added a call for invalidating the dc setup on mac explicitely (needed in case of...

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

diff --git a/include/wx/utils.h b/include/wx/utils.h
index e1d4168a83e32c71aee30d8e1faa5250db957a8e..4c834988903c44bcaa190cf2d43df57862947a70 100644 (file)
--- a/include/wx/utils.h
+++ b/include/wx/utils.h
@@ -40,6 +40,7 @@ class WXDLLEXPORT wxProcess;
 class WXDLLEXPORT wxFrame;
 class WXDLLEXPORT wxWindow;
 class WXDLLEXPORT wxWindowList;
+class WXDLLEXPORT wxPoint;
 
 // FIXME should use wxStricmp() instead
 #if defined(__GNUWIN32__)
@@ -58,7 +59,7 @@ class WXDLLEXPORT wxWindowList;
 // String functions (deprecated, use wxString)
 // ----------------------------------------------------------------------------
 
-// Useful buffer (FIXME VZ: yeah, that is. To be removed!)
+// Useful buffer (FIXME VZ: To be removed!!!)
 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
 
 // Make a copy of this string using 'new'
@@ -148,7 +149,13 @@ WXDLLEXPORT long wxExecute(const wxString& command, bool sync = FALSE,
                            wxProcess *process = (wxProcess *) NULL);
 
 // execute the command capturing its output into an array line by line
-WXDLLEXPORT long wxExecute(const wxString& command, wxArrayString& output);
+WXDLLEXPORT long wxExecute(const wxString& command,
+                           wxArrayString& output);
+
+// also capture stderr
+WXDLLEXPORT long wxExecute(const wxString& command,
+                           wxArrayString& output,
+                           wxArrayString& error);
 
 enum wxSignal
 {
@@ -193,6 +200,23 @@ WXDLLEXPORT void wxUsleep(unsigned long milliseconds);
 // Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
 WXDLLEXPORT long wxGetFreeMemory();
 
+// should wxApp::OnFatalException() be called?
+WXDLLEXPORT bool wxHandleFatalExceptions(bool doit = TRUE);
+
+// ----------------------------------------------------------------------------
+// Environment variables
+// ----------------------------------------------------------------------------
+
+// returns TRUE if variable exists (value may be NULL if you just want to check
+// for this)
+WXDLLEXPORT bool wxGetEnv(const wxString& var, wxString *value);
+
+// set the env var name to the given value, return TRUE on success
+WXDLLEXPORT bool wxSetEnv(const wxString& var, const wxChar *value);
+
+// remove the env var from environment
+inline bool wxUnsetEnv(const wxString& var) { return wxSetEnv(var, NULL); }
+
 // ----------------------------------------------------------------------------
 // Network and username functions.
 // ----------------------------------------------------------------------------
@@ -231,6 +255,12 @@ WXDLLEXPORT const wxMB2WXbuf wxGetUserHome(const wxString& user = wxEmptyString)
 WXDLLEXPORT wxChar* wxGetUserHome(const wxString& user = wxEmptyString);
 #endif
 
+#ifdef __WXMAC__
+WXDLLEXPORT wxString wxMacFindFolder(short                                     vRefNum,
+                                                                OSType                                 folderType,
+                                                                Boolean                                createFolder);
+#endif
+
 #if wxUSE_GUI // GUI only things from now on
 
 // ----------------------------------------------------------------------------
@@ -260,6 +290,11 @@ 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);
 
+// 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);
+
 // ----------------------------------------------------------------------------
 // Message/event queue helpers
 // ----------------------------------------------------------------------------
@@ -267,6 +302,9 @@ WXDLLEXPORT int wxFindMenuItemId(wxFrame *frame, const wxString& menuString, con
 // Yield to other apps/messages
 WXDLLEXPORT bool wxYield();
 
+// Like wxYield, but fails silently if the yield is recursive.
+WXDLLEXPORT bool wxYieldIfNeeded();
+
 // Yield to other apps/messages and disable user input
 WXDLLEXPORT bool wxSafeYield(wxWindow *win = NULL);
 
@@ -313,25 +351,18 @@ class WXDLLEXPORT wxBusyCursor
 public:
     wxBusyCursor(wxCursor* cursor = wxHOURGLASS_CURSOR)
         { wxBeginBusyCursor(cursor); }
-   ~wxBusyCursor()
+    ~wxBusyCursor()
         { wxEndBusyCursor(); }
-};
-
-// ----------------------------------------------------------------------------
-// Error message functions used by wxWindows (deprecated, use wxLog)
-// ----------------------------------------------------------------------------
 
-// Format a message on the standard error (UNIX) or the debugging
-// stream (Windows)
-WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...);
-
-// Non-fatal error (continues)
-WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;
-WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);
+    // 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();
+};
 
-// Fatal error (exits)
-WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
-WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
 
 // ----------------------------------------------------------------------------
 // Reading and writing resources (eg WIN.INI, .Xdefaults)
@@ -411,5 +442,22 @@ void wxAllocColor(Display *display,Colormap colormap,XColor *xcolor);
 
 #endif // wxUSE_GUI
 
+// ----------------------------------------------------------------------------
+// Error message functions used by wxWindows (deprecated, use wxLog)
+// ----------------------------------------------------------------------------
+
+// Format a message on the standard error (UNIX) or the debugging
+// stream (Windows)
+WXDLLEXPORT void wxDebugMsg(const wxChar *fmt ...);
+
+// Non-fatal error (continues)
+WXDLLEXPORT_DATA(extern const wxChar*) wxInternalErrorStr;
+WXDLLEXPORT void wxError(const wxString& msg, const wxString& title = wxInternalErrorStr);
+
+// Fatal error (exits)
+WXDLLEXPORT_DATA(extern const wxChar*) wxFatalErrorStr;
+WXDLLEXPORT void wxFatalError(const wxString& msg, const wxString& title = wxFatalErrorStr);
+
+
 #endif
     // _WX_UTILSH__