added length to wx(Scoped)CharBuffer to improve handling of embedded NULs

[wxWidgets.git] / src / gtk1 / utilsres.cpp

diff --git a/src/gtk1/utilsres.cpp b/src/gtk1/utilsres.cpp
index 783d2087a23a927e77c45b2ff5795cbfeb7741cb..f8f41519a63d88f18d142e343f276b17dd4527af 100644 (file)
--- a/src/gtk1/utilsres.cpp
+++ b/src/gtk1/utilsres.cpp
@@ -1,367 +1,125 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        utils.cpp
+// Name:        src/gtk1/utilsres.cpp

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$

-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:           wxWindows licence
+// 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/utils.h"

-#include "wx/string.h"
-#include "wx/list.h"
-
-#include <ctype.h>
-#include <string.h>
-#include <unistd.h>
-#ifdef __SVR4__
-#include <sys/systeminfo.h>
-#endif
-
-#include "gdk/gdkx.h"        // GDK_DISPLAY
-#include "gdk/gdkprivate.h"  // gdk_progclass
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-#include <X11/Xresource.h>
-
-#include "wx/log.h"

 
 

-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
-
-// Yuck this is really BOTH site and platform dependent
-// so we should use some other strategy!
-#ifdef __SUN__
-    #define DEFAULT_XRESOURCE_DIR _T("/usr/openwin/lib/app-defaults")
-#else
-    #define DEFAULT_XRESOURCE_DIR _T("/usr/lib/X11/app-defaults")
+#ifndef WX_PRECOMP
+    #include "wx/list.h"
+    #include "wx/string.h"
+    #include "wx/log.h"
+    #include "wx/app.h"

 #endif
 
 #endif
 

-//-----------------------------------------------------------------------------
-// glabal data (data.cpp)
-//-----------------------------------------------------------------------------
-
-extern wxResourceCache *wxTheResourceCache;
-extern XrmDatabase wxResourceDatabase;
+#include "wx/config.h"

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// utility functions for get/write resources
+// resource functions

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-static wxChar *GetResourcePath(wxChar *buf, wxChar *name, bool create)
-{
-    if (create && FileExists(name)) 
-    {
-        wxStrcpy(buf, name);
-        return buf; // Exists so ...
-    }
-    if (*name == _T('/'))
-        wxStrcpy(buf, name);
-    else 
-    {
-        // Put in standard place for resource files if not absolute
-        wxStrcpy(buf, DEFAULT_XRESOURCE_DIR);
-        wxStrcat(buf, _T("/"));
-        wxStrcat(buf, FileNameFromPath(name));
-    }
-    if (create) 
-    {
-        // Touch the file to create it
-        FILE *fd = fopen(wxConvCurrent->cWX2MB(buf), "w");
-        if (fd) fclose(fd);
-    }
-    return buf;
-}
-
-// Read $HOME for what it says is home, if not
-// read $USER or $LOGNAME for user name else determine
-// the Real User, then determine the Real home dir.
-static wxChar *GetIniFile(wxChar *dest, const wxChar *filename)
-{
-    const wxChar *home = (const wxChar *) NULL;
-    if (filename && wxIsAbsolutePath(filename))
-    {
-      wxStrcpy(dest, filename);
-    }
-    else
-    {
-      if ((home = wxGetUserHome(wxString())) != NULL)
-      {
-        wxStrcpy(dest, home);
-        if (dest[wxStrlen(dest) - 1] != _T('/')) wxStrcat(dest, _T("/"));
-        if (filename == NULL)
-        {
-          if ((filename = wxGetenv(_T("XENVIRONMENT"))) == NULL) filename = _T(".Xdefaults");
-        }
-        else
-          if (*filename != _T('.')) wxStrcat(dest, _T("."));
-        wxStrcat(dest, filename);
-      }
-      else
-      {
-        dest[0] = _T('\0');
-      }
-    }
-    return dest;
-}
-
-static void wxXMergeDatabases()
+bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file )

 {
 {

-    XrmDatabase homeDB, serverDB, applicationDB;
-    wxChar filenamebuf[1024];
-
-    wxChar *filename = &filenamebuf[0];
-    wxChar *environment;
-    char *classname = gdk_progclass;               // Robert Roebling ??
-    char name[256];
-    (void)strcpy(name, "/usr/lib/X11/app-defaults/");
-    (void)strcat(name, classname ? classname : "wxWindows");
-
-    // Get application defaults file, if any
-    if ((applicationDB = XrmGetFileDatabase(name)))
-        (void)XrmMergeDatabases(applicationDB, &wxResourceDatabase);
+    wxString filename( file );
+    if (filename.empty()) filename = wxT(".wxWindows");

 
 

