/////////////////////////////////////////////////////////////////////////////
-// Name: sizer.cpp
+// Name: src/common/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__
-#pragma implementation "sizer.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#include "wx/display.h"
#include "wx/sizer.h"
-#include "wx/utils.h"
-#include "wx/statbox.h"
-#include "wx/notebook.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
+
+#include "wx/listimpl.cpp"
+
//---------------------------------------------------------------------------
-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
+#if wxUSE_BUTTON
+IMPLEMENT_CLASS(wxStdDialogButtonSizer, 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 )
+void wxSizerItem::Init(const wxSizerFlags& flags)
{
- m_window = (wxWindow *) NULL;
- m_sizer = (wxSizer *) NULL;
- m_option = option;
- m_border = border;
- m_flag = flag;
- m_userData = userData;
+ Init();
- // minimal size is the initial size
- m_minSize.x = width;
- m_minSize.y = height;
+ m_proportion = flags.GetProportion();
+ m_flag = flags.GetFlags();
+ m_border = flags.GetBorderInPixels();
+}
- SetRatio(width, height);
+wxSizerItem::wxSizerItem()
+{
+ Init();
- // size is set directly
- m_size = m_minSize;
+ m_proportion = 0;
+ m_border = 0;
+ m_flag = 0;
}
-wxSizerItem::wxSizerItem( wxWindow *window, int option, int flag, int border, wxObject* userData )
+// window item
+void wxSizerItem::DoSetWindow(wxWindow *window)
{
+ wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") );
+
+ m_kind = Item_Window;
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
+ // window doesn't become smaller than its initial size, whatever happens
m_minSize = window->GetSize();
+ if ( m_flag & wxFIXED_MINSIZE )
+ window->SetMinSize(m_minSize);
+
// aspect ratio calculated from initial size
SetRatio(m_minSize);
+}
- // size is calculated later
- // m_size = ...
+wxSizerItem::wxSizerItem(wxWindow *window,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData)
+ : m_kind(Item_None),
+ m_proportion(proportion),
+ m_border(border),
+ m_flag(flag),
+ m_userData(userData)
+{
+ DoSetWindow(window);
}
-wxSizerItem::wxSizerItem( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+// sizer item
+void wxSizerItem::DoSetSizer(wxSizer *sizer)
{
- m_window = (wxWindow *) NULL;
+ m_kind = Item_Sizer;
m_sizer = sizer;
- m_option = option;
- m_border = border;
- m_flag = flag;
- m_userData = userData;
+}
+
+wxSizerItem::wxSizerItem(wxSizer *sizer,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData)
+ : m_kind(Item_None),
+ m_sizer(NULL),
+ m_proportion(proportion),
+ m_border(border),
+ m_flag(flag),
+ m_ratio(0.0),
+ m_userData(userData)
+{
+ DoSetSizer(sizer);
+
+ // m_minSize is set later
+}
- // minimal size is calculated later
- // m_minSize = ...
- m_ratio = 0;
+// spacer item
+void wxSizerItem::DoSetSpacer(const wxSize& size)
+{
+ m_kind = Item_Spacer;
+ m_spacer = new wxSizerSpacer(size);
+ m_minSize = size;
+ SetRatio(size);
+}
- // size is calculated later
- // m_size = ...
+wxSizerItem::wxSizerItem(int width,
+ int height,
+ int proportion,
+ int flag,
+ int border,
+ wxObject* userData)
+ : m_kind(Item_None),
+ m_sizer(NULL),
+ m_minSize(width, height), // minimal size is the initial size
+ m_proportion(proportion),
+ m_border(border),
+ m_flag(flag),
+ m_userData(userData)
+{
+ DoSetSpacer(wxSize(width, height));
}
wxSizerItem::~wxSizerItem()
{
- if (m_userData)
- delete m_userData;
- if (m_sizer)
- delete m_sizer;
+ delete m_userData;
+ Free();
+}
+
+void wxSizerItem::Free()
+{
+ switch ( m_kind )
+ {
+ case Item_None:
+ break;
+
+ case Item_Window:
+ m_window->SetContainingSizer(NULL);
+ break;
+
+ case Item_Sizer:
+ delete m_sizer;
+ break;
+
+ case Item_Spacer:
+ delete m_spacer;
+ break;
+
+ case Item_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
+
+ m_kind = Item_None;
+}
+
+wxSize wxSizerItem::GetSpacer() const
+{
+ wxSize size;
+ if ( m_kind == Item_Spacer )
+ size = m_spacer->GetSize();
+
+ return size;
}
-wxSize wxSizerItem::GetSize()
+wxSize wxSizerItem::GetSize() const
{
wxSize ret;
- if (IsSizer())
