(blind) fix for gcc 3.4 warning for an always true comparison in an assert

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

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 37bc9aaae85a736866c33b5257681673f7931952..c2320a4d5aaa093e47249dde4b7b06f739297e20 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;


@@ -177,13 +193,16 @@ wxSize wxSizerItem::CalcMin()
     }
     else
     {
     }
     else
     {

-        if ( IsWindow() && (m_flag & wxADJUST_MINSIZE) )
+        if ( IsWindow() && !(m_flag & wxFIXED_MINSIZE) )

         {
         {

-            // By user request, keep the minimal size for this item
-            // in sync with the largest of BestSize and any user supplied
-            // minimum size hint.  Useful in cases where the item is
-            // changeable -- static text labels, etc.
-            m_minSize = m_window->GetAdjustedBestSize();
+            // Since the size of the window may change during runtime, we
+            // should use the current minimal size.  If there is a MinSize,
+            // use it, otherwise use the BestSize.
+            wxSize min  = m_window->GetMinSize();
+            wxSize best = m_window->GetBestSize();
+            if (min.x == -1) min.x =  best.x;
+            if (min.y == -1) min.y =  best.y;
+            m_minSize = min;

         }
 
         ret = m_minSize;
         }
 
         ret = m_minSize;


@@ -266,7 +285,10 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
 void wxSizerItem::DeleteWindows()
 {
     if (m_window)
 void wxSizerItem::DeleteWindows()
 {
     if (m_window)

+    {

          m_window->Destroy();
          m_window->Destroy();

+         m_window = NULL;
+    }

 
     if (m_sizer)
         m_sizer->DeleteWindows();
 
     if (m_sizer)
         m_sizer->DeleteWindows();


@@ -629,6 +651,10 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window )
                    minSize.y+size.y-client_size.y );
 }
 
                    minSize.y+size.y-client_size.y );
 }
 

+// TODO on mac we need a function that determines how much free space this
+// min size contains, in order to make sure that we have 20 pixels of free
+// space around the controls
+

 // Return a window size that will fit within the screens dimensions
 wxSize wxSizer::FitSize( wxWindow *window )
 {
 // Return a window size that will fit within the screens dimensions
 wxSize wxSizer::FitSize( wxWindow *window )
 {


@@ -717,7 +743,7 @@ bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height )
 
         if (item->GetWindow() == window)
         {
 
         if (item->GetWindow() == window)
         {

-            item->SetInitSize( width, height );
+            item->SetMinSize( width, height );

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


@@ -796,7 +822,7 @@ bool wxSizer::DoSetItemMinSize( size_t index, int width, int height )
     else
     {
         // ... but the minimal size of spacers and windows in stored in them
     else
     {
         // ... but the minimal size of spacers and windows in stored in them

-        item->SetInitSize( width, height );
+        item->SetMinSize( width, height );

     }
 
     return true;
     }
 
     return true;


@@ -914,6 +940,8 @@ 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 +950,8 @@ 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 +1101,11 @@ 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 );
 


@@ -1212,10 +1146,11 @@ wxSize wxFlexGridSizer::CalcMin()
     m_rowHeights.SetCount(nrows);
     m_colWidths.SetCount(ncols);
 
     m_rowHeights.SetCount(nrows);
     m_colWidths.SetCount(ncols);
 

-    // We have to recalcuate the sizes in case an item has wxADJUST_MINSIZE, has changed
-    // minimum size since the previous layout, or has been hidden using wxSizer::Show().
-    // If all the items in a row/column are hidden, the final dimension of the row/column
-    // will be -1, indicating that the column itself is hidden.
+    // We have to recalcuate the sizes in case the item minimum size has
+    // changed since the previous layout, or the item has been hidden using
+    // wxSizer::Show(). If all the items in a row/column are hidden, the final
+    // dimension of the row/column will be -1, indicating that the column
+    // itself is hidden.

     for( s = m_rowHeights.GetCount(), i = 0; i < s; ++i )
         m_rowHeights[ i ] = -1;
     for( s = m_colWidths.GetCount(), i = 0; i < s; ++i )
     for( s = m_rowHeights.GetCount(), i = 0; i < s; ++i )
         m_rowHeights[ i ] = -1;
     for( s = m_colWidths.GetCount(), i = 0; i < s; ++i )


@@ -1241,8 +1176,27 @@ 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 +1220,126 @@ 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 +1348,9 @@ 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 );

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


@@ -1512,7 +1563,32 @@ 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;


@@ -1556,6 +1632,12 @@ wxSize wxStaticBoxSizer::CalcMin()
     return ret;
 }
 
     return ret;
 }
 

+void wxStaticBoxSizer::ShowItems( bool show )
+{
+    m_staticBox->Show( show );
+    wxBoxSizer::ShowItems( show );
+}
+

 #endif // wxUSE_STATBOX
 
 // ----------------------------------------------------------------------------
 #endif // wxUSE_STATBOX
 
 // ----------------------------------------------------------------------------