/////////////////////////////////////////////////////////////////////////////
// Name: sizer.cpp
// Purpose: provide new wxSizer class for layout
-// Author: Robert Roebling and Robin Dunn
-// Modified by:
+// Author: Robert Roebling and Robin Dunn, contributions by
+// Dirk Holtwick, Ron Lee
+// Modified by: Ron Lee
// Created:
// RCS-ID: $Id$
-// Copyright: (c) Robin Dunn, Dirk Holtwick and Robert Roebling
+// Copyright: (c) Robin Dunn, Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "sizer.h"
#endif
#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"
+#endif
//---------------------------------------------------------------------------
-IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject);
-IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject);
-IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer);
-IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer);
-#if wxUSE_NOTEBOOK
-IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer);
+IMPLEMENT_CLASS(wxSizerItem, wxObject)
+IMPLEMENT_CLASS(wxSizer, wxObject)
+IMPLEMENT_CLASS(wxGridSizer, wxSizer)
+IMPLEMENT_CLASS(wxFlexGridSizer, wxGridSizer)
+IMPLEMENT_CLASS(wxBoxSizer, wxSizer)
+#if wxUSE_STATBOX
+IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer)
#endif
+WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
+
+/*
+ TODO PROPERTIES
+ sizeritem
+ object
+ object_ref
+ minsize
+ option
+ flag
+ border
+ spacer
+ option
+ flag
+ borfder
+ boxsizer
+ orient
+ staticboxsizer
+ orient
+ label
+ gridsizer
+ rows
+ cols
+ vgap
+ hgap
+ flexgridsizer
+ rows
+ cols
+ vgap
+ hgap
+ growablerows
+ growablecols
+ minsize
+*/
//---------------------------------------------------------------------------
// wxSizerItem
//---------------------------------------------------------------------------
-wxSizerItem::wxSizerItem( int width, int height, int option, int flag, int border, wxObject* userData )
+wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int border, wxObject* userData )
+ : m_window( NULL )
+ , m_sizer( NULL )
+ , m_size( wxSize( width, height ) ) // size is set directly
+ , m_minSize( m_size ) // minimal size is the initial size
+ , m_proportion( proportion )
+ , m_border( border )
+ , m_flag( flag )
+ , m_show( true )
+ , m_userData( userData )
{
- m_window = (wxWindow *) NULL;
- m_sizer = (wxSizer *) NULL;
- m_option = option;
- m_border = border;
- m_flag = flag;
- m_userData = userData;
-
- // minimal size is the initial size
- m_minSize.x = width;
- m_minSize.y = height;
-
- SetRatio(width, height);
-
- // size is set directly
- m_size = m_minSize;
+ SetRatio( m_size );
}
-wxSizerItem::wxSizerItem( wxWindow *window, int option, int flag, int border, wxObject* userData )
+wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
+ : m_window( window )
+ , m_sizer( NULL )
+ , m_proportion( proportion )
+ , m_border( border )
+ , m_flag( flag )
+ , m_show( true )
+ , m_userData( userData )
{
- m_window = window;
- m_sizer = (wxSizer *) NULL;
- m_option = option;
- m_border = border;
- m_flag = flag;
- m_userData = userData;
-
- // minimal size is the initial size
+ if (flag & wxFIXED_MINSIZE)
+ window->SetMinSize(window->GetSize());
m_minSize = window->GetSize();
-
+
// aspect ratio calculated from initial size
- SetRatio(m_minSize);
+ SetRatio( m_minSize );
- // size is calculated later
- // m_size = ...
+ // m_size is calculated later
}
-wxSizerItem::wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
+ : m_window( NULL )
+ , m_sizer( sizer )
+ , m_proportion( proportion )
+ , m_border( border )
+ , m_flag( flag )
+ , m_show( true )
+ , m_ratio( 0.0 )
+ , m_userData( userData )
{
- m_window = (wxWindow *) NULL;
- m_sizer = sizer;
- m_option = option;
- m_border = border;
- m_flag = flag;
- m_userData = userData;
-
- // minimal size is calculated later
- // m_minSize = ...
- m_ratio = 0;
+ // m_minSize is calculated later
+ // m_size is calculated later
+}
- // size is calculated later
- // m_size = ...
+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()
{
- if (m_userData)
- delete m_userData;
- if (m_sizer)
+ delete m_userData;
+
+ if ( m_window )
+ {
+ m_window->SetContainingSizer(NULL);
+ }
+ else // we must be a sizer
+ {
delete m_sizer;
+ }
}
-wxSize wxSizerItem::GetSize()
+wxSize wxSizerItem::GetSize() const
{
wxSize ret;
if (IsSizer())
wxSize wxSizerItem::CalcMin()
{
- wxSize ret;
if (IsSizer())
{
- ret = m_sizer->CalcMin();
+ 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);
+ if ((m_flag & wxSHAPED) && !m_ratio)
+ SetRatio(m_minSize);
+ }
+ else if ( IsWindow() )
+ {
+ // Since the size of the window may change during runtime, we
+ // should use the current minimal/best size.
+ m_minSize = m_window->GetBestFittingSize();
}
-/*
- The minimum size of a window should be the
- initial size, as saved in m_minSize, not the
- current size.
