Don't duplicate event sending code in wxGTK wxListBox.

[wxWidgets.git] / include / wx / generic / grid.h

diff --git a/include/wx/generic/grid.h b/include/wx/generic/grid.h
index f2404fcd9d47fe7ad15329a640c1a7ce051745ff..e02f4848e1978efde674d53ebfff3a3c1a8a507e 100644 (file)
--- a/include/wx/generic/grid.h
+++ b/include/wx/generic/grid.h
@@ -388,8 +388,7 @@ public:
     {
         Init(attrDefault);
 
-        // MB: args used to be 0,0 here but wxALIGN_LEFT is 0
-        SetAlignment(-1, -1);
+        SetAlignment(wxALIGN_INVALID, wxALIGN_INVALID);
     }
 
     // VZ: considering the number of members wxGridCellAttr has now, this ctor
@@ -436,7 +435,10 @@ public:
     bool HasTextColour() const { return m_colText.Ok(); }
     bool HasBackgroundColour() const { return m_colBack.Ok(); }
     bool HasFont() const { return m_font.Ok(); }
-    bool HasAlignment() const { return (m_hAlign != -1 || m_vAlign != -1); }
+    bool HasAlignment() const
+    {
+        return m_hAlign != wxALIGN_INVALID || m_vAlign != wxALIGN_INVALID;
+    }
     bool HasRenderer() const { return m_renderer != NULL; }
     bool HasEditor() const { return m_editor != NULL; }
     bool HasReadWriteMode() const { return m_isReadOnly != Unset; }
@@ -447,6 +449,15 @@ public:
     const wxColour& GetBackgroundColour() const;
     const wxFont& GetFont() const;
     void GetAlignment(int *hAlign, int *vAlign) const;
+
+    // unlike GetAlignment() which always overwrites its output arguments with
+    // the alignment values to use, falling back on default alignment if this
+    // attribute doesn't have any, this function will preserve the values of
+    // parameters on entry if the corresponding alignment is not set in this
+    // attribute meaning that they can be initialized to default alignment (and
+    // also that they must be initialized, unlike with GetAlignment())
+    void GetNonDefaultAlignment(int *hAlign, int *vAlign) const;
+
     void GetSize(int *num_rows, int *num_cols) const;
     bool GetOverflow() const
         { return m_overflow != SingleCell; }
@@ -1257,6 +1268,12 @@ public:
     void     SetRowAttr(int row, wxGridCellAttr *attr);
     void     SetColAttr(int col, wxGridCellAttr *attr);
 
+    // the grid can cache attributes for the recently used cells (currently it
+    // only caches one attribute for the most recently used one) and might
+    // notice that its value in the attribute provider has changed -- if this
+    // happens, call this function to force it
+    void RefreshAttr(int row, int col);
+
     // returns the attribute we may modify in place: a new one if this cell
     // doesn't have any yet or the existing one if it does
     //
@@ -1290,7 +1307,24 @@ public:
     void     GetCellAlignment( int row, int col, int *horiz, int *vert ) const;
     bool     GetDefaultCellOverflow() const;
     bool     GetCellOverflow( int row, int col ) const;
-    void     GetCellSize( int row, int col, int *num_rows, int *num_cols ) const;
+
+    // this function returns 1 in num_rows and num_cols for normal cells,
+    // positive numbers for a cell spanning multiple columns/rows (as set with
+    // SetCellSize()) and _negative_ numbers corresponding to the offset of the
+    // top left cell of the span from this one for the other cells covered by
+    // this cell
+    //
+    // the return value is CellSpan_None, CellSpan_Main or CellSpan_Inside for
+    // each of these cases respectively
+    enum CellSpan
+    {
+        CellSpan_Inside = -1,
+        CellSpan_None = 0,
+        CellSpan_Main
+    };
+
+    CellSpan GetCellSize( int row, int col, int *num_rows, int *num_cols ) const;
+
     wxSize GetCellSize(const wxGridCellCoords& coords)
     {
         wxSize s;
@@ -1567,10 +1601,10 @@ public:
     }
 
     // Allow adjustment of scroll increment. The default is (15, 15).
-    void SetScrollLineX(int x) { m_scrollLineX = x; }
-    void SetScrollLineY(int y) { m_scrollLineY = y; }
-    int GetScrollLineX() const { return m_scrollLineX; }
-    int GetScrollLineY() const { return m_scrollLineY; }
+    void SetScrollLineX(int x) { m_xScrollPixelsPerLine = x; }
+    void SetScrollLineY(int y) { m_yScrollPixelsPerLine = y; }
+    int GetScrollLineX() const { return m_xScrollPixelsPerLine; }
+    int GetScrollLineY() const { return m_yScrollPixelsPerLine; }
 
     // ------- drag and drop
 #if wxUSE_DRAG_AND_DROP
@@ -1675,9 +1709,9 @@ public:
     void SetLabelAlignment( int orientation, int align )
         {
             if ( orientation == wxHORIZONTAL )
-                SetColLabelAlignment( align, -1 );
+                SetColLabelAlignment( align, wxALIGN_INVALID );
             else
-                SetRowLabelAlignment( align, -1 );
+                SetRowLabelAlignment( align, wxALIGN_INVALID );
         }
 
     int GetLabelAlignment( int orientation, int WXUNUSED(align) ) const
@@ -2018,9 +2052,6 @@ protected:
     bool       m_editable;              // applies to whole grid
     bool       m_cellEditCtrlEnabled;   // is in-place edit currently shown?
 
-    int m_scrollLineX; // X scroll increment
-    int m_scrollLineY; // Y scroll increment
-
     void Init();        // common part of all ctors
     void Create();
     void CreateColumnWindow();
@@ -2591,9 +2622,9 @@ extern const int wxEVT_GRID_CREATE_CELL;
 extern const int wxEVT_GRID_CHANGE_LABELS;
 extern const int wxEVT_GRID_CHANGE_SEL_LABEL;
 
-#define EVT_GRID_CREATE_CELL(fn)      DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CREATE_CELL,      wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
-#define EVT_GRID_CHANGE_LABELS(fn)    DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_LABELS,    wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
-#define EVT_GRID_CHANGE_SEL_LABEL(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_SEL_LABEL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
+#define EVT_GRID_CREATE_CELL(fn)      wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CREATE_CELL,      wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
+#define EVT_GRID_CHANGE_LABELS(fn)    wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_LABELS,    wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
+#define EVT_GRID_CHANGE_SEL_LABEL(fn) wxDECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_SEL_LABEL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction)  wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
 
 #endif