X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/20b35a6916b9b54af4bbfe4227393c08cd9a2724..deb325e3b21d956705214520b172ae8bf898a1ae:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index 1d187529ff..a691f6431c 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: sizer.cpp +// Name: src/common/sizer.cpp // Purpose: provide new wxSizer class for layout // Author: Robert Roebling and Robin Dunn, contributions by // Dirk Holtwick, Ron Lee @@ -10,10 +10,6 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "sizer.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -22,10 +18,23 @@ #endif #include "wx/sizer.h" -#include "wx/utils.h" -#include "wx/statbox.h" -#include "wx/notebook.h" -#include + +#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" + +#if WXWIN_COMPATIBILITY_2_4 + #include "wx/notebook.h" +#endif //--------------------------------------------------------------------------- @@ -37,131 +46,208 @@ IMPLEMENT_CLASS(wxBoxSizer, wxSizer) #if wxUSE_STATBOX IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer) #endif -#if wxUSE_BOOKCTRL -IMPLEMENT_CLASS(wxBookCtrlSizer, wxSizer) -#if wxUSE_NOTEBOOK -IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer) -#endif // wxUSE_NOTEBOOK -#endif // wxUSE_BOOKCTRL +#if wxUSE_BUTTON +IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer) +#endif -WX_DEFINE_EXPORTED_LIST( wxSizerItemList ); +WX_DEFINE_EXPORTED_LIST( wxSizerItemList ) /* - TODO PROPERTIES - sizeritem - object - object_ref - minsize - option - flag - border + TODO PROPERTIES + sizeritem + object + object_ref + minsize + option + flag + border spacer - option - flag - borfder - boxsizer - orient + option + flag + borfder + boxsizer + orient staticboxsizer - orient - label - gridsizer - rows - cols - vgap - hgap - flexgridsizer - rows - cols - vgap - hgap - growablerows - growablecols + orient + label + gridsizer + rows + cols + vgap + hgap + flexgridsizer + rows + cols + vgap + hgap + growablerows + growablecols minsize */ -//--------------------------------------------------------------------------- + +// ---------------------------------------------------------------------------- // wxSizerItem -//--------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- + +void wxSizerItem::Init(const wxSizerFlags& flags) +{ + Init(); + + m_proportion = flags.GetProportion(); + m_flag = flags.GetFlags(); + m_border = flags.GetBorderInPixels(); +} + +wxSizerItem::wxSizerItem() +{ + Init(); + + m_proportion = 0; + m_border = 0; + m_flag = 0; -wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int border, wxObject* userData ) - : m_window( NULL ) - , m_sizer( NULL ) - , m_size( wxSize( width, height ) ) // size is set directly - , m_minSize( m_size ) // minimal size is the initial size - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_show( true ) - , m_userData( userData ) -{ - SetRatio( m_size ); -} - -wxSizerItem::wxSizerItem( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) - : m_window( window ) - , m_sizer( NULL ) - , m_minSize( window->GetSize() ) // minimal size is the initial size - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_show( true ) - , m_userData( userData ) + m_kind = Item_None; +} + +// window item +void wxSizerItem::SetWindow(wxWindow *window) { + wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") ); + + m_kind = Item_Window; + m_window = window; + + // 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 ); + SetRatio(m_minSize); +} - // m_size is calculated later +wxSizerItem::wxSizerItem(wxWindow *window, + int proportion, + int flag, + int border, + wxObject* userData) + : m_proportion(proportion), + m_border(border), + m_flag(flag), + m_userData(userData) +{ + SetWindow(window); } -wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) - : m_window( NULL ) - , m_sizer( sizer ) - , m_proportion( proportion ) - , m_border( border ) - , m_flag( flag ) - , m_show( true ) - , m_ratio( 0.0 ) - , m_userData( userData ) +// sizer item +void wxSizerItem::SetSizer(wxSizer *sizer) { - // m_minSize is calculated later - // m_size is calculated later + m_kind = Item_Sizer; + m_sizer = sizer; } -wxSizerItem::wxSizerItem() - : m_window( NULL ) - , m_sizer( NULL ) - , m_proportion( 0 ) - , m_border( 0 ) - , m_flag( 0 ) - , m_show( true ) - , m_ratio( 0.0 ) - , m_userData( NULL ) +wxSizerItem::wxSizerItem(wxSizer *sizer, + int proportion, + int flag, + int border, + wxObject* userData) + : m_proportion(proportion), + m_border(border), + m_flag(flag), + m_ratio(0.0), + m_userData(userData) +{ + SetSizer(sizer); + + // m_minSize is set later +} + +// spacer item +void wxSizerItem::SetSpacer(const wxSize& size) +{ + m_kind = Item_Spacer; + m_spacer = new wxSizerSpacer(size); + m_minSize = size; + SetRatio(size); +} + +wxSizerItem::wxSizerItem(int width, + int height, + int proportion, + int flag, + int border, + wxObject* userData) + : m_minSize(width, height), // minimal size is the initial size + m_proportion(proportion), + m_border(border), + m_flag(flag), + m_userData(userData) { + SetSpacer(width, height); } wxSizerItem::~wxSizerItem() { delete m_userData; - if ( m_window ) - { - m_window->SetContainingSizer(NULL); - } - else // we must be a sizer + switch ( m_kind ) { - delete m_sizer; + 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") ); } } +wxSize wxSizerItem::GetSpacer() const +{ + wxSize size; + if ( m_kind == Item_Spacer ) + size = m_spacer->GetSize(); + + return size; +} + 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; @@ -177,30 +263,29 @@ wxSize wxSizerItem::GetSize() const 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); + if ( (m_flag & wxSHAPED) && wxIsNullDouble(m_ratio) ) + SetRatio(m_minSize); } - else + else if ( IsWindow() ) { - if ( IsWindow() && (m_flag & wxADJUST_MINSIZE) ) - { - // By user request, keep the minimal size for this item - // in sync with the largest of BestSize and any user supplied - // minimum size hint. Useful in cases where the item is - // changeable -- static text labels, etc. - m_minSize = m_window->GetAdjustedBestSize(); - } - - 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) @@ -213,8 +298,11 @@ wxSize wxSizerItem::CalcMin() return ret; } -void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) + +void wxSizerItem::SetDimension( const wxPoint& pos_, const wxSize& size_ ) { + wxPoint pos = pos_; + wxSize size = size_; if (m_flag & wxSHAPED) { // adjust aspect ratio @@ -266,51 +354,134 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) size.y -= m_border; } - if (IsSizer()) - m_sizer->SetDimension( pos.x, pos.y, size.x, size.y ); + if (size.x < 0) + size.x = 0; + if (size.y < 0) + size.y = 0; + + m_rect = wxRect(pos, size); + + 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; - if (IsWindow()) - m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE ); + case Item_Spacer: + m_spacer->SetSize(size); + break; - m_size = size; + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } } void wxSizerItem::DeleteWindows() { - if (m_window) - m_window->Destroy(); + switch ( m_kind ) + { + case Item_None: + case Item_Spacer: + break; - if (m_sizer) - m_sizer->DeleteWindows(); -} + 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; -bool wxSizerItem::IsWindow() const -{ - return (m_window != NULL); -} + case Item_Sizer: + m_sizer->DeleteWindows(); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } -bool wxSizerItem::IsSizer() const -{ - return (m_sizer != NULL); } -bool wxSizerItem::IsSpacer() const +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; + + case Item_Window: + m_window->Show(show); + break; + + case