fg__window_8cpp-source.html

《道法自然》书的源码FishGUI,一个跨平台的界面库

00128     <a class="code" href="classFG__Widget.html">FG_Widget</a> * pTarget = (<a class="code" href="classFG__Widget.html">FG_Widget</a> *)<a class="code" href="classFG__Container.html#a3">GetChild</a>(wID);
00129     <span class="keywordflow">if</span> (pTarget)
00130     {
00131         <span class="keywordtype">bool</span> ret = <a class="code" href="classFG__Window.html#r0">m_KeyMap</a>.<a class="code" href="classFG__KeyMap.html#a1">RegisterKey</a>(wOrgKey, wActKey, pTarget); 
00132         <span class="keywordflow">if</span> (ret)
00133         {
00134             pTarget-&gt;<a class="code" href="classFG__Widget.html#a2">SetCanGetFocus</a>(<span class="keyword">false</span>);
00135             <span class="keywordflow">if</span> (pTarget == <a class="code" href="classFG__Window.html#p1">m_pFocus</a>)
00136                 <a class="code" href="classFG__Window.html#a6">ChangeFocus</a>(<a class="code" href="group__Utility.html#ga11">NULL</a>);
00137         }
00138         <span class="keywordflow">return</span> ret;
00139     }
00140     <span class="keywordflow">else</span>
00141         <span class="keywordflow">return</span> <span class="keyword">false</span>;
00142 }
00143 
00144 <span class="comment">//##ModelId=3F584C9403D0</span>
<a name="l00145"></a><a class="code" href="classFG__Window.html#b0">00145</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Window.html#b0">FG_Window::OnDraw</a>(<a class="code" href="classFG__OSAdaptor.html">FG_OSAdaptor</a> * pAdaptor)
00146 {
00147     pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a3">BeginDraw</a>(m_Rect);
00148 
00149     <a class="code" href="classFG__Object.html#b6">FG_Container::OnDraw</a>(pAdaptor);
00150 
00151     <span class="keywordflow">if</span> (<a class="code" href="classFG__Window.html#p0">m_Title</a>.<a class="code" href="classFG__String.html#a5">Length</a>())
00152     {
00153         <span class="comment">// 画标题</span>
00154         <a class="code" href="structFG__Rect.html">FG_Rect</a> Rect;
00155         <a class="code" href="classFG__Object.html#a3">FG_Object::GetClientRect</a>(Rect);
00156         Rect.<a class="code" href="structFG__Rect.html#o3">wBottom</a> = Rect.<a class="code" href="structFG__Rect.html#o1">wTop</a> + <a class="code" href="group__Utility.html#ga5">TITLE_HEIGHT</a>;
00157         pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a5">FillRect</a>(Rect, <a class="code" href="FG__X11Adaptor_8cpp.html#a4">COLOR_BLUE</a>, <a class="code" href="FG__X11Adaptor_8cpp.html#a4">COLOR_BLUE</a>);
00158         pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a7">DrawText</a>(<a class="code" href="classFG__Window.html#p0">m_Title</a>.<a class="code" href="classFG__String.html#a4">DataGet</a>(), Rect.<a class="code" href="structFG__Rect.html#o0">wLeft</a> + 2, Rect.<a class="code" href="structFG__Rect.html#o1">wTop</a> + 1, <a class="code" href="FG__X11Adaptor_8cpp.html#a2">COLOR_WHITE</a>);
00159     }
00160 
00161     <span class="comment">// 按照覆盖顺序把FG_MSG_DRAW消息发送给每个子控件，要求他们重画自己</span>
00162     FG_OBJECTLIST::forward_iterator i;
00163     <span class="keywordflow">for</span> (i = m_ObjectList.First(); ! i.IsDone(); ++ i)
00164     {
00165         <a class="code" href="structFG__Message.html">FG_Message</a> Msg(<a class="code" href="group__Utility.html#gga12a19">FG_MSG_DRAW</a>);
00166         i-&gt;Message(&amp; Msg);
00167     }
00168 
00169     pAdaptor-&gt;<a class="code" href="classFG__OSAdaptor.html#a4">EndDraw</a>();
00170 }
00171 
00172 <span class="comment">//##ModelId=3F603B980398</span>
<a name="l00173"></a><a class="code" href="classFG__Window.html#b3">00173</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Window.html#b3">FG_Window::OnDrawRequest</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00174 {
00175     <span class="comment">//  - 如果本窗口为焦点窗口</span>
00176     <span class="comment">//      - 直接发送FG_MSG_DRAW消息给要求重画控件，使其重画自己</span>
00177     <span class="comment">//  - 否则</span>
00178     <span class="comment">//      - 给屏幕对象发送要求重画消息\ref FG_MSG_DRAW_REQUEST</span>
00179         <span class="keywordflow">if</span> (<a class="code" href="classFG__Object.html#a19">IsFocus</a>())
00180         {
00181         <a class="code" href="classFG__Object.html">FG_Object</a> * pSender = (<a class="code" href="classFG__Object.html">FG_Object</a> *)pMsg-&gt;<a class="code" href="structFG__Message.html#o3">pData</a>;
00182         <a class="code" href="structFG__Message.html">FG_Message</a> Msg(<a class="code" href="group__Utility.html#gga12a19">FG_MSG_DRAW</a>);
00183                 pSender-&gt;<a class="code" href="classFG__Object.html#a20">Message</a>(&amp; Msg);
00184         }
00185         <span class="keywordflow">else</span>