-    // Merge server defaults, created by xrdb, loaded as a property of the root
-    // window when the server initializes and loaded into the display
-    // structure on XOpenDisplay;
-    // if not defined, use .Xdefaults
-    if (XResourceManagerString(GDK_DISPLAY()) != NULL) 
-    {
-        serverDB = XrmGetStringDatabase(XResourceManagerString(GDK_DISPLAY()));
-    } 
-    else 
-    {
-        (void)GetIniFile(filename, (wxChar *) NULL);
-        serverDB = XrmGetFileDatabase(wxConvCurrent->cWX2MB(filename));
-    }
-    if (serverDB)
-        XrmMergeDatabases(serverDB, &wxResourceDatabase);
+    wxFileConfig conf( wxTheApp->GetAppName(), wxTheApp->GetVendorName(), filename );

 
 

-    // Open XENVIRONMENT file, or if not defined, the .Xdefaults,
-    // and merge into existing database
+    conf.SetPath( section );

 
 

-    if ((environment = wxGetenv(_T("XENVIRONMENT"))) == NULL) 
-    {
-        size_t len;
-#if wxUSE_UNICODE
-       char hostbuf[1024];
-#endif
-        environment = GetIniFile(filename, (const wxChar *) NULL);
-        len = wxStrlen(environment);
-#if !defined(SVR4) || defined(__sgi)
-#if wxUSE_UNICODE
-        (void)gethostname(hostbuf, 1024 - len);
-#else
-        (void)gethostname(environment + len, 1024 - len);
-#endif
-#else
-#if wxUSE_UNICODE
-        (void)sysinfo(SI_HOSTNAME, hostbuf, 1024 - len);
-#else
-        (void)sysinfo(SI_HOSTNAME, environment + len, 1024 - len);
-#endif
-#endif
-#if wxUSE_UNICODE
-       wxStrcat(environment, wxConvCurrent->cMB2WX(hostbuf));
-#endif
-    }
-    if ((homeDB = XrmGetFileDatabase(wxConvCurrent->cWX2MB(environment))))
-        XrmMergeDatabases(homeDB, &wxResourceDatabase);
+    return conf.Write( entry, value );

 }
 
 }
 

-//-----------------------------------------------------------------------------
-// called on application exit
-//-----------------------------------------------------------------------------
-
-void wxFlushResources()
+bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file )

 {
 {

-    wxChar nameBuffer[512];
+    wxString buf;
+    buf.Printf(wxT("%.4f"), value);

 
 

-    wxNode *node = wxTheResourceCache->First();
-    while (node) {
-        wxString str = node->GetKeyString();
-        wxChar *file = WXSTRINGCAST str;
-        // If file doesn't exist, create it first.
-        (void)GetResourcePath(nameBuffer, file, TRUE);
-
-        XrmDatabase database = (XrmDatabase)node->Data();
-        XrmPutFileDatabase(database, wxConvCurrent->cWX2MB(nameBuffer));
-        XrmDestroyDatabase(database);
-        wxNode *next = node->Next();
-//        delete node;
-        node = next;
-    }
+    return wxWriteResource(section, entry, buf, file);

 }
 
 }
 

-void wxDeleteResources(const wxChar *file)
+bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file )

 {
 {

-    wxLogTrace(wxTraceResAlloc, _T("Delete: Number = %d"), wxTheResourceCache->Number());
-    wxChar buffer[500];
-    (void)GetIniFile(buffer, file);
+    wxString buf;
+    buf.Printf(wxT("%ld"), value);

 
 

-    wxNode *node = wxTheResourceCache->Find(buffer);
-    if (node) {
-        XrmDatabase database = (XrmDatabase)node->Data();
-        XrmDestroyDatabase(database);
-//        delete node;
-    }
+    return wxWriteResource(section, entry, buf, file);

 }
 
 }
 

-//-----------------------------------------------------------------------------
-// resource functions
-//-----------------------------------------------------------------------------
-
-bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file )
+bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file )

 {
 {

-    wxChar buffer[500];
+    wxString buf;
+    buf.Printf(wxT("%d"), value);

 
 

-    if (!entry) return FALSE;
-
-    (void)GetIniFile(buffer, file);
-
-    XrmDatabase database;
-    wxNode *node = wxTheResourceCache->Find(buffer);
-    if (node)
-        database = (XrmDatabase)node->Data();
-    else {
-        database = XrmGetFileDatabase(wxConvCurrent->cWX2MB(buffer));
-        wxLogTrace(wxTraceResAlloc, _T("Write: Number = %d"), wxTheResourceCache->Number());
-        wxTheResourceCache->Append(buffer, (wxObject *)database);
-    }
-    char resName[300];
-    strcpy(resName, !section.IsNull() ? MBSTRINGCAST section.mb_str() : "wxWindows");
-    strcat(resName, ".");
-    strcat(resName, entry.mb_str());
-    XrmPutStringResource(&database, resName, value.mb_str());
-    return TRUE;
-};
-
-bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file )
-{
-    char buf[50];
-    sprintf(buf, "%.4f", value);

     return wxWriteResource(section, entry, buf, file);
     return wxWriteResource(section, entry, buf, file);

