use wx/math.h for math constants - avoids redifinition warnings

[wxWidgets.git] / src / common / utilscmn.cpp

diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp
index 14b9bae187223eb6e37b74f0860977047f5dbd39..09369b63f3151bef006dc88747bd6543bdb3d0b7 100644 (file)
--- a/src/common/utilscmn.cpp
+++ b/src/common/utilscmn.cpp
@@ -6,257 +6,228 @@
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Julian Smart
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Julian Smart

-// Licence:    wxWindows license
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "utils.h"
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
+// Some older compilers (such as EMX) cannot handle
+// #pragma interface/implementation correctly, iff
+// #pragma implementation is used in _two_ translation
+// units (as created by e.g. event.cpp compiled for
+// libwx_base and event.cpp compiled for libwx_gui_core).
+// So we must not use those pragmas for those compilers in
+// such files.
+    #pragma implementation "utils.h"

 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 #endif
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

-#include "wx/defs.h"
-#include "wx/utils.h"
-#include "wx/window.h"
-#include "wx/menu.h"
-#include "wx/frame.h"
+    #include "wx/app.h"
+    #include "wx/string.h"
+    #include "wx/utils.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+
+    #if wxUSE_GUI
+        #include "wx/window.h"
+        #include "wx/frame.h"
+        #include "wx/menu.h"
+        #include "wx/msgdlg.h"
+        #include "wx/textdlg.h"
+        #include "wx/textctrl.h"    // for wxTE_PASSWORD
+        #if wxUSE_ACCEL
+            #include "wx/menuitem.h"
+            #include "wx/accel.h"
+        #endif // wxUSE_ACCEL
+    #endif // wxUSE_GUI
+#endif // WX_PRECOMP
+
+#include "wx/apptrait.h"
+
+#include "wx/process.h"
+#include "wx/txtstrm.h"
+
+#if defined(__WXWINCE__) && wxUSE_DATETIME
+#include "wx/datetime.h"

 #endif
 
 #endif
 

-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
-#endif
-
-#include <fstream.h>

 #include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

+

 #if !defined(__WATCOMC__)
 #if !defined(__WATCOMC__)

-#if !(defined(_MSC_VER) && (_MSC_VER > 800))
-#include <errno.h>
-#endif
+    #if !(defined(_MSC_VER) && (_MSC_VER > 800))
+        #include <errno.h>
+    #endif

 #endif
 #endif

-#include <time.h>
-#include <sys/types.h>
-#include <sys/stat.h>

 
 

-// Pattern matching code.
-// Yes, this path is deliberate (for Borland compilation)
-#ifdef wx_mac /* MATTHEW: [5] Mac doesn't like paths with "/" */
-#include "glob.inc"
+#if wxUSE_GUI
+    #include "wx/colordlg.h"
+    #include "wx/fontdlg.h"
+    #include "wx/notebook.h"
+    #include "wx/frame.h"
+    #include "wx/statusbr.h"
+#endif // wxUSE_GUI
+
+#ifndef __WXWINCE__
+#include <time.h>

 #else
 #else

-#include "../common/glob.inc"
+#include "wx/msw/wince/time.h"

 #endif
 
 #endif
 

-#ifdef __WXMSW__
-#include "windows.h"
+#if !defined(__MWERKS__) && !defined(__WXWINCE__)
+    #include <sys/types.h>
+    #include <sys/stat.h>

 #endif
 
 #endif
 

-#define _MAXPATHLEN 500
-
-extern char *wxBuffer;
-
-#ifdef __VMS__
-// we have no strI functions under VMS, therefore I have implemented
-// an inefficient but portable version: convert copies of strings to lowercase
-// and then use the normal comparison
-static void myLowerString(char *s)
-{
-  while(*s){
-    if(isalpha(*s)) *s = (char)tolower(*s);
-    s++;
-  }
-}
-
-int strcasecmp(const char *str_1, const char *str_2)
-{
-  char *temp1 = new char[strlen(str_1)+1];
-  char *temp2 = new char[strlen(str_2)+1];
-  strcpy(temp1,str_1);
-  strcpy(temp2,str_2);
-  myLowerString(temp1);
-  myLowerString(temp2);
-
-  int result = strcmp(temp1,temp2);
-  delete[] temp1;
-  delete[] temp2;
-
-  return(result);
-}
-
-int strncasecmp(const char *str_1, const char *str_2, size_t maxchar)
-{
-  char *temp1 = new char[strlen(str_1)+1];
-  char *temp2 = new char[strlen(str_2)+1];
-  strcpy(temp1,str_1);
-  strcpy(temp2,str_2);
-  myLowerString(temp1);
-  myLowerString(temp2);
-
-  int result = strncmp(temp1,temp2,maxchar);
-  delete[] temp1;
-  delete[] temp2;
-
-  return(result);
-}
+#if defined(__WXMSW__)
+    #include "wx/msw/private.h"

 #endif
 
 #endif
 

-#ifdef __WINDOWS__
+#if wxUSE_BASE

 
 

-#ifndef __GNUWIN32__
-#define strcasecmp stricmp
-#define strncasecmp strnicmp
-#endif
+// ----------------------------------------------------------------------------
+// common data
+// ----------------------------------------------------------------------------

 
 

-#ifdef _MSC_VER
-#pragma warning (disable : 4245)
-#endif
+#if WXWIN_COMPATIBILITY_2_2
+    const wxChar *wxInternalErrorStr = wxT("wxWidgets Internal Error");
+    const wxChar *wxFatalErrorStr = wxT("wxWidgets Fatal Error");
+#endif // WXWIN_COMPATIBILITY_2_2

 
 

