/////////////////////////////////////////////////////////////////////////////
// Name: sizer.cpp
// Purpose: provide new wxSizer class for layout
-// Author: Robert Roebling and Robin Dunn
+// 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
/////////////////////////////////////////////////////////////////////////////
#include "wx/utils.h"
#include "wx/statbox.h"
#include "wx/notebook.h"
+#include <wx/listimpl.cpp>
//---------------------------------------------------------------------------
-IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject)
-IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject)
-IMPLEMENT_ABSTRACT_CLASS(wxGridSizer, wxSizer)
-IMPLEMENT_ABSTRACT_CLASS(wxFlexGridSizer, wxGridSizer)
-IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, 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_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer)
+IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer)
#endif
#if wxUSE_NOTEBOOK
-IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer)
+IMPLEMENT_CLASS(wxNotebookSizer, wxSizer)
#endif
+WX_DEFINE_EXPORTED_LIST( wxSizerItemList );
+
+
//---------------------------------------------------------------------------
// wxSizerItem
//---------------------------------------------------------------------------
-wxSizerItem::wxSizerItem( int width, int height, int option, int flag, int border, wxObject* userData )
- : m_window( 0 )
- , m_sizer( 0 )
+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_option( option )
+ , m_proportion( proportion )
, m_border( border )
, m_flag( flag )
- , m_show( TRUE ) // Cannot be changed
- , m_deleteItem( FALSE ) // unused for spacer
+ , m_show( true )
, m_userData( userData )
{
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( 0 )
+ , m_sizer( NULL )
, m_minSize( window->GetSize() ) // minimal size is the initial size
- , m_option( option )
+ , m_proportion( proportion )
, m_border( border )
, m_flag( flag )
- , m_show( TRUE )
- , m_deleteItem( FALSE ) // currently unused for window
+ , m_show( true )
, m_userData( userData )
{
// aspect ratio calculated from initial size
// m_size is calculated later
}
-wxSizerItem::wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
- : m_window( 0 )
+wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
+ : m_window( NULL )
, m_sizer( sizer )
- , m_option( option )
+ , m_proportion( proportion )
, m_border( border )
, m_flag( flag )
- , m_show( TRUE )
- , m_ratio( 0 )
- , m_deleteItem( TRUE ) // we delete sizer items by default.
+ , m_show( true )
+ , m_ratio( 0.0 )
, m_userData( userData )
{
// m_minSize is calculated later
wxSizerItem::~wxSizerItem()
{
- // User data is bound to the sizeritem, always delete it.
if (m_userData)
delete m_userData;
-
- // To be able to Detach a sizer, we must be able to veto its deletion here.
- if (m_deleteItem && m_sizer)
+ if (m_sizer)
delete m_sizer;
}
-wxSize wxSizerItem::GetSize()
+wxSize wxSizerItem::GetSize() const
{
wxSize ret;
if (IsSizer())
m_sizer->DeleteWindows();
}
-bool wxSizerItem::IsWindow()
+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 );
- m_minSize.x = 0;
- m_minSize.y = 0;
+ m_children.DeleteContents( true );
}
wxSizer::~wxSizer()
Clear();
}
-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 ) );
- window->SetContainingSizer(this);
+ 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 ) );
- window->SetContainingSizer(this);
+ 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::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Insert( new wxSizerItem( sizer, option, flag, border, userData ) );
+ m_children.Insert( new wxSizerItem( window, proportion, flag, border, userData ) );
+ window->SetContainingSizer( this );
}
-void wxSizer::Prepend( int width, int height, int option, int flag, int border, wxObject* userData )
+void wxSizer::Prepend( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData )
{
- m_children.Insert( new wxSizerItem( width, height, option, flag, border, userData ) );
+ m_children.Insert( new wxSizerItem( sizer, proportion, flag, border, userData ) );
}
-void wxSizer::Insert( int before, wxWindow *window, 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( window, option, flag, border, userData ) );
- window->SetContainingSizer(this);
+ m_children.Insert( new wxSizerItem( width, height, proportion, flag, border, userData ) );
}
-void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+void wxSizer::Prepend( wxSizerItem *item )
{
- m_children.Insert( before, new wxSizerItem( sizer, option, flag, border, userData ) );
+ m_children.Insert( item );
+
+ if( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
}
-void wxSizer::Insert( int before, int width, int height, int option, int flag, int border, wxObject* userData )
+void wxSizer::Insert( size_t index,
+ wxWindow *window,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
{
