X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/184b5d99a5382cd7a19888c85aff11f8a21af2f6..f5a1953b341d16396763bee067ccdd96108f3aad:/include/wx/utils.h diff --git a/include/wx/utils.h b/include/wx/utils.h index ac617007e0..30b4b59816 100644 --- a/include/wx/utils.h +++ b/include/wx/utils.h @@ -6,308 +6,567 @@ // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Julian Smart -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_UTILSH__ #define _WX_UTILSH__ -#ifdef __GNUG__ -#pragma interface "utils.h" +// ---------------------------------------------------------------------------- +// 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 interface "utils.h" #endif -#include "wx/setup.h" #include "wx/object.h" #include "wx/list.h" -#include "wx/window.h" #include "wx/filefn.h" -#include "wx/process.h" -#if wxUSE_IOSTREAMH -#include -#else -#include -# ifdef _MSC_VER - using namespace std; -# endif -#endif +class WXDLLIMPEXP_BASE wxArrayString; + +// need this for wxGetDiskSpace() as we can't, unfortunately, forward declare +// wxLongLong +#include "wx/longlong.h" #ifdef __X__ -#ifndef __VMS__ -/*steve: these two are not known under VMS */ -#include -#include -#endif + #include + #include #endif #include -#ifdef __GNUWIN32__ -#define stricmp strcasecmp -#define strnicmp strncasecmp +// ---------------------------------------------------------------------------- +// Forward declaration +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_CORE wxProcess; +class WXDLLIMPEXP_CORE wxFrame; +class WXDLLIMPEXP_CORE wxWindow; +class WXDLLIMPEXP_CORE wxWindowList; +class WXDLLIMPEXP_CORE wxPoint; + +// ---------------------------------------------------------------------------- +// Macros +// ---------------------------------------------------------------------------- + +#define wxMax(a,b) (((a) > (b)) ? (a) : (b)) +#define wxMin(a,b) (((a) < (b)) ? (a) : (b)) + +// wxGetFreeMemory can return huge amount of memory on 64-bit platforms +// define wxMemorySize according to the type which best fits your platform +#if wxUSE_LONGLONG && defined(__WIN64__) + // 64 bit Windowses have sizeof(long) only 32 bit long + // we need to use wxLongLong to express memory sizes + #define wxMemorySize wxLongLong +#else + // 64 bit UNIX has sizeof(long) = 64 + // assume 32 bit platforms cannnot return more than 32bits of + #define wxMemorySize long #endif -// Forward declaration -class WXDLLEXPORT wxFrame; +// ---------------------------------------------------------------------------- +// String functions (deprecated, use wxString) +// ---------------------------------------------------------------------------- + +// Make a copy of this string using 'new' +#if WXWIN_COMPATIBILITY_2_4 +wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s) ); +#endif + +// A shorter way of using strcmp +#define wxStringEq(s1, s2) (s1 && s2 && (wxStrcmp(s1, s2) == 0)) + +// ---------------------------------------------------------------------------- +// Miscellaneous functions +// ---------------------------------------------------------------------------- -// Stupid ASCII macros -#define wxToUpper(C) (((C) >= 'a' && (C) <= 'z')? (C) - 'a' + 'A': (C)) -#define wxToLower(C) (((C) >= 'A' && (C) <= 'Z')? (C) - 'A' + 'a': (C)) +// Sound the bell +WXDLLIMPEXP_BASE void wxBell(); + +// Get OS description as a user-readable string +WXDLLIMPEXP_BASE wxString wxGetOsDescription(); + +// Get OS version +WXDLLIMPEXP_BASE int wxGetOsVersion(int *majorVsn = (int *) NULL, + int *minorVsn = (int *) NULL); // Return a string with the current date/time -WXDLLEXPORT wxString wxNow(void); +WXDLLIMPEXP_BASE wxString wxNow(); -// Make a copy of this string using 'new' -WXDLLEXPORT char* copystring(const char *s); +// Return path where wxWidgets is installed (mostly useful in Unices) +WXDLLIMPEXP_BASE const wxChar *wxGetInstallPrefix(); +// Return path to wxWin data (/usr/share/wx/%{version}) (Unices) +WXDLLIMPEXP_BASE wxString wxGetDataDir(); + + +#if wxUSE_GUI + +// Get the state of a key (true if pressed, false if not) +// This is generally most useful getting