/////////////////////////////////////////////////////////////////////////////
-// Name: app.cpp
+// Name: src/gtk1/app.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
- #pragma implementation "app.h"
-#endif
-
#ifdef __VMS
// vms_jackets.h should for proper working be included before anything else
# include <vms_jackets.h>
#include "wx/wxprec.h"
#include "wx/app.h"
-#include "wx/gdicmn.h"
-#include "wx/utils.h"
-#include "wx/intl.h"
-#include "wx/log.h"
-#include "wx/memory.h"
-#include "wx/font.h"
-#include "wx/settings.h"
-#include "wx/dialog.h"
-#include "wx/msgdlg.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/dialog.h"
+ #include "wx/settings.h"
+ #include "wx/msgdlg.h"
+ #include "wx/memory.h"
+ #include "wx/font.h"
+ #include "wx/gdicmn.h"
+ #include "wx/image.h"
+ #include "wx/module.h"
+#endif
+
#include "wx/file.h"
#include "wx/filename.h"
-#include "wx/module.h"
-#include "wx/image.h"
+#include "wx/thread.h"
#ifdef __WXGPE__
#include <gpe/init.h>
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
+ #ifdef HAVE_SYS_SELECT_H
+ #include <sys/select.h>
+ #endif
#endif // HAVE_POLL/!HAVE_POLL
-#include "wx/gtk/win_gtk.h"
+#include "wx/unix/private.h"
+#include "wx/gtk1/win_gtk.h"
#include <gtk/gtk.h>
-
//-----------------------------------------------------------------------------
// global data
//-----------------------------------------------------------------------------
-bool g_mainThreadLocked = FALSE;
+bool g_mainThreadLocked = false;
gint g_pendingTag = 0;
static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
void wxapp_install_idle_handler();
+#if wxUSE_THREADS
+static wxMutex gs_idleTagsMutex;
+#endif
+
//-----------------------------------------------------------------------------
// wxYield
//-----------------------------------------------------------------------------
// not static because used by textctrl.cpp
//
// MT-FIXME
-bool wxIsInsideYield = FALSE;
+bool wxIsInsideYield = false;
bool wxApp::Yield(bool onlyIfNeeded)
{
wxFAIL_MSG( wxT("wxYield called recursively" ) );
}
- return FALSE;
+ return false;
}
#if wxUSE_THREADS
if ( !wxThread::IsMain() )
{
// can't call gtk_main_iteration() from other threads like this
- return TRUE;
+ return true;
}
#endif // wxUSE_THREADS
- wxIsInsideYield = TRUE;
+ wxIsInsideYield = true;
- if (!g_isIdle)
- {
- // We need to remove idle callbacks or the loop will
- // never finish.
- gtk_idle_remove( m_idleTag );
- m_idleTag = 0;
- g_isIdle = TRUE;
- }
+ // We need to remove idle callbacks or the loop will
+ // never finish.
+ wxTheApp->RemoveIdleTag();
+#if wxUSE_LOG
// disable log flushing from here because a call to wxYield() shouldn't
// normally result in message boxes popping up &c
wxLog::Suspend();
+#endif
while (gtk_events_pending())
gtk_main_iteration();
// return value of Processidle().
ProcessIdle();
+#if wxUSE_LOG
// let the logs be flashed again
wxLog::Resume();
+#endif
- wxIsInsideYield = FALSE;
+ wxIsInsideYield = false;
- return TRUE;
+ return true;
}
//-----------------------------------------------------------------------------
// wxWakeUpIdle
//-----------------------------------------------------------------------------
+// RR/KH: The wxMutexGui calls are not needed on GTK2 according to
+// the GTK faq, http://www.gtk.org/faq/#AEN500
+// The calls to gdk_threads_enter() and leave() are specifically noted
+// as not being necessary. The MutexGui calls are still left in for GTK1.
+// Eliminating the MutexGui calls fixes the long-standing "random" lockup
+// when using wxPostEvent (which calls WakeUpIdle) from a thread.
+
void wxApp::WakeUpIdle()
{
#if wxUSE_THREADS
if (!wxThread::IsMain())
wxMutexGuiEnter();
-#endif
+#endif // wxUSE_THREADS
- if (g_isIdle)
- wxapp_install_idle_handler();
+ wxapp_install_idle_handler();
#if wxUSE_THREADS
if (!wxThread::IsMain())
wxMutexGuiLeave();
-#endif
+#endif // wxUSE_THREADS
}
//-----------------------------------------------------------------------------
// Sent idle event to all who request them.
wxTheApp->ProcessPendingEvents();
- g_pendingTag = 0;
+ {
+#if wxUSE_THREADS
+ wxMutexLocker lock(gs_idleTagsMutex);
+#endif
+ g_pendingTag = 0;
+ }
// Flush the logged messages if any.