- m_children.Insert( before, new wxSizerItem( width, height, option, flag, border, userData ) );
+ m_children.Insert( index,
+ new wxSizerItem( window, proportion, flag, border, userData ) );
+ window->SetContainingSizer( this );
}
-bool wxSizer::Remove( wxWindow *window )
+void wxSizer::Insert( size_t index,
+ wxSizer *sizer,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
{
- wxASSERT( window );
+ m_children.Insert( index,
+ new wxSizerItem( sizer, proportion, flag, border, userData ) );
+}
- wxNode *node = m_children.First();
- while (node)
- {
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetWindow() == window)
- {
- item->GetWindow()->SetContainingSizer(NULL);
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
- }
+void wxSizer::Insert( size_t index,
+ int width,
+ int height,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData )
+{
+ m_children.Insert( index,
+ new wxSizerItem( width, height, proportion, flag, border, userData ) );
+}
+
+void wxSizer::Insert( size_t index, wxSizerItem *item )
+{
+ m_children.Insert( index, item );
+
+ if( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
+}
- return FALSE;
+bool wxSizer::Remove( wxWindow *window )
+{
+ return Detach( window );
}
bool wxSizer::Remove( wxSizer *sizer )
{
- wxASSERT( sizer );
+ wxASSERT_MSG( sizer, _T("Removing NULL sizer") );
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->GetSizer() == sizer)
- {
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
+ return m_children.DeleteNode( node );
+
+ node = node->GetNext();
}
- return FALSE;
+ return false;
}
-bool wxSizer::Remove( int pos )
+bool wxSizer::Remove( int index )
{
- if ((size_t)pos >= m_children.GetCount())
- return FALSE;
- wxNode *node = m_children.Nth( pos );
- if (!node) return FALSE;
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Remove index is out of range") );
+
+ wxSizerItemList::Node *node = m_children.Item( index );
+
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
- m_children.DeleteNode( node );
+ wxSizerItem *item = node->GetData();
- return TRUE;
+ if( item->IsWindow() )
+ item->GetWindow()->SetContainingSizer( NULL );
+
+ return m_children.DeleteNode( node );
}
bool wxSizer::Detach( wxSizer *sizer )
{
- wxASSERT( sizer );
+ wxASSERT_MSG( sizer, _T("Detaching NULL sizer") );
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->GetSizer() == sizer)
{
- item->SetDeleteItem( FALSE );
- m_children.DeleteNode( node );
- return TRUE;
+ item->DetachSizer();
+ return m_children.DeleteNode( node );
+ }
+ node = node->GetNext();
+ }
+
+ return false;
+}
+
+bool wxSizer::Detach( wxWindow *window )
+{
+ wxASSERT_MSG( window, _T("Detaching NULL window") );
+
+ wxSizerItemList::Node *node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
+ {
+ item->GetWindow()->SetContainingSizer( NULL );
+ return m_children.DeleteNode( node );
}
- node = node->Next();
+ node = node->GetNext();
}
- return FALSE;
+ return false;
}
-bool wxSizer::Detach( int pos )
+bool wxSizer::Detach( int index )
{
- if ((size_t)pos >= m_children.GetCount())
- return FALSE;
- wxNode *node = m_children.Nth( pos );
- if (!node) return FALSE;
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Detach index is out of range") );
+
+ wxSizerItemList::Node *node = m_children.Item( index );
- ( (wxSizerItem*)node->Data() )->SetDeleteItem( FALSE );
- m_children.DeleteNode( node );
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
- return TRUE;
+ wxSizerItem *item = node->GetData();
+
+ if( item->IsSizer() )
+ item->DetachSizer();
+ else if( item->IsWindow() )
+ item->GetWindow()->SetContainingSizer( NULL );
+
+ return m_children.DeleteNode( node );
}
void wxSizer::Clear( bool delete_windows )
{
// First clear the ContainingSizer pointers
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->IsWindow())
- item->GetWindow()->SetContainingSizer(NULL);
- node = node->Next();
+ item->GetWindow()->SetContainingSizer( NULL );
+ node = node->GetNext();
}
// Destroy the windows if needed
void wxSizer::DeleteWindows()
{
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
item->DeleteWindows();
- node = node->Next();
+ node = node->GetNext();
}
}
window->GetMaxHeight() );
}
-wxSize wxSizer::GetMaxWindowSize( wxWindow *window )
+wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) const
{
return window->GetMaxSize();
}
wxSize wxSizer::GetMinWindowSize( wxWindow *window )
{
- wxSize minSize( GetMinSize() );
- wxSize size( window->GetSize() );
- wxSize client_size( window->GetClientSize() );
+ 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 );
}
return size;
}
-wxSize wxSizer::GetMaxClientSize( wxWindow *window )
+wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
{
wxSize maxSize( window->GetMaxSize() );
bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height )
{
- wxASSERT( window );
+ wxASSERT_MSG( window, _T("SetMinSize for NULL window") );
+
+ // Is it our immediate child?
