// Author: Vaclav Slavik
// based on GTK and MSW implementations
// Id: $Id$
-// Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
+// Copyright: (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#pragma hdrstop
#endif
+
#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"
#endif
#include "wx/app.h"
+#include "wx/fontutil.h"
+#include "wx/univ/theme.h"
+#include "wx/univ/renderer.h"
+#include "wx/univ/colschem.h"
+#include "wx/sysopt.h"
#include "wx/mgl/private.h"
//-----------------------------------------------------------------------------
-// Global data
-//-----------------------------------------------------------------------------
-
-wxApp *wxTheApp = NULL;
-wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NULL;
-
-static wxEventLoop *gs_mainEventLoop = NULL;
-
-
-//-----------------------------------------------------------------------------
-// wxExit
+// wxApp::Exit()
//-----------------------------------------------------------------------------
-void wxExit()
+void wxApp::Exit()
{
MGL_exit();
exit(0);
static bool gs_inYield = FALSE;
-bool wxYield()
+bool wxApp::Yield(bool onlyIfNeeded)
{
+ if ( gs_inYield )
+ {
+ if ( !onlyIfNeeded )
+ {
+ wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ }
+
+ return FALSE;
+ }
+
#if wxUSE_THREADS
if ( !wxThread::IsMain() )
{
wxLog::Suspend();
- while (gs_mainEventLoop->Pending())
- gs_mainEventLoop->Dispatch();
-
+ if ( wxEventLoop::GetActive() )
+ {
+ while (wxEventLoop::GetActive()->Pending())
+ wxEventLoop::GetActive()->Dispatch();
+ }
+
/* it's necessary to call ProcessIdle() to update the frames sizes which
might have been changed (it also will update other things set from
OnUpdateUI() which is a nice (and desired) side effect) */
return TRUE;
}
-bool wxYieldIfNeeded()
-{
- if (gs_inYield)
- return FALSE;
-
- return wxYield();
-}
-
//-----------------------------------------------------------------------------
// wxWakeUpIdle
//-----------------------------------------------------------------------------
-void wxWakeUpIdle()
+void wxApp::WakeUpIdle()
{
#if wxUSE_THREADS
if (!wxThread::IsMain())
wxMutexGuiEnter();
#endif
- while (wxTheApp->ProcessIdle()) {}
+ while (wxTheApp->ProcessIdle())
+ ;
#if wxUSE_THREADS
if (!wxThread::IsMain())
#endif
}
+//-----------------------------------------------------------------------------
+// Root window
+//-----------------------------------------------------------------------------
+
+class wxRootWindow : public wxWindow
+{
+ public:
+ wxRootWindow() : wxWindow(NULL, -1)
+ {
+ SetMGLwindow_t(MGL_wmGetRootWindow(g_winMng));
+ SetBackgroundColour(wxTHEME_COLOUR(DESKTOP));
+ }
+ ~wxRootWindow()
+ {
+ // we don't want to delete MGL_WM's rootWnd
+ m_wnd = NULL;
+ }
+
+ virtual bool AcceptsFocus() const { return FALSE; }
+
+ DECLARE_DYNAMIC_CLASS(wxRootWindow)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxRootWindow, wxWindow)