- ret = m_sizer->GetSize();
- else
- if (IsWindow())
- ret = m_window->GetSize();
- else ret = m_size;
+ switch ( m_kind )
+ {
+ case Item_None:
+ break;
+
+ case Item_Window:
+ ret = m_window->GetSize();
+ break;
+
+ case Item_Sizer:
+ ret = m_sizer->GetSize();
+ break;
+
+ case Item_Spacer:
+ ret = m_spacer->GetSize();
+ break;
+
+ case Item_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
if (m_flag & wxWEST)
ret.x += m_border;
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) && wxIsNullDouble(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->GetEffectiveMinSize();
}
-/*
- 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;
return ret;
}
-void wxSizerItem::SetDimension( wxPoint pos, wxSize size )
+
+void wxSizerItem::SetDimension( const wxPoint& pos_, const 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)
- {
- pos.y += m_border;
- size.y -= m_border;
- }
- if (m_flag & wxSOUTH)
+ wxPoint pos = pos_;
+ wxSize size = size_;
+ if (m_flag & wxSHAPED)
{
- 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;
}
}
- if (IsSizer())
- m_sizer->SetDimension( pos.x, pos.y, size.x, size.y );
+ // 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 (IsWindow())
- m_window->SetSize( pos.x, pos.y, size.x, size.y );
+ if (size.x < 0)
+ size.x = 0;
+ if (size.y < 0)
+ size.y = 0;
- m_size = size;
-}
+ m_rect = wxRect(pos, size);
-bool wxSizerItem::IsWindow()
-{
- return (m_window != NULL);
+ switch ( m_kind )
+ {
+ case Item_None:
+ wxFAIL_MSG( _T("can't set size of uninitialized sizer item") );
+ break;
+
+ case Item_Window:
+ m_window->SetSize(pos.x, pos.y, size.x, size.y,
+ wxSIZE_ALLOW_MINUS_ONE);
+ break;
+
+ case Item_Sizer:
+ m_sizer->SetDimension(pos.x, pos.y, size.x, size.y);
+ break;
+
+ case Item_Spacer:
+ m_spacer->SetSize(size);
+ break;
+
+ case Item_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
}
-bool wxSizerItem::IsSizer()
+void wxSizerItem::DeleteWindows()
{
- return (m_sizer != NULL);
+ switch ( m_kind )
+ {
+ case Item_None:
+ case Item_Spacer:
+ break;
+
+ case Item_Window:
+ //We are deleting the window from this sizer - normally
+ //the window destroys the sizer associated with it,
+ //which might destroy this, which we don't want
+ m_window->SetContainingSizer(NULL);
+ m_window->Destroy();
+ //Putting this after the switch will result in a spacer
+ //not being deleted properly on destruction
+ m_kind = Item_None;
+ break;
+
+ case Item_Sizer:
+ m_sizer->DeleteWindows();
+ break;
+
+ case Item_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
+
}
-bool wxSizerItem::IsSpacer()
+void wxSizerItem::Show( bool show )
{
- return (m_window == NULL) && (m_sizer == NULL);
-}
+ switch ( m_kind )
+ {
+ case Item_None:
+ wxFAIL_MSG( _T("can't show uninitialized sizer item") );
+ break;
-//---------------------------------------------------------------------------
-// wxSizer
-//---------------------------------------------------------------------------
+ case Item_Window:
+ m_window->Show(show);
+ break;
-wxSizer::wxSizer()
-{
- m_children.DeleteContents( TRUE );
-}
+ case Item_Sizer:
+ m_sizer->Show(show);
+ break;
-wxSizer::~wxSizer()
-{
-}
+ case Item_Spacer:
+ m_spacer->Show(show);
+ break;
-void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData )
-{
- m_children.Append( new wxSizerItem( window, option, flag, border, userData ) );
+ case Item_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
}
-void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+bool wxSizerItem::IsShown() const
{
- m_children.Append( new wxSizerItem( sizer, option, flag, border, userData ) );
-}
+ switch ( m_kind )
+ {
+ case Item_None:
+ // we may be called from CalcMin(), just return false so that we're
+ // not used
+ break;
+
+ case Item_Window:
+ return m_window->IsShown();
+
+ case Item_Sizer:
+ // arbitrarily decide that if at least one of our elements is
+ // shown, so are we (this arbitrariness is the reason for
+ // deprecating this function)
+ {
+ // Some apps (such as dialog editors) depend on an empty sizer still
+ // being laid out correctly and reporting the correct size and position.
