📄 例5-15.mht
字号:
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>设计步骤如下：=
</span></p>
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>①</span> <span style=3D'font-family:SimSun;mso-asc=
ii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>建立=
应用程序用户界面。=
6873;择“新建”工程，进=
入窗体设计器，增加=
9968;个计时器控件</span><span
lang=3DEN-US>Timer1</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>、一=
个标签控件</span><span
lang=3DEN-US>Label1</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>和一=
个命令按钮</span><span
lang=3DEN-US>Command1</span><span style=3D'font-family:SimSun;mso-ascii-fon=
t-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，</span><=
span
lang=3DEN-US>4</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>个单选<span
class=3DGramE>钮</span></span><span lang=3DEN-US>Option1</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>～</span><span lang=3DEN-US>Option4</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>。其中，计时器=
控件</span><span
lang=3DEN-US>Timer1</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>可以=
放在窗体的任何位置=
2290;参见图</span><span
lang=3DEN-US>5-10</span><span style=3D'font-family:SimSun;mso-ascii-font-fa=
mily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>所示=
。</span></p>
<p class=3DMsoNormal align=3Dcenter style=3D'text-align:center'><span lang=
=3DEN-US><!--[if gte vml 1]><v:shapetype
id=3D"_x0000_t75" coordsize=3D"21600,21600" o:spt=3D"75" o:preferrelative=
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path=3D"m@4@5l@4@11@9@11@9@5xe" filled=3D"f" stroked=3D"f">
<v:stroke joinstyle=3D"miter"/>
<v:formulas>
<v:f eqn=3D"if lineDrawn pixelLineWidth 0"/>
<v:f eqn=3D"sum @0 1 0"/>
<v:f eqn=3D"sum 0 0 @1"/>
<v:f eqn=3D"prod @2 1 2"/>
<v:f eqn=3D"prod @3 21600 pixelWidth"/>
<v:f eqn=3D"prod @3 21600 pixelHeight"/>
<v:f eqn=3D"sum @0 0 1"/>
<v:f eqn=3D"prod @6 1 2"/>
<v:f eqn=3D"prod @7 21600 pixelWidth"/>
<v:f eqn=3D"sum @8 21600 0"/>
<v:f eqn=3D"prod @7 21600 pixelHeight"/>
<v:f eqn=3D"sum @10 21600 0"/>
</v:formulas>
<v:path o:extrusionok=3D"f" gradientshapeok=3D"t" o:connecttype=3D"rect"/>
<o:lock v:ext=3D"edit" aspectratio=3D"t"/>
</v:shapetype><v:shape id=3D"_x0000_i1025" type=3D"#_x0000_t75" style=3D'wi=
dth:133.2pt;
height:79.2pt'>
<v:imagedata src=3D"file8645.files/image001.png" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D178 height=3D106
src=3D"file8645.files/image002.jpg" v:shapes=3D"_x0000_i1025"><![endif]></s=
pan></p>
<h6><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roma=
n";
mso-hansi-font-family:Roman'>图</span><span lang=3DEN-US>5-10<span
style=3D'mso-spacerun:yes'> </span></span><span style=3D'font-family:=
SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:Roman'>ॿ=
4;立用户界面</span></h6>
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>②</span> <span style=3D'font-family:SimSun;mso-asc=
ii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>设置=
对象属性。修改</span><span
lang=3DEN-US>Timer1</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的属=
性：</span><span
lang=3DEN-US>Interval</span><span style=3D'font-family:SimSun;mso-ascii-fon=
t-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>改为=
</span><span
lang=3DEN-US>100</span><span style=3D'font-family:SimSun;mso-ascii-font-fam=
ily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，</span><=
span
lang=3DEN-US>Enabled</span><span style=3D'font-family:SimSun;mso-ascii-font=
-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>改为=
</span><span
lang=3DEN-US>False</span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。修=
改</span><span
lang=3DEN-US>Option1</span><span style=3D'font-family:SimSun;mso-ascii-font=
-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>～</span><=
