/////////////////////////////////////////////////////////////////////////////
-// Name: app.cpp
+// Name: src/gtk/app.cpp
// Purpose:
// Author: Robert Roebling
-// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart
// 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>
-#undef ConnectionNumber
-#endif
-
// For compilers that support precompilation, includes "wx.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"
-#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>
+#ifndef WX_PRECOMP
+ #include "wx/intl.h"
+ #include "wx/log.h"
+ #include "wx/utils.h"
+ #include "wx/memory.h"
+ #include "wx/font.h"
#endif
-#ifdef __WXUNIVERSAL__
- #include "wx/univ/theme.h"
- #include "wx/univ/renderer.h"
-#endif
+#include "wx/thread.h"
-#if wxUSE_THREADS
- #include "wx/thread.h"
+#ifdef __WXGPE__
+ #include <gpe/init.h>
#endif
-#include <unistd.h>
-
-#ifdef HAVE_POLL
- #if defined(__VMS)
- #include <poll.h>
- #else
- // bug in the OpenBSD headers: at least in 3.1 there is no extern "C"
- // in neither poll.h nor sys/poll.h which results in link errors later
- #ifdef __OPENBSD__
- extern "C"
- {
- #endif
-
- #include <sys/poll.h>
+#include "wx/apptrait.h"
+#include "wx/fontmap.h"
- #ifdef __OPENBSD__
- };
- #endif
- #endif // platform
-#else // !HAVE_POLL
- // we implement poll() ourselves using select() which is supposed exist in
- // all modern Unices
- #include <sys/types.h>
- #include <sys/time.h>
- #include <unistd.h>
-#endif // HAVE_POLL/!HAVE_POLL
+#if wxUSE_LIBHILDON
+ #include <hildon-widgets/hildon-program.h>
+#endif // wxUSE_LIBHILDON
-#include "wx/gtk/win_gtk.h"
+#if wxUSE_LIBHILDON2
+ #include <hildon/hildon.h>
+#endif // wxUSE_LIBHILDON2
#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
//-----------------------------------------------------------------------------
-// global data
+// link GnomeVFS
//-----------------------------------------------------------------------------
-bool g_mainThreadLocked = FALSE;
-gint g_pendingTag = 0;
-
-static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
-
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern bool g_isIdle;
-
-void wxapp_install_idle_handler();
-
-#if wxUSE_THREADS
-static wxMutex gs_idleTagsMutex;
+#if wxUSE_MIMETYPE && wxUSE_LIBGNOMEVFS
+ #include "wx/link.h"
+ wxFORCE_LINK_MODULE(gnome_vfs)
#endif
//-----------------------------------------------------------------------------
-// wxYield
+// local functions
//-----------------------------------------------------------------------------
-// not static because used by textctrl.cpp
-//
-// MT-FIXME
-bool wxIsInsideYield = FALSE;
+// One-shot signal emission hook, to install idle handler.
+extern "C" {
+static gboolean
+wx_emission_hook(GSignalInvocationHint*, guint, const GValue*, gpointer data)
+{
+ wxApp* app = wxTheApp;
+ if (app != NULL)
+ app->WakeUpIdle();
+ bool* hook_installed = (bool*)data;
+ // record that hook is not installed
+ *hook_installed = false;
+ // remove hook
+ return false;
+}
+}
-bool wxApp::Yield(bool onlyIfNeeded)
+// Add signal emission hooks, to re-install idle handler when needed.
+static void wx_add_idle_hooks()
{
- if ( wxIsInsideYield )
+ // "event" hook
{
- if ( !onlyIfNeeded )
+ static bool hook_installed;
+ if (!hook_installed)
{
- wxFAIL_MSG( wxT("wxYield called recursively" ) );
+ static guint sig_id;
+ if (sig_id == 0)
+ sig_id = g_signal_lookup("event", GTK_TYPE_WIDGET);
+ hook_installed = true;
+ g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_installed, NULL);
}
-
- return FALSE;
}
-
-#if wxUSE_THREADS
- if ( !wxThread::IsMain() )
+ // "size_allocate" hook
+ // Needed to match the behaviour of the old idle system,
+ // but probably not necessary.