+ return GetMinSizeWithBorder();
+}
- else
- if (IsWindow())
- ret = m_window->GetSize();
-*/
- else ret = m_minSize;
+wxSize wxSizerItem::GetMinSizeWithBorder() const
+{
+ wxSize ret = m_minSize;
if (m_flag & wxWEST)
ret.x += m_border;
ret.y += m_border;
if (m_flag & wxSOUTH)
ret.y += m_border;
-
+
return ret;
}
+
void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
{
- if (m_flag & wxWEST)
- {
- pos.x += m_border;
- size.x -= m_border;
- }
- if (m_flag & wxEAST)
- {
- size.x -= m_border;
- }
- if (m_flag & wxNORTH)
+ if (m_flag & wxSHAPED)
{
- pos.y += m_border;
- size.y -= m_border;
- }
- if (m_flag & wxSOUTH)
- {
- size.y -= m_border;
- }
- if (m_flag & wxSHAPED) {
// adjust aspect ratio
int rwidth = (int) (size.y * m_ratio);
- if (rwidth > size.x) {
+ if (rwidth > size.x)
+ {
// fit horizontally
int rheight = (int) (size.x / m_ratio);
// add vertical space
pos.y += (size.y - rheight);
// use reduced dimensions
size.y =rheight;
- } else if (rwidth < size.x) {
+ }
+ else if (rwidth < size.x)
+ {
// add horizontal space
if (m_flag & wxALIGN_CENTER_HORIZONTAL)
pos.x += (size.x - rwidth) / 2;
}
}
+ // This is what GetPosition() returns. Since we calculate
+ // borders afterwards, GetPosition() will be the left/top
+ // corner of the surrounding border.
+ m_pos = pos;
+
+ if (m_flag & wxWEST)
+ {
+ pos.x += m_border;
+ size.x -= m_border;
+ }
+ if (m_flag & wxEAST)
+ {
+ size.x -= m_border;
+ }
+ if (m_flag & wxNORTH)
+ {
+ pos.y += m_border;
+ size.y -= m_border;
+ }
+ if (m_flag & wxSOUTH)
+ {
+ size.y -= m_border;
+ }
+
if (IsSizer())
m_sizer->SetDimension( pos.x, pos.y, size.x, size.y );
if (IsWindow())
- m_window->SetSize( pos.x, pos.y, size.x, size.y );
+ m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE );
m_size = size;
}
-bool wxSizerItem::IsWindow()
+void wxSizerItem::DeleteWindows()
+{
+ if (m_window)
+ {
+ m_window->Destroy();
+ m_window = NULL;
+ }
+
+ if (m_sizer)
+ m_sizer->DeleteWindows();
+}
+
+bool wxSizerItem::IsWindow() const
{
return (m_window != NULL);
}
-bool wxSizerItem::IsSizer()
+bool wxSizerItem::IsSizer() const
{
return (m_sizer != NULL);
}
-bool wxSizerItem::IsSpacer()
+bool wxSizerItem::IsSpacer() const
{
return (m_window == NULL) && (m_sizer == NULL);
}
+void wxSizerItem::Show( bool show )
+{
+ m_show = show;
+
+ if( IsWindow() )
+ m_window->Show( show );
+ else if( IsSizer() )
+ m_sizer->ShowItems( show );
+
+ // ... nothing else to do to hide/show spacers
+}
+
+void wxSizerItem::SetOption( int option )
+{
+ SetProportion( option );
+}
+
+int wxSizerItem::GetOption() const
+{
+ return GetProportion();
+}
+
+
//---------------------------------------------------------------------------
// wxSizer
//---------------------------------------------------------------------------
wxSizer::wxSizer()
+ : m_minSize( wxSize( 0, 0 ) )
{
- m_children.DeleteContents( TRUE );
}
wxSizer::~wxSizer()
{
+ WX_CLEAR_LIST(wxSizerItemList, m_children);
}
-void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData )
+void wxSizer::Add( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Append( new wxSizerItem( window, option, flag, border, userData ) );
+ m_children.Append( new wxSizerItem( window, proportion, flag, border, userData ) );
+ window->SetContainingSizer( this );
}
-void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+void wxSizer::Add( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Append( new wxSizerItem( sizer, option, flag, border, userData ) );
+ m_children.Append( new wxSizerItem( sizer, proportion, flag, border, userData ) );
}
-void wxSizer::Add( int width, int height, int option, int flag, int border, wxObject* userData )
+void wxSizer::Add( int width, int height, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Append( new wxSizerItem( width, height, option, flag, border, userData ) );
+ m_children.Append( new wxSizerItem( width, height, proportion, flag, border, userData ) );
}
-void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData )
+void wxSizer::Add( wxSizerItem *item )
{
- m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) );
+ m_children.Append( item );
+
+ if( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
}
-void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+void wxSizer::AddSpacer(int size)
{
- m_children.Insert( new wxSizerItem( sizer, option, flag, border, userData ) );
+ Add(size, size);
}
-void wxSizer::Prepend( int width, int height, int option, int flag, int border, wxObject* userData )
+void wxSizer::AddStretchSpacer(int prop)
{
- m_children.Insert( new wxSizerItem( width, height, option, flag, border, userData ) );
+ Add(0, 0, prop);
}
-void wxSizer::Insert( int before, wxWindow *window, int option, int flag, int border, wxObject* userData )
+void wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Insert( before, new wxSizerItem( window, option, flag, border, userData ) );
+ m_children.Insert( new wxSizerItem( window, proportion, flag, border, userData ) );
+ window->SetContainingSizer( this );
}
-void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+void wxSizer::Prepend( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Insert( before, new wxSizerItem( sizer, option, flag, border, userData ) );
+ m_children.Insert( new wxSizerItem( sizer, proportion, flag, border, userData ) );
}
-void wxSizer::Insert( int before, int width, int height, int option, int flag, int border, wxObject* userData )