+ if (m_sizer->GetChildren().GetCount() == 0)
+ return true;
+
+ 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_Max:
+ default:
+ wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ }
-void wxSizer::Add( int width, int height, int option, int flag, int border, wxObject* userData )
-{
- m_children.Append( new wxSizerItem( width, height, option, flag, border, userData ) );
+ return false;
}
-void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData )
+#if WXWIN_COMPATIBILITY_2_6
+void wxSizerItem::SetOption( int option )
{
- m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) );
+ SetProportion( option );
}
-void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+int wxSizerItem::GetOption() const
{
- m_children.Insert( new wxSizerItem( sizer, option, flag, border, userData ) );
+ return GetProportion();
}
+#endif // WXWIN_COMPATIBILITY_2_6
-void wxSizer::Prepend( int width, int height, int option, int flag, int border, wxObject* userData )
-{
- m_children.Insert( new wxSizerItem( width, height, option, flag, border, userData ) );
-}
-void wxSizer::Insert( int before, wxWindow *window, int option, int flag, int border, wxObject* userData )
-{
- m_children.Insert( before, new wxSizerItem( window, option, flag, border, userData ) );
-}
+//---------------------------------------------------------------------------
+// wxSizer
+//---------------------------------------------------------------------------
-void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData )
+wxSizer::~wxSizer()
{
- m_children.Insert( before, new wxSizerItem( sizer, option, flag, border, userData ) );
+ WX_CLEAR_LIST(wxSizerItemList, m_children);
}
-void wxSizer::Insert( int before, int width, int height, int option, int flag, int border, wxObject* userData )
+wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item )
{
- m_children.Insert( before, new wxSizerItem( width, height, option, flag, border, userData ) );
+ m_children.Insert( index, item );
+
+ if ( item->GetWindow() )
+ item->GetWindow()->SetContainingSizer( this );
+
+ return item;
}
-bool wxSizer::Remove( wxWindow *window )
+void wxSizer::SetContainingWindow(wxWindow *win)
{
- wxASSERT( window );
+ if ( win == m_containingWindow )
+ return;
- wxNode *node = m_children.First();
- while (node)
+ 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 *item = (wxSizerItem*)node->Data();
- if (item->GetWindow() == window)
- {
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
+ wxSizerItem *const item = node->GetData();
+ wxSizer *const sizer = item->GetSizer();
+
+ if ( sizer )
+ {
+ sizer->SetContainingWindow(win);
+ }
}
+}
- return FALSE;
+#if WXWIN_COMPATIBILITY_2_6
+bool wxSizer::Remove( wxWindow *window )
+{
+ return Detach( window );
}
+#endif // WXWIN_COMPATIBILITY_2_6
bool wxSizer::Remove( wxSizer *sizer )
{
- wxASSERT( sizer );
+ wxASSERT_MSG( sizer, _T("Removing NULL sizer") );
- wxNode *node = m_children.First();
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*)node->Data();
- if (item->GetSizer() == sizer)
- {
- m_children.DeleteNode( node );
- return TRUE;
- }
- node = node->Next();
- }
+ wxSizerItem *item = node->GetData();
- return FALSE;
-}
-
-bool wxSizer::Remove( int pos )
-{
- wxNode *node = m_children.Nth( pos );
- if (!node) return FALSE;
-
- m_children.DeleteNode( node );
-
- return TRUE;
-}
+ if (item->GetSizer() == sizer)
+ {
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
-void wxSizer::Fit( wxWindow *window )
-{
- window->SetSize( GetMinWindowSize( window ) );
-}
+ node = node->GetNext();
+ }
-void wxSizer::Layout()
-{
- CalcMin();
- RecalcSizes();
+ return false;
}
-void wxSizer::SetSizeHints( wxWindow *window )
+bool wxSizer::Remove( int index )
{
- wxSize size( GetMinWindowSize( window ) );
- window->SetSizeHints( size.x, size.y );
-}
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Remove index is out of range") );
-wxSize wxSizer::GetMinWindowSize( wxWindow *window )
-{
- 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 );
-}
+ wxSizerItemList::compatibility_iterator node = m_children.Item( index );
-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;
- CalcMin();
- RecalcSizes();
-}
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
-//---------------------------------------------------------------------------
-// wxBoxSizer
-//---------------------------------------------------------------------------
+ delete node->GetData();
+ m_children.Erase( node );
-wxBoxSizer::wxBoxSizer( int orient )
-{
- m_orient = orient;
+ return true;
}
-void wxBoxSizer::RecalcSizes()
+bool wxSizer::Detach( wxSizer *sizer )
{
- if (m_children.GetCount() == 0)
- return;
+ wxASSERT_MSG( sizer, _T("Detaching 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;
- }
+ item->DetachSizer();
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
+ node = node->GetNext();
}
- wxPoint pt( m_position );
+ return false;
+}
+
+bool wxSizer::Detach( wxWindow *window )
+{
+ wxASSERT_MSG( window, _T("Detaching NULL window") );
- wxNode *node = m_children.GetFirst();
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
- wxSizerItem *item = (wxSizerItem*) node->Data();
+ wxSizerItem *item = node->GetData();
- int weight = 1;
- if (item->GetOption())
- weight = item->GetOption();
+ if (item->GetWindow() == window)
+ {
+ delete item;
+ m_children.Erase( node );
+ return true;
+ }
+ node = node->GetNext();
+ }
- wxSize size( item->CalcMin() );
+ return false;
+}
- 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
- }
+bool wxSizer::Detach( int index )
+{
+ wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
+ false,
+ _T("Detach index is out of range") );
- wxPoint child_pos( pt );
- wxSize child_size( wxSize( size.x, height) );
+ wxSizerItemList::compatibility_iterator node = m_children.Item( index );
- 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;
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
- item->SetDimension( child_pos, child_size );
+ wxSizerItem *item = node->GetData();
- 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
- }
+ if ( item->IsSizer() )
+ item->DetachSizer();
- wxPoint child_pos( pt );
- wxSize child_size( wxSize(width, size.y) );
+ delete item;
+ m_children.Erase( node );
+ return true;
+}
- 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;
