X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5ccb95f690bd7265b1b86718149a79bb97dcf4d8..23bd008a7fc66db7294762349399c0efbd012957:/include/wx/utils.h diff --git a/include/wx/utils.h b/include/wx/utils.h index ed432b8582..0baa6099d6 100644 --- a/include/wx/utils.h +++ b/include/wx/utils.h @@ -19,13 +19,20 @@ #include "wx/object.h" #include "wx/list.h" #include "wx/filefn.h" +#if wxUSE_GUI + #include "wx/gdicmn.h" +#endif -class WXDLLIMPEXP_BASE wxArrayString; +class WXDLLIMPEXP_FWD_BASE wxArrayString; +class WXDLLIMPEXP_FWD_BASE wxArrayInt; // need this for wxGetDiskSpace() as we can't, unfortunately, forward declare // wxLongLong #include "wx/longlong.h" +// need for wxOperatingSystemId +#include "wx/platinfo.h" + #ifdef __WATCOMC__ #include #elif defined(__X__) @@ -39,11 +46,10 @@ class WXDLLIMPEXP_BASE wxArrayString; // Forward declaration // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_CORE wxProcess; -class WXDLLIMPEXP_CORE wxFrame; -class WXDLLIMPEXP_CORE wxWindow; -class WXDLLIMPEXP_CORE wxWindowList; -class WXDLLIMPEXP_CORE wxPoint; +class WXDLLIMPEXP_FWD_BASE wxProcess; +class WXDLLIMPEXP_FWD_CORE wxFrame; +class WXDLLIMPEXP_FWD_CORE wxWindow; +class WXDLLIMPEXP_FWD_CORE wxWindowList; // ---------------------------------------------------------------------------- // Macros @@ -51,28 +57,21 @@ class WXDLLIMPEXP_CORE wxPoint; #define wxMax(a,b) (((a) > (b)) ? (a) : (b)) #define wxMin(a,b) (((a) < (b)) ? (a) : (b)) +#define wxClip(a,b,c) (((a) < (b)) ? (b) : (((a) > (c)) ? (c) : (a))) -// 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 +// wxGetFreeMemory can return huge amount of memory on 32-bit platforms as well +// so to always use long long for its result type on all platforms which +// support it +#if wxUSE_LONGLONG + typedef wxLongLong wxMemorySize; #else - // 64 bit UNIX has sizeof(long) = 64 - // assume 32 bit platforms cannnot return more than 32bits of - #define wxMemorySize long + typedef long wxMemorySize; #endif // ---------------------------------------------------------------------------- // 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)) @@ -88,12 +87,23 @@ WXDLLIMPEXP_CORE void wxBell(); WXDLLIMPEXP_BASE void wxBell(); #endif +#if wxUSE_MSGDLG +// Show wxWidgets information +WXDLLIMPEXP_CORE void wxInfoMessageBox(wxWindow* parent); +#endif // wxUSE_MSGDLG + // 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); +WXDLLIMPEXP_BASE wxOperatingSystemId wxGetOsVersion(int *majorVsn = (int *) NULL, + int *minorVsn = (int *) NULL); + +// Get platform endianness +WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian(); + +// Get platform architecture +WXDLLIMPEXP_BASE bool wxIsPlatform64Bit(); // Return a string with the current date/time WXDLLIMPEXP_BASE wxString wxNow(); @@ -103,6 +113,87 @@ WXDLLIMPEXP_BASE const wxChar *wxGetInstallPrefix(); // Return path to wxWin data (/usr/share/wx/%{version}) (Unices) WXDLLIMPEXP_BASE wxString wxGetDataDir(); +/* + * Class to make it easier to specify platform-dependent values + * + * Examples: + * long val = wxPlatform::If(wxMac, 1).ElseIf(wxGTK, 2).ElseIf(stPDA, 5).Else(3); + * wxString strVal = wxPlatform::If(wxMac, wxT("Mac")).ElseIf(wxMSW, wxT("MSW")).Else(wxT("Other")); + * + * A custom platform symbol: + * + * #define stPDA 100 + * #ifdef __WXWINCE__ + * wxPlatform::AddPlatform(stPDA); + * #endif + * + * long windowStyle = wxCAPTION | (long) wxPlatform::IfNot(stPDA, wxRESIZE_BORDER); + * + */ + +class WXDLLIMPEXP_BASE wxPlatform +{ +public: + wxPlatform() { Init(); } + wxPlatform(const wxPlatform& platform) { Copy(platform); } + void operator = (const wxPlatform& platform) { Copy(platform); } + void Copy(const wxPlatform& platform); + + // Specify an optional default value + wxPlatform(int defValue) { Init(); m_longValue = (long)defValue; } + wxPlatform(long defValue) { Init(); m_longValue = defValue; } + wxPlatform(const wxString& defValue) { Init(); m_stringValue = defValue; } + wxPlatform(double defValue) { Init(); m_doubleValue = defValue; } + + static wxPlatform If(int platform, long value); + static wxPlatform IfNot(int platform, long value); + wxPlatform& ElseIf(int platform, long value); + wxPlatform& ElseIfNot(int platform, long value); + wxPlatform& Else(long value); + + static wxPlatform If(int platform, int value) { return