+void wxSizer::Prepend( int width, int height, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Insert( before, new wxSizerItem( width, height, option, flag, border, userData ) );
+ m_children.Insert( new wxSizerItem( width, height, proportion, flag, border, userData ) );
}
-bool wxSizer::Remove( wxWindow *window )
+void wxSizer::Prepend( wxSizerItem *item )
{
- wxASSERT( window );
-
- wxNode *node = m_children.First();
- while (node)
- {
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetWindow() == window)
- {
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
- }
+ m_children.Insert( item );
- return FALSE;
+ if( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
}
-bool wxSizer::Remove( wxSizer *sizer )
+void wxSizer::PrependSpacer(int size)
{
- wxASSERT( sizer );
-
- wxNode *node = m_children.First();
- while (node)
- {
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetSizer() == sizer)
- {
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
- }
-
- return FALSE;
+ Prepend(size, size);
}
-bool wxSizer::Remove( int pos )
+void wxSizer::PrependStretchSpacer(int prop)
{
- wxNode *node = m_children.Nth( pos );
- if (!node) return FALSE;
-
- m_children.DeleteNode( node );
-
- return TRUE;
+ Prepend(0, 0, prop);
}
-void wxSizer::Fit( wxWindow *window )
+void wxSizer::Insert( size_t index,
+ wxWindow *window,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
{
- window->SetSize( GetMinWindowSize( window ) );
+ m_children.Insert( index,
+ new wxSizerItem( window, proportion, flag, border, userData ) );
+ window->SetContainingSizer( this );
}
-void wxSizer::Layout()
+void wxSizer::Insert( size_t index,
+ wxSizer *sizer,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
{
- CalcMin();
- RecalcSizes();
+ m_children.Insert( index,
+ new wxSizerItem( sizer, proportion, flag, border, userData ) );
}
-void wxSizer::SetSizeHints( wxWindow *window )
+void wxSizer::Insert( size_t index,
+ int width,
+ int height,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
{
- wxSize size( GetMinWindowSize( window ) );
- window->SetSizeHints( size.x, size.y );
+ m_children.Insert( index,
+ new wxSizerItem( width, height, proportion, flag, border, userData ) );
}
-wxSize wxSizer::GetMinWindowSize( wxWindow *window )
+void wxSizer::Insert( size_t index, wxSizerItem *item )
{
- wxSize minSize( GetMinSize() );
- wxSize size( window->GetSize() );
- wxSize client_size( window->GetClientSize() );
- return wxSize( minSize.x+size.x-client_size.x,
- minSize.y+size.y-client_size.y );
+ m_children.Insert( index, item );
+
+ if( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
}
-void wxSizer::SetDimension( int x, int y, int width, int height )
+void wxSizer::InsertSpacer(size_t index, int size)
{
- m_position.x = x;
- m_position.y = y;
- m_size.x = width;
- m_size.y = height;
- CalcMin();
- RecalcSizes();
+ Insert(index, size, size);
}
-//---------------------------------------------------------------------------
-// wxBoxSizer
-//---------------------------------------------------------------------------
+void wxSizer::InsertStretchSpacer(size_t index, int prop)
+{
+ Insert(index, 0, 0, prop);
+}
-wxBoxSizer::wxBoxSizer( int orient )
+bool wxSizer::Remove( wxWindow *window )
{
- m_orient = orient;
+ return Detach( window );
}
-void wxBoxSizer::RecalcSizes()
+bool wxSizer::Remove( wxSizer *sizer )
{
- if (m_children.GetCount() == 0)
- return;
+ wxASSERT_MSG( sizer, _T("Removing NULL sizer") );
- int delta = 0;
- int extra = 0;
- if (m_stretchable)
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
{
- if (m_orient == wxHORIZONTAL)
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == sizer)
{
- delta = (m_size.x - m_fixedWidth) / m_stretchable;
- extra = (m_size.x - m_fixedWidth) % m_stretchable;
- }
- else
- {
- delta = (m_size.y - m_fixedHeight) / m_stretchable;
- extra = (m_size.y - m_fixedHeight) % m_stretchable;
- }
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
+
+ node = node->GetNext();
}
- wxPoint pt( m_position );
+ return false;
+}
- wxNode *node = m_children.GetFirst();
- while (node)
- {
- wxSizerItem *item = (wxSizerItem*) node->Data();
+bool wxSizer::Remove( int index )
+{
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Remove index is out of range") );
- int weight = 1;
- if (item->GetOption())
- weight = item->GetOption();
+ wxSizerItemList::compatibility_iterator node = m_children.Item( index );
- wxSize size( item->CalcMin() );
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
- if (m_orient == wxVERTICAL)
- {
- long height = size.y;
- if (item->GetOption())
- {
- height = (delta * weight) + extra;
- extra = 0; // only the first item will get the remainder as extra size
- }
+ wxSizerItem *item = node->GetData();
- wxPoint child_pos( pt );
- wxSize child_size( wxSize( size.x, height) );
+ if( item->IsWindow() )
+ item->GetWindow()->SetContainingSizer( NULL );
- if (item->GetFlag() & (wxEXPAND | wxSHAPED))
- child_size.x = m_size.x;
- else if (item->GetFlag() & wxALIGN_RIGHT)
- child_pos.x += m_size.x - size.x;
- else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL))
- // XXX wxCENTER is added for backward compatibility;
- // wxALIGN_CENTER should be used in new code
- child_pos.x += (m_size.x - size.x) / 2;
+ delete item;
+ m_children.Erase( node );
+ return true;
+}
- item->SetDimension( child_pos, child_size );
