/////////////////////////////////////////////////////////////////////////////
-// Name: utilscmn.cpp
+// Name: src/common/utilscmn.cpp
// Purpose: Miscellaneous utility functions and classes
// Author: Julian Smart
// Modified by:
// 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"
#if defined(__WXMSW__)
#include "wx/msw/private.h"
+ #include "wx/msw/registry.h"
#endif
#if wxUSE_BASE
// common data
// ----------------------------------------------------------------------------
-#if WXWIN_COMPATIBILITY_2_2
- const wxChar *wxInternalErrorStr = wxT("wxWidgets Internal Error");
- const wxChar *wxFatalErrorStr = wxT("wxWidgets Fatal Error");
-#endif // WXWIN_COMPATIBILITY_2_2
-
// ============================================================================
// implementation
// ============================================================================
wxChar *
copystring (const wxChar *s)
{
- if (s == NULL) s = wxEmptyString;
- size_t len = wxStrlen (s) + 1;
+ if (s == NULL) s = wxEmptyString;
+ size_t len = wxStrlen (s) + 1;
- wxChar *news = new wxChar[len];
- memcpy (news, s, len * sizeof(wxChar)); // Should be the fastest
+ wxChar *news = new wxChar[len];
+ memcpy (news, s, len * sizeof(wxChar)); // Should be the fastest
- return news;
+ return news;
}
#endif // WXWIN_COMPATIBILITY_2_4
void
StringToFloat (const wxChar *s, float *number)
{
- if (s && *s && number)
- *number = (float) wxStrtod (s, (wxChar **) NULL);
+ if (s && *s && number)
+ *number = (float) wxStrtod (s, (wxChar **) NULL);
}
void
StringToDouble (const wxChar *s, double *number)
{
- if (s && *s && number)
- *number = wxStrtod (s, (wxChar **) NULL);
+ if (s && *s && number)
+ *number = wxStrtod (s, (wxChar **) NULL);
}
wxChar *
FloatToString (float number, const wxChar *fmt)
{
- static wxChar buf[256];
+ static wxChar buf[256];
- wxSprintf (buf, fmt, number);
- return buf;
+ wxSprintf (buf, fmt, number);
+ return buf;
}
wxChar *
DoubleToString (double number, const wxChar *fmt)
{
- static wxChar buf[256];
+ static wxChar buf[256];
- wxSprintf (buf, fmt, number);
- return buf;
+ wxSprintf (buf, fmt, number);
+ return buf;
}
void
StringToInt (const wxChar *s, int *number)
{
- if (s && *s && number)
- *number = (int) wxStrtol (s, (wxChar **) NULL, 10);
+ if (s && *s && number)
+ *number = (int) wxStrtol (s, (wxChar **) NULL, 10);
}
void
StringToLong (const wxChar *s, long *number)
{
- if (s && *s && number)
- *number = wxStrtol (s, (wxChar **) NULL, 10);
+ if (s && *s && number)
+ *number = wxStrtol (s, (wxChar **) NULL, 10);
}
wxChar *
IntToString (int number)
{
- static wxChar buf[20];
+ static wxChar buf[20];
- wxSprintf (buf, wxT("%d"), number);
- return buf;
+ wxSprintf (buf, wxT("%d"), number);
+ return buf;
}
wxChar *
LongToString (long number)
{
- static wxChar buf[20];
+ static wxChar buf[20];
- wxSprintf (buf, wxT("%ld"), number);
- return buf;
+ wxSprintf (buf, wxT("%ld"), number);
+ return buf;
}
#endif // WXWIN_COMPATIBILITY_2_4
// Convert 2-digit hex number to decimal
int wxHexToDec(const wxString& buf)
{
- int firstDigit, secondDigit;
+ int firstDigit, secondDigit;
- if (buf.GetChar(0) >= wxT('A'))
- firstDigit = buf.GetChar(0) - wxT('A') + 10;
- else
- firstDigit = buf.GetChar(0) - wxT('0');