-};
+}

 
 

-bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file )
+bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file )

 {
 {

-    char buf[50];
-    sprintf(buf, "%ld", value);
-    return wxWriteResource(section, entry, buf, file);
-};
+    wxString filename( file );
+    if (filename.empty()) filename = wxT(".wxWindows");

 
 

-bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file )
-{
-    char buf[50];
-    sprintf(buf, "%d", value);
-    return wxWriteResource(section, entry, buf, file);
-};
+    wxFileConfig conf( wxTheApp->GetAppName(), wxTheApp->GetVendorName(), filename );

 
 

-bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file )
-{
-    if (!wxResourceDatabase)
-        wxXMergeDatabases();
+    conf.SetPath( section );

 
 

-    XrmDatabase database;
-    if (!file.IsEmpty()) 
+    wxString result;
+    if (conf.Read( entry, &result ))

     {
     {

-        wxChar buffer[500];
-        // Is this right? Trying to get it to look in the user's
-        // home directory instead of current directory -- JACS
-        (void)GetIniFile(buffer, file);
-
-        wxNode *node = (wxNode*) NULL;  /* suppress egcs warning */
-        node = wxTheResourceCache->Find(buffer);
-        if (node)
+        if (!result.empty())

         {
         {

-            database = (XrmDatabase)node->Data();
+            wxChar *s = new wxChar[result.Len()+1];
+            wxStrcpy( s, result.c_str() );
+            *value = s;
+            return true;

         }
         }

-        else
-        {
-            database = XrmGetFileDatabase(wxConvCurrent->cWX2MB(buffer));
-            wxLogTrace(wxTraceResAlloc, _T("Get: Number = %d"), wxTheResourceCache->Number());
-            wxTheResourceCache->Append(buffer, (wxObject *)database);
-        }
-    } else
-        database = wxResourceDatabase;
-
-    XrmValue xvalue;
-    char *str_type[20];
-    char buf[150];
-    strcpy(buf, section.mb_str());
-    strcat(buf, ".");
-    strcat(buf, entry.mb_str());
-
-    bool success = XrmGetResource(database, buf, "*", str_type, &xvalue);
-    // Try different combinations of upper/lower case, just in case...
-    if (!success) 
-    {
-        buf[0] = (isupper(buf[0]) ? tolower(buf[0]) : toupper(buf[0]));
-        success = XrmGetResource(database, buf, "*", str_type,        &xvalue);

     }
     }

-    if (success) 
-    {
-        if (*value)
-            delete[] *value;
-        *value = new char[xvalue.size + 1];
-        strncpy(*value, xvalue.addr, (int)xvalue.size);
-        return TRUE;
-    }
-    return FALSE;
-};
+
+    return false;
+}

 
 bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file )
 {
 
 bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file )
 {

-    char *s = (char *) NULL;
-    bool succ = wxGetResource(section, entry, &s, file);
-    if (succ) 
+    wxChar *s = NULL;
+    bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
+    if (succ)

     {
     {

-        *value = (float)strtod(s, (char **) NULL);
-        delete[]s;
-        return TRUE;
-    } else
-        return FALSE;
-};
+        *value = (float)wxStrtod(s, (wchar_t **) NULL);
+        delete[] s;
+        return true;
+    }
+    else return false;
+}

 
 bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file )
 {
 
 bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file )
 {

-    char *s = (char *) NULL;
-    bool succ = wxGetResource(section, entry, &s, file);
-    if (succ) 
+    wxChar *s = NULL;
+    bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
+    if (succ)

     {
     {

-        *value = strtol(s, (char **) NULL, 10);
-        delete[]s;
-        return TRUE;
-    } else
-        return FALSE;
-};
+        *value = wxStrtol(s, (wchar_t **) NULL, 10);
+        delete[] s;
+        return true;
+    }
+    else return false;
+}

 
 bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file )
 {
 
 bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file )
 {

-    char *s = (char *) NULL;
-    bool succ = wxGetResource(section, entry, &s, file);
-    if (succ) 
+    wxChar *s = NULL;
+    bool succ = wxGetResource(section, entry, (wxChar **)&s, file);
+    if (succ)

     {
     {

-        // Handle True, False here
-        // True, Yes, Enables, Set or  Activated
-        if (*s == 'T' || *s == 'Y' || *s == 'E' || *s == 'S' || *s == 'A')
-            *value = TRUE;
-        // False, No, Disabled, Reset, Cleared, Deactivated
-        else if (*s == 'F' || *s == 'N' || *s == 'D' || *s == 'R' || *s == 'C')
-            *value = FALSE;
-        // Handle as Integer
-        else
-            *value = (int)strtol(s, (char **) NULL, 10);
-        delete[]s;
-        return TRUE;
-    } else
-        return FALSE;
-};
-
+        *value = (int)wxStrtol(s, (wchar_t **) NULL, 10);
+        delete[] s;
+        return true;
+    }
+    else return false;
+}