/////////////////////////////////////////////////////////////////////////////
-// Name: utils.cpp
+// Name: src/gtk/utilsgtk.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-
-//#ifdef __GNUG__
-//#pragma implementation "utils.h"
-//#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
#include "wx/utils.h"
-#include "wx/string.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 <stdarg.h>
-#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
+#include <sys/wait.h> // for WNOHANG
#include <unistd.h>
-#include <sys/wait.h>
-#include <pwd.h>
-#include <errno.h>
-#include <netdb.h>
-#include <signal.h>
-
-#ifdef __SVR4__
-#include <sys/systeminfo.h>
-#endif
-//------------------------------------------------------------------------
-// misc.
-//------------------------------------------------------------------------
+#include "glib.h"
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+#include "gdk/gdkx.h"
-void wxBell(void)
-{
- gdk_beep();
-};
+#ifdef HAVE_X11_XKBLIB_H
+ /* 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
-void wxSleep(int nSecs)
-{
- sleep(nSecs);
-};
+ #include "X11/XKBlib.h"
-int wxKill(long pid, int sig)
-{
- return kill(pid, sig);
-};
+ #undef explicit
+#endif // HAVE_X11_XKBLIB_H
+
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
-//------------------------------------------------------------------------
-// user and home routines
-//------------------------------------------------------------------------
+extern GtkWidget *wxGetRootWindow();
-char* wxGetHomeDir( char *dest )
+//----------------------------------------------------------------------------
+// misc.
+//----------------------------------------------------------------------------
+#ifndef __EMX__
+// on OS/2, we use the wxBell from wxBase library
+
+void wxBell()
{
- wxString tmp = wxGetUserHome( wxString() );
- if (tmp.IsNull())
- strcpy( wxBuffer, "/" );
- else
- strcpy( wxBuffer, tmp );
- if (dest) strcpy( dest, WXSTRINGCAST tmp );
- return wxBuffer;
-};
-
-char *wxGetUserHome( const wxString &user )
+ gdk_beep();
+}
+#endif
+
+/* Don't synthesize KeyUp events holding down a key and producing
+ KeyDown events with autorepeat. */
+#ifdef HAVE_X11_XKBLIB_H
+bool wxSetDetectableAutoRepeat( bool flag )
{
- struct passwd *who = NULL;
-
- if (user.IsNull() || (user== ""))
- {
- register char *ptr;
-
- if ((ptr = getenv("HOME")) != NULL)
- return ptr;
- if ((ptr = getenv("USER")) != NULL
- || (ptr = getenv("LOGNAME")) != NULL) {
- who = getpwnam(ptr);
- }
- // We now make sure the the user exists!
- if (who == NULL)
- who = getpwuid(getuid());
- }
- else
- who = getpwnam (user);
-
- return who ? who->pw_dir : (char*)NULL;
-};
-
-//------------------------------------------------------------------------
-// id routines
-//------------------------------------------------------------------------
-
-bool wxGetHostName(char *buf, int sz)
+ Bool result;
+ XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
+ return result; /* true if keyboard hardware supports this mode */
+}
+#else
+bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
{
- *buf = '\0';
-#if defined(__SVR4__) && !defined(__sgi)
- return (sysinfo(SI_HOSTNAME, buf, sz) != -1);
-#else /* BSD Sockets */
- char name[255];
- struct hostent *h;
- // Get hostname
- if (gethostname(name, sizeof(name)/sizeof(char)-1) == -1)
- return FALSE;
- // Get official full name of host
- strncpy(buf, (h=gethostbyname(name))!=NULL ? h->h_name : name, sz-1);
- return TRUE;
-#endif
+ return false;
}
+#endif
-bool wxGetUserId(char *buf, int sz)
+// Escapes string so that it is valid Pango markup XML string:
+wxString wxEscapeStringForPangoMarkup(const wxString& str)
{
- struct passwd *who;
-
- *buf = '\0';
- if ((who = getpwuid(getuid ())) != NULL) {
- strncpy (buf, who->pw_name, sz-1);
- return TRUE;
+ 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 FALSE;
+ return out;
}
-bool wxGetUserName(char *buf, int sz)
+
+// ----------------------------------------------------------------------------
+// display characterstics
+// ----------------------------------------------------------------------------
+
+void *wxGetDisplay()
{
- struct passwd *who;
+ return GDK_DISPLAY();
+}
