fixed the last of the off-by-one errors (some are refixed, again...)

[wxWidgets.git] / include / wx / utils.h

diff --git a/include/wx/utils.h b/include/wx/utils.h
index 08e4575b5725470b6e083c074f69d0bed9c20deb..601f3cedbb358629b4652e6e45687c29def1e6dd 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -39,12 +39,8 @@
 class WXDLLEXPORT wxProcess;
 class WXDLLEXPORT wxFrame;
 class WXDLLEXPORT wxWindow;
 class WXDLLEXPORT wxProcess;
 class WXDLLEXPORT wxFrame;
 class WXDLLEXPORT wxWindow;

-
-// FIXME should use wxStricmp() instead
-#if defined(__GNUWIN32__)
-    #define stricmp strcasecmp
-    #define strnicmp strncasecmp
-#endif
+class WXDLLEXPORT wxWindowList;
+class WXDLLEXPORT wxPoint;

 
 // ----------------------------------------------------------------------------
 // Macros
 
 // ----------------------------------------------------------------------------
 // Macros


@@ -57,7 +53,7 @@ class WXDLLEXPORT wxWindow;
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 

-// Useful buffer (FIXME VZ: yeah, that is. To be removed!)
+// Useful buffer (FIXME VZ: To be removed!!!)

 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
 
 // Make a copy of this string using 'new'
 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
 
 // Make a copy of this string using 'new'


@@ -76,8 +72,12 @@ WXDLLEXPORT bool StringMatch(wxChar *one, wxChar *two, bool subString = TRUE, bo
 // Sound the bell
 WXDLLEXPORT void wxBell();
 
 // Sound the bell
 WXDLLEXPORT void wxBell();
 

+// Get OS description as a user-readable string
+WXDLLEXPORT wxString wxGetOsDescription();
+

 // Get OS version
 // Get OS version

-WXDLLEXPORT int wxGetOsVersion(int *majorVsn= (int *) NULL,int *minorVsn= (int *) NULL) ;
+WXDLLEXPORT int wxGetOsVersion(int *majorVsn = (int *) NULL,
+                               int *minorVsn = (int *) NULL);

 
 // Return a string with the current date/time
 WXDLLEXPORT wxString wxNow();
 
 // Return a string with the current date/time
 WXDLLEXPORT wxString wxNow();


@@ -142,6 +142,15 @@ WXDLLEXPORT long wxExecute(wxChar **argv, bool sync = FALSE,
 WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE,
                            wxProcess *process = (wxProcess *) NULL);
 
 WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE,
                            wxProcess *process = (wxProcess *) NULL);
 

+// execute the command capturing its output into an array line by line
+WXDLLEXPORT long wxExecute(const wxString& command,
+                           wxArrayString& output);
+
+// also capture stderr
+WXDLLEXPORT long wxExecute(const wxString& command,
+                           wxArrayString& output,
+                           wxArrayString& error);
+

 enum wxSignal
 {
     wxSIGNONE = 0,  // verify if the process exists under Unix
 enum wxSignal
 {
     wxSIGNONE = 0,  // verify if the process exists under Unix


@@ -165,14 +174,32 @@ enum wxSignal
     // further signals are different in meaning between different Unix systems
 };
 
     // further signals are different in meaning between different Unix systems
 };
 

-// the argument is ignored under Windows - the process is always killed
-WXDLLEXPORT int wxKill(long pid, wxSignal sig = wxSIGTERM);
+enum wxKillError
+{
+    wxKILL_OK,              // no error
+    wxKILL_BAD_SIGNAL,      // no such signal
+    wxKILL_ACCESS_DENIED,   // permission denied
+    wxKILL_NO_PROCESS,      // no such process
+    wxKILL_ERROR            // another, unspecified error
+};
+
+// send the given signal to the process (only NONE and KILL are supported under
+// Windows, all others mean TERM), return 0 if ok and -1 on error
+//
+// return detailed error in rc if not NULL
+WXDLLEXPORT int wxKill(long pid,
+                       wxSignal sig = wxSIGTERM,
+                       wxKillError *rc = NULL);

 
 

-// Execute a command in an interactive shell window
+// Execute a command in an interactive shell window (always synchronously)

 // If no command then just the shell
 WXDLLEXPORT bool wxShell(const wxString& command = wxEmptyString);
 
