717e851225
Allow specifying another window to "skip", i.e. not to disable, in wxWindowDisabler. This is not used yet, but will be in the upcoming commit.
885 lines
30 KiB
C++
885 lines
30 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/utils.h
|
|
// Purpose: Miscellaneous utilities
|
|
// Author: Julian Smart
|
|
// Modified by:
|
|
// Created: 29/01/98
|
|
// Copyright: (c) 1998 Julian Smart
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_UTILS_H_
|
|
#define _WX_UTILS_H_
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// headers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#include "wx/object.h"
|
|
#include "wx/list.h"
|
|
#include "wx/filefn.h"
|
|
#include "wx/hashmap.h"
|
|
#include "wx/versioninfo.h"
|
|
#include "wx/meta/implicitconversion.h"
|
|
|
|
#if wxUSE_GUI
|
|
#include "wx/gdicmn.h"
|
|
#include "wx/mousestate.h"
|
|
#include "wx/vector.h"
|
|
#endif
|
|
|
|
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"
|
|
|
|
// needed for wxOperatingSystemId, wxLinuxDistributionInfo
|
|
#include "wx/platinfo.h"
|
|
|
|
#if defined(__X__)
|
|
#include <dirent.h>
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Forward declaration
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_FWD_BASE wxProcess;
|
|
class WXDLLIMPEXP_FWD_CORE wxFrame;
|
|
class WXDLLIMPEXP_FWD_CORE wxWindow;
|
|
class WXDLLIMPEXP_FWD_CORE wxEventLoop;
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Arithmetic functions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
template<typename T1, typename T2>
|
|
inline typename wxImplicitConversionType<T1,T2>::value
|
|
wxMax(T1 a, T2 b)
|
|
{
|
|
typedef typename wxImplicitConversionType<T1,T2>::value ResultType;
|
|
|
|
// Cast both operands to the same type before comparing them to avoid
|
|
// warnings about signed/unsigned comparisons from some compilers:
|
|
return static_cast<ResultType>(a) > static_cast<ResultType>(b) ? a : b;
|
|
}
|
|
|
|
template<typename T1, typename T2>
|
|
inline typename wxImplicitConversionType<T1,T2>::value
|
|
wxMin(T1 a, T2 b)
|
|
{
|
|
typedef typename wxImplicitConversionType<T1,T2>::value ResultType;
|
|
|
|
return static_cast<ResultType>(a) < static_cast<ResultType>(b) ? a : b;
|
|
}
|
|
|
|
template<typename T1, typename T2, typename T3>
|
|
inline typename wxImplicitConversionType3<T1,T2,T3>::value
|
|
wxClip(T1 a, T2 b, T3 c)
|
|
{
|
|
typedef typename wxImplicitConversionType3<T1,T2,T3>::value ResultType;
|
|
|
|
if ( static_cast<ResultType>(a) < static_cast<ResultType>(b) )
|
|
return b;
|
|
|
|
if ( static_cast<ResultType>(a) > static_cast<ResultType>(c) )
|
|
return c;
|
|
|
|
return a;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxMemorySize
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// 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
|
|
typedef long wxMemorySize;
|
|
#endif
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// String functions (deprecated, use wxString)
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#if WXWIN_COMPATIBILITY_2_8
|
|
// A shorter way of using strcmp
|
|
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
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Sound the bell
|
|
WXDLLIMPEXP_CORE void wxBell();
|
|
|
|
#if wxUSE_MSGDLG
|
|
// Show wxWidgets information
|
|
WXDLLIMPEXP_CORE void wxInfoMessageBox(wxWindow* parent);
|
|
#endif // wxUSE_MSGDLG
|
|
|
|
WXDLLIMPEXP_CORE wxVersionInfo wxGetLibraryVersionInfo();
|
|
|
|
// Get OS description as a user-readable string
|
|
WXDLLIMPEXP_BASE wxString wxGetOsDescription();
|
|
|
|
// Get OS version
|
|
WXDLLIMPEXP_BASE wxOperatingSystemId wxGetOsVersion(int *verMaj = NULL,