Item_Sizer: + m_sizer->Show(show); + break; + + case Item_Spacer: + m_spacer->Show(show); + break; + + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } } -void wxSizerItem::Show( bool show ) +bool wxSizerItem::IsShown() const { - m_show = show; + 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) + { + 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(); - if( IsWindow() ) - m_window->Show( show ); - else if( IsSizer() ) - m_sizer->ShowItems( show ); + case Item_Max: + default: + wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); + } - // ... nothing else to do to hide/show spacers + return false; } +#if WXWIN_COMPATIBILITY_2_6 void wxSizerItem::SetOption( int option ) { SetProportion( option ); @@ -320,117 +491,57 @@ int wxSizerItem::GetOption() const { return GetProportion(); } +#endif // WXWIN_COMPATIBILITY_2_6 //--------------------------------------------------------------------------- // wxSizer //--------------------------------------------------------------------------- -wxSizer::wxSizer() - : m_minSize( wxSize( 0, 0 ) ) -{ -} - wxSizer::~wxSizer() { WX_CLEAR_LIST(wxSizerItemList, m_children); } -void wxSizer::Add( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Append( new wxSizerItem( window, proportion, flag, border, userData ) ); - window->SetContainingSizer( this ); -} - -void wxSizer::Add( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Append( new wxSizerItem( sizer, proportion, flag, border, userData ) ); -} - -void wxSizer::Add( int width, int height, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Append( new wxSizerItem( width, height, proportion, flag, border, userData ) ); -} - -void wxSizer::Add( wxSizerItem *item ) -{ - m_children.Append( item ); - - if( item->GetWindow() ) - item->GetWindow()->SetContainingSizer( this ); -} - -void wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Insert( new wxSizerItem( window, proportion, flag, border, userData ) ); - window->SetContainingSizer( this ); -} - -void wxSizer::Prepend( wxSizer *sizer, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Insert( new wxSizerItem( sizer, proportion, flag, border, userData ) ); -} - -void wxSizer::Prepend( int width, int height, int proportion, int flag, int border, wxObject* userData ) -{ - m_children.Insert( new wxSizerItem( width, height, proportion, flag, border, userData ) ); -} - -void wxSizer::Prepend( wxSizerItem *item ) +wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item ) { - m_children.Insert( item ); + m_children.Insert( index, item ); - if( item->GetWindow() ) + if ( item->GetWindow() ) item->GetWindow()->SetContainingSizer( this ); -} -void wxSizer::Insert( size_t index, - wxWindow *window, - int proportion, - int flag, - int border, - wxObject* userData ) -{ - m_children.Insert( index, - new wxSizerItem( window, proportion, flag, border, userData ) ); - window->SetContainingSizer( this ); + return item; } -void wxSizer::Insert( size_t index, - wxSizer *sizer, - int proportion, - int flag, - int border, - wxObject* userData ) +void wxSizer::SetContainingWindow(wxWindow *win) { - m_children.Insert( index, - new wxSizerItem( sizer, proportion, flag, border, userData ) ); -} + if ( win == m_containingWindow ) + return; -void wxSizer::Insert( size_t index, - int width, - int height, - int proportion, - int flag, - int border, - wxObject* userData ) -{ - m_children.Insert( index, - new wxSizerItem( width, height, proportion, flag, border, userData ) ); -} + m_containingWindow = win; -void wxSizer::Insert( size_t index, wxSizerItem *item ) -{ - m_children.Insert( index, item ); + // set the same window for all nested sizers as well, they also are in the + // same window + for ( wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + node; + node = node->GetNext() ) + { + wxSizerItem *const item = node->GetData(); + wxSizer *const sizer = item->GetSizer(); - if( item->GetWindow() ) - item->GetWindow()->SetContainingSizer( this ); + if ( sizer ) + { + sizer->SetContainingWindow(win); + } + } } +#if WXWIN_COMPATIBILITY_2_6 bool wxSizer::Remove( wxWindow *window ) { return Detach( window ); } +#endif // WXWIN_COMPATIBILITY_2_6 bool wxSizer::Remove( wxSizer *sizer ) { @@ -466,7 +577,7 @@ bool wxSizer::Remove( int index ) wxSizerItem *item = node->GetData(); - if( item->IsWindow() ) + if ( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); delete item; @@ -530,9 +641,9 @@ bool wxSizer::Detach( int index ) wxSizerItem *item = node->GetData(); - if( item->IsSizer() ) + if ( item->IsSizer() ) item->DetachSizer(); - else if( item->IsWindow() ) + else if ( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); delete item; @@ -540,6 +651,80 @@ bool wxSizer::Detach( int index ) return true; } +bool wxSizer::Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive ) +{ + wxASSERT_MSG( oldwin, _T("Replacing NULL window") ); + wxASSERT_MSG( newwin, _T("Replacing with NULL window") ); + + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxSizerItem *item = node->GetData(); + + if (item->GetWindow() == oldwin) + { + item->GetWindow()->SetContainingSizer( NULL ); + item->SetWindow(newwin); + newwin->SetContainingSizer( this ); + return true; + } + else if (recursive && item->IsSizer()) + { + if (item->GetSizer()->Replace( oldwin, newwin, true )) + return true; + } + + node = node->GetNext(); + } + + return false; +} + +bool wxSizer::Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive ) +{ + wxASSERT_MSG( oldsz, _T("Replacing NULL sizer") ); + wxASSERT_MSG( newsz, _T("Replacing with NULL sizer") ); + + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxSizerItem *item = node->GetData(); + + if (item->GetSizer() == oldsz) + { + wxSizer *old = item->GetSizer(); + item->SetSizer(newsz); + delete old; + return true; + } + else if (recursive && item->IsSizer()) + { + if (item->GetSizer()->Replace( oldsz, newsz, true )) + return true; + } + + node = node->GetNext(); + } + + return false; +} + +bool wxSizer::Replace( size_t old, wxSizerItem *newitem ) +{ + wxCHECK_MSG( old < m_children.GetCount(), false, _T("Replace index is out of range") ); + wxASSERT_MSG( newitem, _T("Replacing with NULL item") ); + + wxSizerItemList::compatibility_iterator node = m_children.Item( old ); + + wxCHECK_MSG( node, false, _T("Failed to find child node") ); + + wxSizerItem *item = node->GetData(); + node->SetData(newitem); + delete item; + + return true; +} + void wxSizer::Clear( bool delete_windows ) { // First clear the ContainingSizer pointers @@ -596,7 +781,11 @@ void wxSizer::FitInside( wxWindow *window ) 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(); } @@ -641,17 +830,30 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window ) 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 ) { + if ( window->IsTopLevel() ) + { + wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow); + if ( tlw && tlw->IsAlwaysMaximized() ) + { + return tlw->GetClientSize(); + } + } + wxSize size = GetMinWindowSize( window ); wxSize sizeMax = GetMaxWindowSize( window ); // Limit the size if sizeMax != wxDefaultSize - if ( size.x > sizeMax.x && sizeMax.x != -1 ) + if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord ) size.x = sizeMax.x; - if ( size.y > sizeMax.y && sizeMax.y != -1 ) + if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord ) size.y = sizeMax.y; return size; @@ -661,7 +863,7 @@ wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const { wxSize maxSize( window->GetMaxSize() ); - if( maxSize != wxDefaultSize ) + if ( maxSize != wxDefaultSize ) { wxSize size( window->GetSize() ); wxSize client_size( window->GetClientSize() ); @@ -685,9 +887,9 @@ wxSize wxSizer::VirtualFitSize( wxWindow *window ) // Limit the size if sizeMax != wxDefaultSize - if ( size.x > sizeMax.x && sizeMax.x != -1 ) + if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord ) size.x = sizeMax.x; - if ( size.y > sizeMax.y && sizeMax.y != -1 ) + if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord ) size.y = sizeMax.y; return size; @@ -729,7 +931,7 @@ bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height ) if (item->GetWindow() == window) { - item->SetInitSize( width, height ); + item->SetMinSize( width, height ); return true; } node = node->GetNext(); @@ -807,16 +1009,16 @@ bool wxSizer::DoSetItemMinSize( size_t index, int width, int height ) } else { - // ... but the minimal size of spacers and windows in stored in them - item->SetInitSize( width, height ); + // ... but the minimal size of spacers and windows is stored via the item + item->SetMinSize( width, height ); } return true; } -void wxSizer::Show( wxWindow *window, bool show ) +wxSizerItem* wxSizer::GetItem( wxWindow *window, bool recursive ) { - wxASSERT_MSG( window, _T("Show for NULL window") ); + wxASSERT_MSG( window, _T("GetItem for NULL window") ); wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) @@ -825,37 +1027,93 @@ void wxSizer::Show( wxWindow *window, bool show ) if (item->GetWindow() == window) { - item->Show( show ); - break; + return item; + } + else if (recursive && item->IsSizer()) + { + wxSizerItem *subitem = item->GetSizer()->GetItem( window, true ); + if (subitem) + return subitem; } + node = node->GetNext(); } + + return NULL; } -void wxSizer::Show( wxSizer *sizer, bool show ) +wxSizerItem* wxSizer::GetItem( wxSizer *sizer, bool recursive ) { - wxASSERT_MSG( sizer, _T("Show for NULL sizer") ); + wxASSERT_MSG( sizer, _T("GetItem for NULL sizer") ); wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxSizerItem *item = node->GetData(); + wxSizerItem *item = node->GetData(); if (item->GetSizer() == sizer) { - item->Show( show ); - break; + 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; } -void wxSizer::Show( size_t index, bool show ) +bool wxSizer::Show( size_t index, bool show) { - wxCHECK_RET( index < m_children.GetCount(), - _T("Show index is out of range") ); + wxSizerItem *item = GetItem( index ); - m_children.Item( index )->GetData()->Show( show ); + if ( item ) + { + item->Show( show ); + return true; + } + + return false; } void wxSizer::ShowItems( bool show ) @@ -921,23 +1179,19 @@ bool wxSizer::IsShown( size_t index ) const //--------------------------------------------------------------------------- wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap ) - : m_rows( rows ) + : m_rows( ( cols == 0 && rows == 0 ) ? 1 : 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_rows( cols == 0 ? 1 : 0 ) , m_cols( cols ) , m_vgap( vgap ) , m_hgap( hgap ) { - if (m_rows == 0 && m_cols == 0) - m_rows = 1; } int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const @@ -1003,7 +1257,7 @@ wxSize wxGridSizer::CalcMin() { int nrows, ncols; if ( CalcRowsCols(nrows, ncols) == 0 ) - return wxSize(10, 10); + return wxSize(); // Find the max width and height for any component int w = 0; @@ -1028,7 +1282,7 @@ wxSize wxGridSizer::CalcMin() 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)) @@ -1089,9 +1343,8 @@ void wxFlexGridSizer::RecalcSizes() wxPoint pt( GetPosition() ); wxSize sz( GetSize() ); - wxSize minsz( CalcMin() ); - AdjustForGrowables(sz, minsz, nrows, ncols); + AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols); sz = wxSize( pt.x + sz.x, pt.y + sz.y ); @@ -1113,9 +1366,11 @@ void wxFlexGridSizer::RecalcSizes() 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; } } @@ -1127,15 +1382,16 @@ wxSize wxFlexGridSizer::CalcMin() // Number of rows/columns can