#if wxUSE_LOG
if (wxTopLevelWindows.GetCount() > 0)
{
wxWindow* win = (wxWindow*) wxTopLevelWindows.GetLast()->GetData();
-#ifdef __WXGTK20__
- if (win->IsKindOf(CLASSINFO(wxMessageDialog)))
-#else
if (win->IsKindOf(CLASSINFO(wxGenericMessageDialog)))
-#endif
win->OnInternalIdle();
}
return TRUE;
// Indicate that we are now in idle mode and event handlers
// will have to reinstall the idle handler again.
- g_isIdle = TRUE;
- wxTheApp->m_idleTag = 0;
+ {
+#if wxUSE_THREADS
+ wxMutexLocker lock(gs_idleTagsMutex);
+#endif
+ g_isIdle = TRUE;
+ wxTheApp->m_idleTag = 0;
+ }
// Send idle event to all who request them as long as
// no events have popped up in the event queue.
fd_set readfds;
fd_set writefds;
fd_set exceptfds;
- FD_ZERO(&readfds);
- FD_ZERO(&writefds);
- FD_ZERO(&exceptfds);
+ wxFD_ZERO(&readfds);
+ wxFD_ZERO(&writefds);
+ wxFD_ZERO(&exceptfds);
unsigned int i;
for ( i = 0; i < nfds; i++ )
wxASSERT_MSG( ufds[i].fd < FD_SETSIZE, _T("fd out of range") );
if ( ufds[i].events & G_IO_IN )
- FD_SET(ufds[i].fd, &readfds);
+ wxFD_SET(ufds[i].fd, &readfds);
if ( ufds[i].events & G_IO_PRI )
- FD_SET(ufds[i].fd, &exceptfds);
+ wxFD_SET(ufds[i].fd, &exceptfds);
if ( ufds[i].events & G_IO_OUT )
- FD_SET(ufds[i].fd, &writefds);
+ wxFD_SET(ufds[i].fd, &writefds);
if ( ufds[i].fd > fdMax )
fdMax = ufds[i].fd;
{
ufds[i].revents = 0;
- if ( FD_ISSET(ufds[i].fd, &readfds ) )
+ if ( wxFD_ISSET(ufds[i].fd, &readfds ) )
ufds[i].revents |= G_IO_IN;
- if ( FD_ISSET(ufds[i].fd, &exceptfds ) )
+ if ( wxFD_ISSET(ufds[i].fd, &exceptfds ) )
ufds[i].revents |= G_IO_PRI;
- if ( FD_ISSET(ufds[i].fd, &writefds ) )
+ if ( wxFD_ISSET(ufds[i].fd, &writefds ) )
ufds[i].revents |= G_IO_OUT;
}
gdk_threads_enter();
wxMutexGuiLeave();
- g_mainThreadLocked = TRUE;
+ g_mainThreadLocked = true;
// we rely on the fact that glib GPollFD struct is really just pollfd but
// I wonder how wise is this in the long term (VZ)
gint res = wxPoll( (wxPollFd *) ufds, nfds, timeout );
wxMutexGuiEnter();
- g_mainThreadLocked = FALSE;
+ g_mainThreadLocked = false;
gdk_threads_leave();
void wxapp_install_idle_handler()
{
+#if wxUSE_THREADS
+ wxMutexLocker lock(gs_idleTagsMutex);
+#endif
+
+ // Don't install the handler if it's already installed. This test *MUST*
+ // be done when gs_idleTagsMutex is locked!
