// Name: src/gtk/app.cpp
// Purpose:
// Author: Robert Roebling
-// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include <gpe/init.h>
#endif
-#include "wx/gtk/private.h"
#include "wx/apptrait.h"
+#include "wx/fontmap.h"
#if wxUSE_LIBHILDON
#include <hildon-widgets/hildon-program.h>
#endif // wxUSE_LIBHILDON
-#include <gdk/gdkx.h>
+#if wxUSE_LIBHILDON2
+ #include <hildon/hildon.h>
+#endif // wxUSE_LIBHILDON2
+
+#include <gtk/gtk.h>
+#include "wx/gtk/private.h"
//-----------------------------------------------------------------------------
// link GnomeVFS
wxFORCE_LINK_MODULE(gnome_vfs)
#endif
-//-----------------------------------------------------------------------------
-// global data
-//-----------------------------------------------------------------------------
-
-bool g_mainThreadLocked = false;
-
-static GtkWidget *gs_RootWindow = (GtkWidget*) NULL;
-
-//-----------------------------------------------------------------------------
-// wxYield
-//-----------------------------------------------------------------------------
-
-// not static because used by textctrl.cpp
-//
-// MT-FIXME
-bool wxIsInsideYield = false;
-
-bool wxApp::Yield(bool onlyIfNeeded)
-{
- if ( wxIsInsideYield )
- {
- if ( !onlyIfNeeded )
- {
- wxFAIL_MSG( wxT("wxYield called recursively" ) );
- }
-
- return false;
- }
-
-#if wxUSE_THREADS
- if ( !wxThread::IsMain() )
- {
- // can't call gtk_main_iteration() from other threads like this
- return true;
- }
-#endif // wxUSE_THREADS
-
- wxIsInsideYield = true;
-
-#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 (EventsPending())
- 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();
-
-#if wxUSE_LOG
- // let the logs be flashed again
- wxLog::Resume();
-#endif
-
- wxIsInsideYield = false;
-
- return true;
-}
-
//-----------------------------------------------------------------------------
// local functions
//-----------------------------------------------------------------------------
wxApp* app = wxTheApp;
if (app != NULL)
app->WakeUpIdle();
- gulong* hook_id = (gulong*)data;
+ bool* hook_installed = (bool*)data;
// record that hook is not installed
- *hook_id = 0;
+ *hook_installed = false;
// remove hook
return false;
}
{
// "event" hook
{
- static gulong hook_id = 0;
- if (hook_id == 0)
+ static bool hook_installed;
+ if (!hook_installed)
{
- static guint sig_id = 0;
+ static guint sig_id;
if (sig_id == 0)
sig_id = g_signal_lookup("event", GTK_TYPE_WIDGET);
- hook_id = g_signal_add_emission_hook(
- sig_id, 0, wx_emission_hook, &hook_id, NULL);
+ hook_installed = true;
+ g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_installed, NULL);
}
}
// "size_allocate" hook
- // Needed to match the behavior of the old idle system,
+ // Needed to match the behaviour of the old idle system,
// but probably not necessary.
{
- static gulong hook_id = 0;
- if (hook_id == 0)
+ static bool hook_installed;
+ if (!hook_installed)
{
- static guint sig_id = 0;
+ static guint sig_id;
if (sig_id == 0)
sig_id = g_signal_lookup("size_allocate", GTK_TYPE_WIDGET);
- hook_id = g_signal_add_emission_hook(
- sig_id, 0, wx_emission_hook, &hook_id, NULL);
+ hook_installed = true;
+ g_signal_add_emission_hook(
+ sig_id, 0, wx_emission_hook, &hook_installed, NULL);
}
}
}
// Needed if an idle event handler runs a new event loop,
// for example by showing a dialog.
