#include "wx/display.h"
#include "wx/sizer.h"
+#include "wx/private/flagscheck.h"
#ifndef WX_PRECOMP
#include "wx/string.h"
// 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()
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));
}
break;
case Item_Sizer:
- m_sizer->SetDimension(pos.x, pos.y, size.x, size.y);
+ m_sizer->SetDimension(pos, size);
break;
case Item_Spacer:
bool wxSizerItem::IsShown() const
{
+ if ( m_flag & wxRESERVE_SPACE_EVEN_IF_HIDDEN )
+ return true;
+
switch ( m_kind )
{
case Item_None:
}
}
-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 = 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() )
{
- // do nothing
- return tlw->GetSize();
+ return tlw->GetClientSize();
}
-
+
// limit the window to the size of the display it is on
int disp = wxDisplay::GetFromWindow(window);
if ( disp == wxNOT_FOUND )
disp = 0;
}
- wxSize sizeMax = wxDisplay(disp).GetClientArea().GetSize();
-
+ sizeMax = wxDisplay(disp).GetClientArea().GetSize();
+
// space for decorations and toolbars etc.
- wxSize tlw_client_size = tlw->GetClientSize();
- wxSize tlw_size = tlw->GetSize();
- sizeMax.x -= tlw_size.x - tlw_client_size.x;
- sizeMax.y -= tlw_size.y - tlw_client_size.y;
-
- if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
- size.x = sizeMax.x;
- if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
- size.y = sizeMax.y;
-
- // set client size
- tlw->SetClientSize( size );
-
- // return entire size
- return tlw->GetSize();
+ sizeMax = tlw->WindowToClientSize(sizeMax);
}
else
{
- wxSize sizeMax = GetMaxClientSize(window);
-
- if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
- size.x = sizeMax.x;
- if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
- size.y = sizeMax.y;
+ sizeMax = GetMaxClientSize(window);
+ }
- // set client size
- window->SetClientSize( size );
+ if ( sizeMax.x != wxDefaultCoord && size.x > sizeMax.x )
+ size.x = sizeMax.x;
+ if ( sizeMax.y != wxDefaultCoord && size.y > sizeMax.y )
+ size.y = sizeMax.y;
- // return entire size
- return window->GetSize();
- }
+ return size;
+}
+
+wxSize wxSizer::ComputeFittingWindowSize(wxWindow *window)
+{
+ wxCHECK_MSG( window, wxDefaultSize, "window can't be NULL" );
+
+ 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.
+
+ const wxSize clientSize = ComputeFittingClientSize(window);
- window->SetSizeHints( size.x,
- size.y,
- window->GetMaxWidth(),
- window->GetMaxHeight() );
+ window->SetMinClientSize(clientSize);
+ window->SetClientSize(clientSize);
}
#if WXWIN_COMPATIBILITY_2_8
}
#endif // WXWIN_COMPATIBILITY_2_8
-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 );
-}
-
// 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 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" );
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" );
m_growableCols.Add( idx );
m_growableColsProportions.Add( proportion );
}
// adjust the size in the major direction using the proportion
wxCoord majorSize = GetSizeInMajorDir(sizeThis);
- const int propItem = item->GetProportion();
- if ( propItem )
+
+ // if there is not enough space, don't try to distribute negative space
+ // among the children, this would result in overlapping windows which
+ // we don't want
+ if ( delta > 0 )
{
- const int deltaItem = (delta * propItem) / totalProportion;
+ 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;
+ }
}
return m_minSize;
}
-//---------------------------------------------------------------------------
-// wxWrapSizer
-//---------------------------------------------------------------------------
-
-#define wxDEFAULT_PROPORTION_LAST 1000000
-
-// User data to hold old proportion for last item on line
-// (which might be extended)
-struct wxPropHolder : public wxObject
-{
- wxPropHolder( ) : m_item(0), m_propOld(0) { }
- void Init( wxSizerItem *item, int propOld ) { m_item=item; m_propOld=propOld; }
-
- wxSizerItem *m_item;
- int m_propOld;
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxWrapSizer, wxBoxSizer);
-
-wxWrapSizer::wxWrapSizer( int orient, int flags )
- : wxBoxSizer(orient),
- m_prim_size_last( -1 ),
- m_rows(orient^wxBOTH),
- m_flags(flags)
-{
-}
-
-wxWrapSizer::~wxWrapSizer()
-{
- // Have to clear grand child items so that they're not deleted twice
- for( int ix=m_rows.GetChildren().GetCount()-1; ix>=0; ix-- )
- {
- wxSizer *psz = m_rows.GetItem((size_t)ix)->GetSizer();
- wxSizerItemList &sl = psz->GetChildren();
- while( sl.GetLast() )
- sl.Erase( sl.GetLast() );
- }
-}
-
-
-bool wxWrapSizer::InformFirstDirection( int direction, int size, int WXUNUSED(availableOtherDir) )
-{
- if( !direction )
- {
- // Better to keep value, then CalcMin will work better
- //m_prim_size_last = -1;
- return false;
- }
- if( direction==m_orient )
- {
- // The direction is same as our primary, so we can make use of it
- m_prim_size_last = size;
- return true;
- }
- else
- return false;
-}
-
-
-void wxWrapSizer::AdjustPropLastItem(wxSizer *psz, wxSizerItem *itemLast)
-{
- wxSizerItem *psi = m_rows.GetItem(psz);
- wxASSERT(psi);
- wxPropHolder *pph = (wxPropHolder*)psi->GetUserData();
- if ( !pph )
- psi->SetUserData( pph=new wxPropHolder );
-
- pph->Init( itemLast, itemLast->GetProportion() );
- itemLast->SetProportion( wxDEFAULT_PROPORTION_LAST );
-}
-
-void wxWrapSizer::RecalcSizes()
-{
- wxASSERT( m_orient&wxBOTH );
- if (m_children.GetCount() == 0)
- return;
-
- // What we do here is to put our items into child box sizers,
- // as many of them as we have lines.