the state of +// the modifier or toggle keys. +WXDLLEXPORT bool wxGetKeyState(wxKeyCode key); + + +// Don't synthesize KeyUp events holding down a key and producing +// KeyDown events with autorepeat. On by default and always on +// in wxMSW. +WXDLLEXPORT bool wxSetDetectableAutoRepeat( bool flag ); + +// ---------------------------------------------------------------------------- +// Window ID management +// ---------------------------------------------------------------------------- // Generate a unique ID -WXDLLEXPORT long wxNewId(void); -#define NewId wxNewId +WXDLLEXPORT long wxNewId(); // Ensure subsequent IDs don't clash with this one WXDLLEXPORT void wxRegisterId(long id); -#define RegisterId wxRegisterId // Return the current ID -WXDLLEXPORT long wxGetCurrentId(void); - -// Useful buffer -WXDLLEXPORT_DATA(extern char*) wxBuffer; +WXDLLEXPORT long wxGetCurrentId(); -WXDLLEXPORT_DATA(extern const char*) wxFloatToStringStr; -WXDLLEXPORT_DATA(extern const char*) wxDoubleToStringStr; +#endif // wxUSE_GUI +// ---------------------------------------------------------------------------- // Various conversions -WXDLLEXPORT void StringToFloat(char *s, float *number); -WXDLLEXPORT char* FloatToString(float number, const char *fmt = wxFloatToStringStr); -WXDLLEXPORT void StringToDouble(char *s, double *number); -WXDLLEXPORT char* DoubleToString(double number, const char *fmt = wxDoubleToStringStr); -WXDLLEXPORT void StringToInt(char *s, int *number); -WXDLLEXPORT void StringToLong(char *s, long *number); -WXDLLEXPORT char* IntToString(int number); -WXDLLEXPORT char* LongToString(long number); - -// Matches string one within string two regardless of case -WXDLLEXPORT bool StringMatch(char *one, char *two, bool subString = TRUE, bool exact = FALSE); +// ---------------------------------------------------------------------------- -// A shorter way of using strcmp -#define wxStringEq(s1, s2) (s1 && s2 && (strcmp(s1, s2) == 0)) +// these functions are deprecated, use wxString methods instead! +#if WXWIN_COMPATIBILITY_2_4 + +extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxFloatToStringStr; +extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDoubleToStringStr; + +wxDEPRECATED( WXDLLIMPEXP_BASE void StringToFloat(const wxChar *s, float *number) ); +wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* FloatToString(float number, const wxChar *fmt = wxFloatToStringStr) ); +wxDEPRECATED( WXDLLIMPEXP_BASE void StringToDouble(const wxChar *s, double *number) ); +wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* DoubleToString(double number, const wxChar *fmt = wxDoubleToStringStr) ); +wxDEPRECATED( WXDLLIMPEXP_BASE void StringToInt(const wxChar *s, int *number) ); +wxDEPRECATED( WXDLLIMPEXP_BASE void StringToLong(const wxChar *s, long *number) ); +wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* IntToString(int number) ); +wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* LongToString(long number) ); + +#endif // WXWIN_COMPATIBILITY_2_4 // Convert 2-digit hex number to decimal -WXDLLEXPORT int wxHexToDec(const wxString& buf); +WXDLLIMPEXP_BASE int wxHexToDec(const wxString& buf); // Convert decimal integer to 2-character hex string -WXDLLEXPORT void wxDecToHex(int dec, char *buf); -WXDLLEXPORT wxString wxDecToHex(int dec); +WXDLLIMPEXP_BASE void wxDecToHex(int dec, wxChar *buf); +WXDLLIMPEXP_BASE wxString wxDecToHex(int dec); + +// ---------------------------------------------------------------------------- +// Process management +// ---------------------------------------------------------------------------- -// Execute another program. Returns 0 if there was an error, a PID otherwise. -WXDLLEXPORT long wxExecute(char **argv, bool sync = FALSE, +// NB: for backwards compatibility reasons the values of wxEXEC_[A]SYNC *must* +// be 0 and 1, don't change! + +enum +{ + // execute the process asynchronously + wxEXEC_ASYNC = 0, + + // execute it synchronously, i.e. wait until it finishes + wxEXEC_SYNC = 1, + + // under Windows, don't hide the child even if it's IO is redirected (this + // is done by default) + wxEXEC_NOHIDE = 2, + + // under Unix, if the process is the group leader then passing wxKILL_CHILDREN to wxKill + // kills all children as well as pid + wxEXEC_MAKE_GROUP_LEADER = 4, + + // by default synchronous execution disables all program windows to avoid + // that the user interacts with the program while the child process is + // running, you can use this flag to prevent this from happening + wxEXEC_NODISABLE = 8 +}; + +// Execute another program. +// +// If flags contain wxEXEC_SYNC, return -1 on failure and the exit code of the +// process if everything was ok. Otherwise (i.e. if wxEXEC_ASYNC), return 0 on +// failure and the PID of the launched process if ok. +WXDLLIMPEXP_BASE long wxExecute(wxChar **argv, int flags = wxEXEC_ASYNC, wxProcess *process = (wxProcess *) NULL); -WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE, +WXDLLIMPEXP_BASE long wxExecute(const wxString& command, int flags = wxEXEC_ASYNC, wxProcess *process = (wxProcess *) NULL); -#define wxSIGTERM 1 +// execute the command capturing its output into an array line by line, this is +// always synchronous +WXDLLIMPEXP_BASE long wxExecute(const wxString& command, + wxArrayString& output, + int flags = 0); + +// also capture stderr (also synchronous) +WXDLLIMPEXP_BASE long wxExecute(const wxString& command, + wxArrayString& output, + wxArrayString& error, + int flags = 0); + +enum wxSignal +{ + wxSIGNONE = 0, // verify if the process exists under Unix + wxSIGHUP, + wxSIGINT, + wxSIGQUIT, + wxSIGILL, + wxSIGTRAP, + wxSIGABRT, + wxSIGIOT = wxSIGABRT, // another name + wxSIGEMT, + wxSIGFPE, + wxSIGKILL, + wxSIGBUS, + wxSIGSEGV, + wxSIGSYS, + wxSIGPIPE, + wxSIGALRM, + wxSIGTERM + + // further signals are different in meaning between different Unix systems +}; + +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 +}; + +enum wxKillFlags +{ + wxKILL_NOCHILDREN = 0, // don't kill children + wxKILL_CHILDREN = 1 // kill children +}; + +enum wxShutdownFlags +{ + wxSHUTDOWN_POWEROFF, // power off the computer + wxSHUTDOWN_REBOOT // shutdown and reboot +}; -WXDLLEXPORT int wxKill(long pid, int sig=wxSIGTERM); +// Shutdown or reboot the PC +WXDLLIMPEXP_BASE bool wxShutdown(wxShutdownFlags wFlags); -// Execute a command in an interactive shell window +enum wxPowerType +{ + wxPOWER_SOCKET, + wxPOWER_BATTERY, + wxPOWER_UNKNOWN +}; + +WXDLLIMPEXP_BASE wxPowerType wxGetPowerType(); + +enum wxBatteryState +{ + wxBATTERY_NORMAL_STATE, // system is fully usable + wxBATTERY_LOW_STATE, // start to worry + wxBATTERY_CRITICAL_STATE, // save quickly + wxBATTERY_SHUTDOWN_STATE, // too late + wxBATTERY_UNKNOWN_STATE +}; + +WXDLLIMPEXP_BASE wxBatteryState wxGetBatteryState(); + +// 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 +WXDLLIMPEXP_BASE int wxKill(long pid, + wxSignal sig = wxSIGTERM, + wxKillError *rc = NULL, + int flags = wxKILL_NOCHILDREN); + +// Execute a command in an interactive shell window (always synchronously) // If no command then just the shell -WXDLLEXPORT bool wxShell(const wxString& command = ""); +WXDLLIMPEXP_BASE bool wxShell(const wxString& command = wxEmptyString); -// Sleep for nSecs seconds under UNIX, do nothing under Windows -WXDLLEXPORT void wxSleep(int nSecs); +// As wxShell(), but must give a (non interactive) command and its output will +// be returned in output array +WXDLLIMPEXP_BASE bool wxShell(const wxString& command, wxArrayString& output); + +// Sleep for nSecs seconds +WXDLLIMPEXP_BASE void wxSleep(int nSecs); + +// Sleep for a given amount of milliseconds +WXDLLIMPEXP_BASE void wxMilliSleep(unsigned long milliseconds); + +// Sleep for a given amount of microseconds +WXDLLIMPEXP_BASE void wxMicroSleep(unsigned long microseconds); + +// Sleep for a given amount of milliseconds (old, bad name), use wxMilliSleep +wxDEPRECATED( WXDLLIMPEXP_BASE void wxUsleep(unsigned long milliseconds) ); + +// Get the process id of the current process +WXDLLIMPEXP_BASE unsigned long wxGetProcessId(); // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX) -WXDLLEXPORT long