X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..6cc687bfee071b5328f9e48d1708795287006bb7:/src/gtk1/utilsgtk.cpp

diff --git a/src/gtk1/utilsgtk.cpp b/src/gtk1/utilsgtk.cpp
index 3ff9803dd4..1bc1106f93 100644
--- a/src/gtk1/utilsgtk.cpp
+++ b/src/gtk1/utilsgtk.cpp
@@ -1,406 +1,183 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        utils.cpp
+// Name:        src/gtk/utilsgtk.cpp
 // Purpose:
 // Author:      Robert Roebling
-// Created:     01/02/97
-// Id:
+// Id:          $Id$
 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:   	wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-
-//#ifdef __GNUG__
-//#pragma implementation "utils.h"
-//#endif
-
 #include "wx/utils.h"
 #include "wx/string.h"
 
+#include "wx/intl.h"
+#include "wx/log.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>
 
-#ifdef __SVR4__
-#include <sys/systeminfo.h>
+#include "glib.h"
+#include "gdk/gdk.h"
+#include "gtk/gtk.h"
+#ifndef __WXGTK20__
+#include "gtk/gtkfeatures.h"
 #endif
+#include "gdk/gdkx.h"
 
-//------------------------------------------------------------------------
-// misc.
-//------------------------------------------------------------------------
+#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 wxBell(void)
-{
-  gdk_beep();
-};
+    #include "X11/XKBlib.h"
 
-//------------------------------------------------------------------------
-// user and home routines
-//------------------------------------------------------------------------
+    #undef explicit
+#endif // HAVE_X11_XKBLIB_H
 
-char* wxGetHomeDir( char *dest )
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
+
+extern GtkWidget *wxGetRootWindow();
+
+//----------------------------------------------------------------------------
+// misc.
+//----------------------------------------------------------------------------
+
+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();
+}
+
+/* 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)
-{
-    struct passwd *who;
+// ----------------------------------------------------------------------------
+// display characterstics
+// ----------------------------------------------------------------------------
 
-    *buf = '\0';
-    if ((who = getpwuid(getuid ())) != NULL) {
-	strncpy (buf, who->pw_name, sz-1);
-	return TRUE;
-    }
-    return FALSE;
+void *wxGetDisplay()
+{
+    return GDK_DISPLAY();
 }
 
-bool wxGetUserName(char *buf, int sz)
+void wxDisplaySize( int *width, int *height )
 {
-    struct passwd *who;
+    if (width) *width = gdk_screen_width();
+    if (height) *height = gdk_screen_height();
+}
 
-    *buf = '\0';
-    if ((who = getpwuid (getuid ())) != NULL) {
-	strncpy (buf, who->pw_gecos, sz - 1);
-	return TRUE;
-    }
-    return FALSE;
+void wxDisplaySizeMM( int *width, int *height )
+{
+    if (width) *width = gdk_screen_width_mm();
+    if (height) *height = gdk_screen_height_mm();
 }
 
-//------------------------------------------------------------------------
-// error and debug output routines
-//------------------------------------------------------------------------
+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 wxDebugMsg( const char *format, ... )
+void wxGetMousePosition( int* x, int* y )
 {
-  va_list ap;
-  va_start( ap, format );
-  vfprintf( stderr, format, ap ); 
-  fflush( stderr );
-  va_end(ap);
-};
-
-void wxError( const wxString &msg, const wxString &title )
+    gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
+}
+
+bool wxColourDisplay()
 {
-  fprintf( stderr, "Error " );
-  if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) );
-  if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) );
-  fprintf( stderr, ".\n" );
-};
+    return TRUE;
+}
 
-void wxFatalError( const wxString &msg, const wxString &title )
+int wxDisplayDepth()
 {
-  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 gdk_window_get_visual( wxGetRootWindow()->window )->depth;
+}
+
+int wxGetOsVersion(int *majorVsn, int *minorVsn)
 {
-  char buf[500];
-  strcpy( buf, WXSTRINGCAST(dir) );
-  struct stat sbuf;
-  return ((stat(buf, &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE);
-};
+  if (majorVsn) *majorVsn = GTK_MAJOR_VERSION;
+  if (minorVsn) *minorVsn = GTK_MINOR_VERSION;
 
-//------------------------------------------------------------------------
-// wild character routines
-//------------------------------------------------------------------------
+  return wxGTK;
+}
 
-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);
+}
 
 
-bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
-{
-  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;
-	    }
-	}
-    }
-    while (*pattern == '*')
-	pattern++;
-    return ((*str == '\0') && (*pattern == '\0'));
-};
-
-//------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
 // subprocess routines
-//------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
 
-long wxExecute( char **argv, bool Async )
+extern "C"
+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);
-    }
-
-    // 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;
-};
+   // 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;
 
-long wxExecute( const wxString& command, bool 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)
 {
-    if (command.IsNull() || command == "") return FALSE;
-
-    int argc = 0;
-    char *argv[127];
-    char tmp[1024];
-    const char *IFS = " \t\n";
-
-    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);
-};
+    int tag = gdk_input_add(fd,
+                            GDK_INPUT_READ,
+                            GTK_EndProcessDetector,
+                            (gpointer)proc_data);
+
+    return tag;
+}