+
+static wxRootWindow *gs_rootWindow = NULL;
+
+//-----------------------------------------------------------------------------
+// MGL initialization
+//-----------------------------------------------------------------------------
+
+static bool wxCreateMGL_WM(const wxDisplayModeInfo& displayMode)
+{
+ int mode;
+ int refresh = MGL_DEFAULT_REFRESH;
+
+#if wxUSE_SYSTEM_OPTIONS
+ if ( wxSystemOptions::HasOption(wxT("mgl.screen-refresh")) )
+ refresh = wxSystemOptions::GetOptionInt(wxT("mgl.screen-refresh"));
+#endif
+
+ mode = MGL_findMode(displayMode.GetWidth(),
+ displayMode.GetHeight(),
+ displayMode.GetDepth());
+ if ( mode == -1 )
+ {
+ wxLogError(_("Mode %ix%i-%i not available."),
+ displayMode.GetWidth(),
+ displayMode.GetHeight(),
+ displayMode.GetDepth());
+ return FALSE;
+ }
+ g_displayDC = new MGLDisplayDC(mode, 1, refresh);
+ if ( !g_displayDC->isValid() )
+ {
+ delete g_displayDC;
+ g_displayDC = NULL;
+ return FALSE;
+ }
+
+ g_winMng = MGL_wmCreate(g_displayDC->getDC());
+ if (!g_winMng)
+ return FALSE;
+
+ return TRUE;
+}
+
+static void wxDestroyMGL_WM()
+{
+ if ( g_winMng )
+ {
+ MGL_wmDestroy(g_winMng);
+ g_winMng = NULL;
+ }
+ if ( g_displayDC )
+ {
+ delete g_displayDC;
+ g_displayDC = NULL;
+ }
+}
+
//-----------------------------------------------------------------------------
// wxApp
//-----------------------------------------------------------------------------
END_EVENT_TABLE()
-wxApp::wxApp()
+wxApp::wxApp() : m_mainLoop(NULL)
{
}
{
}
-bool wxApp::OnInitGui()
+wxDisplayModeInfo wxGetDefaultDisplayMode()
{
- if ( MGL_init(".", NULL) == 0 )
+ wxString mode;
+ unsigned w, h, bpp;
+
+ if ( !wxGetEnv(wxT("WXMODE"), &mode) ||
+ (wxSscanf(mode.c_str(), _T("%ux%u-%u"), &w, &h, &bpp) != 3) )
+ {
+ w = 640, h = 480, bpp = 16;
+ }
+
+ return wxDisplayModeInfo(w, h, bpp);
+}
+
+bool wxApp::SetDisplayMode(const wxDisplayModeInfo& mode)
+{
+ if ( !mode.IsOk() )
+ {
return FALSE;
- if ( !wxCreateMGL_WM() )
+ }
+ 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;
+ }
- // This has to be done *after* wxCreateMGL_WM() because it initializes
- // wxUniv's themes
- if ( !wxAppBase::OnInitGui() )
+ if ( !wxCreateMGL_WM(mode) )
return FALSE;
+ gs_rootWindow = new wxRootWindow;
+
+ m_displayMode = mode;
return TRUE;
}
-bool wxApp::ProcessIdle()
+bool wxApp::OnInitGui()
{
- wxIdleEvent event;
- event.SetEventObject(this);
- ProcessEvent(event);
+ if ( !wxAppBase::OnInitGui() )
+ 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
+ wxString redirect;
+ if ( wxGetEnv(wxT("WXSTDERR"), &redirect) )
+ freopen(redirect.mb_str(), "wt", stderr);
+#endif
+
+ wxLog *oldLog = wxLog::SetActiveTarget(new wxLogGui);
+ if ( oldLog ) delete oldLog;
- return event.MoreRequested();
+ return TRUE;
}
void wxApp::OnIdle(wxIdleEvent &event)
// '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 0 // FIXME_MGL - what the hell it is?
