#pragma hdrstop
#endif
-#include "wx/display.h"
#include "wx/sizer.h"
+#include "wx/private/flagscheck.h"
#ifndef WX_PRECOMP
#include "wx/string.h"
#include "wx/toplevel.h"
#endif // WX_PRECOMP
-#if wxUSE_SYSTEM_OPTIONS
-#include "wx/sysopt.h"
-#endif
-
+#include "wx/display.h"
#include "wx/listimpl.cpp"
// wxSizerItem
// ----------------------------------------------------------------------------
+// check for flags conflicts
+static const int SIZER_FLAGS_MASK =
+ wxADD_FLAG(wxCENTRE,
+ wxADD_FLAG(wxHORIZONTAL,
+ wxADD_FLAG(wxVERTICAL,
+ wxADD_FLAG(wxLEFT,
+ wxADD_FLAG(wxRIGHT,
+ wxADD_FLAG(wxUP,
+ wxADD_FLAG(wxDOWN,
+ wxADD_FLAG(wxALIGN_NOT,
+ wxADD_FLAG(wxALIGN_CENTER_HORIZONTAL,
+ wxADD_FLAG(wxALIGN_RIGHT,
+ wxADD_FLAG(wxALIGN_BOTTOM,
+ wxADD_FLAG(wxALIGN_CENTER_VERTICAL,
+ wxADD_FLAG(wxFIXED_MINSIZE,
+ wxADD_FLAG(wxRESERVE_SPACE_EVEN_IF_HIDDEN,
+ wxADD_FLAG(wxSTRETCH_NOT,
+ wxADD_FLAG(wxSHRINK,
+ wxADD_FLAG(wxGROW,
+ wxADD_FLAG(wxSHAPED,
+ 0))))))))))))))))));
+
+#define ASSERT_VALID_SIZER_FLAGS(f) wxASSERT_VALID_FLAGS(f, SIZER_FLAGS_MASK)
+
+
void wxSizerItem::Init(const wxSizerFlags& flags)
{
Init();
m_proportion = flags.GetProportion();
m_flag = flags.GetFlags();
m_border = flags.GetBorderInPixels();
+
+ ASSERT_VALID_SIZER_FLAGS( m_flag );
}
wxSizerItem::wxSizerItem()
// window item
void wxSizerItem::DoSetWindow(wxWindow *window)
{
- wxCHECK_RET( window, _T("NULL window in wxSizerItem::SetWindow()") );
+ wxCHECK_RET( window, wxT("NULL window in wxSizerItem::SetWindow()") );
m_kind = Item_Window;
m_window = window;
m_id(wxID_NONE),
m_userData(userData)
{
+ ASSERT_VALID_SIZER_FLAGS( m_flag );
+
DoSetWindow(window);
}
m_ratio(0.0),
m_userData(userData)
{
+ ASSERT_VALID_SIZER_FLAGS( m_flag );
+
DoSetSizer(sizer);
// m_minSize is set later
m_id(wxID_NONE),
m_userData(userData)
{
+ ASSERT_VALID_SIZER_FLAGS( m_flag );
+
DoSetSpacer(wxSize(width, height));
}
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
m_kind = Item_None;
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
if (m_flag & wxWEST)
return ret;
}
+bool wxSizerItem::InformFirstDirection(int direction, int size, int availableOtherDir)
+{
+ // The size that come here will be including borders. Child items should get it
+ // without borders.
+ if( size>0 )
+ {
+ if( direction==wxHORIZONTAL )
+ {
+ if (m_flag & wxWEST)
+ size -= m_border;
+ if (m_flag & wxEAST)
+ size -= m_border;
+ }
+ else if( direction==wxVERTICAL )
+ {
+ if (m_flag & wxNORTH)
+ size -= m_border;
+ if (m_flag & wxSOUTH)
+ size -= m_border;
+ }
+ }
+
+ bool didUse = false;
+ // Pass the information along to the held object
+ if (IsSizer())
+ {
+ didUse = GetSizer()->InformFirstDirection(direction,size,availableOtherDir);
+ if (didUse)
+ m_minSize = GetSizer()->CalcMin();
+ }
+ else if (IsWindow())
+ {
+ didUse = GetWindow()->InformFirstDirection(direction,size,availableOtherDir);
+ if (didUse)
+ m_minSize = m_window->GetEffectiveMinSize();
+
+ // This information is useful for items with wxSHAPED flag, since
+ // we can request an optimal min size for such an item. Even if
+ // we overwrite the m_minSize member here, we can read it back from
+ // the owned window (happens automatically).