+bool wxSizer::Detach( wxSizer *sizer )
+{
+ wxASSERT_MSG( sizer, _T("Detaching NULL sizer") );
- pt.y += height;
- }
- else
- {
- long width = size.x;
- if (item->GetOption())
- {
- width = (delta * weight) + extra;
- extra = 0; // only the first item will get the remainder as extra size
- }
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
- wxPoint child_pos( pt );
- wxSize child_size( wxSize(width, size.y) );
+ if (item->GetSizer() == sizer)
+ {
+ item->DetachSizer();
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
+ node = node->GetNext();
+ }
- if (item->GetFlag() & (wxEXPAND | wxSHAPED))
- child_size.y = m_size.y;
- else if (item->GetFlag() & wxALIGN_BOTTOM)
- child_pos.y += m_size.y - size.y;
- else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL))
- // XXX wxCENTER is added for backward compatibility;
- // wxALIGN_CENTER should be used in new code
- child_pos.y += (m_size.y - size.y) / 2;
+ return false;
+}
- item->SetDimension( child_pos, child_size );
+bool wxSizer::Detach( wxWindow *window )
+{
+ wxASSERT_MSG( window, _T("Detaching NULL window") );
- pt.x += width;
- }
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
- node = node->Next();
+ if (item->GetWindow() == window)
+ {
+ item->GetWindow()->SetContainingSizer( NULL );
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
+ node = node->GetNext();
}
+
+ return false;
}
-wxSize wxBoxSizer::CalcMin()
+bool wxSizer::Detach( int index )
{
- if (m_children.GetCount() == 0)
- return wxSize(2,2);
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Detach index is out of range") );
- m_stretchable = 0;
- m_minWidth = 0;
- m_minHeight = 0;
- m_fixedWidth = 0;
- m_fixedHeight = 0;
+ wxSizerItemList::compatibility_iterator node = m_children.Item( index );
+
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
+
+ wxSizerItem *item = node->GetData();
- wxNode *node = m_children.GetFirst();
+ if( item->IsSizer() )
+ item->DetachSizer();
+ else if( item->IsWindow() )
+ item->GetWindow()->SetContainingSizer( NULL );
+
+ delete item;
+ m_children.Erase( node );
+ return true;
+}
+
+void wxSizer::Clear( bool delete_windows )
+{
+ // First clear the ContainingSizer pointers
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
-
- int weight = 1;
- if (item->GetOption())
- weight = item->GetOption();
-
- wxSize size( item->CalcMin() );
-
- if (m_orient == wxHORIZONTAL)
- {
- m_minWidth += (size.x * weight);
- m_minHeight = wxMax( m_minHeight, size.y );
- }
- else
- {
- m_minHeight += (size.y * weight);
- m_minWidth = wxMax( m_minWidth, size.x );
- }
-
- if (item->GetOption())
- {
- m_stretchable += weight;
- }
- else
- {
- if (m_orient == wxVERTICAL)
- {
- m_fixedHeight += size.y;
- m_fixedWidth = wxMax( m_fixedWidth, size.x );
- }
- else
- {
- m_fixedWidth += size.x;
- m_fixedHeight = wxMax( m_fixedHeight, size.y );
- }
- }
-
- node = node->Next();
+ wxSizerItem *item = node->GetData();
+
+ if (item->IsWindow())
+ item->GetWindow()->SetContainingSizer( NULL );
+ node = node->GetNext();
}
- return wxSize( m_minWidth, m_minHeight );
-}
+ // Destroy the windows if needed
+ if (delete_windows)
+ DeleteWindows();
-//---------------------------------------------------------------------------
-// wxStaticBoxSizer
-//---------------------------------------------------------------------------
+ // Now empty the list
+ WX_CLEAR_LIST(wxSizerItemList, m_children);
+}
-wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
- : wxBoxSizer( orient )
+void wxSizer::DeleteWindows()
{
- wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
- m_staticBox = box;
+ item->DeleteWindows();
+ node = node->GetNext();
+ }
}
-void wxStaticBoxSizer::RecalcSizes()
+wxSize wxSizer::Fit( wxWindow *window )
{
- // this will have to be done platform by platform
- // as there is no way to guess the thickness of
- // a wxStaticBox border
- int top_border = 15;
- if (m_staticBox->GetLabel().IsEmpty()) top_border = 5;
- int other_border = 5;
+ wxSize size(window->IsTopLevel() ? FitSize(window)
+ : GetMinWindowSize(window));
- m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+ window->SetSize( size );
- wxPoint old_pos( m_position );
- m_position.x += other_border;
- m_position.y += top_border;
- wxSize old_size( m_size );
- m_size.x -= 2*other_border;
- m_size.y -= top_border + other_border;
+ return size;
+}
- wxBoxSizer::RecalcSizes();
+void wxSizer::FitInside( wxWindow *window )
+{
+ wxSize size;
+ if (window->IsTopLevel())
+ size = VirtualFitSize( window );
+ else
+ size = GetMinClientSize( window );
- m_position = old_pos;
- m_size = old_size;
+ window->SetVirtualSize( size );
}
-wxSize wxStaticBoxSizer::CalcMin()
+void wxSizer::Layout()
{
- // This will have to be done platform by platform
- // as there is no way to guess the thickness of
- // a wxStaticBox border.
-
- int top_border = 15;
- if (m_staticBox->GetLabel().IsEmpty()) top_border = 5;
- int other_border = 5;
+ // (re)calculates minimums needed for each item and other preparations
+ // for layout
+ CalcMin();
- wxSize ret( wxBoxSizer::CalcMin() );
- ret.x += 2*top_border;
- ret.y += other_border + top_border;
+ // Applies the layout and repositions/resizes the items
+ RecalcSizes();
+}
- return ret;
+void wxSizer::SetSizeHints( wxWindow *window )
+{
+ // Preserve the window's max size hints, but set the
+ // lower bound according to the sizer calculations.
