/////////////////////////////////////////////////////////////////////////////
-// Name: utils.cpp
+// Name: src/gtk/utilsgtk.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
+// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
#include "wx/utils.h"
-#include "wx/string.h"
-#include "wx/intl.h"
-#include "wx/log.h"
+#ifndef WX_PRECOMP
+ #include "wx/string.h"
+ #include "wx/intl.h"
+ #include "wx/log.h"
+#endif
+
+#include "wx/apptrait.h"
#include "wx/process.h"
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
+#include <sys/wait.h> // for WNOHANG
#include <unistd.h>
#include "glib.h"
#include "gdk/gdk.h"
#include "gtk/gtk.h"
-#include "gtk/gtkfeatures.h"
#include "gdk/gdkx.h"
#ifdef HAVE_X11_XKBLIB_H
- #ifdef __HPUX__
- /* under HP-UX XKBlib.h defines structures with field named "explicit" -
- * which is, of course, an error for a C++ compiler */
+ /* under HP-UX and Solaris 2.6, at least, XKBlib.h defines structures with
+ * field named "explicit" - which is, of course, an error for a C++
+ * compiler. To be on the safe side, just redefine it everywhere. */
#define explicit __wx_explicit
- #endif
-
- #include "X11/XKBlib.h"
-
- #ifdef __HPUX__
+
+ #include "X11/XKBlib.h"
+
#undef explicit
- #endif // __HPUX__
#endif // HAVE_X11_XKBLIB_H
-// ----------------------------------------------------------------------------
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
+
+extern GtkWidget *wxGetRootWindow();
+
+//----------------------------------------------------------------------------
// misc.
-// ----------------------------------------------------------------------------
+//----------------------------------------------------------------------------
+#ifndef __EMX__
+// on OS/2, we use the wxBell from wxBase library
void wxBell()
{
gdk_beep();
}
+#endif
/* Don't synthesize KeyUp events holding down a key and producing
KeyDown events with autorepeat. */
{
Bool result;
XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
- return result; /* TRUE if keyboard hardware supports this mode */
+ return result; /* true if keyboard hardware supports this mode */
}
#else
bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
{
- return FALSE;
+ return false;
}
#endif
+// Escapes string so that it is valid Pango markup XML string:
+wxString wxEscapeStringForPangoMarkup(const wxString& str)
+{
+ size_t len = str.length();
+ wxString out;
+ out.Alloc(len);
+ for (size_t i = 0; i < len; i++)
+ {
+ wxChar c = str[i];
+ switch (c)
+ {
+ case _T('&'):
+ out << _T("&");
+ break;
+ case _T('<'):
+ out << _T("<");
+ break;
+ case _T('>'):
+ out << _T(">");
+ break;
+ case _T('\''):
+ out << _T("'");
+ break;
+ case _T('"'):
+ out << _T(""");
+ break;
+ default:
+ out << c;
+ break;
+ }
+ }
+ return out;
+}
+
+
// ----------------------------------------------------------------------------
// display characterstics
// ----------------------------------------------------------------------------
+void *wxGetDisplay()
+{
+ return GDK_DISPLAY();
+}
+
void wxDisplaySize( int *width, int *height )
{
if (width) *width = gdk_screen_width();
if (height) *height = gdk_screen_height();
}
+void wxDisplaySizeMM( int *width, int *height )
+{
+ if (width) *width = gdk_screen_width_mm();
+ if (height) *height = gdk_screen_height_mm();
+}
+
+void wxClientDisplayRect(int *x, int *y, int *width, int *height)
+{
+ // This is supposed to return desktop dimensions minus any window
+ // manager panels, menus, taskbars, etc. If there is a way to do that
+ // for this platform please fix this function, otherwise it defaults
+ // to the entire desktop.
+ if (x) *x = 0;
+ if (y) *y = 0;
+ wxDisplaySize(width, height);
+}
+
void wxGetMousePosition( int* x, int* y )
{
gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
bool wxColourDisplay()
{
- return TRUE;
+ return true;
}
int wxDisplayDepth()
{
- return gdk_window_get_visual( (GdkWindow*) &gdk_root_parent )->depth;
+ return gdk_drawable_get_visual( wxGetRootWindow()->window )->depth;
+}
+
+wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
+{
+ return wxGenericFindWindowAtPoint(pt);
}
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
+#if !wxUSE_UNICODE
+
+wxCharBuffer wxConvertToGTK(const wxString& s, wxFontEncoding enc)
{
- if (majorVsn) *majorVsn = GTK_MAJOR_VERSION;
- if (minorVsn) *minorVsn = GTK_MINOR_VERSION;
+ wxCharBuffer buf;
+ if ( enc == wxFONTENCODING_UTF8 )
+ {
+ // no need for conversion at all, but do check that we have a valid
+ // UTF-8 string because passing invalid UTF-8 to GTK+ is going to
+ // result in a GTK+ error message and, especially, loss of data which
+ // was supposed to be shown in the GUI
+ if ( wxConvUTF8.ToWChar(NULL, 0, s, s.length()) == wxCONV_FAILED )
+ {
+ // warn the programmer that something is probably wrong in his code
+ //
+ // NB: don't include the string in output because chances are that
+ // this invalid UTF-8 string could result in more errors itself
+ // if the application shows logs in the GUI and so we get into
+ // an infinite loop
+ wxLogDebug(_T("Invalid UTF-8 string in wxConvertToGTK()"));
+
+ // but still try to show at least something on the screen
+ wxMBConvUTF8 utf8permissive(wxMBConvUTF8::MAP_INVALID_UTF8_TO_OCTAL);
+ wxWCharBuffer wbuf(utf8permissive.cMB2WC(s));
+ buf = wxConvUTF8.cWC2MB(wbuf);
+ }
+ else // valid UTF-8 string, no need to convert
+ {
+ buf = wxCharBuffer(s);
+ }
+ }
+ else // !UTF-8
+ {
+ wxWCharBuffer wbuf;
+ if ( enc == wxFONTENCODING_SYSTEM || enc == wxFONTENCODING_DEFAULT )
+ {
+ wbuf = wxConvUI->cMB2WC(s);
+ }
+ else // another encoding, use generic conversion class
+ {
+ wbuf = wxCSConv(enc).cMB2WC(s);
+ }
- return wxGTK;
+ if ( wbuf )
+ buf = wxConvUTF8.cWC2MB(wbuf);
+ }
+
+ return buf;
}
+#endif // !wxUSE_UNICODE
+
// ----------------------------------------------------------------------------
// subprocess routines
// ----------------------------------------------------------------------------
-static void GTK_EndProcessDetector(gpointer data, gint source,
- GdkInputCondition WXUNUSED(condition) )
+extern "C" {
+static
+void GTK_EndProcessDetector(gpointer data, gint source,
+ GdkInputCondition WXUNUSED(condition) )
{
- wxEndProcessData *proc_data = (wxEndProcessData *)data;
+ wxEndProcessData *proc_data = (wxEndProcessData *)data;
+
+ // has the process really terminated? unfortunately GDK (or GLib) seem to
+ // generate G_IO_HUP notification even when it simply tries to read from a
+ // closed fd and hasn't terminated at all
+ int pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid);
+ int status = 0;
+ int rc = waitpid(pid, &status, WNOHANG);
+
+ if ( rc == 0 )
+ {
+ // no, it didn't exit yet, continue waiting
+ return;
+ }
+
+ // set exit code to -1 if something bad happened
+ proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status)
+ : -1;
- wxHandleProcessTermination(proc_data);
+ // child exited, end waiting
+ close(source);
- close(source);
- gdk_input_remove(proc_data->tag);
+ // don't call us again!
+ gdk_input_remove(proc_data->tag);
+
+ wxHandleProcessTermination(proc_data);
+}
}
int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
return tag;
}
+
+
+// ----------------------------------------------------------------------------
+// wxPlatformInfo-related
+// ----------------------------------------------------------------------------
+
+wxPortId wxGUIAppTraits::GetToolkitVersion(int *verMaj, int *verMin) const
+{
+ if ( verMaj )
+ *verMaj = gtk_major_version;
+ if ( verMin )
+ *verMin = gtk_minor_version;
+
+ return wxPORT_GTK;
+}
projects / wxWidgets.git / blobdiff