+ if (!g_isIdle)
+ return;
+
// GD: this assert is raised when using the thread sample (which works)
// so the test is probably not so easy. Can widget callbacks be
// triggered from child threads and, if so, for which widgets?
wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
- g_isIdle = FALSE;
+ g_isIdle = false;
if (g_pendingTag == 0)
g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );
IMPLEMENT_DYNAMIC_CLASS(wxApp,wxEvtHandler)
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxAppBase::OnIdle)
-END_EVENT_TABLE()
-
wxApp::wxApp()
{
#ifdef __WXDEBUG__
- m_isInAssert = FALSE;
+ m_isInAssert = false;
#endif // __WXDEBUG__
m_idleTag = 0;
+ g_isIdle = TRUE;
wxapp_install_idle_handler();
#if wxUSE_THREADS
// this is NULL for a "regular" wxApp, but is set (and freed) by a wxGLApp
m_glVisualInfo = (void *) NULL;
+ m_glFBCInfo = (void *) NULL;
}
wxApp::~wxApp()
bool wxApp::OnInitGui()
{
if ( !wxAppBase::OnInitGui() )
- return FALSE;
+ return false;
GdkVisual *visual = gdk_visual_get_system();
// chosen a specific visual, then derive the GdkVisual from that
if (m_glVisualInfo != NULL)
{
-#ifdef __WXGTK20__
- // seems gtk_widget_set_default_visual no longer exists?
- GdkVisual* vis = gtk_widget_get_default_visual();
-#else
GdkVisual* vis = gdkx_visual_get(
((XVisualInfo *) m_glVisualInfo) ->visualid );
gtk_widget_set_default_visual( vis );
-#endif
GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
gtk_widget_set_default_colormap( colormap );
else
if ((gdk_visual_get_best() != gdk_visual_get_system()) && (m_useBestVisual))
{
-#ifdef __WXGTK20__
- /* seems gtk_widget_set_default_visual no longer exists? */
- GdkVisual* vis = gtk_widget_get_default_visual();
-#else
GdkVisual* vis = gdk_visual_get_best();
gtk_widget_set_default_visual( vis );
-#endif
GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
gtk_widget_set_default_colormap( colormap );
}
}
- return TRUE;
+ return true;
}
GdkVisual *wxApp::GetGdkVisual()
bool wxApp::Initialize(int& argc, wxChar **argv)
{
+ bool init_result;
+
#if wxUSE_THREADS
// GTK 1.2 up to version 1.2.3 has broken threads
if ((gtk_major_version == 1) &&
(gtk_minor_version == 2) &&
(gtk_micro_version < 4))
{
- printf( "wxWindows warning: GUI threading disabled due to outdated GTK version\n" );
+ printf( "wxWidgets warning: GUI threading disabled due to outdated GTK version\n" );
}
else
{
// We should have the wxUSE_WCHAR_T test on the _outside_
#if wxUSE_WCHAR_T
- #if defined(__WXGTK20__)
- // gtk+ 2.0 supports Unicode through UTF-8 strings
- wxConvCurrent = &wxConvUTF8;
- #else // GTK 1.x
if (!wxOKlibc())
wxConvCurrent = &wxConvLocal;
- #endif
#else // !wxUSE_WCHAR_T
if (!wxOKlibc())
wxConvCurrent = (wxMBConv*) NULL;
argvGTK[argc] = NULL;
int argcGTK = argc;
-
+
#ifdef __WXGPE__
+ init_result = true; // is there a _check() version of this?
gpe_application_init( &argcGTK, &argvGTK );
#else
- gtk_init( &argcGTK, &argvGTK );
+ init_result = gtk_init_check( &argcGTK, &argvGTK );
#endif
if ( argcGTK != argc )
#else // !wxUSE_UNICODE
// gtk_init() shouldn't actually change argv itself (just its contents) so
// it's ok to pass pointer to it
- gtk_init( &argc, &argv );
+ init_result = gtk_init_check( &argc, &argv );
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
+ if (!init_result) {
+ wxLogError(wxT("Unable to initialize gtk, is DISPLAY set properly?"));
+ return false;
+ }
+
// we can not enter threads before gtk_init is done
gdk_threads_enter();
wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
- wxGetRootWindow();
-
return true;
}
void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg)
{
- m_isInAssert = TRUE;
+ m_isInAssert = true;
wxAppBase::OnAssert(file, line, cond, msg);
- m_isInAssert = FALSE;
+ m_isInAssert = false;
}
#endif // __WXDEBUG__
+void wxApp::RemoveIdleTag()
+{
+#if wxUSE_THREADS
+ wxMutexLocker lock(gs_idleTagsMutex);
+#endif
+ if (!g_isIdle)
+ {
+ gtk_idle_remove( wxTheApp->m_idleTag );
+ wxTheApp->m_idleTag = 0;
+ g_isIdle = true;
+ }
+}
projects / wxWidgets.git / blobdiff