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->GetWindow() == window)
{
item->SetInitSize( width, height );
- return TRUE;
+ return true;
}
- node = node->Next();
+ node = node->GetNext();
}
- node = m_children.First();
+ // No? Search any subsizers we own then
+
+ node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetSizer())
+ wxSizerItem *item = node->GetData();
+
+ if ( item->GetSizer() &&
+ item->GetSizer()->DoSetItemMinSize( window, width, height ) )
{
- // It's a sizer, so lets search recursively.
- if (item->GetSizer()->DoSetItemMinSize( window, width, height ))
- {
- // A child sizer found the requested windw, exit.
- return TRUE;
- }
+ // A child sizer found the requested windw, exit.
+ return true;
}
- node = node->Next();
+ node = node->GetNext();
}
- return FALSE;
+ return false;
}
bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height )
{
- wxASSERT( sizer );
+ wxASSERT_MSG( sizer, _T("SetMinSize for NULL sizer") );
+
+ // Is it our immediate child?
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->GetSizer() == sizer)
{
item->GetSizer()->DoSetMinSize( width, height );
- return TRUE;
+ return true;
}
- node = node->Next();
+ node = node->GetNext();
}
- node = m_children.First();
+ // No? Search any subsizers we own then
+
+ node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetSizer())
+ wxSizerItem *item = node->GetData();
+
+ if ( item->GetSizer() &&
+ item->GetSizer()->DoSetItemMinSize( sizer, width, height ) )
{
- // It's a sizer, so lets search recursively.
- if (item->GetSizer()->DoSetItemMinSize( sizer, width, height ))
- {
- // A child sizer found the requested windw, exit.
- return TRUE;
- }
+ // A child found the requested sizer, exit.
+ return true;
}
- node = node->Next();
+ node = node->GetNext();
}
- return FALSE;
+ return false;
}
-bool wxSizer::DoSetItemMinSize( int pos, int width, int height )
+bool wxSizer::DoSetItemMinSize( size_t index, int width, int height )
{
- wxNode *node = m_children.Nth( pos );
- if (!node) return FALSE;
+ wxSizerItemList::Node *node = m_children.Item( index );
+
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
+
+ wxSizerItem *item = node->GetData();
- wxSizerItem *item = (wxSizerItem*) node->Data();
if (item->GetSizer())
{
// Sizers contains the minimal size in them, if not calculated ...
