/////////////////////////////////////////////////////////////////////////////
-// Name: app.cpp
+// Name: src/mgl/app.cpp
// Author: Vaclav Slavik
// based on GTK and MSW implementations
// Id: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "app.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#include "wx/app.h"
#ifndef WX_PRECOMP
#include "wx/settings.h"
- #include "wx/module.h"
- #include "wx/evtloop.h"
#include "wx/frame.h"
#include "wx/dialog.h"
#include "wx/log.h"
#include "wx/intl.h"
+ #include "wx/module.h"
#endif
-#include "wx/app.h"
+#include "wx/evtloop.h"
#include "wx/fontutil.h"
#include "wx/univ/theme.h"
#include "wx/univ/renderer.h"
#include "wx/mgl/private.h"
//-----------------------------------------------------------------------------
-// Global data
+// wxApp::Exit()
//-----------------------------------------------------------------------------
-wxApp *wxTheApp = NULL;
-wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
-
-
void wxApp::Exit()
{
MGL_exit();
// wxYield
//-----------------------------------------------------------------------------
-static bool gs_inYield = FALSE;
+static bool gs_inYield = false;
bool wxApp::Yield(bool onlyIfNeeded)
{
wxFAIL_MSG( wxT("wxYield called recursively" ) );
}
- return FALSE;
+ return false;
}
#if wxUSE_THREADS
if ( !wxThread::IsMain() )
{
// can't process events from other threads, MGL is thread-unsafe
- return TRUE;
+ return true;
}
#endif // wxUSE_THREADS
- gs_inYield = TRUE;
+ gs_inYield = true;
wxLog::Suspend();
wxLog::Resume();
- gs_inYield = FALSE;
+ gs_inYield = false;
- return TRUE;
+ return true;
}
class wxRootWindow : public wxWindow
{
public:
- wxRootWindow() : wxWindow(NULL, -1)
+ wxRootWindow() : wxWindow(NULL, wxID_ANY)
{
SetMGLwindow_t(MGL_wmGetRootWindow(g_winMng));
SetBackgroundColour(wxTHEME_COLOUR(DESKTOP));
}
- ~wxRootWindow()
+ virtual ~wxRootWindow()
{
// we don't want to delete MGL_WM's rootWnd
m_wnd = NULL;
}
- virtual bool AcceptsFocus() const { return FALSE; }
+ virtual bool AcceptsFocus() const { return false; }
DECLARE_DYNAMIC_CLASS(wxRootWindow)
};
// MGL initialization
//-----------------------------------------------------------------------------
-static bool wxCreateMGL_WM(const wxDisplayModeInfo& displayMode)
+static bool wxCreateMGL_WM(const wxVideoMode& displayMode)
{
int mode;
int refresh = MGL_DEFAULT_REFRESH;
displayMode.GetWidth(),
displayMode.GetHeight(),
displayMode.GetDepth());
- return FALSE;
+ return false;
}
g_displayDC = new MGLDisplayDC(mode, 1, refresh);
if ( !g_displayDC->isValid() )
{
delete g_displayDC;
g_displayDC = NULL;
- return FALSE;
+ return false;
}
g_winMng = MGL_wmCreate(g_displayDC->getDC());
if (!g_winMng)
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
static void wxDestroyMGL_WM()
IMPLEMENT_DYNAMIC_CLASS(wxApp,wxEvtHandler)
BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxApp::OnIdle)
+ EVT_IDLE(wxAppBase::OnIdle)
END_EVENT_TABLE()
-wxApp::wxApp() : m_mainLoop(NULL)
+wxApp::wxApp()
{
}
{
}
-wxDisplayModeInfo wxGetDefaultDisplayMode()
+wxVideoMode wxGetDefaultDisplayMode()
{
wxString mode;
unsigned w, h, bpp;
w = 640, h = 480, bpp = 16;
}
- return wxDisplayModeInfo(w, h, bpp);
+ return wxVideoMode(w, h, bpp);
}
-bool wxApp::SetDisplayMode(const wxDisplayModeInfo& mode)
+bool wxApp::SetDisplayMode(const wxVideoMode& mode)
{
if ( !mode.IsOk() )
{
- return FALSE;
+ return false;
}
if ( g_displayDC != NULL )
{
// FIXME_MGL -- we currently don't allow to switch video mode
// more than once. This can hopefully be changed...