wxGetFreeMemory(void); +WXDLLIMPEXP_BASE wxMemorySize wxGetFreeMemory(); -// Consume all events until no more left -WXDLLEXPORT void wxFlushEvents(void); +#if wxUSE_ON_FATAL_EXCEPTION + +// should wxApp::OnFatalException() be called? +WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = true); + +#endif // wxUSE_ON_FATAL_EXCEPTION + +// ---------------------------------------------------------------------------- +// Environment variables +// ---------------------------------------------------------------------------- -/* - * Network and username functions. - * - */ +// returns true if variable exists (value may be NULL if you just want to check +// for this) +WXDLLIMPEXP_BASE bool wxGetEnv(const wxString& var, wxString *value); + +// set the env var name to the given value, return true on success +WXDLLIMPEXP_BASE 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. +// ---------------------------------------------------------------------------- + +// NB: "char *" functions are deprecated, use wxString ones! // Get eMail address -WXDLLEXPORT bool wxGetEmailAddress(char *buf, int maxSize); +WXDLLIMPEXP_BASE bool wxGetEmailAddress(wxChar *buf, int maxSize); +WXDLLIMPEXP_BASE wxString wxGetEmailAddress(); // Get hostname. -WXDLLEXPORT bool wxGetHostName(char *buf, int maxSize); +WXDLLIMPEXP_BASE bool wxGetHostName(wxChar *buf, int maxSize); +WXDLLIMPEXP_BASE wxString wxGetHostName(); + +// Get FQDN +WXDLLIMPEXP_BASE wxString wxGetFullHostName(); +WXDLLIMPEXP_BASE bool wxGetFullHostName(wxChar *buf, int maxSize); -// Get user ID e.g. jacs -WXDLLEXPORT bool wxGetUserId(char *buf, int maxSize); +// Get user ID e.g. jacs (this is known as login name under Unix) +WXDLLIMPEXP_BASE bool wxGetUserId(wxChar *buf, int maxSize); +WXDLLIMPEXP_BASE wxString wxGetUserId(); // Get user name e.g. Julian Smart -WXDLLEXPORT bool wxGetUserName(char *buf, int maxSize); +WXDLLIMPEXP_BASE bool wxGetUserName(wxChar *buf, int maxSize); +WXDLLIMPEXP_BASE wxString wxGetUserName(); -/* - * Strip out any menu codes - */ -WXDLLEXPORT char* wxStripMenuCodes(char *in, char *out = (char *) NULL); +// Get current Home dir and copy to dest (returns pstr->c_str()) +WXDLLIMPEXP_BASE wxString wxGetHomeDir(); +WXDLLIMPEXP_BASE const wxChar* wxGetHomeDir(wxString *pstr); + +// Get the user's home dir (caller must copy --- volatile) +// returns NULL is no HOME dir is known +#if defined(__UNIX__) && wxUSE_UNICODE +WXDLLIMPEXP_BASE const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString); +#else +WXDLLIMPEXP_BASE wxChar* wxGetUserHome(const wxString& user = wxEmptyString); +#endif + +// get number of total/free bytes on the disk where path belongs +WXDLLIMPEXP_BASE 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(const wxChar *in, wxChar *out = (wxChar *) NULL); WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str); +#if wxUSE_ACCEL +class WXDLLEXPORT wxAcceleratorEntry; +WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label); +#endif // wxUSE_ACCEL + +// ---------------------------------------------------------------------------- +// Window search +// ---------------------------------------------------------------------------- + +// Returns menu item id or wxNOT_FOUND 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); + +// NB: this function is obsolete, use wxWindow::FindWindowByLabel() instead +// // Find the window/widget with the given title or label. // Pass a parent to begin the search from, or NULL to look through // all windows. WXDLLEXPORT wxWindow* wxFindWindowByLabel(const wxString& title, wxWindow *parent = (wxWindow *) NULL); +// NB: this function is obsolete, use wxWindow::FindWindowByName() instead +// // Find window by name, and if that fails, by label. WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = (wxWindow *) NULL); -// Returns menu item id or -1 if none. -WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString); - -// A debugging stream buffer. -// Under Windows, this writes to the Windows debug output. -// Under other platforms, it writes to cerr. +// ---------------------------------------------------------------------------- +// Message/event