+
+ wxSize size = Fit( window );
+
+ window->SetSizeHints( size.x,
+ size.y,
+ window->GetMaxWidth(),
+ window->GetMaxHeight() );
}
-//---------------------------------------------------------------------------
-// wxNotebookSizer
-//---------------------------------------------------------------------------
+void wxSizer::SetVirtualSizeHints( wxWindow *window )
+{
+ // Preserve the window's max size hints, but set the
+ // lower bound according to the sizer calculations.
+
+ FitInside( window );
+ wxSize size( window->GetVirtualSize() );
+ window->SetVirtualSizeHints( size.x,
+ size.y,
+ window->GetMaxWidth(),
+ window->GetMaxHeight() );
+}
-#if wxUSE_NOTEBOOK
+wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) const
+{
+ return window->GetMaxSize();
+}
-wxNotebookSizer::wxNotebookSizer( wxNotebook *nb )
+wxSize wxSizer::GetMinWindowSize( wxWindow *window )
{
- wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") );
-
- m_notebook = nb;
+ wxSize minSize( GetMinSize() );
+ wxSize size( window->GetSize() );
+ wxSize client_size( window->GetClientSize() );
+
+ return wxSize( minSize.x+size.x-client_size.x,
+ minSize.y+size.y-client_size.y );
}
-void wxNotebookSizer::RecalcSizes()
+// 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 )
{
- m_notebook->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+ wxSize size = GetMinWindowSize( window );
+ wxSize sizeMax = GetMaxWindowSize( window );
+
+ // Limit the size if sizeMax != wxDefaultSize
+
+ if ( size.x > sizeMax.x && sizeMax.x != -1 )
+ size.x = sizeMax.x;
+ if ( size.y > sizeMax.y && sizeMax.y != -1 )
+ size.y = sizeMax.y;
+
+ return size;
}
-wxSize wxNotebookSizer::CalcMin()
+wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
{
- // This will have to be done platform by platform
- // as there is no way to guess the thickness of
- // the wxNotebook tabs and border.
-
- int borderX = 5;
- int borderY = 5;
- if ((m_notebook->HasFlag(wxNB_RIGHT)) ||
- (m_notebook->HasFlag(wxNB_LEFT)))
+ wxSize maxSize( window->GetMaxSize() );
+
+ if( maxSize != wxDefaultSize )
{
- borderX += 70; // improvements later..
+ wxSize size( window->GetSize() );
+ wxSize client_size( window->GetClientSize() );
+
+ return wxSize( maxSize.x + client_size.x - size.x,
+ maxSize.y + client_size.y - size.y );
}
else
- {
- borderY += 35; // improvements later..
- }
-
- if (m_notebook->GetChildren().GetCount() == 0)
- return wxSize(borderX + 10, borderY + 10);
+ return wxDefaultSize;
+}
- int maxX = 0;
- int maxY = 0;
+wxSize wxSizer::GetMinClientSize( wxWindow *WXUNUSED(window) )
+{
+ return GetMinSize(); // Already returns client size.
+}
- wxWindowList::Node *node = m_notebook->GetChildren().GetFirst();
- while (node)
- {
- wxWindow *item = node->GetData();
- wxSizer *itemsizer = item->GetSizer();
-
- if (itemsizer)
- {
- wxSize subsize( itemsizer->CalcMin() );
-
- if (subsize.x > maxX) maxX = subsize.x;
- if (subsize.y > maxY) maxY = subsize.y;
- }
+wxSize wxSizer::VirtualFitSize( wxWindow *window )
+{
+ wxSize size = GetMinClientSize( window );
+ wxSize sizeMax = GetMaxClientSize( window );
- node = node->GetNext();
- }
+ // Limit the size if sizeMax != wxDefaultSize
+
+ if ( size.x > sizeMax.x && sizeMax.x != -1 )
+ size.x = sizeMax.x;
+ if ( size.y > sizeMax.y && sizeMax.y != -1 )
+ size.y = sizeMax.y;
- return wxSize( borderX + maxX, borderY + maxY );
+ return size;
}
-#endif // wxUSE_NOTEBOOK
+void wxSizer::SetDimension( int x, int y, int width, int height )
+{
+ m_position.x = x;
+ m_position.y = y;
+ m_size.x = width;
+ m_size.y = height;
+ Layout();
+}
+
+wxSize wxSizer::GetMinSize()
+{
+ wxSize ret( CalcMin() );
+ if (ret.x < m_minSize.x) ret.x = m_minSize.x;
+ if (ret.y < m_minSize.y) ret.y = m_minSize.y;
+ return ret;
+}
+
+void wxSizer::DoSetMinSize( int width, int height )
+{
+ m_minSize.x = width;
+ m_minSize.y = height;
+}
+
+bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height )
+{
+ wxASSERT_MSG( window, _T("SetMinSize for NULL window") );
+
+ // Is it our immediate child?
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
+ {
+ item->SetMinSize( width, height );
+ return true;
+ }
+ node = node->GetNext();
+ }
+
+ // No? Search any subsizers we own then
+
+ node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if ( item->GetSizer() &&
+ item->GetSizer()->DoSetItemMinSize( window, width, height ) )
+ {
+ // A child sizer found the requested windw, exit.
+ return true;
+ }
+ node = node->GetNext();
+ }
+
+ return false;
+}
+
+bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height )
+{
+ wxASSERT_MSG( sizer, _T("SetMinSize for NULL sizer") );
+
+ // Is it our immediate child?
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == sizer)
+ {
+ item->GetSizer()->DoSetMinSize( width, height );
+ return true;
+ }
+ node = node->GetNext();
+ }
+
+ // No? Search any subsizers we own then
+
+ node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if ( item->GetSizer() &&
+ item->GetSizer()->DoSetItemMinSize( sizer, width, height ) )
+ {
+ // A child found the requested sizer, exit.
