X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/20b35a6916b9b54af4bbfe4227393c08cd9a2724..3af5821cf964398265547e23341e50cb6f55c081:/src/common/gbsizer.cpp

diff --git a/src/common/gbsizer.cpp b/src/common/gbsizer.cpp
index 5274809991..85653bc76d 100644
--- a/src/common/gbsizer.cpp
+++ b/src/common/gbsizer.cpp
@@ -27,7 +27,7 @@
 
 //---------------------------------------------------------------------------
 
-IMPLEMENT_CLASS(wxGBSizerItem, wxSizerItem)
+IMPLEMENT_DYNAMIC_CLASS(wxGBSizerItem, wxSizerItem)
 IMPLEMENT_CLASS(wxGridBagSizer, wxFlexGridSizer)
 
 const wxGBSpan wxDefaultSpan;
@@ -46,7 +46,7 @@ wxGBSizerItem::wxGBSizerItem( int width,
     : wxSizerItem(width, height, 0, flag, border, userData),
       m_pos(pos),
       m_span(span),
-      m_sizer(NULL)
+      m_gbsizer(NULL)
 {
 }
 
@@ -60,7 +60,7 @@ wxGBSizerItem::wxGBSizerItem( wxWindow *window,
     : wxSizerItem(window, 0, flag, border, userData),
       m_pos(pos),
       m_span(span),
-      m_sizer(NULL)
+      m_gbsizer(NULL)
 {
 }
 
@@ -74,10 +74,17 @@ wxGBSizerItem::wxGBSizerItem( wxSizer *sizer,
     : wxSizerItem(sizer, 0, flag, border, userData),
       m_pos(pos),
       m_span(span),
-      m_sizer(NULL)
+      m_gbsizer(NULL)
 {
 }
 
+wxGBSizerItem::wxGBSizerItem()
+    : wxSizerItem(),
+      m_pos(-1,-1),
+      m_span(-1,-1),
+      m_gbsizer(NULL)
+{
+}
 
 //---------------------------------------------------------------------------
 
@@ -97,9 +104,9 @@ void wxGBSizerItem::GetSpan(int& rowspan, int& colspan) const
 
 bool wxGBSizerItem::SetPos( const wxGBPosition& pos )
 {
-    if (m_sizer)
+    if (m_gbsizer)
     {
-        wxCHECK_MSG( !m_sizer->CheckForIntersection(pos, m_span, this), false,
+        wxCHECK_MSG( !m_gbsizer->CheckForIntersection(pos, m_span, this), false,
                  wxT("An item is already at that position") );
     }
     m_pos = pos;
@@ -108,9 +115,9 @@ bool wxGBSizerItem::SetPos( const wxGBPosition& pos )
 
 bool wxGBSizerItem::SetSpan( const wxGBSpan& span )
 {
-    if (m_sizer)
+    if (m_gbsizer)
     {
-        wxCHECK_MSG( !m_sizer->CheckForIntersection(m_pos, span, this), false,
+        wxCHECK_MSG( !m_gbsizer->CheckForIntersection(m_pos, span, this), false,
                  wxT("An item is already at that position") );
     }
     m_span = span;
@@ -219,8 +226,10 @@ bool wxGridBagSizer::Add( int width, int height,
 
 bool wxGridBagSizer::Add( wxGBSizerItem *item )
 {
-        m_children.Append(item);
-    item->SetSizer(this);
+    wxCHECK_MSG( !CheckForIntersection(item), false,
+                 wxT("An item is already at that position") );
+    m_children.Append(item);
+    item->SetGBSizer(this);
     if ( item->GetWindow() )
         item->GetWindow()->SetContainingSizer( this );
 
@@ -231,6 +240,15 @@ bool wxGridBagSizer::Add( wxGBSizerItem *item )
 
