Forbid setting hints for multi-line text controls.

[wxWidgets.git] / include / wx / utils.h

diff --git a/include/wx/utils.h b/include/wx/utils.h
index 3d50a61ad020ee2cff5872200e5f13f7f4c0b62f..c131fbb9ce71d73ac01ff9e6f3163264013bf597 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -19,6 +19,9 @@
 #include "wx/object.h"
 #include "wx/list.h"
 #include "wx/filefn.h"
 #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"
 
 #if wxUSE_GUI
     #include "wx/gdicmn.h"


@@ -32,7 +35,7 @@ class WXDLLIMPEXP_FWD_BASE wxArrayInt;
 // wxLongLong
 #include "wx/longlong.h"
 
 // wxLongLong
 #include "wx/longlong.h"
 

-// need for wxOperatingSystemId
+// needed for wxOperatingSystemId, wxLinuxDistributionInfo

 #include "wx/platinfo.h"
 
 #ifdef __WATCOMC__
 #include "wx/platinfo.h"
 
 #ifdef __WATCOMC__


@@ -52,14 +55,50 @@ class WXDLLIMPEXP_FWD_BASE wxProcess;
 class WXDLLIMPEXP_FWD_CORE wxFrame;
 class WXDLLIMPEXP_FWD_CORE wxWindow;
 class WXDLLIMPEXP_FWD_CORE wxWindowList;
 class WXDLLIMPEXP_FWD_CORE wxFrame;
 class WXDLLIMPEXP_FWD_CORE wxWindow;
 class WXDLLIMPEXP_FWD_CORE wxWindowList;

+class WXDLLIMPEXP_FWD_CORE wxEventLoop;

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// Macros
+// Arithmetic functions

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-#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)))
+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
 
 // 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


@@ -74,7 +113,7 @@ class WXDLLIMPEXP_FWD_CORE wxWindowList;
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 

-#ifdef WXWIN_COMPATIBILITY_2_8
+#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; )
 // A shorter way of using strcmp
 wxDEPRECATED_INLINE(inline bool wxStringEq(const char *s1, const char *s2),
     return wxCRT_StrcmpA(s1, s2) == 0; )


@@ -91,18 +130,15 @@ wxDEPRECATED_INLINE(inline bool wxStringEq(const wchar_t *s1, const wchar_t *s2)
 // ----------------------------------------------------------------------------
 
 // Sound the bell
 // ----------------------------------------------------------------------------
 
 // Sound the bell

-#if !defined __EMX__ && \
-    (defined __WXMOTIF__ || defined __WXGTK__ || defined __WXX11__)

 WXDLLIMPEXP_CORE void wxBell();
 WXDLLIMPEXP_CORE void wxBell();

-#else
-WXDLLIMPEXP_BASE void wxBell();
-#endif

 
 #if wxUSE_MSGDLG
 // Show wxWidgets information
 WXDLLIMPEXP_CORE void wxInfoMessageBox(wxWindow* parent);
 #endif // wxUSE_MSGDLG
 
 
 #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 description as a user-readable string
 WXDLLIMPEXP_BASE wxString wxGetOsDescription();
 


@@ -116,6 +152,11 @@ WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian();
 // Get platform architecture
 WXDLLIMPEXP_BASE bool wxIsPlatform64Bit();
 
 // 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();
 
 // Return a string with the current date/time
 WXDLLIMPEXP_BASE wxString wxNow();
 


@@ -247,6 +288,25 @@ 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
 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);
 // 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);


@@ -269,10 +329,17 @@ enum
 
     // under Windows, don't hide the child even if it's IO is redirected (this
     // is done by default)
 
     // under Windows, don't hide the child even if it's IO is redirected (this
     // is done by default)

-    wxEXEC_NOHIDE   = 2,
+    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 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
     wxEXEC_MAKE_GROUP_LEADER = 4,
 
     // by default synchronous execution disables all program windows to avoid


@@ -285,10 +352,25 @@ enum
     // until the child process finishes
     wxEXEC_NOEVENTS = 16,
 
     // 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
 };
 
     // 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
 // Execute another program.
 //
 // If flags contain wxEXEC_SYNC, return -1 on failure and the exit code of the


@@ -296,34 +378,39 @@ enum
 // failure and the PID of the launched process if ok.
 WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
                                 int flags = wxEXEC_ASYNC,
 // failure and the PID of the launched process if ok.
 WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
                                 int flags = wxEXEC_ASYNC,