{
- // can't call gtk_main_iteration() from other threads like this
- return TRUE;
+ static bool hook_installed;
+ if (!hook_installed)
+ {
+ static guint sig_id;
+ if (sig_id == 0)
+ sig_id = g_signal_lookup("size_allocate", GTK_TYPE_WIDGET);
+ hook_installed = true;
+ g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_installed, NULL);
+ }
}
-#endif // wxUSE_THREADS
-
- wxIsInsideYield = TRUE;
-
- // We need to remove idle callbacks or the loop will
- // never finish.
- wxTheApp->RemoveIdleTag();
-
- // disable log flushing from here because a call to wxYield() shouldn't
- // normally result in message boxes popping up &c
- wxLog::Suspend();
-
- while (gtk_events_pending())
- gtk_main_iteration();
-
- // 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). But we
- // call ProcessIdle() only once since this is not meant for longish
- // background jobs (controlled by wxIdleEvent::RequestMore() and the
- // return value of Processidle().
- ProcessIdle();
-
- // let the logs be flashed again
- wxLog::Resume();
-
- wxIsInsideYield = FALSE;
-
- 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()
+extern "C" {
+static gboolean wxapp_idle_callback(gpointer)
{
-#ifndef __WXGTK20__
-#if wxUSE_THREADS
- if (!wxThread::IsMain())
- wxMutexGuiEnter();
-#endif // wxUSE_THREADS_
-#endif // __WXGTK2__
-
- wxapp_install_idle_handler();
-
-#ifndef __WXGTK20__
-#if wxUSE_THREADS
- if (!wxThread::IsMain())
- wxMutexGuiLeave();
-#endif // wxUSE_THREADS_
-#endif // __WXGTK2__
+ return wxTheApp->DoIdle();
+}
}
-//-----------------------------------------------------------------------------
-// local functions
-//-----------------------------------------------------------------------------
-
-// the callback functions must be extern "C" to comply with GTK+ declarations
-extern "C"
-{
-
-static gint wxapp_pending_callback( gpointer WXUNUSED(data) )
+bool wxApp::DoIdle()
{
- if (!wxTheApp) return TRUE;
-
- // When getting called from GDK's time-out handler
- // we are no longer within GDK's grab on the GUI
- // thread so we must lock it here ourselves.
- gdk_threads_enter();
-
- // Sent idle event to all who request them.
- wxTheApp->ProcessPendingEvents();
-
+ guint id_save;
{
+ // Allow another idle source to be added while this one is busy.
+ // Needed if an idle event handler runs a new event loop,
+ // for example by showing a dialog.
#if wxUSE_THREADS
- wxMutexLocker lock(gs_idleTagsMutex);
+ wxMutexLocker lock(m_idleMutex);
#endif
- g_pendingTag = 0;
- }
-
- // Flush the logged messages if any.
-#if wxUSE_LOG
- wxLog::FlushActive();
-#endif // wxUSE_LOG
-
- // Release lock again
- gdk_threads_leave();
-
- // Return FALSE to indicate that no more idle events are
- // to be sent (single shot instead of continuous stream)
- return FALSE;
-}
-
-static gint wxapp_idle_callback( gpointer WXUNUSED(data) )
-{
- if (!wxTheApp)
- return TRUE;
-
-#ifdef __WXDEBUG__
- // don't generate the idle events while the assert modal dialog is shown,
- // this completely confuses the apps which don't expect to be reentered
- // from some safely-looking functions
- if ( wxTheApp->IsInAssert() )
- {
- // But repaint the assertion message if necessary
- if (wxTopLevelWindows.GetCount() > 0)
- {
- wxWindow* win = (wxWindow*) wxTopLevelWindows.GetLast()->GetData();
-#ifdef __WXGTK20__
- if (win->IsKindOf(CLASSINFO(wxMessageDialog)))
-#else
- if (win->IsKindOf(CLASSINFO(wxGenericMessageDialog)))
+ id_save = m_idleSourceId;
+ m_idleSourceId = 0;
+ wx_add_idle_hooks();
+
+#if wxDEBUG_LEVEL
+ // don't generate the idle events while the assert modal dialog is shown,
+ // this matches the behaviour of wxMSW
+ if (m_isInAssert)
+ return false;
#endif
- win->OnInternalIdle();
- }
- return TRUE;
}
-#endif // __WXDEBUG__
- // When getting called from GDK's time-out handler
- // we are no longer within GDK's grab on the GUI
- // thread so we must lock it here ourselves.
gdk_threads_enter();
+ bool needMore;
+ do {
+ ProcessPendingEvents();
- // Indicate that we are now in idle mode and event handlers
- // will have to reinstall the idle handler again.