+ if( (m_flag & wxSHAPED) && (m_flag & wxEXPAND) && direction )
+ {
+ if( !wxIsNullDouble(m_ratio) )
+ {
+ wxCHECK_MSG( (m_proportion==0), false, wxT("Shaped item, non-zero proportion in wxSizerItem::InformFirstDirection()") );
+ if( direction==wxHORIZONTAL && !wxIsNullDouble(m_ratio) )
+ {
+ // Clip size so that we don't take too much
+ if( availableOtherDir>=0 && int(size/m_ratio)-m_minSize.y>availableOtherDir )
+ size = int((availableOtherDir+m_minSize.y)*m_ratio);
+ m_minSize = wxSize(size,int(size/m_ratio));
+ }
+ else if( direction==wxVERTICAL )
+ {
+ // Clip size so that we don't take too much
+ if( availableOtherDir>=0 && int(size*m_ratio)-m_minSize.x>availableOtherDir )
+ size = int((availableOtherDir+m_minSize.x)/m_ratio);
+ m_minSize = wxSize(int(size*m_ratio),size);
+ }
+ didUse = true;
+ }
+ }
+ }
+
+ return didUse;
+}
+
wxSize wxSizerItem::CalcMin()
{
if (IsSizer())
switch ( m_kind )
{
case Item_None:
- wxFAIL_MSG( _T("can't set size of uninitialized sizer item") );
+ wxFAIL_MSG( wxT("can't set size of uninitialized sizer item") );
break;
case Item_Window:
+ {
+ // Use wxSIZE_FORCE_EVENT here since a sizer item might
+ // have changed alignment or some other property which would
+ // not change the size of the window. In such a case, no
+ // wxSizeEvent would normally be generated and thus the
+ // control wouldn't get layed out correctly here.
+#if 1
+ m_window->SetSize(pos.x, pos.y, size.x, size.y,
+ wxSIZE_ALLOW_MINUS_ONE|wxSIZE_FORCE_EVENT );
+#else
m_window->SetSize(pos.x, pos.y, size.x, size.y,
- wxSIZE_ALLOW_MINUS_ONE);
+ wxSIZE_ALLOW_MINUS_ONE );
+#endif
break;
-
+ }
case Item_Sizer:
- m_sizer->SetDimension(pos.x, pos.y, size.x, size.y);
+ m_sizer->SetDimension(pos, size);
break;
case Item_Spacer:
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
}
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
}
switch ( m_kind )
{
case Item_None:
- wxFAIL_MSG( _T("can't show uninitialized sizer item") );
+ wxFAIL_MSG( wxT("can't show uninitialized sizer item") );
break;
case Item_Window:
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
}
bool wxSizerItem::IsShown() const
{
+ if ( m_flag & wxRESERVE_SPACE_EVEN_IF_HIDDEN )
+ return true;
+
switch ( m_kind )
{
case Item_None:
case Item_Max:
default:
- wxFAIL_MSG( _T("unexpected wxSizerItem::m_kind") );
+ wxFAIL_MSG( wxT("unexpected wxSizerItem::m_kind") );
}
return false;
WX_CLEAR_LIST(wxSizerItemList, m_children);
}
-wxSizerItem* wxSizer::Insert( size_t index, wxSizerItem *item )
+wxSizerItem* wxSizer::DoInsert( size_t index, wxSizerItem *item )
{
m_children.Insert( index, item );
bool wxSizer::Remove( wxSizer *sizer )
{
- wxASSERT_MSG( sizer, _T("Removing NULL sizer") );
+ wxASSERT_MSG( sizer, wxT("Removing NULL sizer") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
false,
- _T("Remove index is out of range") );
+ wxT("Remove index is out of range") );
wxSizerItemList::compatibility_iterator node = m_children.Item( index );
- wxCHECK_MSG( node, false, _T("Failed to find child node") );
+ wxCHECK_MSG( node, false, wxT("Failed to find child node") );
delete node->GetData();
m_children.Erase( node );
bool wxSizer::Detach( wxSizer *sizer )
{
- wxASSERT_MSG( sizer, _T("Detaching NULL sizer") );
+ wxASSERT_MSG( sizer, wxT("Detaching NULL sizer") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
bool wxSizer::Detach( wxWindow *window )
{
- wxASSERT_MSG( window, _T("Detaching NULL window") );
+ wxASSERT_MSG( window, wxT("Detaching NULL window") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
wxCHECK_MSG( index >= 0 && (size_t)index < m_children.GetCount(),
false,
- _T("Detach index is out of range") );
+ wxT("Detach index is out of range") );
wxSizerItemList::compatibility_iterator node = m_children.Item( index );
- wxCHECK_MSG( node, false, _T("Failed to find child node") );
+ wxCHECK_MSG( node, false, wxT("Failed to find child node") );
wxSizerItem *item = node->GetData();
bool wxSizer::Replace( wxWindow *oldwin, wxWindow *newwin, bool recursive )
{
- wxASSERT_MSG( oldwin, _T("Replacing NULL window") );
