X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/150c8d89c7f5e04045e55391b34167f2c4165b8b..c932709d31bf359c994dc2050bec1b3b986bbd62:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index dfe492531d..475867e17b 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 @@ -24,8 +24,14 @@ #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 //--------------------------------------------------------------------------- @@ -37,17 +43,63 @@ IMPLEMENT_CLASS(wxBoxSizer, wxSizer) #if wxUSE_STATBOX IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer) #endif -#if wxUSE_NOTEBOOK -IMPLEMENT_CLASS(wxNotebookSizer, wxSizer) -#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 //--------------------------------------------------------------------------- +void wxSizerItem::Init() +{ + m_window = NULL; + m_sizer = NULL; + m_show = true; + m_userData = NULL; +} + +void wxSizerItem::Init(const wxSizerFlags& flags) +{ + Init(); + + m_proportion = flags.GetProportion(); + m_flag = flags.GetFlags(); + m_border = flags.GetBorderInPixels(); +} + wxSizerItem::wxSizerItem( int width, int height, int proportion, int flag, int border, wxObject* userData ) : m_window( NULL ) , m_sizer( NULL ) @@ -65,13 +117,16 @@ 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 ); @@ -92,12 +147,27 @@ wxSizerItem::wxSizerItem( wxSizer *sizer, int proportion, int flag, int border, // m_size is calculated later } +wxSizerItem::wxSizerItem() +{ + Init(); + + 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; + } } @@ -125,30 +195,29 @@ 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); + 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) @@ -161,6 +230,7 @@ wxSize wxSizerItem::CalcMin() return ret; } + void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) { if (m_flag & wxSHAPED) @@ -226,7 +296,10 @@ 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(); @@ -277,95 +350,11 @@ int wxSizerItem::GetOption() const wxSizer::wxSizer() : m_minSize( wxSize( 0, 0 ) ) { - m_children.DeleteContents( true ); } wxSizer::~wxSizer() { - Clear(); -} - -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 ) -{ - m_children.Insert( item ); - - 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 ); -} - -void wxSizer::Insert( size_t index, - wxSizer *sizer, - int proportion, - int flag, - int border, - wxObject* userData ) -{ - m_children.Insert( index, - new wxSizerItem( sizer, proportion, flag, border, userData ) ); -} - -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 ) ); + WX_CLEAR_LIST(wxSizerItemList, m_children); } void wxSizer::Insert( size_t index, wxSizerItem *item ) @@ -385,13 +374,17 @@ 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(); } @@ -405,7 +398,7 @@ bool wxSizer::Remove( int index ) 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") ); @@ -414,14 +407,16 @@ bool wxSizer::Remove( int index ) if( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); - return m_children.DeleteNode( node ); + 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(); @@ -429,7 +424,9 @@ 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(); } @@ -441,7 +438,7 @@ 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(); @@ -449,7 +446,9 @@ 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(); } @@ -463,7 +462,7 @@ bool wxSizer::Detach( int index ) 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") ); @@ -474,13 +473,15 @@ bool wxSizer::Detach( int index ) else if( item->IsWindow() ) item->GetWindow()->SetContainingSizer( NULL ); - return m_children.DeleteNode( node ); + 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(); @@ -495,12 +496,12 @@ 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(); @@ -512,11 +513,8 @@ 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 ); @@ -536,7 +534,11 @@ 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(); } @@ -581,6 +583,10 @@ 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 ) { @@ -589,9 +595,9 @@ wxSize wxSizer::FitSize( 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; @@ -625,9 +631,9 @@ 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; @@ -662,14 +668,14 @@ 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(); @@ -700,7 +706,7 @@ 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(); @@ -734,7 +740,7 @@ 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") ); @@ -747,18 +753,18 @@ 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 ) +bool wxSizer::Show( wxWindow *window, bool show, bool recursive ) { 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(); @@ -766,17 +772,26 @@ void wxSizer::Show( wxWindow *window, bool show ) if (item->GetWindow() == window) { item->Show( show ); - break; + + return true; + } + else if (recursive && item->IsSizer()) + { + if (item->GetSizer()->Show(window, show, recursive)) + return true; } + node = node->GetNext(); } + + return false; } -void wxSizer::Show( wxSizer *sizer, bool show ) +bool wxSizer::Show( wxSizer *sizer, bool show, bool recursive ) { 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(); @@ -784,23 +799,35 @@ void wxSizer::Show( wxSizer *sizer, bool show ) if (item->GetSizer() == sizer) { item->Show( show ); - break; + + return true; } + else if (recursive && item->IsSizer()) + { + if (item->GetSizer()->Show(sizer, show, recursive)) + return true; + } + node = node->GetNext(); } + + return false; } -void wxSizer::Show( size_t index, bool show ) +bool wxSizer::Show( size_t index, bool show) { - wxCHECK_RET( index < m_children.GetCount(), + wxCHECK_MSG( index < m_children.GetCount(), + false, _T("Show index is out of range") ); m_children.Item( index )->GetData()->Show( show ); + + return true; } void wxSizer::ShowItems( bool show ) { - wxSizerItemList::Node *node = m_children.GetFirst(); + wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); while (node) { node->GetData()->Show( show ); @@ -810,7 +837,7 @@ void wxSizer::ShowItems( bool show ) 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(); @@ -829,7 +856,7 @@ bool wxSizer::IsShown( wxWindow *window ) const 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(); @@ -866,6 +893,8 @@ 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 ) @@ -874,6 +903,8 @@ 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 @@ -923,7 +954,7 @@ 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") ); @@ -937,15 +968,15 @@ 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(); @@ -964,7 +995,7 @@ 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)) @@ -1023,68 +1054,10 @@ 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; - - // what to do with the rows? by default, resize them proportionally - if ( (m_flexDirection & wxVERTICAL) || - (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) - { - // Transfer only those rows into temp which exist in the sizer - // ignoring the superfluous 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(); - } - 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 ( (m_flexDirection & wxHORIZONTAL) || - (m_growMode == wxFLEX_GROWMODE_SPECIFIED) ) - { - // See above - for (idx = 0; idx < m_growableCols.GetCount(); idx++) - { - if (m_growableCols[idx] < ncols) - temp.Add( m_growableCols[idx] ); - } + wxSize sz( GetSize() ); - num = temp.GetCount(); - - if ((num > 0) && (sz.x > minsz.x)) - { - delta = (sz.x - minsz.x) / num; - for (idx = 0; idx < num; idx++) - m_colWidths[ temp[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; - } + AdjustForGrowables(sz, m_calculatedMinSize, nrows, ncols); sz = wxSize( pt.x + sz.x, pt.y + sz.y ); @@ -1097,7 +1070,7 @@ 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") ); @@ -1118,41 +1091,65 @@ wxSize wxFlexGridSizer::CalcMin() ncols; size_t i, s; + // Number of rows/columns can change as items are added or removed. if ( !CalcRowsCols(nrows, ncols) ) return wxSize(10, 10); - // We have to clear the old sizes out if any item has wxADJUST_MINSIZE - // set on it. Its probably quicker to just always do it than test for - // that though. At least do it before resizing the arrays, SetCount will - // initialise new elements to zero. - for( s = m_rowHeights.GetCount(), i = 0; i < s; ++i ) - m_rowHeights[ i ] = 0; - - for( s = m_colWidths.GetCount(), i = 0; i < s; ++i ) - m_colWidths[ i ] = 0; - m_rowHeights.SetCount(nrows); m_colWidths.SetCount(ncols); - 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++; } - // the logic above works when we resize flexibly in both directions but - // maybe this is not the case + 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 ); + + 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 ); + + 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* @@ -1163,8 +1160,7 @@ wxSize wxFlexGridSizer::CalcMin() const int count = array.GetCount(); // find the largest value in this array - int n, - largest = 0; + int n, largest = 0; for ( n = 0; n < count; ++n ) { if ( array[n] > largest ) @@ -1177,36 +1173,137 @@ wxSize wxFlexGridSizer::CalcMin() array[n] = largest; } } +} - int width = 0; - for (int col = 0; col < ncols; col++) - width += m_colWidths[ col ]; +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++; + } - int height = 0; - for (int row = 0; row < nrows; row++) - height += m_rowHeights[ row ]; + 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 ); } //--------------------------------------------------------------------------- @@ -1224,43 +1321,33 @@ 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 ); @@ -1284,8 +1371,9 @@ 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 ); @@ -1321,26 +1409,45 @@ 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(); } @@ -1349,33 +1456,19 @@ 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) { @@ -1388,6 +1481,17 @@ 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(); } @@ -1414,14 +1518,43 @@ 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() @@ -1456,33 +1589,49 @@ 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); } @@ -1490,7 +1639,8 @@ 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(); @@ -1512,6 +1662,15 @@ 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