item->SetInitSize( width, height );
}
- return TRUE;
+ return true;
}
-void wxSizer::Show(wxWindow *window, bool show)
+void wxSizer::Show( wxWindow *window, bool show )
{
- wxNode *node = m_children.GetFirst();
+ wxASSERT_MSG( window, _T("Show for NULL window") );
+
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
- if (item->IsWindow() && item->GetWindow() == window)
+ if (item->GetWindow() == window)
{
- item->Show(show);
- window->Show(show);
- return;
+ item->Show( show );
+ break;
}
- node = node->Next();
+ node = node->GetNext();
}
}
-void wxSizer::Show(wxSizer *sizer, bool show)
+void wxSizer::Show( wxSizer *sizer, bool show )
{
- wxNode *node = m_children.GetFirst();
+ wxASSERT_MSG( sizer, _T("Show for NULL sizer") );
+
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
- if (item->IsSizer() && item->GetSizer() == sizer)
+ if (item->GetSizer() == sizer)
{
- item->Show(show);
- sizer->ShowItems(show);
- return;
+ item->Show( show );
+ break;
}
- node = node->Next();
+ node = node->GetNext();
}
}
-void wxSizer::ShowItems (bool show)
+void wxSizer::Show( size_t index, bool show )
{
- wxNode *node = m_children.GetFirst();
- while (node)
- {
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxCHECK_RET( index < m_children.GetCount(),
+ _T("Show index is out of range") );
- if (item->IsWindow())
- item->GetWindow()->Show (show);
- else if (item->IsSizer())
- item->GetSizer()->ShowItems (show);
+ m_children.Item( index )->GetData()->Show( show );
+}
- node = node->Next();
+void wxSizer::ShowItems( bool show )
+{
+ wxSizerItemList::Node *node = m_children.GetFirst();
+ while (node)
+ {
+ node->GetData()->Show( show );
+ node = node->GetNext();
}
}
-bool wxSizer::IsShown (wxWindow *window)
+bool wxSizer::IsShown( wxWindow *window ) const
{
- wxNode *node = m_children.GetFirst();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
-
- if (item->IsWindow() && item->GetWindow() == window)
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
{
return item->IsShown();
}
- node = node->Next();
+ node = node->GetNext();
}
- return FALSE;
+ wxFAIL_MSG( _T("IsShown failed to find sizer item") );
+
+ return false;
}
-bool wxSizer::IsShown (wxSizer *sizer)
+bool wxSizer::IsShown( wxSizer *sizer ) const
{
- wxNode *node = m_children.GetFirst();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
- if (item->IsSizer() && item->GetSizer() == sizer)
+ if (item->GetSizer() == sizer)
{
return item->IsShown();
}
- node = node->Next();
+ node = node->GetNext();
}
- return FALSE;
+ 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 )
{
- m_rows = rows;
- m_cols = cols;
- m_vgap = vgap;
- m_hgap = hgap;
}
wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
+ : m_rows( 0 )
+ , m_cols( cols )
+ , m_vgap( vgap )
+ , m_hgap( hgap )
{
- m_rows = 0;
- m_cols = cols;
- m_vgap = vgap;
- m_hgap = hgap;
}
int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const
int i = r * ncols + c;
if (i < nitems)
{
- wxNode *node = m_children.Nth( i );
- wxASSERT( node );
+ wxSizerItemList::Node *node = m_children.Item( i );
+
+ wxASSERT_MSG( node, _T("Failed to find SizerItemList node") );
- SetItemBounds( (wxSizerItem*) node->Data(), x, y, w, h);
+ SetItemBounds( node->GetData(), x, y, w, h);
}
y = y + h + m_vgap;
}
int w = 0;
int h = 0;
- wxNode *node = m_children.First();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
- wxSize sz( item->CalcMin() );
+ wxSizerItem *item = node->GetData();
+ wxSize sz( item->CalcMin() );
+
w = wxMax( w, sz.x );