+bool wxSizer::Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive )
+{
+ wxASSERT_MSG( oldwin, _T("Replacing NULL window") );
+ wxASSERT_MSG( newwin, _T("Replacing with NULL window") );
- item->SetDimension( child_pos, child_size );
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
- pt.x += width;
- }
+ if (item->GetWindow() == oldwin)
+ {
+ item->AssignWindow(newwin);
+ newwin->SetContainingSizer( this );
+ return true;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ if (item->GetSizer()->Replace( oldwin, newwin, true ))
+ return true;
+ }
- node = node->Next();
+ node = node->GetNext();
}
+
+ return false;
}
-wxSize wxBoxSizer::CalcMin()
+bool wxSizer::Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive )
{
- if (m_children.GetCount() == 0)
- return wxSize(10,10);
+ wxASSERT_MSG( oldsz, _T("Replacing NULL sizer") );
+ wxASSERT_MSG( newsz, _T("Replacing with NULL sizer") );
- m_stretchable = 0;
- m_minWidth = 0;
- m_minHeight = 0;
- m_fixedWidth = 0;
- m_fixedHeight = 0;
-
- wxNode *node = m_children.GetFirst();
+ 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();
- }
-
- return wxSize( m_minWidth, m_minHeight );
-}
+ wxSizerItem *item = node->GetData();
-//---------------------------------------------------------------------------
-// wxStaticBoxSizer
-//---------------------------------------------------------------------------
+ if (item->GetSizer() == oldsz)
+ {
+ item->AssignSizer(newsz);
+ return true;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ if (item->GetSizer()->Replace( oldsz, newsz, true ))
+ return true;
+ }
-wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
- : wxBoxSizer( orient )
-{
- wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") );
+ node = node->GetNext();
+ }
- m_staticBox = box;
+ return false;
}
-void wxStaticBoxSizer::RecalcSizes()
+bool wxSizer::Replace( size_t old, wxSizerItem *newitem )
{
- // 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;
+ wxCHECK_MSG( old < m_children.GetCount(), false, _T("Replace index is out of range") );
+ wxASSERT_MSG( newitem, _T("Replacing with NULL item") );
- m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+ wxSizerItemList::compatibility_iterator node = m_children.Item( old );
- 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;
+ wxCHECK_MSG( node, false, _T("Failed to find child node") );
- wxBoxSizer::RecalcSizes();
+ wxSizerItem *item = node->GetData();
+ node->SetData(newitem);
+ delete item;
- m_position = old_pos;
- m_size = old_size;
+ return true;
}
-wxSize wxStaticBoxSizer::CalcMin()
+void wxSizer::Clear( bool delete_windows )
{
- // 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 ret( wxBoxSizer::CalcMin() );
- ret.x += 2*other_border;
- ret.y += other_border + top_border;
-
- return ret;
-}
+ // First clear the ContainingSizer pointers
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
-//---------------------------------------------------------------------------
-// wxNotebookSizer
-//---------------------------------------------------------------------------
+ if (item->IsWindow())
+ item->GetWindow()->SetContainingSizer( NULL );
+ node = node->GetNext();
+ }
-#if wxUSE_NOTEBOOK
+ // Destroy the windows if needed
+ if (delete_windows)
+ DeleteWindows();
-wxNotebookSizer::wxNotebookSizer( wxNotebook *nb )
-{
- wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") );
-
- m_notebook = nb;
+ // Now empty the list
+ WX_CLEAR_LIST(wxSizerItemList, m_children);
}
-void wxNotebookSizer::RecalcSizes()
+void wxSizer::DeleteWindows()
{
- m_notebook->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ item->DeleteWindows();
+ node = node->GetNext();
+ }
}
-wxSize wxNotebookSizer::CalcMin()
+wxSize wxSizer::Fit( wxWindow *window )
{
- // 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)))
- {
- borderX += 70; // improvements later..
- }
- else
+ // take the min size by default and limit it by max size
+ wxSize size = GetMinWindowSize(window);
+ wxSize sizeMax = GetMaxWindowSize(window);
+
+ wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow);
+ if ( tlw )
{
- borderY += 35; // improvements later..
+ // hack for small screen devices where TLWs are always full screen
+ if ( tlw->IsAlwaysMaximized() )
+ {
+ size = tlw->GetSize();
+ }
+ else // normal situation
+ {
+ // limit the window to the size of the display it is on
+ int disp = wxDisplay::GetFromWindow(window);
+ if ( disp == wxNOT_FOUND )
+ {
+ // or, if we don't know which one it is, of the main one
+ disp = 0;
+ }
+
+ sizeMax = wxDisplay(disp).GetClientArea().GetSize();
+ }
}
-
- if (m_notebook->GetChildren().GetCount() == 0)
- return wxSize(borderX + 10, borderY + 10);
- int maxX = 0;
- int maxY = 0;
+ if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
+ size.x = sizeMax.x;
+ if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
+ size.y = sizeMax.y;
- 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;
- }
- node = node->GetNext();
- }
+ window->SetSize( size );
- return wxSize( borderX + maxX, borderY + maxY );
+ return size;
+}
+
+void wxSizer::FitInside( wxWindow *window )
+{
+ wxSize size;
+ if (window->IsTopLevel())
+ size = VirtualFitSize( window );
+ else
+ size = GetMinClientSize( window );
+
+ window->SetVirtualSize( size );
+}
+
+void wxSizer::Layout()
+{
+ // (re)calculates minimums needed for each item and other preparations
+ // for layout
+ CalcMin();
+
+ // Applies the layout and repositions/resizes the items
+ RecalcSizes();
+}
+
+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() );
+}
+
+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() );
+}
+
+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() );
+
+ return wxSize( minSize.x+size.x-client_size.x,
+ minSize.y+size.y-client_size.y );
+}
+
+// TODO on mac we need a function that determines how much free space this
+// min size contains, in order to make sure that we have 20 pixels of free
+// space around the controls
+wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
+{
+ wxSize maxSize( window->GetMaxSize() );
+
+ if ( maxSize != wxDefaultSize )
+ {
+ 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
+ return wxDefaultSize;
+}
+
+wxSize wxSizer::GetMinClientSize( wxWindow *WXUNUSED(window) )
+{
+ return GetMinSize(); // Already returns client size.
