/////////////////////////////////////////////////////////////////////////////
// Name: app.cpp
// Purpose: wxApp
-// Author: AUTHOR
+// Author: David Webster
// Modified by:
-// Created: ??/??/98
+// Created: 10/13/99
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) David Webster
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
-#pragma implementation "app.h"
+ #pragma implementation "app.h"
+#endif
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/frame.h"
+ #include "wx/app.h"
+ #include "wx/utils.h"
+ #include "wx/gdicmn.h"
+ #include "wx/pen.h"
+ #include "wx/brush.h"
+ #include "wx/cursor.h"
+ #include "wx/icon.h"
+ #include "wx/palette.h"
+ #include "wx/dc.h"
+ #include "wx/dialog.h"
+ #include "wx/msgdlg.h"
+ #include "wx/intl.h"
+ #include "wx/dynarray.h"
+ #include "wx/wxchar.h"
+ #include "wx/icon.h"
+ #include "wx/timer.h"
#endif
-#include "wx/frame.h"
-#include "wx/app.h"
-#include "wx/utils.h"
-#include "wx/gdicmn.h"
-#include "wx/pen.h"
-#include "wx/brush.h"
-#include "wx/cursor.h"
-#include "wx/icon.h"
-#include "wx/palette.h"
-#include "wx/dc.h"
-#include "wx/dialog.h"
-#include "wx/msgdlg.h"
#include "wx/log.h"
#include "wx/module.h"
-#include "wx/memory.h"
-#if wxUSE_WX_RESOURCES
-#include "wx/resource.h"
-#endif
+#include "wx/os2/private.h"
-#include <string.h>
+#ifdef __EMX__
-extern char *wxBuffer;
-extern wxList wxPendingDelete;
+#include <sys/ioctl.h>
+#include <sys/select.h>
-wxApp *wxTheApp = NULL;
+#else
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxApp::OnIdle)
-END_EVENT_TABLE()
-#endif
+#include <nerrno.h>
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/time.h>
-long wxApp::sm_lastMessageTime = 0;
+#endif //
-bool wxApp::Initialize()
-{
-#ifdef __WXMSW__
- wxBuffer = new char[1500];
-#else
- wxBuffer = new char[BUFSIZ + 512];
+#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
- wxClassInfo::InitializeClasses();
+#if wxUSE_THREADS
+ #include "wx/thread.h"
- wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
- wxTheColourDatabase->Initialize();
+ // define the array of QMSG strutures
+ WX_DECLARE_OBJARRAY(QMSG, wxMsgArray);
- wxInitializeStockLists();
- wxInitializeStockObjects();
+ #include "wx/arrimpl.cpp"
-#if wxUSE_WX_RESOURCES
- wxInitializeResourceSystem();
-#endif
+ WX_DEFINE_OBJARRAY(wxMsgArray);
+#endif // wxUSE_THREADS
- wxBitmap::InitStandardHandlers();
+#if wxUSE_TOOLTIPS
+ #include "wx/tooltip.h"
+#endif // wxUSE_TOOLTIPS
- wxModule::RegisterModules();
- wxASSERT( wxModule::InitializeModules() == TRUE );
+#include <string.h>
+#include <ctype.h>
- return TRUE;
-}
+// ---------------------------------------------------------------------------
+// global variables
+// ---------------------------------------------------------------------------
-void wxApp::CleanUp()
-{
- wxModule::CleanUpModules();
+extern wxChar* wxBuffer;
+extern wxList* wxWinHandleList;
+extern wxList WXDLLEXPORT wxPendingDelete;
+extern wxCursor* g_globalCursor;
-#if wxUSE_WX_RESOURCES
- wxCleanUpResourceSystem();
-#endif
+HAB vHabmain = NULLHANDLE;
+QMSG svCurrentMsg;
- wxDeleteStockObjects() ;
- // Destroy all GDI lists, etc.
