73 lines
2.6 KiB
C++
73 lines
2.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: wx/msw/apptbase.h
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// Purpose: declaration of wxAppTraits for MSW
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 22.06.2003
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// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_MSW_APPTBASE_H_
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#define _WX_MSW_APPTBASE_H_
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// ----------------------------------------------------------------------------
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// wxAppTraits: the MSW version adds extra hooks needed by MSW-only code
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_BASE wxAppTraits : public wxAppTraitsBase
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{
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public:
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// wxExecute() support methods
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// ---------------------------
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// called before starting to wait for the child termination, may return
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// some opaque data which will be passed later to AfterChildWaitLoop()
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virtual void *BeforeChildWaitLoop() = 0;
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// called after starting to wait for the child termination, the parameter
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// is the return value of BeforeChildWaitLoop()
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virtual void AfterChildWaitLoop(void *data) = 0;
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#if wxUSE_THREADS
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// wxThread helpers
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// ----------------
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// process a message while waiting for a(nother) thread, should return
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// false if and only if we have to exit the application
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virtual bool DoMessageFromThreadWait() = 0;
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// wait for the handle to be signaled, return WAIT_OBJECT_0 if it is or, in
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// the GUI code, WAIT_OBJECT_0 + 1 if a Windows message arrived
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virtual WXDWORD WaitForThread(WXHANDLE hThread, int flags) = 0;
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#endif // wxUSE_THREADS
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#ifndef __WXWINCE__
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// console helpers
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// ---------------
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// this method can be overridden by a derived class to always return true
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// or false to force [not] using the console for output to stderr
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//
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// by default console applications always return true from here while the
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// GUI ones only return true if they're being run from console and there is
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// no other activity happening in this console
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virtual bool CanUseStderr() = 0;
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// write text to the console, return true if ok or false on error
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virtual bool WriteToStderr(const wxString& text) = 0;
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#endif // !__WXWINCE__
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protected:
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#if wxUSE_THREADS
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// implementation of WaitForThread() for the console applications which is
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// also used by the GUI code if it doesn't [yet|already] dispatch events
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WXDWORD DoSimpleWaitForThread(WXHANDLE hThread);
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#endif // wxUSE_THREADS
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};
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#endif // _WX_MSW_APPTBASE_H_
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