/////////////////////////////////////////////////////////////////////////////
-// Name: utilscmn.cpp
+// Name: src/common/utilscmn.cpp
// Purpose: Miscellaneous utility functions and classes
// Author: Julian Smart
// Modified by:
// Created: 29/01/98
// RCS-ID: $Id$
// Copyright: (c) 1998 Julian Smart
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "utils.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#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/msgdlg.h"
-#include "wx/textdlg.h"
-#endif
-
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#include <fstream.h>
-#else
-#include <iostream>
-#include <fstream>
-# ifdef _MSC_VER
- using namespace std;
-# endif
+ #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"
+#include "wx/uri.h"
+#include "wx/mimetype.h"
+#include "wx/config.h"
+
+#if defined(__WXWINCE__) && wxUSE_DATETIME
+#include "wx/datetime.h"
#endif
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#if !defined(__WATCOMC__)
-#if !(defined(_MSC_VER) && (_MSC_VER > 800))
-#include <errno.h>
-#endif
+
+#if !wxONLY_WATCOM_EARLIER_THAN(1,4)
+ #if !(defined(_MSC_VER) && (_MSC_VER > 800))
+ #include <errno.h>
+ #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/statusbr.h"
+#endif // wxUSE_GUI
+
+#ifndef __WXPALMOS5__
+#ifndef __WXWINCE__
+#include <time.h>
#else
-#include "../common/glob.inc"
+#include "wx/msw/wince/time.h"
#endif
+#endif // ! __WXPALMOS5__
-#ifdef __WXMSW__
-#include "windows.h"
+#ifdef __WXMAC__
+#include "wx/osx/private.h"
#endif
-#define _MAXPATHLEN 500
+#ifndef __WXPALMOS5__
+#if !defined(__MWERKS__) && !defined(__WXWINCE__)
+ #include <sys/types.h>
+ #include <sys/stat.h>
+#endif
+#endif // ! __WXPALMOS5__
-extern char *wxBuffer;
+#if defined(__WXMSW__)
+ #include "wx/msw/private.h"
+ #include "wx/msw/registry.h"
+ #include <shellapi.h> // needed for SHELLEXECUTEINFO
+#endif
-#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++;
- }
-}
+#if wxUSE_GUI && defined(__WXGTK__)
+ #include <gtk/gtk.h> // for GTK_XXX_VERSION constants
+#endif
+
+#if wxUSE_BASE
-int strcasecmp(const char *str_1, const char *str_2)
+// ----------------------------------------------------------------------------
+// common data
+// ----------------------------------------------------------------------------
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// Array used in DecToHex conversion routine.
+static wxChar hexArray[] = wxT("0123456789ABCDEF");
+
+// Convert 2-digit hex number to decimal
+int wxHexToDec(const wxString& buf)
{
- 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 firstDigit, secondDigit;
- int result = strcmp(temp1,temp2);
- delete[] temp1;
- delete[] temp2;
+ if (buf.GetChar(0) >= wxT('A'))
+ firstDigit = buf.GetChar(0) - wxT('A') + 10;
+ else
+ firstDigit = buf.GetChar(0) - wxT('0');
+
+ if (buf.GetChar(1) >= wxT('A'))
+ secondDigit = buf.GetChar(1) - wxT('A') + 10;
+ else
+ secondDigit = buf.GetChar(1) - wxT('0');
- return(result);
+ return (firstDigit & 0xF) * 16 + (secondDigit & 0xF );
}
-int strncasecmp(const char *str_1, const char *str_2, size_t maxchar)
+// Convert decimal integer to 2-character hex string
+void wxDecToHex(int dec, wxChar *buf)
{
- 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 firstDigit = (int)(dec/16.0);
+ int secondDigit = (int)(dec - (firstDigit*16.0));
+ buf[0] = hexArray[firstDigit];
+ buf[1] = hexArray[secondDigit];
+ buf[2] = 0;
+}
- int result = strncmp(temp1,temp2,maxchar);
- delete[] temp1;
- delete[] temp2;
+// Convert decimal integer to 2 characters
+void wxDecToHex(int dec, char* ch1, char* ch2)
+{
+ int firstDigit = (int)(dec/16.0);
+ int secondDigit = (int)(dec - (firstDigit*16.0));
+ (*ch1) = (char) hexArray[firstDigit];
+ (*ch2) = (char) hexArray[secondDigit];
+}
- return(result);
+// Convert decimal integer to 2-character hex string
+wxString wxDecToHex(int dec)
+{
+ wxChar buf[3];
+ wxDecToHex(dec, buf);
+ return wxString(buf);
}
-#endif
-#ifdef __WINDOWS__
+// ----------------------------------------------------------------------------
+// misc functions
+// ----------------------------------------------------------------------------
-#ifndef __GNUWIN32__
-#define strcasecmp stricmp
-#define strncasecmp strnicmp
+// Return the current date/time
+wxString wxNow()
+{
+#ifdef __WXWINCE__
+#if wxUSE_DATETIME
+ wxDateTime now = wxDateTime::Now();
+ return now.Format();
+#else
+ return wxEmptyString;
#endif
-
-#ifdef _MSC_VER
-#pragma warning (disable : 4245)
+#else
+ time_t now = time((time_t *) NULL);
+ char *date = ctime(&now);
+ date[24] = '\0';
+ return wxString::FromAscii(date);
#endif
+}
-#ifdef _MSC_VER
-#pragma warning (default : 4245)
-#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
-// 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"
+ return wxEmptyString;
+#endif
+}
+
+wxString wxGetDataDir()
{
- int strcasecmp (const char *, const char *);
- int strncasecmp (const char *, const char *, size_t);
+ wxString dir = wxGetInstallPrefix();
+ dir << wxFILE_SEP_PATH << wxT("share") << wxFILE_SEP_PATH << wxT("wx");
+ return dir;
}
-#endif
-#endif /* __WXMSW__ */
+bool wxIsPlatformLittleEndian()
+{
+ // Are we little or big endian? This method is from Harbison & Steele.
