]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/app.cpp
Moved include for Windows compilation; minor doc tweaks
[wxWidgets.git] / src / os2 / app.cpp
index a8ccb45bae423137e9558e64e333ba76c72f9d06..cdc874ea903e75770c0cd7dfe1a4ab6e249a03b4 100644 (file)
@@ -27,8 +27,9 @@
     #include "wx/msgdlg.h"
     #include "wx/intl.h"
     #include "wx/dynarray.h"
-#   include "wx/wxchar.h"
-#   include "wx/icon.h"
+    #include "wx/wxchar.h"
+    #include "wx/icon.h"
+    #include "wx/timer.h"
 #endif
 
 #include "wx/log.h"
 
 #include "wx/os2/private.h"
 
+#ifdef __EMX__
+
+#include <sys/ioctl.h>
+#include <sys/select.h>
+
+#else
+
+#include <nerrno.h>
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/time.h>
+
+#endif //
+
+#ifndef __EMX__
+
+#define select(a,b,c,d,e) bsdselect(a,b,c,d,e)
+extern "C" int _System bsdselect(int,
+                                 struct fd_set *,
+                                 struct fd_set *,
+                                 struct fd_set *,
+                                 struct timeval *);
+#endif
+
 #if wxUSE_THREADS
     #include "wx/thread.h"
 
@@ -99,6 +124,104 @@ MRESULT EXPENTRY wxFrameWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2);
 // implementation
 // ===========================================================================
 
+// ---------------------------------------------------------------------------
+// helper struct and functions for socket handling
+// ---------------------------------------------------------------------------
+
+struct GsocketCallbackInfo{
+    void (*proc)(void *);
+    int type;
+    int handle;
+    void* gsock;
+};
+
+// These defines and wrapper functions are used here and in gsockpm.c
+#define wxSockReadMask  0x01
+#define wxSockWriteMask 0x02
+
+#ifdef __EMX__
+extern "C"
+int wxAppAddSocketHandler(int handle, int mask,
+                           void (*callback)(void*), void * gsock)
+{
+    return wxTheApp->AddSocketHandler(handle, mask, callback, gsock);
+}
+extern "C"
+void wxAppRemoveSocketHandler(int handle)
+{
+    wxTheApp->RemoveSocketHandler(handle);
+}
+#else
+//  Linkage mode problems using callbacks with extern C in a .cpp module
+int wxAppAddSocketHandler(int handle, int mask,
+                           void (*callback)(void*), void * gsock)
+{
+    return wxTheApp->AddSocketHandler(handle, mask, callback, gsock);
+}
+void wxAppRemoveSocketHandler(int handle)
+{
+    wxTheApp->RemoveSocketHandler(handle);
+}
+#endif
+
+void wxApp::HandleSockets()
+{
+    bool pendingEvent = FALSE;
+
+    // Check whether it's time for Gsocket operation
+    if (m_maxSocketHandles > 0 && m_maxSocketNr > 0)
+    {
+        fd_set readfds = m_readfds;
+        fd_set writefds = m_writefds;
+        struct timeval timeout;
+        int i;
+        struct GsocketCallbackInfo
+          *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo;
+        int r = 0;
+        timeout.tv_sec = 0;
+        timeout.tv_usec = 0;
+        if ( select(m_maxSocketNr, &readfds, &writefds, 0, &timeout) > 0)
+        {
+            for (i = m_lastUsedHandle + 1; i != m_lastUsedHandle; i++)
+            {
+                if (i == m_maxSocketNr)
+                    i = 0;
+                if (FD_ISSET(i, &readfds))
+                {
+                    int r;
+                    for (r = 0; r < m_maxSocketHandles; r++){
+                        if(CallbackInfo[r].handle == i &&
+                           CallbackInfo[r].type == wxSockReadMask)
+                            break;
+                    }
+                    if (r < m_maxSocketHandles)
+                    {
+                        CallbackInfo[r].proc(CallbackInfo[r].gsock);
+                        pendingEvent = TRUE;
+                        wxYield();
+                    }
+                }
+                if (FD_ISSET(i, &writefds))
+                {
+                    int r;
+                    for (r = 0; r < m_maxSocketHandles; r++)
+                        if(CallbackInfo[r].handle == i &&
+                           CallbackInfo[r].type == wxSockWriteMask)
+                            break;
+                    if (r < m_maxSocketHandles)
+                    {
+                        CallbackInfo[r].proc(CallbackInfo[r].gsock);
+                        pendingEvent = TRUE;
+                        wxYield();
+                    }
+                }
+            }
+            m_lastUsedHandle = i;
+        }
+        if (pendingEvent)
+            wxYield();
+    }
+}
 // ---------------------------------------------------------------------------
 // wxApp
 // ---------------------------------------------------------------------------
@@ -203,14 +326,13 @@ bool wxApp::RegisterWindowClasses(
   HAB                               vHab
 )
 {
-    APIRET                          rc;
     ERRORID                         vError = 0L;
     wxString                        sError;
 
