X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/12a3f2275c94a345cf83abf5151db68391859623..b6a20a20d010d643e52914f51aa0700df0da925f:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index d99c1d7213..b171d66ae5 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -1,16 +1,16 @@ ///////////////////////////////////////////////////////////////////////////// // Name: sizer.cpp // Purpose: provide new wxSizer class for layout -// Author: Robert Roebling and Robin Dunn +// Author: Robert Roebling and Robin Dunn, contributions by +// Dirk Holtwick, Ron Lee // Modified by: Ron Lee // Created: // RCS-ID: $Id$ -// Copyright: (c) Robin Dunn, Dirk Holtwick and Robert Roebling -// (c) 2003, Ron Lee +// Copyright: (c) Robin Dunn, Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "sizer.h" #endif @@ -24,26 +24,60 @@ #include "wx/sizer.h" #include "wx/utils.h" #include "wx/statbox.h" -#include "wx/notebook.h" -#include +#include "wx/listimpl.cpp" +#if WXWIN_COMPATIBILITY_2_4 + #include "wx/notebook.h" +#endif + +#ifdef __WXMAC__ +# include "wx/mac/uma.h" +#endif //--------------------------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject) -IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject) -IMPLEMENT_ABSTRACT_CLASS(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) -#endif -#if wxUSE_NOTEBOOK -IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer) +IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer) #endif WX_DEFINE_EXPORTED_LIST( wxSizerItemList ); - +/* + TODO PROPERTIES + sizeritem + object + object_ref + minsize + option + flag + border + spacer + option + flag + borfder + boxsizer + orient + staticboxsizer + orient + label + gridsizer + rows + cols + vgap + hgap + flexgridsizer + rows + cols + vgap + hgap + growablerows + growablecols + minsize +*/ //--------------------------------------------------------------------------- // wxSizerItem //--------------------------------------------------------------------------- @@ -65,13 +99,16 @@ wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int b 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 ) { + if (flag & wxFIXED_MINSIZE) + window->SetMinSize(window->GetSize()); + m_minSize = window->GetSize(); + // aspect ratio calculated from initial size SetRatio( m_minSize ); @@ -92,16 +129,34 @@ wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, // m_size is calculated later } +wxSizerItem::wxSizerItem() + : m_window( NULL ) + , m_sizer( NULL ) + , m_proportion( 0 ) + , m_border( 0 ) + , m_flag( 0 ) + , m_show( true ) + , m_ratio( 0.0 ) + , m_userData( NULL ) +{ +} + wxSizerItem::~wxSizerItem() { - if (m_userData) - delete m_userData; - if (m_sizer) + delete m_userData; + + if ( m_window ) + { + m_window->SetContainingSizer(NULL); + } + else // we must be a sizer + { delete m_sizer; + } } -wxSize wxSizerItem::GetSize() +wxSize wxSizerItem::GetSize() const { wxSize ret; if (IsSizer()) @@ -125,30 +180,29 @@ 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) ) - { - // 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) @@ -157,10 +211,11 @@ wxSize wxSizerItem::CalcMin() ret.y += m_border; if (m_flag & wxSOUTH) ret.y += m_border; - + return ret; } + void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) { if (m_flag & wxSHAPED) @@ -226,23 +281,26 @@ 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); } @@ -277,12 +335,11 @@ int wxSizerItem::GetOption() const wxSizer::wxSizer() : m_minSize( wxSize( 0, 0 ) ) { - m_children.DeleteContents( true ); } wxSizer::~wxSizer() { - Clear(); + WX_CLEAR_LIST(wxSizerItemList, m_children); } void wxSizer::Add( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) @@ -309,6 +366,16 @@ void wxSizer::Add( wxSizerItem *item ) item->GetWindow()->SetContainingSizer( this ); } +void wxSizer::AddSpacer(int size) +{ + Add(size, size); +} + +void wxSizer::AddStretchSpacer(int prop) +{ + Add(0, 0, prop); +} + void wxSizer::Prepend( wxWindow *window, int proportion, int flag, int border, wxObject* userData ) { m_children.Insert( new