+ union
+ {
+ long l;
+ char c[sizeof(long)];
+ } u;
+ u.l = 1;
+
+ return u.c[0] == 1;
+}
+
+
+/*
+ * Class to make it easier to specify platform-dependent values
+ */
-char *
-copystring (const char *s)
+wxArrayInt* wxPlatform::sm_customPlatforms = NULL;
+
+void wxPlatform::Copy(const wxPlatform& platform)
{
- if (s == NULL) s = "";
- size_t len = strlen (s) + 1;
+ m_longValue = platform.m_longValue;
+ m_doubleValue = platform.m_doubleValue;
+ m_stringValue = platform.m_stringValue;
+}
- char *news = new char[len];
- memcpy (news, s, len); // Should be the fastest
+wxPlatform wxPlatform::If(int platform, long value)
+{
+ if (Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
+}
- return news;
+wxPlatform wxPlatform::IfNot(int platform, long value)
+{
+ if (!Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
}
-// Id generation
-static long wxCurrentId = 100;
+wxPlatform& wxPlatform::ElseIf(int platform, long value)
+{
+ if (Is(platform))
+ m_longValue = value;
+ return *this;
+}
-long
-wxNewId (void)
+wxPlatform& wxPlatform::ElseIfNot(int platform, long value)
{
- return wxCurrentId++;
+ if (!Is(platform))
+ m_longValue = value;
+ return *this;
}
-long
-wxGetCurrentId(void) { return wxCurrentId; }
+wxPlatform wxPlatform::If(int platform, double value)
+{
+ if (Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
+}
-void
-wxRegisterId (long id)
+wxPlatform wxPlatform::IfNot(int platform, double value)
{
- if (id >= wxCurrentId)
- wxCurrentId = id + 1;
+ if (!Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
}
-void
-StringToFloat (char *s, float *number)
+wxPlatform& wxPlatform::ElseIf(int platform, double value)
{
- if (s && *s && number)
- *number = (float) strtod (s, (char **) NULL);
+ if (Is(platform))
+ m_doubleValue = value;
+ return *this;
}
-void
-StringToDouble (char *s, double *number)
+wxPlatform& wxPlatform::ElseIfNot(int platform, double value)
{
- if (s && *s && number)
- *number = strtod (s, (char **) NULL);
+ if (!Is(platform))
+ m_doubleValue = value;
+ return *this;
}
-char *
-FloatToString (float number, const char *fmt)
+wxPlatform wxPlatform::If(int platform, const wxString& value)
{
- static char buf[256];
+ if (Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
+}
+
+wxPlatform wxPlatform::IfNot(int platform, const wxString& value)
+{
+ if (!Is(platform))
+ return wxPlatform(value);
+ else
+ return wxPlatform();
+}
+
+wxPlatform& wxPlatform::ElseIf(int platform, const wxString& value)
+{
+ if (Is(platform))
+ m_stringValue = value;
+ return *this;
+}
+
+wxPlatform& wxPlatform::ElseIfNot(int platform, const wxString& value)
+{
+ if (!Is(platform))
+ m_stringValue = value;
+ return *this;
+}
+
+wxPlatform& wxPlatform::Else(long value)
+{
+ m_longValue = value;
+ return *this;
+}
-// sprintf (buf, "%.2f", number);
- sprintf (buf, fmt, number);
- return buf;
+wxPlatform& wxPlatform::Else(double value)
+{
+ m_doubleValue = value;
+ return *this;
}
-char *
-DoubleToString (double number, const char *fmt)
+wxPlatform& wxPlatform::Else(const wxString& value)
{
- static char buf[256];
+ m_stringValue = value;
+ return *this;
+}
- sprintf (buf, fmt, number);
- return buf;
+void wxPlatform::AddPlatform(int platform)
+{
+ if (!sm_customPlatforms)
+ sm_customPlatforms = new wxArrayInt;
+ sm_customPlatforms->Add(platform);
}
-void
-StringToInt (char *s, int *number)
+void wxPlatform::ClearPlatforms()
{
- if (s && *s && number)
- *number = (int) strtol (s, (char **) NULL, 10);
+ delete sm_customPlatforms;
+ sm_customPlatforms = NULL;
}
-void
-StringToLong (char *s, long *number)
+/// Function for testing current platform
+
+bool wxPlatform::Is(int platform)
{
- if (s && *s && number)
- *number = strtol (s, (char **) NULL, 10);
+#ifdef __WXMSW__
+ if (platform == wxOS_WINDOWS)
+ return true;
+#endif
+#ifdef __WXWINCE__
+ if (platform == wxOS_WINDOWS_CE)
+ return true;
+#endif
+
+#if 0
+
+// FIXME: wxWinPocketPC and wxWinSmartPhone are unknown symbols
+
+#if defined(__WXWINCE__) && defined(__POCKETPC__)
+ if (platform == wxWinPocketPC)
+ return true;
+#endif
+#if defined(__WXWINCE__) && defined(__SMARTPHONE__)
+ if (platform == wxWinSmartPhone)
+ return true;
+#endif
+
+#endif
+
+#ifdef __WXGTK__
+ if (platform == wxPORT_GTK)
+ return true;
+#endif
+#ifdef __WXMAC__
+ if (platform == wxPORT_MAC)
+ return true;
+#endif
+#ifdef __WXX11__
+ if (platform == wxPORT_X11)
+ return true;
+#endif
+#ifdef __UNIX__
+ if (platform == wxOS_UNIX)
+ return true;
+#endif
+#ifdef __WXMGL__
+ if (platform == wxPORT_MGL)
+ return true;
+#endif
+#ifdef __OS2__
+ if (platform == wxOS_OS2)
+ return true;
+#endif
+#ifdef __WXPM__
+ if (platform == wxPORT_PM)
+ return true;
+#endif
+#ifdef __WXCOCOA__
+ if (platform == wxPORT_MAC)
+ return true;
+#endif
+
+ if (sm_customPlatforms && sm_customPlatforms->Index(platform) != wxNOT_FOUND)
+ return true;
+
+ return false;
}
-char *
-IntToString (int number)
+// ----------------------------------------------------------------------------
+// network and user id functions
+// ----------------------------------------------------------------------------
