X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/279338910fbf9be5229ec2ece0a896c71cc004f4..55dc8e189d622e010451e45bcc181dad67cd8ca1:/src/gtk/utilsgtk.cpp diff --git a/src/gtk/utilsgtk.cpp b/src/gtk/utilsgtk.cpp index dddd561bcc..ae645105e1 100644 --- a/src/gtk/utilsgtk.cpp +++ b/src/gtk/utilsgtk.cpp @@ -1,63 +1,69 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 "wx/unix/execute.h" #include -#include #include #include #include +#include // for WNOHANG #include -#include -#include -#include -#include -#include -#include // for O_WRONLY and friends - -#include -#include -#include -#include -#include + +#include "glib.h" +#include "gdk/gdk.h" +#include "gtk/gtk.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. */ @@ -66,25 +72,82 @@ bool wxSetDetectableAutoRepeat( bool flag ) { 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 ); @@ -92,35 +155,107 @@ void wxGetMousePosition( int* x, int* y ) 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()")); - return wxGTK; + // 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); + } + + 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; + } - wxHandleProcessTermination(proc_data); + // set exit code to -1 if something bad happened + proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status) + : -1; - close(source); - gdk_input_remove(proc_data->tag); + // child exited, end waiting + close(source); + + // don't call us again! + gdk_input_remove(proc_data->tag); + + wxHandleProcessTermination(proc_data); +} } int wxAddProcessCallback(wxEndProcessData *proc_data, int fd) @@ -133,3 +268,18 @@ 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; +}