Rework the wxCusor ctor taking wx stock number to provide as many cursors as

[wxWidgets.git] / src / common / appcmn.cpp

diff --git a/src/common/appcmn.cpp b/src/common/appcmn.cpp
index 78ede412b947a79f9c5afb3f69bb577e3085e26c..8a33c3f31ffb4fec8ddebea7e090f5090b454aab 100644 (file)
--- a/src/common/appcmn.cpp
+++ b/src/common/appcmn.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        common/appcmn.cpp
+// Name:        src/common/appcmn.cpp

 // Purpose:     wxAppConsole and wxAppBase methods common to all platforms
 // Author:      Vadim Zeitlin
 // Modified by:
 // Purpose:     wxAppConsole and wxAppBase methods common to all platforms
 // Author:      Vadim Zeitlin
 // Modified by:


@@ -17,10 +17,6 @@
 // headers
 // ---------------------------------------------------------------------------
 
 // headers
 // ---------------------------------------------------------------------------
 

-#ifdef __GNUG__
-    #pragma implementation "appbase.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -30,19 +26,40 @@
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"

-    #include "wx/intl.h"
-    #include "wx/list.h"
+    #include "wx/window.h"
+    #include "wx/bitmap.h"

     #include "wx/log.h"
     #include "wx/msgdlg.h"
     #include "wx/log.h"
     #include "wx/msgdlg.h"

+    #include "wx/confbase.h"
+    #include "wx/utils.h"
+    #include "wx/wxcrtvararg.h"

 #endif
 
 #include "wx/apptrait.h"
 #endif
 
 #include "wx/apptrait.h"

+#include "wx/cmdline.h"
+#include "wx/msgout.h"
+#include "wx/thread.h"
+#include "wx/vidmode.h"
+
+#ifdef __WXDEBUG__
+    #if wxUSE_STACKWALKER
+        #include "wx/stackwalk.h"
+    #endif // wxUSE_STACKWALKER
+#endif // __WXDEBUG__
+
+#if defined(__WXMSW__)
+    #include  "wx/msw/private.h"  // includes windows.h for LOGFONT
+#endif
+

 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"
 #endif // wxUSE_FONTMAP
 #if wxUSE_FONTMAP
     #include "wx/fontmap.h"
 #endif // wxUSE_FONTMAP

-#include "wx/msgout.h"
-#include "wx/thread.h"
-#include "wx/utils.h"
+
+// DLL options compatibility check:
+#include "wx/build.h"
+WX_CHECK_BUILD_OPTIONS("wxCore")
+
+WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete;

 
 // ============================================================================
 // wxAppBase implementation
 
 // ============================================================================
 // wxAppBase implementation


@@ -55,8 +72,11 @@
 wxAppBase::wxAppBase()
 {
     m_topWindow = (wxWindow *)NULL;
 wxAppBase::wxAppBase()
 {
     m_topWindow = (wxWindow *)NULL;

-    m_useBestVisual = FALSE;
-    m_isActive = TRUE;
+
+    m_useBestVisual = false;
+    m_forceTrueColour = false;
+
+    m_isActive = true;

 
     // We don't want to exit the app if the user code shows a dialog from its
     // OnInit() -- but this is what would happen if we set m_exitOnFrameDelete
 
     // We don't want to exit the app if the user code shows a dialog from its
     // OnInit() -- but this is what would happen if we set m_exitOnFrameDelete


@@ -64,29 +84,21 @@ wxAppBase::wxAppBase()
     // OTOH, if we set it to No initially we'll have to overwrite it with Yes
     // when we enter our OnRun() because we do want the default behaviour from
     // then on. But this would be a problem if the user code calls
     // OTOH, if we set it to No initially we'll have to overwrite it with Yes
     // when we enter our OnRun() because we do want the default behaviour from
     // then on. But this would be a problem if the user code calls

-    // SetExitOnFrameDelete(FALSE) from OnInit().
+    // SetExitOnFrameDelete(false) from OnInit().