+ return true;
+ }
+ node = node->GetNext();
+ }
+
+ return false;
+}
+
+bool wxSizer::DoSetItemMinSize( size_t index, int width, int height )
+{
+ wxSizerItemList::compatibility_iterator node = m_children.Item( index );
+
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
+
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer())
+ {
+ // Sizers contains the minimal size in them, if not calculated ...
+ item->GetSizer()->DoSetMinSize( width, height );
+ }
+ else
+ {
+ // ... but the minimal size of spacers and windows is stored via the item
+ item->SetMinSize( width, height );
+ }
+
+ return true;
+}
+
+void wxSizer::Show( wxWindow *window, bool show )
+{
+ wxASSERT_MSG( window, _T("Show for NULL window") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
+ {
+ item->Show( show );
+ break;
+ }
+ node = node->GetNext();
+ }
+}
+
+void wxSizer::Show( wxSizer *sizer, bool show )
+{
+ wxASSERT_MSG( sizer, _T("Show for NULL sizer") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == sizer)
+ {
+ item->Show( show );
+ break;
+ }
+ node = node->GetNext();
+ }
+}
+
+void wxSizer::Show( size_t index, bool show )
+{
+ wxCHECK_RET( index < m_children.GetCount(),
+ _T("Show index is out of range") );
+
+ m_children.Item( index )->GetData()->Show( show );
+}
+
+void wxSizer::ShowItems( bool show )
+{
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ node->GetData()->Show( show );
+ node = node->GetNext();
+ }
+}
+
+bool wxSizer::IsShown( wxWindow *window ) const
+{
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
+ {
+ return item->IsShown();
+ }
+ node = node->GetNext();
+ }
+
+ wxFAIL_MSG( _T("IsShown failed to find sizer item") );
+
+ return false;
+}
+
+bool wxSizer::IsShown( wxSizer *sizer ) const
+{
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == sizer)
+ {
+ return item->IsShown();
+ }
+ node = node->GetNext();
+ }
+
+ wxFAIL_MSG( _T("IsShown failed to find sizer item") );
+
+ return false;
+}
+
+bool wxSizer::IsShown( size_t index ) const
+{
+ wxCHECK_MSG( index < m_children.GetCount(),
+ false,
+ _T("IsShown index is out of range") );
+
+ return m_children.Item( index )->GetData()->IsShown();
+}
+
+
+//---------------------------------------------------------------------------
+// wxGridSizer
+//---------------------------------------------------------------------------
+
+wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap )
+ : m_rows( rows )
+ , m_cols( cols )
+ , m_vgap( vgap )
+ , m_hgap( hgap )
+{
+ if (m_rows == 0 && m_cols == 0)
+ m_rows = 1;
+}
+
+wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
+ : m_rows( 0 )
+ , m_cols( cols )
+ , 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 nitems = m_children.GetCount();
+ if ( nitems)
+ {
+ if ( m_cols )
+ {
+ ncols = m_cols;
+ nrows = (nitems + m_cols - 1) / m_cols;
+ }
+ else if ( m_rows )
+ {
+ ncols = (nitems + m_rows - 1) / m_rows;
+ nrows = m_rows;
+ }
+ else // 0 columns, 0 rows?
+ {
+ wxFAIL_MSG( _T("grid sizer must have either rows or columns fixed") );
+
+ nrows = ncols = 0;
+ }
+ }
+
+ return nitems;
+}
+
+void wxGridSizer::RecalcSizes()
+{
+ int nitems, nrows, ncols;
+ if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
+ return;
+
+ wxSize sz( GetSize() );
+ wxPoint pt( GetPosition() );
+
+ int w = (sz.x - (ncols - 1) * m_hgap) / ncols;
+ int h = (sz.y - (nrows - 1) * m_vgap) / nrows;
+
+ int x = pt.x;
+ for (int c = 0; c < ncols; c++)
+ {
+ int y = pt.y;
+ for (int r = 0; r < nrows; r++)
+ {
+ int i = r * ncols + c;
+ if (i < nitems)
+ {
+ wxSizerItemList::compatibility_iterator node = m_children.Item( i );
+
+ wxASSERT_MSG( node, _T("Failed to find SizerItemList node") );
+
+ SetItemBounds( node->GetData(), x, y, w, h);
+ }
+ y = y + h + m_vgap;
+ }
+ x = x + w + m_hgap;
+ }
+}
+
+wxSize wxGridSizer::CalcMin()
+{
+ int nrows, ncols;
+ if ( CalcRowsCols(nrows, ncols) == 0 )
+ return wxSize(10, 10);
+
+ // Find the max width and height for any component
+ int w = 0;
+ int h = 0;
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+ wxSize sz( item->CalcMin() );
+
+ w = wxMax( w, sz.x );
+ h = wxMax( h, sz.y );
+
+ node = node->GetNext();
+ }
+
+ return wxSize( ncols * w + (ncols-1) * m_hgap,
+ nrows * h + (nrows-1) * m_vgap );
+}
+
+void wxGridSizer::SetItemBounds( wxSizerItem *item, int x, int y, int w, int h )
+{
+ wxPoint pt( x,y );
+ wxSize sz( item->GetMinSizeWithBorder() );
+ int flag = item->GetFlag();
+
+ if ((flag & wxEXPAND) || (flag & wxSHAPED))
+ {
+ sz = wxSize(w, h);
+ }
+ else
+ {
+ if (flag & wxALIGN_CENTER_HORIZONTAL)
+ {
+ pt.x = x + (w - sz.x) / 2;
+ }
+ else if (flag & wxALIGN_RIGHT)
+ {
+ pt.x = x + (w - sz.x);
+ }
+
+ if (flag & wxALIGN_CENTER_VERTICAL)
+ {
+ pt.y = y + (h - sz.y) / 2;
+ }
