s/""/wxEmptyString

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57980 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

interface/wx/combobox.h

@@ -99,7 +99,7 @@ public:
         @see Create(), wxValidator
     */
     wxComboBox(wxWindow* parent, wxWindowID id,
-               const wxString& value = "",
+               const wxString& value = wxEmptyString,
                const wxPoint& pos = wxDefaultPosition,
                const wxSize& size = wxDefaultSize,
                int n = 0,

interface/wx/dirdlg.h

@@ -134,7 +134,7 @@ public:
     @header{wx/dirdlg.h}
 */
 wxString wxDirSelector(const wxString& message = wxDirSelectorPromptStr,
-                       const wxString& default_path = "",
+                       const wxString& default_path = wxEmptyString,
                        long style = 0,
                        const wxPoint& pos = wxDefaultPosition,
                        wxWindow* parent = NULL);

interface/wx/filedlg.h

@@ -14,9 +14,10 @@
     It pops up a file selector box (native for Windows and GTK2.4+).
 
     The path and filename are distinct elements of a full file pathname.
-    If path is "", the current directory will be used. If filename is "", no default
+    If path is wxEmptyString, the current directory will be used.
-    filename will be supplied. The wildcard determines what files are displayed in the
+    If filename is wxEmptyString, no default filename will be supplied.
-    file selector, and file extension supplies a type extension for the required filename.
+    The wildcard determines what files are displayed in the file selector,
+    and file extension supplies a type extension for the required filename.
 
     @remarks
     All implementations of the wxFileDialog provide a wildcard filter. Typing a filename
@@ -272,9 +273,9 @@ public:
     @header{wx/filedlg.h}
 */
 wxString wxFileSelector(const wxString& message,
-                        const wxString& default_path = "",
+                        const wxString& default_path = wxEmptyString,
-                        const wxString& default_filename = "",
+                        const wxString& default_filename = wxEmptyString,
-                        const wxString& default_extension = "",
+                        const wxString& default_extension = wxEmptyString,
                         const wxString& wildcard = ".",
                         int flags = 0,
                         wxWindow* parent = NULL,

interface/wx/font.h

@@ -313,7 +313,7 @@ public:
     wxFont(int pointSize, wxFontFamily family, int style,
            wxFontWeight weight,
            bool underline = false,
-           const wxString& faceName = "",
+           const wxString& faceName = wxEmptyString,
            wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
 
     /**
@@ -362,7 +362,7 @@ public:
     wxFont(const wxSize& pixelSize, wxFontFamily family,
            int style, wxFontWeight weight,
            bool underline = false,
-           const wxString& faceName = "",
+           const wxString& faceName = wxEmptyString,
            wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
     //@}
 
@@ -476,23 +476,23 @@ public:
     static wxFont* New(int pointSize, wxFontFamily family, int style,
                        wxFontWeight weight,
                        bool underline = false,
-                       const wxString& faceName = "",
+                       const wxString& faceName = wxEmptyString,
                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
     static wxFont* New(int pointSize, wxFontFamily family,
                        int flags = wxFONTFLAG_DEFAULT,
-                       const wxString& faceName = "",
+                       const wxString& faceName = wxEmptyString,
                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
     static wxFont* New(const wxSize& pixelSize,
                        wxFontFamily family,
                        int style,
                        wxFontWeight weight,
                        bool underline = false,
-                       const wxString& faceName = "",
+                       const wxString& faceName = wxEmptyString,
                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
     static wxFont* New(const wxSize& pixelSize,
                        wxFontFamily family,
                        int flags = wxFONTFLAG_DEFAULT,
-                       const wxString& faceName = "",
+                       const wxString& faceName = wxEmptyString,
                        wxFontEncoding encoding = wxFONTENCODING_DEFAULT);
     //@}
 

interface/wx/fontenum.h

@@ -56,7 +56,7 @@ public:
         Return array of strings containing all encodings found by
         EnumerateEncodings().
     */
-    static wxArrayString GetEncodings(const wxString& facename = "");
+    static wxArrayString GetEncodings(const wxString& facename = wxEmptyString);
 
     /**
         Return array of strings containing all facenames found by

interface/wx/metafile.h

@@ -39,7 +39,7 @@ public:
         Constructor.
         If no filename is passed, the metafile is created in memory.
     */
-    wxMetafileDC(const wxString& filename = "");
+    wxMetafileDC(const wxString& filename = wxEmptyString);
 
     /**
         Destructor.
@@ -82,7 +82,7 @@ public:
         If a filename is given, the Windows disk metafile is read in.
         Check whether this was performed successfully by using the IsOk() member.
     */
-    wxMetafile(const wxString& filename = "");
+    wxMetafile(const wxString& filename = wxEmptyString);
 
     /**
         Destructor.

interface/wx/odcombo.h

@@ -97,7 +97,7 @@ public:
         @see Create(), wxValidator
     */
     wxOwnerDrawnComboBox(wxWindow* parent, wxWindowID id,
-                         const wxString& value = "",
+                         const wxString& value = wxEmptyString,
                          const wxPoint& pos = wxDefaultPosition,
                          const wxSize& size = wxDefaultSize,
                          int n = 0,
@@ -153,7 +153,7 @@ public:
         @remarks Derived classes should call or replace this function.
     */
     bool Create(wxWindow* parent, wxWindowID id,
-                const wxString& value = "",
+                const wxString& value = wxEmptyString,
                 const wxPoint& pos = wxDefaultPosition,
                 const wxSize& size = wxDefaultSize,
                 int n, const wxString choices[],

interface/wx/textdlg.h

@@ -133,7 +133,7 @@ public:
 */
 wxString wxGetTextFromUser(const wxString& message,
                            const wxString& caption = "Input text",
-                           const wxString& default_value = "",
+                           const wxString& default_value = wxEmptyString,
                            wxWindow* parent = NULL,
                            int x = wxDefaultCoord,
                            int y = wxDefaultCoord,
@@ -148,7 +148,7 @@ wxString wxGetTextFromUser(const wxString& message,
 */
 wxString wxGetPasswordFromUser(const wxString& message,
                                const wxString& caption = "Input text",
-                               const wxString& default_value = "",
+                               const wxString& default_value = wxEmptyString,
                                wxWindow* parent = NULL,
                                int x = wxDefaultCoord,
                                int y = wxDefaultCoord,

interface/wx/utils.h

@@ -538,7 +538,7 @@ wxString wxGetFullHostName();
 
     @header{wx/utils.h}
 */
-wxString wxGetUserHome(const wxString& user = "");
+wxString wxGetUserHome(const wxString& user = wxEmptyString);
 
 /**
     This function returns the "user id" also known as "login name" under Unix