wxFAIL_MSG(wxT("Can't change display mode after intialization!"));
- return FALSE;
+ return false;
}
if ( !wxCreateMGL_WM(mode) )
- return FALSE;
+ return false;
gs_rootWindow = new wxRootWindow;
m_displayMode = mode;
- return TRUE;
+ return true;
}
bool wxApp::OnInitGui()
{
if ( !wxAppBase::OnInitGui() )
- return FALSE;
+ return false;
#ifdef __WXDEBUG__
// MGL redirects stdout and stderr to physical console, so lets redirect
- // it to file. Do it only when WXDEBUG environment variable is set
+ // it to file in debug build. Do it only when WXSTDERR environment variable is set
wxString redirect;
if ( wxGetEnv(wxT("WXSTDERR"), &redirect) )
freopen(redirect.mb_str(), "wt", stderr);
-#endif
+#endif // __WXDEBUG__
wxLog *oldLog = wxLog::SetActiveTarget(new wxLogGui);
if ( oldLog ) delete oldLog;
- return TRUE;
+ return true;
}
-bool wxApp::ProcessIdle()
+bool wxApp::Initialize(int& argc, wxChar **argv)
{
- wxIdleEvent event;
- event.SetEventObject(this);
- ProcessEvent(event);
-
- return event.MoreRequested();
-}
-
-void wxApp::OnIdle(wxIdleEvent &event)
-{
- static bool s_inOnIdle = FALSE;
-
- /* Avoid recursion (via ProcessEvent default case) */
- if (s_inOnIdle)
- return;
-
- s_inOnIdle = TRUE;
-
- /* Resend in the main thread events which have been prepared in other
- threads */
- ProcessPendingEvents();
-
- // 'Garbage' collection of windows deleted with Close().
- DeletePendingObjects();
-
-#if wxUSE_LOG
- // flush the logged messages if any
- wxLog::FlushActive();
-#endif // wxUSE_LOG
-
- // Send OnIdle events to all windows
- if ( SendIdleEvents() )
- event.RequestMore(TRUE);
-
- s_inOnIdle = FALSE;
-}
-
-bool wxApp::SendIdleEvents()
-{
- bool needMore = FALSE;
-
- wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
- while (node)
- {
- wxWindow* win = node->GetData();
- if ( SendIdleEvents(win) )
- needMore = TRUE;
- node = node->GetNext();
- }
-
- return needMore;
-}
-
-bool wxApp::SendIdleEvents(wxWindow* win)
-{
- bool needMore = FALSE;
-
- wxIdleEvent event;
- event.SetEventObject(win);
-
- win->GetEventHandler()->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;
-}
-
-int wxApp::MainLoop()
-{
- int rt;
- m_mainLoop = new wxEventLoop;
-
- rt = m_mainLoop->Run();
-
- delete m_mainLoop;
- m_mainLoop = NULL;
- return rt;
-}
-
-void wxApp::ExitMainLoop()
-{
- if ( m_mainLoop )
- m_mainLoop->Exit(0);
-}
-
-bool wxApp::Initialized()
-{
- return (wxTopLevelWindows.GetCount() != 0);
-}
-
-bool wxApp::Pending()
-{
- return wxEventLoop::GetActive()->Pending();
-}
-
-void wxApp::Dispatch()
-{
- wxEventLoop::GetActive()->Dispatch();
-}
-
-void wxApp::DeletePendingObjects()
-{
- wxNode *node = wxPendingDelete.First();
- while (node)
- {
- wxObject *obj = (wxObject *)node->Data();
-
- delete obj;
-
- if ( wxPendingDelete.Find(obj) )
- delete node;
-
- node = wxPendingDelete.First();
- }
-}
+#ifdef __DJGPP__
+ // VS: disable long filenames under DJGPP as the very first thing,
+ // since SciTech MGL doesn't like them much...