+}
+
+wxSize wxSizer::VirtualFitSize( wxWindow *window )
+{
+ wxSize size = GetMinClientSize( window );
+ wxSize sizeMax = GetMaxClientSize( window );
+
+ // Limit the size if sizeMax != wxDefaultSize
+
+ if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord )
+ size.x = sizeMax.x;
+ if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord )
+ size.y = sizeMax.y;
+
+ return size;
+}
+
+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;
+}
+
+wxSizerItem* wxSizer::GetItem( wxWindow *window, bool recursive )
+{
+ wxASSERT_MSG( window, _T("GetItem for NULL window") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetWindow() == window)
+ {
+ return item;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ wxSizerItem *subitem = item->GetSizer()->GetItem( window, true );
+ if (subitem)
+ return subitem;
+ }
+
+ node = node->GetNext();
+ }
+
+ return NULL;
+}
+
+wxSizerItem* wxSizer::GetItem( wxSizer *sizer, bool recursive )
+{
+ wxASSERT_MSG( sizer, _T("GetItem for NULL sizer") );
+
+ wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+
+ if (item->GetSizer() == sizer)
+ {
+ return item;
+ }
+ else if (recursive && item->IsSizer())
+ {
+ wxSizerItem *subitem = item->GetSizer()->GetItem( sizer, true );
+ if (subitem)
+ return subitem;
+ }
+
+ node = node->GetNext();
+ }
+
+ return NULL;
+}
+
+wxSizerItem* wxSizer::GetItem( size_t index )
+{
+ wxCHECK_MSG( index < m_children.GetCount(),
+ NULL,
+ _T("GetItem index is out of range") );
+
+ return m_children.Item( index )->GetData();
+}
+
+bool wxSizer::Show( wxWindow *window, bool show, bool recursive )
+{
+ wxSizerItem *item = GetItem( window, recursive );
+
+ if ( item )
+ {
+ item->Show( show );
+ return true;
+ }
+
+ return false;
+}
+
+bool wxSizer::Show( wxSizer *sizer, bool show, bool recursive )
+{
+ wxSizerItem *item = GetItem( sizer, recursive );
+
+ if ( item )
+ {
+ item->Show( show );
+ return true;
+ }
+
+ return false;
+}
+
+bool wxSizer::Show( size_t index, bool show)
+{
+ wxSizerItem *item = GetItem( index );
+
+ if ( item )
+ {
+ item->Show( show );
+ return true;
+ }
+
+ return false;
+}
+
+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( ( cols == 0 && rows == 0 ) ? 1 : rows )
+ , m_cols( cols )
+ , m_vgap( vgap )
+ , m_hgap( hgap )
+{
+}
+
+wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
+ : m_rows( cols == 0 ? 1 : 0 )
+ , m_cols( cols )
+ , m_vgap( vgap )
+ , m_hgap( hgap )
+{
+}
+
+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();
+
+ // 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;
+
+ const wxPoint pt(GetPosition());
+ const wxSize sz(GetSize());
+
+ AdjustForGrowables(sz);
+
+ wxSizerItemList::const_iterator i = m_children.begin();
+ const wxSizerItemList::const_iterator end = m_children.end();
+
+ int y = 0;
+ for ( int r = 0; r < nrows; r++ )
+ {
+ if ( m_rowHeights[r] == -1 )
+ {
+ // this row is entirely hidden, skip it
+ for ( int c = 0; c < ncols; c++ )
+ {
+ if ( i == end )
+ return;
+
+ ++i;
+ }
+
+ continue;
+ }
+
+ const int hrow = m_rowHeights[r];
+ int h = sz.y - y; // max remaining height, don't overflow it
+ if ( hrow < h )
+ h = hrow;
+
+ int x = 0;
+ for ( int c = 0; c < ncols && i != end; c++, ++i )
+ {
+ const int wcol = m_colWidths[c];
+
+ if ( wcol == -1 )
+ continue;
+
+ int w = sz.x - x; // max possible value, ensure we don't overflow
+ if ( wcol < w )
+ w = wcol;
+
+ SetItemBounds(*i, pt.x + x, pt.y + y, w, h);
+
+ x += wcol + m_hgap;
+ }
+
+ if ( i == end )
+ return;
+
+ y += hrow + m_vgap;
+ }
+}
+
+// helper function used in CalcMin() to sum up the sizes of non-hidden items
+static int SumArraySizes(const wxArrayInt& sizes, int gap)
+{
+ // Sum total minimum size, including gaps between rows/columns.