 //---------------------------------------------------------------------------
 
+wxSize wxGridBagSizer::GetCellSize(int row, int col) const
+{
+    wxCHECK_MSG( (row < m_rows) && (col < m_cols),
+                 wxDefaultSize,
+                 wxT("Invalid cell."));
+    return wxSize( m_colWidths[col], m_rowHeights[row] );
+}
+
+
 wxGBPosition wxGridBagSizer::GetItemPosition(wxWindow *window)
 {
     wxGBPosition badpos(-1,-1);
@@ -388,6 +406,24 @@ wxGBSizerItem* wxGridBagSizer::FindItemAtPosition(const wxGBPosition& pos)
 
 
 
+wxGBSizerItem* wxGridBagSizer::FindItemAtPoint(const wxPoint& pt)
+{
+    wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+    while (node)
+    {
+        wxGBSizerItem* item = (wxGBSizerItem*)node->GetData();
+        wxRect rect(item->GetPosition(), item->GetSize());
+        rect.Inflate(m_hgap, m_vgap);
+        if ( rect.Inside(pt) )
+            return item;
+        node = node->GetNext();
+    }
+    return NULL;
+}
+
+
+
+
 wxGBSizerItem* wxGridBagSizer::FindItemWithData(const wxObject* userData)
 {
     wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
@@ -449,14 +485,14 @@ wxSize wxGridBagSizer::CalcMin()
 
     // Now traverse the heights and widths arrays calcing the totals, including gaps
     int width = 0;
-    int ncols = m_colWidths.GetCount();
-    for (idx=0; idx < ncols; idx++)
-        width += m_colWidths[idx] + ( idx == ncols-1 ? 0 : m_hgap );
+    m_cols = m_colWidths.GetCount();
+    for (idx=0; idx < m_cols; idx++)
+        width += m_colWidths[idx] + ( idx == m_cols-1 ? 0 : m_hgap );
 
     int height = 0;
-    int nrows = m_rowHeights.GetCount();
-    for (idx=0; idx < nrows; idx++)
-        height += m_rowHeights[idx] + ( idx == nrows-1 ? 0 : m_vgap );
+    m_rows = m_rowHeights.GetCount();
+    for (idx=0; idx < m_rows; idx++)
+        height += m_rowHeights[idx] + ( idx == m_rows-1 ? 0 : m_vgap );
 
     return wxSize(width, height);   
 }
@@ -474,17 +510,17 @@ void wxGridBagSizer::RecalcSizes()
     wxPoint pt( GetPosition() );
     wxSize  sz( GetSize() );
    
-    int nrows = m_rowHeights.GetCount();
-    int ncols = m_colWidths.GetCount();
+    m_rows = m_rowHeights.GetCount();
+    m_cols = m_colWidths.GetCount();
     int idx, width, height;
 
-    AdjustForGrowables(sz, minsz, nrows, ncols);
+    AdjustForGrowables(sz, minsz, m_rows, m_cols);
 
     // Find the start positions on the window of the rows and columns
     wxArrayInt rowpos;
-    rowpos.Add(0, nrows);
+    rowpos.Add(0, m_rows);
     int y = pt.y;
-    for (idx=0; idx < nrows; idx++)
+    for (idx=0; idx < m_rows; idx++)
     {
         height = m_rowHeights[idx] + m_vgap;
         rowpos[idx] = y;
@@ -492,9 +528,9 @@ void wxGridBagSizer::RecalcSizes()
     }
 
     wxArrayInt colpos;
-    colpos.Add(0, ncols);
+    colpos.Add(0, m_cols);
     int x = pt.x;
-    for (idx=0; idx < ncols; idx++)
+    for (idx=0; idx < m_cols; idx++)
     {
         width = m_colWidths[idx] + m_hgap;
         colpos[idx] = x;
@@ -598,7 +634,7 @@ void wxGridBagSizer::Add( int width, int height, int, int flag, int border, wxOb
 // this class and should not be used.  Their implementation in this class
 // simply fails.
 
-void wxGridBagSizer::Add( wxSizerItem *item )
+void wxGridBagSizer::Add( wxSizerItem * )
 { wxFAIL_MSG(wxT("Invalid Add form called.")); }
 
 void wxGridBagSizer::Prepend( wxWindow *, int, int, int, wxObject*  )