     //
     // So we use the special "Later" value which is such that
     //
     // So we use the special "Later" value which is such that

-    // GetExitOnFrameDelete() returns FALSE for it but which we know we can
+    // GetExitOnFrameDelete() returns false for it but which we know we can

     // safely (i.e. without losing the effect of the users SetExitOnFrameDelete
     // call) overwrite in OnRun()
     m_exitOnFrameDelete = Later;
 }
 
     // safely (i.e. without losing the effect of the users SetExitOnFrameDelete
     // call) overwrite in OnRun()
     m_exitOnFrameDelete = Later;
 }
 

-bool wxAppBase::Initialize(int& argc, wxChar **argv)
+bool wxAppBase::Initialize(int& argcOrig, wxChar **argvOrig)

 {
 {

-    if ( !wxAppConsole::Initialize(argc, argv) )
+    if ( !wxAppConsole::Initialize(argcOrig, argvOrig) )

         return false;
 
         return false;
 

-#if wxUSE_THREADS
-    wxPendingEventsLocker = new wxCriticalSection;
-#endif
-
-    wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
-    wxTheColourDatabase->Initialize();
-

     wxInitializeStockLists();
     wxInitializeStockLists();

-    wxInitializeStockObjects();

 
     wxBitmap::InitStandardHandlers();
 
 
     wxBitmap::InitStandardHandlers();
 


@@ -104,12 +116,22 @@ wxAppBase::~wxAppBase()
 
 void wxAppBase::CleanUp()
 {
 
 void wxAppBase::CleanUp()
 {

-    // one last chance for pending objects to be cleaned up
+    // clean up all the pending objects

     DeletePendingObjects();
 
     DeletePendingObjects();
 

+    // and any remaining TLWs (they remove themselves from wxTopLevelWindows
+    // when destroyed, so iterate until none are left)
+    while ( !wxTopLevelWindows.empty() )
+    {
+        // do not use Destroy() here as it only puts the TLW in pending list
+        // but we want to delete them now
+        delete wxTopLevelWindows.GetFirst()->GetData();
+    }
+
+    // undo everything we did in Initialize() above

     wxBitmap::CleanUpHandlers();
 
     wxBitmap::CleanUpHandlers();
 

-    wxDeleteStockObjects();
+    wxStockGDI::DeleteAll();

 
     wxDeleteStockLists();
 
 
     wxDeleteStockLists();
 


@@ -117,19 +139,146 @@ void wxAppBase::CleanUp()
     wxTheColourDatabase = NULL;
 
 #if wxUSE_THREADS
     wxTheColourDatabase = NULL;
 
 #if wxUSE_THREADS

-    delete wxPendingEvents;
-    wxPendingEvents = NULL;
+    #if wxUSE_VALIDATORS
+        // If we don't do the following, we get an apparent memory leak.
+        ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();
+    #endif // wxUSE_VALIDATORS
+#endif // wxUSE_THREADS

 
 

-    delete wxPendingEventsLocker;
-    wxPendingEventsLocker = NULL;
+    wxAppConsole::CleanUp();
+}

 
 

-#if wxUSE_VALIDATORS
-    // If we don't do the following, we get an apparent memory leak.
-    ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();
-#endif // wxUSE_VALIDATORS
-#endif // wxUSE_THREADS
+// ----------------------------------------------------------------------------
+// various accessors
+// ----------------------------------------------------------------------------
+
+wxWindow* wxAppBase::GetTopWindow() const
+{
+    wxWindow* window = m_topWindow;
+    if (window == NULL && wxTopLevelWindows.GetCount() > 0)
+        window = wxTopLevelWindows.GetFirst()->GetData();
+    return window;