|
|
int *verMin = NULL,
|
|
int *verMicro = NULL);
|
|
|
|
// Check is OS version is at least the specified major and minor version
|
|
WXDLLIMPEXP_BASE bool wxCheckOsVersion(int majorVsn, int minorVsn = 0, int microVsn = 0);
|
|
|
|
// Get platform endianness
|
|
WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian();
|
|
|
|
// Get platform architecture bitness
|
|
WXDLLIMPEXP_BASE bool wxIsPlatform64Bit();
|
|
|
|
// Get machine CPU architecture
|
|
WXDLLIMPEXP_BASE wxString wxGetCpuArchitectureName();
|
|
|
|
// Get native machine CPU architecture
|
|
WXDLLIMPEXP_BASE wxString wxGetNativeCpuArchitectureName();
|
|
|
|
#ifdef __LINUX__
|
|
// Get linux-distro information
|
|
WXDLLIMPEXP_BASE wxLinuxDistributionInfo wxGetLinuxDistributionInfo();
|
|
#endif
|
|
|
|
// Return a string with the current date/time
|
|
WXDLLIMPEXP_BASE wxString wxNow();
|
|
|
|
// Return path where wxWidgets is installed (mostly useful in Unices)
|
|
WXDLLIMPEXP_BASE wxString 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 modifiers
|
|
WXDLLIMPEXP_CORE wxMouseState wxGetMouseState();
|
|
|
|
#endif // wxUSE_GUI
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxPlatform
|
|
// ----------------------------------------------------------------------------
|
|
|
|
/*
|
|
* 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 __WXMSW__
|
|
* 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) { if (&platform != this) 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); }
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Window ID management
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Ensure subsequent IDs don't clash with this one
|
|
WXDLLIMPEXP_BASE void wxRegisterId(wxWindowID id);
|
|
|
|
// Return the current ID
|
|
WXDLLIMPEXP_BASE wxWindowID wxGetCurrentId();
|
|
|
|
// Generate a unique ID
|
|
WXDLLIMPEXP_BASE wxWindowID wxNewId();
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Various conversions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// 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 if (buf[0] >= '0')
|
|
firstDigit = buf[0] - '0';
|
|
else
|
|
firstDigit = -1;
|
|
|
|
wxCHECK_MSG( firstDigit >= 0 && firstDigit <= 15, -1, wxS("Invalid argument") );
|
|
|
|
if (buf[1] >= 'A')
|
|
secondDigit = buf[1] - 'A' + 10;
|
|
else if (buf[1] >= '0')
|
|
secondDigit = buf[1] - '0';
|
|
else
|
|
secondDigit = -1;
|
|
|
|
wxCHECK_MSG( secondDigit >= 0 && secondDigit <= 15, -1, wxS("Invalid argument") );
|
|
|
|
return firstDigit * 16 + secondDigit;
|
|
}
|
|
|
|
|
|
// Convert decimal integer to 2-character hex string
|
|
WXDLLIMPEXP_BASE void wxDecToHex(unsigned char dec, wxChar *buf);
|
|
WXDLLIMPEXP_BASE void wxDecToHex(unsigned char dec, char* ch1, char* ch2);
|
|
WXDLLIMPEXP_BASE wxString wxDecToHex(unsigned char dec);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Security
|
|
// ----------------------------------------------------------------------------
|
|
|
|
WXDLLIMPEXP_BASE void wxSecureZeroMemory(void *p, size_t n);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Process management
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// 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_SHOW_CONSOLE = 2,
|
|
|
|
// deprecated synonym for wxEXEC_SHOW_CONSOLE, use the new name as it's
|
|
// more clear
|
|
wxEXEC_NOHIDE = wxEXEC_SHOW_CONSOLE,
|
|
|
|
// under Unix, if the process is the group leader then passing wxKILL_CHILDREN to wxKill
|
|
// kills all children as well as pid
|
|
// under Windows (NT family only), sets the CREATE_NEW_PROCESS_GROUP flag,
|
|
// which allows to target Ctrl-Break signal to the spawned process.