+HICON wxSTD_FRAME_ICON = (HICON) NULL;
+HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL;
+HICON wxSTD_MDIPARENTFRAME_ICON = (HICON) NULL;
- delete wxTheBrushList;
- wxTheBrushList = NULL;
+HICON wxDEFAULT_FRAME_ICON = (HICON) NULL;
+HICON wxDEFAULT_MDICHILDFRAME_ICON = (HICON) NULL;
+HICON wxDEFAULT_MDIPARENTFRAME_ICON = (HICON) NULL;
- delete wxThePenList;
- wxThePenList = NULL;
+HBRUSH wxDisableButtonBrush = (HBRUSH) 0;
- delete wxTheFontList;
- wxTheFontList = NULL;
+MRESULT EXPENTRY wxWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2);
+MRESULT EXPENTRY wxFrameWndProc( HWND hWnd,ULONG message,MPARAM mp1,MPARAM mp2);
- delete wxTheBitmapList;
- wxTheBitmapList = NULL;
+// ===========================================================================
+// implementation
+// ===========================================================================
- delete wxTheColourDatabase;
- wxTheColourDatabase = NULL;
+// ---------------------------------------------------------------------------
+// helper struct and functions for socket handling
+// ---------------------------------------------------------------------------
- wxBitmap::CleanUpHandlers();
+struct GsocketCallbackInfo{
+ void (*proc)(void *);
+ int type;
+ int handle;
+ void* gsock;
+};
- delete[] wxBuffer;
- wxBuffer = NULL;
+// These defines and wrapper functions are used here and in gsockpm.c
+#define wxSockReadMask 0x01
+#define wxSockWriteMask 0x02
- wxClassInfo::CleanUpClasses();
+#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
- delete wxTheApp;
- wxTheApp = NULL;
+void wxApp::HandleSockets()
+{
+ bool pendingEvent = FALSE;
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- // At this point we want to check if there are any memory
- // blocks that aren't part of the wxDebugContext itself,
- // as a special case. Then when dumping we need to ignore
- // wxDebugContext, too.
- if (wxDebugContext::CountObjectsLeft() > 0)
+ // 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;
+ 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 < m_maxSocketNr - 1) ? i++ : (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;
+ }
+ }
+ 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;
+ }
+ }
+ }
+ m_lastUsedHandle = i;
+ }
+ if (pendingEvent)
+ ProcessPendingEvents();
+ }
+}
+// ---------------------------------------------------------------------------
+// wxApp
+// ---------------------------------------------------------------------------
+
+ IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
+
+ BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
+ EVT_IDLE(wxApp::OnIdle)
+ EVT_END_SESSION(wxApp::OnEndSession)
+ EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
+ END_EVENT_TABLE()
+
+//
+// Initialize
+//
+bool wxApp::Initialize(int& argc, wxChar **argv)
+{
+ if ( !wxAppBase::Initialize(argc, argv) )
+ return false;
+
+#if defined(wxUSE_CONSOLEDEBUG)
+ #if wxUSE_CONSOLEDEBUG
+/***********************************************/
+/* Code for using stdout debug */
+/* To use it you mast link app as "Window" - EK*/
+/***********************************************/
{
- wxTrace("There were memory leaks.\n");
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
-// wxDebugContext::SetStream(NULL, NULL);
+ PPIB pib;
+ PTIB tib;
+
+ printf("In console\n");
+
+ DosGetInfoBlocks(&tib, &pib);
+/* Try morphing into a PM application. */
+// if(pib->pib_ultype == 2) /* VIO */
+ pib->pib_ultype = 3;
+ }
+/**********************************************/
+/**********************************************/
+ #endif //wxUSE_CONSOLEDEBUG
#endif
- // do it as the very last thing because everything else can log messages
- wxLog::DontCreateOnDemand();
- // do it as the very last thing because everything else can log messages
- delete wxLog::SetActiveTarget(NULL);
-}
+ //
+ // OS2 has to have an anchorblock
+ //
+ vHabmain = WinInitialize(0);
-int wxEntry( int argc, char *argv[] )
-{
- if (!wxApp::Initialize())
- return FALSE;
- if (!wxTheApp)
- {
- if (!wxApp::GetInitializerFunction())
+ if (!vHabmain)
{
- printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
- return 0;
- };
+ // TODO: at least give some error message here...
+ wxAppBase::CleanUp();
- wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
- };
+ return FALSE;
+ }
- if (!wxTheApp)
- {
- printf( "wxWindows error: wxTheApp == NULL\n" );
- return 0;
- };
+ wxBuffer = new wxChar[1500]; // FIXME; why?
- wxTheApp->argc = argc;
- wxTheApp->argv = argv;
+ // Some people may wish to use this, but
+ // probably it shouldn't be here by default.
+#ifdef __WXDEBUG__
+ // wxRedirectIOToConsole();
+#endif
- // GUI-specific initialization, such as creating an app context.
