X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/84f7908b99660dc0556d9352c62ad717e679dd4d..2b1d737b3e9413217302cde932cbc3af91d79024:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index 410aac2bd8..703882151e 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -1,15 +1,16 @@ ///////////////////////////////////////////////////////////////////////////// // 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 @@ -20,94 +21,167 @@ #pragma hdrstop #endif +#ifndef WX_PRECOMP + #include "wx/string.h" + #include "wx/intl.h" +#endif // WX_PRECOMP + #include "wx/sizer.h" #include "wx/utils.h" #include "wx/statbox.h" -#include "wx/notebook.h" +#include "wx/settings.h" +#include "wx/listimpl.cpp" +#include "wx/intl.h" +#if WXWIN_COMPATIBILITY_2_4 + #include "wx/notebook.h" +#endif //--------------------------------------------------------------------------- -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); +#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() { - 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; + m_window = NULL; + m_sizer = NULL; + m_show = true; + m_userData = NULL; + m_zoneRect = wxRect(0,0,0,0); +} - SetRatio(width, height); +void wxSizerItem::Init(const wxSizerFlags& flags) +{ + Init(); - // size is set directly - m_size = m_minSize; + m_proportion = flags.GetProportion(); + m_flag = flags.GetFlags(); + m_border = flags.GetBorderInPixels(); } -wxSizerItem::wxSizerItem( wxWindow *window, 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_zoneRect() + , 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; + SetRatio( m_size ); +} - // minimal size is the initial size +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_zoneRect() + , m_show( true ) + , m_userData( userData ) +{ + if (flag & wxFIXED_MINSIZE) + window->SetMinSize(window->GetSize()); m_minSize = window->GetSize(); // aspect ratio calculated from initial size - SetRatio(m_minSize); + 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_zoneRect() + , 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; + // m_minSize is calculated later + // m_size is calculated later +} - // minimal size is calculated later - // m_minSize = ... - m_ratio = 0; +wxSizerItem::wxSizerItem() +{ + Init(); - // size is calculated later - // m_size = ... + m_proportion = 0; + m_border = 0; + m_flag = 0; } 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()) @@ -131,33 +205,29 @@ wxSize wxSizerItem::GetSize() wxSize wxSizerItem::CalcMin() { - wxSize ret; if (IsSizer()) { - ret = m_sizer->GetMinSize(); + m_minSize = m_sizer->GetMinSize(); // if we have to preserve aspect ratio _AND_ this is // the first-time calculation, consider ret to be initial size if ((m_flag & wxSHAPED) && !m_ratio) - SetRatio(ret); + SetRatio(m_minSize); } - else + else if ( IsWindow() ) { - if ( IsWindow() && (m_flag & wxADJUST_MINSIZE) ) - { - // check if the best (minimal, in fact) window size hadn't changed - // by chance: this may happen for, e.g. static text if its label - // changed - wxSize size = m_window->GetBestSize(); - if ( size.x > m_minSize.x ) - m_minSize.x = size.x; - if ( size.y > m_minSize.y ) - m_minSize.y = size.y; - } - - ret = m_minSize; + // Since the size of the window may change during runtime, we + // should use the current minimal/best size. + m_minSize = m_window->GetBestFittingSize(); } + return GetMinSizeWithBorder(); +} + +wxSize wxSizerItem::GetMinSizeWithBorder() const +{ + wxSize ret = m_minSize; + if (m_flag & wxWEST) ret.x += m_border; if (m_flag & wxEAST) @@ -170,6 +240,7 @@ wxSize wxSizerItem::CalcMin() return ret; } + void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) { if (m_flag & wxSHAPED) @@ -226,6 +297,7 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) if (IsSizer()) m_sizer->SetDimension( pos.x, pos.y, size.x, size.y ); + m_zoneRect = wxRect(pos, size); if (IsWindow()) m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE ); @@ -235,216 +307,346 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) void wxSizerItem::DeleteWindows() { if (m_window) + { m_window->Destroy(); - + m_window = NULL; + } + if (m_sizer) 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); } -//--------------------------------------------------------------------------- -// wxSizer -//--------------------------------------------------------------------------- - -wxSizer::wxSizer() +void wxSizerItem::Show( bool show ) { - m_children.DeleteContents( TRUE ); - m_minSize.x = 0; - m_minSize.y = 0; -} + m_show = show; -wxSizer::~wxSizer() -{ -} + if( IsWindow() ) + m_window->Show( show ); + else if( IsSizer() ) + m_sizer->ShowItems( show ); -void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData ) -{ - m_children.Append( new wxSizerItem( window, option, flag, border, userData ) ); + // ... nothing else to do to hide/show spacers } -void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData ) +void wxSizerItem::SetOption( int option ) { - m_children.Append( new wxSizerItem( sizer, option, flag, border, userData ) ); + SetProportion( option ); } -void wxSizer::Add( int width, int height, int option, int flag, int border, wxObject* userData ) +int wxSizerItem::GetOption() const { - m_children.Append( new wxSizerItem( width, height, option, flag, border, userData ) ); + return GetProportion(); } -void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData ) + +//--------------------------------------------------------------------------- +// wxSizer +//--------------------------------------------------------------------------- + +wxSizer::wxSizer() + :m_minSize() { - m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) ); } -void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData ) +wxSizer::~wxSizer() { - m_children.Insert( new wxSizerItem( sizer, option, flag, border, userData ) ); + WX_CLEAR_LIST(wxSizerItemList, m_children); } -void wxSizer::Prepend( int width, int height, int option, int flag, int border, wxObject* userData ) +wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item ) { - m_children.Insert( new wxSizerItem( width, height, option, flag, border, userData ) ); + m_children.Insert( index, item ); + + if( item->GetWindow() ) + item->GetWindow()->SetContainingSizer( this ); + + return item; } -void wxSizer::Insert( int before, wxWindow *window, int option, int flag, int border, wxObject* userData ) +bool wxSizer::Remove( wxWindow *window ) { - m_children.Insert( before, new wxSizerItem( window, option, flag, border, userData ) ); + return Detach( window ); } -void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData ) +bool wxSizer::Remove( wxSizer *sizer ) { - m_children.Insert( before, new wxSizerItem( sizer, option, flag, border, userData ) ); + wxASSERT_MSG( sizer, _T("Removing NULL sizer") ); + + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxSizerItem *item = node->GetData(); + + if (item->GetSizer() == sizer) + { + delete item; + m_children.Erase( node ); + return true; + } + + node = node->GetNext(); + } + + return false; } -void wxSizer::Insert( int before, int width, int height, int option, int flag, int border, wxObject* userData ) +bool wxSizer::Remove( int index ) { - m_children.Insert( before, new wxSizerItem( width, height, option, flag, border, userData ) ); + wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(), + false, + _T("Remove index is out of range") ); + + wxSizerItemList::compatibility_iterator node = m_children.Item( index ); + + wxCHECK_MSG( node, false, _T("Failed to find child node") ); + + wxSizerItem *item = node->GetData(); + + if( item->IsWindow() ) + item->GetWindow()->SetContainingSizer( NULL ); + + delete item; + m_children.Erase( node ); + return true; } -bool wxSizer::Remove( wxWindow *window ) +bool wxSizer::Detach( wxSizer *sizer ) { - wxASSERT( window ); + wxASSERT_MSG( sizer, _T("Detaching NULL sizer") ); - wxNode *node = m_children.First(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxSizerItem *item = (wxSizerItem*)node->Data(); - if (item->GetWindow() == window) + wxSizerItem *item = node->GetData(); + + if (item->GetSizer() == sizer) { - m_children.DeleteNode( node ); - return TRUE; + item->DetachSizer(); + delete item; + m_children.Erase( node ); + return true; } - node = node->Next(); + node = node->GetNext(); } - return FALSE; + return false; } -bool wxSizer::Remove( wxSizer *sizer ) +bool wxSizer::Detach( wxWindow *window ) { - wxASSERT( sizer ); + wxASSERT_MSG( window, _T("Detaching NULL window") ); - wxNode *node = m_children.First(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxSizerItem *item = (wxSizerItem*)node->Data(); - if (item->GetSizer() == sizer) + wxSizerItem *item = node->GetData(); + + if (item->GetWindow() == window) { - m_children.DeleteNode( node ); - return TRUE; + item->GetWindow()->SetContainingSizer( NULL ); + delete item; + m_children.Erase( node ); + return true; } - node = node->Next(); + node = node->GetNext(); } - return FALSE; + return false; } -bool wxSizer::Remove( int pos ) +bool wxSizer::Detach( int index ) { - 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") ); - m_children.DeleteNode( node ); + wxSizerItemList::compatibility_iterator node = m_children.Item( index ); - return TRUE; + wxCHECK_MSG( node, false, _T("Failed to find child node") ); + + wxSizerItem *item = node->GetData(); + + 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 = node->GetData(); + + if (item->IsWindow()) + item->GetWindow()->SetContainingSizer( NULL ); + node = node->GetNext(); + } + + // Destroy the windows if needed if (delete_windows) DeleteWindows(); - - m_children.Clear(); + + // Now empty the list + WX_CLEAR_LIST(wxSizerItemList, m_children); } void wxSizer::DeleteWindows() { - wxNode *node = m_children.First(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxSizerItem *item = (wxSizerItem*)node->Data(); + wxSizerItem *item = node->GetData(); + item->DeleteWindows(); - node = node->Next(); + node = node->GetNext(); } } -void wxSizer::Fit( wxWindow *window ) +wxSize wxSizer::Fit( wxWindow *window ) +{ + wxSize size(window->IsTopLevel() ? FitSize(window) + : GetMinWindowSize(window)); + + window->SetSize( size ); + + return size; +} + +void wxSizer::FitInside( wxWindow *window ) { wxSize size; if (window->IsTopLevel()) - size = FitSize( window ); + size = VirtualFitSize( window ); else - size = GetMinWindowSize( window ); + size = GetMinClientSize( window ); - window->SetSize( size ); + 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 ) { - wxSize size = FitSize( window ); - window->SetSizeHints( size.x, size.y ); + // 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() ); } -wxSize wxSizer::GetMaxWindowSize( wxWindow *WXUNUSED(window) ) +void wxSizer::SetVirtualSizeHints( wxWindow *window ) { - wxRect rect = wxGetClientDisplayRect(); - wxSize sizeMax (rect.width,rect.height); + // Preserve the window's max size hints, but set the + // lower bound according to the sizer calculations. - // Sorry, but this bit is wrong -- it makes a window that should just be - // able to fit onto the screen, not fit on the screen. -- JACS -#if 0 - // Make the max size a bit smaller than the visible portion of - // the screen. A window which takes the entire screen doesn't - // look very nice either - sizeMax.x *= 9; - sizeMax.x /= 10; - - sizeMax.y *= 9; - sizeMax.y /= 10; -#endif + FitInside( window ); + wxSize size( window->GetVirtualSize() ); + window->SetVirtualSizeHints( size.x, + size.y, + window->GetMaxWidth(), + window->GetMaxHeight() ); +} - return sizeMax; +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 ); } +// 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 ) { wxSize size = GetMinWindowSize( window ); wxSize sizeMax = GetMaxWindowSize( window ); - if ( size.x > sizeMax.x ) + // Limit the size if sizeMax != wxDefaultSize + + if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord ) size.x = sizeMax.x; - if ( size.y > sizeMax.y ) + if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord ) + size.y = sizeMax.y; + + return size; +} + +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; @@ -456,8 +658,7 @@ void wxSizer::SetDimension( int x, int y, int width, int height ) m_position.y = y; m_size.x = width; m_size.y = height; - CalcMin(); - RecalcSizes(); + Layout(); } wxSize wxSizer::GetMinSize() @@ -476,128 +677,315 @@ void wxSizer::DoSetMinSize( int width, int height ) 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::compatibility_iterator 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; + item->SetMinSize( width, height ); + 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") ); - wxNode *node = m_children.First(); + // Is it our immediate child? + + wxSizerItemList::compatibility_iterator 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::compatibility_iterator 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 ... */ + // Sizers contains the minimal size in them, if not calculated ... item->GetSizer()->DoSetMinSize( width, height ); } else { - /* ... whereas the minimal size of spacers and windows in stored - in the item */ - item->SetInitSize( width, height ); + // ... 