X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..e27c99c7504d9168ee0ddd6043f942fd230027bc:/src/common/sizer.cpp

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index cbf684cdf3..b171d66ae5 100644
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -7,7 +7,7 @@
 // Created:
 // RCS-ID:      $Id$
 // Copyright:   (c) Robin Dunn, Robert Roebling
-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
@@ -24,8 +24,10 @@
 #include "wx/sizer.h"
 #include "wx/utils.h"
 #include "wx/statbox.h"
-#include "wx/notebook.h"
 #include "wx/listimpl.cpp"
+#if WXWIN_COMPATIBILITY_2_4
+    #include "wx/notebook.h"
+#endif
 
 #ifdef __WXMAC__
 #   include "wx/mac/uma.h"
@@ -41,12 +43,6 @@ IMPLEMENT_CLASS(wxBoxSizer, wxSizer)
 #if wxUSE_STATBOX
 IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer)
 #endif
-#if wxUSE_BOOKCTRL
-IMPLEMENT_CLASS(wxBookCtrlSizer, wxSizer)
-#if wxUSE_NOTEBOOK
-IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer)
-#endif // wxUSE_NOTEBOOK
-#endif // wxUSE_BOOKCTRL
 
 WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
 
@@ -103,13 +99,16 @@ wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int b
 wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
     : m_window( window )
     , m_sizer( NULL )
-    , m_minSize( window->GetSize() )    // minimal size is the initial size
     , m_proportion( proportion )
     , m_border( border )
     , m_flag( flag )
     , m_show( true )
     , m_userData( userData )
 {
+    if (flag & wxFIXED_MINSIZE)
+        window->SetMinSize(window->GetSize());
+    m_minSize = window->GetSize();
+    
     // aspect ratio calculated from initial size
     SetRatio( m_minSize );
 
@@ -181,33 +180,29 @@ wxSize wxSizerItem::GetSize() const
 
 wxSize wxSizerItem::CalcMin()
 {
-    wxSize ret;
     if (IsSizer())
     {
-        ret = m_sizer->GetMinSize();
+        m_minSize = m_sizer->GetMinSize();
 
         // if we have to preserve aspect ratio _AND_ this is
         // the first-time calculation, consider ret to be initial size
         if ((m_flag & wxSHAPED) && !m_ratio)
-            SetRatio(ret);
+            SetRatio(m_minSize);
     }
-    else
+    else if ( IsWindow() )
     {
-        if ( IsWindow() && !(m_flag & wxFIXED_MINSIZE) )
-        {
-            // 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;
+        // Since the size of the window may change during runtime, we
+        // should use the current minimal/best size.
+        m_minSize = m_window->GetBestFittingSize();
     }
 
+    return GetMinSizeWithBorder();
+}
+
+wxSize wxSizerItem::GetMinSizeWithBorder() const
+{
+    wxSize ret = m_minSize;
+
     if (m_flag & wxWEST)
         ret.x += m_border;
     if (m_flag & wxEAST)
@@ -216,10 +211,11 @@ wxSize wxSizerItem::CalcMin()
         ret.y += m_border;
     if (m_flag & wxSOUTH)
         ret.y += m_border;
-
+    
     return ret;
 }
 
+
 void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
 {
     if (m_flag & wxSHAPED)
@@ -370,6 +366,16 @@ void wxSizer::Add( wxSizerItem *item )
         item->GetWindow()->SetContainingSizer( this );
 }
 
+void wxSizer::AddSpacer(int size)
+{
+    Add(size, size);
+}
+
+void wxSizer::AddStretchSpacer(int prop)
+{
+    Add(0, 0, prop);
+}
+
 void wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
 {
     m_children.Insert( new wxSizerItem( window, proportion, flag, border, userData ) );
@@ -394,6 +400,16 @@ void wxSizer::Prepend( wxSizerItem *item )
         item->GetWindow()->SetContainingSizer( this );
 }
 
+void wxSizer::PrependSpacer(int size)
+{
+    Prepend(size, size);
+}
+
+void wxSizer::PrependStretchSpacer(int prop)
+{
+    Prepend(0, 0, prop);
+}
+
 void wxSizer::Insert( size_t index,
                       wxWindow *window,
                       int proportion,
@@ -437,6 +453,16 @@ void wxSizer::Insert( size_t index, wxSizerItem *item )
         item->GetWindow()->SetContainingSizer( this );
 }
 
+void wxSizer::InsertSpacer(size_t index, int size)
+{
+    Insert(index, size, size);
+}
+
+void wxSizer::InsertStretchSpacer(size_t index, int prop)
+{
+    Insert(index, 0, 0, prop);
+}
+
 bool wxSizer::Remove( wxWindow *window )
 {
     return Detach( window );
@@ -606,7 +632,11 @@ void wxSizer::FitInside( wxWindow *window )
 
 void wxSizer::Layout()
 {
+    // (re)calculates minimums needed for each item and other preparations
+    // for layout
     CalcMin();
+
+    // Applies the layout and repositions/resizes the items
     RecalcSizes();
 }
 