wxSizerItem( window, proportion, flag, border, userData ) ); @@ -333,6 +400,16 @@ void wxSizer::Prepend( wxSizerItem *item ) item->GetWindow()->SetContainingSizer( this ); } +void wxSizer::PrependSpacer(int size) +{ + Prepend(size, size); +} + +void wxSizer::PrependStretchSpacer(int prop) +{ + Prepend(0, 0, prop); +} + void wxSizer::Insert( size_t index, wxWindow *window, int proportion, @@ -376,6 +453,16 @@ void wxSizer::Insert( size_t index, wxSizerItem *item ) item->GetWindow()->SetContainingSizer( this ); } +void wxSizer::InsertSpacer(size_t index, int size) +{ + Insert(index, size, size); +} + +void wxSizer::InsertStretchSpacer(size_t index, int prop) +{ + Insert(index, 0, 0, prop); +} + bool wxSizer::Remove( wxWindow *window ) { return Detach( window ); @@ -385,13 +472,17 @@ bool wxSizer::Remove( wxSizer *sizer ) { wxASSERT_MSG( sizer, _T("Removing NULL sizer") ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); if (item->GetSizer() == sizer) - return m_children.DeleteNode( node ); + { + delete item; + m_children.Erase( node ); + return true; + } node = node->GetNext(); } @@ -399,24 +490,31 @@ bool wxSizer::Remove( wxSizer *sizer ) return false; } -bool wxSizer::Remove( size_t index ) +bool wxSizer::Remove( int index ) { - wxCHECK_MSG( index < m_children.GetCount(), + wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(), false, _T("Remove index is out of range") ); - wxSizerItemList::Node *node = m_children.Item( index ); + wxSizerItemList::compatibility_iterator node = m_children.Item( index ); wxCHECK_MSG( node, false, _T("Failed to find child node") ); - return m_children.DeleteNode( node ); + wxSizerItem *item = node->GetData(); + + if( item->IsWindow() ) + item->GetWindow()->SetContainingSizer( NULL ); + + delete item; + m_children.Erase( node ); + return true; } bool wxSizer::Detach( wxSizer *sizer ) { wxASSERT_MSG( sizer, _T("Detaching NULL sizer") ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -424,7 +522,9 @@ bool wxSizer::Detach( wxSizer *sizer ) if (item->GetSizer() == sizer) { item->DetachSizer(); - return m_children.DeleteNode( node ); + delete item; + m_children.Erase( node ); + return true; } node = node->GetNext(); } @@ -436,7 +536,7 @@ bool wxSizer::Detach( wxWindow *window ) { wxASSERT_MSG( window, _T("Detaching NULL window") ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -444,7 +544,9 @@ bool wxSizer::Detach( wxWindow *window ) if (item->GetWindow() == window) { item->GetWindow()->SetContainingSizer( NULL ); - return m_children.DeleteNode( node ); + delete item; + m_children.Erase( node ); + return true; } node = node->GetNext(); } @@ -452,25 +554,32 @@ bool wxSizer::Detach( wxWindow *window ) return false; } -bool wxSizer::Detach( size_t index ) +bool wxSizer::Detach( int index ) { - wxCHECK_MSG( index < m_children.GetCount(), + wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(), false, _T("Detach index is out of range") ); - wxSizerItemList::Node *node = m_children.Item( index ); + wxSizerItemList::compatibility_iterator node = m_children.Item( index ); wxCHECK_MSG( node, false, _T("Failed to find child node") ); - node->GetData()->DetachSizer(); + wxSizerItem *item = node->GetData(); - return m_children.DeleteNode( node ); + 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::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -485,12 +594,12 @@ void wxSizer::Clear( bool delete_windows ) DeleteWindows(); // Now empty the list - m_children.Clear(); + WX_CLEAR_LIST(wxSizerItemList, m_children); } void wxSizer::DeleteWindows() { - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -502,11 +611,8 @@ void wxSizer::DeleteWindows() wxSize wxSizer::Fit( wxWindow *window ) { - wxSize size; - if (window->IsTopLevel()) - size = FitSize( window ); - else - size = GetMinWindowSize( window ); + wxSize size(window->IsTopLevel() ? FitSize(window) + : GetMinWindowSize(window)); window->SetSize( size ); @@ -526,7 +632,11 @@ 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(); } @@ -556,7 +666,7 @@ void wxSizer::SetVirtualSizeHints( wxWindow *window ) window->GetMaxHeight() ); } -wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) +wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) const { return window->GetMaxSize(); } @@ -571,6 +681,10 @@ 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 ) { @@ -587,7 +701,7 @@ wxSize wxSizer::FitSize( wxWindow *window ) return size; } -wxSize wxSizer::GetMaxClientSize( wxWindow *window ) +wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const { wxSize maxSize( window->GetMaxSize() ); @@ -652,14 +766,14 @@ bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height ) // Is it our immediate child? - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); if (item->GetWindow() == window) { - item->SetInitSize( width, height ); + item->SetMinSize( width, height ); return true; } node = node->GetNext(); @@ -690,7 +804,7 @@ bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height ) // Is it our immediate child? - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -724,7 +838,7 @@ bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height ) bool wxSizer::DoSetItemMinSize( size_t index, int width, int height ) { - wxSizerItemList::Node *node = m_children.Item( index ); + wxSizerItemList::compatibility_iterator node = m_children.Item( index ); wxCHECK_MSG( node, false, _T("Failed to find child node") ); @@ -737,8 +851,8 @@ 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; @@ -748,7 +862,7 @@ void wxSizer::Show( wxWindow *window, bool show ) { wxASSERT_MSG( window, _T("Show for NULL window") ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -766,7 +880,7 @@ void wxSizer::Show( wxSizer *sizer, bool show ) { wxASSERT_MSG( sizer, _T("Show for NULL sizer") ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -790,7 +904,7 @@ void wxSizer::Show( size_t index, bool show ) void wxSizer::ShowItems( bool show ) { - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { node->GetData()->Show( show ); @@ -798,13 +912,13 @@ void wxSizer::ShowItems( bool show ) } } -bool wxSizer::IsShown( wxWindow *window ) +bool wxSizer::IsShown( wxWindow *window ) const { - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); - + if (item->GetWindow() == window) { return item->IsShown(); @@ -817,9 +931,9 @@ bool wxSizer::IsShown( wxWindow *window ) return false; } -bool wxSizer::IsShown( wxSizer *sizer ) +bool wxSizer::IsShown( wxSizer *sizer ) const { - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -836,7 +950,7 @@ bool wxSizer::IsShown( wxSizer *sizer ) return false; } -bool wxSizer::IsShown( size_t index ) +bool wxSizer::IsShown( size_t index ) const { wxCHECK_MSG( index < m_children.GetCount(), false, @@ -856,6 +970,8 @@ wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap ) , m_vgap( vgap ) , m_hgap( hgap ) { + if (m_rows == 0 && m_cols == 0) + m_rows = 1; } wxGridSizer::wxGridSizer( int cols, int vgap, int hgap ) @@ -864,6 +980,8 @@ wxGridSizer::wxGridSizer( int cols, int vgap, int hgap ) , m_vgap( vgap ) , m_hgap( hgap ) { + if (m_rows == 0 && m_cols == 0) + m_rows = 1; } int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const @@ -913,7 +1031,7 @@ void wxGridSizer::RecalcSizes() int i = r * ncols + c; if (i < nitems) { - wxSizerItemList::Node *node = m_children.Item( i ); + wxSizerItemList::compatibility_iterator node = m_children.Item( i ); wxASSERT_MSG( node, _T("Failed to find SizerItemList node") ); @@ -927,15 +1045,15 @@ void wxGridSizer::RecalcSizes() wxSize wxGridSizer::CalcMin() { - int nitems, nrows, ncols; - if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 ) + int nrows, ncols; + if ( CalcRowsCols(nrows, ncols) == 0 ) return wxSize(10, 10); // Find the max width and height for any component int w = 0; int h = 0; - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); @@ -954,7 +1072,7 @@ 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)) @@ -990,48 +1108,21 @@ 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 ) - , m_rowHeights( NULL ) - , m_colWidths( NULL ) + : wxGridSizer( rows, cols, vgap, hgap ), + m_flexDirection(wxBOTH), + m_growMode(wxFLEX_GROWMODE_SPECIFIED) { } wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap ) - : wxGridSizer( cols, vgap, hgap ) - , m_rowHeights( NULL ) - , m_colWidths( NULL ) + : wxGridSizer( cols, vgap, hgap ), + m_flexDirection(wxBOTH), + m_growMode(wxFLEX_GROWMODE_SPECIFIED) { } wxFlexGridSizer::~wxFlexGridSizer() { - if (m_rowHeights) - delete[] m_rowHeights; - if (m_colWidths) - delete[] m_colWidths; -} - -void wxFlexGridSizer::CreateArrays() -{ - if (m_rowHeights) - delete[] m_rowHeights; - if (m_colWidths) - delete[] m_colWidths; - - int nitems, nrows, ncols; - if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 ) - { - m_rowHeights = - m_colWidths = NULL; - } - - m_rowHeights = new int[nrows]; - m_colWidths = new int[ncols]; - - for (int col = 0; col < ncols; col++) - m_colWidths[ col ] = 0; - for (int row = 0; row < nrows; row++) - m_rowHeights[ row ] = 0; } void wxFlexGridSizer::RecalcSizes() @@ -1040,41 +1131,10 @@ void wxFlexGridSizer::RecalcSizes() if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 ) return; - wxSize sz( GetSize() ); - wxSize minsz( CalcMin() ); wxPoint pt( GetPosition() ); - int delta; - size_t idx,num; - wxArrayInt temp; - - // Transfer only those rows into temp which exist in the sizer - // ignoring the superflouus ones. This prevents a segfault when - // calling AddGrowableRow( 3 ) if the sizer only has 2 rows. - for (idx = 0; idx < m_growableRows.GetCount(); idx++) - if (m_growableRows[idx] < nrows) - temp.Add( m_growableRows[idx] ); - num = temp.GetCount(); - - if ((num > 0) && (sz.y > minsz.y)) - { - delta = (sz.y - minsz.y) / num; - for (idx = 0; idx < num; idx++) - m_rowHeights[ temp[idx] ] += delta; - } - - temp.Empty(); - // See above - for (idx = 0; idx < m_growableCols.GetCount(); idx++) - if (m_growableCols[idx] < ncols) - temp.Add( m_growableCols[idx] ); - num = temp.GetCount(); + wxSize sz( GetSize() ); - if ((num > 0) && (sz.x > minsz.x)) - { - delta = (sz.x - minsz.x) / num; - for (idx = 0; idx < num; idx++) - m_colWidths[ temp[idx] ] += delta; - } + AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols); sz = wxSize( pt.x + sz.x, pt.y + sz.y ); @@ -1087,7 +1147,7 @@ void wxFlexGridSizer::RecalcSizes() int i = r * ncols + c; if (i < nitems) { - wxSizerItemList::Node *node = m_children.Item( i ); + wxSizerItemList::compatibility_iterator node = m_children.Item( i ); wxASSERT_MSG( node, _T("Failed to find node") ); @@ -1104,57 +1164,223 @@ void wxFlexGridSizer::RecalcSizes() wxSize wxFlexGridSizer::CalcMin() { - int nitems, nrows, ncols; - if ( (nitems = CalcRowsCols(nrows, ncols)) == 0 ) - return wxSize(10,10); + int nrows, + ncols; + size_t i, s; - CreateArrays(); + // Number of rows/columns can change as items are added or removed. + if ( !CalcRowsCols(nrows, ncols) ) + return wxSize(10, 10); + + m_rowHeights.SetCount(nrows); + m_colWidths.SetCount(ncols); - int i = 0; - wxSizerItemList::Node *node = m_children.GetFirst(); + // We have to recalcuate the sizes in case the item minimum size has + // changed since the previous layout, or the item has been hidden using + // wxSizer::Show(). If all the items in a row/column are hidden, the final + // dimension of the row/column will be -1, indicating that the column + // itself is hidden. + for( s = m_rowHeights.GetCount(), i = 0; i < s; ++i ) + m_rowHeights[ i ] = -1; + for( s = m_colWidths.GetCount(), i = 0; i < s; ++i ) + m_colWidths[ i ] = -1; + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + + i = 0; while (node) { wxSizerItem *item = node->GetData(); - wxSize sz( item->CalcMin() ); - int row = i / ncols; - int col = i % ncols; + if ( item->IsShown() ) + { + wxSize sz( item->CalcMin() ); + int row = i / ncols; + int col = i % ncols; - m_rowHeights[ row ] = wxMax( sz.y, m_rowHeights[ row ] ); - m_colWidths[ col ] = wxMax( sz.x, m_colWidths[ col ] ); + m_rowHeights[ row ] = wxMax( wxMax( 0, sz.y ), m_rowHeights[ row ] ); + m_colWidths[ col ] = wxMax( wxMax( 0, sz.x ), m_colWidths[ col ] ); + } node = node->GetNext(); i++; } + AdjustForFlexDirection(); + + // Sum total minimum size, including gaps between rows/columns. + // -1 is used as a magic number meaning empty column. int width = 0; for (int col = 0; col < ncols; col++) - width += m_colWidths[ col ]; + if ( m_colWidths[ col ] != -1 ) + width += m_colWidths[ col ] + ( col == ncols-1 ? 