- {
-#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.
- while (wxTheApp->ProcessIdle() && (gtk_events_pending() == 0))
- ;
-
- // Release lock again
+ needMore = ProcessIdle();
+ } while (needMore && gtk_events_pending() == 0);
gdk_threads_leave();
- // Return FALSE to indicate that no more idle events are
- // to be sent (single shot instead of continuous stream).
- return FALSE;
-}
-
#if wxUSE_THREADS
+ wxMutexLocker lock(m_idleMutex);
+#endif
-#ifdef HAVE_POLL
- #define wxPoll poll
- #define wxPollFd pollfd
-#else // !HAVE_POLL
-
-typedef GPollFD wxPollFd;
-
-int wxPoll(wxPollFd *ufds, unsigned int nfds, int timeout)
-{
- // convert timeout from ms to struct timeval (s/us)
- timeval tv_timeout;
- tv_timeout.tv_sec = timeout/1000;
- tv_timeout.tv_usec = (timeout%1000)*1000;
-
- // remember the highest fd used here
- int fdMax = -1;
-
- // and fill the sets for select()
- fd_set readfds;
- fd_set writefds;
- fd_set exceptfds;
- FD_ZERO(&readfds);
- FD_ZERO(&writefds);
- FD_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);
-
- if ( ufds[i].events & G_IO_PRI )
- FD_SET(ufds[i].fd, &exceptfds);
-
- if ( ufds[i].events & G_IO_OUT )
- FD_SET(ufds[i].fd, &writefds);
-
- if ( ufds[i].fd > fdMax )
- fdMax = ufds[i].fd;
- }
-
- fdMax++;
- int res = select(fdMax, &readfds, &writefds, &exceptfds, &tv_timeout);
-
- // translate the results back
- for ( i = 0; i < nfds; i++ )
+ bool keepSource = false;
+ // if a new idle source has not been added, either as a result of idle
+ // processing above or by another thread calling WakeUpIdle()
+ if (m_idleSourceId == 0)
{
- ufds[i].revents = 0;
-
- if ( FD_ISSET(ufds[i].fd, &readfds ) )
- ufds[i].revents |= G_IO_IN;
-
- if ( FD_ISSET(ufds[i].fd, &exceptfds ) )
- ufds[i].revents |= G_IO_PRI;
-
- if ( FD_ISSET(ufds[i].fd, &writefds ) )
- ufds[i].revents |= G_IO_OUT;
+ // if more idle processing was requested or pending events have appeared
+ if (needMore || HasPendingEvents())
+ {
+ // keep this source installed
+ m_idleSourceId = id_save;
+ keepSource = true;
+ }
+ else // add hooks and remove this source
+ wx_add_idle_hooks();
}
+ // else remove this source, leave new one installed
+ // we must keep an idle source, otherwise a wakeup could be lost
- return res;
-}
-
-#endif // HAVE_POLL/!HAVE_POLL
-
-static gint wxapp_poll_func( GPollFD *ufds, guint nfds, gint timeout )
-{
- gdk_threads_enter();
-
- wxMutexGuiLeave();
- 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;
-
- gdk_threads_leave();
-
- return res;
-}
-
-#endif // wxUSE_THREADS
-
-} // extern "C"
-
-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( wxThread::IsMain() || gs_WakeUpIdle, wxT("attempt to install idle handler from widget callback in child thread (should be exclusively from wxWakeUpIdle)") );
-
- wxASSERT_MSG( wxTheApp->m_idleTag == 0, wxT("attempt to install idle handler twice") );
-
- g_isIdle = FALSE;
-
- if (g_pendingTag == 0)
- g_pendingTag = gtk_idle_add_priority( 900, wxapp_pending_callback, (gpointer) NULL );
-
- // This routine gets called by all event handlers
- // indicating that the idle is over. It may also
- // get called from other thread for sending events
- // to the main thread (and processing these in
- // idle time). Very low priority.