@@ -821,7 +851,7 @@ bool wxSizer::DoSetItemMinSize( size_t index, int width, int height )
     }
     else
     {
-        // ... but the minimal size of spacers and windows in stored in them
+        // ... but the minimal size of spacers and windows is stored via the item
         item->SetMinSize( width, height );
     }
 
@@ -1042,7 +1072,7 @@ wxSize wxGridSizer::CalcMin()
 void wxGridSizer::SetItemBounds( wxSizerItem *item, int x, int y, int w, int h )
 {
     wxPoint pt( x,y );
-    wxSize sz( item->CalcMin() );
+    wxSize sz( item->GetMinSizeWithBorder() ); 
     int flag = item->GetFlag();
 
     if ((flag & wxEXPAND) || (flag & wxSHAPED))
@@ -1053,20 +1083,20 @@ void wxGridSizer::SetItemBounds( wxSizerItem *item, int x, int y, int w, int h )
     {
         if (flag & wxALIGN_CENTER_HORIZONTAL)
         {
-            pt.x = x + (w - sz.x - m_hgap) / 2;
+            pt.x = x + (w - sz.x) / 2;
         }
         else if (flag & wxALIGN_RIGHT)
         {
-            pt.x = x + (w - sz.x - m_hgap);
+            pt.x = x + (w - sz.x);
         }
 
         if (flag & wxALIGN_CENTER_VERTICAL)
         {
-            pt.y = y + (h - sz.y - m_vgap) / 2;
+            pt.y = y + (h - sz.y) / 2;
         }
         else if (flag & wxALIGN_BOTTOM)
         {
-            pt.y = y + (h - sz.y - m_vgap);
+            pt.y = y + (h - sz.y);
         }
     }
 
@@ -1103,9 +1133,8 @@ void wxFlexGridSizer::RecalcSizes()
 
     wxPoint pt( GetPosition() );
     wxSize sz( GetSize() );
-    wxSize minsz( CalcMin() );
 
-    AdjustForGrowables(sz, minsz, nrows, ncols);
+    AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols);
 
     sz = wxSize( pt.x + sz.x, pt.y + sz.y );
 
@@ -1190,7 +1219,8 @@ wxSize wxFlexGridSizer::CalcMin()
         if ( m_rowHeights[ row ] != -1 )
             height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap );
 
-    return wxSize( width, height );
+    m_calculatedMinSize = wxSize( width, height );
+    return m_calculatedMinSize;
 }
 
 void wxFlexGridSizer::AdjustForFlexDirection()
@@ -1385,7 +1415,7 @@ void wxBoxSizer::RecalcSizes()
 
         if (item->IsShown())
         {
-            wxSize size( item->CalcMin() );
+            wxSize size( item->GetMinSizeWithBorder() );
 
             if (m_orient == wxVERTICAL)
             {
@@ -1456,11 +1486,15 @@ wxSize wxBoxSizer::CalcMin()
     m_fixedWidth = 0;
     m_fixedHeight = 0;
 
+    // precalc item minsizes and count proportions
     wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
     while (node)
     {
         wxSizerItem *item = node->GetData();
 
+        if (item->IsShown())
+            item->CalcMin();  // result is stored in the item
+        
         if (item->IsShown() && item->GetProportion() != 0)
             m_stretchable += item->GetProportion();
 
@@ -1478,7 +1512,7 @@ wxSize wxBoxSizer::CalcMin()
         if (item->IsShown() && item->GetProportion() != 0)
         {
             int stretch = item->GetProportion();
-            wxSize size( item->CalcMin() );
+            wxSize size( item->GetMinSizeWithBorder() );
             int minSize;
             
             // Integer division rounded up is (a + b - 1) / b
@@ -1503,7 +1537,7 @@ wxSize wxBoxSizer::CalcMin()
 
         if (item->IsShown())
         {
-            wxSize size( item->CalcMin() );
+            wxSize size( item->GetMinSizeWithBorder() );
             if (item->GetProportion() != 0)
             {
                 if (m_orient == wxHORIZONTAL)
@@ -1640,10 +1674,20 @@ void wxStaticBoxSizer::ShowItems( bool show )
 
 #endif // wxUSE_STATBOX
 
+
+#if WXWIN_COMPATIBILITY_2_4
+
 // ----------------------------------------------------------------------------
 // wxNotebookSizer
 // ----------------------------------------------------------------------------
 
+#if wxUSE_BOOKCTRL
+IMPLEMENT_CLASS(wxBookCtrlSizer, wxSizer)
+#if wxUSE_NOTEBOOK
+IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer)
+#endif // wxUSE_NOTEBOOK
+#endif // wxUSE_BOOKCTRL
+
 #if wxUSE_BOOKCTRL
 
 wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrl *bookctrl)
@@ -1695,14 +1739,15 @@ wxSize wxBookCtrlSizer::CalcMin()
     return wxSize( maxX, maxY ) + sizeBorder;
 }
 
-
 #if wxUSE_NOTEBOOK
 
 wxNotebookSizer::wxNotebookSizer(wxNotebook *nb)
-    : wxBookCtrlSizer(nb)
 {
+    wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") );
+    m_bookctrl = nb;
 }
 
 #endif // wxUSE_NOTEBOOOK
 #endif // wxUSE_BOOKCTRL
 
+#endif // WXWIN_COMPATIBILITY_2_4