     if (!::WinRegisterClass( vHab
                             ,wxFrameClassName
                             ,wxFrameWndProc
-                            ,CS_SIZEREDRAW | CS_MOVENOTIFY | CS_SYNCPAINT  | CS_CLIPCHILDREN
+                            ,CS_SIZEREDRAW | CS_SYNCPAINT
                             ,sizeof(ULONG)
                            ))
     {
@@ -301,7 +423,7 @@ bool wxApp::RegisterWindowClasses(
     if (!::WinRegisterClass( vHab
                             ,wxCanvasClassName
                             ,wxWndProc
-                            ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_HITTEST | CS_SAVEBITS | CS_SYNCPAINT
+                            ,CS_SIZEREDRAW | CS_HITTEST | CS_SYNCPAINT | CS_CLIPCHILDREN
                             ,sizeof(ULONG)
                            ))
     {
@@ -531,6 +653,9 @@ bool wxApp::OnInitGui()
     ERRORID                         vError;
     wxString                        sError;
 
+    if (!wxAppBase::OnInitGui())
+        return FALSE;
+
     m_hMq = ::WinCreateMsgQueue(vHabmain, 0);
     if (!m_hMq)
     {
@@ -539,6 +664,7 @@ bool wxApp::OnInitGui()
         wxLogDebug(sError);
         return FALSE;
     }
+
     return TRUE;
 } // end of wxApp::OnInitGui
 
@@ -559,6 +685,9 @@ wxApp::wxApp()
     m_exitOnFrameDelete = TRUE;
     m_bAuto3D = TRUE;
     m_hMq = 0;
+    m_maxSocketHandles = 0;
+    m_maxSocketNr = 0;
+    m_sockCallbackInfo = 0;
 } // end of wxApp::wxApp
 
 wxApp::~wxApp()
@@ -589,6 +718,7 @@ bool wxApp::Initialized()
 // Get and process a message, returning FALSE if WM_QUIT
 // received (and also set the flag telling the app to exit the main loop)
 //
+
 bool wxApp::DoMessage()
 {
     BOOL                            bRc = ::WinGetMsg(vHabmain, &svCurrentMsg, HWND(NULL), 0, 0);
@@ -660,15 +790,24 @@ bool wxApp::DoMessage()
         }
 #endif // wxUSE_THREADS
 
+        //
         // Process the message
-        if (!ProcessMessage((WXMSG *)&svCurrentMsg))
-        {
-            ::WinDispatchMsg(vHabmain, (PQMSG)&svCurrentMsg);
-        }
+        //
+        DoMessage((WXMSG *)&svCurrentMsg);
     }
     return TRUE;
 } // end of wxApp::DoMessage
 
+void wxApp::DoMessage(
+  WXMSG*                            pMsg
+)
+{
+    if (!ProcessMessage((WXMSG *)&svCurrentMsg))
+    {
+        ::WinDispatchMsg(vHabmain, (PQMSG)&svCurrentMsg);
+    }
+} // end of wxApp::DoMessage
+
 //////////////////////////////////////////////////////////////////////////////
 //
 // Keep trying to process messages until WM_QUIT
@@ -693,11 +832,17 @@ int wxApp::MainLoop()
 #if wxUSE_THREADS
         wxMutexGuiLeaveOrEnter();
 #endif // wxUSE_THREADS
-        while (/*Pending() &&*/ ProcessIdle())
+        while (!Pending() && ProcessIdle())
         {
-//          wxUsleep(10000);
+            HandleSockets();
+            wxUsleep(10000);
         }
-        DoMessage();
+        HandleSockets();
+        if (Pending())
+            DoMessage();
+        else
+            wxUsleep(10000);
+
     }
     return (int)svCurrentMsg.mp1;
 } // end of wxApp::MainLoop
@@ -760,6 +905,12 @@ bool wxApp::ProcessMessage(
     }
 #endif // wxUSE_TOOLTIPS
 