-#ifdef _MSC_VER
-#pragma warning (default : 4245)
-#endif
-
-#else
-// This declaration is missing in SunOS!
-// (Yes, I know it is NOT ANSI-C but its in BSD libc)
-#if defined(__xlC) || defined(__AIX__) || defined(__GNUG__)
-extern "C"
-{
-  int strcasecmp (const char *, const char *);
-  int strncasecmp (const char *, const char *, size_t);
-}
-#endif
-#endif                         /* __WXMSW__ */
+// ============================================================================
+// implementation
+// ============================================================================

 
 

+#if WXWIN_COMPATIBILITY_2_4

 
 

-char *
-copystring (const char *s)
+wxChar *
+copystring (const wxChar *s)

 {
 {

-  if (s == NULL) s = "";
-  size_t len = strlen (s) + 1;
+  if (s == NULL) s = wxEmptyString;
+  size_t len = wxStrlen (s) + 1;

 
 

-  char *news = new char[len];
-  memcpy (news, s, len);       // Should be the fastest
+  wxChar *news = new wxChar[len];
+  memcpy (news, s, len * sizeof(wxChar));    // Should be the fastest

 
   return news;
 }
 
 
   return news;
 }
 

-// Id generation
-static long wxCurrentId = 100;
+#endif // WXWIN_COMPATIBILITY_2_4

 
 

-long 
-wxNewId (void)
-{
-  return wxCurrentId++;
-}
+// ----------------------------------------------------------------------------
+// String <-> Number conversions (deprecated)
+// ----------------------------------------------------------------------------

 
 

-long
-wxGetCurrentId(void) { return wxCurrentId; }
+#if WXWIN_COMPATIBILITY_2_4

 
 

-void 
-wxRegisterId (long id)
-{
-  if (id >= wxCurrentId)
-    wxCurrentId = id + 1;
-}
+WXDLLIMPEXP_DATA_BASE(const wxChar *) wxFloatToStringStr = wxT("%.2f");
+WXDLLIMPEXP_DATA_BASE(const wxChar *) wxDoubleToStringStr = wxT("%.2f");

 
 

-void 
-StringToFloat (char *s, float *number)
+void
+StringToFloat (const wxChar *s, float *number)

 {
   if (s && *s && number)
 {
   if (s && *s && number)

-    *number = (float) strtod (s, (char **) NULL);
+    *number = (float) wxStrtod (s, (wxChar **) NULL);

 }
 
 }
 

-void 
-StringToDouble (char *s, double *number)
+void
+StringToDouble (const wxChar *s, double *number)

 {
   if (s && *s && number)
 {
   if (s && *s && number)

-    *number = strtod (s, (char **) NULL);
+    *number = wxStrtod (s, (wxChar **) NULL);

 }
 
 }
 

-char *
-FloatToString (float number, const char *fmt)
+wxChar *
+FloatToString (float number, const wxChar *fmt)

 {
 {

-  static char buf[256];
+  static wxChar buf[256];

 
 

-//  sprintf (buf, "%.2f", number);
-  sprintf (buf, fmt, number);
+  wxSprintf (buf, fmt, number);

   return buf;
 }
 
   return buf;
 }
 

-char *
-DoubleToString (double number, const char *fmt)
+wxChar *
+DoubleToString (double number, const wxChar *fmt)

 {
 {

-  static char buf[256];
+  static wxChar buf[256];

 
 

-  sprintf (buf, fmt, number);
+  wxSprintf (buf, fmt, number);

   return buf;
 }
 
   return buf;
 }
 

-void 
-StringToInt (char *s, int *number)
+void
+StringToInt (const wxChar *s, int *number)

 {
   if (s && *s && number)
 {
   if (s && *s && number)

-    *number = (int) strtol (s, (char **) NULL, 10);
+    *number = (int) wxStrtol (s, (wxChar **) NULL, 10);

 }
 
 }
 

-void 
-StringToLong (char *s, long *number)
+void
+StringToLong (const wxChar *s, long *number)

 {
   if (s && *s && number)
 {
   if (s && *s && number)

-    *number = strtol (s, (char **) NULL, 10);
+    *number = wxStrtol (s, (wxChar **) NULL, 10);

 }
 
 }
 

-char *
+wxChar *

 IntToString (int number)
 {
 IntToString (int number)
 {

-  static char buf[20];
+  static wxChar buf[20];

 
 

-  sprintf (buf, "%d", number);
+  wxSprintf (buf, wxT("%d"), number);

   return buf;
 }
 
   return buf;
 }
 

-char *
+wxChar *

 LongToString (long number)
 {
 LongToString (long number)
 {

-  static char buf[20];
+  static wxChar buf[20];

 
 

-  sprintf (buf, "%ld", number);
+  wxSprintf (buf, wxT("%ld"), number);

   return buf;
 }
 
   return buf;
 }
 

+#endif // WXWIN_COMPATIBILITY_2_4
+

 // Array used in DecToHex conversion routine.
 // Array used in DecToHex conversion routine.