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 TRUE; + 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( rows ) + , m_cols( cols ) + , m_vgap( vgap ) + , m_hgap( 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 ) { - m_rows = 0; - m_cols = cols; - m_vgap = vgap; - m_hgap = hgap; + if (m_rows == 0 && m_cols == 0) + m_rows = 1; } -void wxGridSizer::RecalcSizes() +int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const { - if (m_children.GetCount() == 0) - return; - int nitems = m_children.GetCount(); - int nrows = m_rows; - int ncols = m_cols; + 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") ); - if (ncols > 0) - nrows = (nitems + ncols-1) / ncols; - else - ncols = (nitems + nrows-1) / nrows; + 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() ); @@ -614,10 +1002,11 @@ void wxGridSizer::RecalcSizes() int i = r * ncols + c; if (i < nitems) { - wxNode *node = m_children.Nth( i ); - wxASSERT( node ); + wxSizerItemList::compatibility_iterator 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; } @@ -627,41 +1016,34 @@ void wxGridSizer::RecalcSizes() wxSize wxGridSizer::CalcMin() { - if (m_children.GetCount() == 0) - return wxSize(10,10); - - int nitems = m_children.GetCount(); - int nrows = m_rows; - int ncols = m_cols; - - if (ncols > 0) - nrows = (nitems + ncols-1) / ncols; - else - ncols = (nitems + nrows-1) / nrows; + int nrows, ncols; + if ( CalcRowsCols(nrows, ncols) == 0 ) + return wxSize(10, 10); - /* Find the max width and height for any component */ + // Find the max width and height for any component int w = 0; int h = 0; - wxNode *node = m_children.First(); + wxSizerItemList::compatibility_iterator 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 ) { wxPoint pt( x,y ); - wxSize sz( item->CalcMin() ); + wxSize sz( item->GetMinSizeWithBorder() ); int flag = item->GetFlag(); if ((flag & wxEXPAND) || (flag & wxSHAPED)) @@ -697,88 +1079,33 @@ 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; - - if (m_children.GetCount() == 0) - return; - - int nitems = m_children.GetCount(); - int nrows = m_rows; - int ncols = m_cols; - - if (ncols > 0) - nrows = (nitems + ncols-1) / ncols; - else - ncols = (nitems + nrows-1) / nrows; - - 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() { - if (m_children.GetCount() == 0) + int nitems, nrows, ncols; + if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 ) return; - int nitems = m_children.GetCount(); - int nrows = m_rows; - int ncols = m_cols; - - if (ncols > 0) - nrows = (nitems + ncols-1) / ncols; - else - ncols = (nitems + nrows-1) / nrows; - - wxSize sz( GetSize() ); - wxSize minsz( CalcMin() ); wxPoint pt( GetPosition() ); - int delta; - size_t idx; - - if ((m_growableRows.GetCount() > 0) && (sz.y > minsz.y)) - { - delta = (sz.y - minsz.y) / m_growableRows.GetCount(); - for (idx = 0; idx < m_growableRows.GetCount(); idx++) - m_rowHeights[ m_growableRows[idx] ] += delta; - } + wxSize sz( GetSize() ); - if ((m_growableCols.GetCount() > 0) && (sz.x > minsz.x)) - { - delta = (sz.x - minsz.x) / m_growableCols.GetCount(); - for (idx = 0; idx < m_growableCols.GetCount(); idx++) - m_colWidths[ m_growableCols[idx] ] += delta; - } + AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols); sz = wxSize( pt.x + sz.x, pt.y + sz.y ); @@ -791,82 +1118,246 @@ void wxFlexGridSizer::RecalcSizes() int i = r * ncols + c; if (i < nitems) { - wxNode *node = m_children.Nth( i ); - wxASSERT( node ); + 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( (wxSizerItem*) node->Data(), x, y, w, h); + SetItemBounds( node->GetData(), x, y, w, h); } - y = y + m_rowHeights[r] + m_vgap; + if (m_rowHeights[r] != -1) + y = y + m_rowHeights[r] + m_vgap; } - x = x + m_colWidths[c] + m_hgap; + if (m_colWidths[c] != -1) + x = x + m_colWidths[c] + m_hgap; } } wxSize wxFlexGridSizer::CalcMin() { - if (m_children.GetCount() == 0) - return wxSize(10,10); + int nrows, + ncols; + size_t i, s; - int nitems = m_children.GetCount(); - int nrows = m_rows; - int ncols = m_cols; + // Number of rows/columns can change as items are added or removed. + if ( !CalcRowsCols(nrows, ncols) ) + return