X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/974e8d946f30af2bd79b9029d1d2fb9e0d5b2dd4..d2ce649bec85c2c0764a0f786d2b1ef444321404:/include/wx/utils.h diff --git a/include/wx/utils.h b/include/wx/utils.h index 35b2496ab9..9a0bc84d80 100644 --- a/include/wx/utils.h +++ b/include/wx/utils.h @@ -20,11 +20,14 @@ #pragma interface "utils.h" #endif -#include "wx/setup.h" #include "wx/object.h" #include "wx/list.h" #include "wx/filefn.h" +// need this for wxGetDiskSpace() as we can't, unfortunately, forward declare +// wxLongLong +#include "wx/longlong.h" + #ifdef __X__ #include #include @@ -39,12 +42,8 @@ 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 @@ -57,14 +56,14 @@ class WXDLLEXPORT wxWindow; // 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 wxChar* copystring(const wxChar *s); // Matches string one within string two regardless of case -WXDLLEXPORT bool StringMatch(wxChar *one, wxChar *two, bool subString = TRUE, bool exact = FALSE); +WXDLLEXPORT bool StringMatch(const wxChar *one, const wxChar *two, bool subString = TRUE, bool exact = FALSE); // A shorter way of using strcmp #define wxStringEq(s1, s2) (s1 && s2 && (wxStrcmp(s1, s2) == 0)) @@ -76,12 +75,22 @@ WXDLLEXPORT bool StringMatch(wxChar *one, wxChar *two, bool subString = TRUE, bo // Sound the bell WXDLLEXPORT void wxBell(); +// Get OS description as a user-readable string +WXDLLEXPORT wxString wxGetOsDescription(); + // 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 path where wxWindows is installed (mostly useful in Unices) +WXDLLEXPORT const wxChar *wxGetInstallPrefix(); +// Return path to wxWin data (/usr/share/wx/%{version}) (Unices) +WXDLLEXPORT wxString wxGetDataDir(); + + #if wxUSE_GUI // Don't synthesize KeyUp events holding down a key and producing // KeyDown events with autorepeat. On by default and always on @@ -116,12 +125,12 @@ WXDLLEXPORT long wxGetCurrentId(); WXDLLEXPORT_DATA(extern const wxChar*) wxFloatToStringStr; WXDLLEXPORT_DATA(extern const wxChar*) wxDoubleToStringStr; -WXDLLEXPORT void StringToFloat(wxChar *s, float *number); +WXDLLEXPORT void StringToFloat(const wxChar *s, float *number); WXDLLEXPORT wxChar* FloatToString(float number, const wxChar *fmt = wxFloatToStringStr); -WXDLLEXPORT void StringToDouble(wxChar *s, double *number); +WXDLLEXPORT void StringToDouble(const wxChar *s, double *number); WXDLLEXPORT wxChar* DoubleToString(double number, const wxChar *fmt = wxDoubleToStringStr); -WXDLLEXPORT void StringToInt(wxChar *s, int *number); -WXDLLEXPORT void StringToLong(wxChar *s, long *number); +WXDLLEXPORT void StringToInt(const wxChar *s, int *number); +WXDLLEXPORT void StringToLong(const wxChar *s, long *number); WXDLLEXPORT wxChar* IntToString(int number); WXDLLEXPORT wxChar* LongToString(long number); @@ -142,6 +151,15 @@ WXDLLEXPORT long wxExecute(wxChar **argv, bool sync = FALSE, 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 @@ -165,14 +183,32 @@ enum wxSignal // 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 +}; -// Execute a command in an interactive shell window +// 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 (always synchronously) // 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 @@ -181,6 +217,23 @@ WXDLLEXPORT void wxUsleep(unsigned long milliseconds); // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) WXDLLEXPORT long wxGetFreeMemory(); +// 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. // ---------------------------------------------------------------------------- @@ -208,6 +261,7 @@ WXDLLEXPORT bool wxGetUserName(wxChar *buf, int maxSize); WXDLLEXPORT wxString wxGetUserName(); // Get current Home dir and copy to dest (returns pstr->c_str()) +WXDLLEXPORT wxString wxGetHomeDir(); WXDLLEXPORT const wxChar* wxGetHomeDir(wxString *pstr); // Get the user's home dir (caller must copy --- volatile) @@ -218,13 +272,24 @@ WXDLLEXPORT const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString) WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString); #endif +#ifdef __WXMAC__ +WXDLLEXPORT wxString wxMacFindFolder(short vRefNum, + OSType folderType, + Boolean createFolder); +#endif + +// get number of total/free bytes on the disk where path belongs +WXDLLEXPORT bool wxGetDiskSpace(const wxString& path, + wxLongLong *pTotal = NULL, + wxLongLong *pFree = NULL); + #if wxUSE_GUI // GUI only things from now on // ---------------------------------------------------------------------------- // Menu accelerators related things // ---------------------------------------------------------------------------- -WXDLLEXPORT wxChar* wxStripMenuCodes(wxChar *in, wxChar *out = (wxChar *) NULL); +WXDLLEXPORT wxChar* wxStripMenuCodes(const wxChar *in, wxChar *out = (wxChar *) NULL); WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str); #if wxUSE_ACCEL @@ -247,6 +312,11 @@ 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); +// 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 // ---------------------------------------------------------------------------- @@ -254,6 +324,9 @@ WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, con // 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); @@ -267,6 +340,18 @@ WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd); // 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 // ---------------------------------------------------------------------------- @@ -288,25 +373,18 @@ class WXDLLEXPORT wxBusyCursor public: wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR) { wxBeginBusyCursor(cursor); } - ~wxBusyCursor() + ~wxBusyCursor() { 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) @@ -342,15 +420,26 @@ WXDLLEXPORT void wxRedirectIOToConsole(); // Display and colorss (X only) // ---------------------------------------------------------------------------- +#ifdef __WXGTK__ + void *wxGetDisplay(); +#endif + #ifdef __X__ WXDisplay *wxGetDisplay(); bool wxSetDisplay(const wxString& display_name); wxString wxGetDisplayName(); -#endif +#endif // X or GTK+ #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 +#ifdef __VMS__ +#pragma message enable nosimpint +#endif #define wxMAX_RGB 0xff #define wxMAX_SV 1000 @@ -373,32 +462,24 @@ void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor); #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__) - -#ifdef __X__ - typedef XFontStruct *wxNativeFont; -#else // GDK - typedef GdkFont *wxNativeFont; -#endif +// Format a message on the standard error (UNIX) or the debugging +// stream (Windows) +WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...); -#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); +// Non-fatal error (continues) +WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr; +WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr); -#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__