-static char hexArray[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B',
-  'C', 'D', 'E', 'F' };
+static wxChar hexArray[] = wxT("0123456789ABCDEF");

 
 // Convert 2-digit hex number to decimal
 
 // Convert 2-digit hex number to decimal

-int wxHexToDec(char *buf)
+int wxHexToDec(const wxString& buf)

 {
   int firstDigit, secondDigit;
 {
   int firstDigit, secondDigit;

-  
-  if (buf[0] >= 'A')
-    firstDigit = buf[0] - 'A' + 10;
+
+  if (buf.GetChar(0) >= wxT('A'))
+    firstDigit = buf.GetChar(0) - wxT('A') + 10;

   else
   else

-    firstDigit = buf[0] - '0';
+    firstDigit = buf.GetChar(0) - wxT('0');

 
 

-  if (buf[1] >= 'A')
-    secondDigit = buf[1] - 'A' + 10;
+  if (buf.GetChar(1) >= wxT('A'))
+    secondDigit = buf.GetChar(1) - wxT('A') + 10;

   else
   else

-    secondDigit = buf[1] - '0';
-    
-  return firstDigit * 16 + secondDigit;
+    secondDigit = buf.GetChar(1) - wxT('0');
+
+  return (firstDigit & 0xF) * 16 + (secondDigit & 0xF );

 }
 
 // Convert decimal integer to 2-character hex string
 }
 
 // Convert decimal integer to 2-character hex string

-void wxDecToHex(int dec, char *buf)
+void wxDecToHex(int dec, wxChar *buf)

 {
   int firstDigit = (int)(dec/16.0);
   int secondDigit = (int)(dec - (firstDigit*16.0));
 {
   int firstDigit = (int)(dec/16.0);
   int secondDigit = (int)(dec - (firstDigit*16.0));


@@ -265,478 +236,732 @@ void wxDecToHex(int dec, char *buf)
   buf[2] = 0;
 }
 
   buf[2] = 0;
 }
 

-// Match a string INDEPENDENT OF CASE
-bool 
-StringMatch (char *str1, char *str2, bool subString, bool exact)
+// Convert decimal integer to 2-character hex string
+wxString wxDecToHex(int dec)

 {
 {

-  if (str1 == NULL || str2 == NULL)
-    return FALSE;
-  if (str1 == str2)
-    return TRUE;
+    wxChar buf[3];
+    wxDecToHex(dec, buf);
+    return wxString(buf);
+}
+
+// ----------------------------------------------------------------------------
+// misc functions
+// ----------------------------------------------------------------------------

 
 

-  if (subString)
+// Return the current date/time
+wxString wxNow()
+{
+#ifdef __WXWINCE__
+#if wxUSE_DATETIME
+    wxDateTime now = wxDateTime::Now();
+    return now.Format();
+#else
+    return wxEmptyString;
+#endif
+#else
+    time_t now = time((time_t *) NULL);
+    char *date = ctime(&now);
+    date[24] = '\0';
+    return wxString::FromAscii(date);
+#endif
+}
+
+void wxUsleep(unsigned long milliseconds)
+{
+    wxMilliSleep(milliseconds);
+}
+
+const wxChar *wxGetInstallPrefix()
+{
+    wxString prefix;
+
+    if ( wxGetEnv(wxT("WXPREFIX"), &prefix) )
+        return prefix.c_str();
+
+#ifdef wxINSTALL_PREFIX
+    return wxT(wxINSTALL_PREFIX);
+#else
+    return wxEmptyString;
+#endif
+}
+
+wxString wxGetDataDir()
+{
+    wxString dir = wxGetInstallPrefix();
+    dir <<  wxFILE_SEP_PATH << wxT("share") << wxFILE_SEP_PATH << wxT("wx");
+    return dir;
+}
+
+int wxGetOsVersion(int *verMaj, int *verMin)
+{
+    // we want this function to work even if there is no wxApp
+    wxConsoleAppTraits traitsConsole;
+    wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
+    if ( ! traits )
+        traits = &traitsConsole;
+
+    wxToolkitInfo& info = traits->GetToolkitInfo();
+    if ( verMaj )
+        *verMaj = info.versionMajor;
+    if ( verMin )
+        *verMin = info.versionMinor;
+    return info.os;
+}
+
+// ----------------------------------------------------------------------------
+// network and user id functions
+// ----------------------------------------------------------------------------
+
+// Get Full RFC822 style email address
+bool wxGetEmailAddress(wxChar *address, int maxSize)
+{
+    wxString email = wxGetEmailAddress();
+    if ( !email )
+        return false;
+
+    wxStrncpy(address, email, maxSize - 1);
+    address[maxSize - 1] = wxT('\0');
+
+    return true;
+}
+
+wxString wxGetEmailAddress()
+{
+    wxString email;
+
+    wxString host = wxGetFullHostName();
+    if ( !host.empty() )

     {
     {

-      int len1 = strlen (str1);
-      int len2 = strlen (str2);
-      int i;
-
-      // Search for str1 in str2
-      // Slow .... but acceptable for short strings
-      for (i = 0; i <= len2 - len1; i++)
-       {
-         if (strncasecmp (str1, str2 + i, len1) == 0)
-           return TRUE;
-       }
+        wxString user = wxGetUserId();
+        if ( !user.empty() )
+        {
+            email << user << wxT('@') << host;
+        }

     }
     }

-  else if (exact)
+
+    return email;
+}
+
+wxString wxGetUserId()
+{
+    static const int maxLoginLen = 256; // FIXME arbitrary number
+
+    wxString buf;
+    bool ok = wxGetUserId(wxStringBuffer(buf, maxLoginLen), maxLoginLen);
+
+    if ( !ok )
+        buf.Empty();
+
+    return buf;
+}
+
+wxString wxGetUserName()
+{
+    static const int maxUserNameLen = 1024; // FIXME arbitrary number
+
+    wxString buf;
+    bool ok = wxGetUserName(wxStringBuffer(buf, maxUserNameLen), maxUserNameLen);
+
+    if ( !ok )
+        buf.Empty();
+
+    return buf;
+}
+
+wxString wxGetHostName()
+{
+    static const size_t hostnameSize = 257;
+
+    wxString buf;
+    bool ok = wxGetHostName(wxStringBuffer(buf, hostnameSize), hostnameSize);
+
+    if ( !ok )
+        buf.Empty();
+
+    return buf;
+}
+
+wxString wxGetFullHostName()
+{
+    static const size_t hostnameSize = 257;
+
+    wxString buf;
+    bool ok = wxGetFullHostName(wxStringBuffer(buf, hostnameSize), hostnameSize);
+
+    if ( !ok )
+        buf.Empty();
+
+    return buf;
+}
+
+wxString wxGetHomeDir()
+{
+    wxString home;
+    wxGetHomeDir(&home);
+
+    return home;
+}
+
+#if 0
+
+wxString wxGetCurrentDir()
+{
+    wxString dir;
+    size_t len = 1024;
+    bool ok;
+    do

