fixed library order (important for static linking under Unix

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

diff --git a/include/wx/utils.h b/include/wx/utils.h
index abbbad94f26ca8675e4fbda37952a69ba72df637..30b4b59816168243d6a59ddb11a9e9e15c90b6a0 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -16,7 +16,14 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
+// Some older compilers (such as EMX) cannot handle
+// #pragma interface/implementation correctly, iff
+// #pragma implementation is used in _two_ translation
+// units (as created by e.g. event.cpp compiled for
+// libwx_base and event.cpp compiled for libwx_gui_core).
+// So we must not use those pragmas for those compilers in
+// such files.

     #pragma interface "utils.h"
 #endif
 
     #pragma interface "utils.h"
 #endif
 


@@ -41,11 +48,11 @@ class WXDLLIMPEXP_BASE wxArrayString;
 // Forward declaration
 // ----------------------------------------------------------------------------
 
 // Forward declaration
 // ----------------------------------------------------------------------------
 

-class WXDLLIMPEXP_BASE wxProcess;
-class WXDLLIMPEXP_BASE wxFrame;
-class WXDLLIMPEXP_BASE wxWindow;
-class WXDLLIMPEXP_BASE wxWindowList;
-class WXDLLIMPEXP_BASE wxPoint;
+class WXDLLIMPEXP_CORE wxProcess;
+class WXDLLIMPEXP_CORE wxFrame;
+class WXDLLIMPEXP_CORE wxWindow;
+class WXDLLIMPEXP_CORE wxWindowList;
+class WXDLLIMPEXP_CORE wxPoint;

 
 // ----------------------------------------------------------------------------
 // Macros
 
 // ----------------------------------------------------------------------------
 // Macros


@@ -54,13 +61,25 @@ class WXDLLIMPEXP_BASE wxPoint;
 #define wxMax(a,b)            (((a) > (b)) ? (a) : (b))
 #define wxMin(a,b)            (((a) < (b)) ? (a) : (b))
 
 #define wxMax(a,b)            (((a) > (b)) ? (a) : (b))
 #define wxMin(a,b)            (((a) < (b)) ? (a) : (b))
 

+// 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
+#else
+    // 64 bit UNIX has sizeof(long) = 64
+    // assume 32 bit platforms cannnot return more than 32bits of
+    #define wxMemorySize long
+#endif
+

 // ----------------------------------------------------------------------------
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 
 // Make a copy of this string using 'new'
 #if WXWIN_COMPATIBILITY_2_4
 // ----------------------------------------------------------------------------
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 
 // Make a copy of this string using 'new'
 #if WXWIN_COMPATIBILITY_2_4

-WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s);
+wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* copystring(const wxChar *s) );

 #endif
 
 // A shorter way of using strcmp
 #endif
 
 // A shorter way of using strcmp


@@ -83,13 +102,20 @@ WXDLLIMPEXP_BASE int wxGetOsVersion(int *majorVsn = (int *) NULL,
 // Return a string with the current date/time
 WXDLLIMPEXP_BASE wxString wxNow();
 
 // Return a string with the current date/time
 WXDLLIMPEXP_BASE wxString wxNow();
 

-// Return path where wxWindows is installed (mostly useful in Unices)
+// Return path where wxWidgets is installed (mostly useful in Unices)

 WXDLLIMPEXP_BASE const wxChar *wxGetInstallPrefix();
 // Return path to wxWin data (/usr/share/wx/%{version}) (Unices)
 WXDLLIMPEXP_BASE wxString wxGetDataDir();
 
 
 #if wxUSE_GUI
 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.
+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.
 // Don't synthesize KeyUp events holding down a key and producing
 // KeyDown events with autorepeat. On by default and always on
 // in wxMSW.


@@ -117,17 +143,17 @@ WXDLLEXPORT long wxGetCurrentId();
 // these functions are deprecated, use wxString methods instead!
 #if WXWIN_COMPATIBILITY_2_4
 
 // these functions are deprecated, use wxString methods instead!
 #if WXWIN_COMPATIBILITY_2_4
 

-WXDLLIMPEXP_DATA_BASE(extern const wxChar*) wxFloatToStringStr;
-WXDLLIMPEXP_DATA_BASE(extern const wxChar*) wxDoubleToStringStr;
+extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxFloatToStringStr;
+extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxDoubleToStringStr;

 
 

-WXDLLIMPEXP_BASE void StringToFloat(const wxChar *s, float *number);
-WXDLLIMPEXP_BASE wxChar* FloatToString(float number, const wxChar *fmt = wxFloatToStringStr);
-WXDLLIMPEXP_BASE void StringToDouble(const wxChar *s, double *number);
-WXDLLIMPEXP_BASE wxChar* DoubleToString(double number, const wxChar *fmt = wxDoubleToStringStr);
-WXDLLIMPEXP_BASE void StringToInt(const wxChar *s, int *number);
-WXDLLIMPEXP_BASE void StringToLong(const wxChar *s, long *number);
-WXDLLIMPEXP_BASE wxChar* IntToString(int number);
-WXDLLIMPEXP_BASE wxChar* LongToString(long number);
+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) );

