Updated list of subprojects.

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

diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp
index 1029dc6ee2586dfd2d6e6e2b840f6e77fc0787cc..a691f6431c5af175f8741d922e325819d515c421 100644 (file)
--- a/src/common/sizer.cpp
+++ b/src/common/sizer.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        sizer.cpp
+// Name:        src/common/sizer.cpp

 // Purpose:     provide new wxSizer class for layout
 // Author:      Robert Roebling and Robin Dunn, contributions by
 //              Dirk Holtwick, Ron Lee
 // Purpose:     provide new wxSizer class for layout
 // Author:      Robert Roebling and Robin Dunn, contributions by
 //              Dirk Holtwick, Ron Lee


@@ -17,17 +17,21 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#include "wx/sizer.h"
+

 #ifndef WX_PRECOMP
     #include "wx/string.h"
     #include "wx/intl.h"
 #ifndef WX_PRECOMP
     #include "wx/string.h"
     #include "wx/intl.h"

+    #include "wx/math.h"
+    #include "wx/utils.h"
+    #include "wx/settings.h"
+    #include "wx/button.h"
+    #include "wx/statbox.h"
+    #include "wx/toplevel.h"

 #endif // WX_PRECOMP
 
 #endif // WX_PRECOMP
 

-#include "wx/sizer.h"
-#include "wx/utils.h"
-#include "wx/statbox.h"
-#include "wx/settings.h"

 #include "wx/listimpl.cpp"
 #include "wx/listimpl.cpp"

-#include "wx/intl.h"
+

 #if WXWIN_COMPATIBILITY_2_4
     #include "wx/notebook.h"
 #endif
 #if WXWIN_COMPATIBILITY_2_4
     #include "wx/notebook.h"
 #endif


@@ -46,7 +50,7 @@ IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer)
 IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer)
 #endif
 
 IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer)
 #endif
 

-WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
+WX_DEFINE_EXPORTED_LIST( wxSizerItemList )

 
 /*
     TODO PROPERTIES
 
 /*
     TODO PROPERTIES


@@ -265,7 +269,7 @@ wxSize wxSizerItem::CalcMin()
 
         // if we have to preserve aspect ratio _AND_ this is
         // the first-time calculation, consider ret to be initial size
 
         // 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)
+        if ( (m_flag & wxSHAPED) && wxIsNullDouble(m_ratio) )

             SetRatio(m_minSize);
     }
     else if ( IsWindow() )
             SetRatio(m_minSize);
     }
     else if ( IsWindow() )


@@ -350,6 +354,11 @@ void wxSizerItem::SetDimension( const wxPoint& pos_, const wxSize& size_ )
         size.y -= m_border;
     }
 
         size.y -= m_border;
     }
 

+    if (size.x < 0)
+        size.x = 0;
+    if (size.y < 0)
+        size.y = 0;
+

     m_rect = wxRect(pos, size);
 
     switch ( m_kind )
     m_rect = wxRect(pos, size);
 
     switch ( m_kind )


@@ -446,7 +455,20 @@ bool wxSizerItem::IsShown() const
             return m_window->IsShown();
 
         case Item_Sizer:
             return m_window->IsShown();
 
         case Item_Sizer:

-            return m_sizer->IsShown();
+            // arbitrarily decide that if at least one of our elements is
+            // shown, so are we (this arbitrariness is the reason for
+            // deprecating this function)
+            {
+                for ( wxSizerItemList::compatibility_iterator
+                        node = m_sizer->GetChildren().GetFirst();
+                      node;
+                      node = node->GetNext() )
+                {
+                    if ( node->GetData()->IsShown() )
+                        return true;
+                }
+            }
+            return false;

 
         case Item_Spacer:
             return m_spacer->IsShown();
 
         case Item_Spacer:
             return m_spacer->IsShown();


@@ -459,6 +481,7 @@ bool wxSizerItem::IsShown() const
     return false;
 }
 
     return false;
 }
 

+#if WXWIN_COMPATIBILITY_2_6

 void wxSizerItem::SetOption( int option )
 {
     SetProportion( option );
 void wxSizerItem::SetOption( int option )
 {
     SetProportion( option );


@@ -468,17 +491,13 @@ int wxSizerItem::GetOption() const
 {
     return GetProportion();
 }
 {
     return GetProportion();
 }