     {
     {

-      if (strcasecmp (str1, str2) == 0)
-       return TRUE;
+        ok = getcwd(dir.GetWriteBuf(len + 1), len) != NULL;
+        dir.UngetWriteBuf();
+
+        if ( !ok )
+        {
+            if ( errno != ERANGE )
+            {
+                wxLogSysError(_T("Failed to get current directory"));
+
+                return wxEmptyString;
+            }
+            else
+            {
+                // buffer was too small, retry with a larger one
+                len *= 2;
+            }
+        }
+        //else: ok
+    } while ( !ok );
+
+    return dir;
+}
+
+#endif // 0
+
+// ----------------------------------------------------------------------------
+// wxExecute
+// ----------------------------------------------------------------------------
+
+// wxDoExecuteWithCapture() helper: reads an entire stream into one array
+//
+// returns true if ok, false if error
+#if wxUSE_STREAMS
+static bool ReadAll(wxInputStream *is, wxArrayString& output)
+{
+    wxCHECK_MSG( is, false, _T("NULL stream in wxExecute()?") );
+
+    // the stream could be already at EOF or in wxSTREAM_BROKEN_PIPE state
+    is->Reset();
+
+    wxTextInputStream tis(*is);
+
+    bool cont = true;
+    while ( cont )
+    {
+        wxString line = tis.ReadLine();
+        if ( is->Eof() )
+            break;
+
+        if ( !*is )
+        {
+            cont = false;
+        }
+        else
+        {
+            output.Add(line);
+        }

     }
     }

-  else
+
+    return cont;
+}
+#endif // wxUSE_STREAMS
+
+// this is a private function because it hasn't a clean interface: the first
+// array is passed by reference, the second by pointer - instead we have 2
+// public versions of wxExecute() below
+static long wxDoExecuteWithCapture(const wxString& command,
+                                   wxArrayString& output,
+                                   wxArrayString* error,
+                                   int flags)
+{
+    // create a wxProcess which will capture the output
+    wxProcess *process = new wxProcess;
+    process->Redirect();
+
+    long rc = wxExecute(command, wxEXEC_SYNC | flags, process);
+
+#if wxUSE_STREAMS
+    if ( rc != -1 )

     {
     {

-      int len1 = strlen (str1);
-      int len2 = strlen (str2);
+        if ( !ReadAll(process->GetInputStream(), output) )
+            rc = -1;
+
+        if ( error )
+        {
+            if ( !ReadAll(process->GetErrorStream(), *error) )
+                rc = -1;
+        }

 
 

-      if (strncasecmp (str1, str2, wxMin (len1, len2)) == 0)
-       return TRUE;

     }
     }

+#else
+    wxUnusedVar(output);
+    wxUnusedVar(error);
+#endif // wxUSE_STREAMS/!wxUSE_STREAMS
+
+    delete process;

 
 

-  return FALSE;
+    return rc;

 }
 
 }
 

-// Return the current date/time
-// [volatile]
-wxString wxNow( void )
+long wxExecute(const wxString& command, wxArrayString& output, int flags)

 {
 {

-  time_t now = time((time_t *) NULL);
-  char *date = ctime(&now); 
-  date[24] = '\0';
-  return wxString(date);
+    return wxDoExecuteWithCapture(command, output, NULL, flags);

 }
 
 }
 

-/* Get Full RFC822 style email address */
-bool
-wxGetEmailAddress (char *address, int maxSize)
+long wxExecute(const wxString& command,
+               wxArrayString& output,
+               wxArrayString& error,
+               int flags)

 {
 {

-  char host[65];
-  char user[65];
+    return wxDoExecuteWithCapture(command, output, &error, flags);
+}

 
 

-  if (wxGetHostName(host, 64) == FALSE)
-    return FALSE;
-  if (wxGetUserId(user, 64) == FALSE)
-    return FALSE;
+// ----------------------------------------------------------------------------
+// wxApp::Yield() wrappers for backwards compatibility
+// ----------------------------------------------------------------------------

 
 

-  char tmp[130];
-  strcpy(tmp, user);
-  strcat(tmp, "@");
-  strcat(tmp, host);
+bool wxYield()
+{
+    return wxTheApp && wxTheApp->Yield();
+}

 
 

-  strncpy(address, tmp, maxSize - 1);
-  address[maxSize-1] = '\0';
-  return TRUE;
+bool wxYieldIfNeeded()
+{
+    return wxTheApp && wxTheApp->Yield(true);

 }
 
 }
 

-/*
- * Strip out any menu codes
- */
+#endif // wxUSE_BASE

 
 

-char *wxStripMenuCodes (char *in, char *out)
+// ============================================================================
+// GUI-only functions from now on
+// ============================================================================
+
+#if wxUSE_GUI
+
+// Id generation
+static long wxCurrentId = 100;
+
+long wxNewId()

 {
 {

-  if (!in)
-    return (char *) NULL;
-    
-  if (!out)
-    out = copystring(in);
+    // skip the part of IDs space that contains hard-coded values:
+    if (wxCurrentId == wxID_LOWEST)
+        wxCurrentId = wxID_HIGHEST + 1;

