wxCheckListBox fixes: crash/memory leak when items are dynamically

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

diff --git a/include/wx/utils.h b/include/wx/utils.h
index ac617007e0cc555ec09ab11c49e124c8beebc639..7a6fc528068f221188f9a15aee0643c388943cc9 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -6,7 +6,7 @@
 // Created:     29/01/98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Julian Smart
-// Licence:    wxWindows license
+// Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_UTILSH__
@@ -21,16 +21,10 @@
 #include "wx/list.h"
 #include "wx/window.h"
 #include "wx/filefn.h"
-#include "wx/process.h"
-
-#if wxUSE_IOSTREAMH
-#include <iostream.h>
-#else
-#include <iostream>
-#  ifdef _MSC_VER
-      using namespace std;
-#  endif
-#endif
+
+#include "wx/ioswrap.h"
+
+class WXDLLEXPORT wxProcess;
 
 #ifdef __X__
 #ifndef __VMS__
@@ -112,7 +106,7 @@ WXDLLEXPORT int wxKill(long pid, int sig=wxSIGTERM);
 
 // Execute a command in an interactive shell window
 // If no command then just the shell
-WXDLLEXPORT bool wxShell(const wxString& command = "");
+WXDLLEXPORT bool wxShell(const wxString& command = wxEmptyString);
 
 // Sleep for nSecs seconds under UNIX, do nothing under Windows
 WXDLLEXPORT void wxSleep(int nSecs);
@@ -133,12 +127,15 @@ WXDLLEXPORT bool wxGetEmailAddress(char *buf, int maxSize);
 
 // Get hostname.
 WXDLLEXPORT bool wxGetHostName(char *buf, int maxSize);
+WXDLLEXPORT bool wxGetHostName(wxString& buf);
 
 // Get user ID e.g. jacs
 WXDLLEXPORT bool wxGetUserId(char *buf, int maxSize);
+WXDLLEXPORT bool wxGetUserId(wxString& buf);
 
 // Get user name e.g. Julian Smart
 WXDLLEXPORT bool wxGetUserName(char *buf, int maxSize);
+WXDLLEXPORT bool wxGetUserName(wxString& buf);
 
 /*
  * Strip out any menu codes
@@ -157,46 +154,6 @@ WXDLLEXPORT wxWindow* wxFindWindowByName(const wxString& name, wxWindow *parent
 // Returns menu item id or -1 if none.
 WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, const wxString& itemString);
 
-// A debugging stream buffer.
-// Under Windows, this writes to the Windows debug output.
-// Under other platforms, it writes to cerr.
-
-// ALl this horrible gubbins required for Borland, because the calling
-// convention needs to be the same as for streambuf.
-// Thanks to Gerhard.Vogt@embl-heidelberg.de for this solution.
-
-#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__)
-#pragma option -po-
-#endif
-
-// Can't export a class derived from a non-export class
-#if !defined(_WINDLL) && !defined(WXUSINGDLL)
-
-// #ifdef new
-// #undef new
-// #endif
-
-class WXDLLEXPORT wxDebugStreamBuf: public streambuf
-{
-  public:
-    wxDebugStreamBuf(void);
-    ~wxDebugStreamBuf(void) {}
-
-    int overflow(int i);
-    inline int underflow(void) { return EOF; }
-    int sync(void);
-};
-
-// #if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS
-// #define new WXDEBUG_NEW
-// #endif
-
-#endif
-
-#if defined(__BORLANDC__) && defined(__BCOPT__) && !defined(_RTL_ALLOW_po) && !defined(__FLAT__)
-#pragma option -po.
-#endif
-
 /*
 #if (!defined(__MINMAX_DEFINED) && !defined(max))
 #define max(a,b)            (((a) > (b)) ? (a) : (b))
@@ -204,6 +161,7 @@ class WXDLLEXPORT wxDebugStreamBuf: public streambuf
 #define __MINMAX_DEFINED 1
 #endif
 */
+
 #define wxMax(a,b)            (((a) > (b)) ? (a) : (b))
 #define wxMin(a,b)            (((a) < (b)) ? (a) : (b))
 
@@ -224,13 +182,21 @@ WXDLLEXPORT int wxGetOsVersion(int *majorVsn= (int *) NULL,int *minorVsn= (int *
 class WXDLLEXPORT wxCursor;
 WXDLLEXPORT_DATA(extern wxCursor*) wxHOURGLASS_CURSOR;
 WXDLLEXPORT void wxBeginBusyCursor(wxCursor *cursor = wxHOURGLASS_CURSOR);
- 
+
 // Restore cursor to normal
 WXDLLEXPORT void wxEndBusyCursor(void);
  
 // TRUE if we're between the above two calls
 WXDLLEXPORT bool wxIsBusy(void);
 
+// Convenience class so we can just create a wxBusyCursor object on the stack
+class WXDLLEXPORT wxBusyCursor
+{
+ public:
+    inline wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR) { wxBeginBusyCursor(cursor); }
+    inline ~wxBusyCursor() { wxEndBusyCursor(); }
+};
+
 /* Error message functions used by wxWindows */
 
 // Non-fatal error (continues)
@@ -243,15 +209,15 @@ WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFat
 
 // Reading and writing resources (eg WIN.INI, .Xdefaults)
 #if wxUSE_RESOURCES
-WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = "");
-WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = "");
-WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = "");
-WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = "");
-
-WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file = "");
-WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = "");
-WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = "");
-WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = "");
+WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file = wxEmptyString);
+
+WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file = wxEmptyString);
+WXDLLEXPORT bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file = wxEmptyString);
 #endif // wxUSE_RESOURCES
 
 // Get current Home dir and copy to dest (returns pstr->c_str())
@@ -259,7 +225,7 @@ WXDLLEXPORT const char* wxGetHomeDir(wxString *pstr);
 
 // Get the user's home dir (caller must copy--- volatile)
 // returns NULL is no HOME dir is known
-WXDLLEXPORT char* wxGetUserHome(const wxString& user = "");
+WXDLLEXPORT char* wxGetUserHome(const wxString& user = wxEmptyString);
 
 // Check whether this window wants to process messages, e.g. Stop button
 // in long calculations.
@@ -272,6 +238,11 @@ void WXDLLEXPORT wxGetMousePosition( int* x, int* y );
 #ifdef __WXMSW__
 WXDLLEXPORT extern const char* wxUserResourceStr;
 WXDLLEXPORT char* wxLoadUserResource(const wxString& resourceName, const wxString& resourceType = wxUserResourceStr);
+
+// Implemented in utils.cpp: VC++, Win95 only. Sets up a console for standard
+// input/output
+WXDLLEXPORT void wxRedirectIOToConsole();
+
 #endif
 
 // X only