- wxASSERT_MSG( newwin, _T("Replacing with NULL window") );
+ wxASSERT_MSG( oldwin, wxT("Replacing NULL window") );
+ wxASSERT_MSG( newwin, wxT("Replacing with NULL window") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
bool wxSizer::Replace( wxSizer *oldsz, wxSizer *newsz, bool recursive )
{
- wxASSERT_MSG( oldsz, _T("Replacing NULL sizer") );
- wxASSERT_MSG( newsz, _T("Replacing with NULL sizer") );
+ wxASSERT_MSG( oldsz, wxT("Replacing NULL sizer") );
+ wxASSERT_MSG( newsz, wxT("Replacing with NULL sizer") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
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") );
+ wxCHECK_MSG( old < m_children.GetCount(), false, wxT("Replace index is out of range") );
+ wxASSERT_MSG( newitem, wxT("Replacing with NULL item") );
wxSizerItemList::compatibility_iterator node = m_children.Item( old );
- wxCHECK_MSG( node, false, _T("Failed to find child node") );
+ wxCHECK_MSG( node, false, wxT("Failed to find child node") );
wxSizerItem *item = node->GetData();
node->SetData(newitem);
}
}
-wxSize wxSizer::Fit( wxWindow *window )
+wxSize wxSizer::ComputeFittingClientSize(wxWindow *window)
{
+ wxCHECK_MSG( window, wxDefaultSize, "window can't be NULL" );
+
// take the min size by default and limit it by max size
- wxSize size = GetMinWindowSize(window);
- wxSize sizeMax = GetMaxWindowSize(window);
+ wxSize size = GetMinClientSize(window);
+ wxSize sizeMax;
wxTopLevelWindow *tlw = wxDynamicCast(window, wxTopLevelWindow);
if ( tlw )
// hack for small screen devices where TLWs are always full screen
if ( tlw->IsAlwaysMaximized() )
{
- size = tlw->GetSize();
+ return tlw->GetClientSize();
}
- else // normal situation
+
+ // limit the window to the size of the display it is on
+ int disp = wxDisplay::GetFromWindow(window);
+ if ( disp == wxNOT_FOUND )
{
- // 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;
- }
+ // or, if we don't know which one it is, of the main one
+ disp = 0;
+ }
- sizeMax = wxDisplay(disp).GetClientArea().GetSize();
+ sizeMax = wxDisplay(disp).GetClientArea().GetSize();
-#if wxUSE_SYSTEM_OPTIONS
- int marginX = wxSystemOptions::GetOptionInt(wxT("sizer.desktopmargin.x"));
- int marginY = wxSystemOptions::GetOptionInt(wxT("sizer.desktopmargin.y"));
- sizeMax.x -= marginX;
- sizeMax.y -= marginY;
-#endif
- }
+ // space for decorations and toolbars etc.
+ sizeMax = tlw->WindowToClientSize(sizeMax);
+ }
+ else
+ {
+ sizeMax = GetMaxClientSize(window);
}
if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
- size.x = sizeMax.x;
+ size.x = sizeMax.x;
if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
- size.y = sizeMax.y;
+ size.y = sizeMax.y;
+ return size;
+}
- window->SetSize( size );
+wxSize wxSizer::ComputeFittingWindowSize(wxWindow *window)
+{
+ wxCHECK_MSG( window, wxDefaultSize, "window can't be NULL" );
- return size;
+ return window->ClientToWindowSize(ComputeFittingClientSize(window));
+}
+
+wxSize wxSizer::Fit( wxWindow *window )
+{
+ wxCHECK_MSG( window, wxDefaultSize, "window can't be NULL" );
+
+ // set client size
+ window->SetClientSize(ComputeFittingClientSize(window));
+
+ // return entire size
+ return window->GetSize();
}
void wxSizer::FitInside( wxWindow *window )
// Preserve the window's max size hints, but set the
// lower bound according to the sizer calculations.
- wxSize size = Fit( window );
+ // This is equivalent to calling Fit(), except that we need to set
+ // the size hints _in between_ the two steps performed by Fit
+ // (1. ComputeFittingClientSize, 2. SetClientSize). That's because
+ // otherwise SetClientSize() could have no effect if there already are
+ // size hints in effect that forbid requested client size.
- window->SetSizeHints( size.x,
- size.y,
- window->GetMaxWidth(),
- window->GetMaxHeight() );
+ const wxSize clientSize = ComputeFittingClientSize(window);
+
+ window->SetMinClientSize(clientSize);
+ window->SetClientSize(clientSize);
}
+#if WXWIN_COMPATIBILITY_2_8
void wxSizer::SetVirtualSizeHints( wxWindow *window )
{
- // Preserve the window's max size hints, but set the
- // lower bound according to the sizer calculations.