|
|
// applies to console processes only.
|
|
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,
|
|
|
|
// 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,
|
|
|
|
// under Windows, hide the console of the child process if it has one, even
|
|
// if its IO is not redirected
|
|
wxEXEC_HIDE_CONSOLE = 32,
|
|
|
|
// convenient synonym for flags given system()-like behaviour
|
|
wxEXEC_BLOCK = wxEXEC_SYNC | wxEXEC_NOEVENTS
|
|
};
|
|
|
|
// Map storing environment variables.
|
|
typedef wxStringToStringHashMap wxEnvVariableHashMap;
|
|
|
|
// Used to pass additional parameters for child process to wxExecute(). Could
|
|
// be extended with other fields later.
|
|
struct wxExecuteEnv
|
|
{
|
|
wxString cwd; // If empty, CWD is not changed.
|
|
wxEnvVariableHashMap env; // If empty, environment is unchanged.
|
|
};
|
|
|
|
// 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(const wxString& command,
|
|
int flags = wxEXEC_ASYNC,
|
|
wxProcess *process = NULL,
|
|
const wxExecuteEnv *env = NULL);
|
|
WXDLLIMPEXP_BASE long wxExecute(const char* const* argv,
|
|
int flags = wxEXEC_ASYNC,
|
|
wxProcess *process = NULL,
|
|
const wxExecuteEnv *env = NULL);
|
|
#if wxUSE_UNICODE
|
|
WXDLLIMPEXP_BASE long wxExecute(const wchar_t* const* argv,
|
|
int flags = wxEXEC_ASYNC,
|
|
wxProcess *process = NULL,
|
|
const wxExecuteEnv *env = NULL);
|
|
#endif // wxUSE_UNICODE
|
|
|
|
// 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,
|
|
const wxExecuteEnv *env = NULL);
|
|
|
|
// also capture stderr (also synchronous)
|
|
WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
|
|
wxArrayString& output,
|
|
wxArrayString& error,
|
|
int flags = 0,
|
|
const wxExecuteEnv *env = NULL);
|
|
|
|
#if defined(__WINDOWS__) && wxUSE_IPC
|
|
// ask a DDE server to execute the DDE request with given parameters
|
|
WXDLLIMPEXP_BASE bool wxExecuteDDE(const wxString& ddeServer,
|
|
const wxString& ddeTopic,
|
|
const wxString& ddeCommand);
|
|
#endif // __WINDOWS__ && wxUSE_IPC
|
|
|
|
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_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(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
|
|
//
|
|
// 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
|
|
WXDLLIMPEXP_BASE bool wxShell(const wxString& command = wxEmptyString);
|
|
|
|
// 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);
|
|
|
|
#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();
|
|
|
|
// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
|
|
WXDLLIMPEXP_BASE wxMemorySize wxGetFreeMemory();
|
|
|
|
#if wxUSE_ON_FATAL_EXCEPTION
|
|
|
|
// should wxApp::OnFatalException() be called?
|
|
WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = true);
|
|
|
|
#endif // wxUSE_ON_FATAL_EXCEPTION
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Environment variables
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// 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 wxString& value);
|
|
|
|
// remove the env var from environment
|
|
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<typename T>
|
|
inline bool wxSetEnv(const wxString& var, const wxScopedCharTypeBuffer<T>& 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
|
|
|
|
// Retrieve the complete environment by filling specified map.
|
|
// Returns true on success or false if an error occurred.
|
|
WXDLLIMPEXP_BASE bool wxGetEnvMap(wxEnvVariableHashMap *map);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Network and username functions.