+
+// Get Full RFC822 style email address
+bool wxGetEmailAddress(wxChar *address, int maxSize)
{
- static char buf[20];
+ wxString email = wxGetEmailAddress();
+ if ( !email )
+ return false;
- sprintf (buf, "%d", number);
- return buf;
+ wxStrncpy(address, email, maxSize - 1);
+ address[maxSize - 1] = wxT('\0');
+
+ return true;
}
-char *
-LongToString (long number)
+wxString wxGetEmailAddress()
{
- static char buf[20];
+ wxString email;
- sprintf (buf, "%ld", number);
- return buf;
+ wxString host = wxGetFullHostName();
+ if ( !host.empty() )
+ {
+ wxString user = wxGetUserId();
+ if ( !user.empty() )
+ {
+ email << user << wxT('@') << host;
+ }
+ }
+
+ return email;
}
-// 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' };
+wxString wxGetUserId()
+{
+ static const int maxLoginLen = 256; // FIXME arbitrary number
-// Convert 2-digit hex number to decimal
-int wxHexToDec(const wxString& buf)
+ wxString buf;
+ bool ok = wxGetUserId(wxStringBuffer(buf, maxLoginLen), maxLoginLen);
+
+ if ( !ok )
+ buf.Empty();
+
+ return buf;
+}
+
+wxString wxGetUserName()
{
- int firstDigit, secondDigit;
-
- if (buf.GetChar(0) >= 'A')
- firstDigit = buf.GetChar(0) - 'A' + 10;
- else
- firstDigit = buf.GetChar(0) - '0';
+ static const int maxUserNameLen = 1024; // FIXME arbitrary number
+
+ wxString buf;
+ bool ok = wxGetUserName(wxStringBuffer(buf, maxUserNameLen), maxUserNameLen);
- if (buf.GetChar(1) >= 'A')
- secondDigit = buf.GetChar(1) - 'A' + 10;
- else
- secondDigit = buf.GetChar(1) - '0';
-
- return firstDigit * 16 + secondDigit;
+ if ( !ok )
+ buf.Empty();
+
+ return buf;
}
-// Convert decimal integer to 2-character hex string
-void wxDecToHex(int dec, char *buf)
+wxString wxGetHostName()
{
- int firstDigit = (int)(dec/16.0);
- int secondDigit = (int)(dec - (firstDigit*16.0));
- buf[0] = hexArray[firstDigit];
- buf[1] = hexArray[secondDigit];
- buf[2] = 0;
+ static const size_t hostnameSize = 257;
+
+ wxString buf;
+ bool ok = wxGetHostName(wxStringBuffer(buf, hostnameSize), hostnameSize);
+
+ if ( !ok )
+ buf.Empty();
+
+ return buf;
}
-// Convert decimal integer to 2-character hex string
-wxString wxDecToHex(int dec)
+wxString wxGetFullHostName()
{
- char buf[3];
- wxDecToHex(dec, buf);
- return wxString(buf);
+ static const size_t hostnameSize = 257;
+
+ wxString buf;
+ bool ok = wxGetFullHostName(wxStringBuffer(buf, hostnameSize), hostnameSize);
+
+ if ( !ok )
+ buf.Empty();
+
+ return buf;
}
-// Match a string INDEPENDENT OF CASE
-bool
-StringMatch (char *str1, char *str2, bool subString, bool exact)
+wxString wxGetHomeDir()
{
- if (str1 == NULL || str2 == NULL)
- return FALSE;
- if (str1 == str2)
- return TRUE;
+ wxString home;
+ wxGetHomeDir(&home);
- if (subString)
+ return home;
+}
+
+#if 0
+
+wxString wxGetCurrentDir()
+{
+ wxString dir;
+ size_t len = 1024;
+ bool ok;
+ do
{
- int len1 = strlen (str1);
- int len2 = strlen (str2);
- int i;
+ 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;
+}
- // 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;
- }
- }
- else if (exact)
+#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);
+
+ for ( ;; )
{
- if (strcasecmp (str1, str2) == 0)
- return TRUE;
+ wxString line = tis.ReadLine();
+
+ // check for EOF before other errors as it's not really an error
+ if ( is->Eof() )
+ {
+ // add the last, possibly incomplete, line
+ if ( !line.empty() )
+ output.Add(line);
+ break;
+ }
+
+ // any other error is fatal
+ if ( !*is )
+ return false;
+
+ output.Add(line);
}
- else
+
+ return true;
+}
+#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
- */
+// Id generation
+static long wxCurrentId = 100;
-char *wxStripMenuCodes (char *in, char *out)
+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
+ return wxCurrentId++;
+}
- *out = '\0';
+long
+wxGetCurrentId(void) { return wxCurrentId; }
- return tmpOut;
+void
+wxRegisterId (long id)
+{
+ if (id >= wxCurrentId)
+ wxCurrentId = id + 1;
}
+// ----------------------------------------------------------------------------
+// wxQsort, adapted by RR to allow user_data
+// ----------------------------------------------------------------------------
-/*
- * Window search functions
- *
- */
+/* This file is part of the GNU C Library.
+ Written by Douglas C. Schmidt (schmidt@ics.uci.edu).
-/*
- * 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.
- *
- */
+ Douglas Schmidt kindly gave permission to relicence the
+ code under the wxWindows licence:
-static wxWindow *wxFindWindowByLabel1 (const wxString& title, wxWindow * parent);
+From: "Douglas C. Schmidt" <schmidt@dre.vanderbilt.edu>
+To: Robert Roebling <robert.roebling@uni-ulm.de>
+Subject: Re: qsort licence
+Date: Mon, 23 Jul 2007 03:44:25 -0500
+Sender: schmidt@dre.vanderbilt.edu
+Message-Id: <20070723084426.64F511000A8@tango.dre.vanderbilt.edu>
-wxWindow *
-wxFindWindowByLabel (const wxString& title, wxWindow * parent)
+Hi Robert,
+
+> [...] I'm asking if you'd be willing to relicence your code
+> under the wxWindows licence. [...]
+
+That's fine with me [...]