-
FitInside( window );
- wxSize size( window->GetVirtualSize() );
- window->SetVirtualSizeHints( size.x,
- size.y,
- window->GetMaxWidth(),
- window->GetMaxHeight() );
-}
-
-wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) const
-{
- return window->GetMaxSize();
-}
-
-wxSize wxSizer::GetMinWindowSize( wxWindow *window )
-{
- wxSize minSize( GetMinSize() );
- wxSize size( window->GetSize() );
- wxSize client_size( window->GetClientSize() );
-
- return wxSize( minSize.x+size.x-client_size.x,
- minSize.y+size.y-client_size.y );
}
+#endif // WXWIN_COMPATIBILITY_2_8
// 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
wxSize wxSizer::GetMaxClientSize( wxWindow *window ) const
{
- wxSize maxSize( window->GetMaxSize() );
-
- if ( maxSize != wxDefaultSize )
- {
- wxSize size( window->GetSize() );
- wxSize client_size( window->GetClientSize() );
-
- return wxSize( maxSize.x + client_size.x - size.x,
- maxSize.y + client_size.y - size.y );
- }
- else
- return wxDefaultSize;
+ return window->WindowToClientSize(window->GetMaxSize());
}
wxSize wxSizer::GetMinClientSize( wxWindow *WXUNUSED(window) )
return size;
}
-void wxSizer::SetDimension( int x, int y, int width, int height )
-{
- m_position.x = x;
- m_position.y = y;
- m_size.x = width;
- m_size.y = height;
- Layout();
-}
-
wxSize wxSizer::GetMinSize()
{
wxSize ret( CalcMin() );
bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height )
{
- wxASSERT_MSG( window, _T("SetMinSize for NULL window") );
+ wxASSERT_MSG( window, wxT("SetMinSize for NULL window") );
// Is it our immediate child?
bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height )
{
- wxASSERT_MSG( sizer, _T("SetMinSize for NULL sizer") );
+ wxASSERT_MSG( sizer, wxT("SetMinSize for NULL sizer") );
// Is it our immediate child?
{
wxSizerItemList::compatibility_iterator node = m_children.Item( index );
- wxCHECK_MSG( node, false, _T("Failed to find child node") );
+ wxCHECK_MSG( node, false, wxT("Failed to find child node") );
wxSizerItem *item = node->GetData();
wxSizerItem* wxSizer::GetItem( wxWindow *window, bool recursive )
{
- wxASSERT_MSG( window, _T("GetItem for NULL window") );
+ wxASSERT_MSG( window, wxT("GetItem for NULL window") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
wxSizerItem* wxSizer::GetItem( wxSizer *sizer, bool recursive )
{
- wxASSERT_MSG( sizer, _T("GetItem for NULL sizer") );
+ wxASSERT_MSG( sizer, wxT("GetItem for NULL sizer") );
wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
wxCHECK_MSG( index < m_children.GetCount(),
NULL,
- _T("GetItem index is out of range") );
+ wxT("GetItem index is out of range") );
return m_children.Item( index )->GetData();
}
node = node->GetNext();
}
- wxFAIL_MSG( _T("IsShown failed to find sizer item") );
+ wxFAIL_MSG( wxT("IsShown failed to find sizer item") );
return false;
}
node = node->GetNext();
}
- wxFAIL_MSG( _T("IsShown failed to find sizer item") );
+ wxFAIL_MSG( wxT("IsShown failed to find sizer item") );
return false;
}
{
wxCHECK_MSG( index < m_children.GetCount(),
false,
- _T("IsShown index is out of range") );
+ wxT("IsShown index is out of range") );
return m_children.Item( index )->GetData()->IsShown();
}
// wxGridSizer
//---------------------------------------------------------------------------
+wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
+ : m_rows( cols == 0 ? 1 : 0 ),
+ m_cols( cols ),
+ m_vgap( vgap ),
+ m_hgap( hgap )
+{
+}
+
+wxGridSizer::wxGridSizer( int cols, const wxSize& gap )
+ : m_rows( cols == 0 ? 1 : 0 ),
+ m_cols( cols ),
+ m_vgap( gap.GetHeight() ),
+ m_hgap( gap.GetWidth() )
+{
+}
+
wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap )
- : m_rows( ( cols == 0 && rows == 0 ) ? 1 : rows )
- , m_cols( cols )
- , m_vgap( vgap )
- , m_hgap( hgap )
+ : m_rows( rows || cols ? rows : 1 ),
+ m_cols( cols ),
+ m_vgap( vgap ),
+ m_hgap( hgap )
{
}
-wxGridSizer::wxGridSizer( int cols, int vgap, int hgap )
- : m_rows( cols == 0 ? 1 : 0 )
- , m_cols( cols )
- , m_vgap( vgap )
- , m_hgap( hgap )
+wxGridSizer::wxGridSizer( int rows, int cols, const wxSize& gap )
+ : m_rows( rows || cols ? rows : 1 ),
+ m_cols( cols ),
+ m_vgap( gap.GetHeight() ),
+ m_hgap( gap.GetWidth() )
{
}
-int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const
+wxSizerItem *wxGridSizer::DoInsert(size_t index, wxSizerItem *item)
{
- int nitems = m_children.GetCount();
- if ( nitems)
+ // if only the number of columns or the number of rows is specified for a
+ // sizer, arbitrarily many items can be added to it but if both of them are
+ // fixed, then the sizer can't have more than that many items -- check for
+ // this here to ensure that we detect errors as soon as possible
+ if ( m_cols && m_rows )
{
- if ( m_cols )
+ const int nitems = m_children.GetCount();
+ if ( nitems == m_cols*m_rows )
{
- ncols = m_cols;
- nrows = (nitems + m_cols - 1) / m_cols;
- }
- else if ( m_rows )
- {
- ncols = (nitems + m_rows - 1) / m_rows;
- nrows = m_rows;
- }
- else // 0 columns, 0 rows?
