Save the alpha values if the image has an alpha channel

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

diff --git a/src/common/appcmn.cpp b/src/common/appcmn.cpp
index 906f2c48d57edd4926e7f3f9a1bbae183196a494..20699cb6885d73bb33d80f16132e0acf24e67d9e 100644 (file)
--- a/src/common/appcmn.cpp
+++ b/src/common/appcmn.cpp
@@ -17,7 +17,7 @@
 // headers
 // ---------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "appbase.h"
 #endif
 
@@ -41,9 +41,11 @@
 
 #include "wx/apptrait.h"
 #include "wx/cmdline.h"
+#include "wx/evtloop.h"
 #include "wx/msgout.h"
 #include "wx/thread.h"
 #include "wx/utils.h"
+#include "wx/ptr_scpd.h"
 
 #if defined(__WXMSW__)
   #include  "wx/msw/private.h"  // includes windows.h for LOGFONT
@@ -57,6 +59,14 @@
 #include "wx/build.h"
 WX_CHECK_BUILD_OPTIONS("wxCore")
 
+
+// ----------------------------------------------------------------------------
+// wxEventLoopPtr
+// ----------------------------------------------------------------------------
+
+// this defines wxEventLoopPtr
+wxDEFINE_TIED_SCOPED_PTR_TYPE(wxEventLoop);
+
 // ============================================================================
 // wxAppBase implementation
 // ============================================================================
@@ -71,6 +81,10 @@ wxAppBase::wxAppBase()
     m_useBestVisual = FALSE;
     m_isActive = TRUE;
 
+#if wxUSE_EVTLOOP_IN_APP
+    m_mainLoop = NULL;
+#endif // wxUSE_EVTLOOP_IN_APP
+
     // 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
     // to Yes initially as this dialog would be the last top level window.
@@ -126,10 +140,10 @@ void wxAppBase::CleanUp()
     delete wxTheColourDatabase;
     wxTheColourDatabase = NULL;
 
-#if wxUSE_THREADS
     delete wxPendingEvents;
     wxPendingEvents = NULL;
 
+#if wxUSE_THREADS
     delete wxPendingEventsLocker;
     wxPendingEventsLocker = NULL;
 
@@ -226,7 +240,7 @@ bool wxAppBase::OnCmdLineParsed(wxCmdLineParser& parser)
             return FALSE;
         }
 
-        if ( !SetDisplayMode(wxDisplayModeInfo(w, h, bpp)) )
+        if ( !SetDisplayMode(wxVideoMode(w, h, bpp)) )
             return FALSE;
     }
 #endif // __WXMGL__
@@ -236,6 +250,59 @@ bool wxAppBase::OnCmdLineParsed(wxCmdLineParser& parser)
 
 #endif // wxUSE_CMDLINE_PARSER
 
+// ----------------------------------------------------------------------------
+// main event loop implementation
+// ----------------------------------------------------------------------------
+
+int wxAppBase::MainLoop()
+{
+#if wxUSE_EVTLOOP_IN_APP
+    wxEventLoopTiedPtr mainLoop(&m_mainLoop, new wxEventLoop);
+
+    return m_mainLoop->Run();
+#else // !wxUSE_EVTLOOP_IN_APP
+    return 0;
+#endif // wxUSE_EVTLOOP_IN_APP/!wxUSE_EVTLOOP_IN_APP
+}
+
+void wxAppBase::ExitMainLoop()
+{
+#if wxUSE_EVTLOOP_IN_APP
+    // we should exit from the main event loop, not just any currently active
+    // (e.g. modal dialog) event loop
+    if ( m_mainLoop && m_mainLoop->IsRunning() )
+    {
+        m_mainLoop->Exit(0);
+    }
+#endif // wxUSE_EVTLOOP_IN_APP
+}
+
+bool wxAppBase::Pending()
+{
+#if wxUSE_EVTLOOP_IN_APP
+    // use the currently active message loop here, not m_mainLoop, because if
+    // we're showing a modal dialog (with its own event loop) currently the
+    // main event loop is not running anyhow
+    wxEventLoop * const loop = wxEventLoop::GetActive();
+
+    return loop && loop->Pending();
+#else // wxUSE_EVTLOOP_IN_APP
+    return false;
+#endif // wxUSE_EVTLOOP_IN_APP/!wxUSE_EVTLOOP_IN_APP
+}
+
+bool wxAppBase::Dispatch()
+{
+#if wxUSE_EVTLOOP_IN_APP
+    // see comment in Pending()
+    wxEventLoop * const loop = wxEventLoop::GetActive();
+
+    return loop && loop->Dispatch();
+#else // wxUSE_EVTLOOP_IN_APP
+    return true;
+#endif // wxUSE_EVTLOOP_IN_APP/!wxUSE_EVTLOOP_IN_APP
+}
+
 // ----------------------------------------------------------------------------
 // OnXXX() hooks
 // ----------------------------------------------------------------------------
@@ -323,7 +390,6 @@ bool wxAppBase::ProcessIdle()
     wxIdleEvent event;
     bool needMore = FALSE;
     wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
-    node = wxTopLevelWindows.GetFirst();
     while (node)
     {
         wxWindow* win = node->GetData();
@@ -399,7 +465,12 @@ void wxAppBase::OnIdle(wxIdleEvent& WXUNUSED(event))
 
 wxLog *wxGUIAppTraitsBase::CreateLogTarget()
 {
+#if wxUSE_LOGGUI
     return new wxLogGui;
+#else
+    // wem ust have something!
+    return new wxLogStderr;
+#endif
 }
 
 #endif // wxUSE_LOG
@@ -455,7 +526,7 @@ bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)
               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:
@@ -503,14 +574,25 @@ void wxGUIAppTraitsBase::RemoveFromPendingDelete(wxObject *object)
     #include "wx/unix/gsockunx.h"
 #elif defined(__WINDOWS__)
     #include "wx/msw/gsockmsw.h"
-#elif defined(__MAC__)
-    #include "wx/mac/gsockmac.h"
+#elif defined(__WXMAC__)
+  #include <MacHeaders.c>
+  #define OTUNIXERRORS 1
+  #include <OpenTransport.h>
+  #include <OpenTransportProviders.h>
+  #include <OpenTptInternet.h>
+
+  #include "wx/mac/gsockmac.h"
 #else
     #error "Must include correct GSocket header here"
 #endif
 
 GSocketGUIFunctionsTable* wxGUIAppTraitsBase::GetSocketGUIFunctionsTable()
 {
+#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 GSocketGUIFunctionsTable table =
     {
         _GSocket_GUI_Init,
@@ -525,6 +607,7 @@ GSocketGUIFunctionsTable* wxGUIAppTraitsBase::GetSocketGUIFunctionsTable()
         _GSocket_Disable_Events
     };
     return &table;
+#endif // !__WXMAC__ || __DARWIN__
 }
 
 #endif