initialize m_initialized to false to avoid spurious asserts

[wxWidgets.git] / src / common / sizer.cpp

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 71ed6cb4b6e59462632f51f25f3f5b7f087b0286..f077fcd102cc5b832ddd70666d4e05a8a334c378 100644 (file)
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -25,7 +25,11 @@
 #include "wx/utils.h"
 #include "wx/statbox.h"
 #include "wx/notebook.h"
 #include "wx/utils.h"
 #include "wx/statbox.h"
 #include "wx/notebook.h"

-#include <wx/listimpl.cpp>
+#include "wx/listimpl.cpp"
+
+#ifdef __WXMAC__
+#   include "wx/mac/uma.h"
+#endif

 
 //---------------------------------------------------------------------------
 
 
 //---------------------------------------------------------------------------
 


@@ -126,6 +130,18 @@ wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border,
     // m_size is calculated later
 }
 
     // m_size is calculated later
 }
 

+wxSizerItem::wxSizerItem()
+    : m_window( NULL )
+    , m_sizer( NULL )
+    , m_proportion( 0 )
+    , m_border( 0 )
+    , m_flag( 0 )
+    , m_show( true )
+    , m_ratio( 0.0 )
+    , m_userData( NULL )
+{
+}
+

 wxSizerItem::~wxSizerItem()
 {
     delete m_userData;
 wxSizerItem::~wxSizerItem()
 {
     delete m_userData;


@@ -566,7 +582,7 @@ wxSize wxSizer::Fit( wxWindow *window )
     wxSize size(window->IsTopLevel() ? FitSize(window)
                                      : GetMinWindowSize(window));
 
     wxSize size(window->IsTopLevel() ? FitSize(window)
                                      : GetMinWindowSize(window));
 

-    window->SetClientSize( size );
+    window->SetSize( size );

 
     return size;
 }
 
     return size;
 }


@@ -914,6 +930,8 @@ wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap )
     , m_vgap( vgap )
     , m_hgap( hgap )
 {
     , m_vgap( vgap )
     , m_hgap( hgap )
 {

+    if (m_rows == 0 && m_cols == 0)
+        m_rows = 1;

 }
 
 wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
 }
 
 wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )


@@ -922,6 +940,8 @@ wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
     , m_vgap( vgap )
     , m_hgap( hgap )
 {
     , m_vgap( vgap )
     , m_hgap( hgap )
 {

+    if (m_rows == 0 && m_cols == 0)
+        m_rows = 1;

 }
 
 int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const
 }
 
 int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const


@@ -1071,107 +1091,11 @@ void wxFlexGridSizer::RecalcSizes()
     if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
         return;
 
     if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
         return;
 

+    wxPoint pt( GetPosition() );

     wxSize sz( GetSize() );
     wxSize minsz( CalcMin() );
     wxSize sz( GetSize() );
     wxSize minsz( CalcMin() );

-    wxPoint pt( GetPosition() );

 
 