+#endif // WXWIN_COMPATIBILITY_2_6

 
 
 //---------------------------------------------------------------------------
 // wxSizer
 //---------------------------------------------------------------------------
 
 
 
 //---------------------------------------------------------------------------
 // wxSizer
 //---------------------------------------------------------------------------
 

-wxSizer::wxSizer()
-{
-    m_isShown = true;
-}
-

 wxSizer::~wxSizer()
 {
     WX_CLEAR_LIST(wxSizerItemList, m_children);
 wxSizer::~wxSizer()
 {
     WX_CLEAR_LIST(wxSizerItemList, m_children);


@@ -494,10 +513,35 @@ wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item )
     return item;
 }
 
     return item;
 }
 

+void wxSizer::SetContainingWindow(wxWindow *win)
+{
+    if ( win == m_containingWindow )
+        return;
+
+    m_containingWindow = win;
+
+    // set the same window for all nested sizers as well, they also are in the
+    // same window
+    for ( wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+          node;
+          node = node->GetNext() )
+    {
+        wxSizerItem *const item = node->GetData();
+        wxSizer *const sizer = item->GetSizer();
+
+        if ( sizer )
+        {
+            sizer->SetContainingWindow(win);
+        }
+    }
+}
+
+#if WXWIN_COMPATIBILITY_2_6

 bool wxSizer::Remove( wxWindow *window )
 {
     return Detach( window );
 }
 bool wxSizer::Remove( wxWindow *window )
 {
     return Detach( window );
 }

+#endif // WXWIN_COMPATIBILITY_2_6

 
 bool wxSizer::Remove( wxSizer *sizer )
 {
 
 bool wxSizer::Remove( wxSizer *sizer )
 {


@@ -607,6 +651,80 @@ bool wxSizer::Detach( int index )
     return true;
 }
 
     return true;
 }
 

+bool wxSizer::Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive )
+{
+    wxASSERT_MSG( oldwin, _T("Replacing NULL window") );
+    wxASSERT_MSG( newwin, _T("Replacing with NULL window") );
+
+    wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+    while (node)
+    {
+        wxSizerItem     *item = node->GetData();
+
+        if (item->GetWindow() == oldwin)
+        {
+            item->GetWindow()->SetContainingSizer( NULL );
+            item->SetWindow(newwin);
+            newwin->SetContainingSizer( this );
+            return true;
+        }
+        else if (recursive && item->IsSizer())
+        {
+            if (item->GetSizer()->Replace( oldwin, newwin, true ))
+                return true;
+        }
+
+        node = node->GetNext();
+    }
+
+    return false;
+}
+
+bool wxSizer::Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive )
+{
+    wxASSERT_MSG( oldsz, _T("Replacing NULL sizer") );
+    wxASSERT_MSG( newsz, _T("Replacing with NULL sizer") );
+
+    wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+    while (node)
+    {
+        wxSizerItem     *item = node->GetData();
+
+        if (item->GetSizer() == oldsz)
+        {
+            wxSizer *old = item->GetSizer();
+            item->SetSizer(newsz);
+            delete old;
+            return true;
+        }
+        else if (recursive && item->IsSizer())
+        {
+            if (item->GetSizer()->Replace( oldsz, newsz, true ))
+                return true;
+        }
+
+        node = node->GetNext();
+    }
+
+    return false;
+}
+
+bool wxSizer::Replace( size_t old, wxSizerItem *newitem )
+{
+    wxCHECK_MSG( old < m_children.GetCount(), false, _T("Replace index is out of range") );
+    wxASSERT_MSG( newitem, _T("Replacing with NULL item") );
+
+    wxSizerItemList::compatibility_iterator node = m_children.Item( old );
+
+    wxCHECK_MSG( node, false, _T("Failed to find child node") );
+
+    wxSizerItem *item = node->GetData();
+    node->SetData(newitem);
+    delete item;
+
+    return true;
+}
+

 void wxSizer::Clear( bool delete_windows )
 {
     // First clear the ContainingSizer pointers
 void wxSizer::Clear( bool delete_windows )
 {
     // First clear the ContainingSizer pointers


@@ -719,6 +837,15 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window )
 // 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 )
 {

