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

diff --git a/interface/wx/brush.h b/interface/wx/brush.h
index 945f1d74876271db4ce3d6c6e9de973057789d17..67467e5bfc4db1f04a5d3f15b23f5ebedc5b01f5 100644 (file)
--- a/interface/wx/brush.h
+++ b/interface/wx/brush.h
@@ -3,7 +3,7 @@
 // Purpose:     interface of wxBrush
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 /**
@@ -30,26 +30,29 @@ enum wxBrushStyle
     wxBRUSHSTYLE_STIPPLE = wxSTIPPLE,
         /**< Uses a bitmap as a stipple. */
 
-    wxBRUSHSTYLE_BDIAGONAL_HATCH = wxBDIAGONAL_HATCH,
+    wxBRUSHSTYLE_BDIAGONAL_HATCH,
         /**< Backward diagonal hatch. */
 
-    wxBRUSHSTYLE_CROSSDIAG_HATCH = wxCROSSDIAG_HATCH,
+    wxBRUSHSTYLE_CROSSDIAG_HATCH,
         /**< Cross-diagonal hatch. */
 
-    wxBRUSHSTYLE_FDIAGONAL_HATCH = wxFDIAGONAL_HATCH,
+    wxBRUSHSTYLE_FDIAGONAL_HATCH,
         /**< Forward diagonal hatch. */
 
-    wxBRUSHSTYLE_CROSS_HATCH = wxCROSS_HATCH,
+    wxBRUSHSTYLE_CROSS_HATCH,
         /**< Cross hatch. */
 
-    wxBRUSHSTYLE_HORIZONTAL_HATCH = wxHORIZONTAL_HATCH,
+    wxBRUSHSTYLE_HORIZONTAL_HATCH,
         /**< Horizontal hatch. */
 
-    wxBRUSHSTYLE_VERTICAL_HATCH = wxVERTICAL_HATCH,
+    wxBRUSHSTYLE_VERTICAL_HATCH,
         /**< Vertical hatch. */
 
-    wxBRUSHSTYLE_FIRST_HATCH = wxFIRST_HATCH,
-    wxBRUSHSTYLE_LAST_HATCH = wxLAST_HATCH,
+    wxBRUSHSTYLE_FIRST_HATCH,
+        /**< First of the hatch styles (inclusive). */
+
+    wxBRUSHSTYLE_LAST_HATCH
+        /**< Last of the hatch styles (inclusive). */
 };
 
 
@@ -172,12 +175,47 @@ public:
     virtual bool IsHatch() const;
 
     /**
-        Returns @true if the brush is initialised. It will return @false if the default
-        constructor has been used (for example, the brush is a member of a class, or
-        @NULL has been assigned to it).
+        Returns @true if the brush is initialised.
+
+        Notice that an uninitialized brush object can't be queried for any
+        brush properties and all calls to the accessor methods on it will
+        result in an assert failure.
     */
     virtual bool IsOk() const;
 
+    /**
+        Returns @true if the brush is a valid non-transparent brush.
+
+        This method returns @true if the brush object is initialized and has a
+        non-transparent style. Notice that this should be used instead of
+        simply testing whether GetStyle() returns a style different from
+        wxBRUSHSTYLE_TRANSPARENT if the brush may be invalid as GetStyle()
+        would assert in this case.
+
+        @see IsTransparent()
+
+        @since 2.9.2.
+     */
+    bool IsNonTransparent() const;
+
+    /**
+        Returns @true if the brush is transparent.
+
+        A transparent brush is simply a brush with wxBRUSHSTYLE_TRANSPARENT
+        style.
+
+        Notice that this function works even for non-initialized brushes (for
+        which it returns @false) unlike tests of the form <code>GetStyle() ==
+        wxBRUSHSTYLE_TRANSPARENT</code> which would assert if the brush is
+        invalid.
+
+        @see IsNonTransparent()
+
+        @since 2.9.2.
+     */
+    bool IsTransparent() const;
+
+
     //@{
     /**
         Sets the brush colour using red, green and blue values.
@@ -323,7 +361,7 @@ wxBrush* wxRED_BRUSH;
 
     @see wxBrush
 */
-class wxBrushList : public wxList
+class wxBrushList
 {
 public:
     /**