-    // what to do with the rows? by default, resize them proportionally
-    if ( sz.y > minsz.y && ( (m_flexDirection & wxVERTICAL) || (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) )
-    {
-        int sum_proportions = 0;
-        int growable_space = 0;
-        int num = 0;
-        size_t idx;
-        for (idx = 0; idx < m_growableRows.GetCount(); idx++)
-        {
-            // Since the number of rows/columns can change as items are inserted/deleted, we need
-            // to verify at runtime that the requested growable rows/columns are still valid.
-            if (m_growableRows[idx] >= nrows)
-                continue;
-            // If all items in a row/column are hidden, that row/column will have a dimension of -1.
-            // This causes the row/column to be hidden completely.
-            if (m_rowHeights[ m_growableRows[idx] ] == -1)
-                continue;
-            sum_proportions += m_growableRowsProportions[idx];
-            growable_space += m_rowHeights[ m_growableRows[idx] ];
-            num++;
-        }
-
-        if (num > 0)
-        {
-            for (idx = 0; idx < m_growableRows.GetCount(); idx++)
-            {
-                if (m_growableRows[idx] >= nrows )
-                    continue;
-                if (m_rowHeights[ m_growableRows[idx] ] == -1)
-                    m_rowHeights[ m_growableRows[idx] ] = 0;
-                else
-                {
-                    int delta = (sz.y - minsz.y);
-                    if (sum_proportions == 0)
-                        delta = (delta/num) + m_rowHeights[ m_growableRows[idx] ];
-                    else
-                        delta = ((delta+growable_space)*m_growableRowsProportions[idx]) / sum_proportions;
-                    m_rowHeights[ m_growableRows[idx] ] = delta;
-                }
-            }
-        }
-    }
-    else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.y > minsz.y) )
-    {
-        // rounding problem?
-        for ( int row = 0; row < nrows; ++row )
-            m_rowHeights[ row ] = sz.y / nrows;
-    }
-
-    // the same logic as above but for the columns
-    if ( sz.x > minsz.x && ( (m_flexDirection & wxHORIZONTAL) || (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) )
-    {
-        int sum_proportions = 0;
-        int growable_space = 0;
-        int num = 0;
-        size_t idx;
-        for (idx = 0; idx < m_growableCols.GetCount(); idx++)
-        {
-            // Since the number of rows/columns can change as items are inserted/deleted, we need
-            // to verify at runtime that the requested growable rows/columns are still valid.
-            if (m_growableCols[idx] >= ncols)
-                continue;
-            // If all items in a row/column are hidden, that row/column will have a dimension of -1.
-            // This causes the column to be hidden completely.
-            if (m_colWidths[ m_growableCols[idx] ] == -1)
-                continue;
-            sum_proportions += m_growableColsProportions[idx];
-            // wtb 5/12/02 bugfix - was m_ColWidths[idx]!!
-            growable_space += m_colWidths[ m_growableCols[idx] ];
-            num++;
-        }
-
-        if (num > 0)
-        {
-            for (idx = 0; idx < m_growableCols.GetCount(); idx++)
-            {
-                if (m_growableCols[idx] >= ncols )
-                    continue;
-                if (m_colWidths[ m_growableCols[idx] ] == -1)
-                    m_colWidths[ m_growableCols[idx] ] = 0;
-                else
-                {
-                    int delta = (sz.x - minsz.x);
-                    if (sum_proportions == 0)
-                        delta = (delta/num) + m_colWidths[ m_growableCols[idx] ];
-                    else
-                        delta = ((delta+growable_space)*m_growableColsProportions[idx])/sum_proportions;
-                    m_colWidths[ m_growableCols[idx] ] = delta;
-                }
-            }
-        }
-    }
-    else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.x > minsz.x) )
-    {
-        for ( int col=0; col < ncols; ++col )
-            m_colWidths[ col ] = sz.x / ncols;
-    }
+    AdjustForGrowables(sz, minsz, nrows, ncols);

 
     sz = wxSize( pt.x + sz.x, pt.y + sz.y );
 
 
     sz = wxSize( pt.x + sz.x, pt.y + sz.y );
 


@@ -1241,8 +1165,27 @@ wxSize wxFlexGridSizer::CalcMin()
         i++;
     }
 
         i++;
     }
 

-    // the logic above works when we resize flexibly in both directions but
-    // maybe this is not the case
+    AdjustForFlexDirection();
+    
+    // Sum total minimum size, including gaps between rows/columns.
+    // -1 is used as a magic number meaning empty column.
+    int width = 0;
+    for (int col = 0; col < ncols; col++)
+        if ( m_colWidths[ col ] != -1 )
+            width += m_colWidths[ col ] + ( col == ncols-1 ? 0 : m_hgap );
+
+    int height = 0;
+    for (int row = 0; row < nrows; row++)
+        if ( m_rowHeights[ row ] != -1 )
+            height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap );
+
+    return wxSize( width, height );
+}
+
+void wxFlexGridSizer::AdjustForFlexDirection()
+{
+    // the logic in CalcMin works when we resize flexibly in both directions
+    // but maybe this is not the case

     if ( m_flexDirection != wxBOTH )
     {
         // select the array corresponding to the direction in which we do *not*
     if ( m_flexDirection != wxBOTH )
     {
         // select the array corresponding to the direction in which we do *not*


@@ -1266,30 +1209,126 @@ wxSize wxFlexGridSizer::CalcMin()
             array[n] = largest;
         }
     }
             array[n] = largest;
         }
     }

+}    

 
 

-    // Sum total minimum size, including gaps between rows/columns.
-    // -1 is used as a magic number meaning empty column.
-    int width = 0;
-    for (int col = 0; col < ncols; col++)
-        if ( m_colWidths[ col ] != -1 )
-            width += m_colWidths[ col ] + ( col == ncols-1 ? 0 : m_hgap );

 
 