- win->OnInternalIdle();
-
- if ( event.MoreRequested() )
- needMore = TRUE;
-#endif
-
- 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;
- gs_mainEventLoop = new wxEventLoop;
- rt = gs_mainEventLoop->Run();
- delete gs_mainEventLoop;
- gs_mainEventLoop = NULL;
+ m_mainLoop = new wxEventLoop;
+
+ rt = m_mainLoop->Run();
+
+ delete m_mainLoop;
+ m_mainLoop = NULL;
return rt;
}
void wxApp::ExitMainLoop()
{
- gs_mainEventLoop->Exit(0);
+ if ( m_mainLoop )
+ m_mainLoop->Exit(0);
}
bool wxApp::Initialized()
{
- // FIXME_MGL -- only for now because we don't have wxFrame/wxDialog yet
- return TRUE;
- //return (wxTopLevelWindows.GetCount() != 0);
+ return (wxTopLevelWindows.GetCount() != 0);
}
bool wxApp::Pending()
{
- return gs_mainEventLoop->Pending();
+ return wxEventLoop::GetActive()->Pending();
}
void wxApp::Dispatch()
{
- gs_mainEventLoop->Dispatch();
+ wxEventLoop::GetActive()->Dispatch();
}
-void wxApp::DeletePendingObjects()
+bool wxApp::Initialize(int& argc, wxChar **argv)
{
- wxNode *node = wxPendingDelete.First();
- while (node)
- {
- wxObject *obj = (wxObject *)node->Data();
+#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
- delete obj;
+ // must do it before calling wxAppBase::Initialize(), because fonts are
+ // needed by stock lists which are created there
+ wxTheFontsManager = new wxFontsManager;
- if ( wxPendingDelete.Find(obj) )
- delete node;
+ if ( !wxAppBase::Initialize(argc, argv) )
+ return false;
- node = wxPendingDelete.First();
- }
-}
+ if ( MGL_init(".", NULL) == 0 )
+ {
+ wxLogError(_("Cannot initialize SciTech MGL!"));
-bool wxApp::Initialize()
-{
- wxBuffer = new wxChar[BUFSIZ + 512];
+ wxAppBase::CleanUp();
- wxClassInfo::InitializeClasses();
+ return false;
+ }
- wxSystemSettings::Init();
-
#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();
-
- wxInitializeStockLists();
- wxInitializeStockObjects();
-
-#if wxUSE_WX_RESOURCES
- wxInitializeResourceSystem();
-#endif
-
- wxModule::RegisterModules();
- if (!wxModule::InitializeModules()) return FALSE;
-
- return TRUE;
-}
-
-#include "info.xpm"
-#include "error.xpm"
-#include "question.xpm"
-#include "warning.xpm"
-
-wxIcon wxApp::GetStdIcon(int which) const
-{
- switch(which)
- {
- case wxICON_INFORMATION:
- return wxIcon(info_xpm);
- case wxICON_QUESTION:
- return wxIcon(question_xpm);
- case wxICON_EXCLAMATION:
- return wxIcon(warning_xpm);
- default:
- wxFAIL_MSG(wxT("requested non existent standard icon"));
- // still fall through
- case wxICON_HAND:
- return wxIcon(error_xpm);
- }
+ return true;
}
void wxApp::CleanUp()
{
-#if wxUSE_LOG
- // flush the logged messages if any
- wxLog *log = wxLog::GetActiveTarget();
- if (log != NULL && log->HasPendingMessages())
- log->Flush();
-
- // 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
-
- wxModule::CleanUpModules();
-
-#if wxUSE_WX_RESOURCES
- wxCleanUpResourceSystem();
-#endif
-
- 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
-
- wxSystemSettings::Done();
+ delete gs_rootWindow;
- delete[] wxBuffer;
+ wxAppBase::CleanUp();
- wxClassInfo::CleanUpClasses();
-
- // check for memory leaks
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
- {
- wxLogDebug(wxT("There were memory leaks.\n"));
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
-#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
+ // must do this after calling base class CleanUp()
+ delete wxTheFontsManager;
+ wxTheFontsManager = (wxFontsManager*) NULL;
wxDestroyMGL_WM();
MGL_exit();
}
-
-int wxEntryStart(int argc, char *argv[])
-{
- return wxApp::Initialize() ? 0 : -1;
-}
-
-
-int wxEntryInitGui()
-{
- return wxTheApp->OnInitGui() ? 0 : -1;
-}
-
-
-void wxEntryCleanup()
-{
- wxApp::CleanUp();
-}
-
-
-
-int wxEntry(int argc, char *argv[])
-{
-#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();
-
- 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)
- {
- 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);
-
- int retValue;
- retValue = wxEntryInitGui();
-
- // Here frames insert themselves automatically into wxTopLevelWindows by
- // getting created in OnInit().
- if ( retValue == 0 )
- {
- if ( !wxTheApp->OnInit() )
- retValue = -1;
- }
-
- 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);
- }
- }
-
- retValue = wxTheApp->OnExit();
- }
- }
-
- wxEntryCleanup();
-
- return retValue;
-}
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