X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/033bf67c3cd465dce10b7bfb5c24f62ab83e5a13..4f7c00f237b6308394adb074fc94a0de8e2391d5:/include/wx/utils.h diff --git a/include/wx/utils.h b/include/wx/utils.h index 77bfe8550c..32bed656c3 100644 --- a/include/wx/utils.h +++ b/include/wx/utils.h @@ -9,8 +9,8 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef _WX_UTILSH__ -#define _WX_UTILSH__ +#ifndef _WX_UTILS_H_ +#define _WX_UTILS_H_ // ---------------------------------------------------------------------------- // headers @@ -19,8 +19,10 @@ #include "wx/object.h" #include "wx/list.h" #include "wx/filefn.h" + #if wxUSE_GUI #include "wx/gdicmn.h" + #include "wx/mousestate.h" #endif class WXDLLIMPEXP_FWD_BASE wxArrayString; @@ -30,7 +32,7 @@ class WXDLLIMPEXP_FWD_BASE wxArrayInt; // wxLongLong #include "wx/longlong.h" -// need for wxOperatingSystemId +// needed for wxOperatingSystemId, wxLinuxDistributionInfo #include "wx/platinfo.h" #ifdef __WATCOMC__ @@ -46,7 +48,7 @@ class WXDLLIMPEXP_FWD_BASE wxArrayInt; // Forward declaration // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_FWD_CORE wxProcess; +class WXDLLIMPEXP_FWD_BASE wxProcess; class WXDLLIMPEXP_FWD_CORE wxFrame; class WXDLLIMPEXP_FWD_CORE wxWindow; class WXDLLIMPEXP_FWD_CORE wxWindowList; @@ -72,8 +74,17 @@ class WXDLLIMPEXP_FWD_CORE wxWindowList; // String functions (deprecated, use wxString) // ---------------------------------------------------------------------------- +#ifdef WXWIN_COMPATIBILITY_2_8 // A shorter way of using strcmp -#define wxStringEq(s1, s2) (s1 && s2 && (wxStrcmp(s1, s2) == 0)) +wxDEPRECATED_INLINE(inline bool wxStringEq(const char *s1, const char *s2), + return wxCRT_StrcmpA(s1, s2) == 0; ) + +#if wxUSE_UNICODE +wxDEPRECATED_INLINE(inline bool wxStringEq(const wchar_t *s1, const wchar_t *s2), + return wxCRT_StrcmpW(s1, s2) == 0; ) +#endif // wxUSE_UNICODE + +#endif // WXWIN_COMPATIBILITY_2_8 // ---------------------------------------------------------------------------- // Miscellaneous functions @@ -87,12 +98,17 @@ 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 wxOperatingSystemId wxGetOsVersion(int *majorVsn = (int *) NULL, - int *minorVsn = (int *) NULL); +WXDLLIMPEXP_BASE wxOperatingSystemId wxGetOsVersion(int *majorVsn = NULL, + int *minorVsn = NULL); // Get platform endianness WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian(); @@ -100,6 +116,11 @@ WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian(); // Get platform architecture WXDLLIMPEXP_BASE bool wxIsPlatform64Bit(); +#ifdef __LINUX__ +// Get linux-distro informations +WXDLLIMPEXP_BASE wxLinuxDistributionInfo wxGetLinuxDistributionInfo(); +#endif + // Return a string with the current date/time WXDLLIMPEXP_BASE wxString wxNow(); @@ -108,6 +129,27 @@ 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. +WXDLLIMPEXP_CORE 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. +WXDLLIMPEXP_CORE bool wxSetDetectableAutoRepeat( bool flag ); + +// Returns the current state of the mouse position, buttons and modifers +WXDLLIMPEXP_CORE wxMouseState wxGetMouseState(); + +#endif // wxUSE_GUI + +// ---------------------------------------------------------------------------- +// wxPlatform +// ---------------------------------------------------------------------------- + /* * Class to make it easier to specify platform-dependent values * @@ -131,7 +173,7 @@ class WXDLLIMPEXP_BASE wxPlatform public: wxPlatform() { Init(); } wxPlatform(const wxPlatform& platform) { Copy(platform); } - void operator = (const wxPlatform& platform) { Copy(platform); } + void operator = (const wxPlatform& platform) { if (&platform != this) Copy(platform); } void Copy(const wxPlatform& platform); // Specify an optional default