- wxTheApp->m_idleTag = gtk_idle_add_priority( 1000, wxapp_idle_callback, (gpointer) NULL );
+ return keepSource;
}
//-----------------------------------------------------------------------------
GtkWidget* wxGetRootWindow()
{
- if (gs_RootWindow == NULL)
+ static GtkWidget *s_RootWindow = NULL;
+
+ if (s_RootWindow == NULL)
{
- gs_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
- gtk_widget_realize( gs_RootWindow );
+ s_RootWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+ gtk_widget_realize( s_RootWindow );
}
- return gs_RootWindow;
+ return s_RootWindow;
}
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxApp,wxEvtHandler)
-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
- EVT_IDLE(wxAppBase::OnIdle)
-END_EVENT_TABLE()
-
wxApp::wxApp()
{
-#ifdef __WXDEBUG__
- m_isInAssert = FALSE;
-#endif // __WXDEBUG__
-
- m_idleTag = 0;
- g_isIdle = TRUE;
- wxapp_install_idle_handler();
-
-#if wxUSE_THREADS
- g_main_set_poll_func( wxapp_poll_func );
-#endif
-
- m_colorCube = (unsigned char*) NULL;
-
- // this is NULL for a "regular" wxApp, but is set (and freed) by a wxGLApp
- m_glVisualInfo = (void *) NULL;
- m_glFBCInfo = (void *) NULL;
+ m_isInAssert = false;
+ m_idleSourceId = 0;
}
wxApp::~wxApp()
{
- if (m_idleTag) gtk_idle_remove( m_idleTag );
+}
+
+bool wxApp::SetNativeTheme(const wxString& theme)
+{
+#ifdef __WXGTK3__
+ wxUnusedVar(theme);
+ return false;
+#else
+ wxString path;
+ path = gtk_rc_get_theme_dir();
+ path += "/";
+ path += theme.utf8_str();
+ path += "/gtk-2.0/gtkrc";
+
+ if ( wxFileExists(path.utf8_str()) )
+ gtk_rc_add_default_file(path.utf8_str());
+ else if ( wxFileExists(theme.utf8_str()) )
+ gtk_rc_add_default_file(theme.utf8_str());
+ else
+ {
+ wxLogWarning("Theme \"%s\" not available.", theme);
+
+ return false;
+ }
- if (m_colorCube) free(m_colorCube);
+ gtk_rc_reparse_all_for_settings(gtk_settings_get_default(), TRUE);
+
+ return true;
+#endif
}
bool wxApp::OnInitGui()
{
if ( !wxAppBase::OnInitGui() )
- return FALSE;
-
- GdkVisual *visual = gdk_visual_get_system();
+ return false;
+#ifndef __WXGTK3__
// if this is a wxGLApp (derived from wxApp), and we've already
// chosen a specific visual, then derive the GdkVisual from that
- if (m_glVisualInfo != NULL)
+ if ( GetXVisualInfo() )
{
-#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 );
-
- visual = vis;
}
-
- // On some machines, the default visual is just 256 colours, so
- // we make sure we get the best. This can sometimes be wasteful.
-
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 );
-
- visual = vis;
- }
-
- // Nothing to do for 15, 16, 24, 32 bit displays
- if (visual->depth > 8) return TRUE;
-
- // initialize color cube for 8-bit color reduction dithering
-
- GdkColormap *cmap = gtk_widget_get_default_colormap();
-
- m_colorCube = (unsigned char*)malloc(32 * 32 * 32);
-
- for (int r = 0; r < 32; r++)
- {
- for (int g = 0; g < 32; g++)
+ // On some machines, the default visual is just 256 colours, so
+ // we make sure we get the best. This can sometimes be wasteful.