 
 

-  char *tmpOut = out;
-  
-  while (*in)
-    {
-      if (*in == '&')
-       {
-         // Check && -> &, &x -> x
-         if (*++in == '&')
-           *out++ = *in++;
-       }
-      else if (*in == '\t')
-       {
-          // Remove all stuff after \t in X mode, and let the stuff as is
-          // in Windows mode.
-          // Accelerators are handled in wx_item.cc for Motif, and are not
-          // YET supported in XView
-         break;
-       }
-      else
-       *out++ = *in++;
-    }                          // while
-
-  *out = '\0';
-
-  return tmpOut;
+    return wxCurrentId++;

 }
 
 }
 

+long
+wxGetCurrentId(void) { return wxCurrentId; }

 
 

-/*
- * Window search functions
- *
- */
+void
+wxRegisterId (long id)
+{
+  if (id >= wxCurrentId)
+    wxCurrentId = id + 1;
+}

 
 

-/*
- * If parent is non-NULL, look through children for a label or title
- * matching the specified string. If NULL, look through all top-level windows.
- *
- */
+#if wxUSE_MENUS

 
 

-static wxWindow *wxFindWindowByLabel1 (const wxString& title, wxWindow * parent);
+// ----------------------------------------------------------------------------
+// Menu accelerators related functions
+// ----------------------------------------------------------------------------

 
 

-wxWindow *
-wxFindWindowByLabel (const wxString& title, wxWindow * parent)
+wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out)

 {
 {

-  if (parent)
+    wxString s = wxMenuItem::GetLabelFromText(in);
+    if ( out )

     {
     {

-      return wxFindWindowByLabel1 (title, parent);
+        // go smash their buffer if it's not big enough - I love char * params
+        memcpy(out, s.c_str(), s.length() * sizeof(wxChar));

     }
     }

-  else
+    else

     {
     {

-      for (wxNode * node = wxTopLevelWindows.First (); node; node = node->Next ())
-       {
-         wxWindow *win = (wxWindow *) node->Data ();
-         wxWindow *retwin = wxFindWindowByLabel1 (title, win);
-         if (retwin)
-           return retwin;
-       }                       // for()
-
+        // MYcopystring - for easier search...
+        out = new wxChar[s.length() + 1];
+        wxStrcpy(out, s.c_str());

     }
     }

-  return (wxWindow *) NULL;
+
+    return out;

 }
 
 }
 

-// Recursive
-static wxWindow *
-wxFindWindowByLabel1 (const wxString& title, wxWindow * parent)
+wxString wxStripMenuCodes(const wxString& in)

 {
 {

-  if (parent)
+    wxString out;
+
+    size_t len = in.length();
+    out.reserve(len);
+
+    for ( size_t n = 0; n < len; n++ )

     {
     {

-      if (parent->GetLabel() == title)
-               return parent;
+        wxChar ch = in[n];
+        if ( ch == _T('&') )
+        {
+            // skip it, it is used to introduce the accel char (or to quote
+            // itself in which case it should still be skipped): note that it
+            // can't be the last character of the string
+            if ( ++n == len )
+            {
+                wxLogDebug(_T("Invalid menu string '%s'"), in.c_str());
+            }
+            else
+            {
+                // use the next char instead
+                ch = in[n];
+            }
+        }
+        else if ( ch == _T('\t') )
+        {
+            // everything after TAB is accel string, exit the loop
+            break;
+        }
+
+        out += ch;

     }
 
     }
 

-  if (parent)
-    {
-      for (wxNode * node = parent->GetChildren()->First (); node; node = node->Next ())
-       {
-         wxWindow *win = (wxWindow *) node->Data ();
-         wxWindow *retwin = wxFindWindowByLabel1 (title, win);
-         if (retwin)
-           return retwin;
-       }                       // for()
+    return out;
+}

 
 

-    }
+#endif // wxUSE_MENUS

 
 

-  return (wxWindow *) NULL;                    // Not found
+// ----------------------------------------------------------------------------
+// Window search functions
+// ----------------------------------------------------------------------------

 
 

+/*
+ * If parent is non-NULL, look through children for a label or title
+ * matching the specified string. If NULL, look through all top-level windows.
+ *
+ */
+
+wxWindow *
+wxFindWindowByLabel (const wxString& title, wxWindow * parent)
+{
+    return wxWindow::FindWindowByLabel( title, parent );

 }
 
 }
 

+

 /*
  * If parent is non-NULL, look through children for a name
  * matching the specified string. If NULL, look through all top-level windows.
  *
  */
 
 /*
  * If parent is non-NULL, look through children for a name
  * matching the specified string. If NULL, look through all top-level windows.
  *
  */
 

-static wxWindow *wxFindWindowByName1 (const wxString& title, wxWindow * parent);
-

 wxWindow *
 wxWindow *

-wxFindWindowByName (const wxString& title, wxWindow * parent)
+wxFindWindowByName (const wxString& name, wxWindow * parent)

 {
 {

-  if (parent)
-    {
-      return wxFindWindowByName1 (title, parent);
-    }
-  else
-    {
-      for (wxNode * node = wxTopLevelWindows.First (); node; node = node->Next ())
-       {
-         wxWindow *win = (wxWindow *) node->Data ();
-         wxWindow *retwin = wxFindWindowByName1 (title, win);
-         if (retwin)
-           return retwin;
-       }                       // for()
+    return wxWindow::FindWindowByName( name, parent );
+}

 
 