-    int height = 0;
-    for (int row = 0; row < nrows; row++)
-        if ( m_rowHeights[ row ] != -1 )
-            height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap );
+void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz, const wxSize& minsz,
+                                         int nrows, int ncols)
+{
+    // what to do with the rows? by default, resize them proportionally
+    if ( sz.y > minsz.y && ( (m_flexDirection & wxVERTICAL) || (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) )
+    {
+        int sum_proportions = 0;
+        int growable_space = 0;
+        int num = 0;
+        size_t idx;
+        for (idx = 0; idx < m_growableRows.GetCount(); idx++)
+        {
+            // Since the number of rows/columns can change as items are
+            // inserted/deleted, we need to verify at runtime that the
+            // requested growable rows/columns are still valid.
+            if (m_growableRows[idx] >= nrows)
+                continue;
+            
+            // If all items in a row/column are hidden, that row/column will
+            // have a dimension of -1.  This causes the row/column to be
+            // hidden completely.
+            if (m_rowHeights[ m_growableRows[idx] ] == -1)
+                continue;
+            sum_proportions += m_growableRowsProportions[idx];
+            growable_space += m_rowHeights[ m_growableRows[idx] ];
+            num++;
+        }

 
 

-    return wxSize( width, height );
+        if (num > 0)
+        {
+            for (idx = 0; idx < m_growableRows.GetCount(); idx++)
+            {
+                if (m_growableRows[idx] >= nrows )
+                    continue;
+                if (m_rowHeights[ m_growableRows[idx] ] == -1)
+                    m_rowHeights[ m_growableRows[idx] ] = 0;
+                else
+                {
+                    int delta = (sz.y - minsz.y);
+                    if (sum_proportions == 0)
+                        delta = (delta/num) + m_rowHeights[ m_growableRows[idx] ];
+                    else
+                        delta = ((delta+growable_space)*m_growableRowsProportions[idx]) / sum_proportions;
+                    m_rowHeights[ m_growableRows[idx] ] = delta;
+                }
+            }
+        }
+    }
+    else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.y > minsz.y) )
+    {
+        // rounding problem?
+        for ( int row = 0; row < nrows; ++row )
+            m_rowHeights[ row ] = sz.y / nrows;
+    }
+
+    // the same logic as above but for the columns
+    if ( sz.x > minsz.x && ( (m_flexDirection & wxHORIZONTAL) || (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) )
+    {
+        int sum_proportions = 0;
+        int growable_space = 0;
+        int num = 0;
+        size_t idx;
+        for (idx = 0; idx < m_growableCols.GetCount(); idx++)
+        {
+            // Since the number of rows/columns can change as items are
+            // inserted/deleted, we need to verify at runtime that the
+            // requested growable rows/columns are still valid.
+            if (m_growableCols[idx] >= ncols)
+                continue;
+            
+            // If all items in a row/column are hidden, that row/column will
+            // have a dimension of -1.  This causes the column to be hidden
+            // completely.
+            if (m_colWidths[ m_growableCols[idx] ] == -1)
+                continue;
+            sum_proportions += m_growableColsProportions[idx];
+            growable_space += m_colWidths[ m_growableCols[idx] ];
+            num++;
+        }
+
+        if (num > 0)
+        {
+            for (idx = 0; idx < m_growableCols.GetCount(); idx++)
+            {
+                if (m_growableCols[idx] >= ncols )
+                    continue;
+                if (m_colWidths[ m_growableCols[idx] ] == -1)
+                    m_colWidths[ m_growableCols[idx] ] = 0;
+                else
+                {
+                    int delta = (sz.x - minsz.x);
+                    if (sum_proportions == 0)
+                        delta = (delta/num) + m_colWidths[ m_growableCols[idx] ];
+                    else
+                        delta = ((delta+growable_space)*m_growableColsProportions[idx])/sum_proportions;
+                    m_colWidths[ m_growableCols[idx] ] = delta;
+                }
+            }
+        }
+    }
+    else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.x > minsz.x) )
+    {
+        for ( int col=0; col < ncols; ++col )
+            m_colWidths[ col ] = sz.x / ncols;
+    }

 }
 
 }
 

+

 void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion )
 {
     m_growableRows.Add( idx );
     m_growableRowsProportions.Add( proportion );
 }
 
 void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion )
 {
     m_growableRows.Add( idx );
     m_growableRowsProportions.Add( proportion );
 }
 

-void wxFlexGridSizer::RemoveGrowableRow( size_t WXUNUSED(idx) )
+void wxFlexGridSizer::RemoveGrowableRow( size_t idx )

 {
 {

+    m_growableRows.Remove( idx );