 
 #endif // WXWIN_COMPATIBILITY_2_4
 
 
 #endif // WXWIN_COMPATIBILITY_2_4
 


@@ -142,7 +168,7 @@ WXDLLIMPEXP_BASE wxString wxDecToHex(int dec);
 // Process management
 // ----------------------------------------------------------------------------
 
 // Process management
 // ----------------------------------------------------------------------------
 

-// NB: for backwars compatibility reasons the values of wxEXEC_[A]SYNC *must*
+// NB: for backwards compatibility reasons the values of wxEXEC_[A]SYNC *must*

 //     be 0 and 1, don't change!
 
 enum
 //     be 0 and 1, don't change!
 
 enum


@@ -157,9 +183,14 @@ enum
     // is done by default)
     wxEXEC_NOHIDE   = 2,
 
     // is done by default)
     wxEXEC_NOHIDE   = 2,
 

-    // under Unix, if the process is the group leader then killing -pid kills
-    // all children as well as pid
-    wxEXEC_MAKE_GROUP_LEADER = 4
+    // under Unix, if the process is the group leader then passing wxKILL_CHILDREN to wxKill
+    // kills all children as well as pid
+    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

 };
 
 // Execute another program.
 };
 
 // Execute another program.


@@ -175,12 +206,14 @@ WXDLLIMPEXP_BASE long wxExecute(const wxString& command, int flags = wxEXEC_ASYN
 // execute the command capturing its output into an array line by line, this is
 // always synchronous
 WXDLLIMPEXP_BASE long wxExecute(const wxString& command,
 // 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);
+                                wxArrayString& output,
+                                int flags = 0);

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

-                           wxArrayString& output,
-                           wxArrayString& error);
+                                wxArrayString& output,
+                                wxArrayString& error,
+                                int flags = 0);

 
 enum wxSignal
 {
 
 enum wxSignal
 {


@@ -214,6 +247,12 @@ enum wxKillError
     wxKILL_ERROR            // another, unspecified error
 };
 
     wxKILL_ERROR            // another, unspecified error
 };
 

+enum wxKillFlags
+{
+    wxKILL_NOCHILDREN = 0,  // don't kill children
+    wxKILL_CHILDREN = 1     // kill children
+};
+

 enum wxShutdownFlags
 {
     wxSHUTDOWN_POWEROFF,    // power off the computer
 enum wxShutdownFlags
 {
     wxSHUTDOWN_POWEROFF,    // power off the computer


@@ -223,13 +262,34 @@ enum wxShutdownFlags
 // Shutdown or reboot the PC
 WXDLLIMPEXP_BASE bool wxShutdown(wxShutdownFlags wFlags);
 
 // 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
 //
 // return detailed error in rc if not NULL
 WXDLLIMPEXP_BASE int wxKill(long pid,
                        wxSignal sig = wxSIGTERM,
 // 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);
+                       wxKillError *rc = NULL,
+                       int flags = wxKILL_NOCHILDREN);

 
 // Execute a command in an interactive shell window (always synchronously)
 // If no command then just the shell
 
 // Execute a command in an interactive shell window (always synchronously)
 // If no command then just the shell


@@ -243,26 +303,36 @@ WXDLLIMPEXP_BASE bool wxShell(const wxString& command, wxArrayString& output);
 WXDLLIMPEXP_BASE void wxSleep(int nSecs);
 
 // Sleep for a given amount of milliseconds
 WXDLLIMPEXP_BASE void wxSleep(int nSecs);
 
 // Sleep for a given amount of milliseconds

-WXDLLIMPEXP_BASE void wxUsleep(unsigned long milliseconds);
+WXDLLIMPEXP_BASE void wxMilliSleep(unsigned long milliseconds);
+
+// Sleep for a given amount of microseconds
+WXDLLIMPEXP_BASE void wxMicroSleep(unsigned long microseconds);
+
+// Sleep for a given amount of milliseconds (old, bad name), use wxMilliSleep
+wxDEPRECATED( WXDLLIMPEXP_BASE void wxUsleep(unsigned long milliseconds) );

 
 // 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)
 
 // 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 long wxGetFreeMemory();
+WXDLLIMPEXP_BASE wxMemorySize wxGetFreeMemory();
+
+#if wxUSE_ON_FATAL_EXCEPTION

 
 // should wxApp::OnFatalException() be called?
 
 // should wxApp::OnFatalException() be called?

-WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = TRUE);
+WXDLLIMPEXP_BASE bool wxHandleFatalExceptions(bool doit = true);
+
+#endif // wxUSE_ON_FATAL_EXCEPTION

 
 // ----------------------------------------------------------------------------
 // Environment variables
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // Environment variables
 // ----------------------------------------------------------------------------
 

-// returns TRUE if variable exists (value may be NULL if you just want to check
+// 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);
 
 // for this)
 WXDLLIMPEXP_BASE bool wxGetEnv(const wxString& var, wxString *value);
 

-// set the env var name to the given value, return TRUE on success
+// set the env var name to the given value, return true on success

 WXDLLIMPEXP_BASE bool wxSetEnv(const wxString& var, const wxChar *value);
 
 // remove the env var from environment
 WXDLLIMPEXP_BASE bool wxSetEnv(const wxString& var, const wxChar *value);
 
 // remove the env var from environment


@@ -329,7 +399,7 @@ WXDLLEXPORT wxAcceleratorEntry *wxGetAccelFromString(const wxString& label);
 // Window search
 // ----------------------------------------------------------------------------
 
 // Window search
 // ----------------------------------------------------------------------------
 

-// Returns menu item id or -1 if none.
+// Returns menu item id or wxNOT_FOUND if none.

 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 
 // Find the wxWindow at the given point. wxGenericFindWindowAtPoint
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 
 // Find the wxWindow at the given point. wxGenericFindWindowAtPoint


@@ -354,10 +424,10 @@ WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent
 // ----------------------------------------------------------------------------
 
 // Yield to other apps/messages and disable user input
 // ----------------------------------------------------------------------------
 
 // Yield to other apps/messages and disable user input

-WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = FALSE);
+WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL, bool onlyIfNeeded = false);

 
 // Enable or disable input to all top level windows
 
 // Enable or disable input to all top level windows

-WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = TRUE);
+WXDLLEXPORT void wxEnableTopLevelWindows(bool enable = true);

 
 // Check whether this window wants to process messages, e.g. Stop button
 // in long calculations.
 
 // Check whether this window wants to process messages, e.g. Stop button
 // in long calculations.


@@ -386,13 +456,13 @@ private:
 
 // Set the cursor to the busy cursor for all windows
 class WXDLLEXPORT wxCursor;
 
 // Set the cursor to the busy cursor for all windows
 class WXDLLEXPORT wxCursor;

-WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR;
+extern WXDLLEXPORT_DATA(wxCursor*) wxHOURGLASS_CURSOR;

 WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR);
 
 // Restore cursor to normal
 WXDLLEXPORT void wxEndBusyCursor();
 
 WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR);
 
 // Restore cursor to normal
 WXDLLEXPORT void wxEndBusyCursor();
 

-// TRUE if we're between the above two calls
+// true if we're between the above two calls

 WXDLLEXPORT bool wxIsBusy();
 
 // Convenience class so we can just create a wxBusyCursor object on the stack
 WXDLLEXPORT bool wxIsBusy();
 
 // Convenience class so we can just create a wxBusyCursor object on the stack


@@ -435,7 +505,7 @@ 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__
 // MSW only: get user-defined resource from the .res file.
 // Returns NULL or newly-allocated memory, so use delete[] to clean up.
 #ifdef __WXMSW__

-    WXDLLEXPORT extern const wxChar* wxUserResourceStr;
+    extern WXDLLEXPORT const wxChar* wxUserResourceStr;

     WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
 #endif // MSW
 
     WXDLLEXPORT wxChar* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
 #endif // MSW
 


@@ -479,22 +549,22 @@ WXDLLIMPEXP_BASE bool wxYield();
 WXDLLIMPEXP_BASE bool wxYieldIfNeeded();
 
 // ----------------------------------------------------------------------------
 WXDLLIMPEXP_BASE bool wxYieldIfNeeded();
 
 // ----------------------------------------------------------------------------

-// Error message functions used by wxWindows (deprecated, use wxLog)
+// Error message functions used by wxWidgets (deprecated, use wxLog)

 // ----------------------------------------------------------------------------
 
 #if WXWIN_COMPATIBILITY_2_2
 
 // Format a message on the standard error (UNIX) or the debugging
 // stream (Windows)
 // ----------------------------------------------------------------------------
 
 #if WXWIN_COMPATIBILITY_2_2
 
 // Format a message on the standard error (UNIX) or the debugging
 // stream (Windows)

-WXDLLIMPEXP_BASE void wxDebugMsg(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1;
+wxDEPRECATED( WXDLLIMPEXP_BASE void wxDebugMsg(const wxChar *fmt ...) ATTRIBUTE_PRINTF_1 );

 
 // Non-fatal error (continues)
 
 // Non-fatal error (continues)

-WXDLLIMPEXP_DATA_BASE(extern const wxChar*) wxInternalErrorStr;
-WXDLLIMPEXP_BASE void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);
+extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxInternalErrorStr;
+wxDEPRECATED( WXDLLIMPEXP_BASE void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr) );

 
 // Fatal error (exits)
 
 // Fatal error (exits)

-WXDLLIMPEXP_DATA_BASE(extern const wxChar*) wxFatalErrorStr;
-WXDLLIMPEXP_BASE void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
+extern WXDLLIMPEXP_DATA_BASE(const wxChar*) wxFatalErrorStr;
+wxDEPRECATED( WXDLLIMPEXP_BASE void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr) );

 
 #endif // WXWIN_COMPATIBILITY_2_2
 
 
 #endif // WXWIN_COMPATIBILITY_2_2