 }
 
 }
 

+wxVideoMode wxAppBase::GetDisplayMode() const
+{
+    return wxVideoMode();
+}
+
+wxLayoutDirection wxAppBase::GetLayoutDirection() const
+{
+#if wxUSE_INTL
+    const wxLocale *const locale = wxGetLocale();
+    if ( locale )
+    {
+        const wxLanguageInfo *const
+            info = wxLocale::GetLanguageInfo(locale->GetLanguage());
+
+        if ( info )
+            return info->LayoutDirection;
+    }
+#endif // wxUSE_INTL
+
+    // we don't know
+    return wxLayout_Default;
+}
+
+#if wxUSE_CMDLINE_PARSER
+
+// ----------------------------------------------------------------------------
+// GUI-specific command line options handling
+// ----------------------------------------------------------------------------
+
+#define OPTION_THEME   _T("theme")
+#define OPTION_MODE    _T("mode")
+
+void wxAppBase::OnInitCmdLine(wxCmdLineParser& parser)
+{
+    // first add the standard non GUI options
+    wxAppConsole::OnInitCmdLine(parser);
+
+    // the standard command line options
+    static const wxCmdLineEntryDesc cmdLineGUIDesc[] =
+    {
+#ifdef __WXUNIVERSAL__
+        {
+            wxCMD_LINE_OPTION,
+            wxEmptyString,
+            OPTION_THEME,
+            gettext_noop("specify the theme to use"),
+            wxCMD_LINE_VAL_STRING,
+            0x0
+        },
+#endif // __WXUNIVERSAL__
+
+#if defined(__WXMGL__)
+        // VS: this is not specific to wxMGL, all fullscreen (framebuffer) ports
+        //     should provide this option. That's why it is in common/appcmn.cpp
+        //     and not mgl/app.cpp
+        {
+            wxCMD_LINE_OPTION,
+            wxEmptyString,
+            OPTION_MODE,
+            gettext_noop("specify display mode to use (e.g. 640x480-16)"),
+            wxCMD_LINE_VAL_STRING,
+            0x0
+        },
+#endif // __WXMGL__
+
+        // terminator
+        {
+            wxCMD_LINE_NONE,
+            wxEmptyString,
+            wxEmptyString,
+            wxEmptyString,
+            wxCMD_LINE_VAL_NONE,
+            0x0
+        }
+    };
+
+    parser.SetDesc(cmdLineGUIDesc);
+}
+
+bool wxAppBase::OnCmdLineParsed(wxCmdLineParser& parser)
+{
+#ifdef __WXUNIVERSAL__
+    wxString themeName;
+    if ( parser.Found(OPTION_THEME, &themeName) )
+    {
+        wxTheme *theme = wxTheme::Create(themeName);
+        if ( !theme )
+        {
+            wxLogError(_("Unsupported theme '%s'."), themeName.c_str());
+            return false;
+        }
+
+        // Delete the defaultly created theme and set the new theme.
+        delete wxTheme::Get();
+        wxTheme::Set(theme);
+    }
+#endif // __WXUNIVERSAL__
+
+#if defined(__WXMGL__)
+    wxString modeDesc;
+    if ( parser.Found(OPTION_MODE, &modeDesc) )
+    {
+        unsigned w, h, bpp;
+        if ( wxSscanf(modeDesc.c_str(), _T("%ux%u-%u"), &w, &h, &bpp) != 3 )
+        {
+            wxLogError(_("Invalid display mode specification '%s'."), modeDesc.c_str());
+            return false;
+        }
+
+        if ( !SetDisplayMode(wxVideoMode(w, h, bpp)) )
+            return false;
+    }
+#endif // __WXMGL__
+
+    return wxAppConsole::OnCmdLineParsed(parser);
+}
+
+#endif // wxUSE_CMDLINE_PARSER
+

 // ----------------------------------------------------------------------------
 // OnXXX() hooks
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // OnXXX() hooks
 // ----------------------------------------------------------------------------


@@ -138,10 +287,10 @@ bool wxAppBase::OnInitGui()
 {
 #ifdef __WXUNIVERSAL__
     if ( !wxTheme::Get() && !wxTheme::CreateDefault() )
 {
 #ifdef __WXUNIVERSAL__
     if ( !wxTheme::Get() && !wxTheme::CreateDefault() )

-        return FALSE;
+        return false;

 #endif // __WXUNIVERSAL__
 
 #endif // __WXUNIVERSAL__
 

-    return TRUE;
+    return true;

 }
 
 int wxAppBase::OnRun()
 }
 
 int wxAppBase::OnRun()


@@ -154,17 +303,21 @@ int wxAppBase::OnRun()
     }
     //else: it has been changed, assume the user knows what he is doing
 
     }
     //else: it has been changed, assume the user knows what he is doing
 

-    return MainLoop();
+    return wxAppConsole::OnRun();

 }
 
 }
 

-void wxAppBase::Exit()
+int wxAppBase::OnExit()

 {
 {

-    ExitMainLoop();
+#ifdef __WXUNIVERSAL__
+    delete wxTheme::Set(NULL);
+#endif // __WXUNIVERSAL__
+
+    return wxAppConsole::OnExit();