 }
 
 void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
 }
 
 void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )


@@ -1298,8 +1337,9 @@ void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
     m_growableColsProportions.Add( proportion );
 }
 
     m_growableColsProportions.Add( proportion );
 }
 

-void wxFlexGridSizer::RemoveGrowableCol( size_t WXUNUSED(idx) )
+void wxFlexGridSizer::RemoveGrowableCol( size_t idx )

 {
 {

+    m_growableCols.Remove( idx );

 }
 
 //---------------------------------------------------------------------------
 }
 
 //---------------------------------------------------------------------------


@@ -1317,19 +1357,12 @@ void wxBoxSizer::RecalcSizes()
         return;
 
     int delta = 0;
         return;
 
     int delta = 0;

-    int extra = 0;

     if (m_stretchable)
     {
         if (m_orient == wxHORIZONTAL)
     if (m_stretchable)
     {
         if (m_orient == wxHORIZONTAL)

-        {
-            delta = (m_size.x - m_fixedWidth) / m_stretchable;
-            extra = (m_size.x - m_fixedWidth) % m_stretchable;
-        }
+            delta = m_size.x - m_fixedWidth;

         else
         else

-        {
-            delta = (m_size.y - m_fixedHeight) / m_stretchable;
-            extra = (m_size.y - m_fixedHeight) % m_stretchable;
-        }
+            delta = m_size.y - m_fixedHeight;

     }
 
     wxPoint pt( m_position );
     }
 
     wxPoint pt( m_position );


@@ -1341,10 +1374,6 @@ void wxBoxSizer::RecalcSizes()
 
         if (item->IsShown())
         {
 
         if (item->IsShown())
         {

-            int weight = 1;
-            if (item->GetProportion())
-                weight = item->GetProportion();
-

             wxSize size( item->CalcMin() );
 
             if (m_orient == wxVERTICAL)
             wxSize size( item->CalcMin() );
 
             if (m_orient == wxVERTICAL)


@@ -1352,8 +1381,9 @@ void wxBoxSizer::RecalcSizes()
                 wxCoord height = size.y;
                 if (item->GetProportion())
                 {
                 wxCoord height = size.y;
                 if (item->GetProportion())
                 {

-                    height = (delta * weight) + extra;
-                    extra = 0; // only the first item will get the remainder as extra size
+                    // Because of at least one visible item has non-zero
+                    // proportion then m_stretchable is not zero
+                    height = (delta * item->GetProportion()) / m_stretchable;

                 }
 
                 wxPoint child_pos( pt );
                 }
 
                 wxPoint child_pos( pt );


@@ -1377,8 +1407,9 @@ void wxBoxSizer::RecalcSizes()
                 wxCoord width = size.x;
                 if (item->GetProportion())
                 {
                 wxCoord width = size.x;
                 if (item->GetProportion())
                 {

-                    width = (delta * weight) + extra;
-                    extra = 0; // only the first item will get the remainder as extra size
+                    // Because of at least one visible item has non-zero
+                    // proportion then m_stretchable is not zero
+                    width = (delta * item->GetProportion()) / m_stretchable;

                 }
 
                 wxPoint child_pos( pt );
                 }
 
                 wxPoint child_pos( pt );


@@ -1414,26 +1445,41 @@ wxSize wxBoxSizer::CalcMin()
     m_fixedWidth = 0;
     m_fixedHeight = 0;
 
     m_fixedWidth = 0;
     m_fixedHeight = 0;
 

-    // Find how long each stretch unit needs to be
-    int                      stretchSize = 1;

     wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
     wxSizerItemList::compatibility_iterator node = m_children.GetFirst();

+    while (node)
+    {
+        wxSizerItem *item = node->GetData();
+
+        if (item->IsShown() && item->GetProportion() != 0)
+            m_stretchable += item->GetProportion();

 
 

+        node = node->GetNext();
+    }
+
+    // Total minimum size (width or height) of sizer
+    int maxMinSize = 0;
+
+    node = m_children.GetFirst();

     while (node)
     {
     while (node)
     {

-        wxSizerItem     *item = node->GetData();
+        wxSizerItem *item = node->GetData();

 
         if (item->IsShown() && item->GetProportion() != 0)
         {
             int stretch = item->GetProportion();
             wxSize size( item->CalcMin() );
 
         if (item->IsShown() && item->GetProportion() != 0)
         {
             int stretch = item->GetProportion();
             wxSize size( item->CalcMin() );