wxSize(10, 10); - if (ncols > 0) - nrows = (nitems + ncols-1) / ncols; - else - ncols = (nitems + nrows-1) / nrows; + m_rowHeights.SetCount(nrows); + m_colWidths.SetCount(ncols); - CreateArrays(); + // 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; - int col; - int row; + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); - int i = 0; - wxNode *node = m_children.First(); + i = 0; while (node) { - wxSizerItem *item = (wxSizerItem*)node->Data(); - wxSize sz( item->CalcMin() ); - row = i / ncols; - 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++; } + AdjustForFlexDirection(); + + // Sum total minimum size, including gaps between rows/columns. + // -1 is used as a magic number meaning empty column. int width = 0; - for (col = 0; col < ncols; col++) - width += m_colWidths[ col ]; + for (int col = 0; col < ncols; col++) + if ( m_colWidths[ col ] != -1 ) + width += m_colWidths[ col ] + m_hgap; + if (width > 0) + width -= m_hgap; int height = 0; - for (row = 0; row < nrows; row++) - height += m_rowHeights[ row ]; + for (int row = 0; row < nrows; row++) + if ( m_rowHeights[ row ] != -1 ) + height += m_rowHeights[ row ] + m_vgap; + if (height > 0) + height -= 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++; + } - return wxSize( width + (ncols-1) * m_hgap, - height + (nrows-1) * m_vgap); + 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 ) + +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::RemoveGrowableRow( size_t idx ) { + m_growableRows.Remove( 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) ) +void wxFlexGridSizer::RemoveGrowableCol( size_t idx ) { + m_growableCols.Remove( idx ); } //--------------------------------------------------------------------------- @@ -874,8 +1365,8 @@ void wxFlexGridSizer::RemoveGrowableCol( size_t WXUNUSED(idx) ) //--------------------------------------------------------------------------- wxBoxSizer::wxBoxSizer( int orient ) + : m_orient( orient ) { - m_orient = orient; } void wxBoxSizer::RecalcSizes() @@ -884,86 +1375,80 @@ void wxBoxSizer::RecalcSizes() return; int delta = 0; - int extra = 0; if (m_stretchable) { if (m_orient == wxHORIZONTAL) - { - delta = (m_size.x - m_fixedWidth) / m_stretchable; - extra = (m_size.x - m_fixedWidth) % m_stretchable; - } + delta = m_size.x - m_fixedWidth; else - { - delta = (m_size.y - m_fixedHeight) / m_stretchable; - extra = (m_size.y - m_fixedHeight) % m_stretchable; - } + delta = m_size.y - m_fixedHeight; } wxPoint pt( m_position ); - 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(); - - wxSize size( item->CalcMin() ); - - if (m_orient == wxVERTICAL) + if (item->IsShown()) { - wxCoord height = size.y; - if (item->GetOption()) + wxSize size( item->GetMinSizeWithBorder() ); + + if (m_orient == wxVERTICAL) { - height = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size + 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( 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; } - - 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->GetOption()) + else { - width = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size + 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( 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; } - - 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->Next(); + node = node->GetNext(); } } @@ -978,70 +1463,91 @@ wxSize wxBoxSizer::CalcMin() m_fixedWidth = 0; m_fixedHeight = 0; - // Find how long each stretch unit needs to be - int stretchSize = 1; - wxNode *node = m_children.GetFirst(); + // precalc item minsizes and count proportions + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxSizerItem *item = (wxSizerItem*) node->Data(); - if (item->GetOption() != 0) + 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->GetOption(); - wxSize size( item->CalcMin() ); - int sizePerStretch; + 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) - sizePerStretch = ( size.x + stretch - 1 ) / stretch; + minSize = ( size.x*m_stretchable + stretch - 1)/stretch; else - sizePerStretch = ( size.y + stretch - 1 ) / stretch; - if (sizePerStretch > stretchSize) - stretchSize = sizePerStretch; + minSize = ( size.y*m_stretchable + stretch - 1)/stretch; + + if (minSize > maxMinSize) + maxMinSize = minSize; } - node = node->Next(); + node = node->GetNext(); } - // Calculate overall minimum