-
- // Empty all items in all rows in owned sizer.
- // We have to access the list directly, since we don't want to
- // destroy the wxSizerItems.
- for( int ix=m_rows.GetChildren().GetCount()-1; ix>=0; ix-- ){
- wxSizerItem *psi = m_rows.GetItem( (size_t)ix );
-
- // Restore proportion for last item on line (if item has not been deleted)
- wxPropHolder *pph = (wxPropHolder*)psi->GetUserData();
- if( pph && GetChildren().Find(pph->m_item) )
- pph->m_item->SetProportion(pph->m_propOld);
-
- wxSizer *psz = psi->GetSizer();
- wxASSERT( psz );
- wxSizerItemList &sl = psz->GetChildren();
- while( sl.GetLast() )
- sl.Erase( sl.GetLast() );
- }
-
- int lineSumMajor = 0;
- int majorSize = GetSizeInMajorDir(m_size);
-
- // Make sure we have at least one child sizer
- m_n_line = 1;
- if( !m_rows.GetChildren().GetCount() )
- m_rows.Add( new wxBoxSizer(GetOrientation()), 1, wxEXPAND );
-
- // The sizer where to insert items in
- wxSizer *psz = m_rows.GetItem((size_t)0)->GetSizer();
- wxASSERT( psz );
-
- // Now put our child items into child sizers instead
- wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
- wxSizerItem *item = NULL, *itemLast=NULL;
- while (node)
- {
- item = node->GetData();
- if ( item->IsShown() )
- {
- wxSize minSz = item->GetMinSize();
- int minSzMajor = GetSizeInMajorDir(minSz);
-
- // More space on this line?
- if( !lineSumMajor || lineSumMajor+minSzMajor<=majorSize )
- {
- lineSumMajor += minSzMajor;
- }
- else
- {
- lineSumMajor = minSzMajor;
- // Get a new empty sizer to insert into
- if( (int)m_rows.GetChildren().GetCount()<=m_n_line )
- m_rows.Add( new wxBoxSizer(GetOrientation()), 1, wxEXPAND );
-
- // If we have extend-last-on-each-line mode, then do so now
- // Note: We must store old proportion value then.
- if( m_flags&wxEXTEND_LAST_ON_EACH_LINE )
- AdjustPropLastItem(psz,itemLast);
-
- // The sizer where to insert items in
- psz = m_rows.GetItem(m_n_line++)->GetSizer();
- }
- itemLast = item;
- psz->Add( item );
- // If item is a window, it now has a pointer to the child sizer,
- // which is wrong. Set it to point to us.
- if( item->GetWindow() )
- item->GetWindow()->SetContainingSizer( this );
- }
- node = node->GetNext();
- }
-
- // If we have extend-last-on-each-line mode, then do so now
- if( m_flags&wxEXTEND_LAST_ON_EACH_LINE )
- AdjustPropLastItem(psz,itemLast);
-
- // If we have more sizers than lines, remove them
- while( (int)m_rows.GetChildren().GetCount()>m_n_line )
- m_rows.Remove( m_n_line );
-
- // Now do layout on row sizer
- m_rows.SetDimension( m_position.x, m_position.y, m_size.x, m_size.y );
-
- // Remember this to next time (will be overridden by InformFirstDirection if used)
- m_prim_size_last = GetSizeInMajorDir(m_size);
-}
-
-
-wxSize wxWrapSizer::CalcMin()
-{
- if (m_children.GetCount() == 0)
- return wxSize();
-
- // Algorithm for calculating min size: (assuming horizontal orientation)
- // X: Max width of all members
- // Y: Based on last X, calculate how many lines needed
- // First time around, assume all items fits on one line
-
- int maxMajor = 0;
- int minorSum = 0;
- int lineMaxMinor = 0;
- int lineSumMajor = 0;
- m_n_line = 0;
-
- // precalc item minsizes and fit on lines (preliminary)
- wxSizerItemList::compatibility_iterator node = m_children.GetFirst();
- while (node)
- {
- wxSizerItem *item = node->GetData();
- if ( item->IsShown() )
- {
- wxSize minSz = item->CalcMin();
- int szMajor = GetSizeInMajorDir(minSz);
- int szMinor = GetSizeInMinorDir(minSz);
- if( szMajor>maxMajor ) maxMajor = szMajor;
- // More space on this line?
- if( m_prim_size_last<0 || !lineSumMajor ||
- lineSumMajor+szMajor<=m_prim_size_last )
- {
- lineSumMajor += szMajor;
- if( szMinor>lineMaxMinor )
- lineMaxMinor = szMinor;
- }
- else
- {
- minorSum += lineMaxMinor; // Add height of highest item on last line
- m_n_line++;
- lineMaxMinor = szMinor;
- lineSumMajor = szMajor;
- }
- }
- node = node->GetNext();
- }
- minorSum += lineMaxMinor; // Add height of highest item on last line
-
- m_minSize = SizeFromMajorMinor(maxMajor, minorSum);
- return m_minSize;
-}
-
//---------------------------------------------------------------------------
// wxStaticBoxSizer
//---------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff