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/////////////////////////////////////////////////////////////////////////////
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// Name: src/gtk/utilsgtk.cpp
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// Author: Robert Roebling
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// Id: $Id: utilsgtk.cpp,v 1.63.2.1 2005/11/14 23:00:58 RR Exp $
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#include "wx/string.h"
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#include "wx/apptrait.h"
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#include "wx/process.h"
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#include "wx/unix/execute.h"
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#include <sys/types.h>
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#include <sys/wait.h> // for WNOHANG
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#include "gtk/gtkfeatures.h"
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#ifdef HAVE_X11_XKBLIB_H
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/* under HP-UX and Solaris 2.6, at least, XKBlib.h defines structures with
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* field named "explicit" - which is, of course, an error for a C++
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* compiler. To be on the safe side, just redefine it everywhere. */
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#define explicit __wx_explicit
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#include "X11/XKBlib.h"
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#endif // HAVE_X11_XKBLIB_H
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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extern GtkWidget *wxGetRootWindow();
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//----------------------------------------------------------------------------
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//----------------------------------------------------------------------------
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// on OS/2, we use the wxBell from wxBase library
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/* Don't synthesize KeyUp events holding down a key and producing
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KeyDown events with autorepeat. */
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#if defined(HAVE_X11_XKBLIB_H) && !(defined(__WXGPE__))
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bool wxSetDetectableAutoRepeat( bool flag )
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XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
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return result; /* TRUE if keyboard hardware supports this mode */
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bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
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// Escapes string so that it is valid Pango markup XML string:
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wxString wxEscapeStringForPangoMarkup(const wxString& str)
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size_t len = str.length();
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for (size_t i = 0; i < len; i++)
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// ----------------------------------------------------------------------------
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// display characterstics
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// ----------------------------------------------------------------------------
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return GDK_DISPLAY();
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void wxDisplaySize( int *width, int *height )
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if (width) *width = gdk_screen_width();
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if (height) *height = gdk_screen_height();
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void wxDisplaySizeMM( int *width, int *height )
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if (width) *width = gdk_screen_width_mm();
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if (height) *height = gdk_screen_height_mm();
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void wxClientDisplayRect(int *x, int *y, int *width, int *height)
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// This is supposed to return desktop dimensions minus any window
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// manager panels, menus, taskbars, etc. If there is a way to do that
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// for this platform please fix this function, otherwise it defaults
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// to the entire desktop.
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wxDisplaySize(width, height);
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void wxGetMousePosition( int* x, int* y )
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gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
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bool wxColourDisplay()
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return gdk_window_get_visual( wxGetRootWindow()->window )->depth;
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wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
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static wxToolkitInfo info;
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info.shortName = _T("gtk2");
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info.shortName = _T("gtk");
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info.name = _T("wxGTK");
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#ifdef __WXUNIVERSAL__
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info.shortName << _T("univ");
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info.name << _T("/wxUniversal");
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info.versionMajor = gtk_major_version;
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info.versionMinor = gtk_minor_version;
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wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
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return wxGenericFindWindowAtPoint(pt);
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// ----------------------------------------------------------------------------
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// subprocess routines
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// ----------------------------------------------------------------------------
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void GTK_EndProcessDetector(gpointer data, gint source,
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GdkInputCondition WXUNUSED(condition) )
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wxEndProcessData *proc_data = (wxEndProcessData *)data;
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// has the process really terminated? unfortunately GDK (or GLib) seem to
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// generate G_IO_HUP notification even when it simply tries to read from a
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// closed fd and hasn't terminated at all
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int pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid);
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int rc = waitpid(pid, &status, WNOHANG);
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// no, it didn't exit yet, continue waiting
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// set exit code to -1 if something bad happened
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proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status)
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// child exited, end waiting
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// don't call us again!
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gdk_input_remove(proc_data->tag);
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wxHandleProcessTermination(proc_data);
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int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
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int tag = gdk_input_add(fd,
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GTK_EndProcessDetector,
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(gpointer)proc_data);