fg__object_8cpp-source.html

《道法自然》书的源码FishGUI,一个跨平台的界面库

00134         <span class="keywordflow">break</span>;
00135 
00136     <span class="keywordflow">case</span> <a class="code" href="group__Frame__Style.html#ga0">FS_NONE</a>:
00137         pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a5">FillRect</a>(m_Rect, <a class="code" href="classFG__Object.html#p1">m_Background</a>, <a class="code" href="classFG__Object.html#p1">m_Background</a>);
00138         <span class="keywordflow">break</span>;
00139 
00140     <span class="keywordflow">default</span>:
00141         <span class="keywordflow">break</span>;
00142     }
00143 
00144         pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a4">EndDraw</a>();
00145 }
00146 
<a name="l00147"></a><a class="code" href="classFG__Object.html#a3">00147</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Object.html#a3">FG_Object::GetClientRect</a>(<a class="code" href="structFG__Rect.html">FG_Rect</a> &amp; rect)<span class="keyword"> const</span>
00148 <span class="keyword"></span>{
00149     <span class="comment">// 根据边框风格除去不同的边框大小</span>
00150         <span class="keywordflow">switch</span> (<a class="code" href="classFG__Object.html#p3">m_wStyle</a> &amp; <a class="code" href="group__Frame__Style.html#ga4">FS_MASK</a>)
00151         {
00152         <span class="keywordflow">case</span> <a class="code" href="group__Frame__Style.html#ga2">FS_RAISED</a>:
00153         <span class="keywordflow">case</span> <a class="code" href="group__Frame__Style.html#ga3">FS_RECESSED</a>:
00154                 rect = <a class="code" href="classFG__Object.html#p2">m_Rect</a>;
00155                 rect -= 2;
00156                 <span class="keywordflow">break</span>;
00157         <span class="keywordflow">case</span> <a class="code" href="group__Frame__Style.html#ga1">FS_THIN</a>:
00158                 rect = m_Rect;
00159                 rect -= 1;
00160                 <span class="keywordflow">break</span>;
00161         <span class="keywordflow">case</span> <a class="code" href="group__Frame__Style.html#ga0">FS_NONE</a>:
00162                 rect = m_Rect;
00163                 <span class="keywordflow">break</span>;
00164         <span class="keywordflow">default</span>:
00165                 rect.<a class="code" href="structFG__Rect.html#a2">Set</a>(0, 0, 0, 0);
00166                 <span class="keywordflow">break</span>;
00167         }
00168 }
00169 
<a name="l00170"></a><a class="code" href="classFG__Object.html#a20">00170</a> <span class="keywordtype">bool</span> <a class="code" href="classFG__Object.html#a20">FG_Object::Message</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00171 {
00172     <span class="comment">// 通过虚函数得到该类的消息映射表指针</span>
00173     <span class="keyword">const</span> <a class="code" href="structFG__MSGMAP.html">FG_MSGMAP</a> * pMsgMap = <a class="code" href="classFG__Object.html#b5">GetMessageMap</a>();
00174 
00175     <span class="comment">// 从本类向基类循环查找消息映射表，直到找到该消息，或到达最后的基类</span>
00176     <span class="keywordflow">for</span> ( ; pMsgMap; pMsgMap = pMsgMap-&gt;<a class="code" href="structFG__MSGMAP.html#o0">m_pBaseMsgMap</a>)
00177     {
00178         <span class="comment">// 在一个消息映射表中查找该消息</span>
00179         <span class="keyword">const</span> <a class="code" href="structFG__MSGMAP__ENTRY.html">FG_MSGMAP_ENTRY</a> * lpEntry = pMsgMap-&gt;<a class="code" href="structFG__MSGMAP.html#a0">FindMsgCallback</a>(pMsg-&gt;<a class="code" href="structFG__Message.html#o0">wType</a>, pMsg-&gt;<a class="code" href="structFG__Message.html#o1">wData</a>, pMsg-&gt;<a class="code" href="structFG__Message.html#o2">wID</a>);
00180         <span class="keywordflow">if</span> (lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>)
00181         {
00182             <span class="comment">// 根据消息类型分发消息</span>
00183             <span class="keywordflow">switch</span> (pMsg-&gt;<a class="code" href="structFG__Message.html#o0">wType</a>)
00184             {
00185             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a19">FG_MSG_DRAW</a>:
00186                 {
00187                     <a class="code" href="classFG__OSAdaptor.html">FG_OSAdaptor</a> * pAdaptor = <a class="code" href="group__OSAdaptor.html#ga1">FG_GetAdaptor</a>();
00188                     <span class="keywordflow">if</span> (! pAdaptor)
00189                         <span class="keywordflow">return</span> <span class="keyword">false</span>;
00190                     <span class="comment">// 把消息处理函数的指针强制转换成正确的类型</span>
00191                     <a class="code" href="group__MsgHandler__Type.html#ga1">FG_PMSG_vd</a> pfn = (<a class="code" href="group__MsgHandler__Type.html#ga1">FG_PMSG_vd</a>)lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>;
00192                     <span class="comment">// 调用消息处理函数</span>
00193                     (this-&gt;*pfn)(pAdaptor);
00194                 }
00195                 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00196             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a20">FG_MSG_KEY</a>:
00197             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a21">FG_MSG_MOUSE</a>:
00198                 {
00199                     <a class="code" href="group__MsgHandler__Type.html#ga3">FG_PMSG_bm</a> pfn = (<a class="code" href="group__MsgHandler__Type.html#ga3">FG_PMSG_bm</a>)lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>;
00200                     <span class="keywordflow">return</span> (this-&gt;*pfn)(pMsg);
00201                 }
00202             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a25">FG_MSG_FOCUS</a>:
00203             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a24">FG_MSG_DRAW_REQUEST</a>:
00204                 {
00205                     <a class="code" href="group__MsgHandler__Type.html#ga2">FG_PMSG_vm</a> pfn = (<a class="code" href="group__MsgHandler__Type.html#ga2">FG_PMSG_vm</a>)lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>;
00206                     (this-&gt;*pfn)(pMsg);
00207                 }
00208                 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00209             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a22">FG_MSG_TIMER</a>:
00210             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a27">FG_MSG_UPDATE_VIEW</a>:
00211                 (this-&gt;*(lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>))();
00212                 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00213             <span class="keywordflow">case</span> <a class="code" href="group__Utility.html#gga12a26">FG_MSG_NOTIFY</a>:
00214                 <span class="keywordflow">if</span> (lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o2">m_wID</a>)
00215                     (this-&gt;*(lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>))();
00216                 <span class="keywordflow">else</span>
00217                 {
00218                     <a class="code" href="group__MsgHandler__Type.html#ga2">FG_PMSG_vm</a> pfn = (<a class="code" href="group__MsgHandler__Type.html#ga2">FG_PMSG_vm</a>)lpEntry-&gt;<a class="code" href="structFG__MSGMAP__ENTRY.html#o3">m_Callback</a>;
00219                     (this-&gt;*pfn)(pMsg);
00220                 }
00221                 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00222             <span class="keywordflow">default</span>:
00223                 <span class="keywordflow">return</span> <span class="keyword">false</span>;;
00224             }
00225         }
00226     }
00227     <span class="keywordflow">return</span> <span class="keyword">false</span>;
00228 }
00229 
<a name="l00230"></a><a class="code" href="classFG__Object.html#b3">00230</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Object.html#b3">FG_Object::NotifyParent</a>(<a class="code" href="group__Utility.html#ga1">WORD</a> wNotification)
00231 {
00232     <span class="keywordflow">if</span> (<a class="code" href="classFG__Object.html#p5">m_pParent</a>)
00233     {
00234         <a class="code" href="structFG__Message.html">FG_Message</a> Msg(<a class="code" href="group__Utility.html#gga12a26">FG_MSG_NOTIFY</a>, wNotification, <a class="code" href="classFG__Object.html#a10">ID</a>());
00235         <a class="code" href="classFG__Object.html#p5">m_pParent</a>-&gt;<a class="code" href="classFG__Object.html#a20">Message</a>(&amp; Msg);
00236     }
00237 }
00238 
<a name="l00239"></a><a class="code" href="classFG__Object.html#b4">00239</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Object.html#b4">FG_Object::RequestDraw</a>()
00240 {
00241     <span class="keywordflow">if</span> (<a class="code" href="classFG__Object.html#p5">m_pParent</a>)
00242     {
00243         <a class="code" href="structFG__Message.html">FG_Message</a> Msg(<a class="code" href="group__Utility.html#gga12a24">FG_MSG_DRAW_REQUEST</a>);
00244         Msg.<a class="code" href="structFG__Message.html#o4">lData</a> = (<a class="code" href="group__Utility.html#ga2">DWORD</a>)<span class="keyword">this</span>;
00245         <a class="code" href="classFG__Object.html#p5">m_pParent</a>-&gt;<a class="code" href="classFG__Object.html#a20">Message</a>(&amp; Msg);
00246     }
00247 }
00248 
00249 <span class="comment">//##ModelId=3F6EAC8F0128</span>
<a name="l00250"></a><a class="code" href="classFG__Object.html#b7">00250</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Object.html#b7">FG_Object::OnFocus</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00251 {
00252     <span class="keywordflow">if</span> (pMsg-&gt;<a class="code" href="structFG__Message.html#o1">wData</a> == <a class="code" href="group__Utility.html#gga15a36">FFS_LOSE</a>)
00253         <a class="code" href="classFG__Object.html#a18">ResetFocus</a>();
00254     <span class="keywordflow">else</span>
00255         <a class="code" href="classFG__Object.html#a17">SetFocus</a>();
00256 
00257     <a class="code" href="classFG__Object.html#b4">RequestDraw</a>();
00258 }
00259 
</pre></div><hr><center>由 DoxyGen 1.3.6 于 Wed Jun 9 22:34:40 2004 生成<br>版权所有 (C) 2003,2004 王咏武</body></html>