-    }
-  // Failed? Try by label instead.
-  return wxFindWindowByLabel(title, parent);
+// Returns menu item id or wxNOT_FOUND if none.
+int
+wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString)
+{
+#if wxUSE_MENUS
+  wxMenuBar *menuBar = frame->GetMenuBar ();
+  if ( menuBar )
+      return menuBar->FindMenuItem (menuString, itemString);
+#endif // wxUSE_MENUS
+
+  return wxNOT_FOUND;

 }
 
 }
 

-// Recursive
-static wxWindow *
-wxFindWindowByName1 (const wxString& title, wxWindow * parent)
+// Try to find the deepest child that contains 'pt'.
+// We go backwards, to try to allow for controls that are spacially
+// within other controls, but are still siblings (e.g. buttons within
+// static boxes). Static boxes are likely to be created _before_ controls
+// that sit inside them.
+wxWindow* wxFindWindowAtPoint(wxWindow* win, const wxPoint& pt)

 {
 {

-  if (parent)
+    if (!win->IsShown())
+        return NULL;
+
+    // Hack for wxNotebook case: at least in wxGTK, all pages
+    // claim to be shown, so we must only deal with the selected one.
+#if wxUSE_NOTEBOOK
+    if (win->IsKindOf(CLASSINFO(wxNotebook)))

     {
     {

-       if ( parent->GetName() == title )
-                       return parent;
+      wxNotebook* nb = (wxNotebook*) win;
+      int sel = nb->GetSelection();
+      if (sel >= 0)
+      {
+        wxWindow* child = nb->GetPage(sel);
+        wxWindow* foundWin = wxFindWindowAtPoint(child, pt);
+        if (foundWin)
+           return foundWin;
+      }

     }
     }

+#endif

 
 

-  if (parent)
+    wxWindowList::compatibility_iterator node = win->GetChildren().GetLast();
+    while (node)

     {
     {

-      for (wxNode * node = parent->GetChildren()->First (); node; node = node->Next ())
-       {
-         wxWindow *win = (wxWindow *) node->Data ();
-         wxWindow *retwin = wxFindWindowByName1 (title, win);
-         if (retwin)
-           return retwin;
-       }                       // for()
-
+        wxWindow* child = node->GetData();
+        wxWindow* foundWin = wxFindWindowAtPoint(child, pt);
+        if (foundWin)
+          return foundWin;
+        node = node->GetPrevious();

     }
 
     }
 

-  return (wxWindow *) NULL;                    // Not found
+    wxPoint pos = win->GetPosition();
+    wxSize sz = win->GetSize();
+    if (win->GetParent())
+    {
+        pos = win->GetParent()->ClientToScreen(pos);
+    }

 
 

+    wxRect rect(pos, sz);
+    if (rect.Inside(pt))
+        return win;
+    else
+        return NULL;

 }
 
 }
 

-// Returns menu item id or -1 if none.
-int 
-wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString)
+wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt)

 {
 {

-  wxMenuBar *menuBar = frame->GetMenuBar ();
-  if (!menuBar)
-    return -1;
-  return menuBar->FindMenuItem (menuString, itemString);
+    // Go backwards through the list since windows
+    // on top are likely to have been appended most
+    // recently.
+    wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetLast();
+    while (node)
+    {
+        wxWindow* win = node->GetData();
+        wxWindow* found = wxFindWindowAtPoint(win, pt);
+        if (found)
+            return found;
+        node = node->GetPrevious();
+    }
+    return NULL;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// GUI helpers
+// ----------------------------------------------------------------------------
+

 /*
 /*

- * wxDebugStreamBuf
+ * N.B. these convenience functions must be separate from msgdlgg.cpp, textdlgg.cpp
+ * since otherwise the generic code may be pulled in unnecessarily.

  */
  */

-#if !defined(_WINDLL)
- 
-wxDebugStreamBuf::wxDebugStreamBuf(void)
+
+#if wxUSE_MSGDLG
+
+int wxMessageBox(const wxString& message, const wxString& caption, long style,
+                 wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) )

 {
 {

-  if (allocate()) setp(base(),ebuf());
+    long decorated_style = style;
+
+    if ( ( style & ( wxICON_EXCLAMATION | wxICON_HAND | wxICON_INFORMATION | wxICON_QUESTION ) ) == 0 )
+    {
+        decorated_style |= ( style & wxYES ) ? wxICON_QUESTION : wxICON_INFORMATION ;
+    }
+
+    wxMessageDialog dialog(parent, message, caption, decorated_style);
+
+    int ans = dialog.ShowModal();
+    switch ( ans )
+    {
+        case wxID_OK:
+            return wxOK;
+        case wxID_YES:
+            return wxYES;
+        case wxID_NO:
+            return wxNO;
+        case wxID_CANCEL:
+            return wxCANCEL;
+    }
+
+    wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") );
+
+    return wxCANCEL;

 }
 
 }
 

-int wxDebugStreamBuf::overflow(int WXUNUSED(i))
+#endif // wxUSE_MSGDLG
+
+#if wxUSE_TEXTDLG
+
+wxString wxGetTextFromUser(const wxString& message, const wxString& caption,
+                        const wxString& defaultValue, wxWindow *parent,
+                        wxCoord x, wxCoord y, bool centre )

 {
 {

-  int len = pptr() - pbase();
-  char *txt = new char[len+1];
-  strncpy(txt, pbase(), len);
-  txt[len] = '\0';
-#ifdef __WXMSW__
-  OutputDebugString((LPCSTR)txt);
-#else
-  fprintf(stderr, txt);
-#endif
-  setp(pbase(), epptr());
-  delete[] txt;
-  return EOF;
+    wxString str;
+    long style = wxTextEntryDialogStyle;
+
+    if (centre)
+        style |= wxCENTRE;
+    else
+        style &= ~wxCENTRE;
+
+    wxTextEntryDialog dialog(parent, message, caption, defaultValue, style, wxPoint(x, y));
+
+    if (dialog.ShowModal() == wxID_OK)
+    {
+        str = dialog.GetValue();
+    }
+
+    return str;