00186     {
00187                 <a class="code" href="classFG__Object.html#b4">RequestDraw</a>();
00188     }
00189 }
00190 
00191 <span class="comment">//##ModelId=3F5C4AEB0321</span>
<a name="l00192"></a><a class="code" href="classFG__Window.html#b1">00192</a> <span class="keywordtype">bool</span> <a class="code" href="classFG__Window.html#b1">FG_Window::OnKey</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00193 {
00194     <span class="keywordflow">if</span> (pMsg-&gt;<a class="code" href="structFG__Message.html#o4">lData</a> == <a class="code" href="group__Virtual__Key.html#ga16">FVK_TAB</a>)
00195     {
00196         <span class="comment">// TAB键，按顺序切换焦点</span>
00197         <span class="keywordflow">if</span> (<a class="code" href="classFG__Window.html#p1">m_pFocus</a> &amp;&amp; pMsg-&gt;<a class="code" href="structFG__Message.html#o1">wData</a> == <a class="code" href="group__Utility.html#gga13a29">FKS_DOWN</a>)
00198         {
00199             FG_OBJECTLIST::loop_iterator i = m_ObjectList.Loop(<a class="code" href="classFG__Window.html#p1">m_pFocus</a>);
00200             <a class="code" href="classFG__CheckCanGetFocus.html">FG_CheckCanGetFocus</a> tmp;
00201 
00202             <span class="keywordflow">if</span> (<a class="code" href="group__Utility.html#ga10">FG_ListFind_If</a>(i, tmp))
00203                 <a class="code" href="classFG__Window.html#a6">ChangeFocus</a>((<a class="code" href="classFG__Widget.html">FG_Widget</a> *)(<a class="code" href="classFG__Object.html">FG_Object</a> *)i);
00204         }
00205         <span class="keywordflow">return</span> <span class="keyword">true</span>;
00206     }
00207     <span class="keywordflow">else</span>
00208     {
00209         <span class="comment">// 发送给快捷键管理器处理</span>
00210         <span class="comment">// 如果不是快捷键（快捷键管理器未处理），发送给当前焦点窗口</span>
00211         <span class="keywordflow">if</span> (<a class="code" href="classFG__Window.html#r0">m_KeyMap</a>.<a class="code" href="classFG__KeyMap.html#a2">SendKey</a>(pMsg))
00212             <span class="keywordflow">return</span> <span class="keyword">true</span>;
00213         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classFG__Window.html#p1">m_pFocus</a>)
00214             <span class="keywordflow">return</span> <a class="code" href="classFG__Window.html#p1">m_pFocus</a>-&gt;<a class="code" href="classFG__Object.html#a20">Message</a>(pMsg);
00215         <span class="keywordflow">else</span>
00216             <span class="keywordflow">return</span> <span class="keyword">false</span>;
00217     }
00218 }
00219 
00220 <span class="comment">//##ModelId=3F5C4AEB032B</span>
<a name="l00221"></a><a class="code" href="classFG__Window.html#b2">00221</a> <span class="keywordtype">bool</span> <a class="code" href="classFG__Window.html#b2">FG_Window::OnMouse</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00222 {
00223     <span class="comment">// 把该消息发送给鼠标指针所在的窗口元素，并且使该窗口元素得到焦点</span>
00224     FG_OBJECTLIST::back_iterator i;
00225     <span class="keywordflow">for</span> (i = m_ObjectList.Last(); ! i.IsDone(); ++ i)
00226     {
00227         <span class="keywordflow">if</span> (i-&gt;IsContains(pMsg-&gt;<a class="code" href="structFG__Message.html#o5">Point</a>))
00228         {
00229             <span class="keywordflow">if</span> (pMsg-&gt;<a class="code" href="structFG__Message.html#o1">wData</a> == <a class="code" href="group__Utility.html#gga14a32">FMS_LBUTTONDOWN</a>)
00230                 <a class="code" href="classFG__Window.html#a6">ChangeFocus</a>((<a class="code" href="classFG__Widget.html">FG_Widget</a> *)(<a class="code" href="classFG__Object.html">FG_Object</a> *)i);
00231 
00232             <span class="keywordflow">if</span> (i-&gt;Message(pMsg))
00233                                 <span class="keywordflow">return</span> <span class="keyword">true</span>;
00234         }
00235     }
00236     <span class="keywordflow">return</span> <span class="keyword">false</span>;
00237 }
00238 
00239 <span class="comment">//##ModelId=3F6193A80162</span>
<a name="l00240"></a><a class="code" href="classFG__Window.html#b4">00240</a> <span class="keywordtype">void</span> <a class="code" href="classFG__Window.html#b4">FG_Window::OnFocus</a>(<a class="code" href="structFG__Message.html">FG_Message</a> * pMsg)
00241 {
00242     <span class="keywordflow">if</span> (<a class="code" href="classFG__Window.html#p1">m_pFocus</a>)
00243         <a class="code" href="classFG__Window.html#p1">m_pFocus</a>-&gt;<a class="code" href="classFG__Object.html#a20">Message</a>(pMsg);
00244 
00245     <a class="code" href="classFG__Object.html#b7">FG_Container::OnFocus</a>(pMsg);
00246 }
00247 
</pre></div><hr><center>由 DoxyGen 1.3.6 于 Wed Jun 9 22:34:41 2004 生成<br>版权所有 (C) 2003,2004 王咏武</body></html>