+ else if (flag & wxALIGN_BOTTOM)
+ {
+ pt.y = y + (h - sz.y);
+ }
+ }
+
+ item->SetDimension(pt, sz);
+}
+
+//---------------------------------------------------------------------------
+// wxFlexGridSizer
+//---------------------------------------------------------------------------
+
+wxFlexGridSizer::wxFlexGridSizer( int rows, int cols, int vgap, int hgap )
+ : wxGridSizer( rows, cols, vgap, hgap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
+{
+}
+
+wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap )
+ : wxGridSizer( cols, vgap, hgap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
+{
+}
+
+wxFlexGridSizer::~wxFlexGridSizer()
+{
+}
+
+void wxFlexGridSizer::RecalcSizes()
+{
+ int nitems, nrows, ncols;
+ if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
+ return;
+
+ wxPoint pt( GetPosition() );
+ wxSize sz( GetSize() );
+
+ AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols);
+
+ sz = wxSize( pt.x + sz.x, pt.y + sz.y );
+
+ int x = pt.x;
+ for (int c = 0; c < ncols; c++)
+ {
+ int y = pt.y;
+ for (int r = 0; r < nrows; r++)
+ {
+ int i = r * ncols + c;
+ if (i < nitems)
+ {
+ wxSizerItemList::compatibility_iterator node = m_children.Item( i );
+
+ wxASSERT_MSG( node, _T("Failed to find node") );
+
+ int w = wxMax( 0, wxMin( m_colWidths[c], sz.x - x ) );
+ int h = wxMax( 0, wxMin( m_rowHeights[r], sz.y - y ) );
+
+ SetItemBounds( node->GetData(), x, y, w, h);
+ }
+ y = y + m_rowHeights[r] + m_vgap;
+ }
+ x = x + m_colWidths[c] + m_hgap;
+ }
+}
+
+wxSize wxFlexGridSizer::CalcMin()
+{
+ int nrows,
+ ncols;
+ size_t i, s;
+
+ // Number of rows/columns can change as items are added or removed.
+ if ( !CalcRowsCols(nrows, ncols) )
+ return wxSize(10, 10);
+
+ m_rowHeights.SetCount(nrows);
+ m_colWidths.SetCount(ncols);
+
+ // 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 )
+ m_colWidths[ i ] = -1;
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+
+ i = 0;
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+ if ( item->IsShown() )
+ {
+ wxSize sz( item->CalcMin() );
+ int row = i / ncols;
+ int col = i % ncols;
+
+ m_rowHeights[ row ] = wxMax( wxMax( 0, sz.y ), m_rowHeights[ row ] );
+ m_colWidths[ col ] = wxMax( wxMax( 0, sz.x ), m_colWidths[ col ] );
+ }
+
+ node = node->GetNext();
+ i++;
+ }
+
+ 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 );
+
+ m_calculatedMinSize = wxSize( width, height );
+ return m_calculatedMinSize;
+}
+
+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*
+ // resize flexibly
+ wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths
+ : m_rowHeights;
+
+ const int count = array.GetCount();
+
+ // find the largest value in this array
+ int n, largest = 0;
+ for ( n = 0; n < count; ++n )
+ {
+ if ( array[n] > largest )
+ largest = array[n];
+ }
+
+ // and now fill it with the largest value
+ for ( n = 0; n < count; ++n )
+ {
+ array[n] = largest;
+ }
+ }
+}
+
+
+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++;
+ }
+
+ 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::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::RemoveGrowableCol( size_t idx )
+{
+ m_growableCols.Remove( idx );
+}
+
+//---------------------------------------------------------------------------
+// wxBoxSizer
+//---------------------------------------------------------------------------
+
+wxBoxSizer::wxBoxSizer( int orient )
+ : m_orient( orient )
+{
+}
+
+void wxBoxSizer::RecalcSizes()
+{
+ if (m_children.GetCount() == 0)
+ return;
+
+ int delta = 0;
+ if (m_stretchable)
+ {
+ if (m_orient == wxHORIZONTAL)
+ delta = m_size.x - m_fixedWidth;
+ else
+ delta = m_size.y - m_fixedHeight;
+ }
+
+ wxPoint pt( m_position );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->IsShown())
+ {
+ wxSize size( item->GetMinSizeWithBorder() );
+
+ if (m_orient == wxVERTICAL)
+ {
+ wxCoord height = size.y;
+ if (item->GetProportion())
+ {
+ // 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 );
+ wxSize child_size( wxSize( size.x, height) );
+
+ if (item->GetFlag() & (wxEXPAND | wxSHAPED))
+ child_size.x = m_size.x;
+ else if (item->GetFlag() & wxALIGN_RIGHT)
+ child_pos.x += m_size.x - size.x;
+ else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL))
+ // XXX wxCENTER is added for backward compatibility;
+ // wxALIGN_CENTER should be used in new code
+ child_pos.x += (m_size.x - size.x) / 2;
+
+ item->SetDimension( child_pos, child_size );
+
+ pt.y += height;
+ }
+ else
+ {
+ wxCoord width = size.x;
+ if (item->GetProportion())
+ {
+ // 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 );
+ wxSize child_size( wxSize(width, size.y) );
+
+ if (item->GetFlag() & (wxEXPAND | wxSHAPED))
+ child_size.y = m_size.y;
+ else if (item->GetFlag() & wxALIGN_BOTTOM)