queue helpers +// ---------------------------------------------------------------------------- -// ALl this horrible gubbins required for Borland, because the calling -// convention needs to be the same as for streambuf. -// Thanks to Gerhard.Vogt@embl-heidelberg.de for this solution. +// Yield to other apps/messages and disable user input +WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = false); -#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__) -#pragma option -po- -#endif +// Enable or disable input to all top level windows +WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = true); -// Can't export a class derived from a non-export class -#if !defined(_WINDLL) && !defined(WXUSINGDLL) +// Check whether this window wants to process messages, e.g. Stop button +// in long calculations. +WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd); -// #ifdef new -// #undef new -// #endif +// Consume all events until no more left +WXDLLEXPORT void wxFlushEvents(); -class WXDLLEXPORT wxDebugStreamBuf: public streambuf +// 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: - wxDebugStreamBuf(void); - ~wxDebugStreamBuf(void) {} - - int overflow(int i); - inline int underflow(void) { return EOF; } - int sync(void); -}; +public: + wxWindowDisabler(wxWindow *winToSkip = (wxWindow *)NULL); + ~wxWindowDisabler(); -// #if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS -// #define new WXDEBUG_NEW -// #endif +private: + wxWindowList *m_winDisabled; -#endif - -#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__) -#pragma option -po. -#endif - -/* -#if (!defined(__MINMAX_DEFINED) && !defined(max)) -#define max(a,b) (((a) > (b)) ? (a) : (b)) -#define min(a,b) (((a) < (b)) ? (a) : (b)) -#define __MINMAX_DEFINED 1 -#endif -*/ -#define wxMax(a,b) (((a) > (b)) ? (a) : (b)) -#define wxMin(a,b) (((a) < (b)) ? (a) : (b)) - -// Yield to other apps/messages -WXDLLEXPORT bool wxYield(void); + DECLARE_NO_COPY_CLASS(wxWindowDisabler) +}; -// Format a message on the standard error (UNIX) or the debugging -// stream (Windows) -WXDLLEXPORT void wxDebugMsg(const char *fmt ...) ; - -// Sound the bell -WXDLLEXPORT void wxBell(void) ; - -// Get OS version -WXDLLEXPORT int wxGetOsVersion(int *majorVsn= (int *) NULL,int *minorVsn= (int *) NULL) ; +// ---------------------------------------------------------------------------- +// Cursors +// ---------------------------------------------------------------------------- // Set the cursor to the busy cursor for all windows class WXDLLEXPORT wxCursor; -WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR; +extern WXDLLEXPORT_DATA(wxCursor*) wxHOURGLASS_CURSOR; WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR); - + // Restore cursor to normal -WXDLLEXPORT void wxEndBusyCursor(void); - -// TRUE if we're between the above two calls -WXDLLEXPORT bool wxIsBusy(void); +WXDLLEXPORT void wxEndBusyCursor(); -/* Error message functions used by wxWindows */ +// true if we're between the above two calls +WXDLLEXPORT bool wxIsBusy(); -// Non-fatal error (continues) -WXDLLEXPORT_DATA(extern const char*) wxInternalErrorStr; -WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr); +// Convenience class so we can just create a wxBusyCursor object on the stack +class WXDLLEXPORT wxBusyCursor +{ +public: + wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR) + { wxBeginBusyCursor(cursor); } + ~wxBusyCursor() + { wxEndBusyCursor(); } + + // 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 char*) wxFatalErrorStr; -WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr); +// ---------------------------------------------------------------------------- // Reading and writing resources (eg WIN.INI, .Xdefaults) +// ---------------------------------------------------------------------------- + #if wxUSE_RESOURCES -WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = ""); -WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = ""); -WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = ""); -WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = ""); - -WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file = ""); -WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = ""); -WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = ""); -WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = ""); +WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = wxEmptyString); + +WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, wxChar **value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = wxEmptyString); +WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = wxEmptyString); #endif // wxUSE_RESOURCES -// Get current Home dir and copy to dest (returns pstr->c_str()) -WXDLLEXPORT const char* wxGetHomeDir(wxString *pstr); - -// Get the user's home dir (caller must copy--- volatile) -// returns NULL is no HOME dir is known -WXDLLEXPORT char* wxGetUserHome(const wxString& user = ""); - -// Check whether this window wants to process messages, e.g. Stop button -// in long calculations. -WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd); - void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); // MSW only: get user-defined resource from the .res file. // Returns NULL or newly-allocated memory, so use delete[] to clean up. #ifdef __WXMSW__ -WXDLLEXPORT extern const char* wxUserResourceStr; -WXDLLEXPORT char* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr); + extern WXDLLEXPORT const wxChar* wxUserResourceStr; + WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr); +#endif // MSW + +// ---------------------------------------------------------------------------- +// Display and colorss (X only) +// ---------------------------------------------------------------------------- + +#ifdef __WXGTK__ + void *wxGetDisplay(); #endif -// X only #ifdef __X__ -WXDisplay *wxGetDisplay(); -bool wxSetDisplay(const wxString& display_name); -wxString wxGetDisplayName(); -#endif + WXDisplay *wxGetDisplay(); + bool wxSetDisplay(const wxString& display_name); + wxString wxGetDisplayName(); +#endif // X or GTK+ #ifdef __X__ -#include +#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 -#define wxSIGN(x) ((x < 0) ? -x : x) -#define wxH_WEIGHT 4 -#define wxS_WEIGHT 1 -#define wxV_WEIGHT 2 +#endif //__X__ + +#endif // wxUSE_GUI -typedef struct wx_hsv { - int h,s,v; - } wxHSV; - -#define wxMax3(x,y,z) ((x > y) ? ((x > z) ? x : z) : ((y > z) ? y : z)) -#define wxMin3(x,y,z) ((x < y) ? ((x < z) ? x : z) : ((y < z) ? y : z)) +// ---------------------------------------------------------------------------- +// wxYield(): these functions are obsolete, please use wxApp methods instead! +// ---------------------------------------------------------------------------- -#define wxMax2(x,y) ((x > y) ? x : y) -#define wxMin2(x,y) ((x < y) ? x : y) +// Yield to other apps/messages +WXDLLIMPEXP_BASE bool wxYield(); -void wxHSVToXColor(wxHSV *hsv,XColor *xcolor); -void wxXColorToHSV(wxHSV *hsv,XColor *xcolor); -void wxAllocNearestColor(Display *display,Colormap colormap,XColor *xcolor); -void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor); +// Like wxYield, but fails silently if the yield is recursive. +WXDLLIMPEXP_BASE bool wxYieldIfNeeded(); -#endif //__X__ +// ---------------------------------------------------------------------------- +// Error message functions used by wxWidgets (deprecated, use wxLog) +// ---------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_2 + +// Format a message on the standard error (UNIX) or the debugging +// stream (Windows) +wxDEPRECATED( WXDLLIMPEXP_BASE void wxDebugMsg(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1 ); + +// Non-fatal error (continues) +extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxInternalErrorStr; +wxDEPRECATED( WXDLLIMPEXP_BASE void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr) ); + +// Fatal error (exits) +extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxFatalErrorStr; +wxDEPRECATED( WXDLLIMPEXP_BASE void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr) ); + +#endif // WXWIN_COMPATIBILITY_2_2 #endif // _WX_UTILSH__