- {
- wxFAIL_MSG( _T("grid sizer must have either rows or columns fixed") );
-
- nrows = ncols = 0;
+ wxFAIL_MSG(
+ wxString::Format(
+ "too many items (%d > %d*%d) in grid sizer (maybe you "
+ "should omit the number of either rows or columns?)",
+ nitems + 1, m_cols, m_rows)
+ );
+
+ // additionally, continuing to use the specified number of columns
+ // and rows is not a good idea as callers of CalcRowsCols() expect
+ // that all sizer items can fit into m_cols-/m_rows-sized arrays
+ // which is not the case if there are too many items and results in
+ // crashes, so let it compute the number of rows automatically by
+ // forgetting the (wrong) number of rows specified (this also has a
+ // nice side effect of giving only one assert even if there are
+ // many more items than allowed in this sizer)
+ m_rows = 0;
}
}
+ return wxSizer::DoInsert(index, item);
+}
+
+int wxGridSizer::CalcRowsCols(int& nrows, int& ncols) const
+{
+ const int nitems = m_children.GetCount();
+
+ ncols = GetEffectiveColsCount();
+ nrows = GetEffectiveRowsCount();
+
+ // Since Insert() checks for overpopulation, the following
+ // should only assert if the grid was shrunk via SetRows() / SetCols()
+ wxASSERT_MSG( nitems <= ncols*nrows, "logic error in wxGridSizer" );
+
return nitems;
}
{
wxSizerItemList::compatibility_iterator node = m_children.Item( i );
- wxASSERT_MSG( node, _T("Failed to find SizerItemList node") );
+ wxASSERT_MSG( node, wxT("Failed to find SizerItemList node") );
SetItemBounds( node->GetData(), x, y, w, h);
}
node = node->GetNext();
}
+ // In case we have a nested sizer with a two step algo , give it
+ // a chance to adjust to that (we give it width component)
+ node = m_children.GetFirst();
+ bool didChangeMinSize = false;
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+ didChangeMinSize |= item->InformFirstDirection( wxHORIZONTAL, w, -1 );
+
+ node = node->GetNext();
+ }
+
+ // And redo iteration in case min size changed
+ if( didChangeMinSize )
+ {
+ node = m_children.GetFirst();
+ w = h = 0;
+ while (node)
+ {
+ wxSizerItem *item = node->GetData();
+ wxSize sz( item->GetMinSizeWithBorder() );
+
+ w = wxMax( w, sz.x );
+ h = wxMax( h, sz.y );
+
+ node = node->GetNext();
+ }
+ }
+
return wxSize( ncols * w + (ncols-1) * m_hgap,
nrows * h + (nrows-1) * m_vgap );
}
// wxFlexGridSizer
//---------------------------------------------------------------------------
+wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap )
+ : wxGridSizer( cols, vgap, hgap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
+{
+}
+
+wxFlexGridSizer::wxFlexGridSizer( int cols, const wxSize& gap )
+ : wxGridSizer( cols, gap ),
+ m_flexDirection(wxBOTH),
+ m_growMode(wxFLEX_GROWMODE_SPECIFIED)
+{
+}
+
wxFlexGridSizer::wxFlexGridSizer( int rows, int cols, int vgap, int hgap )
: wxGridSizer( rows, cols, vgap, hgap ),
m_flexDirection(wxBOTH),
{
}
-wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap )
- : wxGridSizer( cols, vgap, hgap ),
+wxFlexGridSizer::wxFlexGridSizer( int rows, int cols, const wxSize& gap )
+ : wxGridSizer( rows, cols, gap ),
m_flexDirection(wxBOTH),
m_growMode(wxFLEX_GROWMODE_SPECIFIED)
{
return total;
}
-wxSize wxFlexGridSizer::CalcMin()
+void wxFlexGridSizer::FindWidthsAndHeights(int nrows, int ncols)
{
- int nrows,
- ncols;
-
- // Number of rows/columns can change as items are added or removed.
- if ( !CalcRowsCols(nrows, ncols) )
- return wxSize();
-
-
// We have to recalculate 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
wxSizerItem * const item = *i;
if ( item->IsShown() )
{
- const wxSize sz(item->CalcMin());
+ // NOTE: Not doing the calculation here, this is just
+ // for finding max values.