+ wxSetEnv(wxT("LFN"), wxT("N"));
+#endif
-bool wxApp::Initialize()
-{
+ // intialize MGL before creating wxFontsManager since it uses MGL funcs
if ( MGL_init(".", NULL) == 0 )
{
wxLogError(_("Cannot initialize SciTech MGL!"));
- return FALSE;
+ return false;
}
- wxClassInfo::InitializeClasses();
-
-#if wxUSE_INTL
- wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
-#endif
-
- // GL: I'm annoyed ... I don't know where to put this and I don't want to
- // create a module for that as it's part of the core.
-#if wxUSE_THREADS
- wxPendingEvents = new wxList;
- wxPendingEventsLocker = new wxCriticalSection;
-#endif
-
- wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
- wxTheColourDatabase->Initialize();
-
- // Can't do this in wxModule, because fonts are needed by stock lists
+ // must do it before calling wxAppBase::Initialize(), because fonts are
+ // needed by stock lists which are created there
wxTheFontsManager = new wxFontsManager;
- wxInitializeStockLists();
- wxInitializeStockObjects();
-
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
-
- return TRUE;
-}
-
-void wxApp::CleanUp()
-{
-#if wxUSE_LOG
- // continuing to use user defined log target is unsafe from now on because
- // some resources may be already unavailable, so replace it by something
- // more safe
- wxLog *oldlog = wxLog::SetActiveTarget(new wxLogStderr);
- if ( oldlog )
- delete oldlog;
-#endif // wxUSE_LOG
-
- delete gs_rootWindow;
-
- wxModule::CleanUpModules();
-
- if (wxTheColourDatabase)
- delete wxTheColourDatabase;
-
- wxTheColourDatabase = (wxColourDatabase*) NULL;
-
- wxDeleteStockObjects();
- wxDeleteStockLists();
-
- delete wxTheApp;
- wxTheApp = (wxApp*) NULL;
-
-
- // GL: I'm annoyed ... I don't know where to put this and I don't want to
- // create a module for that as it's part of the core.
-#if wxUSE_THREADS
- delete wxPendingEvents;
- delete wxPendingEventsLocker;
-#endif
-
- wxClassInfo::CleanUpClasses();
-
- // Can't do this in wxModule, because fonts are needed by stock lists
- // (do it after deleting wxTheApp and cleaning modules up, since somebody
- // may be deleting fonts that lately)
- delete wxTheFontsManager;
- wxTheFontsManager = (wxFontsManager*) NULL;
-
- // check for memory leaks
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
+ if ( !wxAppBase::Initialize(argc, argv) )
{
- wxLogDebug(wxT("There were memory leaks.\n"));
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
+ delete wxTheFontsManager;
+ wxTheFontsManager = NULL;
+ MGL_exit();
+ return false;
}
-#endif // Debug
-
-#if wxUSE_LOG
- // do this as the very last thing because everything else can log messages
- wxLog::DontCreateOnDemand();
-
- wxLog *oldLog = wxLog::SetActiveTarget( (wxLog*) NULL );
- if (oldLog)
- delete oldLog;
-#endif // wxUSE_LOG
-
- wxDestroyMGL_WM();
- MGL_exit();
-}
-
-
-int wxEntryStart(int argc, char *argv[])
-{
- return wxApp::Initialize() ? 0 : -1;
-}
-
-
-int wxEntryInitGui()
-{
- return wxTheApp->OnInitGui() ? 0 : -1;
-}
+#if wxUSE_INTL
+ wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
+#endif
-void wxEntryCleanup()
-{
- wxApp::CleanUp();
+ return true;
}
-
-
-int wxEntry(int argc, char *argv[])
+// Modules are cleaned up after wxApp::CleanUp(), and some modules may
+// require MGL to still be alive, e.g. the stock fonts need the fonts
+// manager. So append this module last minute in wxApp::CleanUp() to close
+// down MGL after all the other modules have been cleaned up.