- wxTheApp->OnInitGui();
+ wxWinHandleList = new wxList(wxKEY_INTEGER);
- // Here frames insert themselves automatically
- // into wxTopLevelWindows by getting created
- // in OnInit().
+ // This is to foil optimizations in Visual C++ that throw out dummy.obj.
+ // PLEASE DO NOT ALTER THIS.
+#if !defined(WXMAKINGDLL) && defined(__VISAGECPP__)
+ extern char wxDummyChar;
+ if (wxDummyChar) wxDummyChar++;
+#endif
- if (!wxTheApp->OnInit()) return 0;
+ // wxSetKeyboardHook(TRUE);
- int retValue = 0;
+ RegisterWindowClasses(vHab);
- if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
+ return TRUE;
+} // end of wxApp::Initialize
- if (wxTheApp->GetTopWindow())
- {
- delete wxTheApp->GetTopWindow();
- wxTheApp->SetTopWindow(NULL);
- }
+const char* CANTREGISTERCLASS = " Can't register Class ";
+// ---------------------------------------------------------------------------
+// RegisterWindowClasses
+// ---------------------------------------------------------------------------
+
+bool wxApp::RegisterWindowClasses(
+ HAB vHab
+)
+{
+ ERRORID vError = 0L;
+ wxString sError;
+
+ if (!::WinRegisterClass( vHab
+ ,wxFrameClassName
+ ,wxFrameWndProc
+ ,CS_SIZEREDRAW | CS_SYNCPAINT
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxFrameClassNameNoRedraw
+ ,wxWndProc
+ ,0
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxMDIFrameClassName
+ ,wxWndProc
+ ,CS_SIZEREDRAW | CS_MOVENOTIFY | CS_SYNCPAINT
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxMDIFrameClassNameNoRedraw
+ ,wxWndProc
+ ,0
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxMDIChildFrameClassName
+ ,wxWndProc
+ ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_SYNCPAINT | CS_HITTEST
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxMDIChildFrameClassNameNoRedraw
+ ,wxWndProc
+ ,CS_HITTEST
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxPanelClassName
+ ,wxWndProc
+ ,CS_MOVENOTIFY | CS_SIZEREDRAW | CS_HITTEST | CS_SAVEBITS | CS_SYNCPAINT
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+
+ if (!::WinRegisterClass( vHab
+ ,wxCanvasClassName
+ ,wxWndProc
+ ,CS_SIZEREDRAW | CS_HITTEST | CS_SYNCPAINT
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+ if (!::WinRegisterClass( vHab
+ ,wxCanvasClassNameNR
+ ,wxWndProc
+ ,CS_HITTEST | CS_SYNCPAINT
+ ,sizeof(ULONG)
+ ))
+ {
+ vError = ::WinGetLastError(vHab);
+ sError = wxPMErrorToStr(vError);
+ wxLogLastError(sError);
+ return FALSE;
+ }
+ return TRUE;
+} // end of wxApp::RegisterWindowClasses
- wxTheApp->DeletePendingObjects();
+//
+// Cleans up any wxWindows internal structures left lying around
+//
+void wxApp::CleanUp()
+{
+ delete[] wxBuffer;
+ wxBuffer = NULL;
+
+ //
+ // PM-SPECIFIC CLEANUP
+ //
+
+ // wxSetKeyboardHook(FALSE);
+
+ if (wxSTD_FRAME_ICON)
+ ::WinFreeFileIcon(wxSTD_FRAME_ICON);
+ if (wxSTD_MDICHILDFRAME_ICON)
+ ::WinFreeFileIcon(wxSTD_MDICHILDFRAME_ICON);
+ if (wxSTD_MDIPARENTFRAME_ICON)
+ ::WinFreeFileIcon(wxSTD_MDIPARENTFRAME_ICON);
+
+ if (wxDEFAULT_FRAME_ICON)
+ ::WinFreeFileIcon(wxDEFAULT_FRAME_ICON);
+ if (wxDEFAULT_MDICHILDFRAME_ICON)
+ ::WinFreeFileIcon(wxDEFAULT_MDICHILDFRAME_ICON);
+ if (wxDEFAULT_MDIPARENTFRAME_ICON)
+ ::WinFreeFileIcon(wxDEFAULT_MDIPARENTFRAME_ICON);
+
+ if ( wxDisableButtonBrush )
+ {
+// TODO: ::DeleteObject( wxDisableButtonBrush );
+ }
- wxTheApp->OnExit();
+ if (wxWinHandleList)
+ delete wxWinHandleList;
- wxApp::CleanUp();
+ delete wxPendingEvents;
+#if wxUSE_THREADS
+ delete wxPendingEventsLocker;
+ // If we don't do the following, we get an apparent memory leak.
+ ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();
+#endif
- return retValue;
-};
+ // Delete Message queue
+ if (wxTheApp->m_hMq)
+ ::WinDestroyMsgQueue(wxTheApp->m_hMq);
-// Static member initialization
-wxAppInitializerFunction wxApp::m_appInitFn = (wxAppInitializerFunction) NULL;
+ wxAppBase::CleanUp();
+} // end of wxApp::CleanUp
+
+bool wxApp::OnInitGui()
+{
+ ERRORID vError;
+ wxString sError;
+
+ if (!wxAppBase::OnInitGui())
+ return FALSE;
+
+ m_hMq = ::WinCreateMsgQueue(vHabmain, 0);
+ if (!m_hMq)
+ {
+ vError = ::WinGetLastError(vHabmain);
+ sError = wxPMErrorToStr(vError);
+ wxLogDebug(sError);
+ return FALSE;
+ }
+
+ return TRUE;
+} // end of wxApp::OnInitGui
wxApp::wxApp()
{
- m_topWindow = NULL;
- wxTheApp = this;
- m_className = "";
- m_wantDebugOutput = TRUE ;
- m_appName = "";
- argc = 0;
- argv = NULL;
-#ifdef __WXPM__
- m_printMode = wxPRINT_WINDOWS;
-#else
- m_printMode = wxPRINT_POSTSCRIPT;
+ m_topWindow = NULL;
+ wxTheApp = this;
+
+ argc = 0;
+ argv = NULL;
+ m_nPrintMode = wxPRINT_WINDOWS;
+ m_hMq = 0;
+ m_maxSocketHandles = 0;
+ m_maxSocketNr = 0;
+ m_sockCallbackInfo = 0;
+} // end of wxApp::wxApp
+
+wxApp::~wxApp()
+{
+ //
+ // Delete command-line args
+ //
+#if wxUSE_UNICODE
+ int i;
+
+ for (i = 0; i < argc; i++)
+ {
+ delete[] argv[i];
+ }
+ delete[] argv;
#endif
- m_exitOnFrameDelete = TRUE;
- m_auto3D = TRUE;
-}
+} // end of wxApp::~wxApp
bool wxApp::Initialized()
{
- if (GetTopWindow())
- return TRUE;
- else
- return FALSE;
-}
+ if (GetTopWindow())
+ return TRUE;
+ else
+ return FALSE;
+} // end of wxApp::Initialized
-int wxApp::MainLoop()
+//
+// 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()
{
- m_keepGoing = TRUE;
+ BOOL bRc = ::WinGetMsg(vHabmain, &svCurrentMsg, HWND(NULL), 0, 0);
-/* TODO: implement your main loop here, calling ProcessIdle in idle time.
- while (m_keepGoing)
- {
- while (!::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) &&
- ProcessIdle()) {}
- if (!DoMessage())
- m_keepGoing = FALSE;
- }
-*/
-
- return 0;
-}
+ if (bRc == 0)
+ {
+ // got WM_QUIT
+ m_bKeepGoing = FALSE;
+ return FALSE;
+ }
+ else if (bRc == -1)
+ {
+ // should never happen, but let's test for it nevertheless
+ wxLogLastError("GetMessage");
+ }
+ else
+ {
+#if wxUSE_THREADS
+ wxASSERT_MSG( wxThread::IsMain()
+ ,wxT("only the main thread can process Windows messages")
+ );
+
+ static bool sbHadGuiLock = TRUE;
+ static wxMsgArray svSavedMessages;
+
+ //
+ // If a secondary thread owns is doing GUI calls, save all messages for
+ // later processing - we can't process them right now because it will
+ // lead to recursive library calls (and we're not reentrant)
+ //
+ if (!wxGuiOwnedByMainThread())
+ {
+ sbHadGuiLock = FALSE;
+
+ //
+ // Leave out WM_COMMAND messages: too dangerous, sometimes
+ // the message will be processed twice
+ //
+ if ( !wxIsWaitingForThread() ||
+ svCurrentMsg.msg != WM_COMMAND )
+ {
+ svSavedMessages.Add(svCurrentMsg);
+ }
+ return TRUE;
+ }
+ else
+ {
+ //
+ // Have we just regained the GUI lock? if so, post all of the saved
+ // messages
+ //
+ if (!sbHadGuiLock )
+ {
+ sbHadGuiLock = TRUE;
+
+ size_t nCount = svSavedMessages.Count();
+
+ for (size_t n = 0; n < nCount; n++)
+ {
+ QMSG vMsg = svSavedMessages[n];
+
+ DoMessage((WXMSG*)&vMsg);
+ }
+ svSavedMessages.Empty();
+ }
+ }
+#endif // wxUSE_THREADS
+
+ //
+ // Process the message
+ //
+ DoMessage((WXMSG *)&svCurrentMsg);
+ }
+ return TRUE;
+} // end of wxApp::DoMessage
-// Returns TRUE if more time is needed.