value @@ -190,84 +232,6 @@ private: /// Function for testing current platform inline bool wxPlatformIs(int platform) { return wxPlatform::Is(platform); } -#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 ); - - -// 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_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 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 - } - - void SetX(wxCoord x) { m_x = x; } - void SetY(wxCoord y) { m_y = y; } - - void SetLeftDown(bool down) { m_leftDown = down; } - void SetMiddleDown(bool down) { m_middleDown = down; } - void SetRightDown(bool down) { m_rightDown = 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_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 - // ---------------------------------------------------------------------------- // Window ID management // ---------------------------------------------------------------------------- @@ -288,6 +252,25 @@ WXDLLIMPEXP_BASE long wxNewId(); // Convert 2-digit hex number to decimal WXDLLIMPEXP_BASE int wxHexToDec(const wxString& buf); +// Convert 2-digit hex number to decimal +inline int wxHexToDec(const char* buf) +{ + int firstDigit, secondDigit; + + if (buf[0] >= 'A') + firstDigit = buf[0] - 'A' + 10; + else + firstDigit = buf[0] - '0'; + + if (buf[1] >= 'A') + secondDigit = buf[1] - 'A' + 10; + else + secondDigit = buf[1] - '0'; + + return (firstDigit & 0xF) * 16 + (secondDigit & 0xF ); +} + + // 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); @@ -335,10 +318,17 @@ enum // 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); -WXDLLIMPEXP_BASE long wxExecute(const wxString& command, int flags = wxEXEC_ASYNC, - wxProcess *process = (wxProcess *) NULL); +WXDLLIMPEXP_BASE long wxExecute(const wxString& command, + int flags = wxEXEC_ASYNC, + wxProcess *process = NULL); +WXDLLIMPEXP_BASE long wxExecute(char **argv, + int flags = wxEXEC_ASYNC, + wxProcess *process = NULL); +#if wxUSE_UNICODE +WXDLLIMPEXP_BASE long wxExecute(wchar_t **argv, + int flags = wxEXEC_ASYNC, + wxProcess *process = NULL); +#endif // wxUSE_UNICODE // execute the command capturing its output into an array line by line, this is // always synchronous @@ -399,12 +389,14 @@ enum wxKillFlags enum wxShutdownFlags { - wxSHUTDOWN_POWEROFF, // power off the computer - wxSHUTDOWN_REBOOT // shutdown and reboot + wxSHUTDOWN_FORCE = 1,// can be combined with other flags (MSW-only) + wxSHUTDOWN_POWEROFF = 2,// power off the computer + wxSHUTDOWN_REBOOT = 4,// shutdown and reboot + wxSHUTDOWN_LOGOFF = 8 // close session (currently MSW-only) }; // Shutdown or reboot the PC -WXDLLIMPEXP_BASE bool wxShutdown(wxShutdownFlags wFlags); +WXDLLIMPEXP_BASE bool wxShutdown(int flags = wxSHUTDOWN_POWEROFF); // 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 @@ -432,8 +424,10 @@ WXDLLIMPEXP_BASE void wxMilliSleep(unsigned long milliseconds); // Sleep for a given amount of microseconds WXDLLIMPEXP_BASE void wxMicroSleep(unsigned long microseconds); +#if WXWIN_COMPATIBILITY_2_8 // Sleep for a given amount of milliseconds (old, bad name), use wxMilliSleep wxDEPRECATED( WXDLLIMPEXP_BASE void wxUsleep(unsigned long milliseconds) ); +#endif // Get the process id of the current process WXDLLIMPEXP_BASE unsigned long wxGetProcessId(); @@ -468,7 +462,7 @@ inline bool wxSetEnv(const wxString& var, const char *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) +inline bool wxSetEnv(const wxString& var, const wxScopedCharTypeBuffer& value) { return wxSetEnv(var, wxString(value)); } inline bool wxSetEnv(const wxString& var, const wxCStrData& value) { return wxSetEnv(var, wxString(value)); } @@ -478,6 +472,9 @@ 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 @@ -512,13 +509,10 @@ 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 && !defined(__WINE__) -WXDLLIMPEXP_BASE const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString); -#else -WXDLLIMPEXP_BASE wxChar* wxGetUserHome(const wxString& user = wxEmptyString); -#endif +// 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; @@ -531,6 +525,18 @@ WXDLLIMPEXP_BASE bool wxGetDiskSpace(const wxString& path, 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 // ---------------------------------------------------------------------------- @@ -540,12 +546,16 @@ WXDLLIMPEXP_BASE bool wxGetDiskSpace(const wxString& path, // flags for wxLaunchDefaultBrowser enum { - wxBROWSER_NEW_WINDOW = 1 + wxBROWSER_NEW_WINDOW = 0x01, + wxBROWSER_NOBUSYCURSOR = 0x02 }; // Launch url in the user's default internet browser WXDLLIMPEXP_CORE bool wxLaunchDefaultBrowser(const wxString& url, int flags = 0); +// Launch document in the user's default application +WXDLLIMPEXP_CORE bool wxLaunchDefaultApplication(const wxString& path, int flags = 0); + // ---------------------------------------------------------------------------- // Menu accelerators related things // ---------------------------------------------------------------------------- @@ -564,13 +574,13 @@ enum }; // strip mnemonics and/or accelerators from the label -WXDLLEXPORT wxString +WXDLLIMPEXP_CORE 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) + WXDLLIMPEXP_CORE wxChar* wxStripMenuCodes(const wxChar *in, wxChar *out = NULL) ); #if wxUSE_ACCEL @@ -578,7 +588,7 @@ class WXDLLIMPEXP_FWD_CORE wxAcceleratorEntry; // use wxAcceleratorEntry::Create() or FromString() methods instead wxDEPRECATED( - WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label) + WXDLLIMPEXP_CORE wxAcceleratorEntry *wxGetAccelFromString(const wxString& label) ); #endif // wxUSE_ACCEL @@ -589,54 +599,66 @@ wxDEPRECATED( // ---------------------------------------------------------------------------- // Returns menu item id or wxNOT_FOUND if none. -WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString); +WXDLLIMPEXP_CORE 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); +WXDLLIMPEXP_CORE wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt); +WXDLLIMPEXP_CORE 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); +WXDLLIMPEXP_CORE wxWindow* wxFindWindowByLabel(const wxString& title, wxWindow *parent = 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); +WXDLLIMPEXP_CORE wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = NULL); // ---------------------------------------------------------------------------- // Message/event queue helpers // ---------------------------------------------------------------------------- // Yield to other apps/messages and disable user input -WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = false); +WXDLLIMPEXP_CORE bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = false); // Enable or disable input to all top level windows -WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = true); +WXDLLIMPEXP_CORE void wxEnableTopLevelWindows(bool enable = true); // Check whether this window wants to process messages, e.g. Stop button // in long calculations. -WXDLLEXPORT bool wxCheckForInterrupt(wxWindow *wnd); +WXDLLIMPEXP_CORE bool wxCheckForInterrupt(wxWindow *wnd); // Consume all events until no more left -WXDLLEXPORT void wxFlushEvents(); +WXDLLIMPEXP_CORE void wxFlushEvents(); -// a class which disables all windows (except, may be, thegiven one) in its +// a class which disables all windows (except, may be, the given one) in its // ctor and enables them back in its dtor -class WXDLLEXPORT wxWindowDisabler +class WXDLLIMPEXP_CORE wxWindowDisabler { public: - wxWindowDisabler(wxWindow *winToSkip = (wxWindow *)NULL); + // this ctor conditionally