+ if (m_useBestVisual)
{
- for (int b = 0; b < 32; b++)
+ if (m_forceTrueColour)
{
- int rr = (r << 3) | (r >> 2);
- int gg = (g << 3) | (g >> 2);
- int bb = (b << 3) | (b >> 2);
-
- int index = -1;
-
- GdkColor *colors = cmap->colors;
- if (colors)
+ GdkVisual* visual = gdk_visual_get_best_with_both( 24, GDK_VISUAL_TRUE_COLOR );
+ if (!visual)
{
- int max = 3 * 65536;
-
- for (int i = 0; i < cmap->size; i++)
- {
- int rdiff = ((rr << 8) - colors[i].red);
- int gdiff = ((gg << 8) - colors[i].green);
- int bdiff = ((bb << 8) - colors[i].blue);
- int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
- if (sum < max)
- {
- index = i; max = sum;
- }
- }
+ wxLogError(wxT("Unable to initialize TrueColor visual."));
+ return false;
}
- else
+ GdkColormap *colormap = gdk_colormap_new( visual, FALSE );
+ gtk_widget_set_default_colormap( colormap );
+ }
+ else
+ {
+ if (gdk_visual_get_best() != gdk_visual_get_system())
{
- // assume 8-bit true or static colors. this really exists
- GdkVisual* vis = gdk_colormap_get_visual( cmap );
- index = (r >> (5 - vis->red_prec)) << vis->red_shift;
- index |= (g >> (5 - vis->green_prec)) << vis->green_shift;
- index |= (b >> (5 - vis->blue_prec)) << vis->blue_shift;
+ GdkVisual* visual = gdk_visual_get_best();
+ GdkColormap *colormap = gdk_colormap_new( visual, FALSE );
+ gtk_widget_set_default_colormap( colormap );
}
- m_colorCube[ (r*1024) + (g*32) + b ] = index;
}
}
}
+#endif
- return TRUE;
-}
-
-GdkVisual *wxApp::GetGdkVisual()
-{
- GdkVisual *visual = NULL;
-
- if (m_glVisualInfo)
- visual = gdkx_visual_get( ((XVisualInfo *) m_glVisualInfo)->visualid );
- else
- visual = gdk_window_get_visual( wxGetRootWindow()->window );
-
- wxASSERT( visual );
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
+ if ( !GetHildonProgram() )
+ {
+ wxLogError(_("Unable to initialize Hildon program"));
+ return false;
+ }
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
- return visual;
+ return true;
}
-bool wxApp::Initialize(int& argc, wxChar **argv)
+// use unusual names for the parameters to avoid conflict with wxApp::arg[cv]
+bool wxApp::Initialize(int& argc_, wxChar **argv_)
{
- bool init_result;
-
+ if ( !wxAppBase::Initialize(argc_, argv_) )
+ return false;
+
#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))
+ if (!g_thread_supported())
{
- printf( "wxWidgets warning: GUI threading disabled due to outdated GTK version\n" );
+ g_thread_init(NULL);
+ gdk_threads_init();
}
- else
+#endif // wxUSE_THREADS
+
+ // gtk+ 2.0 supports Unicode through UTF-8 strings
+ wxConvCurrent = &wxConvUTF8;
+
+#ifdef __UNIX__
+ // decide which conversion to use for the file names
+
+ // (1) this variable exists for the sole purpose of specifying the encoding
+ // of the filenames for GTK+ programs, so use it if it is set
+ wxString encName(wxGetenv(wxT("G_FILENAME_ENCODING")));
+ encName = encName.BeforeFirst(wxT(','));
+ if (encName.CmpNoCase(wxT("@locale")) == 0)
+ encName.clear();
+ encName.MakeUpper();
+ if (encName.empty())
{
- if (!g_thread_supported())
- g_thread_init(NULL);
+#if wxUSE_INTL
+ // (2) if a non default locale is set, assume that the user wants his
+ // filenames in this locale too
+ encName = wxLocale::GetSystemEncodingName().Upper();
+
+ // But don't consider ASCII in this case.
+ if ( !encName.empty() )
+ {
+#if wxUSE_FONTMAP
+ wxFontEncoding enc = wxFontMapperBase::GetEncodingFromName(encName);
+ if ( enc == wxFONTENCODING_DEFAULT )
+#else // !wxUSE_FONTMAP
+ if ( encName == wxT("US-ASCII") )
+#endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
+ {
+ // This means US-ASCII when returned from GetEncodingFromName().
