csdn_文档中心_在中visual studio _net 2003利用directshow播放媒体文件(五).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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">{<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>Play();<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">}<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p>&nbsp;</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="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">void</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"> 
                  CPlayWndDlg::OnBnClickedPauseButton()<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">{<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>m_pMediaControl-&gt;Pause();<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p>&nbsp;</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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN>m_isPlaying 
                  = TRUE;<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>GetDlgItem(IDC_PLAY_BUTTON)-&gt;EnableWindow(TRUE);<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>GetDlgItem(IDC_PAUSE_BUTTON)-&gt;EnableWindow(FALSE);<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">}<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p>&nbsp;</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="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">void</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"> 
                  CPlayWndDlg::OnBnClickedCancel()<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">{<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN><SPAN 
                  style="COLOR: green">// TODO: </SPAN></SPAN><SPAN 
                  style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">在此添加控件通知处理程序代码<SPAN 
                  lang=EN-US><o:p></o:p></SPAN></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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>CleanUp();<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; 
                  </SPAN>OnCancel();<o:p></o:p></SPAN></P>
                  <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN 
                  lang=EN-US 
                  style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">}</SPAN></P></TD></TR></TBODY></TABLE>
            <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
            lang=EN-US>8</SPAN><SPAN 
            style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">．添加对</SPAN><SPAN 
            lang=EN-US>WM_GRAPHNOTIFY</SPAN><SPAN 
            style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">消息，及其响应函数</SPAN></FONT></P>
            <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
            style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在</SPAN><SPAN 
            lang=EN-US>PlayWndDlg</SPAN><SPAN 
            style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">添加消息</SPAN><SPAN 
            lang=EN-US>ID</SPAN><SPAN 
            style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">定义：</SPAN></FONT></P>
            <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US 
            style="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">#define</SPAN><SPAN 
            lang=EN-US 
            style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"> 
            WM_GRAPHNOTIFY WM_USER + 101<o:p></o:p></SPAN></P>
            <P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN 
            style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">在<SPAN 
            lang=EN-US>PlayWndDlg.h</SPAN>中，代码如下：<SPAN 
            lang=EN-US><o:p></o:p></SPAN></SPAN></P>
            <TABLE border=1 cellPadding=0 cellSpacing=0 class=MsoTableGrid 
            style="BORDER-BOTTOM: medium none; BORDER-COLLAPSE: collapse; BORDER-LEFT: medium none; BORDER-RIGHT: medium none; BORDER-TOP: medium none; mso-border-alt: solid windowtext .5pt; mso-yfti-tbllook: 480; mso-padding-alt: 0cm 5.4pt 0cm 5.4pt; mso-border-insideh: .5pt solid windowtext; mso-border-insidev: .5pt solid windowtext">
              <TBODY>
              <TR 
              style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
                <TD 
                style="BACKGROUND-COLOR: transparent; BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: windowtext 1pt solid; BORDER-RIGHT: windowtext 1pt solid; BORDER-TOP: windowtext 1pt solid; PADDING-BOTTOM: 0cm; PADDING-LEFT: 5.4pt; PADDING-RIGHT: 5.4pt; PADDING-TOP: 0cm; WIDTH: 426.1pt; mso-border-alt: solid windowtext .5pt" 
                vAlign=top width=568>
                  <P align=left class=MsoNormal 
                  style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: left; mso-layout-grid-align: none"><SPAN 
                  lang=EN-US 
                  style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">// 
                  </SPAN><SPAN 
                  style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">实现<SPAN 
                  lang=EN-US><o:p></o:p></SPAN></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="COLOR: blue; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">protected</SPAN><SPAN 
                  lang=EN-US 
                  style="FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">:<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN>HICON 
                  m_hIcon;<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><o:p>&nbsp;</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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN><SPAN 
                  style="COLOR: green">// </SPAN></SPAN><SPAN 
                  style="COLOR: green; FONT-FAMILY: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">生成的消息映射函数<SPAN 
                  lang=EN-US><o:p></o:p></SPAN></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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN><SPAN 
                  style="COLOR: blue">virtual</SPAN> BOOL 
                  OnInitDialog();<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN>afx_msg 
                  <SPAN style="COLOR: blue">void</SPAN> OnSysCommand(UINT nID, 
                  LPARAM lParam);<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: 新宋体; FONT-SIZE: 10pt; mso-hansi-font-family: 'Times New Roman'; mso-font-kerning: 0pt"><SPAN 
                  style="mso-tab-count: 1">&nbsp;&nbsp;&nbsp; </SPAN>afx_msg 
                  <SPAN style="COLOR: blue">void</SPAN>