+
+Thanks,
+
+ Doug */
+
+
+/* Byte-wise swap two items of size SIZE. */
+#define SWAP(a, b, size) \
+ do \
+ { \
+ register size_t __size = (size); \
+ register char *__a = (a), *__b = (b); \
+ do \
+ { \
+ char __tmp = *__a; \
+ *__a++ = *__b; \
+ *__b++ = __tmp; \
+ } while (--__size > 0); \
+ } while (0)
+
+/* Discontinue quicksort algorithm when partition gets below this size.
+ This particular magic number was chosen to work best on a Sun 4/260. */
+#define MAX_THRESH 4
+
+/* Stack node declarations used to store unfulfilled partition obligations. */
+typedef struct
+ {
+ char *lo;
+ char *hi;
+ } stack_node;
+
+/* The next 4 #defines implement a very fast in-line stack abstraction. */
+#define STACK_SIZE (8 * sizeof(unsigned long int))
+#define PUSH(low, high) ((void) ((top->lo = (low)), (top->hi = (high)), ++top))
+#define POP(low, high) ((void) (--top, (low = top->lo), (high = top->hi)))
+#define STACK_NOT_EMPTY (stack < top)
+
+
+/* Order size using quicksort. This implementation incorporates
+ four optimizations discussed in Sedgewick:
+
+ 1. Non-recursive, using an explicit stack of pointer that store the
+ next array partition to sort. To save time, this maximum amount
+ of space required to store an array of MAX_INT is allocated on the
+ stack. Assuming a 32-bit integer, this needs only 32 *
+ sizeof(stack_node) == 136 bits. Pretty cheap, actually.
+
+ 2. Chose the pivot element using a median-of-three decision tree.
+ This reduces the probability of selecting a bad pivot value and
+ eliminates certain extraneous comparisons.
+
+ 3. Only quicksorts TOTAL_ELEMS / MAX_THRESH partitions, leaving
+ insertion sort to order the MAX_THRESH items within each partition.
+ This is a big win, since insertion sort is faster for small, mostly
+ sorted array segments.
+
+ 4. The larger of the two sub-partitions is always pushed onto the
+ stack first, with the algorithm then concentrating on the
+ smaller partition. This *guarantees* no more than log (n)
+ stack size is needed (actually O(1) in this case)! */
+
+void wxQsort(void *const pbase, size_t total_elems,
+ size_t size, CMPFUNCDATA cmp, const void* user_data)
{
- if (parent)
+ register char *base_ptr = (char *) pbase;
+ const size_t max_thresh = MAX_THRESH * size;
+
+ if (total_elems == 0)
+ /* Avoid lossage with unsigned arithmetic below. */
+ return;
+
+ if (total_elems > MAX_THRESH)
{
- return wxFindWindowByLabel1 (title, parent);
+ char *lo = base_ptr;
+ char *hi = &lo[size * (total_elems - 1)];
+ stack_node stack[STACK_SIZE];
+ stack_node *top = stack;
+
+ PUSH (NULL, NULL);
+
+ while (STACK_NOT_EMPTY)
+ {
+ char *left_ptr;
+ char *right_ptr;
+
+ /* Select median value from among LO, MID, and HI. Rearrange
+ LO and HI so the three values are sorted. This lowers the
+ probability of picking a pathological pivot value and
+ skips a comparison for both the LEFT_PTR and RIGHT_PTR. */
+
+ char *mid = lo + size * ((hi - lo) / size >> 1);
+
+ if ((*cmp) ((void *) mid, (void *) lo, user_data) < 0)
+ SWAP (mid, lo, size);
+ if ((*cmp) ((void *) hi, (void *) mid, user_data) < 0)
+ SWAP (mid, hi, size);
+ else
+ goto jump_over;
+ if ((*cmp) ((void *) mid, (void *) lo, user_data) < 0)
+ SWAP (mid, lo, size);
+ jump_over:;
+ left_ptr = lo + size;
+ right_ptr = hi - size;
+
+ /* Here's the famous ``collapse the walls'' section of quicksort.
+ Gotta like those tight inner loops! They are the main reason
+ that this algorithm runs much faster than others. */
+ do
+ {
+ while ((*cmp) ((void *) left_ptr, (void *) mid, user_data) < 0)
+ left_ptr += size;
+
+ while ((*cmp) ((void *) mid, (void *) right_ptr, user_data) < 0)
+ right_ptr -= size;
+
+ if (left_ptr < right_ptr)
+ {
+ SWAP (left_ptr, right_ptr, size);
+ if (mid == left_ptr)
+ mid = right_ptr;
+ else if (mid == right_ptr)
+ mid = left_ptr;
+ left_ptr += size;
+ right_ptr -= size;
+ }
+ else if (left_ptr == right_ptr)
+ {
+ left_ptr += size;
+ right_ptr -= size;
+ break;
+ }
+ }
+ while (left_ptr <= right_ptr);
+
+ /* Set up pointers for next iteration. First determine whether
+ left and right partitions are below the threshold size. If so,
+ ignore one or both. Otherwise, push the larger partition's
+ bounds on the stack and continue sorting the smaller one. */
+
+ if ((size_t) (right_ptr - lo) <= max_thresh)
+ {
+ if ((size_t) (hi - left_ptr) <= max_thresh)
+ /* Ignore both small partitions. */
+ POP (lo, hi);
+ else
+ /* Ignore small left partition. */
+ lo = left_ptr;
+ }
+ else if ((size_t) (hi - left_ptr) <= max_thresh)