h = wxMax( h, sz.y );
- node = node->Next();
+ node = node->GetNext();
}
- return wxSize(ncols * w + (ncols-1) * m_hgap,
- nrows * h + (nrows-1) * m_vgap);
+ 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 )
//---------------------------------------------------------------------------
wxFlexGridSizer::wxFlexGridSizer( int rows, int cols, int vgap, int hgap )
- : wxGridSizer( rows, cols, vgap, hgap )
+ : wxGridSizer( rows, cols, vgap, hgap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
{
- m_rowHeights = (int*) NULL;
- m_colWidths = (int*) NULL;
}
wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap )
- : wxGridSizer( cols, vgap, hgap )
+ : wxGridSizer( cols, vgap, hgap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
{
- m_rowHeights = (int*) NULL;
- m_colWidths = (int*) NULL;
}
wxFlexGridSizer::~wxFlexGridSizer()
{
- if (m_rowHeights)
- delete[] m_rowHeights;
- if (m_colWidths)
- delete[] m_colWidths;
-}
-
-void wxFlexGridSizer::CreateArrays()
-{
- if (m_rowHeights)
- delete[] m_rowHeights;
- if (m_colWidths)
- delete[] m_colWidths;
-
- int nitems, nrows, ncols;
- if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
- {
- m_rowHeights =
- m_colWidths = NULL;
- }
-
- m_rowHeights = new int[nrows];
- m_colWidths = new int[ncols];
-
- for (int col = 0; col < ncols; col++)
- m_colWidths[ col ] = 0;
- for (int row = 0; row < nrows; row++)
- m_rowHeights[ row ] = 0;
}
void wxFlexGridSizer::RecalcSizes()
wxSize sz( GetSize() );
wxSize minsz( CalcMin() );
wxPoint pt( GetPosition() );
- int delta;
- size_t idx,num;
- wxArrayInt temp;
-
- // Transfer only those rows into temp which exist in the sizer
- // ignoring the superflouus ones. This prevents a segfault when
- // calling AddGrowableRow( 3 ) if the sizer only has 2 rows.
- for (idx = 0; idx < m_growableRows.GetCount(); idx++)
- if (m_growableRows[idx] < nrows)
- temp.Add( m_growableRows[idx] );
- num = temp.GetCount();
-
- if ((num > 0) && (sz.y > minsz.y))
+
+ // 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) )
{
- delta = (sz.y - minsz.y) / num;
- for (idx = 0; idx < num; idx++)
- m_rowHeights[ temp[idx] ] += delta;
+ // rounding problem?
+ for ( int row = 0; row < nrows; ++row )
+ m_rowHeights[ row ] = sz.y / nrows;
}
- temp.Empty();
- // See above
- for (idx = 0; idx < m_growableCols.GetCount(); idx++)
- if (m_growableCols[idx] < ncols)
- temp.Add( m_growableCols[idx] );
- num = temp.GetCount();
+ // 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) && (sz.x > minsz.x))
+ 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) )
{
- delta = (sz.x - minsz.x) / num;
- for (idx = 0; idx < num; idx++)
- m_colWidths[ temp[idx] ] += delta;
+ for ( int col=0; col < ncols; ++col )
+ m_colWidths[ col ] = sz.x / ncols;
}
sz = wxSize( pt.x + sz.x, pt.y + sz.y );
int i = r * ncols + c;
if (i < nitems)
{
- wxNode *node = m_children.Nth( i );
- wxASSERT( node );
+ wxSizerItemList::Node *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( (wxSizerItem*) node->Data(), x, y, w, h);
+ SetItemBounds( node->GetData(), x, y, w, h);
}
y = y + m_rowHeights[r] + m_vgap;
}
wxSize wxFlexGridSizer::CalcMin()
{
- int nitems, nrows, ncols;
- if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 )
- return wxSize(10,10);
+ 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);
- CreateArrays();
+ m_rowHeights.SetCount(nrows);
+ m_colWidths.SetCount(ncols);
- int i = 0;
- wxNode *node = m_children.First();
+ // 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.