+    if ( window->IsTopLevel() )
+    {
+        wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow);
+        if ( tlw && tlw->IsAlwaysMaximized() )
+        {
+            return tlw->GetClientSize();
+        }
+    }
+

     wxSize size     = GetMinWindowSize( window );
     wxSize sizeMax  = GetMaxWindowSize( window );
 
     wxSize size     = GetMinWindowSize( window );
     wxSize sizeMax  = GetMaxWindowSize( window );
 


@@ -1130,7 +1257,7 @@ wxSize wxGridSizer::CalcMin()
 {
     int nrows, ncols;
     if ( CalcRowsCols(nrows, ncols) == 0 )
 {
     int nrows, ncols;
     if ( CalcRowsCols(nrows, ncols) == 0 )

-        return wxSize(10, 10);
+        return wxSize();

 
     // Find the max width and height for any component
     int w = 0;
 
     // Find the max width and height for any component
     int w = 0;


@@ -1255,7 +1382,7 @@ wxSize wxFlexGridSizer::CalcMin()
 
     // Number of rows/columns can change as items are added or removed.
     if ( !CalcRowsCols(nrows, ncols) )
 
     // Number of rows/columns can change as items are added or removed.
     if ( !CalcRowsCols(nrows, ncols) )

-        return wxSize(10, 10);
+        return wxSize();

 
     m_rowHeights.SetCount(nrows);
     m_colWidths.SetCount(ncols);
 
     m_rowHeights.SetCount(nrows);
     m_colWidths.SetCount(ncols);


@@ -1323,10 +1450,12 @@ void wxFlexGridSizer::AdjustForFlexDirection()
         wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths
                                                           : m_rowHeights;
 
         wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths
                                                           : m_rowHeights;
 

-        const int count = array.GetCount();
+        const size_t count = array.GetCount();

 
         // find the largest value in this array
 
         // find the largest value in this array

-        int n, largest = 0;
+        size_t n;
+        int largest = 0;
+

         for ( n = 0; n < count; ++n )
         {
             if ( array[n] > largest )
         for ( n = 0; n < count; ++n )
         {
             if ( array[n] > largest )


@@ -1456,20 +1585,38 @@ void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion )
     m_growableRowsProportions.Add( proportion );
 }
 
     m_growableRowsProportions.Add( proportion );
 }
 

-void wxFlexGridSizer::RemoveGrowableRow( size_t idx )
-{
-    m_growableRows.Remove( idx );
-}
-

 void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
 {
     m_growableCols.Add( idx );
     m_growableColsProportions.Add( proportion );
 }
 
 void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
 {
     m_growableCols.Add( idx );
     m_growableColsProportions.Add( proportion );
 }
 

+// helper function for RemoveGrowableCol/Row()
+static void
+DoRemoveFromArrays(size_t idx, wxArrayInt& items, wxArrayInt& proportions)
+{
+    const size_t count = items.size();
+    for ( size_t n = 0; n < count; n++ )
+    {
+        if ( (size_t)items[n] == idx )
+        {
+            items.RemoveAt(n);
+            proportions.RemoveAt(n);
+            return;
+        }
+    }
+
+    wxFAIL_MSG( _T("column/row is already not growable") );
+}
+

 void wxFlexGridSizer::RemoveGrowableCol( size_t idx )
 {
 void wxFlexGridSizer::RemoveGrowableCol( size_t idx )
 {

-    m_growableCols.Remove( idx );
+    DoRemoveFromArrays(idx, m_growableCols, m_growableColsProportions);
+}
+
+void wxFlexGridSizer::RemoveGrowableRow( size_t idx )
+{
+    DoRemoveFromArrays(idx, m_growableRows, m_growableRowsProportions);

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


@@ -1554,6 +1701,16 @@ void wxBoxSizer::RecalcSizes()
                 //     wxALIGN_CENTER should be used in new code
                     child_pos.y += (m_size.y - size.y) / 2;
 
                 //     wxALIGN_CENTER should be used in new code
                     child_pos.y += (m_size.y - size.y) / 2;
 

+                if ( m_containingWindow )
+                {
+                    child_pos.x = m_containingWindow->AdjustForLayoutDirection
+                                                      (
+                                                        child_pos.x,
+                                                        width,
+                                                        m_size.x
+                                                      );
+                }
+

                 item->SetDimension( child_pos, child_size );
 
                 pt.x += width;
                 item->SetDimension( child_pos, child_size );
 
                 pt.x += width;