+ /* Ignore small right partition. */
+ hi = right_ptr;
+ else if ((right_ptr - lo) > (hi - left_ptr))
+ {
+ /* Push larger left partition indices. */
+ PUSH (lo, right_ptr);
+ lo = left_ptr;
+ }
+ else
+ {
+ /* Push larger right partition indices. */
+ PUSH (left_ptr, hi);
+ hi = right_ptr;
+ }
+ }
}
- 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()
- }
- return (wxWindow *) NULL;
+ /* Once the BASE_PTR array is partially sorted by quicksort the rest
+ is completely sorted using insertion sort, since this is efficient
+ for partitions below MAX_THRESH size. BASE_PTR points to the beginning
+ of the array to sort, and END_PTR points at the very last element in
+ the array (*not* one beyond it!). */
+
+ {
+ char *const end_ptr = &base_ptr[size * (total_elems - 1)];
+ char *tmp_ptr = base_ptr;
+ char *thresh = base_ptr + max_thresh;
+ if ( thresh > end_ptr )
+ thresh = end_ptr;
+ register char *run_ptr;
+
+ /* Find smallest element in first threshold and place it at the
+ array's beginning. This is the smallest array element,
+ and the operation speeds up insertion sort's inner loop. */
+
+ for (run_ptr = tmp_ptr + size; run_ptr <= thresh; run_ptr += size)
+ if ((*cmp) ((void *) run_ptr, (void *) tmp_ptr, user_data) < 0)
+ tmp_ptr = run_ptr;
+
+ if (tmp_ptr != base_ptr)
+ SWAP (tmp_ptr, base_ptr, size);
+
+ /* Insertion sort, running from left-hand-side up to right-hand-side. */
+
+ run_ptr = base_ptr + size;
+ while ((run_ptr += size) <= end_ptr)
+ {
+ tmp_ptr = run_ptr - size;
+ while ((*cmp) ((void *) run_ptr, (void *) tmp_ptr, user_data) < 0)
+ tmp_ptr -= size;
+
+ tmp_ptr += size;
+ if (tmp_ptr != run_ptr)
+ {
+ char *trav;
+
+ trav = run_ptr + size;
+ while (--trav >= run_ptr)
+ {
+ char c = *trav;
+ char *hi, *lo;
+
+ for (hi = lo = trav; (lo -= size) >= tmp_ptr; hi = lo)
+ *hi = *lo;
+ *hi = c;
+ }
+ }
+ }
+ }
}
-// Recursive
-static wxWindow *
-wxFindWindowByLabel1 (const wxString& title, wxWindow * parent)
+
+
+#endif // wxUSE_BASE
+
+// ============================================================================
+// GUI-only functions from now on
+// ============================================================================
+
+#if wxUSE_GUI
+
+// ----------------------------------------------------------------------------
+// Launch document with default app
+// ----------------------------------------------------------------------------
+
+bool wxLaunchDefaultApplication(const wxString& document, int flags)
{
- if (parent)
+ wxUnusedVar(flags);
+
+#ifdef __WXMAC__
+ static const char * const OPEN_CMD = "/usr/bin/open";
+ if ( wxFileExists(OPEN_CMD) &&
+ wxExecute(wxString(OPEN_CMD) + " " + document) )
+ return true;
+#elif defined(__UNIX__)
+ // Our best best is to use xdg-open from freedesktop.org cross-desktop
+ // compatibility suite xdg-utils
+ // (see http://portland.freedesktop.org/wiki/) -- this is installed on
+ // most modern distributions and may be tweaked by them to handle
+ // distribution specifics.
+ wxString path, xdg_open;
+ if ( wxGetEnv("PATH", &path) &&
+ wxFindFileInPath(&xdg_open, path, "xdg-open") )
{
- if (parent->GetLabel() == title)
- return parent;
+ if ( wxExecute(xdg_open + " " + document) )
+ return true;
}
+#elif defined(__WXMSW__)
+ const INT_PTR result = (INT_PTR)::ShellExecute
+ (
+ NULL, // parent window
+ _T("open"),
+ document.wx_str(),
+ NULL, // parameters
+ NULL, // working directory
+ SW_SHOWDEFAULT
+ );
+ if ( result > 32 )
+ return true;
+#endif
- 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 false;
+}
+
+// ----------------------------------------------------------------------------
+// Launch default browser
+// ----------------------------------------------------------------------------
+
+#ifdef __WXCOCOA__
+// Private method in Objective-C++ source file.
+bool wxCocoaLaunchDefaultBrowser(const wxString& url, int flags);
+#endif
+static bool DoLaunchDefaultBrowser(const wxString& urlOrig, int flags)
+{
+ wxUnusedVar(flags);
+
+ // set the scheme of url to http if it does not have one
+ // RR: This doesn't work if the url is just a local path
+ wxString url(urlOrig);
+ wxURI uri(url);
+ if ( !uri.HasScheme() )
+ {
+ if (wxFileExists(urlOrig))
+ url.Prepend( wxT("file://") );
+ else
+ url.Prepend(wxT("http://"));
}
- return (wxWindow *) NULL; // Not found
-}
+#if defined(__WXMSW__)
-/*
- * If parent is non-NULL, look through children for a name
- * matching the specified string. If NULL, look through all top-level windows.