+    //
+    // We must relay Timer events to wxTimer's processing function
+    //
+    if (pMsg->msg == WM_TIMER)
+        wxTimerProc(NULL, 0, (int)pMsg->mp1, 0);
+
     //
     // For some composite controls (like a combobox), wndThis might be NULL
     // because the subcontrol is not a wxWindow, but only the control itself
@@ -846,6 +997,16 @@ void wxApp::OnIdle(
     wxLog::FlushActive();
 #endif // wxUSE_LOG
 
+#if wxUSE_DC_CACHEING
+    // automated DC cache management: clear the cached DCs and bitmap
+    // if it's likely that the app has finished with them, that is, we
+    // get an idle event and we're not dragging anything.
+    if (!::WinGetKeyState(HWND_DESKTOP, VK_BUTTON1) &&
+        !::WinGetKeyState(HWND_DESKTOP, VK_BUTTON3) &&
+        !::WinGetKeyState(HWND_DESKTOP, VK_BUTTON2))
+        wxDC::ClearCache();
+#endif // wxUSE_DC_CACHEING
+
     //
     // Send OnIdle events to all windows
     //
@@ -959,8 +1120,20 @@ void wxExit()
 //
 // Yield to incoming messages
 //
-bool wxYield()
+bool wxApp::Yield(bool onlyIfNeeded)
 {
+    static bool s_inYield = FALSE;
+
+    if ( s_inYield )
+    {
+        if ( !onlyIfNeeded )
+        {
+            wxFAIL_MSG( _T("wxYield() called recursively") );
+        }
+
+        return FALSE;
+    }
+
     HAB                             vHab = 0;
     QMSG                            vMsg;
 
@@ -970,6 +1143,8 @@ bool wxYield()
     //
     wxLog::Suspend();
 
+    s_inYield = TRUE;
+
     //
     // We want to go back to the main message loop
     // if we see a WM_QUIT. (?)
@@ -992,6 +1167,7 @@ bool wxYield()
     // Let the logs be flashed again
     //
     wxLog::Resume();
+    s_inYield = FALSE;
     return TRUE;
 } // end of wxYield
 
@@ -1020,6 +1196,54 @@ wxIcon wxApp::GetStdIcon(
     return wxIcon("wxICON_ERROR");
 } // end of wxApp::GetStdIcon
 
+int wxApp::AddSocketHandler(int handle, int mask,
+                            void (*callback)(void*), void * gsock)
+{
+    int find;
+    struct GsocketCallbackInfo
+        *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo;
+
+    for (find = 0; find < m_maxSocketHandles; find++)
+        if (CallbackInfo[find].handle == -1)
+            break;
+    if (find == m_maxSocketHandles)
+    {
+        // Allocate new memory
+        m_sockCallbackInfo = realloc(m_sockCallbackInfo,
+                                     (m_maxSocketHandles+=10)*
+                                     sizeof(struct GsocketCallbackInfo));
+        CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo;
+        for (find = m_maxSocketHandles - 10; find < m_maxSocketHandles; find++)
+            CallbackInfo[find].handle = -1;
+        find = m_maxSocketHandles - 10;
+    }
+    CallbackInfo[find].proc = callback;
+    CallbackInfo[find].type = mask;
+    CallbackInfo[find].handle = handle;
+    CallbackInfo[find].gsock = gsock;
+    if (mask & wxSockReadMask)
+        FD_SET(handle, &m_readfds);
+    if (mask & wxSockWriteMask)
+        FD_SET(handle, &m_writefds);
+    if (handle >= m_maxSocketNr)
+        m_maxSocketNr = handle + 1;
+    return find;
+}
+
+void wxApp::RemoveSocketHandler(int handle)
+{
+    struct GsocketCallbackInfo
+        *CallbackInfo = (struct GsocketCallbackInfo *)m_sockCallbackInfo;
+    if (handle < m_maxSocketHandles)
+    {
+        if (CallbackInfo[handle].type & wxSockReadMask)
+            FD_CLR(CallbackInfo[handle].handle, &m_readfds);
+        if (CallbackInfo[handle].type & wxSockWriteMask)
+            FD_CLR(CallbackInfo[handle].handle, &m_writefds);
+        CallbackInfo[handle].handle = -1;
+    }
+}
+
 //-----------------------------------------------------------------------------
 // wxWakeUpIdle
 //-----------------------------------------------------------------------------