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// NB: "char *" functions are deprecated, use wxString ones!
|
|
|
|
// Get eMail address
|
|
WXDLLIMPEXP_BASE bool wxGetEmailAddress(wxChar *buf, int maxSize);
|
|
WXDLLIMPEXP_BASE wxString wxGetEmailAddress();
|
|
|
|
// Get hostname.
|
|
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 (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
|
|
WXDLLIMPEXP_BASE bool wxGetUserName(wxChar *buf, int maxSize);
|
|
WXDLLIMPEXP_BASE wxString wxGetUserName();
|
|
|
|
// 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 (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
|
|
typedef long wxDiskspaceSize_t;
|
|
#endif
|
|
|
|
// get number of total/free bytes on the disk where path belongs
|
|
WXDLLIMPEXP_BASE bool wxGetDiskSpace(const wxString& path,
|
|
wxDiskspaceSize_t *pTotal = NULL,
|
|
wxDiskspaceSize_t *pFree = NULL);
|
|
|
|
|
|
|
|
// See wx/vector.h for more about this hack.
|
|
#ifndef wxQSORT_DECLARED
|
|
|
|
#define wxQSORT_DECLARED
|
|
|
|
typedef int (*wxSortCallback)(const void* pItem1,
|
|
const void* pItem2,
|
|
const void* user_data);
|
|
|
|
|
|
WXDLLIMPEXP_BASE void wxQsort(void* pbase, size_t total_elems,
|
|
size_t size, wxSortCallback cmp,
|
|
const void* user_data);
|
|
|
|
#endif // !wxQSORT_DECLARED
|
|
|
|
|
|
#if wxUSE_GUI // GUI only things from now on
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Launch default browser
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// flags for wxLaunchDefaultBrowser
|
|
enum
|
|
{
|
|
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
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// flags for wxStripMenuCodes
|
|
enum
|
|
{
|
|
// strip '&' characters
|
|
wxStrip_Mnemonics = 1,
|
|
|
|
// strip everything after '\t'
|
|
wxStrip_Accel = 2,
|
|
|
|
// strip mnemonics of the form "(&X)" appended to the string (used in CJK
|
|
// translations)
|
|
wxStrip_CJKMnemonics = 4,
|
|
|
|
// strip everything (this doesn't include wxStrip_CJKMnemonics for
|
|
// compatibility)
|
|
wxStrip_All = wxStrip_Mnemonics | wxStrip_Accel,
|
|
|
|
// strip everything including CJK mnemonics, suitable for menu items labels
|
|
// only (despite its name, wxStripMenuCodes() is currently used for control
|
|
// labels too)
|
|
wxStrip_Menu = wxStrip_All | wxStrip_CJKMnemonics
|
|
};
|
|
|
|
// strip mnemonics and/or accelerators from the label
|
|
WXDLLIMPEXP_CORE wxString
|
|
wxStripMenuCodes(const wxString& str, int flags = wxStrip_All);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Window search
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Returns menu item id or wxNOT_FOUND if none.
|
|
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.
|
|
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.
|
|
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.
|
|
WXDLLIMPEXP_CORE wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent = NULL);
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Message/event queue helpers
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Yield to other apps/messages and disable user input
|
|
WXDLLIMPEXP_CORE bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = false);
|
|
|
|
// Enable or disable input to all top level windows
|
|
WXDLLIMPEXP_CORE void wxEnableTopLevelWindows(bool enable = true);
|
|
|
|
// Check whether this window wants to process messages, e.g. Stop button
|
|
// in long calculations.