- *
- */
+#if wxUSE_IPC
+ if ( flags & wxBROWSER_NEW_WINDOW )
+ {
+ // ShellExecuteEx() opens the URL in an existing window by default so
+ // we can't use it if we need a new window
+ wxRegKey key(wxRegKey::HKCR, uri.GetScheme() + _T("\\shell\\open"));
+ if ( !key.Exists() )
+ {
+ // try default browser, it must be registered at least for http URLs
+ key.SetName(wxRegKey::HKCR, _T("http\\shell\\open"));
+ }
+
+ if ( key.Exists() )
+ {
+ wxRegKey keyDDE(key, wxT("DDEExec"));
+ if ( keyDDE.Exists() )
+ {
+ // we only know the syntax of WWW_OpenURL DDE request for IE,
+ // optimistically assume that all other browsers are compatible
+ // with it
+ static const wxChar *TOPIC_OPEN_URL = wxT("WWW_OpenURL");
+ wxString ddeCmd;
+ wxRegKey keyTopic(keyDDE, wxT("topic"));
+ bool ok = keyTopic.Exists() && keyTopic == TOPIC_OPEN_URL;
+ if ( ok )
+ {
+ ddeCmd = keyDDE.QueryDefaultValue();
+ ok = !ddeCmd.empty();
+ }
+
+ if ( ok )
+ {
+ // for WWW_OpenURL, the index of the window to open the URL
+ // in is -1 (meaning "current") by default, replace it with
+ // 0 which means "new" (see KB article 160957)
+ ok = ddeCmd.Replace(wxT("-1"), wxT("0"),
+ false /* only first occurrence */) == 1;
+ }
+
+ if ( ok )
+ {
+ // and also replace the parameters: the topic should
+ // contain a placeholder for the URL
+ ok = ddeCmd.Replace(wxT("%1"), url, false) == 1;
+ }
+
+ if ( ok )
+ {
+ // try to send it the DDE request now but ignore the errors
+ wxLogNull noLog;
+
+ const wxString ddeServer = wxRegKey(keyDDE, wxT("application"));
+ if ( wxExecuteDDE(ddeServer, TOPIC_OPEN_URL, ddeCmd) )
+ return true;
+
+ // this is not necessarily an error: maybe browser is
+ // simply not running, but no matter, in any case we're
+ // going to launch it using ShellExecuteEx() below now and
+ // we shouldn't try to open a new window if we open a new
+ // browser anyhow
+ }
+ }
+ }
+ }
+#endif // wxUSE_IPC
-static wxWindow *wxFindWindowByName1 (const wxString& title, wxWindow * parent);
+ WinStruct<SHELLEXECUTEINFO> sei;
+ sei.lpFile = url.c_str();
+ sei.lpVerb = _T("open");
+ sei.nShow = SW_SHOWNORMAL;
+ sei.fMask = SEE_MASK_FLAG_NO_UI; // we give error message ourselves
-wxWindow *
-wxFindWindowByName (const wxString& title, wxWindow * parent)
-{
- if (parent)
+ ::ShellExecuteEx(&sei);
+
+ const INT_PTR nResult = (INT_PTR)sei.hInstApp;
+
+ // Firefox returns file not found for some reason, so make an exception
+ // for it
+ if ( nResult > 32 || nResult == SE_ERR_FNF )
{
- return wxFindWindowByName1 (title, parent);
+#ifdef __WXDEBUG__
+ // Log something if SE_ERR_FNF happens
+ if ( nResult == SE_ERR_FNF )
+ wxLogDebug(wxT("SE_ERR_FNF from ShellExecute -- maybe FireFox?"));
+#endif // __WXDEBUG__
+ return true;
}
- else
+#elif defined(__WXCOCOA__)
+ // NOTE: We need to call the real implementation from src/cocoa/utils.mm
+ // because the code must use Objective-C features.
+ return wxCocoaLaunchDefaultBrowser(url, flags);
+#elif defined(__WXMAC__) && !defined(__WXOSX_IPHONE__)
+ wxCFRef< CFURLRef > curl( CFURLCreateWithString( kCFAllocatorDefault,
+ wxCFStringRef( url ), NULL ) );
+ OSStatus err = LSOpenCFURLRef( curl , NULL );
+
+ if (err == noErr)
{
- 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 true;
+ }
+ else
+ {
+ wxLogDebug(wxT("Browser Launch error %d"), (int) err);
+ return false;
+ }
+#else
+ // (non-Mac, non-MSW)
+
+#ifdef __UNIX__
+
+ // Our best best is to use xdg-open from freedesktop.org cross-desktop
+ // compatibility suite xdg-utils
+ // (see http://portland.freedesktop.org/wiki/) -- this is installed on
+ // most modern distributions and may be tweaked by them to handle
+ // distribution specifics. Only if that fails, try to find the right
+ // browser ourselves.
+ wxString path, xdg_open;
+ if ( wxGetEnv("PATH", &path) &&
+ wxFindFileInPath(&xdg_open, path, "xdg-open") )
+ {
+ if ( wxExecute(xdg_open + " " + url) )
+ return true;
}
- // Failed? Try by label instead.
- return wxFindWindowByLabel(title, parent);
-}
-// Recursive
-static wxWindow *
-wxFindWindowByName1 (const wxString& title, wxWindow * parent)
-{
- if (parent)
+ wxString desktop = wxTheApp->GetTraits()->GetDesktopEnvironment();
+
+ // GNOME and KDE desktops have some applications which should be always installed
+ // together with their main parts, which give us the
+ if (desktop == wxT("GNOME"))
+ {
+ wxArrayString errors;
+ wxArrayString output;
+
+ // gconf will tell us the path of the application to use as browser
+ long res = wxExecute( wxT("gconftool-2 --get /desktop/gnome/applications/browser/exec"),
+ output, errors, wxEXEC_NODISABLE );
+ if (res >= 0 && errors.GetCount() == 0)
+ {
+ wxString cmd = output[0];
+ cmd << _T(' ') << url;
+ if (wxExecute(cmd))
+ return true;
+ }
+ }
+ else if (desktop == wxT("KDE"))
{
- if ( parent->GetName() == title )
- return parent;
+ // kfmclient directly opens the given URL
+ if (wxExecute(wxT("kfmclient openURL ") + url))
+ return true;
}
+#endif
+
+ bool ok = false;
+ wxString cmd;
- if (parent)
+#if wxUSE_MIMETYPE
+ wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension(_T("html"));
+ if ( ft )
{
- 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()
+ wxString mt;
+ ft->GetMimeType(&mt);
+ ok = ft->GetOpenCommand(&cmd, wxFileType::MessageParameters(url));
+ delete ft;
}
+#endif // wxUSE_MIMETYPE
- return (wxWindow *) NULL; // Not found
+ if ( !ok || cmd.empty() )
+ {
+ // fallback to checking for the BROWSER environment variable
+ cmd = wxGetenv(wxT("BROWSER"));
+ if ( !cmd.empty() )
+ cmd << _T(' ') << url;
+ }
+
+ ok = ( !cmd.empty() && wxExecute(cmd) );
+ if (ok)
+ return ok;
+
+ // no file type for HTML extension
+ wxLogError(_("No default application configured for HTML files."));
+#endif // !wxUSE_MIMETYPE && !__WXMSW__
+
+ wxLogSysError(_("Failed to open URL \"%s\" in default browser."),
+ url.c_str());
+
+ return false;
}
-// Returns menu item id or -1 if none.