+ // -1 is used as a magic number meaning empty row/column.
+ int total = 0;
+
+ const size_t count = sizes.size();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ if ( sizes[n] != -1 )
+ {
+ if ( total )
+ total += gap; // separate from the previous column
+
+ total += sizes[n];
+ }
+ }
+
+ return total;
+}
+
+wxSize wxFlexGridSizer::CalcMin()
+{
+ int nrows,
+ ncols;
+
+ // Number of rows/columns can change as items are added or removed.
+ if ( !CalcRowsCols(nrows, ncols) )
+ return wxSize();
+
+
+ // We have to recalculate 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.
+ m_rowHeights.assign(nrows, -1);
+ m_colWidths.assign(ncols, -1);
+
+ // n is the index of the item in left-to-right top-to-bottom order
+ size_t n = 0;
+ for ( wxSizerItemList::iterator i = m_children.begin();
+ i != m_children.end();
+ ++i, ++n )
+ {
+ wxSizerItem * const item = *i;
+ if ( item->IsShown() )
+ {
+ const wxSize sz(item->CalcMin());
+
+ const int row = n / ncols;
+ const int col = n % ncols;
+
+ if ( sz.y > m_rowHeights[row] )
+ m_rowHeights[row] = sz.y;
+ if ( sz.x > m_colWidths[col] )
+ m_colWidths[col] = sz.x;
+ }
+ }
+
+ AdjustForFlexDirection();
+
+ m_calculatedMinSize = wxSize(SumArraySizes(m_colWidths, m_hgap),
+ SumArraySizes(m_rowHeights, m_vgap));
+
+ 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 size_t count = array.GetCount();
+
+ // find the largest value in this array
+ size_t n;
+ int 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 )
+ {
+ // don't touch hidden rows
+ if ( array[n] != -1 )
+ array[n] = largest;
+ }
+ }
+}
+
+// helper of AdjustForGrowables() which is called for rows/columns separately
+//
+// parameters:
+// delta: the extra space, we do nothing unless it's positive
+// growable: indices or growable rows/cols in sizes array
+// sizes: the height/widths of rows/cols to adjust
+// proportions: proportions of the growable rows/cols or NULL if they all
+// should be assumed to have proportion of 1
+static void
+DoAdjustForGrowables(int delta,
+ const wxArrayInt& growable,
+ wxArrayInt& sizes,
+ const wxArrayInt *proportions)
+{
+ if ( delta <= 0 )
+ return;
+
+ // total sum of proportions of all non-hidden rows
+ int sum_proportions = 0;
+
+ // number of currently shown growable rows
+ int num = 0;
+
+ const int max_idx = sizes.size();
+
+ const size_t count = growable.size();
+ size_t idx;
+ for ( idx = 0; idx < count; 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 ( growable[idx] >= max_idx )
+ 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 ( sizes[growable[idx]] == -1 )
+ continue;
+
+ if ( proportions )
+ sum_proportions += (*proportions)[idx];
+
+ num++;
+ }
+
+ if ( !num )
+ return;
+
+ // the remaining extra free space, adjusted during each iteration
+ for ( idx = 0; idx < count; idx++ )
+ {
+ if ( growable[idx] >= max_idx )
+ continue;
+
+ if ( sizes[ growable[idx] ] == -1 )
+ continue;
+
+ int cur_delta;
+ if ( sum_proportions == 0 )
+ {
+ // no growable rows -- divide extra space evenly among all
+ cur_delta = delta/num;
+ num--;
+ }
+ else // allocate extra space proportionally
+ {
+ const int cur_prop = (*proportions)[idx];
+ cur_delta = (delta*cur_prop)/sum_proportions;
+ sum_proportions -= cur_prop;
+ }
+
+ sizes[growable[idx]] += cur_delta;
+ delta -= cur_delta;
+ }
+}
+
+void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz)
+{
+ if ( (m_flexDirection & wxVERTICAL) || (m_growMode != wxFLEX_GROWMODE_NONE) )
+ {
+ // pass NULL instead of proportions if the grow mode is ALL as we
+ // should treat all rows as having proportion of 1 then
+ DoAdjustForGrowables
+ (
+ sz.y - m_calculatedMinSize.y,
+ m_growableRows,
+ m_rowHeights,
+ m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableRowsProportions
+ : NULL
+ );
+ }
+
+ if ( (m_flexDirection & wxHORIZONTAL) || (m_growMode != wxFLEX_GROWMODE_NONE) )
+ {
+ DoAdjustForGrowables
+ (
+ sz.x - m_calculatedMinSize.x,
+ m_growableCols,
+ m_colWidths,
+ m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableColsProportions
+ : NULL
+ );
+ }
+}
+
+
+void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion )
+{
+ m_growableRows.Add( idx );
+ m_growableRowsProportions.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 )
+{
+ DoRemoveFromArrays(idx, m_growableCols, m_growableColsProportions);
