X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3a5910cbe95603698b984cc6d8d41bbe7e2f89d9..f1f5f16f780bb41aa2ea24ccbf728f14c86cc475:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index e22859979b..d4ac29a517 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" @@ -21,17 +17,22 @@ #pragma hdrstop #endif +#include "wx/display.h" +#include "wx/sizer.h" + #ifndef WX_PRECOMP #include "wx/string.h" #include "wx/intl.h" + #include "wx/math.h" + #include "wx/utils.h" + #include "wx/settings.h" + #include "wx/button.h" + #include "wx/statbox.h" + #include "wx/toplevel.h" #endif // WX_PRECOMP -#include "wx/sizer.h" -#include "wx/utils.h" -#include "wx/statbox.h" -#include "wx/settings.h" #include "wx/listimpl.cpp" -#include "wx/intl.h" + #if WXWIN_COMPATIBILITY_2_4 #include "wx/notebook.h" #endif @@ -50,7 +51,7 @@ IMPLEMENT_CLASS(wxStaticBoxSizer, wxBoxSizer) IMPLEMENT_CLASS(wxStdDialogButtonSizer, wxBoxSizer) #endif -WX_DEFINE_EXPORTED_LIST( wxSizerItemList ); +WX_DEFINE_EXPORTED_LIST( wxSizerItemList ) /* TODO PROPERTIES @@ -269,14 +270,14 @@ wxSize wxSizerItem::CalcMin() // 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) + if ( (m_flag & wxSHAPED) && wxIsNullDouble(m_ratio) ) SetRatio(m_minSize); } else if ( IsWindow() ) { // Since the size of the window may change during runtime, we // should use the current minimal/best size. - m_minSize = m_window->GetBestFittingSize(); + m_minSize = m_window->GetEffectiveMinSize(); } return GetMinSizeWithBorder(); @@ -299,8 +300,10 @@ wxSize wxSizerItem::GetMinSizeWithBorder() const } -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 @@ -352,6 +355,11 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) size.y -= m_border; } + if (size.x < 0) + size.x = 0; + if (size.y < 0) + size.y = 0; + m_rect = wxRect(pos, size); switch ( m_kind ) @@ -388,7 +396,14 @@ void wxSizerItem::DeleteWindows() break; case Item_Window: + //We are deleting the window from this sizer - normally + //the window destroys the sizer associated with it, + //which might destroy this, which we don't want + m_window->SetContainingSizer(NULL); m_window->Destroy(); + //Putting this after the switch will result in a spacer + //not being deleted properly on destruction + m_kind = Item_None; break; case Item_Sizer: @@ -400,7 +415,6 @@ void wxSizerItem::DeleteWindows() wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") ); } - m_kind = Item_None; } void wxSizerItem::Show( bool show ) @@ -434,14 +448,28 @@ bool wxSizerItem::IsShown() const switch ( m_kind ) { case Item_None: - wxFAIL_MSG( _T("uninitialized sizer item") ); + // 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: - return m_sizer->IsShown(); + // 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(); @@ -454,6 +482,7 @@ bool wxSizerItem::IsShown() const return false; } +#if WXWIN_COMPATIBILITY_2_6 void wxSizerItem::SetOption( int option ) { SetProportion( option ); @@ -463,17 +492,13 @@ int wxSizerItem::GetOption() const { return GetProportion(); } +#endif // WXWIN_COMPATIBILITY_2_6 //--------------------------------------------------------------------------- // wxSizer //--------------------------------------------------------------------------- -wxSizer::wxSizer() -{ - m_isShown = true; -} - wxSizer::~wxSizer() { WX_CLEAR_LIST(wxSizerItemList, m_children); @@ -489,10 +514,35 @@ wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item ) return item; } +void wxSizer::SetContainingWindow(wxWindow *win) +{ + if ( win == m_containingWindow ) + return; + + m_containingWindow = win; + + // set the same window for all nested sizers as well, they also are in the + // same window + for ( wxSizerItemList::compatibility_iterator node = m_children.GetFirst(); + node; + node = node->GetNext() ) + { + wxSizerItem *const item = node->GetData(); + wxSizer *const sizer = item->GetSizer(); + + 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 ) { @@ -602,6 +652,80 @@ 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 @@ -637,8 +761,37 @@ void wxSizer::DeleteWindows() wxSize wxSizer::Fit( wxWindow *window ) { - wxSize size(window->IsTopLevel() ? FitSize(window) - : GetMinWindowSize(window)); + // take the min size by default and limit it by max size + wxSize size = GetMinWindowSize(window); + wxSize sizeMax = GetMaxWindowSize(window); + + wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow); + if ( tlw ) + { + // hack for small screen devices where TLWs are always full screen + if ( tlw->IsAlwaysMaximized() ) + { + size = tlw->GetSize(); + } + else // normal situation + { + // limit the window to the size of the display it is on + int disp = wxDisplay::GetFromWindow(window); + if ( disp == wxNOT_FOUND ) + { + // or, if we don't know which one it is, of the main one + disp = 0; + } + + sizeMax = wxDisplay(disp).GetClientArea().GetSize(); + } + } + + if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x ) + size.x = sizeMax.x; + if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y ) + size.y = sizeMax.y; + window->SetSize( size ); @@ -710,23 +863,6 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window ) // TODO on mac we need a function that determines how much free space this // min size contains, in order to make sure that we have 20 pixels of free // space around the controls - -// Return a window size that will fit within the screens dimensions -wxSize wxSizer::FitSize( wxWindow *window ) -{ - wxSize size = GetMinWindowSize( window ); - wxSize sizeMax = GetMaxWindowSize( window ); - - // Limit the size if sizeMax != wxDefaultSize - - if ( size.x > sizeMax.x && sizeMax.x != wxDefaultCoord ) - size.x = sizeMax.x; - if ( size.y > sizeMax.y && sizeMax.y != wxDefaultCoord ) - size.y = sizeMax.y; - - return size; -} - wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const { wxSize maxSize( window->GetMaxSize() ); @@ -1047,23 +1183,19 @@ 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 @@ -1129,7 +1261,7 @@ 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; @@ -1254,7 +1386,7 @@ 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); @@ -1322,10 +1454,12 @@ 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 ) @@ -1455,20 +1589,38 @@ 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); } //--------------------------------------------------------------------------- @@ -1553,6 +1705,16 @@ 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; @@ -1566,7 +1728,7 @@ void wxBoxSizer::RecalcSizes() wxSize wxBoxSizer::CalcMin() { if (m_children.GetCount() == 0) - return wxSize(10,10); + return wxSize(); m_stretchable = 0; m_minWidth = 0; @@ -1672,16 +1834,27 @@ 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, @@ -1731,6 +1904,20 @@ void wxStaticBoxSizer::ShowItems( bool 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 @@ -1862,10 +2049,31 @@ void wxStdDialogButtonSizer::Realize() 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 - // do the same thing for GTK1 and Windows platforms - // and assume any platform not accounted for here will use - // Windows style + // 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); @@ -1910,12 +2118,16 @@ IMPLEMENT_CLASS(wxNotebookSizer, wxBookCtrlSizer) #if wxUSE_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 ); @@ -1961,12 +2173,16 @@ wxSize wxBookCtrlSizer::CalcMin() #if wxUSE_NOTEBOOK +#if WXWIN_COMPATIBILITY_2_6 + wxNotebookSizer::wxNotebookSizer(wxNotebook *nb) { wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a control") ); m_bookctrl = nb; } +#endif // WXWIN_COMPATIBILITY_2_6 + #endif // wxUSE_NOTEBOOOK #endif // wxUSE_BOOKCTRL