-int
-wxFindMenuItemId (wxFrame * frame, const wxString& menuString, const wxString& itemString)
+bool wxLaunchDefaultBrowser(const wxString& url, int flags)
{
- wxMenuBar *menuBar = frame->GetMenuBar ();
- if (!menuBar)
- return -1;
- return menuBar->FindMenuItem (menuString, itemString);
-}
+ if ( flags & wxBROWSER_NOBUSYCURSOR )
+ return DoLaunchDefaultBrowser(url, flags);
-/*
- * wxDebugStreamBuf
- */
-#if !defined(_WINDLL)
-
-wxDebugStreamBuf::wxDebugStreamBuf(void)
-{
- // <iostream> usage doesn't need this, and i have no idea how to simulate it.
-#if wxUSE_IOSTREAMH
- if (allocate())
- setp(base(),ebuf());
-#endif
+ wxBusyCursor bc;
+ return DoLaunchDefaultBrowser(url, flags);
}
-int wxDebugStreamBuf::overflow(int WXUNUSED(i))
+// ----------------------------------------------------------------------------
+// Menu accelerators related functions
+// ----------------------------------------------------------------------------
+
+wxChar *wxStripMenuCodes(const wxChar *in, wxChar *out)
{
- int len = pptr() - pbase();
- char *txt = new char[len+1];
- strncpy(txt, pbase(), len);
- txt[len] = '\0';
-#ifdef __WXMSW__
- OutputDebugString((LPCSTR)txt);
+#if wxUSE_MENUS
+ wxString s = wxMenuItem::GetLabelText(in);
#else
- fprintf(stderr, txt);
-#endif
- setp(pbase(), epptr());
- delete[] txt;
- return EOF;
+ wxString str(in);
+ wxString s = wxStripMenuCodes(str);
+#endif // wxUSE_MENUS
+ if ( out )
+ {
+ // go smash their buffer if it's not big enough - I love char * params
+ memcpy(out, s.c_str(), s.length() * sizeof(wxChar));
+ }
+ else
+ {
+ out = new wxChar[s.length() + 1];
+ wxStrcpy(out, s.c_str());
+ }
+
+ return out;
}
-int wxDebugStreamBuf::sync(void)
+wxString wxStripMenuCodes(const wxString& in, int flags)
{
- 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;
+ wxASSERT_MSG( flags, _T("this is useless to call without any flags") );
+
+ wxString out;
+
+ size_t len = in.length();
+ out.reserve(len);
+
+ for ( size_t n = 0; n < len; n++ )
+ {
+ wxChar ch = in[n];
+ if ( (flags & wxStrip_Mnemonics) && 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 ( (flags & wxStrip_Accel) && ch == _T('\t') )
+ {
+ // everything after TAB is accel string, exit the loop
+ break;
+ }
+
+ out += ch;
+ }
+
+ return out;
}
-#endif
+// ----------------------------------------------------------------------------
+// Window search functions
+// ----------------------------------------------------------------------------
/*
-On Fri, 21 Jul 1995, Paul Craven wrote:
+ * 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.
+ *
+ */
-> 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.
->
+wxWindow *
+wxFindWindowByLabel (const wxString& title, wxWindow * parent)
+{
+ return wxWindow::FindWindowByLabel( title, parent );
+}
-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).
-|| 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 parent is non-NULL, look through children for a name
+ * matching the specified string. If NULL, look through all top-level windows.
+ *
+ */
-// This code is commented out but it may be integrated with wxWin at
-// a later date, after testing. Thanks Ken!
-#if 0
+wxWindow *
+wxFindWindowByName (const wxString& name, wxWindow * parent)
+{
+ return wxWindow::FindWindowByName( name, parent );
+}
-/*--------------------------------------------------------------------*
- | 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
+// 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);
+#else // !wxUSE_MENUS
+ wxUnusedVar(frame);
+ wxUnusedVar(menuString);
+ wxUnusedVar(itemString);
+#endif // wxUSE_MENUS/!wxUSE_MENUS
+
+ return wxNOT_FOUND;
+}
- /*-------------------------------------------------------------*
- * 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.
- *-------------------------------------------------------------*/
+// 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 (!win->IsShown())
+ return NULL;
- for ((*name == DIR_SEPARATOR ? (s = name+1) : (s = name));;) {
- if (*s == DIR_SEPARATOR)
- cutoff = t;
- if (!(*t++ = *s++))
- break;
- }
+ // 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)))
+ {
+ 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
+ wxWindowList::compatibility_iterator node = win->GetChildren().GetLast();
+ while (node)
+ {
+ wxWindow* child = node->GetData();
+ wxWindow* foundWin = wxFindWindowAtPoint(child, pt);
+ if (foundWin)
+ return foundWin;
+ node = node->GetPrevious();
}
- else {
- /*-------------------------------------------------------------*
- * Get the path list from the environment. If the path list is
- * inaccessible for any reason, leave with fatal error.
- *-------------------------------------------------------------*/
+ wxPoint pos = win->GetPosition();
+ wxSize sz = win->GetSize();
+ if ( !win->IsTopLevel() && win->GetParent() )
+ {
+ pos = win->GetParent()->ClientToScreen(pos);
+ }
-#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);
- }
-
- }
-
- /*-------------------------------------------------------------*
- | 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;
- }
- }
-
-#endif /* HAVE_SYMLINK */
-
- strcpy(imagename, cutoff + 1); /* keep the image name */
- *(cutoff + 1) = 0; /* chop off the filename part */
+ wxRect rect(pos, sz);
+ if (rect.Contains(pt))
+ return win;
+
+ return NULL;
}
-#endif
+wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt)
+{
+ // 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
+// ----------------------------------------------------------------------------
/*
* N.B. these convenience functions must be separate from msgdlgg.cpp, textdlgg.cpp
* since otherwise the generic code may be pulled in unnecessarily.