 // If no command then just the shell
 WXDLLEXPORT bool wxShell(const wxString& command = wxEmptyString);
 

-// Sleep for nSecs seconds under UNIX, do nothing under Windows
+// As wxShell(), but must give a (non interactive) command and its output will
+// be returned in output array
+WXDLLEXPORT bool wxShell(const wxString& command, wxArrayString& output);
+
+// Sleep for nSecs seconds

 WXDLLEXPORT void wxSleep(int nSecs);
 
 // Sleep for a given amount of milliseconds
 WXDLLEXPORT void wxSleep(int nSecs);
 
 // Sleep for a given amount of milliseconds


@@ -181,6 +208,23 @@ WXDLLEXPORT void wxUsleep(unsigned long milliseconds);
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 WXDLLEXPORT long wxGetFreeMemory();
 
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 WXDLLEXPORT long wxGetFreeMemory();
 

+// should wxApp::OnFatalException() be called?
+WXDLLEXPORT bool wxHandleFatalExceptions(bool doit = TRUE);
+
+// ----------------------------------------------------------------------------
+// Environment variables
+// ----------------------------------------------------------------------------
+
+// returns TRUE if variable exists (value may be NULL if you just want to check
+// for this)
+WXDLLEXPORT bool wxGetEnv(const wxString& var, wxString *value);
+
+// set the env var name to the given value, return TRUE on success
+WXDLLEXPORT bool wxSetEnv(const wxString& var, const wxChar *value);
+
+// remove the env var from environment
+inline bool wxUnsetEnv(const wxString& var) { return wxSetEnv(var, NULL); }
+

 // ----------------------------------------------------------------------------
 // Network and username functions.
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Network and username functions.
 // ----------------------------------------------------------------------------


@@ -208,6 +252,7 @@ WXDLLEXPORT bool wxGetUserName(wxChar *buf, int maxSize);
 WXDLLEXPORT wxString wxGetUserName();
 
 // Get current Home dir and copy to dest (returns pstr->c_str())
 WXDLLEXPORT wxString wxGetUserName();
 
 // Get current Home dir and copy to dest (returns pstr->c_str())

+WXDLLEXPORT wxString wxGetHomeDir();

 WXDLLEXPORT const wxChar* wxGetHomeDir(wxString *pstr);
 
 // Get the user's home dir (caller must copy --- volatile)
 WXDLLEXPORT const wxChar* wxGetHomeDir(wxString *pstr);
 
 // Get the user's home dir (caller must copy --- volatile)


@@ -218,6 +263,12 @@ WXDLLEXPORT const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString)
 WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
 #endif
 
 WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
 #endif
 

+#ifdef __WXMAC__
+WXDLLEXPORT wxString wxMacFindFolder(short                                     vRefNum,
+                                                                OSType                                 folderType,
+                                                                Boolean                                createFolder);
+#endif
+

 #if wxUSE_GUI // GUI only things from now on
 
 // ----------------------------------------------------------------------------
 #if wxUSE_GUI // GUI only things from now on
 
 // ----------------------------------------------------------------------------


@@ -247,6 +298,11 @@ WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent
 // Returns menu item id or -1 if none.
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 
 // Returns menu item id or -1 if none.
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 

+// Find the wxWindow at the given point. wxGenericFindWindowAtPoint
+// is always present but may be less reliable than a native version.
+WXDLLEXPORT wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt);
+WXDLLEXPORT wxWindow* wxFindWindowAtPoint(const wxPoint& pt);
+

 // ----------------------------------------------------------------------------
 // Message/event queue helpers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Message/event queue helpers
 // ----------------------------------------------------------------------------


@@ -254,6 +310,9 @@ WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, con
 // Yield to other apps/messages
 WXDLLEXPORT bool wxYield();
 
 // Yield to other apps/messages
 WXDLLEXPORT bool wxYield();
 

+// Like wxYield, but fails silently if the yield is recursive.
+WXDLLEXPORT bool wxYieldIfNeeded();
+

 // Yield to other apps/messages and disable user input
 WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL);
 
 // Yield to other apps/messages and disable user input
 WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL);
 


@@ -267,6 +326,18 @@ WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd);
 // Consume all events until no more left
 WXDLLEXPORT void wxFlushEvents();
 