+ encName.clear();
+ }
+ }
+#endif // wxUSE_INTL
+
+ // (3) finally use UTF-8 by default
+ if ( encName.empty() )
+ encName = wxT("UTF-8");
+ wxSetEnv(wxT("G_FILENAME_ENCODING"), encName);
}
-#endif // wxUSE_THREADS
- gtk_set_locale();
-
- // 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;
-#endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
-
-#ifdef __WXGTK20__
- m_convBrokenFileNames = new wxConvBrokenFileNames;
- m_oldConvFileName = wxConvFileName;
- wxConvFileName = m_convBrokenFileNames;
-#endif
+ static wxConvBrokenFileNames fileconv(encName);
+ wxConvFileName = &fileconv;
+#endif // __UNIX__
+
+
+ bool init_result;
+ int i;
#if wxUSE_UNICODE
// gtk_init() wants UTF-8, not wchar_t, so convert
- int i;
- char **argvGTK = new char *[argc + 1];
- for ( i = 0; i < argc; i++ )
+ char **argvGTK = new char *[argc_ + 1];
+ for ( i = 0; i < argc_; i++ )
{
- argvGTK[i] = wxStrdupA(wxConvUTF8.cWX2MB(argv[i]));
+ argvGTK[i] = wxStrdupA(wxConvUTF8.cWX2MB(argv_[i]));
}
- argvGTK[argc] = NULL;
+ argvGTK[argc_] = NULL;
+
+ int argcGTK = argc_;
+
+ // Prevent gtk_init_check() from changing the locale automatically for
+ // consistency with the other ports that don't do it. If necessary,
+ // wxApp::SetCLocale() may be explicitly called.
+ gtk_disable_setlocale();
- int argcGTK = argc;
-
#ifdef __WXGPE__
init_result = true; // is there a _check() version of this?
gpe_application_init( &argcGTK, &argvGTK );
#else
- init_result = gtk_init_check( &argcGTK, &argvGTK );
+ init_result = gtk_init_check( &argcGTK, &argvGTK ) != 0;
#endif
- if ( argcGTK != argc )
+ if ( argcGTK != argc_ )
{
// we have to drop the parameters which were consumed by GTK+
for ( i = 0; i < argcGTK; i++ )
{
- while ( strcmp(wxConvUTF8.cWX2MB(argv[i]), argvGTK[i]) != 0 )
+ while ( strcmp(wxConvUTF8.cWX2MB(argv_[i]), argvGTK[i]) != 0 )
{
- memmove(argv + i, argv + i + 1, argc - i);
+ memmove(argv_ + i, argv_ + i + 1, (argc_ - i)*sizeof(*argv_));
}
}
- argc = argcGTK;
+ argc_ = argcGTK;
+ argv_[argc_] = NULL;
}
//else: gtk_init() didn't modify our parameters
delete [] argvGTK;
#else // !wxUSE_UNICODE
- // gtk_init() shouldn't actually change argv itself (just its contents) so
+ // gtk_init() shouldn't actually change argv_ itself (just its contents) so
// it's ok to pass pointer to it
- init_result = gtk_init_check( &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();
+ // update internal arg[cv] as GTK+ may have removed processed options:
+ this->argc = argc_;
+ this->argv = argv_;
- if ( !wxAppBase::Initialize(argc, argv) )
+ if ( m_traits )
{
- gdk_threads_leave();
+ // if there are still GTK+ standard options unparsed in the command
+ // line, it means that they were not syntactically correct and GTK+
+ // already printed a warning on the command line and we should now
+ // exit:
+ wxArrayString opt, desc;
+ m_traits->GetStandardCmdLineOptions(opt, desc);
+
+ for ( i = 0; i < argc_; i++ )
+ {
+ // leave just the names of the options with values
+ const wxString str = wxString(argv_[i]).BeforeFirst('=');
+ for ( size_t j = 0; j < opt.size(); j++ )
+ {
+ // remove the leading spaces from the option string as it does
+ // have them
+ if ( opt[j].Trim(false).BeforeFirst('=') == str )
+ {
+ // a GTK+ option can be left on the command line only if
+ // there was an error in (or before, in another standard
+ // options) it, so abort, just as we do if incorrect
+ // program option is given