+}
+
+void wxFlexGridSizer::RemoveGrowableRow( size_t idx )
+{
+ DoRemoveFromArrays(idx, m_growableRows, m_growableRowsProportions);
+}
+
+//---------------------------------------------------------------------------
+// wxBoxSizer
+//---------------------------------------------------------------------------
+
+void wxBoxSizer::RecalcSizes()
+{
+ if ( m_children.empty() )
+ return;
+
+ // the amount of free space which we should redistribute among the
+ // stretchable items (i.e. those with non zero proportion)
+ int delta = SizeInMajorDir(m_size) - SizeInMajorDir(m_minSize);
+
+ // the position at which we put the next child
+ wxPoint pt(m_position);
+
+ const wxCoord totalMinorSize = SizeInMinorDir(m_size);
+
+ int totalProportion = m_totalProportion;
+ for ( wxSizerItemList::const_iterator i = m_children.begin();
+ i != m_children.end();
+ ++i )
+ {
+ wxSizerItem * const item = *i;
+
+ if ( !item->IsShown() )
+ continue;
+
+ const wxSize sizeThis(item->GetMinSizeWithBorder());
+
+
+ // adjust the size in the major direction using the proportion
+ wxCoord majorSize = SizeInMajorDir(sizeThis);
+ const int propItem = item->GetProportion();
+ if ( propItem )
+ {
+ const int deltaItem = (delta * propItem) / totalProportion;
+
+ majorSize += deltaItem;
+
+ delta -= deltaItem;
+ totalProportion -= propItem;
+ }
+
+
+ // apply the alignment in the minor direction
+ wxPoint posChild(pt);
+
+ wxCoord minorSize = SizeInMinorDir(sizeThis);
+ const int flag = item->GetFlag();
+ if ( flag & (wxEXPAND | wxSHAPED) )
+ {
+ minorSize = totalMinorSize;
+ }
+ else if ( flag & (IsVertical() ? wxALIGN_RIGHT : wxALIGN_BOTTOM) )
+ {
+ PosInMinorDir(posChild) += totalMinorSize - minorSize;
+ }
+ // NB: wxCENTRE is used here only for backwards compatibility,
+ // wxALIGN_CENTRE should be used in new code
+ else if ( flag & (wxCENTER | wxALIGN_CENTRE) )
+ {
+ PosInMinorDir(posChild) += (totalMinorSize - minorSize) / 2;
+ }
+
+
+ // apply RTL adjustment for horizontal sizers:
+ if ( !IsVertical() && m_containingWindow )
+ {
+ posChild.x = m_containingWindow->AdjustForLayoutDirection
+ (
+ posChild.x,
+ majorSize,
+ m_size.x
+ );
+ }
+
+ // finally set size of this child and advance to the next one
+ item->SetDimension(posChild, SizeFromMajorMinor(majorSize, minorSize));
+
+ PosInMajorDir(pt) += majorSize;
+ }
+}
+
+wxSize wxBoxSizer::CalcMin()
+{
+ m_totalProportion = 0;
+ m_minSize = wxSize(0, 0);
+
+ // calculate the minimal sizes for all items and count sum of proportions
+ for ( wxSizerItemList::const_iterator i = m_children.begin();
+ i != m_children.end();
+ ++i )
+ {
+ wxSizerItem * const item = *i;
+
+ if ( !item->IsShown() )
+ continue;
+
+ const wxSize sizeMinThis = item->CalcMin();
+
+ SizeInMajorDir(m_minSize) += SizeInMajorDir(sizeMinThis);
+ if ( SizeInMinorDir(sizeMinThis) > SizeInMinorDir(m_minSize) )
+ SizeInMinorDir(m_minSize) = SizeInMinorDir(sizeMinThis);
+
+ m_totalProportion += item->GetProportion();
+ }
+
+ return m_minSize;
+}
+
+//---------------------------------------------------------------------------
+// wxStaticBoxSizer
+//---------------------------------------------------------------------------
+
+#if wxUSE_STATBOX
+
+wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient )
+ : wxBoxSizer( orient ),
+ m_staticBox( 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))
+{
+ // same as above
+ m_staticBox->SetContainingSizer(this);
+}
+
+wxStaticBoxSizer::~wxStaticBoxSizer()
+{
+ delete m_staticBox;
+}
+
+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
+ box->GetBordersForSizer(borderTop, borderOther);
+}
+
+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 );
+}
+
+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
+
+wxStdDialogButtonSizer::wxStdDialogButtonSizer()
+ : wxBoxSizer(wxHORIZONTAL)
+{
+ // Vertical buttons with lots of space on either side
+ // looks rubbish on WinCE, so let's not do this for now.
+ // If we are going to use vertical buttons, we should
+ // put the sizer to the right of other controls in the dialog,
+ // and that's beyond the scope of this sizer.
+#ifndef __WXWINCE__
+ bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
+ // If we have a PDA screen, put yes/no button over
+ // all other buttons, otherwise on the left side.