+ 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');
+ if (buf.GetChar(1) >= wxT('A'))
+ secondDigit = buf.GetChar(1) - wxT('A') + 10;
+ else
+ secondDigit = buf.GetChar(1) - wxT('0');
- return (firstDigit & 0xF) * 16 + (secondDigit & 0xF );
+ return (firstDigit & 0xF) * 16 + (secondDigit & 0xF );
}
// Convert decimal integer to 2-character hex string
void wxDecToHex(int dec, wxChar *buf)
{
- 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 firstDigit = (int)(dec/16.0);
+ int secondDigit = (int)(dec - (firstDigit*16.0));
+ buf[0] = hexArray[firstDigit];
+ buf[1] = hexArray[secondDigit];
+ buf[2] = 0;
}
// Convert decimal integer to 2-character hex string
// Launch default browser
// ----------------------------------------------------------------------------
-bool wxLaunchDefaultBrowser(const wxString& url)
+bool wxLaunchDefaultBrowser(const wxString& urlOrig, int flags)
{
- wxString finalurl = url;
+ wxUnusedVar(flags);
- //if it isn't a full url, try appending http:// to it
- if(wxURI(url).IsReference())
- finalurl = wxString(wxT("http://")) + url;
+ // set the scheme of url to http if it does not have one
+ wxString url(urlOrig);
+ if ( !wxURI(url).HasScheme() )
+ url.Prepend(wxT("http://"));
-#ifdef __WINDOWS__
- wxString command;
-
- // ShellExecute() always opens in the same window,
- // so do it manually for new window (from Mahogany)
- wxRegKey key(wxRegKey::HKCR, url.BeforeFirst(':') + wxT("\\shell\\open"));
- if ( key.Exists() )
+#if defined(__WXMSW__)
+ if ( flags & wxBROWSER_NEW_WINDOW )
{
- wxRegKey keyDDE(key, wxT("DDEExec"));
- if ( keyDDE.Exists() )
+ // 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, url.BeforeFirst(':') + _T("\\shell\\open"));
+ if ( key.Exists() )
{
- wxString ddeTopic = wxRegKey(keyDDE, wxT("topic"));
-
- // we only know the syntax of WWW_OpenURL DDE request
- if ( ddeTopic == wxT("WWW_OpenURL") )
- {
- wxString ddeCmd = keyDDE;
-
- // this is a bit naive but should work as -1 can't appear
- // elsewhere in the DDE topic, normally
- if ( ddeCmd.Replace(wxT("-1"), wxT("0"),
- FALSE /* only first occurence */) == 1 )
- {
- // and also replace the parameters
- if ( ddeCmd.Replace(wxT("%1"), url, FALSE) == 1 )
- {
- // magic incantation understood by wxMSW
- command << wxT("WX_DDE#")
- << wxRegKey(key, wxT("command")).QueryDefaultValue() << wxT('#')
- << wxRegKey(keyDDE, wxT("application")).QueryDefaultValue()
- << wxT('#') << ddeTopic << wxT('#')
- << ddeCmd;
- }
- }
- }
+ wxRegKey keyDDE(key, wxT("DDEExec"));
+ if ( keyDDE.Exists() )
+ {
+ const wxString ddeTopic = wxRegKey(keyDDE, wxT("topic"));
+
+ // we only know the syntax of WWW_OpenURL DDE request for IE,
+ // optimistically assume that all other browsers are compatible
+ // with it
+ wxString ddeCmd;
+ bool ok = ddeTopic == wxT("WWW_OpenURL");
+ 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 occurence */) == 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, ddeTopic, 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
+ }
+ }
}
}
- //Try wxExecute - if it doesn't work or the regkey stuff
- //above failed, fallback to opening the file in the same
- //browser window
- if ( command.empty() || wxExecute(command) == -1)