 // Consume all events until no more left
 WXDLLEXPORT void wxFlushEvents();
 

+// a class which disables all windows (except, may be, thegiven one) in its
+// ctor and enables them back in its dtor
+class WXDLLEXPORT wxWindowDisabler
+{
+public:
+    wxWindowDisabler(wxWindow *winToSkip = (wxWindow *)NULL);
+    ~wxWindowDisabler();
+
+private:
+    wxWindowList *m_winDisabled;
+};
+

 // ----------------------------------------------------------------------------
 // Cursors
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Cursors
 // ----------------------------------------------------------------------------


@@ -288,25 +359,18 @@ class WXDLLEXPORT wxBusyCursor
 public:
     wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR)
         { wxBeginBusyCursor(cursor); }
 public:
     wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR)
         { wxBeginBusyCursor(cursor); }

-   ~wxBusyCursor()
+    ~wxBusyCursor()

         { wxEndBusyCursor(); }
         { wxEndBusyCursor(); }

-};
-
-// ----------------------------------------------------------------------------
-// Error message functions used by wxWindows (deprecated, use wxLog)
-// ----------------------------------------------------------------------------

 
 

-// Format a message on the standard error (UNIX) or the debugging
-// stream (Windows)
-WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...) ;
-
-// Non-fatal error (continues)
-WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;
-WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);
+    // FIXME: These two methods are currently only implemented (and needed?)
+    //        in wxGTK.  BusyCursor handling should probably be moved to
+    //        common code since the wxGTK and wxMSW implementations are very
+    //        similar except for wxMSW using HCURSOR directly instead of
+    //        wxCursor..  -- RL.
+    static const wxCursor &GetStoredCursor();
+    static const wxCursor GetBusyCursor();
+};

 
 

-// Fatal error (exits)
-WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
-WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);

 
 // ----------------------------------------------------------------------------
 // Reading and writing resources (eg WIN.INI, .Xdefaults)
 
 // ----------------------------------------------------------------------------
 // Reading and writing resources (eg WIN.INI, .Xdefaults)


@@ -354,7 +418,14 @@ WXDLLEXPORT void wxRedirectIOToConsole();
 
 #ifdef __X__
 
 
 #ifdef __X__
 

+#ifdef __VMS__ // Xlib.h for VMS is not (yet) compatible with C++
+               // The resulting warnings are switched off here
+#pragma message disable nosimpint
+#endif

 #include <X11/Xlib.h>
 #include <X11/Xlib.h>

+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif

 
 #define wxMAX_RGB           0xff
 #define wxMAX_SV            1000
 
 #define wxMAX_RGB           0xff
 #define wxMAX_SV            1000


@@ -377,39 +448,24 @@ void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
 
 #endif //__X__
 
 
 #endif //__X__
 

+#endif // wxUSE_GUI
+

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

-// font-related functions (X and GTK)
+// Error message functions used by wxWindows (deprecated, use wxLog)

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

-#if defined(__X__) || defined(__WXGTK__)
+// Format a message on the standard error (UNIX) or the debugging
+// stream (Windows)
+WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...);

 
 

-#ifdef __X__
-    typedef XFontStruct *wxNativeFont;
-#else // GDK
-    typedef GdkFont *wxNativeFont;
-#endif
+// Non-fatal error (continues)
+WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;
+WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);

 
 

-#include "wx/font.h"    // for wxFontEncoding
-    
-// returns the handle of the nearest available font or 0
-extern wxNativeFont wxLoadQueryNearestFont(int pointSize,
-                                           int family,
-                                           int style,
-                                           int weight,
-                                           bool underlined,
-                                           const wxString &facename,
-                                           wxFontEncoding encoding);
-
-// fills xencoding and xregistry with the X font spec parts for the given
-// encoding ('*' if encoding == wxFONTENCODING_SYSTEM) and returns TRUE if any
-// fonts with this encoding exist or FALSE if it's unknown (it does *not* mean
-// that they don't exist!)
-extern bool wxGetXFontEncoding(wxFontEncoding encoding,
-                               wxString *xencoding, wxString *xregistry);
-
-#endif // X || GTK
+// Fatal error (exits)
+WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
+WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);

 
 

-#endif // wxUSE_GUI

 
 #endif
     // _WX_UTILSH__
 
 #endif
     // _WX_UTILSH__