+ if (is_pda)
+ m_orient = wxVERTICAL;
+#endif
+
+ m_buttonAffirmative = NULL;
+ m_buttonApply = NULL;
+ m_buttonNegative = NULL;
+ m_buttonCancel = NULL;
+ m_buttonHelp = NULL;
+}
+
+void wxStdDialogButtonSizer::AddButton(wxButton *mybutton)
+{
+ switch (mybutton->GetId())
+ {
+ case wxID_OK:
+ case wxID_YES:
+ case wxID_SAVE:
+ m_buttonAffirmative = mybutton;
+ break;
+ case wxID_APPLY:
+ m_buttonApply = mybutton;
+ break;
+ case wxID_NO:
+ m_buttonNegative = mybutton;
+ break;
+ case wxID_CANCEL:
+ case wxID_CLOSE:
+ m_buttonCancel = mybutton;
+ break;
+ case wxID_HELP:
+ case wxID_CONTEXT_HELP:
+ m_buttonHelp = mybutton;
+ break;
+ default:
+ break;
+ }
+}
+
+void wxStdDialogButtonSizer::SetAffirmativeButton( wxButton *button )
+{
+ m_buttonAffirmative = button;
+}
+
+void wxStdDialogButtonSizer::SetNegativeButton( wxButton *button )
+{
+ m_buttonNegative = button;
+}
+
+void wxStdDialogButtonSizer::SetCancelButton( wxButton *button )
+{
+ m_buttonCancel = button;
+}
+
+void wxStdDialogButtonSizer::Realize()
+{
+#ifdef __WXMAC__
+ Add(0, 0, 0, wxLEFT, 6);
+ if (m_buttonHelp)
+ Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 6);
+
+ if (m_buttonNegative){
+ // HIG POLICE BULLETIN - destructive buttons need extra padding
+ // 24 pixels on either side
+ Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 12);
+ }
+
+ // extra whitespace between help/negative and cancel/ok buttons
+ Add(0, 0, 1, wxEXPAND, 0);
+
+ if (m_buttonCancel){
+ Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 6);
+ // Cancel or help should be default
+ // m_buttonCancel->SetDefaultButton();
+ }
+
+ // Ugh, Mac doesn't really have apply dialogs, so I'll just
+ // figure the best place is between Cancel and OK
+ if (m_buttonApply)
+ Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 6);
+
+ if (m_buttonAffirmative){
+ Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT, 6);
+
+ if (m_buttonAffirmative->GetId() == wxID_SAVE){
+ // these buttons have set labels under Mac so we should use them
+ m_buttonAffirmative->SetLabel(_("Save"));
+ if (m_buttonNegative)
+ m_buttonNegative->SetLabel(_("Don't Save"));
+ }
+ }
+
+ // Extra space around and at the right
+ Add(12, 24);
+#elif defined(__WXGTK20__)
+ Add(0, 0, 0, wxLEFT, 9);
+ if (m_buttonHelp)
+ Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3);
+
+ // extra whitespace between help and cancel/ok buttons
+ Add(0, 0, 1, wxEXPAND, 0);
+
+ if (m_buttonNegative){
+ Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3);
+ }
+
+ // according to HIG, in explicit apply windows the order is:
+ // [ Help Apply Cancel OK ]
+ if (m_buttonApply)
+ Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3);
+
+ if (m_buttonCancel){
+ Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3);
+ // Cancel or help should be default
+ // m_buttonCancel->SetDefaultButton();
+ }
+
+ if (m_buttonAffirmative)
+ Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT, 6);
+#elif defined(__WXMSW__)
+ // Windows
+
+ // right-justify buttons
+ Add(0, 0, 1, wxEXPAND, 0);
+
+ if (m_buttonAffirmative){
+ Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonAffirmative->ConvertDialogToPixels(wxSize(2, 0)).x);
+ }
+
+ if (m_buttonNegative){
+ Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonNegative->ConvertDialogToPixels(wxSize(2, 0)).x);
+ }
+
+ if (m_buttonCancel){
+ Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonCancel->ConvertDialogToPixels(wxSize(2, 0)).x);
+ }
+ if (m_buttonApply)
+ Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonApply->ConvertDialogToPixels(wxSize(2, 0)).x);
+
+ if (m_buttonHelp)
+ Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(2, 0)).x);
+#else
+ // GTK+1 and any other platform
+
+ // Add(0, 0, 0, wxLEFT, 5); // Not sure what this was for but it unbalances the dialog
+ if (m_buttonHelp)
+ Add((wxWindow*)m_buttonHelp, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonHelp->ConvertDialogToPixels(wxSize(4, 0)).x);
+
+ // extra whitespace between help and cancel/ok buttons
+ Add(0, 0, 1, wxEXPAND, 0);
+
+ if (m_buttonApply)
+ Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonApply->ConvertDialogToPixels(wxSize(4, 0)).x);
+
+ if (m_buttonAffirmative){
+ Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonAffirmative->ConvertDialogToPixels(wxSize(4, 0)).x);
+ }
+
+ if (m_buttonNegative){
+ Add((wxWindow*)m_buttonNegative, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonNegative->ConvertDialogToPixels(wxSize(4, 0)).x);
+ }
+
+ if (m_buttonCancel){
+ Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, m_buttonCancel->ConvertDialogToPixels(wxSize(4, 0)).x);
+ // Cancel or help should be default
+ // m_buttonCancel->SetDefaultButton();
+ }
+
+#endif
}
-#endif // wxUSE_NOTEBOOK
+#endif // wxUSE_BUTTON
projects / wxWidgets.git / blobdiff