*/
+#if wxUSE_MSGDLG
+
int wxMessageBox(const wxString& message, const wxString& caption, long style,
wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) )
{
- wxMessageDialog dialog(parent, message, caption, style);
+ 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;
- break;
case wxID_YES:
return wxYES;
- break;
case wxID_NO:
return wxNO;
- break;
- default:
case wxID_CANCEL:
return wxCANCEL;
- break;
}
- return ans;
+
+ wxFAIL_MSG( _T("unexpected return code from wxMessageDialog") );
+
+ return wxCANCEL;
}
+void wxInfoMessageBox(wxWindow* parent)
+{
+ // don't translate these strings, they're for diagnostics purposes only
+ wxString msg;
+ msg.Printf(_T("wxWidgets Library (%s port)\n")
+ _T("Version %d.%d.%d%s%s, compiled at %s %s\n")
+ _T("Runtime version of toolkit used is %d.%d.%s\n")
+ _T("Copyright (c) 1995-2008 wxWidgets team"),
+ wxPlatformInfo::Get().GetPortIdName().c_str(),
+ wxMAJOR_VERSION,
+ wxMINOR_VERSION,
+ wxRELEASE_NUMBER,
+#if wxUSE_UNICODE
+ L" (Unicode)",
+#else
+ wxEmptyString,
+#endif
+#ifdef __WXDEBUG__
+ _T(" Debug build"),
+#else
+ wxEmptyString,
+#endif
+ __TDATE__,
+ __TTIME__,
+ wxPlatformInfo::Get().GetToolkitMajorVersion(),
+ wxPlatformInfo::Get().GetToolkitMinorVersion(),
+#ifdef __WXGTK__
+ wxString::Format("\nThe compile-time GTK+ version is %d.%d.%d.",
+ GTK_MAJOR_VERSION,
+ GTK_MINOR_VERSION,
+ GTK_MICRO_VERSION).c_str()
+#else
+ wxEmptyString
+#endif
+ );
+ wxMessageBox(msg, _T("wxWidgets information"),
+ wxICON_INFORMATION | wxOK,
+ parent);
+}
+
+#endif // wxUSE_MSGDLG
+
+#if wxUSE_TEXTDLG
+
wxString wxGetTextFromUser(const wxString& message, const wxString& caption,
const wxString& defaultValue, wxWindow *parent,
- int x, int y, bool WXUNUSED(centre) )
+ wxCoord x, wxCoord y, bool centre )
{
- wxTextEntryDialog dialog(parent, message, caption, defaultValue, wxOK|wxCANCEL, wxPoint(x, y));
+ 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)
- return dialog.GetValue();
+ {
+ str = dialog.GetValue();
+ }
+
+ return str;
+}
+
+wxString wxGetPasswordFromUser(const wxString& message,
+ const wxString& caption,
+ const wxString& defaultValue,
+ wxWindow *parent,
+ wxCoord x, wxCoord y, bool centre )
+{
+ wxString str;
+ long style = wxTextEntryDialogStyle;
+
+ if (centre)
+ style |= wxCENTRE;
+ else
+ style &= ~wxCENTRE;
+
+ wxPasswordEntryDialog dialog(parent, message, caption, defaultValue,
+ style, wxPoint(x, y));
+ if ( dialog.ShowModal() == wxID_OK )
+ {
+ str = dialog.GetValue();
+ }
+
+ return str;
+}
+
+#endif // wxUSE_TEXTDLG
+
+#if wxUSE_COLOURDLG
+
+wxColour wxGetColourFromUser(wxWindow *parent,
+ const wxColour& colInit,
+ const wxString& caption,
+ wxColourData *ptrData)
+{
+ // contains serialized representation of wxColourData used the last time
+ // the dialog was shown: we want to reuse it the next time in order to show
+ // the same custom colours to the user (and we can't just have static
+ // wxColourData itself because it's a GUI object and so should be destroyed
+ // before GUI shutdown and doing it during static cleanup is too late)
+ static wxString s_strColourData;
+
+ wxColourData data;
+ if ( !ptrData )
+ {
+ ptrData = &data;
+ if ( !s_strColourData.empty() )
+ {
+ if ( !data.FromString(s_strColourData) )
+ {
+ wxFAIL_MSG( "bug in wxColourData::FromString()?" );
+ }
+
+#ifdef __WXMSW__
+ // we don't get back the "choose full" flag value from the native
+ // dialog and so we can't preserve it between runs, so we decide to
+ // always use it as it seems better than not using it (user can
+ // just ignore the extra controls in the dialog but having to click
+ // a button each time to show them would be very annoying
+ data.SetChooseFull(true);
+#endif // __WXMSW__
+ }
+ }
+
+ if ( colInit.IsOk() )
+ {
+ ptrData->SetColour(colInit);
+ }
+
+ wxColour colRet;
+ wxColourDialog dialog(parent, ptrData);
+ if (!caption.empty())
+ dialog.SetTitle(caption);
+ if ( dialog.ShowModal() == wxID_OK )
+ {
+ *ptrData = dialog.GetColourData();
+ colRet = ptrData->GetColour();
+ s_strColourData = ptrData->ToString();
+ }
+ //else: leave colRet invalid
+
+ return colRet;
+}
+
+#endif // wxUSE_COLOURDLG
+
+#if wxUSE_FONTDLG
+
+wxFont wxGetFontFromUser(wxWindow *parent, const wxFont& fontInit, const wxString& caption)
+{
+ wxFontData data;
+ if ( fontInit.Ok() )
+ {
+ data.SetInitialFont(fontInit);
+ }
+
+ wxFont fontRet;
+ wxFontDialog dialog(parent, data);
+ if (!caption.empty())
+ dialog.SetTitle(caption);
+ if ( dialog.ShowModal() == wxID_OK )
+ {
+ fontRet = dialog.GetFontData().GetChosenFont();
+ }
+ //else: leave it invalid
+
+ 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(bool disable)
+{
+ m_disabled = disable;
+ if ( disable )
+ DoDisable();
+}
+
+wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip)
+{
+ m_disabled = true;
+ DoDisable(winToSkip);
+}
+
+void wxWindowDisabler::DoDisable(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);
+ }
+ }
+}
+
+wxWindowDisabler::~wxWindowDisabler()
+{
+ if ( !m_disabled )
+ return;
+
+ 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
+ }
+
+ 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
- return wxString("");
+ rc = wxYield();
+
+ return rc;
+}
+
+// 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
projects / wxWidgets.git / blobdiff