size - node = m_children.GetFirst(); + + // Calculate overall minimum size + node = m_children.GetFirst(); while (node) { - wxSizerItem *item = (wxSizerItem*) node->Data(); - - m_stretchable += item->GetOption(); + wxSizerItem *item = node->GetData(); - wxSize size( item->CalcMin() ); - if (item->GetOption() != 0) + if (item->IsShown()) { - if (m_orient == wxHORIZONTAL) - size.x = stretchSize * item->GetOption(); + 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 - size.y = stretchSize * item->GetOption(); - } - - 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 ); - } + { + 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 (item->GetOption() == 0) - { - if (m_orient == wxVERTICAL) + if (m_orient == wxHORIZONTAL) { - m_fixedHeight += size.y; - m_fixedWidth = wxMax( m_fixedWidth, size.x ); + m_minWidth += size.x; + m_minHeight = wxMax( m_minHeight, size.y ); } else { - m_fixedWidth += size.x; - m_fixedHeight = wxMax( m_fixedHeight, size.y ); + m_minHeight += size.y; + m_minWidth = wxMax( m_minWidth, size.x ); } } - - node = node->Next(); + node = node->GetNext(); } return wxSize( m_minWidth, m_minHeight ); @@ -1054,26 +1560,25 @@ wxSize wxBoxSizer::CalcMin() #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; +wxStaticBoxSizer::wxStaticBoxSizer(int orient, wxWindow *win, const wxString& s) + : wxBoxSizer(orient), + m_staticBox(new wxStaticBox(win, wxID_ANY, s)) +{ } -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 __WXGTK__ - if ( box->GetLabel().IsEmpty() ) - *borderTop = 5; - else -#endif // __WXGTK__ - *borderTop = 15; - (void)box; - *borderOther = 5; + box->GetBordersForSizer(borderTop, borderOther); } void wxStaticBoxSizer::RecalcSizes() @@ -1108,34 +1613,210 @@ wxSize wxStaticBoxSizer::CalcMin() return ret; } +void wxStaticBoxSizer::ShowItems( bool show ) +{ + m_staticBox->Show( show ); + wxBoxSizer::ShowItems( show ); +} + #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: + 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")); + 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); + } + + if (m_buttonCancel){ + Add((wxWindow*)m_buttonCancel, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3); + // Cancel or help should be default + // m_buttonCancel->SetDefaultButton(); + } + + if (m_buttonApply) + Add((wxWindow*)m_buttonApply, 0, wxALIGN_CENTRE | wxLEFT | wxRIGHT, 3); + + if (m_buttonAffirmative) + Add((wxWindow*)m_buttonAffirmative, 0, wxALIGN_CENTRE | wxLEFT, 6); +#else + // do the same thing for GTK1 and Windows platforms + // and assume any platform not accounted for here will use + // Windows style + Add(0, 0, 0, wxLEFT, 9); + 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, m_buttonCancel->ConvertDialogToPixels(wxSize(4, 0)).x); + // Cancel or help should be default + // m_buttonCancel->SetDefaultButton(); + } + +#endif +} + +#endif // wxUSE_BUTTON + +#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 -wxNotebookSizer::wxNotebookSizer( wxNotebook *nb ) -{ - wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") ); +#if wxUSE_BOOKCTRL - m_notebook = nb; +wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrlBase *bookctrl) + : m_bookctrl(bookctrl) +{ + wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") ); } -void wxNotebookSizer::RecalcSizes() +void wxBookCtrlSizer::RecalcSizes() { - m_notebook->SetSize( m_position.x, m_position.y, m_size.x, m_size.y ); + m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y ); } -wxSize wxNotebookSizer::CalcMin() +wxSize wxBookCtrlSizer::CalcMin() { - wxSize sizeBorder = m_notebook->CalcSizeFromPage(wxSize(0, 0)); + wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0,0)); sizeBorder.x += 5; sizeBorder.y += 5; - if (m_notebook->GetChildren().GetCount() == 0) + if ( m_bookctrl->GetPageCount() == 0 ) { return wxSize(sizeBorder.x + 10, sizeBorder.y + 10); } @@ -1143,7 +1824,8 @@ wxSize wxNotebookSizer::CalcMin() int maxX = 0; int maxY = 0; - wxWindowList::Node *node = m_notebook->GetChildren().GetFirst(); + wxWindowList::compatibility_iterator + node = m_bookctrl->GetChildren().GetFirst(); while (node) { wxWindow *item = node->GetData(); @@ -1165,4 +1847,15 @@ wxSize wxNotebookSizer::CalcMin() return wxSize( maxX, maxY ) + sizeBorder; } -#endif // wxUSE_NOTEBOOK +#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