+ const wxSize sz(item->GetMinSizeWithBorder());
const int row = n / ncols;
const int col = n % ncols;
m_calculatedMinSize = wxSize(SumArraySizes(m_colWidths, m_hgap),
SumArraySizes(m_rowHeights, m_vgap));
+}
+
+wxSize wxFlexGridSizer::CalcMin()
+{
+ int nrows,
+ ncols;
+
+ // Number of rows/columns can change as items are added or removed.
+ if ( !CalcRowsCols(nrows, ncols) )
+ return wxSize();
+
+
+ // We have to recalculate 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.
+ m_rowHeights.assign(nrows, -1);
+ m_colWidths.assign(ncols, -1);
+
+ for ( wxSizerItemList::iterator i = m_children.begin();
+ i != m_children.end();
+ ++i)
+ {
+ wxSizerItem * const item = *i;
+ if ( item->IsShown() )
+ {
+ item->CalcMin();
+ }
+ }
+
+ // The stage of looking for max values in each row/column has been
+ // made a separate function, since it's reused in AdjustForGrowables.
+ FindWidthsAndHeights(nrows,ncols);
return m_calculatedMinSize;
}
void wxFlexGridSizer::AdjustForGrowables(const wxSize& sz)
{
- if ( (m_flexDirection & wxVERTICAL) || (m_growMode != wxFLEX_GROWMODE_NONE) )
+#if wxDEBUG_LEVEL
+ // by the time this function is called, the sizer should be already fully
+ // initialized and hence the number of its columns and rows is known and we
+ // can check that all indices in m_growableCols/Rows are valid (see also
+ // comments in AddGrowableCol/Row())
+ if ( !m_rows || !m_cols )
{
- // pass NULL instead of proportions if the grow mode is ALL as we
- // should treat all rows as having proportion of 1 then
- DoAdjustForGrowables
- (
- sz.y - m_calculatedMinSize.y,
- m_growableRows,
- m_rowHeights,
- m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableRowsProportions
- : NULL
- );
+ if ( !m_rows )
+ {
+ int nrows = CalcRows();
+
+ for ( size_t n = 0; n < m_growableRows.size(); n++ )
+ {
+ wxASSERT_MSG( m_growableRows[n] < nrows,
+ "invalid growable row index" );
+ }
+ }
+
+ if ( !m_cols )
+ {
+ int ncols = CalcCols();
+
+ for ( size_t n = 0; n < m_growableCols.size(); n++ )
+ {
+ wxASSERT_MSG( m_growableCols[n] < ncols,
+ "invalid growable column index" );
+ }
+ }
}
+#endif // wxDEBUG_LEVEL
+
if ( (m_flexDirection & wxHORIZONTAL) || (m_growMode != wxFLEX_GROWMODE_NONE) )
{
m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableColsProportions
: NULL
);
+
+ // This gives nested objects that benefit from knowing one size
+ // component in advance the chance to use that.
+ bool didAdjustMinSize = false;
+
+ // Iterate over all items and inform about column width
+ const int ncols = GetEffectiveColsCount();
+ int col = 0;
+ for ( wxSizerItemList::iterator i = m_children.begin();
+ i != m_children.end();
+ ++i )
+ {
+ didAdjustMinSize |= (*i)->InformFirstDirection(wxHORIZONTAL, m_colWidths[col], sz.y - m_calculatedMinSize.y);
+ if ( ++col == ncols )
+ col = 0;
+ }
+
+ // Only redo if info was actually used
+ if( didAdjustMinSize )
+ {
+ DoAdjustForGrowables
+ (
+ sz.x - m_calculatedMinSize.x,
+ m_growableCols,
+ m_colWidths,
+ m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableColsProportions
+ : NULL
+ );
+ }
+ }
+
+ if ( (m_flexDirection & wxVERTICAL) || (m_growMode != wxFLEX_GROWMODE_NONE) )
+ {
+ // pass NULL instead of proportions if the grow mode is ALL as we
+ // should treat all rows as having proportion of 1 then
+ DoAdjustForGrowables
+ (
+ sz.y - m_calculatedMinSize.y,
+ m_growableRows,
+ m_rowHeights,
+ m_growMode == wxFLEX_GROWMODE_SPECIFIED ? &m_growableRowsProportions
+ : NULL
+ );
}
}
+bool wxFlexGridSizer::IsRowGrowable( size_t idx )
+{
+ return m_growableRows.Index( idx ) != wxNOT_FOUND;
+}
+
+bool wxFlexGridSizer::IsColGrowable( size_t idx )
+{
+ return m_growableCols.Index( idx ) != wxNOT_FOUND;
+}
void wxFlexGridSizer::AddGrowableRow( size_t idx, int proportion )
{
+ wxASSERT_MSG( !IsRowGrowable( idx ),
+ "AddGrowableRow() called for growable row" );
+
+ // notice that we intentionally don't check the index validity here in (the
+ // common) case when the number of rows was not specified in the ctor -- in
+ // this case it will be computed only later, when all items are added to
+ // the sizer, and the check will be done in AdjustForGrowables()