-bool wxApp::ProcessIdle()
+void wxApp::DoMessage(
+ WXMSG* pMsg
+)
{
- wxIdleEvent event;
- event.SetEventObject(this);
- ProcessEvent(event);
+ if (!ProcessMessage((WXMSG *)&svCurrentMsg))
+ {
+ ::WinDispatchMsg(vHabmain, (PQMSG)&svCurrentMsg);
+ }
+} // end of wxApp::DoMessage
+
+//////////////////////////////////////////////////////////////////////////////
+//
+// Keep trying to process messages until WM_QUIT
+// received.
+//
+// If there are messages to be processed, they will all be
+// processed and OnIdle will not be called.
+// When there are no more messages, OnIdle is called.
+// If OnIdle requests more time,
+// it will be repeatedly called so long as there are no pending messages.
+// A 'feature' of this is that once OnIdle has decided that no more processing
+// is required, then it won't get processing time until further messages
+// are processed (it'll sit in DoMessage).
+//
+//////////////////////////////////////////////////////////////////////////////
+int wxApp::MainLoop()
+{
+ m_bKeepGoing = TRUE;
- return event.MoreRequested();
-}
+ while (m_bKeepGoing)
+ {
+#if wxUSE_THREADS
+ wxMutexGuiLeaveOrEnter();
+#endif // wxUSE_THREADS
+ while (!Pending() && ProcessIdle())
+ {
+ HandleSockets();
+ wxUsleep(10);
+ }
+ HandleSockets();
+ if (Pending())
+ DoMessage();
+ else
+ wxUsleep(10);
+
+ }
+ return (int)svCurrentMsg.mp1;
+} // end of wxApp::MainLoop
void wxApp::ExitMainLoop()
{
- m_keepGoing = FALSE;
-}
+ ::WinPostMsg(NULL, WM_QUIT, 0, 0);
+} // end of wxApp::ExitMainLoop
-// Is a message/event pending?
bool wxApp::Pending()
{
-/* TODO.
- */
- return FALSE;
-}
+ return (::WinPeekMsg(vHabmain, (PQMSG)&svCurrentMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) != 0);
+} // end of wxApp::Pending
-// Dispatch a message.
void wxApp::Dispatch()
{
-/* TODO.
- */
+ DoMessage();
}
-void wxApp::OnIdle(wxIdleEvent& event)
+//////////////////////////////////////////////////////////////////////////////
+//
+// Give all windows a chance to preprocess
+// the message. Some may have accelerator tables, or have
+// MDI complications.
+//
+//////////////////////////////////////////////////////////////////////////////
+bool wxApp::ProcessMessage(
+ WXMSG* pWxmsg
+)
{
- static bool inOnIdle = FALSE;
-
- // Avoid recursion (via ProcessEvent default case)
- if (inOnIdle)
- return;
-
- inOnIdle = TRUE;
-
- // 'Garbage' collection of windows deleted with Close().