- {
- // CYGWIN and MINGW may have problems - so load ShellExecute
- // dynamically
- typedef HINSTANCE (*LPShellExecute)(HWND hwnd, const wxChar* lpOperation,
- const wxChar* lpFile,
- const wxChar* lpParameters,
- const wxChar* lpDirectory,
- INT nShowCmd);
-
- HINSTANCE hShellDll = ::LoadLibrary(wxT("shell32.dll"));
- if(hShellDll == NULL)
- return false;
-
- LPShellExecute lpShellExecute =
- (LPShellExecute) ::GetProcAddress(hShellDll,
- wxString::Format(wxT("ShellExecute%s"),
-#ifdef __WXUNICODE__
- wxT("W")
-#else
- wxT("A")
-#endif
- )
- );
- if(lpShellExecute == NULL)
- return false;
-
- // Windows sometimes doesn't open the browser correctly when using mime
- // types, so do ShellExecute - i.e. start <url> (from James Carroll)
- unsigned int nResult = (int) (*lpShellExecute)(NULL, NULL, finalurl.c_str(),
- NULL, wxT(""), SW_SHOWNORMAL);
-
- // Unload Shell32.dll
- ::FreeLibrary(hShellDll);
-
- // Hack for Firefox (returns file not found for some reason)
- // from Angelo Mandato's wxHyperlinksCtrl
- // HINSTANCE_ERROR == 32
- if (nResult <= HINSTANCE_ERROR && nResult != SE_ERR_FNF)
- return false;
-
- # ifdef __WXDEBUG__
- // Log something if SE_ERR_FNF happens
- if(nResult == SE_ERR_FNF)
- wxLogDebug(wxT("Got SE_ERR_FNF from ShellExecute - maybe FireFox"));
- # endif
- }
+ WinStruct<SHELLEXECUTEINFO> sei;
+ sei.lpFile = url.c_str();
+ sei.lpVerb = _T("open");
+ sei.nShow = SW_SHOWNORMAL;
-#else
+ ::ShellExecuteEx(&sei);
+
+ const int nResult = (int) sei.hInstApp;
+
+ // Firefox returns file not found for some reason, so make an exception
+ // for it
+ if ( nResult > 32 || nResult == SE_ERR_FNF )
+ {
+#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;
+ }
+#elif wxUSE_MIMETYPE
// Non-windows way
- wxFileType *ft =
- wxTheMimeTypesManager->GetFileTypeFromExtension (_T("html"));
- if (!ft)
- {
- wxLogError(_T("No default application can open .html extension"));
- return false;
- }
-
- wxString mt;
- ft->GetMimeType(&mt);
-
- wxString cmd;
- bool ok =
- ft->GetOpenCommand (&cmd,
- wxFileType::MessageParameters (finalurl.c_str(),
- _T("")));
- delete ft;
-
- if (ok)
+ wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension (_T("html"));
+ if ( ft )
{
- if( wxExecute (cmd, wxEXEC_ASYNC) == -1 )
+ wxString mt;
+ ft->GetMimeType(&mt);
+
+ wxString cmd;
+ bool ok = ft->GetOpenCommand(&cmd, wxFileType::MessageParameters(url));
+ delete ft;
+
+ if ( !ok || cmd.empty() )
{
- wxLogError(_T("Failed to launch application for wxLaunchDefaultBrowser"));
- return false;
+ // fallback to checking for the BROWSER environment variable
+ cmd = wxGetenv(wxT("BROWSER"));
+ if ( !cmd.empty() )
+ cmd << _T(' ') << url;
}
+
+ if ( !cmd.empty() && wxExecute(cmd) )
+ return true;
}
- else
- return false;
-#endif
+ else // no file type for html extension
+ {
+ wxLogError(_T("No default application configured for HTML files."));
+ }
+#endif // !wxUSE_MIMETYPE && !__WXMSW__
- //success - hopefully
- return true;
+ wxLogSysError(_T("Failed to open URL \"%s\" in default browser."),
+ url.c_str());
+
+ return false;
}
// ----------------------------------------------------------------------------
#endif // !wxGTK
#endif // wxUSE_GUI
-
projects / wxWidgets.git / blobdiff