+//
+struct wxMGLFinalCleanup: public wxModule
{
-#ifdef __DJGPP__
- // VS: disable long filenames under DJGPP as the very first thing,
- // since SciTech MGL doesn't like them much...
- wxSetEnv(wxT("LFN"), wxT("N"));
-#endif
-
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- // This seems to be necessary since there are 'rogue'
- // objects present at this point (perhaps global objects?)
- // Setting a checkpoint will ignore them as far as the
- // memory checking facility is concerned.
- // Of course you may argue that memory allocated in globals should be
- // checked, but this is a reasonable compromise.
- wxDebugContext::SetCheckpoint();
-#endif
- int err = wxEntryStart(argc, argv);
- if ( err )
- return err;
-
- if ( !wxTheApp )
- {
- wxCHECK_MSG( wxApp::GetInitializerFunction(), -1,
- wxT("wxWindows error: No initializer - use IMPLEMENT_APP macro.\n") );
-
- wxAppInitializerFunction app_ini = wxApp::GetInitializerFunction();
+ bool OnInit() { return true; }
- wxObject *test_app = app_ini();
-
- wxTheApp = (wxApp*) test_app;
- }
-
- wxCHECK_MSG( wxTheApp, -1, wxT("wxWindows error: no application object") );
-
- wxTheApp->argc = argc;
-#if wxUSE_UNICODE
- wxTheApp->argv = new wxChar*[argc+1];
- int mb_argc = 0;
- while (mb_argc < argc)
+ void OnExit()
{
- wxTheApp->argv[mb_argc] = wxStrdup(wxConvLibc.cMB2WX(argv[mb_argc]));
- mb_argc++;
- }
- wxTheApp->argv[mb_argc] = (wxChar *)NULL;
-#else
- wxTheApp->argv = argv;
-#endif
-
- wxString name(wxFileNameFromPath(argv[0]));
- wxStripExtension(name);
- wxTheApp->SetAppName(name);
+ delete wxTheFontsManager;
+ wxTheFontsManager = (wxFontsManager*) NULL;
- int retValue;
- retValue = wxEntryInitGui();
-
- // Here frames insert themselves automatically into wxTopLevelWindows by
- // getting created in OnInit().
- if ( retValue == 0 )
- {
- if ( !wxTheApp->OnInit() )
- retValue = -1;
+ wxDestroyMGL_WM();
+ MGL_exit();
}
+};
- if ( retValue == 0 )
- {
- /* delete pending toplevel windows (typically a single
- dialog) so that, if there isn't any left, we don't
- call OnRun() */
- wxTheApp->DeletePendingObjects();
-
- if ( wxTheApp->Initialized() )
- {
- wxTheApp->OnRun();
-
- wxWindow *topWindow = wxTheApp->GetTopWindow();
- if ( topWindow )
- {
- /* Forcibly delete the window. */
- if (topWindow->IsKindOf(CLASSINFO(wxFrame)) ||
- topWindow->IsKindOf(CLASSINFO(wxDialog)) )
- {
- topWindow->Close(TRUE);
- wxTheApp->DeletePendingObjects();
- }
- else
- {
- delete topWindow;
- wxTheApp->SetTopWindow((wxWindow*) NULL);
- }
- }
-
-#if wxUSE_LOG
- // flush the logged messages if any
- wxLog *log = wxLog::GetActiveTarget();
- if (log != NULL && log->HasPendingMessages())
- log->Flush();
-#endif // wxUSE_LOG
- retValue = wxTheApp->OnExit();
- }
- }
+void wxApp::CleanUp()
+{
+ delete gs_rootWindow;
- wxEntryCleanup();
+ wxAppBase::CleanUp();
- return retValue;
+ wxModule::RegisterModule(new wxMGLFinalCleanup);
}
projects / wxWidgets.git / blobdiff