@@ -1567,7 +1724,7 @@ void wxBoxSizer::RecalcSizes()
 wxSize wxBoxSizer::CalcMin()
 {
     if (m_children.GetCount() == 0)
 wxSize wxBoxSizer::CalcMin()
 {
     if (m_children.GetCount() == 0)

-        return wxSize(10,10);
+        return wxSize();

 
     m_stretchable = 0;
     m_minWidth = 0;
 
     m_stretchable = 0;
     m_minWidth = 0;


@@ -1673,16 +1830,27 @@ wxSize wxBoxSizer::CalcMin()
 #if wxUSE_STATBOX
 
 wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
 #if wxUSE_STATBOX
 
 wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )

-    : wxBoxSizer( orient )
-    , m_staticBox( box )
+    : wxBoxSizer( orient ),
+      m_staticBox( box )

 {
     wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
 {
     wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );

+
+    // do this so that our Detach() is called if the static box is destroyed
+    // before we are
+    m_staticBox->SetContainingSizer(this);

 }
 
 wxStaticBoxSizer::wxStaticBoxSizer(int orient, wxWindow *win, const wxString& s)
                 : wxBoxSizer(orient),
                   m_staticBox(new wxStaticBox(win, wxID_ANY, s))
 {
 }
 
 wxStaticBoxSizer::wxStaticBoxSizer(int orient, wxWindow *win, const wxString& s)
                 : wxBoxSizer(orient),
                   m_staticBox(new wxStaticBox(win, wxID_ANY, s))
 {

+    // same as above
+    m_staticBox->SetContainingSizer(this);
+}
+
+wxStaticBoxSizer::~wxStaticBoxSizer()
+{
+    delete m_staticBox;

 }
 
 static void GetStaticBoxBorders( wxStaticBox *box,
 }
 
 static void GetStaticBoxBorders( wxStaticBox *box,


@@ -1732,6 +1900,20 @@ void wxStaticBoxSizer::ShowItems( bool show )
     wxBoxSizer::ShowItems( show );
 }
 
     wxBoxSizer::ShowItems( show );
 }
 

+bool wxStaticBoxSizer::Detach( wxWindow *window )
+{
+    // avoid deleting m_staticBox in our dtor if it's being detached from the
+    // sizer (which can happen because it's being already destroyed for
+    // example)
+    if ( window == m_staticBox )
+    {
+        m_staticBox = NULL;
+        return true;
+    }
+
+    return wxSizer::Detach( window );
+}
+

 #endif // wxUSE_STATBOX
 
 #if wxUSE_BUTTON
 #endif // wxUSE_STATBOX
 
 #if wxUSE_BUTTON


@@ -1932,12 +2114,16 @@ IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer)
 
 #if wxUSE_BOOKCTRL
 
 
 #if wxUSE_BOOKCTRL
 

+#if WXWIN_COMPATIBILITY_2_6
+

 wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrlBase *bookctrl)
                : m_bookctrl(bookctrl)
 {
     wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") );
 }
 
 wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrlBase *bookctrl)
                : m_bookctrl(bookctrl)
 {
     wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") );
 }
 

+#endif // WXWIN_COMPATIBILITY_2_6
+

 void wxBookCtrlSizer::RecalcSizes()
 {
     m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
 void wxBookCtrlSizer::RecalcSizes()
 {
     m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );


@@ -1983,12 +2169,16 @@ wxSize wxBookCtrlSizer::CalcMin()
 
 #if wxUSE_NOTEBOOK
 
 
 #if wxUSE_NOTEBOOK
 

+#if WXWIN_COMPATIBILITY_2_6
+

 wxNotebookSizer::wxNotebookSizer(wxNotebook *nb)
 {
     wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") );
     m_bookctrl = nb;
 }
 
 wxNotebookSizer::wxNotebookSizer(wxNotebook *nb)
 {
     wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") );
     m_bookctrl = nb;
 }
 

+#endif // WXWIN_COMPATIBILITY_2_6
+

 #endif // wxUSE_NOTEBOOOK
 #endif // wxUSE_BOOKCTRL
 
 #endif // wxUSE_NOTEBOOOK
 #endif // wxUSE_BOOKCTRL