If(platform, (long)value); } + static wxPlatform IfNot(int platform, int value) { return IfNot(platform, (long)value); } + wxPlatform& ElseIf(int platform, int value) { return ElseIf(platform, (long) value); } + wxPlatform& ElseIfNot(int platform, int value) { return ElseIfNot(platform, (long) value); } + wxPlatform& Else(int value) { return Else((long) value); } + + static wxPlatform If(int platform, double value); + static wxPlatform IfNot(int platform, double value); + wxPlatform& ElseIf(int platform, double value); + wxPlatform& ElseIfNot(int platform, double value); + wxPlatform& Else(double value); + + static wxPlatform If(int platform, const wxString& value); + static wxPlatform IfNot(int platform, const wxString& value); + wxPlatform& ElseIf(int platform, const wxString& value); + wxPlatform& ElseIfNot(int platform, const wxString& value); + wxPlatform& Else(const wxString& value); + + long GetInteger() const { return m_longValue; } + const wxString& GetString() const { return m_stringValue; } + double GetDouble() const { return m_doubleValue; } + + operator int() const { return (int) GetInteger(); } + operator long() const { return GetInteger(); } + operator double() const { return GetDouble(); } + operator const wxString&() const { return GetString(); } + + static void AddPlatform(int platform); + static bool Is(int platform); + static void ClearPlatforms(); + +private: + + void Init() { m_longValue = 0; m_doubleValue = 0.0; } + + long m_longValue; + double m_doubleValue; + wxString m_stringValue; + static wxArrayInt* sm_customPlatforms; +}; + +/// Function for testing current platform +inline bool wxPlatformIs(int platform) { return wxPlatform::Is(platform); } #if wxUSE_GUI @@ -117,47 +208,101 @@ WXDLLEXPORT bool wxGetKeyState(wxKeyCode key); // in wxMSW. WXDLLEXPORT bool wxSetDetectableAutoRepeat( bool flag ); -// ---------------------------------------------------------------------------- -// Window ID management -// ---------------------------------------------------------------------------- -// Generate a unique ID -WXDLLEXPORT long wxNewId(); +// wxMouseState is used to hold information about button and modifier state +// and is what is returned from wxGetMouseState. +class WXDLLEXPORT wxMouseState +{ +public: + wxMouseState() + : m_x(0), m_y(0), + m_leftDown(false), m_middleDown(false), m_rightDown(false), + m_aux1Down(false), m_aux2Down(false), + m_controlDown(false), m_shiftDown(false), m_altDown(false), + m_metaDown(false) + {} + + wxCoord GetX() { return m_x; } + wxCoord GetY() { return m_y; } + + bool LeftDown() { return m_leftDown; } + bool MiddleDown() { return m_middleDown; } + bool RightDown() { return m_rightDown; } + bool Aux1Down() { return m_aux1Down; } + bool Aux2Down() { return m_aux2Down; } + + bool ControlDown() { return m_controlDown; } + bool ShiftDown() { return m_shiftDown; } + bool AltDown() { return m_altDown; } + bool MetaDown() { return m_metaDown; } + bool CmdDown() + { +#if defined(__WXMAC__) || defined(__WXCOCOA__) + return MetaDown(); +#else + return ControlDown(); +#endif + } -// Ensure subsequent IDs don't clash with this one -WXDLLEXPORT void wxRegisterId(long id); + void SetX(wxCoord x) { m_x = x; } + void SetY(wxCoord y) { m_y = y; } -// Return the current ID -WXDLLEXPORT long wxGetCurrentId(); + void SetLeftDown(bool down) { m_leftDown = down; } + void SetMiddleDown(bool down) { m_middleDown = down; } + void SetRightDown(bool down) { m_rightDown = down; } + void SetAux1Down(bool down) { m_aux1Down = down; } + void SetAux2Down(bool down) { m_aux2Down = down; } + + void SetControlDown(bool down) { m_controlDown = down; } + void SetShiftDown(bool down) { m_shiftDown = down; } + void SetAltDown(bool down) { m_altDown = down; } + void SetMetaDown(bool down) { m_metaDown = down; } + +private: + wxCoord m_x; + wxCoord m_y; + + bool m_leftDown : 1; + bool m_middleDown : 1; + bool m_rightDown : 1; + bool m_aux1Down : 1; + bool m_aux2Down : 1; + + bool m_controlDown : 1; + bool m_shiftDown : 1; + bool m_altDown : 1; + bool m_metaDown : 1; +}; + + +// Returns the current state of the mouse position, buttons and modifers +WXDLLEXPORT wxMouseState wxGetMouseState(); #endif // wxUSE_GUI // ---------------------------------------------------------------------------- -// Various conversions +// Window ID management // ---------------------------------------------------------------------------- -// these functions are deprecated, use wxString methods instead! -#if WXWIN_COMPATIBILITY_2_4 +// Ensure subsequent IDs don't clash with this one +WXDLLIMPEXP_BASE void wxRegisterId(long id); -extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxFloatToStringStr; -extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDoubleToStringStr; +// Return the current ID +WXDLLIMPEXP_BASE long wxGetCurrentId(); -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) ); +// Generate a unique ID +WXDLLIMPEXP_BASE long wxNewId(); -#endif // WXWIN_COMPATIBILITY_2_4 +// ---------------------------------------------------------------------------- +// Various conversions +// ---------------------------------------------------------------------------- // Convert 2-digit hex number to decimal WXDLLIMPEXP_BASE int wxHexToDec(const wxString& buf); // Convert decimal integer to 2-character hex string WXDLLIMPEXP_BASE void wxDecToHex(int dec, wxChar *buf); +WXDLLIMPEXP_BASE void wxDecToHex(int dec, char* ch1, char* ch2); WXDLLIMPEXP_BASE wxString wxDecToHex(int dec); // ---------------------------------------------------------------------------- @@ -186,7 +331,15 @@ enum // 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 + wxEXEC_NODISABLE = 8, + + // by default, the event loop is run while waiting for synchronous execution + // to complete and this flag can be used to simply block the main process + // until the child process finishes + wxEXEC_NOEVENTS = 16, + + // convenient synonym for flags given system()-like behaviour + wxEXEC_BLOCK = wxEXEC_SYNC | wxEXEC_NOEVENTS }; // Execute another program. @@ -265,26 +418,6 @@ enum wxShutdownFlags // Shutdown or reboot the PC WXDLLIMPEXP_BASE bool wxShutdown(wxShutdownFlags wFlags); -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 // @@ -327,15 +460,6 @@ WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = true); #endif // wxUSE_ON_FATAL_EXCEPTION -// flags for wxLaunchDefaultBrowser -enum -{ - wxBROWSER_NEW_WINDOW = 1 -}; - -// Launch url in the user's default internet browser -WXDLLIMPEXP_BASE bool wxLaunchDefaultBrowser(const wxString& url, int flags = 0); - // ---------------------------------------------------------------------------- // Environment variables // ---------------------------------------------------------------------------- @@ -345,10 +469,33 @@ WXDLLIMPEXP_BASE bool wxLaunchDefaultBrowser(const wxString& url, int flags = 0) 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); +WXDLLIMPEXP_BASE bool wxSetEnv(const wxString& var, const wxString& value); // remove the env var from environment -inline bool wxUnsetEnv(const wxString& var) { return wxSetEnv(var, NULL); } +WXDLLIMPEXP_BASE bool wxUnsetEnv(const wxString& var); + +#if WXWIN_COMPATIBILITY_2_8 +inline bool wxSetEnv(const wxString& var, const char *value) + { return wxSetEnv(var, wxString(value)); } +inline bool wxSetEnv(const wxString& var, const wchar_t *value) + { return wxSetEnv(var, wxString(value)); } +template +inline bool wxSetEnv(const wxString& var, const wxCharTypeBuffer& value) + { return wxSetEnv(var, wxString(value)); } +inline bool wxSetEnv(const wxString& var, const wxCStrData& value) + { return wxSetEnv(var, wxString(value)); } + +// this one is for passing NULL directly - don't use it, use wxUnsetEnv instead +wxDEPRECATED( inline bool wxSetEnv(const wxString& var, int value) ); +inline bool wxSetEnv(const wxString& var, int value) +{ + wxASSERT_MSG( value == 0, "using non-NULL integer as string?" ); + + wxUnusedVar(value); // fix unused parameter warning in release build + + return wxUnsetEnv(var); +} +#endif // WXWIN_COMPATIBILITY_2_8 // ---------------------------------------------------------------------------- // Network and username functions. @@ -380,33 +527,87 @@ WXDLLIMPEXP_BASE wxString wxGetUserName(); 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); +// Get the user's (by default use the current user name) home dir, +// return empty string on error +WXDLLIMPEXP_BASE wxString wxGetUserHome(const wxString& user = wxEmptyString); + + +#if wxUSE_LONGLONG + typedef wxLongLong wxDiskspaceSize_t; #else -WXDLLIMPEXP_BASE wxChar* wxGetUserHome(const wxString& user = wxEmptyString); + typedef long