 }
 
 }
 

-int wxDebugStreamBuf::sync(void)
+wxString wxGetPasswordFromUser(const wxString& message,
+                               const wxString& caption,
+                               const wxString& defaultValue,
+                               wxWindow *parent,
+                               wxCoord x, wxCoord y, bool centre )

 {
 {

-  int len = pptr() - pbase();
-  char *txt = new char[len+1];
-  strncpy(txt, pbase(), len);
-  txt[len] = '\0';
-#ifdef __WXMSW__
-  OutputDebugString((LPCSTR)txt);
-#else
-  fprintf(stderr, txt);
-#endif
-  setp(pbase(), epptr());
-  delete[] txt;
-  return 0;
-}
+    wxString str;
+    long style = wxTextEntryDialogStyle;

 
 

-#endif
+    if (centre)
+        style |= wxCENTRE;
+    else
+        style &= ~wxCENTRE;

 
 

-/*
-On Fri, 21 Jul 1995, Paul Craven wrote:
+    wxPasswordEntryDialog dialog(parent, message, caption, defaultValue,
+                             style, wxPoint(x, y));
+    if ( dialog.ShowModal() == wxID_OK )
+    {
+        str = dialog.GetValue();
+    }

 
 

-> Is there a way to find the path of running program's executable? I can get
-> my home directory, and the current directory, but I don't know how to get the
-> executable directory.
-> 
+    return str;
+}

 
 

-The code below (warty as it is), does what you want on most Unix,
-DOS, and Mac platforms (it's from the ALS Prolog main).
+#endif // wxUSE_TEXTDLG

 
 

-|| Ken Bowen      Applied Logic Systems, Inc.         PO Box 180,     
-||====            Voice:  +1 (617)965-9191            Newton Centre,
-||                FAX:    +1 (617)965-1636            MA  02159  USA
-                  Email:  ken@als.com        WWW: http://www.als.com
-------------------------------------------------------------------------
-*/
+#if wxUSE_COLOURDLG

 
 

-// This code is commented out but it may be integrated with wxWin at
-// a later date, after testing. Thanks Ken!
-#if 0
+wxColour wxGetColourFromUser(wxWindow *parent, const wxColour& colInit)
+{
+    wxColourData data;
+    data.SetChooseFull(true);
+    if ( colInit.Ok() )
+    {
+        data.SetColour((wxColour &)colInit); // const_cast
+    }

 
 

-/*--------------------------------------------------------------------*
- | whereami is given a filename f in the form:  whereami(argv[0])
- | It returns the directory in which the executable file (containing 
- | this code [main.c] ) may be found.  A dot will be returned to indicate 
- | the current directory.
- *--------------------------------------------------------------------*/
-
-static void
-whereami(name)
-    char *name;
-{
-    register char *cutoff = NULL;      /* stifle -Wall */
-    register char *s;
-    register char *t;
-    int   cc;
-    char  ebuf[4096];
-
-    /*
-     * See if the file is accessible either through the current directory
-     * or through an absolute path.
-     */
-
-    if (access(name, R_OK) == 0) {
-
-       /*-------------------------------------------------------------*
-        * The file was accessible without any other work.  But the current
-        * working directory might change on us, so if it was accessible
-        * through the cwd, then we should get it for later accesses.
-        *-------------------------------------------------------------*/
-
-       t = imagedir;
-       if (!absolute_pathname(name)) {
-#if defined(DOS) || defined(__WIN32__)
-           int   drive;
-           char *newrbuf;
-
-           newrbuf = imagedir;
-#ifndef __DJGPP__
-           if (*(name + 1) == ':') {
-               if (*name >= 'a' && *name <= 'z')
-                   drive = (int) (*name - 'a' + 1);
-               else
-                   drive = (int) (*name - 'A' + 1);
-               *newrbuf++ = *name;
-               *newrbuf++ = *(name + 1);
-               *newrbuf++ = DIR_SEPARATOR;
-           }
-           else {
-               drive = 0;
-               *newrbuf++ = DIR_SEPARATOR;
-           }
-           if (getcwd(newrbuf, drive) == 0) {  /* } */
-#else
-           if (getcwd(newrbuf, 1024) == 0) {   /* } */
-#endif
-#else  /* DOS */
-#ifdef HAVE_GETWD
-           if (getwd(imagedir) == 0) {         /* } */
-#else  /* !HAVE_GETWD */
-           if (getcwd(imagedir, 1024) == 0) {
-#endif /* !HAVE_GETWD */
-#endif /* DOS */
-               fatal_error(FE_GETCWD, 0);
-           }
-           for (; *t; t++)     /* Set t to end of buffer */
-               ;
-           if (*(t - 1) == DIR_SEPARATOR)      /* leave slash if already
-                                                * last char
-                                                */
-               cutoff = t - 1;
-           else {
-               cutoff = t;     /* otherwise put one in */
-               *t++ = DIR_SEPARATOR;
-           }
-       }
-#if (!defined(__MAC__) && !defined(__DJGPP__) && !defined(__GO32__) && !defined(__WIN32__))
-       else
-               (*t++ = DIR_SEPARATOR);
-#endif
+    wxColour colRet;
+    wxColourDialog dialog(parent, &data);
+    if ( dialog.ShowModal() == wxID_OK )
+    {
+        colRet = dialog.GetColourData().GetColour();
+    }
+    //else: leave it invalid

 
 