- DeletePendingObjects();
-
- // flush the logged messages if any
- wxLog *pLog = wxLog::GetActiveTarget();
- if ( pLog != NULL && pLog->HasPendingMessages() )
- pLog->Flush();
-
- // Send OnIdle events to all windows
- bool needMore = SendIdleEvents();
+ QMSG* pMsg = (PQMSG)pWxmsg;
+ HWND hWnd = pMsg->hwnd;
+ wxWindow* pWndThis = wxFindWinFromHandle((WXHWND)hWnd);
+ wxWindow* pWnd;
+
+ //
+ // Pass non-system timer messages to the wxTimerProc
+ //
+ if (pMsg->msg == WM_TIMER &&
+ (SHORT1FROMMP(pMsg->mp1) != TID_CURSOR &&
+ SHORT1FROMMP(pMsg->mp1) != TID_FLASHWINDOW &&
+ SHORT1FROMMP(pMsg->mp1) != TID_SCROLL &&
+ SHORT1FROMMP(pMsg->mp1) != 0x0000
+ ))
+ wxTimerProc(NULL, 0, (int)pMsg->mp1, 0);
+
+ //
+ // Allow the window to prevent certain messages from being
+ // translated/processed (this is currently used by wxTextCtrl to always
+ // grab Ctrl-C/V/X, even if they are also accelerators in some parent)
+ //
+ if (pWndThis && !pWndThis->OS2ShouldPreProcessMessage(pWxmsg))
+ {
+ return FALSE;
+ }
+
+ //
+ // For some composite controls (like a combobox), wndThis might be NULL
+ // because the subcontrol is not a wxWindow, but only the control itself
+ // is - try to catch this case
+ //
+ while (hWnd && !pWndThis)
+ {
+ hWnd = ::WinQueryWindow(hWnd, QW_PARENT);
+ pWndThis = wxFindWinFromHandle((WXHWND)hWnd);
+ }
+
+ //
+ // Try translations first; find the youngest window with
+ // a translation table. OS/2 has case sensative accels, so
+ // this block, coded by BK, removes that and helps make them
+ // case insensative.
+ //
+ if(pMsg->msg == WM_CHAR)
+ {
+ PBYTE pChmsg = (PBYTE)&(pMsg->msg);
+ USHORT uSch = CHARMSG(pChmsg)->chr;
+ bool bRc;
+
+ //
+ // Do not process keyup events
+ //
+ if(!(CHARMSG(pChmsg)->fs & KC_KEYUP))
+ {
+ if((CHARMSG(pChmsg)->fs & (KC_ALT | KC_CTRL)) && CHARMSG(pChmsg)->chr != 0)
+ CHARMSG(pChmsg)->chr = (USHORT)wxToupper((UCHAR)uSch);
+
+
+ for(pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent() )
+ {
+ if((bRc = pWnd->OS2TranslateMessage(pWxmsg)) == TRUE)
+ break;
+ }
+
+ if(!bRc) // untranslated, should restore original value
+ CHARMSG(pChmsg)->chr = uSch;
+ }
+ }
+ //
+ // Anyone for a non-translation message? Try youngest descendants first.
+ //
+// for (pWnd = pWndThis; pWnd; pWnd = pWnd->GetParent())
+// {
+// if (pWnd->OS2ProcessMessage(pWxmsg))
+// return TRUE;
+// }
+ return FALSE;
+} // end of wxApp::ProcessMessage
- if (needMore)
- event.RequestMore(TRUE);
+bool gbInOnIdle = FALSE;
- inOnIdle = FALSE;
-}
-
-// Send idle event to all top-level windows
-bool wxApp::SendIdleEvents()
+void wxApp::OnIdle(
+ wxIdleEvent& rEvent
+)
{
- bool needMore = FALSE;
- wxNode* node = wxTopLevelWindows.First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
- needMore = TRUE;
-
- node = node->Next();
- }
- return needMore;
-}
-// Send idle event to window and all subwindows
-bool wxApp::SendIdleEvents(wxWindow* win)
+ //
+ // Avoid recursion (via ProcessEvent default case)
+ //
+ if (gbInOnIdle)
+ return;
+
+ gbInOnIdle = TRUE;
+
+ wxAppBase::OnIdle(event);
+
+#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
+
+ gbInOnIdle = FALSE;
+} // end of wxApp::OnIdle
+
+void wxApp::OnEndSession(
+ wxCloseEvent& WXUNUSED(rEvent))
{
- bool needMore = FALSE;
-
- wxIdleEvent event;
- event.SetEventObject(win);
- win->ProcessEvent(event);
-
- if (event.MoreRequested())
- needMore = TRUE;
-
- wxNode* node = win->GetChildren().First();
- while (node)
- {
- wxWindow* win = (wxWindow*) node->Data();
- if (SendIdleEvents(win))
- needMore = TRUE;
-
- node = node->Next();
- }
- return needMore ;
-}
+ if (GetTopWindow())
+ GetTopWindow()->Close(TRUE);
+} // end of wxApp::OnEndSession
+
+//
+// Default behaviour: close the application with prompts. The
+// user can veto the close, and therefore the end session.