disables all windows: if the argument is false, + // it doesn't do anything + wxWindowDisabler(bool disable = true); + + // ctor disables all windows except winToSkip + wxWindowDisabler(wxWindow *winToSkip); + + // dtor enables back all windows disabled by the ctor ~wxWindowDisabler(); private: + // disable all windows except the given one (used by both ctors) + void DoDisable(wxWindow *winToSkip = NULL); + + wxWindowList *m_winDisabled; + bool m_disabled; - DECLARE_NO_COPY_CLASS(wxWindowDisabler) + wxDECLARE_NO_COPY_CLASS(wxWindowDisabler); }; // ---------------------------------------------------------------------------- @@ -647,13 +669,13 @@ private: WXDLLIMPEXP_CORE void wxBeginBusyCursor(const wxCursor *cursor = wxHOURGLASS_CURSOR); // Restore cursor to normal -WXDLLEXPORT void wxEndBusyCursor(); +WXDLLIMPEXP_CORE void wxEndBusyCursor(); // true if we're between the above two calls -WXDLLEXPORT bool wxIsBusy(); +WXDLLIMPEXP_CORE bool wxIsBusy(); // Convenience class so we can just create a wxBusyCursor object on the stack -class WXDLLEXPORT wxBusyCursor +class WXDLLIMPEXP_CORE wxBusyCursor { public: wxBusyCursor(const wxCursor* cursor = wxHOURGLASS_CURSOR) @@ -670,14 +692,7 @@ public: static const wxCursor GetBusyCursor(); }; -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__ - extern WXDLLEXPORT const wxChar* wxUserResourceStr; - WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr); -#endif // MSW +void WXDLLIMPEXP_CORE wxGetMousePosition( int* x, int* y ); // ---------------------------------------------------------------------------- // X11 Display access @@ -709,15 +724,52 @@ inline struct _XDisplay *wxGetX11Display() // wxYield(): these functions are obsolete, please use wxApp methods instead! // ---------------------------------------------------------------------------- +// avoid redeclaring this function here if it had been already declated by +// wx/app.h, this results in warnings from g++ with -Wredundant-decls +#ifndef wx_YIELD_DECLARED +#define wx_YIELD_DECLARED + // Yield to other apps/messages -WXDLLIMPEXP_BASE bool wxYield(); +WXDLLIMPEXP_CORE bool wxYield(); + +#endif // wx_YIELD_DECLARED // Like wxYield, but fails silently if the yield is recursive. -WXDLLIMPEXP_BASE bool wxYieldIfNeeded(); +WXDLLIMPEXP_CORE bool wxYieldIfNeeded(); // ---------------------------------------------------------------------------- -// Error message functions used by wxWidgets (deprecated, use wxLog) +// Windows resources access // ---------------------------------------------------------------------------- +// MSW only: get user-defined resource from the .res file. +#ifdef __WXMSW__ + // default resource type for wxLoadUserResource() + extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxUserResourceStr; + + // Return the pointer to the resource data. This pointer is read-only, use + // the overload below if you need to modify the data. + // + // Returns true on success, false on failure. Doesn't log an error message + // if the resource is not found (because this could be expected) but does + // log one if any other error occurs. + WXDLLIMPEXP_BASE bool + wxLoadUserResource(const void **outData, + size_t *outLen, + const wxString& resourceName, + const wxString& resourceType = wxUserResourceStr, + WXHINSTANCE module = 0); + + // This function allocates a new buffer and makes a copy of the resource + // data, remember to delete[] the buffer. And avoid using it entirely if + // the overload above can be used. + // + // Returns NULL on failure. + WXDLLIMPEXP_BASE char* + wxLoadUserResource(const wxString& resourceName, + const wxString& resourceType = wxUserResourceStr, + int* pLen = NULL, + WXHINSTANCE module = 0); +#endif // MSW + #endif // _WX_UTILSH__