- *buf = '\0';
- if ((who = getpwuid (getuid ())) != NULL) {
- strncpy (buf, who->pw_gecos, sz - 1);
- return TRUE;
- }
- return FALSE;
+void wxDisplaySize( int *width, int *height )
+{
+ if (width) *width = gdk_screen_width();
+ if (height) *height = gdk_screen_height();
}
-//------------------------------------------------------------------------
-// error and debug output routines
-//------------------------------------------------------------------------
+void wxDisplaySizeMM( int *width, int *height )
+{
+ if (width) *width = gdk_screen_width_mm();
+ if (height) *height = gdk_screen_height_mm();
+}
-void wxDebugMsg( const char *format, ... )
+void wxClientDisplayRect(int *x, int *y, int *width, int *height)
{
- va_list ap;
- va_start( ap, format );
- vfprintf( stderr, format, ap );
- fflush( stderr );
- va_end(ap);
-};
-
-void wxError( const wxString &msg, const wxString &title )
+ // 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 )
{
- fprintf( stderr, "Error " );
- if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) );
- if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) );
- fprintf( stderr, ".\n" );
-};
+ gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
+}
-void wxFatalError( const wxString &msg, const wxString &title )
+bool wxColourDisplay()
{
- fprintf( stderr, "Error " );
- if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) );
- if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) );
- fprintf( stderr, ".\n" );
- exit(1);
-};
-
-//------------------------------------------------------------------------
-// directory routines
-//------------------------------------------------------------------------
-
-bool wxDirExists( const wxString& dir )
+ return true;
+}
+
+int wxDisplayDepth()
{
- char buf[500];
- strcpy( buf, WXSTRINGCAST(dir) );
- struct stat sbuf;
- return ((stat(buf, &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE);
-};
+ return gdk_drawable_get_visual( wxGetRootWindow()->window )->depth;
+}
-//------------------------------------------------------------------------
-// wild character routines
-//------------------------------------------------------------------------
+wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
+{
+ static wxToolkitInfo info;
+ info.shortName = _T("gtk2");
+ info.name = _T("wxGTK");
+#ifdef __WXUNIVERSAL__
+ info.shortName << _T("univ");
+ info.name << _T("/wxUniversal");
+#endif
+ info.versionMajor = gtk_major_version;
+ info.versionMinor = gtk_minor_version;
+ info.os = wxGTK;
+ return info;
+}
-bool wxIsWild( const wxString& pattern )
+wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
{
- wxString tmp = pattern;
- char *pat = WXSTRINGCAST(tmp);
- while (*pat) {
- switch (*pat++) {
- case '?': case '*': case '[': case '{':
- return TRUE;
- case '\\':
- if (!*pat++)
- return FALSE;
- }
- }
- return FALSE;
-};
+ return wxGenericFindWindowAtPoint(pt);
+}
+#if !wxUSE_UNICODE
-bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
+wxCharBuffer wxConvertToGTK(const wxString& s, wxFontEncoding enc)
{
- wxString tmp1 = pat;
- char *pattern = WXSTRINGCAST(tmp1);
- wxString tmp2 = text;
- char *str = WXSTRINGCAST(tmp2);
- char c;
- char *cp;
- bool done = FALSE, ret_code, ok;
- // Below is for vi fans
- const char OB = '{', CB = '}';
-
- // dot_special means '.' only matches '.'
- if (dot_special && *str == '.' && *pattern != *str)
- return FALSE;
-
- while ((*pattern != '\0') && (!done)
- && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) {
- switch (*pattern) {
- case '\\':
- pattern++;
- if (*pattern != '\0')
- pattern++;
- break;
- case '*':
- pattern++;
- ret_code = FALSE;
- while ((*str!='\0')
- && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
- /*loop*/;
- if (ret_code) {
- while (*str != '\0')
- str++;
- while (*pattern != '\0')
- pattern++;
- }
- break;
- case '[':
- pattern++;
- repeat:
- if ((*pattern == '\0') || (*pattern == ']')) {
- done = TRUE;
- break;
- }
- if (*pattern == '\\') {
- pattern++;
- if (*pattern == '\0') {
- done = TRUE;
- break;
- }
- }
- if (*(pattern + 1) == '-') {
- c = *pattern;
- pattern += 2;
- if (*pattern == ']') {
- done = TRUE;
- break;
- }
- if (*pattern == '\\') {
- pattern++;