span
lang=3DEN-US>Option4</span><span style=3D'font-family:SimSun;mso-ascii-font=
-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的</span><=
span
lang=3DEN-US>Style</span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>属性=
为：</span><span
lang=3DEN-US>1-Graphical</span><span style=3D'font-family:SimSun;mso-ascii-=
font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>（图=
形方式）。其他属性=
0462;改参见图</span><span
lang=3DEN-US>5-11</span><span style=3D'font-family:SimSun;mso-ascii-font-fa=
mily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。</span><=
/p>
<p class=3DMsoNormal><!--[if gte vml 1]><v:group id=3D"_x0000_s1026" style=
=3D'position:absolute;
left:0;text-align:left;margin-left:26.4pt;margin-top:6.45pt;width:379.6pt;
height:85.65pt;z-index:1' coordorigin=3D"1334,784" coordsize=3D"7592,1713">
<v:shape id=3D"_x0000_s1027" type=3D"#_x0000_t75" style=3D'position:absolu=
te;left:1334;
top:902;width:2664;height:1584'>
<v:imagedata src=3D"file8645.files/image003.png" o:title=3D""/>
</v:shape><v:shape id=3D"_x0000_s1028" type=3D"#_x0000_t75" style=3D'posit=
ion:absolute;
left:3884;top:784;width:2664;height:1584'>
<v:imagedata src=3D"file8645.files/image004.png" o:title=3D""/>
</v:shape><v:shape id=3D"_x0000_s1029" type=3D"#_x0000_t75" style=3D'posit=
ion:absolute;
left:6262;top:913;width:2664;height:1584'>
<v:imagedata src=3D"file8645.files/image005.png" o:title=3D""/>
</v:shape><w:wrap side=3D"left"/>
</v:group><![endif]--><![if !vml]><span style=3D'mso-ignore:vglayout'>
<table cellpadding=3D0 cellspacing=3D0 align=3Dleft>
<tr>
<td width=3D35 height=3D9></td>
</tr>
<tr>
<td></td>
<td><img width=3D507 height=3D114 src=3D"file8645.files/image006.gif" v:s=
hapes=3D"_x0000_s1026 _x0000_s1027 _x0000_s1028 _x0000_s1029"></td>
</tr>
</table>
</span><![endif]><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<p class=3DMsoNormal><span lang=3DEN-US><o:p> </o:p></span></p>
<br style=3D'mso-ignore:vglayout' clear=3DALL>
<h6><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roma=
n";
mso-hansi-font-family:Roman'>图</span><span lang=3DEN-US>5-11 <span
style=3D'mso-spacerun:yes'> </span></span><span style=3D'font-family:S=
imSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:Roman'>କ=
8;动字幕程序运行结果<=
/span></h6>
<p class=3DMsoNormal><span lang=3DEN-US><span
style=3D'mso-spacerun:yes'> </span></span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>③</span> <span style=3D'font-family:SimSun;mso-asc=
ii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>编写=
事件代码。命令按钮</s=
pan><span
lang=3DEN-US>Command1</span><span style=3D'font-family:SimSun;mso-ascii-fon=
t-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的</span><=
span
lang=3DEN-US>Click</span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>事件=
代码为：</span></p>
<p class=3Da><b style=3D'mso-bidi-font-weight:normal'><span lang=3DEN-US>Pr=
ivate Sub
Command1_<span class=3DGramE>Click()</span><o:p></o:p></span></b></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>If
Command1.Caption =3D "&S </span><span style=3D'font-family:SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Ro=
man"'>暂停</span><span
lang=3DEN-US>" Then</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> &nbs=
p;
</span>Command1.Caption =3D "&C </span><span style=3D'font-family:=
SimSun;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Ro=
man"'>继续</span><span
lang=3DEN-US>"</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> &nbs=
p;
</span>Timer1.Enabled =3D False</span></p>
<p class=3Da><span lang=3DEN-US><span style=3D'mso-spacerun:yes'> </s=
pan>Else</span></p>
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