?? csdn_文檔中心_選擇文件夾的對話框.htm
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<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>CString
GetDefaultDirectory();<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 2">
</SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>HWND<SPAN
style="mso-tab-count: 2">
</SPAN>m_hwndOwner; //父窗口句柄<SPAN
style="mso-spacerun: yes">
</SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-spacerun: yes"> </SPAN>CString<SPAN
style="mso-tab-count: 2">
</SPAN>m_strTitle;<SPAN style="mso-spacerun: yes">
</SPAN>//標(biāo)題<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; TEXT-INDENT: 19.5pt; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt">enum
Flag<SPAN style="mso-tab-count: 1">
</SPAN>m_ulFlags;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; TEXT-INDENT: 19.5pt; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-spacerun: yes">
</SPAN>//SD_DIR,值為1,只顯示文件夾;SD_DIR_FILE,值為3顯示文件和文件夾,默認(rèn)只顯示文件夾<SPAN
style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-spacerun: yes"> </SPAN><SPAN
style="mso-tab-count: 1"> </SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>//注冊表或ini文件的相關(guān)信息,記錄上次打開的文件夾<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>CString
m_strIniAppName ;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>CString
m_strIniKeyName ;<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 3">
</SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt">private:<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>void
init();//初化成員變量<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>static CString
GetShortDir(CString strDir,long nMaxLength
=45);//將長路徑名轉(zhuǎn)化成短路徑名<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>UINT
GetStyle(enum Flag
flag);//將風(fēng)格轉(zhuǎn)化成SHBrowseForFolder的風(fēng)格<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>CString
GetDefaultTitle();//得到默認(rèn)標(biāo)題<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>HWND
GetDefaultOwnerHwnd();//得到默認(rèn)窗口<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>//回調(diào)函數(shù),由SHBrowseForFolder調(diào)用<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1"> </SPAN>static int
CALLBACK<SPAN style="mso-spacerun: yes">
</SPAN>BrowseCallbackProc(HWND hwnd, UINT uMsg, LPARAM lParam,
LPARAM lpData);<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt">};</SPAN><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt"><o:p></o:p></SPAN></P>
<H2 style="MARGIN: 13pt 0cm"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體">4,用到的系統(tǒng)函數(shù)簡介<o:p></o:p></SPAN></H2><PRE style="MARGIN: 0cm 36pt 0pt"><SPAN lang=EN-US style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-bidi-font-size: 10.0pt">1,調(diào)用API函數(shù), WINSHELLAPI LPITEMIDLIST WINAPI SHBrowseForFolder(<o:p></o:p></SPAN></PRE><PRE style="MARGIN: 0cm 36pt 0pt; TEXT-INDENT: 20.25pt"><SPAN lang=EN-US style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-bidi-font-size: 10.0pt">LPBROWSEINFO lpbi); <o:p></o:p></SPAN></PRE><PRE style="MARGIN: 0cm 36pt 0pt; TEXT-INDENT: 20.25pt"><SPAN style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-bidi-font-size: 10.0pt">其參數(shù)<SPAN lang=EN-US>lpbi成員的意義為(參照下圖)<o:p></o:p></SPAN></SPAN></PRE>
<P align=left class=MsoNormal
style="MARGIN: 0cm 36pt 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"><SPAN
lang=EN-US style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">hwndOwner <SPAN
style="mso-tab-count: 3">
</SPAN>: 父窗口的句柄.<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 36pt 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"><SPAN
lang=EN-US style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">PidlRoot<SPAN
style="mso-spacerun: yes"> </SPAN><SPAN
style="mso-tab-count: 3">
</SPAN>: 根目錄.<o:p></o:p></SPAN></P>
<P align=left class=MsoNormal
style="MARGIN: 0cm 36pt 0pt; TEXT-ALIGN: left; mso-pagination: widow-orphan"><SPAN
lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">PszDisplayName<SPAN
style="mso-tab-count: 2"> </SPAN>:
用戶選擇的文件夾.</SPAN><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 36pt 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">lpszTitle<SPAN
style="mso-tab-count: 3">
</SPAN>: 標(biāo)題<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 36pt 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">ulFlags<SPAN
style="mso-tab-count: 4">
</SPAN>: 風(fēng)格<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 36pt 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt">lpfn<SPAN
style="mso-tab-count: 5">
</SPAN>: 回調(diào)函數(shù)<o:p></o:p></SPAN></P><PRE style="MARGIN-RIGHT: 36pt; tab-stops: 35.25pt 91.6pt 147.75pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN lang=EN-US style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt; mso-bidi-font-size: 10.0pt"><SPAN style="mso-tab-count: 1"> </SPAN>lParam<SPAN style="mso-tab-count: 2"> </SPAN>: 回調(diào)函數(shù)的參數(shù).<o:p></o:p></SPAN></PRE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt"><SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>iImage<SPAN
style="mso-tab-count: 1"> </SPAN><SPAN
style="mso-spacerun: yes">
</SPAN><SPAN style="mso-tab-count: 1"> </SPAN>:
用戶選擇的文件夾的圖標(biāo).<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><B><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt"> <o:p></o:p></SPAN></B></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="FONT-FAMILY: 宋體; FONT-SIZE: 12pt"> <o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN
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