- if (*pattern == '\0') {
- done = TRUE;
- break;
- }
- }
- if ((*str < c) || (*str > *pattern)) {
- pattern++;
- goto repeat;
- }
- } else if (*pattern != *str) {
- pattern++;
- goto repeat;
- }
- pattern++;
- while ((*pattern != ']') && (*pattern != '\0')) {
- if ((*pattern == '\\') && (*(pattern + 1) != '\0'))
- pattern++;
- pattern++;
- }
- if (*pattern != '\0') {
- pattern++, str++;
- }
- break;
- case '?':
- pattern++;
- str++;
- break;
- case OB:
- pattern++;
- while ((*pattern != CB) && (*pattern != '\0')) {
- cp = str;
- ok = TRUE;
- while (ok && (*cp != '\0') && (*pattern != '\0')
- && (*pattern != ',') && (*pattern != CB)) {
- if (*pattern == '\\')
- pattern++;
- ok = (*pattern++ == *cp++);
- }
- if (*pattern == '\0') {
- ok = FALSE;
- done = TRUE;
- break;
- } else if (ok) {
- str = cp;
- while ((*pattern != CB) && (*pattern != '\0')) {
- if (*++pattern == '\\') {
- if (*++pattern == CB)
- pattern++;
- }
- }
- } else {
- while (*pattern!=CB && *pattern!=',' && *pattern!='\0') {
- if (*++pattern == '\\') {
- if (*++pattern == CB || *pattern == ',')
- pattern++;
- }
- }
- }
- if (*pattern != '\0')
- pattern++;
- }
- break;
- default:
- if (*str == *pattern) {
- str++, pattern++;
- } else {
- done = TRUE;
- }
- }
+ if ( enc == wxFONTENCODING_UTF8 )
+ {
+ // no need for conversion at all
+ return wxCharBuffer(s);
+ }
+
+ 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);
}
- while (*pattern == '*')
- pattern++;
- return ((*str == '\0') && (*pattern == '\0'));
-};
-//------------------------------------------------------------------------
+ wxCharBuffer buf;
+ if ( wbuf )
+ buf = wxConvUTF8.cWC2MB(wbuf);
+
+ return buf;
+}
+
+#endif // !wxUSE_UNICODE
+
+// ----------------------------------------------------------------------------
// subprocess routines
-//------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
-long wxExecute( char **argv, bool Async )
+extern "C" {
+static
+void GTK_EndProcessDetector(gpointer data, gint source,
+ GdkInputCondition WXUNUSED(condition) )
{
- if (*argv == NULL)
- return FALSE;
+ wxEndProcessData *proc_data = (wxEndProcessData *)data;
- /* fork the process */
-#if defined(sun) || defined(__ultrix) || defined(__bsdi__)
- pid_t pid = vfork();
-#else
- pid_t pid = fork();
-#endif
- if (pid == -1) {
- perror ("fork failed");
- return FALSE;
- } else if (pid == 0) {
- /* child */
-#ifdef _AIX
- execvp ((const char *)*argv, (const char **)argv);
-#else
- execvp (*argv, argv);
-#endif
- if (errno == ENOENT)
- wxError("command not found", *argv);
- else
- perror (*argv);
- wxError("could not execute", *argv);
- _exit (-1);
- }
+ // 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);
- // Code below is NOT really acceptable!
- // One should NEVER use wait under X
- // Ideas? A Sleep idle callback?
- // WARNING: WARNING: WARNING: WARNING:
- // The CODE BELOW IS BAD BAD BAD BAD!
- if (Async) {
- int status;
-/*
- wxSleep(2); // Give a little time
-*/
-#if !defined(DG) && \
- !defined(__AIX__) && \
- !defined(__xlC__) && \
- !defined(__SVR4__) && \
- !defined(__SUN__) && \
- !defined(__ALPHA__) && \
- !defined(__SGI__) && \
- !defined(__HPUX__) && \
- !defined(__SUNPRO_CC) && \
- !defined(__FreeBSD__)
- while (wait((union wait*)&status) != pid)
-#else
- while (wait(&status) != pid)
-#endif
- {};
-/*
- wxSleep(3); // 3 sec?
-*/
- };
- return TRUE;
-};
-
-long wxExecute( const wxString& command, bool Async )
-{
- if (command.IsNull() || command == "") return FALSE;
+ if ( rc == 0 )
+ {
+ // no, it didn't exit yet, continue waiting
+ return;
+ }
- int argc = 0;
- char *argv[127];
- char tmp[1024];
- const char *IFS = " \t\n";
+ // set exit code to -1 if something bad happened
+ proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status)
+ : -1;
- strncpy (tmp, command, sizeof(tmp) / sizeof(char) - 1);
- tmp[sizeof (tmp) / sizeof (char) - 1] = '\0';
- argv[argc++] = strtok (tmp, IFS);
- while ((argv[argc++] = strtok(NULL, IFS)) != NULL)
- /* loop */ ;
- return wxExecute(argv, Async);
-};
+ // 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)
+{
+ int tag = gdk_input_add(fd,
+ GDK_INPUT_READ,
+ GTK_EndProcessDetector,
+ (gpointer)proc_data);
+
+ return tag;
+}
projects / wxWidgets.git / blobdiff