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Switched over to using wxEventLoop.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23785 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Neis
2003-09-21 21:54:03 +00:00
parent 9345ca55cb
commit 598dc9b777
6 changed files with 229 additions and 349 deletions
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src/os2/app.cpp
+1 -253
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@@ -33,7 +33,6 @@
#include "wx/dynarray.h"
#include "wx/wxchar.h"
#include "wx/icon.h"
#include "wx/timer.h"
#endif
#include "wx/log.h"
@@ -67,13 +66,6 @@ extern "C" int _System bsdselect(int,
#if wxUSE_THREADS
#include "wx/thread.h"
// define the array of QMSG strutures
WX_DECLARE_OBJARRAY(QMSG, wxMsgArray);
#include "wx/arrimpl.cpp"
WX_DEFINE_OBJARRAY(wxMsgArray);
#endif // wxUSE_THREADS
#if wxUSE_TOOLTIPS
@@ -93,7 +85,6 @@ extern wxList WXDLLEXPORT wxPendingDelete;
extern wxCursor* g_globalCursor;
HAB vHabmain = NULLHANDLE;
QMSG svCurrentMsg;
HICON wxSTD_FRAME_ICON = (HICON) NULL;
@@ -514,241 +505,6 @@ bool wxApp::Initialized()
return FALSE;
} // end of 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);
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
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
// 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;
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()
{
::WinPostMsg(NULL, WM_QUIT, 0, 0);
} // end of wxApp::ExitMainLoop
bool wxApp::Pending()
{
return (::WinPeekMsg(vHabmain, (PQMSG)&svCurrentMsg, (HWND)NULL, 0, 0, PM_NOREMOVE) != 0);
} // end of wxApp::Pending
bool wxApp::Dispatch()
{
return DoMessage();
}
//////////////////////////////////////////////////////////////////////////////
//
// Give all windows a chance to preprocess
// the message. Some may have accelerator tables, or have
// MDI complications.
//
//////////////////////////////////////////////////////////////////////////////
bool wxApp::ProcessMessage(
WXMSG* pWxmsg
)
{
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
bool gbInOnIdle = FALSE;
void wxApp::OnIdle(
@@ -801,14 +557,6 @@ void wxApp::OnQueryEndSession(
}
} // end of wxApp::OnQueryEndSession
void wxApp::Exit()
{
wxApp::CleanUp();
// VZ: must really exit somehow, insert appropriate OS/2 syscall (FIXME)
wxAppConsole::Exit();
} // end of wxExit
//
// Yield to incoming messages
//
@@ -846,7 +594,7 @@ bool wxApp::Yield(bool onlyIfNeeded)
#if wxUSE_THREADS
wxMutexGuiLeaveOrEnter();
#endif // wxUSE_THREADS
if (!wxTheApp->DoMessage())
if (!wxTheApp->Dispatch())
break;
}
//