wg__view_8cpp-source.html

一个小巧的嵌入式图形系统wGUI, 可以用VC编译

<a name="l00088"></a><a class="code" href="classwGui_1_1CView.html#a4">00088</a> <span class="keywordtype">void</span> CView::AttachMenu(<a class="code" href="classwGui_1_1CMenu.html">CMenu</a>* pMenu)
00089 {
00090      <span class="keyword">delete</span> <a class="code" href="classwGui_1_1CView.html#n2">m_pMenu</a>;
00091      <a class="code" href="classwGui_1_1CView.html#n2">m_pMenu</a> = pMenu;
00092      <span class="keywordflow">if</span> (m_pMenu)
00093      {
00094           <a class="code" href="classwGui_1_1CView.html#n2">m_pMenu</a>-&gt;<a class="code" href="classwGui_1_1CWindow.html#a2">SetWindowRect</a>(<a class="code" href="classwGui_1_1CRect.html">CRect</a>(0, 0, <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a23">Width</a>() - 1, <a class="code" href="classwGui_1_1CView.html#n2">m_pMenu</a>-&gt;<a class="code" href="classwGui_1_1CWindow.html#a3">GetWindowRect</a>().<a class="code" href="classwGui_1_1CRect.html#a24">Height</a>()));
00095           <a class="code" href="classwGui_1_1CWindow.html#n3">m_ClientRect</a>.<a class="code" href="classwGui_1_1CRect.html#a5">SetTop</a>(<a class="code" href="classwGui_1_1CView.html#n2">m_pMenu</a>-&gt;<a class="code" href="classwGui_1_1CWindow.html#a3">GetWindowRect</a>().<a class="code" href="classwGui_1_1CRect.html#a24">Height</a>() + 1);
00096           <a class="code" href="classwGui_1_1CWindow.html#n3">m_ClientRect</a>.<a class="code" href="classwGui_1_1CRect.html#a31">ClipTo</a>(<a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>);
00097      }
00098      <span class="keywordflow">else</span>
00099      {
00100           <a class="code" href="classwGui_1_1CWindow.html#n3">m_ClientRect</a> = <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>;
00101      }
00102 }
00103 
00104 
<a name="l00105"></a><a class="code" href="classwGui_1_1CView.html#a6">00105</a> <span class="keywordtype">void</span> CView::SetWindowText(<span class="keyword">const</span> std::string&amp; sText)
00106 {
00107      CWindow::SetWindowText(sText);
00108      SDL_WM_SetCaption(<a class="code" href="classwGui_1_1CWindow.html#n0">m_sWindowText</a>.c_str(), <span class="stringliteral">""</span>);
00109 }
00110 
00111 
<a name="l00112"></a><a class="code" href="classwGui_1_1CView.html#a7">00112</a> <span class="keywordtype">bool</span> CView::HandleMessage(<a class="code" href="classwGui_1_1CMessage.html">CMessage</a>* pMessage)
00113 {
00114      <span class="keywordtype">bool</span> bHandled = <span class="keyword">false</span>;
00115 
00116      <span class="keywordflow">if</span> (pMessage)
00117      {
00118           <span class="keywordflow">switch</span>(pMessage-&gt;<a class="code" href="classwGui_1_1CMessage.html#a2">MessageType</a>())
00119           {
00120           <span class="keywordflow">case</span> CMessage::APP_PAINT :
00121                <span class="keywordflow">if</span> (pMessage-&gt;<a class="code" href="classwGui_1_1CMessage.html#a3">Destination</a>() == <span class="keyword">this</span> || pMessage-&gt;<a class="code" href="classwGui_1_1CMessage.html#a3">Destination</a>() == 0)
00122                {
00123                     <a class="code" href="classwGui_1_1CWindow.html#a23">StartDrawProc</a>();
00124                     <span class="comment">// if this is a broadcasted message, don't mark it as handled</span>
00125                     bHandled = (pMessage-&gt;<a class="code" href="classwGui_1_1CMessage.html#a3">Destination</a>() == <span class="keyword">this</span>);
00126                }
00127                <span class="keywordflow">break</span>;
00128           <span class="keywordflow">case</span> CMessage::CTRL_RESIZE:
00129           {
00130                TPointMessage* pResizeMessage = dynamic_cast&lt;TPointMessage*&gt;(pMessage);
00131                <span class="keywordflow">if</span> (pResizeMessage &amp;&amp; pResizeMessage-&gt;Source() == CApplication::Instance())
00132                {
00133                     Uint32 iFlags = SDL_HWSURFACE | SDL_ANYFORMAT;
00134                     <span class="keywordflow">if</span>(m_bResizable)
00135                     {
00136                          iFlags |= SDL_RESIZABLE;
00137                     }
00138                     <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a8">SetBottom</a>(<a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a9">Top</a>() + pResizeMessage-&gt;Value().YPos());
00139                     <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a7">SetRight</a>(<a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a10">Left</a>() + pResizeMessage-&gt;Value().XPos());
00140                     <a class="code" href="classwGui_1_1CWindow.html#n3">m_ClientRect</a> = <a class="code" href="classwGui_1_1CRect.html">CRect</a>(0, 0, <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a23">Width</a>(), <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a24">Height</a>());
00141                     <a class="code" href="classwGui_1_1CWindow.html#n6">m_pSDLSurface</a> = SDL_SetVideoMode(<a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a23">Width</a>(), <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a24">Height</a>(), DEFAULT_BPP, iFlags);
00142                     <a class="code" href="classwGui_1_1CWindow.html#a23">StartDrawProc</a>();
00143                }
00144                <span class="keywordflow">break</span>;
00145           }
00146           <span class="keywordflow">case</span> CMessage::MOUSE_BUTTONDOWN:
00147           {
00148                <a class="code" href="classwGui_1_1CMouseMessage.html">CMouseMessage</a>* pMouseMessage = dynamic_cast&lt;CMouseMessage*&gt;(pMessage);
00149                <span class="keywordflow">if</span> (pMouseMessage &amp;&amp; <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a32">HitTest</a>(pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m0">Point</a>) == CRect::RELPOS_INSIDE)
00150                {
00151                     <a class="code" href="classwGui_1_1CWindow.html#a25">OnMouseButtonDown</a>(pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m0">Point</a>, pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m2">Button</a>);
00152                }
00153                <span class="keywordflow">break</span>;
00154           }
00155           <span class="keywordflow">case</span> CMessage::MOUSE_BUTTONUP:
00156           {
00157                <a class="code" href="classwGui_1_1CMouseMessage.html">CMouseMessage</a>* pMouseMessage = dynamic_cast&lt;CMouseMessage*&gt;(pMessage);
00158                <span class="keywordflow">if</span> (pMouseMessage &amp;&amp; <a class="code" href="classwGui_1_1CWindow.html#n1">m_WindowRect</a>.<a class="code" href="classwGui_1_1CRect.html#a32">HitTest</a>(pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m0">Point</a>) == CRect::RELPOS_INSIDE)
00159                {
00160                     <a class="code" href="classwGui_1_1CWindow.html#a26">OnMouseButtonUp</a>(pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m0">Point</a>, pMouseMessage-&gt;<a class="code" href="classwGui_1_1CMouseMessage.html#m2">Button</a>);
00161                }
00162                <span class="keywordflow">break</span>;
00163           }
00164           <span class="keywordflow">default</span> :
00165                bHandled = CWindow::HandleMessage(pMessage);
00166                <span class="keywordflow">break</span>;
00167           }
00168      }
00169 
00170      <span class="keywordflow">return</span> bHandled;
00171 }
00172 
00173 }
00174 
00175 
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