+//
+void wxApp::OnQueryEndSession(
+ wxCloseEvent& rEvent
+)
+{
+ if (GetTopWindow())
+ {
+ if (!GetTopWindow()->Close(!rEvent.CanVeto()))
+ rEvent.Veto(TRUE);
+ }
+} // end of wxApp::OnQueryEndSession
-void wxApp::DeletePendingObjects()
+void wxApp::Exit()
{
- wxNode *node = wxPendingDelete.First();
- while (node)
- {
- wxObject *obj = (wxObject *)node->Data();
+ wxApp::CleanUp();
- delete obj;
+ // VZ: must really exit somehow, insert appropriate OS/2 syscall (FIXME)
+ wxAppConsole::Exit();
+} // end of wxExit
- if (wxPendingDelete.Member(obj))
- delete node;
+//
+// Yield to incoming messages
+//
+bool wxApp::Yield(bool onlyIfNeeded)
+{
+ static bool s_inYield = FALSE;
- // Deleting one object may have deleted other pending
- // objects, so start from beginning of list again.
- node = wxPendingDelete.First();
- }
-}
+ if ( s_inYield )
+ {
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( _T("wxYield() called recursively") );
+ }
+
+ return FALSE;
+ }
+
+ HAB vHab = 0;
+ QMSG vMsg;
+
+ //
+ // Disable log flushing from here because a call to wxYield() shouldn't
+ // normally result in message boxes popping up &c
+ //
+ wxLog::Suspend();
+
+ s_inYield = TRUE;
+
+ //
+ // We want to go back to the main message loop
+ // if we see a WM_QUIT. (?)
+ //
+ while (::WinPeekMsg(vHab, &vMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) && vMsg.msg != WM_QUIT)
+ {
+#if wxUSE_THREADS
+ wxMutexGuiLeaveOrEnter();
+#endif // wxUSE_THREADS
+ if (!wxTheApp->DoMessage())
+ break;
+ }
+ //
+ // If they are pending events, we must process them.
+ //
+ if (wxTheApp)
+ wxTheApp->ProcessPendingEvents();
+
+ HandleSockets();
+ //
+ // Let the logs be flashed again
+ //
+ wxLog::Resume();
+ s_inYield = FALSE;
+ return TRUE;
+} // end of wxYield
-wxLog* wxApp::CreateLogTarget()
+int wxApp::AddSocketHandler(int handle, int mask,
+ void (*callback)(void*), void * gsock)
{
- return new wxLogGui;
+ 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;
}
-wxWindow* wxApp::GetTopWindow() const
+void wxApp::RemoveSocketHandler(int handle)
{
- if (m_topWindow)
- return m_topWindow;
- else if (wxTopLevelWindows.Number() > 0)
- return (wxWindow*) wxTopLevelWindows.First()->Data();
- else
- return NULL;
+ 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;
+ }
}
-void wxExit()
+//-----------------------------------------------------------------------------
+// wxWakeUpIdle
+//-----------------------------------------------------------------------------
+
+void wxApp::WakeUpIdle()
+{
+ //
+ // Send the top window a dummy message so idle handler processing will
+ // start up again. Doing it this way ensures that the idle handler
+ // wakes up in the right thread (see also wxWakeUpMainThread() which does
+ // the same for the main app thread only)
+ //
+ wxWindow* pTopWindow = wxTheApp->GetTopWindow();
+
+ if (pTopWindow)
+ {
+ if ( !::WinPostMsg(GetHwndOf(pTopWindow), WM_NULL, (MPARAM)0, (MPARAM)0))
+ {
+ //
+ // Should never happen
+ //
+ wxLogLastError("PostMessage(WM_NULL)");
+ }
+ }
+} // end of wxWakeUpIdle
+
+HAB wxGetInstance()
{
- wxApp::CleanUp();
-/*
- * TODO: Exit in some platform-specific way. Not recommended that the app calls this:
- * only for emergencies.
- */
+ return vHabmain;
}
-// Yield to other processes
-bool wxYield()
+void wxSetInstance(
+ HAB vHab
+)
{
- /*
- * TODO
- */
- return TRUE;
+ vHabmain = vHab;
}
projects / wxWidgets.git / blobdiff