#if wxUSE_THREADS
- wxMutexLocker lock(*m_idleMutex);
+ wxMutexLocker lock(m_idleMutex);
#endif
id_save = m_idleSourceId;
m_idleSourceId = 0;
wx_add_idle_hooks();
-#ifdef __WXDEBUG__
+
+#if wxDEBUG_LEVEL
// don't generate the idle events while the assert modal dialog is shown,
- // this matches the behavior of wxMSW
+ // this matches the behaviour of wxMSW
if (m_isInAssert)
return false;
#endif
gdk_threads_enter();
bool needMore;
do {
+ ProcessPendingEvents();
+
needMore = ProcessIdle();
} while (needMore && gtk_events_pending() == 0);
gdk_threads_leave();
#if wxUSE_THREADS
- wxMutexLocker lock(*m_idleMutex);
+ wxMutexLocker lock(m_idleMutex);
#endif
- // if a new idle source was added during ProcessIdle
- if (m_idleSourceId != 0)
- {
- // remove it
- g_source_remove(m_idleSourceId);
- m_idleSourceId = 0;
- }
- // if more idle processing requested
- if (needMore)
+
+ 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)
{
- // keep this source installed
- m_idleSourceId = id_save;
- return true;
+ // 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();
}
- // add hooks and remove this source
- wx_add_idle_hooks();
- return false;
-}
-
-#if wxUSE_THREADS
-
-static GPollFunc wxgs_poll_func;
+ // else remove this source, leave new one installed
+ // we must keep an idle source, otherwise a wakeup could be lost
-extern "C" {
-static gint wxapp_poll_func( GPollFD *ufds, guint nfds, gint timeout )
-{
- gdk_threads_enter();
-
- wxMutexGuiLeave();
- g_mainThreadLocked = true;
-
- gint res = (*wxgs_poll_func)(ufds, nfds, timeout);
-
- wxMutexGuiEnter();
- g_mainThreadLocked = false;
-
- gdk_threads_leave();
-
- return res;
+ return keepSource;
}
-}
-
-#endif // wxUSE_THREADS
//-----------------------------------------------------------------------------
// Access to the root window global
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;
}
//-----------------------------------------------------------------------------
wxApp::wxApp()
{
-#ifdef __WXDEBUG__
m_isInAssert = false;
-#endif // __WXDEBUG__
-#if wxUSE_THREADS
- m_idleMutex = NULL;
-#endif
m_idleSourceId = 0;
}
{
}
+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;
+ }
+
+ gtk_rc_reparse_all_for_settings(gtk_settings_get_default(), TRUE);
+
+ return true;
+#endif
+}
+
bool wxApp::OnInitGui()
{
if ( !wxAppBase::OnInitGui() )
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 ( GetXVisualInfo() )
}
}
}
+#endif
-#if wxUSE_LIBHILDON
- m_hildonProgram = hildon_program_get_instance();
- if ( !m_hildonProgram )
+#if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
+ if ( !GetHildonProgram() )
{
wxLogError(_("Unable to initialize Hildon program"));
return false;
}
-#endif // wxUSE_LIBHILDON
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
return true;
}
-GdkVisual *wxApp::GetGdkVisual()
-{
- GdkVisual *visual = NULL;
-
- XVisualInfo *xvi = (XVisualInfo *)GetXVisualInfo();
- if ( xvi )
- visual = gdkx_visual_get( xvi->visualid );
- else
- visual = gdk_drawable_get_visual( wxGetRootWindow()->window );
-
- wxASSERT( visual );
-
- return visual;
-}
-
// use unusual names for the parameters to avoid conflict with wxApp::arg[cv]
bool wxApp::Initialize(int& argc_, wxChar **argv_)
{
#if wxUSE_THREADS
if (!g_thread_supported())
+ {
g_thread_init(NULL);
-
- wxgs_poll_func = g_main_context_get_poll_func(NULL);
- g_main_context_set_poll_func(NULL, wxapp_poll_func);
+ gdk_threads_init();
+ }
#endif // wxUSE_THREADS
- // We should have the wxUSE_WCHAR_T test on the _outside_
-#if wxUSE_WCHAR_T
// gtk+ 2.0 supports Unicode through UTF-8 strings
wxConvCurrent = &wxConvUTF8;
-#else // !wxUSE_WCHAR_T
- if (!wxOKlibc())
- wxConvCurrent = (wxMBConv*) NULL;
-#endif // wxUSE_WCHAR_T/!wxUSE_WCHAR_T
+#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(_T("G_FILENAME_ENCODING")));
- encName = encName.BeforeFirst(_T(','));
- if (encName.CmpNoCase(_T("@locale")) == 0)
+ wxString encName(wxGetenv(wxT("G_FILENAME_ENCODING")));
+ encName = encName.BeforeFirst(wxT(','));
+ if (encName.CmpNoCase(wxT("@locale")) == 0)
encName.clear();
encName.MakeUpper();
-#if wxUSE_INTL
if (encName.empty())
{
+#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 == _T("US-ASCII"))
- encName = _T("UTF-8");
- wxSetEnv(_T("G_FILENAME_ENCODING"), encName);
+ if ( encName.empty() )
+ encName = wxT("UTF-8");
+ wxSetEnv(wxT("G_FILENAME_ENCODING"), encName);
}
-#else
- if (encName.empty())
- encName = _T("UTF-8");
- // if wxUSE_INTL==0 it probably indicates that only "C" locale is supported
- // by the program anyhow so prevent GTK+ from calling setlocale(LC_ALL, "")
- // from gtk_init_check() as it does by default
- gtk_disable_setlocale();
-
-#endif // wxUSE_INTL
static wxConvBrokenFileNames fileconv(encName);
wxConvFileName = &fileconv;
+#endif // __UNIX__
bool init_result;
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();
+
#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
- wxUpdateLocaleIsUtf8();
if ( argcGTK != argc_ )
{
}
argc_ = argcGTK;
+ argv_[argc_] = NULL;
}
//else: gtk_init() didn't modify our parameters
return false;
}
- // we can not enter threads before gtk_init is done
+ // we cannot enter threads before gtk_init is done
gdk_threads_enter();
- wxSetDetectableAutoRepeat( true );
-
#if wxUSE_INTL
wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
#endif
-#if wxUSE_THREADS
- m_idleMutex = new wxMutex;
-#endif
// make sure GtkWidget type is loaded, idle hooks need it
g_type_class_ref(GTK_TYPE_WIDGET);
WakeUpIdle();
{
if (m_idleSourceId != 0)
g_source_remove(m_idleSourceId);
-#if wxUSE_THREADS
- delete m_idleMutex;
- m_idleMutex = NULL;
-#endif
+
// release reference acquired by Initialize()
g_type_class_unref(g_type_class_peek(GTK_TYPE_WIDGET));
void wxApp::WakeUpIdle()
{
#if wxUSE_THREADS
- wxMutexLocker lock(*m_idleMutex);
+ wxMutexLocker lock(m_idleMutex);
#endif
if (m_idleSourceId == 0)
m_idleSourceId = g_idle_add_full(G_PRIORITY_LOW, wxapp_idle_callback, NULL, NULL);
bool wxApp::EventsPending()
{
#if wxUSE_THREADS
- wxMutexLocker lock(*m_idleMutex);
+ wxMutexLocker lock(m_idleMutex);
#endif
if (m_idleSourceId != 0)
{
return gtk_events_pending() != 0;
}
-#ifdef __WXDEBUG__
-
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
+}
+
+#if wxUSE_THREADS
+void wxGUIAppTraits::MutexGuiEnter()
+{
+ gdk_threads_enter();
+}
+
+void wxGUIAppTraits::MutexGuiLeave()
+{
+ gdk_threads_leave();
+}
+#endif // wxUSE_THREADS
+
+/* static */
+bool wxApp::GTKIsUsingGlobalMenu()
+{
+ static int s_isUsingGlobalMenu = -1;
+ if ( s_isUsingGlobalMenu == -1 )
+ {
+ // 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 // __WXDEBUG__
+#endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
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