0 : m_hgap ); int height = 0; for (int row = 0; row < nrows; row++) - height += m_rowHeights[ row ]; + if ( m_rowHeights[ row ] != -1 ) + height += m_rowHeights[ row ] + ( row == nrows-1 ? 0 : m_vgap ); + + 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++; + } - return wxSize( width + (ncols-1) * m_hgap, - height + (nrows-1) * m_vgap); + if (num > 0) + { + for (idx = 0; idx < m_growableRows.GetCount(); idx++) + { + if (m_growableRows[idx] >= nrows ) + continue; + if (m_rowHeights[ m_growableRows[idx] ] == -1) + m_rowHeights[ m_growableRows[idx] ] = 0; + else + { + int delta = (sz.y - minsz.y); + if (sum_proportions == 0) + delta = (delta/num) + m_rowHeights[ m_growableRows[idx] ]; + else + delta = ((delta+growable_space)*m_growableRowsProportions[idx]) / sum_proportions; + m_rowHeights[ m_growableRows[idx] ] = delta; + } + } + } + } + else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.y > minsz.y) ) + { + // rounding problem? + for ( int row = 0; row < nrows; ++row ) + m_rowHeights[ row ] = sz.y / nrows; + } + + // the same logic as above but for the columns + if ( sz.x > minsz.x && ( (m_flexDirection & wxHORIZONTAL) || (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) ) + { + int sum_proportions = 0; + int growable_space = 0; + int num = 0; + size_t idx; + for (idx = 0; idx < m_growableCols.GetCount(); idx++) + { + // Since the number of rows/columns can change as items are + // inserted/deleted, we need to verify at runtime that the + // requested growable rows/columns are still valid. + if (m_growableCols[idx] >= ncols) + continue; + + // If all items in a row/column are hidden, that row/column will + // have a dimension of -1. This causes the column to be hidden + // completely. + if (m_colWidths[ m_growableCols[idx] ] == -1) + continue; + sum_proportions += m_growableColsProportions[idx]; + growable_space += m_colWidths[ m_growableCols[idx] ]; + num++; + } + + if (num > 0) + { + for (idx = 0; idx < m_growableCols.GetCount(); idx++) + { + if (m_growableCols[idx] >= ncols ) + continue; + if (m_colWidths[ m_growableCols[idx] ] == -1) + m_colWidths[ m_growableCols[idx] ] = 0; + else + { + int delta = (sz.x - minsz.x); + if (sum_proportions == 0) + delta = (delta/num) + m_colWidths[ m_growableCols[idx] ]; + else + delta = ((delta+growable_space)*m_growableColsProportions[idx])/sum_proportions; + m_colWidths[ m_growableCols[idx] ] = delta; + } + } + } + } + else if ( (m_growMode == wxFLEX_GROWMODE_ALL) && (sz.x > minsz.x) ) + { + for ( int col=0; col < ncols; ++col ) + m_colWidths[ col ] = sz.x / ncols; + } } -void wxFlexGridSizer::AddGrowableRow( size_t idx ) + +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 ); } //--------------------------------------------------------------------------- @@ -1172,43 +1398,33 @@ 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 ); - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxSizerItem *item = node->GetData(); if (item->IsShown()) { - int weight = 1; - if (item->GetProportion()) - weight = item->GetProportion(); - - wxSize size( item->CalcMin() ); + wxSize size( item->GetMinSizeWithBorder() ); if (m_orient == wxVERTICAL) { wxCoord height = size.y; if (item->GetProportion()) { - height = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size + // 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 ); @@ -1232,8 +1448,9 @@ void wxBoxSizer::RecalcSizes() wxCoord width = size.x; if (item->GetProportion()) { - width = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size + // 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 ); @@ -1269,26 +1486,45 @@ wxSize wxBoxSizer::CalcMin() m_fixedWidth = 0; m_fixedHeight = 0; - // Find how long each stretch unit needs to be - int stretchSize = 1; - wxSizerItemList::Node *node = m_children.GetFirst(); + // precalc item minsizes and count proportions + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxSizerItem *item = node->GetData(); + + if (item->IsShown()) + item->CalcMin(); // result is stored in the item + + if (item->IsShown() && item->GetProportion() != 0) + m_stretchable += item->GetProportion(); + + node = node->GetNext(); + } + + // Total minimum size (width or height) of sizer + int maxMinSize = 0; + node = m_children.GetFirst(); while (node) { - wxSizerItem *item = node->GetData(); + wxSizerItem *item = node->GetData(); if (item->IsShown() && item->GetProportion() != 0) { int stretch = item->GetProportion(); - wxSize size( item->CalcMin() ); - int sizePerStretch; + 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->GetNext(); } @@ -1297,33 +1533,19 @@ wxSize wxBoxSizer::CalcMin() node = m_children.GetFirst(); while (node) { - wxSizerItem *item = node->GetData(); + wxSizerItem *item = node->GetData(); if (item->IsShown()) { - m_stretchable += item->GetProportion(); - - wxSize size( item->CalcMin() ); + wxSize size( item->GetMinSizeWithBorder() ); if (item->GetProportion() != 0) { if (m_orient == wxHORIZONTAL) - size.x = stretchSize * item->GetProportion(); + size.x = (maxMinSize*item->GetProportion())/m_stretchable; else - size.y = stretchSize * item->GetProportion(); - } - - if (m_orient == wxHORIZONTAL) - { - m_minWidth += size.x; - m_minHeight = wxMax( m_minHeight, size.y ); + size.y = (maxMinSize*item->GetProportion())/m_stretchable; } else - { - m_minHeight += size.y; - m_minWidth = wxMax( m_minWidth, size.x ); - } - - if (item->GetProportion() == 0) { if (m_orient == wxVERTICAL) { @@ -1336,6 +1558,17 @@ wxSize wxBoxSizer::CalcMin() m_fixedHeight = wxMax( m_fixedHeight, size.y ); } } + + if (m_orient == wxHORIZONTAL) + { + m_minWidth += size.x; + m_minHeight = wxMax( m_minHeight, size.y ); + } + else + { + m_minHeight += size.y; + m_minWidth = wxMax( m_minWidth, size.x ); + } } node = node->GetNext(); } @@ -1362,14 +1595,43 @@ 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); +#elif defined(__WXMAC__) + + static int extraTop = -1; // Uninitted + static int other = 5; + + if ( extraTop == -1 ) + { + // The minimal border used for the top. Later on the staticbox' + // font height is added to this. + extraTop = 0; + + if ( UMAGetSystemVersion() >= 0x1030 /*Panther*/ ) + { + // As indicated by the HIG, Panther needs an extra border of 11 + // pixels (otherwise overlapping occurs at the top). The "other" + // border has to be 11. + extraTop = 11; + other = 11; + } + + } + + *borderTop = extraTop + box->GetCharHeight(); + *borderOther = other; + +#else #ifdef __WXGTK__ if ( box->GetLabel().IsEmpty() ) *borderTop = 5; else #endif // __WXGTK__ - *borderTop = 15; - (void)box; + *borderTop = box->GetCharHeight(); + *borderOther = 5; +#endif // __WXCOCOA__ } void wxStaticBoxSizer::RecalcSizes() @@ -1404,33 +1666,49 @@ wxSize wxStaticBoxSizer::CalcMin() return ret; } +void wxStaticBoxSizer::ShowItems( bool show ) +{ + m_staticBox->Show( show ); + wxBoxSizer::ShowItems( show ); +} + #endif // wxUSE_STATBOX -//--------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_4 + +// ---------------------------------------------------------------------------- // wxNotebookSizer -//--------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +#if wxUSE_BOOKCTRL +IMPLEMENT_CLASS(wxBookCtrlSizer, wxSizer) #if wxUSE_NOTEBOOK +IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer) +#endif // wxUSE_NOTEBOOK +#endif // wxUSE_BOOKCTRL + +#if wxUSE_BOOKCTRL -wxNotebookSizer::wxNotebookSizer( wxNotebook *nb ) - : m_notebook( nb ) +wxBookCtrlSizer::wxBookCtrlSizer(wxBookCtrl *bookctrl) + : m_bookctrl(bookctrl) { - wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") ); + 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); } @@ -1438,7 +1716,8 @@ 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(); @@ -1460,6 +1739,15 @@ 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 -// vi:sts=4:sw=4:et +#endif // WXWIN_COMPATIBILITY_2_4