 }
 
 wxAppTraits *wxAppBase::CreateTraits()
 {
 }
 
 wxAppTraits *wxAppBase::CreateTraits()
 {

-    return wxAppTraits::CreateGUI();
+    return new wxGUIAppTraits;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -184,17 +337,24 @@ void wxAppBase::SetActive(bool active, wxWindow * WXUNUSED(lastFocus))
     (void)ProcessEvent(event);
 }
 
     (void)ProcessEvent(event);
 }
 

+// ----------------------------------------------------------------------------
+// idle handling
+// ----------------------------------------------------------------------------
+

 void wxAppBase::DeletePendingObjects()
 {
 void wxAppBase::DeletePendingObjects()
 {

-    wxNode *node = wxPendingDelete.GetFirst();
+    wxList::compatibility_iterator node = wxPendingDelete.GetFirst();

     while (node)
     {
         wxObject *obj = node->GetData();
 
     while (node)
     {
         wxObject *obj = node->GetData();
 

-        delete obj;
+        // remove it from the list first so that if we get back here somehow
+        // during the object deletion (e.g. wxYield called from its dtor) we
+        // wouldn't try to delete it the second time
+        if ( wxPendingDelete.Member(obj) )
+            wxPendingDelete.Erase(node);

 
 

-        if (wxPendingDelete.Member(obj))
-            delete node;
+        delete obj;

 
         // Deleting one object may have deleted other pending
         // objects, so start from beginning of list again.
 
         // Deleting one object may have deleted other pending
         // objects, so start from beginning of list again.


@@ -202,6 +362,69 @@ void wxAppBase::DeletePendingObjects()
     }
 }
 
     }
 }
 

+// Returns true if more time is needed.
+bool wxAppBase::ProcessIdle()
+{
+    // process pending wx events before sending idle events
+    ProcessPendingEvents();
+
+    wxIdleEvent event;
+    bool needMore = false;
+    wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
+    while (node)
+    {
+        wxWindow* win = node->GetData();
+        if (SendIdleEvents(win, event))
+            needMore = true;
+        node = node->GetNext();
+    }
+
+    if (wxAppConsole::ProcessIdle())
+        needMore = true;
+
+    // 'Garbage' collection of windows deleted with Close().
+    DeletePendingObjects();
+
+#if wxUSE_LOG
+    // flush the logged messages if any
+    wxLog::FlushActive();
+#endif
+
+    wxUpdateUIEvent::ResetUpdateTime();
+
+    return needMore;
+}
+
+// Send idle event to window and all subwindows
+bool wxAppBase::SendIdleEvents(wxWindow* win, wxIdleEvent& event)
+{
+    bool needMore = false;
+
+    win->OnInternalIdle();
+
+    // should we send idle event to this window?
+    if ( wxIdleEvent::GetMode() == wxIDLE_PROCESS_ALL ||
+            win->HasExtraStyle(wxWS_EX_PROCESS_IDLE) )
+    {
+        event.SetEventObject(win);
+        win->GetEventHandler()->ProcessEvent(event);
+
+        if (event.MoreRequested())
+            needMore = true;
+    }
+    wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
+    while ( node )
+    {
+        wxWindow *child = node->GetData();
+        if (SendIdleEvents(child, event))
+            needMore = true;
+
+        node = node->GetNext();
+    }
+
+    return needMore;
+}
+

 // ----------------------------------------------------------------------------
 // wxGUIAppTraitsBase
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxGUIAppTraitsBase
 // ----------------------------------------------------------------------------


@@ -210,7 +433,12 @@ void wxAppBase::DeletePendingObjects()
 
 wxLog *wxGUIAppTraitsBase::CreateLogTarget()
 {
 
 wxLog *wxGUIAppTraitsBase::CreateLogTarget()
 {

+#if wxUSE_LOGGUI

     return new wxLogGui;
     return new wxLogGui;

+#else
+    // we must have something!
+    return new wxLogStderr;
+#endif

 }
 
 #endif // wxUSE_LOG
 }
 
 #endif // wxUSE_LOG


@@ -243,24 +471,42 @@ wxFontMapper *wxGUIAppTraitsBase::CreateFontMapper()
 