+ child_pos.y += m_size.y - size.y;
+ else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL))
+ // XXX wxCENTER is added for backward compatibility;
+ // wxALIGN_CENTER should be used in new code
+ child_pos.y += (m_size.y - size.y) / 2;
+
+ item->SetDimension( child_pos, child_size );
+
+ pt.x += width;
+ }
+ }
+
+ node = node->GetNext();
+ }
+}
+
+wxSize wxBoxSizer::CalcMin()
+{
+ if (m_children.GetCount() == 0)
+ return wxSize(10,10);
+
+ m_stretchable = 0;
+ m_minWidth = 0;
+ m_minHeight = 0;
+ 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();
+
+ node = node->GetNext();
+ }
+
+ // Total minimum size (width or height) of sizer
+ int maxMinSize = 0;
+
+ node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->IsShown() && item->GetProportion() != 0)
+ {
+ int stretch = item->GetProportion();
+ wxSize size( item->GetMinSizeWithBorder() );
+ int minSize;
+
+ // 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)
+ minSize = ( size.x*m_stretchable + stretch - 1)/stretch;
+ else
+ minSize = ( size.y*m_stretchable + stretch - 1)/stretch;
+
+ if (minSize > maxMinSize)
+ maxMinSize = minSize;
+ }
+ node = node->GetNext();
+ }
+
+ // Calculate overall minimum size
+ node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->IsShown())
+ {
+ wxSize size( item->GetMinSizeWithBorder() );
+ if (item->GetProportion() != 0)
+ {
+ if (m_orient == wxHORIZONTAL)
+ size.x = (maxMinSize*item->GetProportion())/m_stretchable;
+ else
+ size.y = (maxMinSize*item->GetProportion())/m_stretchable;
+ }
+ else
+ {
+ if (m_orient == wxVERTICAL)
+ {
+ m_fixedHeight += size.y;
+ m_fixedWidth = wxMax( m_fixedWidth, size.x );
+ }
+ else
+ {
+ m_fixedWidth += size.x;
+ 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();
+ }
+
+ return wxSize( m_minWidth, m_minHeight );
+}
+
+//---------------------------------------------------------------------------
+// wxStaticBoxSizer
+//---------------------------------------------------------------------------
+
+#if wxUSE_STATBOX
+
+wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
+ : wxBoxSizer( orient )
+ , m_staticBox( box )
+{
+ wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
+}
+
+static void GetStaticBoxBorders( wxStaticBox *box,
+ int *borderTop,
+ int *borderOther)
+{
+ // this has to be done platform by platform as there is no way to
+ // guess the thickness of a wxStaticBox border
+#ifdef __WXCOCOA__
+ box->GetBordersForSizer(borderTop,borderOther);
+#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;
+ else
+#endif // __WXGTK__
+ *borderTop = box->GetCharHeight();
+
+ *borderOther = 5;
+#endif // __WXCOCOA__
+}
+
+void wxStaticBoxSizer::RecalcSizes()
+{
+ int top_border, other_border;
+ GetStaticBoxBorders(m_staticBox, &top_border, &other_border);
+
+ m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+
+ wxPoint old_pos( m_position );
+ m_position.x += other_border;
+ m_position.y += top_border;
+ wxSize old_size( m_size );
+ m_size.x -= 2*other_border;
+ m_size.y -= top_border + other_border;
+
+ wxBoxSizer::RecalcSizes();
+
+ m_position = old_pos;
+ m_size = old_size;
+}
+
+wxSize wxStaticBoxSizer::CalcMin()
+{
+ int top_border, other_border;
+ GetStaticBoxBorders(m_staticBox, &top_border, &other_border);
+
+ wxSize ret( wxBoxSizer::CalcMin() );
+ ret.x += 2*other_border;
+ ret.y += other_border + top_border;
+
+ return ret;
+}
+
+void wxStaticBoxSizer::ShowItems( bool show )
+{
+ m_staticBox->Show( show );
+ wxBoxSizer::ShowItems( 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)
+ : m_bookctrl(bookctrl)
+{
+ wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") );
+}
+
+void wxBookCtrlSizer::RecalcSizes()
+{
+ m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+}
+
+wxSize wxBookCtrlSizer::CalcMin()
+{
+ wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0, 0));
+
+ sizeBorder.x += 5;
+ sizeBorder.y += 5;
+
+ if ( m_bookctrl->GetPageCount() == 0 )
+ {
+ return wxSize(sizeBorder.x + 10, sizeBorder.y + 10);
+ }
+
+ int maxX = 0;
+ int maxY = 0;
+
+ wxWindowList::compatibility_iterator
+ node = m_bookctrl->GetChildren().GetFirst();
+ while (node)
+ {
+ wxWindow *item = node->GetData();
+ wxSizer *itemsizer = item->GetSizer();
+
+ if (itemsizer)
+ {
+ wxSize subsize( itemsizer->CalcMin() );
+
+ if (subsize.x > maxX)
+ maxX = subsize.x;
+ if (subsize.y > maxY)
+ maxY = subsize.y;
+ }
+
+ node = node->GetNext();
+ }
+
+ return wxSize( maxX, maxY ) + sizeBorder;
+}
+
+#if wxUSE_NOTEBOOK
+
+wxNotebookSizer::wxNotebookSizer(wxNotebook *nb)
+{
+ wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") );
+ m_bookctrl = nb;
+}
+
+#endif // wxUSE_NOTEBOOOK
+#endif // wxUSE_BOOKCTRL
+
+#endif // WXWIN_COMPATIBILITY_2_4
projects / wxWidgets.git / blobdiff