-       /*-------------------------------------------------------------*
-        * Copy the rest of the string and set the cutoff if it was not
-        * already set.  If the first character of name is a slash, cutoff
-        * is not presently set but will be on the first iteration of the
-        * loop below.
-        *-------------------------------------------------------------*/
+    return colRet;
+}
+
+#endif // wxUSE_COLOURDLG

 
 

-       for ((*name == DIR_SEPARATOR ? (s = name+1) : (s = name));;) {
-           if (*s == DIR_SEPARATOR)
-                       cutoff = t;
-           if (!(*t++ = *s++))
-                       break;
-       }
+#if wxUSE_FONTDLG

 
 

+wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit)
+{
+    wxFontData data;
+    if ( fontInit.Ok() )
+    {
+        data.SetInitialFont(fontInit);

     }
     }

-    else {

 
 

-       /*-------------------------------------------------------------*
-        * Get the path list from the environment.  If the path list is
-        * inaccessible for any reason, leave with fatal error.
-        *-------------------------------------------------------------*/
+    wxFont fontRet;
+    wxFontDialog dialog(parent, data);
+    if ( dialog.ShowModal() == wxID_OK )
+    {
+        fontRet = dialog.GetFontData().GetChosenFont();
+    }
+    //else: leave it invalid

 
 

-#ifdef __MAC__
-       if ((s = getenv("Commands")) == (char *) 0)
-#else
-       if ((s = getenv("PATH")) == (char *) 0)
-#endif
-           fatal_error(FE_PATH, 0);
-
-       /*
-        * Copy path list into ebuf and set the source pointer to the
-        * beginning of this buffer.
-        */
-
-       strcpy(ebuf, s);
-       s = ebuf;
-
-       for (;;) {
-           t = imagedir;
-           while (*s && *s != PATH_SEPARATOR)
-               *t++ = *s++;
-           if (t > imagedir && *(t - 1) == DIR_SEPARATOR) 
-               ;               /* do nothing -- slash already is in place */
-           else
-               *t++ = DIR_SEPARATOR;   /* put in the slash */
-           cutoff = t - 1;     /* set cutoff */
-           strcpy(t, name);
-           if (access(imagedir, R_OK) == 0)
-               break;
-
-           if (*s)
-               s++;            /* advance source pointer */
-           else
-               fatal_error(FE_INFND, 0);
-       }
+    return fontRet;
+}
+
+#endif // wxUSE_FONTDLG

 
 

+// ----------------------------------------------------------------------------
+// wxSafeYield and supporting functions
+// ----------------------------------------------------------------------------
+
+void wxEnableTopLevelWindows(bool enable)
+{
+    wxWindowList::compatibility_iterator node;
+    for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
+        node->GetData()->Enable(enable);
+}
+
+wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip)
+{
+    // remember the top level windows which were already disabled, so that we
+    // don't reenable them later
+    m_winDisabled = NULL;
+
+    wxWindowList::compatibility_iterator node;
+    for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
+    {
+        wxWindow *winTop = node->GetData();
+        if ( winTop == winToSkip )
+            continue;
+
+        // we don't need to disable the hidden or already disabled windows
+        if ( winTop->IsEnabled() && winTop->IsShown() )
+        {
+            winTop->Disable();
+        }
+        else
+        {
+            if ( !m_winDisabled )
+            {
+                m_winDisabled = new wxWindowList;
+            }
+
+            m_winDisabled->Append(winTop);
+        }

     }
     }

+}

 
 

-    /*-------------------------------------------------------------*
-     | At this point the full pathname should exist in imagedir and
-     | cutoff should be set to the final slash.  We must now determine
-     | whether the file name is a symbolic link or not and chase it down
-     | if it is.  Note that we reuse ebuf for getting the link.
-     *-------------------------------------------------------------*/
-
-#ifdef HAVE_SYMLINK
-    while ((cc = readlink(imagedir, ebuf, 512)) != -1) {
-       ebuf[cc] = 0;
-       s = ebuf;
-       if (*s == DIR_SEPARATOR) {
-           t = imagedir;
-       }
-       else {
-           t = cutoff + 1;
-       }
-       for (;;) {
-           if (*s == DIR_SEPARATOR)
-               cutoff = t;     /* mark the last slash seen */
-           if (!(*t++ = *s++)) /* copy the character */
-               break;
-       }
+wxWindowDisabler::~wxWindowDisabler()
+{
+    wxWindowList::compatibility_iterator node;
+    for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
+    {
+        wxWindow *winTop = node->GetData();
+        if ( !m_winDisabled || !m_winDisabled->Find(winTop) )
+        {
+            winTop->Enable();
+        }
+        //else: had been already disabled, don't reenable

     }
 
     }
 

-#endif /* HAVE_SYMLINK */
+    delete m_winDisabled;
+}
+
+// Yield to other apps/messages and disable user input to all windows except
+// the given one
+bool wxSafeYield(wxWindow *win, bool onlyIfNeeded)
+{
+    wxWindowDisabler wd(win);
+
+    bool rc;
+    if (onlyIfNeeded)
+        rc = wxYieldIfNeeded();
+    else
+        rc = wxYield();

 
 

-    strcpy(imagename, cutoff + 1);     /* keep the image name */
-    *(cutoff + 1) = 0;         /* chop off the filename part */
+    return rc;

 }
 
 }
 

-#endif
+// Don't synthesize KeyUp events holding down a key and producing KeyDown
+// events with autorepeat. On by default and always on in wxMSW. wxGTK version
+// in utilsgtk.cpp.
+#ifndef __WXGTK__
+bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
+{
+    return true;    // detectable auto-repeat is the only mode MSW supports
+}
+#endif // !wxGTK
+
+#endif // wxUSE_GUI