Correct decoding of 4-byte integers in png2c script.

[wxWidgets.git] / interface / wx / valtext.h

diff --git a/interface/wx/valtext.h b/interface/wx/valtext.h
index 17aba3a2adf4788e674590e93d15e7164c78a43d..f0d03f5f97a2d18739ddaf171e73da5acd9b6be6 100644 (file)
--- a/interface/wx/valtext.h
+++ b/interface/wx/valtext.h
@@ -3,18 +3,26 @@
 // Purpose:     interface of wxTextValidator
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
 /**
     Styles used by wxTextValidator.
+
+    Note that when you specify more styles in wxTextValidator the validation checks
+    are performed in the order in which the styles of this enumeration are defined.
 */
 enum wxTextValidatorStyle
 {
     /// No filtering takes place.
     wxFILTER_NONE,
 
+    /// Empty strings are filtered out.
+    /// If this style is not specified then empty strings are accepted
+    /// only if they pass the other checks (if you use more than one wxTextValidatorStyle).
+    wxFILTER_EMPTY,
+
     /// Non-ASCII characters are filtered out. See wxString::IsAscii.
     wxFILTER_ASCII,
 
@@ -31,10 +39,10 @@ enum wxTextValidatorStyle
     /// Non-numeric characters are filtered out.
     /// Uses the wxWidgets wrapper for the standard CRT function @c isdigit
     /// (which is locale-dependent) on all characters of the string.
-    wxFILTER_SIMPLE_NUMBER,
+    wxFILTER_DIGITS,
 
     /// Non-numeric characters are filtered out.
-    /// Works like @c wxFILTER_SIMPLE_NUMBER but allows also decimal points,
+    /// Works like @c wxFILTER_DIGITS but allows also decimal points,
     /// minus/plus signs and the 'e' or 'E' character to input exponents.
     /// Note that this is not the same behaviour of wxString::IsNumber().
     wxFILTER_NUMERIC,
@@ -43,15 +51,15 @@ enum wxTextValidatorStyle
     /// the list, complaining if not. See wxTextValidator::SetIncludes().
     wxFILTER_INCLUDE_LIST,
 
-    /// Use an exclude list. The validator checks if the user input is on
-    /// the list, complaining if it is. See wxTextValidator::SetExcludes().
-    wxFILTER_EXCLUDE_LIST,
-
     /// Use an include list. The validator checks if each input character is
     /// in the list (one character per list element), complaining if not.
     /// See wxTextValidator::SetCharIncludes().
     wxFILTER_INCLUDE_CHAR_LIST,
 
+    /// Use an exclude list. The validator checks if the user input is on
+    /// the list, complaining if it is. See wxTextValidator::SetExcludes().
+    wxFILTER_EXCLUDE_LIST,
+
     /// Use an exclude list. The validator checks if each input character is
     /// in the list (one character per list element), complaining if it is.
     /// See wxTextValidator::SetCharExcludes().
@@ -69,7 +77,8 @@ enum wxTextValidatorStyle
     @library{wxcore}
     @category{validator}
 
-    @see @ref overview_validator, wxValidator, wxGenericValidator
+    @see @ref overview_validator, wxValidator, wxGenericValidator,
+        wxIntegerValidator, wxFloatingPointValidator
 */
 class wxTextValidator : public wxValidator
 {
@@ -83,14 +92,14 @@ public:
         Constructor taking a style and optional pointer to a wxString variable.
 
         @param style
-            One of the ::wxTextValidatorStyle styles.
+            One or more of the ::wxTextValidatorStyle styles. See SetStyle().
         @param valPtr
             A pointer to a wxString variable that contains the value. This
             variable should have a lifetime equal to or longer than the
             validator lifetime (which is usually determined by the lifetime of
             the window).
     */
-    wxTextValidator(wxTextValidatorStyle style = wxFILTER_NONE, wxString* valPtr = NULL);
+    wxTextValidator(long style = wxFILTER_NONE, wxString* valPtr = NULL);
 
     /**
         Clones the text validator using the copy constructor.
@@ -109,8 +118,15 @@ public:
 
     /**
         Returns the validator style.
+
+        @see HasFlag()
+    */
+    long GetStyle() const;
+
+    /**
+        Returns @true if the given @a style bit is set in the current style.
     */
-    wxTextValidatorStyle GetStyle() const;
+    bool HasFlag(wxTextValidatorStyle style) const;
 
     /**
         Receives character input from the window and filters it according to
@@ -147,9 +163,16 @@ public:
     void SetCharIncludes(const wxString& chars);
 
     /**
-        Sets the validator style.
+        Sets the validator style which must be a combination of one or more
+        of the ::wxTextValidatorStyle values.
+
+        Note that not all possible combinations make sense!
+        Also note that the order in which the checks are performed is important,
+        in case you specify more than a single style.
+        wxTextValidator will perform the checks in the same definition order
+        used in the ::wxTextValidatorStyle enumeration.
     */
-    void SetStyle(wxTextValidatorStyle style);
+    void SetStyle(long style);
 
     /**
         Transfers the value in the text control to the string.
@@ -166,5 +189,25 @@ public:
         depending on the validator style.
     */
     virtual bool Validate(wxWindow* parent);
+
+protected:
+
+    /**
+        Returns @true if all the characters of the given @a val string
+        are present in the include list (set by SetIncludes() or SetCharIncludes()).
+    */
+    bool ContainsOnlyIncludedCharacters(const wxString& val) const;
+
+    /**
+        Returns true if at least one character of the given @a val string
+        is present in the exclude list (set by SetExcludes() or SetCharExcludes()).
+    */
+    bool ContainsExcludedCharacters(const wxString& val) const;
+
+    /**
+        Returns the error message if the contents of @a val are invalid
+        or the empty string if @a val is valid.
+    */
+    virtual wxString IsValid(const wxString& val) const;
 };