>这些代码范例可以ߡ=
4; =93 ArcGIS Developer Online =94,=93 ArcGIS Desktop Developer Guide =
=94, 或是=20
=93 Exploring ArcObjects " =
中获得。请核实这些&=
#20301;置以获取更多的代&#=
30721;范例。</P>
<P class=3DBreak></P>
<P></P>
<P></P></DIV>
<DIV class=3Dvisible id=3Dhow><A name=3DhowAnchor></A>
<H2><A onclick=3D"expandIt('how')"=20
href=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechm=
s/定制ArcMap和ArcCatalog/sample_vba_code.htm#howAnchor"=
><IMG=20
height=3D19 alt=3D"expand/collapse item"=20
src=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechms=
/customizing_arcmap_and_arccatalog/arrow_down.gif"=20
width=3D19 border=3D0 name=3DimEx></A> <SPAN =
class=3Dstyle2>范例及实现步骤</=
SPAN></H2></DIV>
<DIV class=3Dsubhead id=3DhowSub1><A name=3DhowSub1Anchor></A>
<H3><A onclick=3D"expandIt('howSub1')"=20
href=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechm=
s/定制ArcMap和ArcCatalog/sample_vba_code.htm#howSub1Anc=
hor"><IMG=20
height=3D11 alt=3D"expand/collapse item"=20
src=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechms=
/customizing_arcmap_and_arccatalog/small_arrow_up.gif"=20
width=3D11 border=3D0 name=3DimEx></A> =
向地图中加载shape文件</H3=
></DIV>
<DIV class=3Dsubcontent id=3DhowSub1Content>
<H3>描述</H3>
<P =
class=3DBreak>该范例很容易被=
0462;改，以支持不同的=
968;据类型的，它将在Ë=
20;的本地硬盘上打开ߌ=
8;个shape文件，并将其中&#=
30340;内容作为一个要素=
3618;添加到地图上。=20
</P>
<P class=3DBreak></P>
<P></P>
<H3>如何使用</H3>
<P class=3DBreak></P>
<P></P>
<OL>
<LI>启动ArcMap。=20
<P class=3DBreak></P>
=
<LI>打开一个现存的地Þ=
70;文件（.mxd），或将图&#=
23618;添加到空白的地图=
5991;件。=20
<P class=3DBreak></P>
<LI>=93Tools=94菜单-->=93Customize=94。=20
<P class=3DBreak></P>
<LI>
<P =
align=3Dleft>点击=93Commands=94标签。</P>
<P class=3DBreak></P>
=
<LI>点击=93Save=94组合框旁的=
9979;箭头，并选择新命=
196;将要保存的地图。=20
<P class=3DBreak></P>
=
<LI>滚动=93类别=94列表框，=
;点击=93UIControls=94。=20
<LI>点击=93New UIControl=94。=20
<P class=3DBreak></P>
=
<LI>点击选择一个UIControl类=
411;。=20
<P class=3DBreak></P>
<LI>点击=93Create=94。=20
<P class=3DBreak></P>
=
<LI>将=93Commands=94列表框中新建=
;的=93Project.UIButtonControl1=94拖动到任&#=
24847;工具栏上。=20
<P class=3DBreak></P>
<LI>点击=93Close=94。=20
<P class=3DBreak></P>
=
<LI>右击刚制作好的按ż=
62;，点击=93View Source=94。=20
<P =
class=3DBreak></P>这样便打开了Visual =
Basic Editor。=20
<P class=3DBreak></P>
=
<LI>在代码窗口中，点Ñ=
87;程序框旁的下三角ᦀ=
8;在窗体的右边），选=
;择=93Click=94。=20
<P =
class=3DBreak></P>这样便为你的过=
;程提供了头尾的代码=
。=20
<P class=3DBreak></P>
=
<LI>复制以下代码并粘ũ=
48;在Click事件过程中。=20
<P class=3DBreak></P>
<P></P><PRE class=3Dcode><CODE>Dim pWorkspaceFactory As =
IWorkspaceFactory
Set pWorkspaceFactory =3D New ShapefileWorkspaceFactory
Dim pWorkSpace As IFeatureWorkspace
'Change C:\Source to the source location of the shapefile you wish to =
add
Set pWorkSpace =3D pWorkspaceFactory.OpenFromFile("C:\Source", 0)
Dim pClass As IFeatureClass
'Change USStates to the name of the shapefile you wish to add
Set pClass =3D pWorkSpace.OpenFeatureClass("USStates")
Dim pLayer As IFeatureLayer
Set pLayer =3D New FeatureLayer
Set pLayer.FeatureClass =3D pClass
pLayer.Name =3D pClass.AliasName
Dim pMxDoc As IMxDocument
Set pMxDoc =3D ThisDocument
pMxDoc.AddLayer pLayer
pMxDoc.ActiveView.PartialRefresh esriViewGeography, pLayer, =
Nothing</CODE></PRE><BR>
<P class=3DBreak></P>
<P></P>
<P></P>
=
<LI>移到第5行，把=93SetpWorkSpace=3Dp=
WorkspaceFactory.OpenFromFile("C:\Source",0)=94句中的&#=
36335;径改为你想添加的sha=
pefile文件的路径。=20
<P class=3DBreak></P>
<LI>移到第8行，把=93Set=20
=
pClass=3DpWorkSpace.OpenFeatureClass("USStates")=94句中௚=
0;=93USStates=94改为你想添加的s=
hapefile文件的名称。=20
<P class=3DBreak></P>
<LI>关闭VB编辑器。=20
<P class=3DBreak></P>
=
<LI>点击在ArcMap中新建的按=
;钮，将要素类添加到=
地图。 </LI></OL>
<P class=3DBreak></P>
<P></P>
<P></P>
<TABLE cellPadding=3D5 width=3D"85%" border=3D0>
<TBODY>
<TR>
<TD>
<H3>提示</H3>
<UL>
=
<LI>请确定VB中的代码是=
0197;以上步骤中的格式=
986;现。例如，你可能Ƃ=
56;要自己加些回车。 =
</LI></UL>
<P class=3DBreak></P>
<P></P></TD></TR></TBODY></TABLE></DIV>
<DIV class=3Dsubhead id=3DhowSub2><A name=3DhowSub2Anchor></A>
<H3><A onclick=3D"expandIt('howSub2')"=20
href=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechm=
s/定制ArcMap和ArcCatalog/sample_vba_code.htm#howSub2Anc=
hor"><IMG=20
height=3D11 alt=3D"expand/collapse item"=20
src=3D"file:///C:/Documents%20and%20Settings/YAZI/桌面/Dechms=
/customizing_arcmap_and_arccatalog/small_arrow_up.gif"=20
width=3D11 border=3D0 name=3DimEx></A> =
添加地图元素（指北&=
#38024;和图例）</H3></DIV>
<DIV class=3Dsubcontent id=3DhowSub2Content>
<H3>描述</H3>
<P class=3DBreak></P>
<P></P>该范例向<SPAN =
xmlns:user=3D"http://www.esri.com/ContentStudio"=20
xmlns:msxsl=3D"urn:schemas-microsoft-com:xslt">布局视&#=
22270;</SPAN>中添加一个<SPAN=20
xmlns:user=3D"http://www.esri.com/ContentStudio"=20
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