+ 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::Node *node = m_children.GetFirst();
+
+ i = 0;
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
- wxSize sz( item->CalcMin() );
- int row = i / ncols;
- int col = i % ncols;
- m_rowHeights[ row ] = wxMax( sz.y, m_rowHeights[ row ] );
- m_colWidths[ col ] = wxMax( sz.x, m_colWidths[ col ] );
-
- node = node->Next();
+ 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++;
}
+ // the logic above 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;
+ }
+ }
+
+ // 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++)
- width += m_colWidths[ 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++)
- height += m_rowHeights[ row ];
+ if ( m_rowHeights[ row ] != -1 )
+ height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap );
- return wxSize( width + (ncols-1) * m_hgap,
- height + (nrows-1) * m_vgap);
+ return wxSize( width, height );
}
-void wxFlexGridSizer::AddGrowableRow( size_t idx )
+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::AddGrowableCol( size_t idx )
+void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
{
m_growableCols.Add( idx );
+ m_growableColsProportions.Add( proportion );
}
void wxFlexGridSizer::RemoveGrowableCol( size_t WXUNUSED(idx) )
//---------------------------------------------------------------------------
wxBoxSizer::wxBoxSizer( int orient )
+ : m_orient( orient )
{
- m_orient = orient;
}
void wxBoxSizer::RecalcSizes()
wxPoint pt( m_position );
- wxNode *node = m_children.GetFirst();
+ wxSizerItemList::Node *node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->IsShown())
{
int weight = 1;
- if (item->GetOption())
- weight = item->GetOption();
+ if (item->GetProportion())
+ weight = item->GetProportion();
wxSize size( item->CalcMin() );
if (m_orient == wxVERTICAL)
{
wxCoord height = size.y;
- if (item->GetOption())
+ if (item->GetProportion())
{
height = (delta * weight) + extra;
extra = 0; // only the first item will get the remainder as extra size
else
{
wxCoord width = size.x;
- if (item->GetOption())
+ if (item->GetProportion())
{
width = (delta * weight) + extra;
extra = 0; // only the first item will get the remainder as extra size
}
}
- node = node->Next();
+ node = node->GetNext();
}
}
m_fixedHeight = 0;
// Find how long each stretch unit needs to be
- int stretchSize = 1;
- wxNode *node = m_children.GetFirst();
+ int stretchSize = 1;
+ wxSizerItemList::Node *node = m_children.GetFirst();
+
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
- if (item->IsShown() && item->GetOption() != 0)
+ wxSizerItem *item = node->GetData();
+
+ if (item->IsShown() && item->GetProportion() != 0)
{
- int stretch = item->GetOption();
+ int stretch = item->GetProportion();
wxSize size( item->CalcMin() );
int sizePerStretch;
// Integer division rounded up is (a + b - 1) / b
if (sizePerStretch > stretchSize)
stretchSize = sizePerStretch;
}
- node = node->Next();
+ node = node->GetNext();
}
+
// Calculate overall minimum size
node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
+
if (item->IsShown())
{
- m_stretchable += item->GetOption();
+ m_stretchable += item->GetProportion();
wxSize size( item->CalcMin() );
- if (item->GetOption() != 0)
+ if (item->GetProportion() != 0)
{
if (m_orient == wxHORIZONTAL)
- size.x = stretchSize * item->GetOption();
+ size.x = stretchSize * item->GetProportion();
else
- size.y = stretchSize * item->GetOption();
+ size.y = stretchSize * item->GetProportion();
}
if (m_orient == wxHORIZONTAL)
m_minWidth = wxMax( m_minWidth, size.x );
}
- if (item->GetOption() == 0)
+ if (item->GetProportion() == 0)
{
if (m_orient == wxVERTICAL)
{
}
}
}
- node = node->Next();
+ node = node->GetNext();
}
return wxSize( m_minWidth, m_minHeight );
#if wxUSE_STATBOX
wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
- : wxBoxSizer( orient )
+ : wxBoxSizer( orient )
+ , m_staticBox( box )
{
wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
-
- m_staticBox = box;
}
-static void GetStaticBoxBorders(wxStaticBox *box,
- int *borderTop, int *borderOther)
+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);
+#else // __WXCOCOA__
#ifdef __WXGTK__
if ( box->GetLabel().IsEmpty() )
*borderTop = 5;
else
#endif // __WXGTK__
- *borderTop = 15;
- (void)box;
+ *borderTop = box->GetCharHeight();
+
*borderOther = 5;
+#endif // __WXCOCOA__
}
void wxStaticBoxSizer::RecalcSizes()
#if wxUSE_NOTEBOOK
wxNotebookSizer::wxNotebookSizer( wxNotebook *nb )
+ : m_notebook( nb )
{
wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") );
-
- m_notebook = nb;
}
void wxNotebookSizer::RecalcSizes()
projects / wxWidgets.git / blobdiff