change as items are added or removed. if ( !CalcRowsCols(nrows, ncols) ) - return wxSize(10, 10); + return wxSize(); m_rowHeights.SetCount(nrows); m_colWidths.SetCount(ncols); - // We have to recalcuate the sizes in case an item has wxADJUST_MINSIZE, has changed - // minimum size since the previous layout, or has been hidden using wxSizer::Show(). - // If all the items in a row/column are hidden, the final dimension of the row/column - // will be -1, indicating that the column itself is hidden. + // 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 ) @@ -1162,20 +1418,25 @@ wxSize wxFlexGridSizer::CalcMin() } AdjustForFlexDirection(); - + // Sum total minimum size, including gaps between rows/columns. // -1 is used as a magic number meaning empty column. int width = 0; for (int col = 0; col < ncols; col++) if ( m_colWidths[ col ] != -1 ) - width += m_colWidths[ col ] + ( col == ncols-1 ? 0 : m_hgap ); + width += m_colWidths[ col ] + m_hgap; + if (width > 0) + width -= m_hgap; int height = 0; for (int row = 0; row < nrows; row++) if ( m_rowHeights[ row ] != -1 ) - height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap ); + height += m_rowHeights[ row ] + m_vgap; + if (height > 0) + height -= m_vgap; - return wxSize( width, height ); + m_calculatedMinSize = wxSize( width, height ); + return m_calculatedMinSize; } void wxFlexGridSizer::AdjustForFlexDirection() @@ -1189,10 +1450,12 @@ void wxFlexGridSizer::AdjustForFlexDirection() wxArrayInt& array = m_flexDirection == wxVERTICAL ? m_colWidths : m_rowHeights; - const int count = array.GetCount(); + const size_t count = array.GetCount(); // find the largest value in this array - int n, largest = 0; + size_t n; + int largest = 0; + for ( n = 0; n < count; ++n ) { if ( array[n] > largest ) @@ -1205,7 +1468,7 @@ void wxFlexGridSizer::AdjustForFlexDirection() array[n] = largest; } } -} +} void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz, const wxSize& minsz, @@ -1225,7 +1488,7 @@ void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz, const wxSize& minsz, // 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. @@ -1277,7 +1540,7 @@ void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz, const wxSize& minsz, // 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. @@ -1322,20 +1585,38 @@ void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion ) m_growableRowsProportions.Add( proportion ); } -void wxFlexGridSizer::RemoveGrowableRow( size_t idx ) -{ - m_growableRows.Remove( idx ); -} - void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion ) { m_growableCols.Add( idx ); m_growableColsProportions.Add( proportion ); } +// 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 ) { - m_growableCols.Remove( idx ); + DoRemoveFromArrays(idx, m_growableCols, m_growableColsProportions); +} + +void wxFlexGridSizer::RemoveGrowableRow( size_t idx ) +{ + DoRemoveFromArrays(idx, m_growableRows, m_growableRowsProportions); } //--------------------------------------------------------------------------- @@ -1370,7 +1651,7 @@ void wxBoxSizer::RecalcSizes() if (item->IsShown()) { - wxSize size( item->CalcMin() ); + wxSize size( item->GetMinSizeWithBorder() ); if (m_orient == wxVERTICAL) { @@ -1383,7 +1664,7 @@ void wxBoxSizer::RecalcSizes() } wxPoint child_pos( pt ); - wxSize child_size( wxSize( size.x, height) ); + wxSize child_size( size.x, height ); if (item->GetFlag() & (wxEXPAND | wxSHAPED)) child_size.x = m_size.x; @@ -1409,7 +1690,7 @@ void wxBoxSizer::RecalcSizes() } wxPoint child_pos( pt ); - wxSize child_size( wxSize(width, size.y) ); + wxSize child_size( width, size.y ); if (item->GetFlag() & (wxEXPAND | wxSHAPED)) child_size.y = m_size.y; @@ -1420,6 +1701,16 @@ void wxBoxSizer::RecalcSizes() // wxALIGN_CENTER should be used in new code child_pos.y += (m_size.y - size.y) / 2; + if ( m_containingWindow ) + { + child_pos.x = m_containingWindow->AdjustForLayoutDirection + ( + child_pos.x, + width, + m_size.x + ); + } + item->SetDimension( child_pos, child_size ); pt.x += width; @@ -1433,7 +1724,7 @@ void wxBoxSizer::RecalcSizes() wxSize wxBoxSizer::CalcMin() { if (m_children.GetCount() == 0) - return wxSize(10,10); + return wxSize(); m_stretchable = 0; m_minWidth = 0; @@ -1441,13 +1732,18 @@ wxSize wxBoxSizer::CalcMin() m_fixedWidth = 0; m_fixedHeight = 0; + // precalc item minsizes and count proportions wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); - if (item->IsShown() && item->GetProportion() != 0) + if ( item->IsShown() ) + { + item->CalcMin(); // result is stored in the item + m_stretchable += item->GetProportion(); + } node = node->GetNext(); } @@ -1463,9 +1759,9 @@ wxSize wxBoxSizer::CalcMin() if (item->IsShown() && item->GetProportion() != 0) { int stretch = item->GetProportion(); - wxSize size( item->CalcMin() ); + 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 @@ -1473,7 +1769,7 @@ wxSize wxBoxSizer::CalcMin() minSize = ( size.x*m_stretchable + stretch - 1)/stretch; else minSize = ( size.y*m_stretchable + stretch - 1)/stretch; - + if (minSize > maxMinSize) maxMinSize = minSize; } @@ -1488,7 +1784,7 @@ wxSize wxBoxSizer::CalcMin() if (item->IsShown()) { - wxSize size( item->CalcMin() ); + wxSize size( item->GetMinSizeWithBorder() ); if (item->GetProportion() != 0) { if (m_orient == wxHORIZONTAL) @@ -1534,10 +1830,27 @@ wxSize wxBoxSizer::CalcMin() #if wxUSE_STATBOX wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient ) - : wxBoxSizer( orient ) - , m_staticBox( box ) + : wxBoxSizer( orient ), + m_staticBox( box ) { wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") ); + + // 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, @@ -1546,18 +1859,7 @@ static void GetStaticBoxBorders( wxStaticBox *box, { // this has to be done platform by platform as there is no way to // guess the thickness of a wxStaticBox border -#ifdef __WXCOCOA__ - box->GetBordersForSizer(borderTop,borderOther); -#else // __WXCOCOA__ -#ifdef __WXGTK__ - if ( box->GetLabel().IsEmpty() ) - *borderTop = 5; - else -#endif // __WXGTK__ - *borderTop = box->GetCharHeight(); - - *borderOther = 5; -#endif // __WXCOCOA__ + box->GetBordersForSizer(borderTop, borderOther); } void wxStaticBoxSizer::RecalcSizes() @@ -1592,20 +1894,236 @@ wxSize wxStaticBoxSizer::CalcMin() 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: + 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); +#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_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 + #if wxUSE_BOOKCTRL -wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrl *bookctrl) +#if WXWIN_COMPATIBILITY_2_6 + +wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrlBase *bookctrl) : m_bookctrl(bookctrl) { wxASSERT_MSG( bookctrl, wxT("wxBookCtrlSizer needs a control") ); } +#endif // WXWIN_COMPATIBILITY_2_6 + void wxBookCtrlSizer::RecalcSizes() { m_bookctrl->SetSize( m_position.x, m_position.y, m_size.x, m_size.y ); @@ -1613,7 +2131,7 @@ void wxBookCtrlSizer::RecalcSizes() wxSize wxBookCtrlSizer::CalcMin() { - wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0, 0)); + wxSize sizeBorder = m_bookctrl->CalcSizeFromPage(wxSize(0,0)); sizeBorder.x += 5; sizeBorder.y += 5; @@ -1649,14 +2167,19 @@ wxSize wxBookCtrlSizer::CalcMin() return wxSize( maxX, maxY ) + sizeBorder; } - #if wxUSE_NOTEBOOK +#if WXWIN_COMPATIBILITY_2_6 + wxNotebookSizer::wxNotebookSizer(wxNotebook *nb) - : wxBookCtrlSizer(nb) { + wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") ); + m_bookctrl = nb; } +#endif // WXWIN_COMPATIBILITY_2_6 + #endif // wxUSE_NOTEBOOOK #endif // wxUSE_BOOKCTRL +#endif // WXWIN_COMPATIBILITY_2_4