-                                wxProcess *process = NULL);
+                                wxProcess *process = NULL,
+                                const wxExecuteEnv *env = NULL);

 WXDLLIMPEXP_BASE long wxExecute(char **argv,
                                 int flags = wxEXEC_ASYNC,
 WXDLLIMPEXP_BASE long wxExecute(char **argv,
                                 int flags = wxEXEC_ASYNC,

-                                wxProcess *process = NULL);
+                                wxProcess *process = NULL,
+                                const wxExecuteEnv *env = NULL);

 #if wxUSE_UNICODE
 WXDLLIMPEXP_BASE long wxExecute(wchar_t **argv,
                                 int flags = wxEXEC_ASYNC,
 #if wxUSE_UNICODE
 WXDLLIMPEXP_BASE long wxExecute(wchar_t **argv,
                                 int flags = wxEXEC_ASYNC,

-                                wxProcess *process = NULL);
+                                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,
 #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);
+                                int flags = 0,
+                                const wxExecuteEnv *env = NULL);

 
 // also capture stderr (also synchronous)
 WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
                                 wxArrayString& output,
                                 wxArrayString& error,
 
 // also capture stderr (also synchronous)
 WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
                                 wxArrayString& output,
                                 wxArrayString& error,

-                                int flags = 0);
+                                int flags = 0,
+                                const wxExecuteEnv *env = NULL);

 
 

-#if defined(__WXMSW__) && wxUSE_IPC
+#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);
 // 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 // __WXMSW__ && wxUSE_IPC
+#endif // __WINDOWS__ && wxUSE_IPC

 
 enum wxSignal
 {
 
 enum wxSignal
 {


@@ -438,7 +525,7 @@ 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<typename T>
 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 wxCharTypeBuffer<T>& value)
+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)); }
     { return wxSetEnv(var, wxString(value)); }
 inline bool wxSetEnv(const wxString& var, const wxCStrData& value)
     { return wxSetEnv(var, wxString(value)); }


@@ -455,6 +542,10 @@ inline bool wxSetEnv(const wxString& var, int value)
 }
 #endif // WXWIN_COMPATIBILITY_2_8
 
 }
 #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.
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // Network and username functions.
 // ----------------------------------------------------------------------------


@@ -503,14 +594,14 @@ WXDLLIMPEXP_BASE bool wxGetDiskSpace(const wxString& path,
 
 
 
 
 
 

-extern "C"
-{
-typedef int (wxCMPFUNC_CONV *CMPFUNCDATA)(const void* pItem1, const void* pItem2, const void* user_data);
-}
+typedef int (*wxSortCallback)(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);
+WXDLLIMPEXP_BASE void wxQsort(void* pbase, size_t total_elems,
+                              size_t size, wxSortCallback cmp,
+                              const void* user_data);

 
 
 #if wxUSE_GUI // GUI only things from now on
 
 
 #if wxUSE_GUI // GUI only things from now on


@@ -630,11 +721,13 @@ private:
     // disable all windows except the given one (used by both ctors)
     void DoDisable(wxWindow *winToSkip = NULL);
 
     // disable all windows except the given one (used by both ctors)
     void DoDisable(wxWindow *winToSkip = NULL);
 

-
+#if defined(__WXOSX__) && wxOSX_USE_COCOA
+    wxEventLoop* m_modalEventLoop;
+#endif

     wxWindowList *m_winDisabled;
     bool m_disabled;
 
     wxWindowList *m_winDisabled;
     bool m_disabled;
 

-    DECLARE_NO_COPY_CLASS(wxWindowDisabler)
+    wxDECLARE_NO_COPY_CLASS(wxWindowDisabler);

 };
 
 // ----------------------------------------------------------------------------
 };
 
 // ----------------------------------------------------------------------------


@@ -670,13 +763,6 @@ public:
 
 void WXDLLIMPEXP_CORE 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 WXDLLIMPEXP_CORE const wxChar* wxUserResourceStr;
-    WXDLLIMPEXP_CORE wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
-#endif // MSW
-

 // ----------------------------------------------------------------------------
 // X11 Display access
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // X11 Display access
 // ----------------------------------------------------------------------------


@@ -720,5 +806,39 @@ WXDLLIMPEXP_CORE bool wxYield();
 // Like wxYield, but fails silently if the yield is recursive.
 WXDLLIMPEXP_CORE bool wxYieldIfNeeded();
 
 // 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.
+    //
+    // 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 // __WINDOWS__
+

 #endif
     // _WX_UTILSH__
 #endif
     // _WX_UTILSH__