 #endif // wxUSE_FONTMAP
 
 
 #endif // wxUSE_FONTMAP
 

+wxRendererNative *wxGUIAppTraitsBase::CreateRenderer()
+{
+    // use the default native renderer by default
+    return NULL;
+}
+

 #ifdef __WXDEBUG__
 
 bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 {
 #ifdef __WXDEBUG__
 
 bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
 {

+#if defined(__WXMSW__) || !wxUSE_MSGDLG

     // under MSW we prefer to use the base class version using ::MessageBox()
     // even if wxMessageBox() is available because it has less chances to
     // double fault our app than our wxMessageBox()
     // under MSW we prefer to use the base class version using ::MessageBox()
     // even if wxMessageBox() is available because it has less chances to
     // double fault our app than our wxMessageBox()

-#if defined(__WXMSW__) || !wxUSE_MSGDLG

     return wxAppTraitsBase::ShowAssertDialog(msg);
 #else // wxUSE_MSGDLG
     return wxAppTraitsBase::ShowAssertDialog(msg);
 #else // wxUSE_MSGDLG

+    wxString msgDlg = msg;
+
+#if wxUSE_STACKWALKER
+    // on Unix stack frame generation may take some time, depending on the
+    // size of the executable mainly... warn the user that we are working
+    wxFprintf(stderr, wxT("[Debug] Generating a stack trace... please wait"));
+    fflush(stderr);
+
+    const wxString stackTrace = GetAssertStackTrace();
+    if ( !stackTrace.empty() )
+        msgDlg << _T("\n\nCall stack:\n") << stackTrace;
+#endif // wxUSE_STACKWALKER
+

     // this message is intentionally not translated -- it is for
     // developpers only
     // this message is intentionally not translated -- it is for
     // developpers only

-    wxString msgDlg(msg);

     msgDlg += wxT("\nDo you want to stop the program?\n")
               wxT("You can also choose [Cancel] to suppress ")
               wxT("further warnings.");
 
     msgDlg += wxT("\nDo you want to stop the program?\n")
               wxT("You can also choose [Cancel] to suppress ")
               wxT("further warnings.");
 

-    switch ( wxMessageBox(msgDlg, wxT("wxWindows Debug Alert"),
+    switch ( wxMessageBox(msgDlg, wxT("wxWidgets Debug Alert"),

                           wxYES_NO | wxCANCEL | wxICON_STOP ) )
     {
         case wxYES:
                           wxYES_NO | wxCANCEL | wxICON_STOP ) )
     {
         case wxYES:


@@ -302,12 +548,34 @@ void wxGUIAppTraitsBase::RemoveFromPendingDelete(wxObject *object)
     wxPendingDelete.DeleteObject(object);
 }
 
     wxPendingDelete.DeleteObject(object);
 }
 

-// ----------------------------------------------------------------------------
-// wxAppTraits
-// ----------------------------------------------------------------------------
+#if wxUSE_SOCKETS
+
+#if defined(__WINDOWS__)
+    #include "wx/msw/gsockmsw.h"
+#elif defined(__UNIX__) || defined(__DARWIN__) || defined(__OS2__)
+    #include "wx/unix/gsockunx.h"
+#elif defined(__WXMAC__)
+    #include <MacHeaders.c>
+    #define OTUNIXERRORS 1
+    #include <OpenTransport.h>
+    #include <OpenTransportProviders.h>
+    #include <OpenTptInternet.h>

 
 

-wxAppTraits *wxAppTraitsBase::CreateGUI()
+    #include "wx/mac/gsockmac.h"
+#else
+    #error "Must include correct GSocket header here"
+#endif
+
+GSocketGUIFunctionsTable* wxGUIAppTraitsBase::GetSocketGUIFunctionsTable()

 {
 {

-    return new wxGUIAppTraits;
+#if defined(__WXMAC__) && !defined(__DARWIN__)
+    // NB: wxMac CFM does not have any GUI-specific functions in gsocket.c and
+    //     so it doesn't need this table at all
+    return NULL;
+#else // !__WXMAC__ || __DARWIN__
+    static GSocketGUIFunctionsTableConcrete table;
+    return &table;
+#endif // !__WXMAC__ || __DARWIN__

 }
 
 }
 

+#endif