wxDiskspaceSize_t; #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); + wxDiskspaceSize_t *pTotal = NULL, + wxDiskspaceSize_t *pFree = NULL); + + + +extern "C" +{ +typedef int (wxCMPFUNC_CONV *CMPFUNCDATA)(const void* pItem1, const void* pItem2, const void* user_data); +} + + +WXDLLIMPEXP_BASE void wxQsort(void *const pbase, size_t total_elems, + size_t size, CMPFUNCDATA cmp, const void* user_data); + #if wxUSE_GUI // GUI only things from now on +// ---------------------------------------------------------------------------- +// Launch default browser +// ---------------------------------------------------------------------------- + +// flags for wxLaunchDefaultBrowser +enum +{ + wxBROWSER_NEW_WINDOW = 1 +}; + +// Launch url in the user's default internet browser +WXDLLIMPEXP_CORE bool wxLaunchDefaultBrowser(const wxString& url, int flags = 0); + // ---------------------------------------------------------------------------- // Menu accelerators related things // ---------------------------------------------------------------------------- -WXDLLEXPORT wxChar* wxStripMenuCodes(const wxChar *in, wxChar *out = (wxChar *) NULL); -WXDLLEXPORT wxString wxStripMenuCodes(const wxString& str); +// flags for wxStripMenuCodes +enum +{ + // strip '&' characters + wxStrip_Mnemonics = 1, + + // strip everything after '\t' + wxStrip_Accel = 2, + + // strip everything (this is the default) + wxStrip_All = wxStrip_Mnemonics | wxStrip_Accel +}; + +// strip mnemonics and/or accelerators from the label +WXDLLEXPORT wxString +wxStripMenuCodes(const wxString& str, int flags = wxStrip_All); + +#if WXWIN_COMPATIBILITY_2_6 +// obsolete and deprecated version, do not use, use the above overload instead +wxDEPRECATED( + WXDLLEXPORT wxChar* wxStripMenuCodes(const wxChar *in, wxChar *out = NULL) +); #if wxUSE_ACCEL -class WXDLLEXPORT wxAcceleratorEntry; -WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label); +class WXDLLIMPEXP_FWD_CORE wxAcceleratorEntry; + +// use wxAcceleratorEntry::Create() or FromString() methods instead +wxDEPRECATED( + WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label) +); #endif // wxUSE_ACCEL +#endif // WXWIN_COMPATIBILITY_2_6 + // ---------------------------------------------------------------------------- // Window search // ---------------------------------------------------------------------------- @@ -467,9 +668,7 @@ private: // ---------------------------------------------------------------------------- // Set the cursor to the busy cursor for all windows -class WXDLLEXPORT wxCursor; -extern WXDLLEXPORT_DATA(wxCursor*) wxHOURGLASS_CURSOR; -WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR); +WXDLLIMPEXP_CORE void wxBeginBusyCursor(const wxCursor *cursor = wxHOURGLASS_CURSOR); // Restore cursor to normal WXDLLEXPORT void wxEndBusyCursor(); @@ -481,7 +680,7 @@ WXDLLEXPORT bool wxIsBusy(); class WXDLLEXPORT wxBusyCursor { public: - wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR) + wxBusyCursor(const wxCursor* cursor = wxHOURGLASS_CURSOR) { wxBeginBusyCursor(cursor); } ~wxBusyCursor() { wxEndBusyCursor(); } @@ -495,23 +694,6 @@ public: static const wxCursor GetBusyCursor(); }; - -// ---------------------------------------------------------------------------- -// 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 = 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 - void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); // MSW only: get user-defined resource from the .res file. @@ -522,11 +704,13 @@ void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); #endif // MSW // ---------------------------------------------------------------------------- -// Display and colorss (X only) +// X11 Display access // ---------------------------------------------------------------------------- +#if defined(__X__) || defined(__WXGTK__) + #ifdef __WXGTK__ - void *wxGetDisplay(); + WXDLLIMPEXP_CORE void *wxGetDisplay(); #endif #ifdef __X__ @@ -535,18 +719,13 @@ void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); WXDLLIMPEXP_CORE wxString wxGetDisplayName(); #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 +// use this function instead of the functions above in implementation code +inline struct _XDisplay *wxGetX11Display() +{ + return (_XDisplay *)wxGetDisplay(); +} -#endif //__X__ +#endif // X11 || wxGTK #endif // wxUSE_GUI