+ wxCHECK_RET( !m_rows || idx < (size_t)m_rows, "invalid row index" );
+
m_growableRows.Add( idx );
m_growableRowsProportions.Add( proportion );
}
void wxFlexGridSizer::AddGrowableCol( size_t idx, int proportion )
{
+ wxASSERT_MSG( !IsColGrowable( idx ),
+ "AddGrowableCol() called for growable column" );
+
+ // see comment in AddGrowableRow(): although it's less common to omit the
+ // specification of the number of columns, it still can also happen
+ wxCHECK_RET( !m_cols || idx < (size_t)m_cols, "invalid column index" );
+
m_growableCols.Add( idx );
m_growableColsProportions.Add( proportion );
}
}
}
- wxFAIL_MSG( _T("column/row is already not growable") );
+ wxFAIL_MSG( wxT("column/row is already not growable") );
}
void wxFlexGridSizer::RemoveGrowableCol( size_t idx )
// wxBoxSizer
//---------------------------------------------------------------------------
+wxSizerItem *wxBoxSizer::AddSpacer(int size)
+{
+ return IsVertical() ? Add(0, size) : Add(size, 0);
+}
+
void wxBoxSizer::RecalcSizes()
{
if ( m_children.empty() )
return;
+ const wxCoord totalMinorSize = GetSizeInMinorDir(m_size);
+ const wxCoord totalMajorSize = GetSizeInMajorDir(m_size);
+
// the amount of free space which we should redistribute among the
// stretchable items (i.e. those with non zero proportion)
- int delta = SizeInMajorDir(m_size) - SizeInMajorDir(m_minSize);
+ int delta = totalMajorSize - GetSizeInMajorDir(m_minSize);
+
+
+ // Inform child items about the size in minor direction, that can
+ // change how much free space we have in major dir and how to distribute it.
+ int majorMinSum = 0;
+ wxSizerItemList::const_iterator i ;
+ for ( i = m_children.begin();
+ i != m_children.end();
+ ++i )
+ {
+ wxSizerItem * const item = *i;
+
+ if ( !item->IsShown() )
+ continue;
+
+ wxSize szMinPrev = item->GetMinSizeWithBorder();
+ item->InformFirstDirection(m_orient^wxBOTH,totalMinorSize,delta);
+ wxSize szMin = item->GetMinSizeWithBorder();
+ int deltaChange = GetSizeInMajorDir(szMin-szMinPrev);
+ if( deltaChange )
+ {
+ // Since we passed available space along to the item, it should not
+ // take too much, so delta should not become negative.
+ delta -= deltaChange;
+ }
+ majorMinSum += GetSizeInMajorDir(item->GetMinSizeWithBorder());
+ }
+ // And update our min size
+ SizeInMajorDir(m_minSize) = majorMinSum;
+
+
+ // might have a new delta now
+ delta = totalMajorSize - GetSizeInMajorDir(m_minSize);
// the position at which we put the next child
wxPoint pt(m_position);
- const wxCoord totalMinorSize = SizeInMinorDir(m_size);
+ // space remaining for the items
+ wxCoord majorRemaining = totalMajorSize;
int totalProportion = m_totalProportion;
- for ( wxSizerItemList::const_iterator i = m_children.begin();
+ for ( i = m_children.begin();
i != m_children.end();
++i )
{
if ( !item->IsShown() )
continue;
-#ifndef __DMC__
- // DMC doesn't distinguish between
- // int SizeInMajorDir(const wxSize& sz) const
- // and int& SizeInMajorDir(wxSize& sz)
- const
-#endif
- wxSize sizeThis(item->GetMinSizeWithBorder());
+ const wxSize sizeThis(item->GetMinSizeWithBorder());
// adjust the size in the major direction using the proportion
- wxCoord majorSize = SizeInMajorDir(sizeThis);
- const int propItem = item->GetProportion();
- if ( propItem )
+ wxCoord majorSize = GetSizeInMajorDir(sizeThis);
+
+ if ( delta > 0 )
{
- const int deltaItem = (delta * propItem) / totalProportion;
+ // distribute extra space among the items respecting their
+ // proportions
+ const int propItem = item->GetProportion();
+ if ( propItem )
+ {
+ const int deltaItem = (delta * propItem) / totalProportion;
- majorSize += deltaItem;
+ majorSize += deltaItem;
- delta -= deltaItem;
- totalProportion -= propItem;
+ delta -= deltaItem;
+ totalProportion -= propItem;
+ }
+ }
+ else // delta < 0
+ {
+ // we're not going to have enough space for making all items even
+ // of their minimal size, check if this item still fits at all and
+ // truncate it if it doesn't -- even if it means giving it 0 size
+ // and thus making it invisible because we just can't do anything
+ // else
+ if ( majorSize > majorRemaining )
