X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b42d5f75565e01358a4636cf536da6ceb935ee9e..c2a738e372126950e5c70f72a3e8876f1ac89bf5:/include/wx/generic/grid.h

diff --git a/include/wx/generic/grid.h b/include/wx/generic/grid.h
index 8f66617f86..f2404fcd9d 100644
--- a/include/wx/generic/grid.h
+++ b/include/wx/generic/grid.h
@@ -44,11 +44,11 @@ extern WXDLLIMPEXP_DATA_ADV(const char) wxGridNameStr[];
 #define WXGRID_DEFAULT_SCROLLBAR_WIDTH        16
 
 // type names for grid table values
-#define wxGRID_VALUE_STRING     _T("string")
-#define wxGRID_VALUE_BOOL       _T("bool")
-#define wxGRID_VALUE_NUMBER     _T("long")
-#define wxGRID_VALUE_FLOAT      _T("double")
-#define wxGRID_VALUE_CHOICE     _T("choice")
+#define wxGRID_VALUE_STRING     wxT("string")
+#define wxGRID_VALUE_BOOL       wxT("bool")
+#define wxGRID_VALUE_NUMBER     wxT("long")
+#define wxGRID_VALUE_FLOAT      wxT("double")
+#define wxGRID_VALUE_CHOICE     wxT("choice")
 
 #define wxGRID_VALUE_TEXT wxGRID_VALUE_STRING
 #define wxGRID_VALUE_LONG wxGRID_VALUE_NUMBER
@@ -282,6 +282,87 @@ protected:
     wxDECLARE_NO_COPY_CLASS(wxGridCellEditor);
 };
 
+// ----------------------------------------------------------------------------
+// wxGridHeaderRenderer and company: like wxGridCellRenderer but for headers
+// ----------------------------------------------------------------------------
+
+// Base class for corner window renderer: it is the simplest of all renderers
+// and only has a single function
+class WXDLLIMPEXP_ADV wxGridCornerHeaderRenderer
+{
+public:
+    // Draw the border around the corner window.
+    virtual void DrawBorder(const wxGrid& grid,
+                            wxDC& dc,
+                            wxRect& rect) const = 0;
+
+    // make the dtor of a class with virtual functions virtual to avoid g++
+    // warnings, even though this class is not supposed to be used
+    // polymorphically
+    virtual ~wxGridCornerHeaderRenderer() { }
+};
+
+
+// Base class for the row/column header cells renderers
+class WXDLLIMPEXP_ADV wxGridHeaderLabelsRenderer
+    : public wxGridCornerHeaderRenderer
+{
+public:
+    // Draw header cell label
+    virtual void DrawLabel(const wxGrid& grid,
+                           wxDC& dc,
+                           const wxString& value,
+                           const wxRect& rect,
+                           int horizAlign,
+                           int vertAlign,
+                           int textOrientation) const;
+};
+
+// Currently the row/column/corner renders don't need any methods other than
+// those already in wxGridHeaderLabelsRenderer but still define separate classes
+// for them for future extensions and also for better type safety (i.e. to
+// avoid inadvertently using a column header renderer for the row headers)
+class WXDLLIMPEXP_ADV wxGridRowHeaderRenderer
+    : public wxGridHeaderLabelsRenderer
+{
+};
+
+class WXDLLIMPEXP_ADV wxGridColumnHeaderRenderer
+    : public wxGridHeaderLabelsRenderer
+{
+};
+
+// Also define the default renderers which are used by wxGridCellAttrProvider
+// by default
+class WXDLLIMPEXP_ADV wxGridRowHeaderRendererDefault
+    : public wxGridRowHeaderRenderer
+{
+public:
+    virtual void DrawBorder(const wxGrid& grid,
+                            wxDC& dc,
+                            wxRect& rect) const;
+};
+
+// Column header cells renderers
+class WXDLLIMPEXP_ADV wxGridColumnHeaderRendererDefault
+    : public wxGridColumnHeaderRenderer
+{
+public:
+    virtual void DrawBorder(const wxGrid& grid,
+                            wxDC& dc,
+                            wxRect& rect) const;
+};
+
+// Header corner renderer
+class WXDLLIMPEXP_ADV wxGridCornerHeaderRendererDefault
+    : public wxGridCornerHeaderRenderer
+{
+public:
+    virtual void DrawBorder(const wxGrid& grid,
+                            wxDC& dc,
+                            wxRect& rect) const;
+};
+
 
 // ----------------------------------------------------------------------------
 // wxGridCellAttr: this class can be used to alter the cells appearance in
@@ -464,6 +545,14 @@ public:
     void UpdateAttrRows( size_t pos, int numRows );
     void UpdateAttrCols( size_t pos, int numCols );
 
+
+    // get renderers for the given row/column header label and the corner
+    // window: unlike cell renderers, these objects are not reference counted
+    // and are never NULL so they are returned by reference
+    virtual const wxGridColumnHeaderRenderer& GetColumnHeaderRenderer(int col);
+    virtual const wxGridRowHeaderRenderer& GetRowHeaderRenderer(int row);
+    virtual const wxGridCornerHeaderRenderer& GetCornerRenderer();
+
 private:
     void InitData();
 
@@ -923,12 +1012,12 @@ public:
     void DrawTextRectangle( wxDC& dc, const wxString&, const wxRect&,
                             int horizontalAlignment = wxALIGN_LEFT,
                             int verticalAlignment = wxALIGN_TOP,
-                            int textOrientation = wxHORIZONTAL );
+                            int textOrientation = wxHORIZONTAL ) const;
 
     void DrawTextRectangle( wxDC& dc, const wxArrayString& lines, const wxRect&,
                             int horizontalAlignment = wxALIGN_LEFT,
                             int verticalAlignment = wxALIGN_TOP,
-                            int textOrientation = wxHORIZONTAL );
+                            int textOrientation = wxHORIZONTAL ) const;
 
 
     // Split a string containing newline characters into an array of
@@ -2001,10 +2090,12 @@ protected:
     friend class wxGridColLabelWindow;
     friend class wxGridRowLabelWindow;
     friend class wxGridWindow;
+    friend class wxGridHeaderRenderer;
 
     friend class wxGridHeaderCtrl;
 
 private:
+
     // implement wxScrolledWindow method to return m_gridWin size
     virtual wxSize GetSizeAvailableForScrollTarget(const wxSize& size);
 
@@ -2144,7 +2235,7 @@ public:
     // more than once
     void Create(wxGrid *grid)
     {
-        wxASSERT_MSG( !m_grid, _T("shouldn't be called more than once") );
+        wxASSERT_MSG( !m_grid, wxT("shouldn't be called more than once") );
 
         Init(grid);
     }