X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f728025eae8e12fc8edd6f48d68fa560f4c399af..c1158f7b91ddebd5c354d008286e22db37128aac:/include/wx/utils.h diff --git a/include/wx/utils.h b/include/wx/utils.h index 43c6a3c11a..72004ffe13 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 @@ -23,8 +23,8 @@ #include "wx/gdicmn.h" #endif -class WXDLLIMPEXP_BASE wxArrayString; -class WXDLLIMPEXP_BASE wxArrayInt; +class WXDLLIMPEXP_FWD_BASE wxArrayString; +class WXDLLIMPEXP_FWD_BASE wxArrayInt; // need this for wxGetDiskSpace() as we can't, unfortunately, forward declare // wxLongLong @@ -46,10 +46,10 @@ class WXDLLIMPEXP_BASE wxArrayInt; // Forward declaration // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_CORE wxProcess; -class WXDLLIMPEXP_CORE wxFrame; -class WXDLLIMPEXP_CORE wxWindow; -class WXDLLIMPEXP_CORE wxWindowList; +class WXDLLIMPEXP_FWD_BASE wxProcess; +class WXDLLIMPEXP_FWD_CORE wxFrame; +class WXDLLIMPEXP_FWD_CORE wxWindow; +class WXDLLIMPEXP_FWD_CORE wxWindowList; // ---------------------------------------------------------------------------- // Macros @@ -87,6 +87,11 @@ 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(); @@ -131,7 +136,7 @@ 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 @@ -195,39 +200,43 @@ inline bool wxPlatformIs(int platform) { return wxPlatform::Is(platform); } // 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); +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. -WXDLLEXPORT bool wxSetDetectableAutoRepeat( bool flag ); +WXDLLIMPEXP_CORE 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 +class WXDLLIMPEXP_CORE 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 ControlDown() { return m_controlDown; } - bool ShiftDown() { return m_shiftDown; } - bool AltDown() { return m_altDown; } - bool MetaDown() { return m_metaDown; } - bool CmdDown() + wxCoord GetX() const { return m_x; } + wxCoord GetY() const { return m_y; } + wxPoint GetPosition() const { return wxPoint(m_x, m_y); } + + bool LeftDown() const { return m_leftDown; } + bool MiddleDown() const { return m_middleDown; } + bool RightDown() const { return m_rightDown; } + bool Aux1Down() const { return m_aux1Down; } + bool Aux2Down() const { return m_aux2Down; } + + bool ControlDown() const { return m_controlDown; } + bool ShiftDown() const { return m_shiftDown; } + bool AltDown() const { return m_altDown; } + bool MetaDown() const { return m_metaDown; } + bool CmdDown() const { #if defined(__WXMAC__) || defined(__WXCOCOA__) return MetaDown(); @@ -236,35 +245,39 @@ public: #endif } - void SetX(wxCoord x) { m_x = x; } - void SetY(wxCoord y) { m_y = y; } + 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 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; } + 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; + wxCoord m_x, + 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(); +WXDLLIMPEXP_CORE wxMouseState wxGetMouseState(); #endif // wxUSE_GUI @@ -335,10 +348,17 @@ 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 +419,14 @@ 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 @@ -457,10 +479,33 @@ WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = true); 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. @@ -492,13 +537,10 @@ 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; @@ -511,6 +553,18 @@ 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 // ---------------------------------------------------------------------------- @@ -520,12 +574,16 @@ 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 // ---------------------------------------------------------------------------- @@ -544,21 +602,21 @@ 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 -class WXDLLEXPORT wxAcceleratorEntry; +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 @@ -569,52 +627,64 @@ 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 = (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); +WXDLLIMPEXP_CORE wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = (wxWindow *) 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) }; @@ -627,13 +697,13 @@ 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) @@ -650,13 +720,13 @@ public: static const wxCursor GetBusyCursor(); }; -void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); +void WXDLLIMPEXP_CORE 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); + extern WXDLLIMPEXP_CORE const wxChar* wxUserResourceStr; + WXDLLIMPEXP_CORE wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr); #endif // MSW // ---------------------------------------------------------------------------- @@ -666,7 +736,7 @@ void WXDLLEXPORT wxGetMousePosition( int* x, int* y ); #if defined(__X__) || defined(__WXGTK__) #ifdef __WXGTK__ - void *wxGetDisplay(); + WXDLLIMPEXP_CORE void *wxGetDisplay(); #endif #ifdef __X__ @@ -689,9 +759,16 @@ 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(); +#endif // wx_YIELD_DECLARED + // Like wxYield, but fails silently if the yield is recursive. WXDLLIMPEXP_BASE bool wxYieldIfNeeded();