+ majorSize = majorRemaining;
+
+ majorRemaining -= majorSize;
}
// apply the alignment in the minor direction
wxPoint posChild(pt);
- wxCoord minorSize = SizeInMinorDir(sizeThis);
+ wxCoord minorSize = GetSizeInMinorDir(sizeThis);
const int flag = item->GetFlag();
if ( flag & (wxEXPAND | wxSHAPED) )
{
}
// NB: wxCENTRE is used here only for backwards compatibility,
// wxALIGN_CENTRE should be used in new code
- else if ( flag & (wxCENTER | wxALIGN_CENTRE) )
+ else if ( flag & (wxCENTER | (IsVertical() ? wxALIGN_CENTRE_HORIZONTAL : wxALIGN_CENTRE_VERTICAL)))
{
PosInMinorDir(posChild) += (totalMinorSize - minorSize) / 2;
}
if ( !item->IsShown() )
continue;
-#ifndef __DMC__
- const // see __DMC__ above
-#endif
- wxSize sizeMinThis = item->CalcMin();
- SizeInMajorDir(m_minSize) += SizeInMajorDir(sizeMinThis);
- if ( SizeInMinorDir(sizeMinThis) > SizeInMinorDir(m_minSize) )
- SizeInMinorDir(m_minSize) = SizeInMinorDir(sizeMinThis);
+ const wxSize sizeMinThis = item->CalcMin();
+ SizeInMajorDir(m_minSize) += GetSizeInMajorDir(sizeMinThis);
+ if ( GetSizeInMinorDir(sizeMinThis) > GetSizeInMinorDir(m_minSize) )
+ SizeInMinorDir(m_minSize) = GetSizeInMinorDir(sizeMinThis);
m_totalProportion += item->GetProportion();
}
delete m_staticBox;
}
-static void GetStaticBoxBorders( wxStaticBox *box,
- int *borderTop,
- int *borderOther)
-{
- // this has to be done platform by platform as there is no way to
- // guess the thickness of a wxStaticBox border
- box->GetBordersForSizer(borderTop, borderOther);
-}
-
void wxStaticBoxSizer::RecalcSizes()
{
int top_border, other_border;
- GetStaticBoxBorders(m_staticBox, &top_border, &other_border);
+ m_staticBox->GetBordersForSizer(&top_border, &other_border);
m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y );
- wxPoint old_pos( m_position );
- m_position.x += other_border;
- m_position.y += top_border;
wxSize old_size( m_size );
m_size.x -= 2*other_border;
m_size.y -= top_border + other_border;
+ wxPoint old_pos( m_position );
+ if (m_staticBox->GetChildren().GetCount() > 0)
+ {
+#if defined( __WXGTK20__ )
+ // if the wxStaticBox has created a wxPizza to contain its children
+ // (see wxStaticBox::AddChild) then we need to place the items it contains
+ // in the wxBoxSizer::RecalcSizes() call below using coordinates relative
+ // to the top-left corner of the staticbox:
+ m_position.x = m_position.y = 0;
+#else
+ // if the wxStaticBox has childrens, then these windows must be placed
+ // by the wxBoxSizer::RecalcSizes() call below using coordinates relative
+ // to the top-left corner of the staticbox (but unlike wxGTK, we need
+ // to keep in count the static borders here!):
+ m_position.x = other_border;
+ m_position.y = top_border;
+#endif
+ }
+ else
+ {
+ // the windows contained in the staticbox have been created as siblings of the
+ // staticbox (this is the "old" way of staticbox contents creation); in this
+ // case we need to position them with coordinates relative to our common parent
+ m_position.x += other_border;
+ m_position.y += top_border;
+ }
+
wxBoxSizer::RecalcSizes();
m_position = old_pos;
wxSize wxStaticBoxSizer::CalcMin()
{
int top_border, other_border;
- GetStaticBoxBorders(m_staticBox, &top_border, &other_border);
+ m_staticBox->GetBordersForSizer(&top_border, &other_border);
wxSize ret( wxBoxSizer::CalcMin() );
ret.x += 2*other_border;
+
+ // ensure that we're wide enough to show the static box label (there is no
+ // need to check for the static box best size in vertical direction though)
+ const int boxWidth = m_staticBox->GetBestSize().x;
+ if ( ret.x < boxWidth )
+ ret.x = boxWidth;
+
ret.y += other_border + top_border;
return ret;
#endif // wxUSE_STATBOX
+//---------------------------------------------------------------------------
+// wxStdDialogButtonSizer
+//---------------------------------------------------------------------------
+
#if wxUSE_BUTTON
wxStdDialogButtonSizer::wxStdDialogButtonSizer()
}
// Extra space around and at the right
- Add(12, 24);
+ Add(12, 40);
#elif defined(__WXGTK20__)
Add(0, 0, 0, wxLEFT, 9);
if (m_buttonHelp)
projects / wxWidgets.git / blobdiff