|
|
WXDLLIMPEXP_CORE bool wxCheckForInterrupt(wxWindow *wnd);
|
|
|
|
// Consume all events until no more left
|
|
WXDLLIMPEXP_CORE void wxFlushEvents();
|
|
|
|
// a class which disables all windows (except, may be, the given one) in its
|
|
// ctor and enables them back in its dtor
|
|
class WXDLLIMPEXP_CORE wxWindowDisabler
|
|
{
|
|
public:
|
|
// this ctor conditionally disables all windows: if the argument is false,
|
|
// it doesn't do anything
|
|
explicit wxWindowDisabler(bool disable = true);
|
|
|
|
// ctor disables all windows except the given one(s)
|
|
explicit wxWindowDisabler(wxWindow *winToSkip, wxWindow *winToSkip2 = NULL);
|
|
|
|
// dtor enables back all windows disabled by the ctor
|
|
~wxWindowDisabler();
|
|
|
|
private:
|
|
// disable all windows not in m_windowsToSkip
|
|
void DoDisable();
|
|
|
|
#if defined(__WXOSX__) && wxOSX_USE_COCOA
|
|
void AfterDisable(wxWindow* winToSkip);
|
|
void BeforeEnable();
|
|
|
|
wxEventLoop* m_modalEventLoop = NULL;
|
|
#endif
|
|
wxVector<wxWindow*> m_windowsToSkip;
|
|
bool m_disabled;
|
|
|
|
wxDECLARE_NO_COPY_CLASS(wxWindowDisabler);
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Cursors
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Set the cursor to the busy cursor for all windows
|
|
WXDLLIMPEXP_CORE void wxBeginBusyCursor(const wxCursor *cursor = wxHOURGLASS_CURSOR);
|
|
|
|
// Restore cursor to normal
|
|
WXDLLIMPEXP_CORE void wxEndBusyCursor();
|
|
|
|
// true if we're between the above two calls
|
|
WXDLLIMPEXP_CORE bool wxIsBusy();
|
|
|
|
// Convenience class so we can just create a wxBusyCursor object on the stack
|
|
class WXDLLIMPEXP_CORE wxBusyCursor
|
|
{
|
|
public:
|
|
wxBusyCursor(const 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();
|
|
};
|
|
|
|
void WXDLLIMPEXP_CORE wxGetMousePosition( int* x, int* y );
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// X11 Display access
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#if defined(__X__) || (defined(__WXGTK__) && defined(__UNIX__))
|
|
|
|
#ifdef __WXGTK__
|
|
WXDLLIMPEXP_CORE void *wxGetDisplay();
|
|
enum wxDisplayType
|
|
{
|
|
wxDisplayNone,
|
|
wxDisplayX11,
|
|
wxDisplayWayland
|
|
};
|
|
struct wxDisplayInfo
|
|
{
|
|
void* dpy;
|
|
wxDisplayType type;
|
|
};
|
|
WXDLLIMPEXP_CORE wxDisplayInfo wxGetDisplayInfo();
|
|
#endif
|
|
|
|
#ifdef __X__
|
|
WXDLLIMPEXP_CORE WXDisplay *wxGetDisplay();
|
|
WXDLLIMPEXP_CORE bool wxSetDisplay(const wxString& display_name);
|
|
WXDLLIMPEXP_CORE wxString wxGetDisplayName();
|
|
#endif // X or GTK+
|
|
|
|
// use this function instead of the functions above in implementation code
|
|
inline struct _XDisplay *wxGetX11Display()
|
|
{
|
|
return (_XDisplay *)wxGetDisplay();
|
|
}
|
|
|
|
#endif // X11 || wxGTK
|
|
|
|
#endif // wxUSE_GUI
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxYield(): these functions are obsolete, please use wxApp methods instead!
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// avoid redeclaring this function here if it had been already declared 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_CORE bool wxYield();
|
|
|
|
#endif // wx_YIELD_DECLARED
|
|
|
|
// Like wxYield, but fails silently if the yield is recursive.
|
|
WXDLLIMPEXP_CORE bool wxYieldIfNeeded();
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Windows resources access
|
|
// ----------------------------------------------------------------------------
|
|
|
|
// Windows only: get user-defined resource from the .res file.
|
|
#ifdef __WINDOWS__
|
|
// 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.
|
|
//
|
|
// Notice that the resource type can be either a real string or an integer
|
|
// produced by MAKEINTRESOURCE(). In particular, any standard resource type,
|
|
// i.e any RT_XXX constant, could be passed here.
|
|
//
|
|
// 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 wxChar* resourceType = wxUserResourceStr,
|
|
WXHINSTANCE module = NULL);
|
|
|
|
// 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 wxChar* resourceType = wxUserResourceStr,
|
|
int* pLen = NULL,
|
|
WXHINSTANCE module = NULL);
|
|
#endif // __WINDOWS__
|
|
|
|
#endif
|
|
// _WX_UTILSH__
|