+ wxLogError(_("Invalid GTK+ command line option, use \"%s --help\""),
+ argv_[0]);
+ return false;
+ }
+ }
+ }
+ }
+
+ if ( !init_result )
+ {
+ wxLogError(_("Unable to initialize GTK+, is DISPLAY set properly?"));
return false;
}
- wxSetDetectableAutoRepeat( TRUE );
+ // we cannot enter threads before gtk_init is done
+ gdk_threads_enter();
#if wxUSE_INTL
wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
+ // make sure GtkWidget type is loaded, idle hooks need it
+ g_type_class_ref(GTK_TYPE_WIDGET);
+ WakeUpIdle();
+
return true;
}
void wxApp::CleanUp()
{
-#ifdef __WXGTK20__
- delete m_convBrokenFileNames;
- wxConvFileName = m_oldConvFileName;
-#endif
+ if (m_idleSourceId != 0)
+ g_source_remove(m_idleSourceId);
+
+ // release reference acquired by Initialize()
+ g_type_class_unref(g_type_class_peek(GTK_TYPE_WIDGET));
gdk_threads_leave();
wxAppBase::CleanUp();
}
-#ifdef __WXDEBUG__
+void wxApp::WakeUpIdle()
+{
+#if wxUSE_THREADS
+ wxMutexLocker lock(m_idleMutex);
+#endif
+ if (m_idleSourceId == 0)
+ m_idleSourceId = g_idle_add_full(G_PRIORITY_LOW, wxapp_idle_callback, NULL, NULL);
+}
-void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg)
+// Checking for pending events requires first removing our idle source,
+// otherwise it will cause the check to always return true.
+bool wxApp::EventsPending()
{
- m_isInAssert = TRUE;
+#if wxUSE_THREADS
+ wxMutexLocker lock(m_idleMutex);
+#endif
+ if (m_idleSourceId != 0)
+ {
+ g_source_remove(m_idleSourceId);
+ m_idleSourceId = 0;
+ wx_add_idle_hooks();
+ }
+ return gtk_events_pending() != 0;
+}
- wxAppBase::OnAssert(file, line, cond, msg);
+void wxApp::OnAssertFailure(const wxChar *file,
+ int line,
+ const wxChar* func,
+ const wxChar* cond,
+ const wxChar *msg)
+{
+ // there is no need to do anything if asserts are disabled in this build
+ // anyhow
+#if wxDEBUG_LEVEL
+ // block wx idle events while assert dialog is showing
+ m_isInAssert = true;
+
+ wxAppBase::OnAssertFailure(file, line, func, cond, msg);
+
+ m_isInAssert = false;
+#else // !wxDEBUG_LEVEL
+ wxUnusedVar(file);
+ wxUnusedVar(line);
+ wxUnusedVar(func);
+ wxUnusedVar(cond);
+ wxUnusedVar(msg);
+#endif // wxDEBUG_LEVEL/!wxDEBUG_LEVEL
+}
- m_isInAssert = FALSE;
+#if wxUSE_THREADS
+void wxGUIAppTraits::MutexGuiEnter()
+{
+ gdk_threads_enter();
}
-#endif // __WXDEBUG__
+void wxGUIAppTraits::MutexGuiLeave()
+{
+ gdk_threads_leave();
+}
+#endif // wxUSE_THREADS
-void wxApp::RemoveIdleTag()
+/* static */
+bool wxApp::GTKIsUsingGlobalMenu()
{
-#if wxUSE_THREADS
- wxMutexLocker lock(gs_idleTagsMutex);
-#endif
- if (!g_isIdle)
+ static int s_isUsingGlobalMenu = -1;
+ if ( s_isUsingGlobalMenu == -1 )
{
- gtk_idle_remove( wxTheApp->m_idleTag );
- wxTheApp->m_idleTag = 0;
- g_isIdle = TRUE;
+ // Currently we just check for this environment variable because this
+ // is how support for the global menu is implemented under Ubuntu.
+ //
+ // If we ever get false positives, we could also check for
+ // XDG_CURRENT_DESKTOP env var being set to "Unity".
+ wxString proxy;
+ s_isUsingGlobalMenu = wxGetEnv("UBUNTU_MENUPROXY", &proxy) &&
+ !proxy.empty() && proxy != "0";
}
+
+ return s_isUsingGlobalMenu == 1;
}
+
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
+// Maemo-specific method: get the main program object
+HildonProgram *wxApp::GetHildonProgram()
+{
+ return hildon_program_get_instance();
+}
+
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
projects / wxWidgets.git / blobdiff