-            int sizePerStretch;
+            int minSize;
+            

             // Integer division rounded up is (a + b - 1) / b
             // Integer division rounded up is (a + b - 1) / b

+            // Round up needed in order to guarantee that all
+            // all items will have size not less then their min size

             if (m_orient == wxHORIZONTAL)
             if (m_orient == wxHORIZONTAL)

-                sizePerStretch = ( size.x + stretch - 1 ) / stretch;
+                minSize = ( size.x*m_stretchable + stretch - 1)/stretch;

             else
             else

-                sizePerStretch = ( size.y + stretch - 1 ) / stretch;
-            if (sizePerStretch > stretchSize)
-                stretchSize = sizePerStretch;
+                minSize = ( size.y*m_stretchable + stretch - 1)/stretch;
+            
+            if (minSize > maxMinSize)
+                maxMinSize = minSize;

         }
         node = node->GetNext();
     }
         }
         node = node->GetNext();
     }


@@ -1442,33 +1488,19 @@ wxSize wxBoxSizer::CalcMin()
     node = m_children.GetFirst();
     while (node)
     {
     node = m_children.GetFirst();
     while (node)
     {

-        wxSizerItem     *item = node->GetData();
+        wxSizerItem *item = node->GetData();

 
         if (item->IsShown())
         {
 
         if (item->IsShown())
         {

-            m_stretchable += item->GetProportion();
-

             wxSize size( item->CalcMin() );
             if (item->GetProportion() != 0)
             {
                 if (m_orient == wxHORIZONTAL)
             wxSize size( item->CalcMin() );
             if (item->GetProportion() != 0)
             {
                 if (m_orient == wxHORIZONTAL)

-                    size.x = stretchSize * item->GetProportion();
+                    size.x = (maxMinSize*item->GetProportion())/m_stretchable;

                 else
                 else

-                    size.y = stretchSize * item->GetProportion();
-            }
-
-            if (m_orient == wxHORIZONTAL)
-            {
-                m_minWidth += size.x;
-                m_minHeight = wxMax( m_minHeight, size.y );
+                    size.y = (maxMinSize*item->GetProportion())/m_stretchable;

             }
             else
             }
             else

-            {
-                m_minHeight += size.y;
-                m_minWidth = wxMax( m_minWidth, size.x );
-            }
-
-            if (item->GetProportion() == 0)

             {
                 if (m_orient == wxVERTICAL)
                 {
             {
                 if (m_orient == wxVERTICAL)
                 {


@@ -1481,6 +1513,17 @@ wxSize wxBoxSizer::CalcMin()
                     m_fixedHeight = wxMax( m_fixedHeight, size.y );
                 }
             }
                     m_fixedHeight = wxMax( m_fixedHeight, size.y );
                 }
             }

+
+            if (m_orient == wxHORIZONTAL)
+            {
+                m_minWidth += size.x;
+                m_minHeight = wxMax( m_minHeight, size.y );
+            }
+            else
+            {
+                m_minHeight += size.y;
+                m_minWidth = wxMax( m_minWidth, size.x );
+            }

         }
         node = node->GetNext();
     }
         }
         node = node->GetNext();
     }


@@ -1509,7 +1552,32 @@ static void GetStaticBoxBorders( wxStaticBox *box,
     // guess the thickness of a wxStaticBox border
 #ifdef __WXCOCOA__
     box->GetBordersForSizer(borderTop,borderOther);
     // guess the thickness of a wxStaticBox border
 #ifdef __WXCOCOA__
     box->GetBordersForSizer(borderTop,borderOther);

-#else // __WXCOCOA__
+#elif defined(__WXMAC__)
+
+    static int extraTop = -1; // Uninitted
+    static int other = 5;
+
+    if ( extraTop == -1 )
+    {
+        // The minimal border used for the top. Later on the staticbox'
+        // font height is added to this.
+        extraTop = 0;
+
+        if ( UMAGetSystemVersion() >= 0x1030 /*Panther*/ )
+        {
+            // As indicated by the HIG, Panther needs an extra border of 11
+            // pixels (otherwise overlapping occurs at the top). The "other"
+            // border has to be 11.
+            extraTop = 11;
+            other = 11; 
+        }
+
+    }
+
+    *borderTop = extraTop + box->GetCharHeight();
+    *borderOther = other;
+
+#else

 #ifdef __WXGTK__
     if ( box->GetLabel().IsEmpty() )
         *borderTop = 5;
 #ifdef __WXGTK__
     if ( box->GetLabel().IsEmpty() )
         *borderTop = 5;