X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f35aa3daa3106af9c062ef4981fcbf91983ba193..8f696653891801f586bfbfd7e11158e9dd2fff15:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index f1e0c5dd4e..e93aee1e64 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -27,12 +27,16 @@ //--------------------------------------------------------------------------- -IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject); -IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject); -IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer); -IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer); +IMPLEMENT_ABSTRACT_CLASS(wxSizerItem, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxSizer, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxGridSizer, wxSizer) +IMPLEMENT_ABSTRACT_CLASS(wxFlexGridSizer, wxGridSizer) +IMPLEMENT_ABSTRACT_CLASS(wxBoxSizer, wxSizer) +#if wxUSE_STATBOX +IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer) +#endif #if wxUSE_NOTEBOOK -IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer); +IMPLEMENT_ABSTRACT_CLASS(wxNotebookSizer, wxSizer) #endif //--------------------------------------------------------------------------- @@ -130,22 +134,29 @@ wxSize wxSizerItem::CalcMin() wxSize ret; if (IsSizer()) { - ret = m_sizer->CalcMin(); + ret = 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); + if ((m_flag & wxSHAPED) && !m_ratio) + SetRatio(ret); } - -/* - The minimum size of a window should be the - initial size, as saved in m_minSize, not the - current size. - else - if (IsWindow()) - ret = m_window->GetSize(); -*/ - else ret = m_minSize; + { + if ( IsWindow() && (m_flag & wxADJUST_MINSIZE) ) + { + // check if the best (minimal, in fact) window size hadn't changed + // by chance: this may happen for, e.g. static text if its label + // changed + wxSize size = m_window->GetBestSize(); + if ( size.x > m_minSize.x ) + m_minSize.x = size.x; + if ( size.y > m_minSize.y ) + m_minSize.y = size.y; + } + + ret = m_minSize; + } if (m_flag & wxWEST) ret.x += m_border; @@ -161,28 +172,12 @@ wxSize wxSizerItem::CalcMin() void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) { - if (m_flag & wxWEST) - { - pos.x += m_border; - size.x -= m_border; - } - if (m_flag & wxEAST) - { - size.x -= m_border; - } - if (m_flag & wxNORTH) - { - pos.y += m_border; - size.y -= m_border; - } - if (m_flag & wxSOUTH) + if (m_flag & wxSHAPED) { - size.y -= m_border; - } - if (m_flag & wxSHAPED) { // adjust aspect ratio int rwidth = (int) (size.y * m_ratio); - if (rwidth > size.x) { + if (rwidth > size.x) + { // fit horizontally int rheight = (int) (size.x / m_ratio); // add vertical space @@ -192,7 +187,9 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) pos.y += (size.y - rheight); // use reduced dimensions size.y =rheight; - } else if (rwidth < size.x) { + } + else if (rwidth < size.x) + { // add horizontal space if (m_flag & wxALIGN_CENTER_HORIZONTAL) pos.x += (size.x - rwidth) / 2; @@ -202,15 +199,48 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) } } + // This is what GetPosition() returns. Since we calculate + // borders afterwards, GetPosition() will be the left/top + // corner of the surrounding border. + m_pos = pos; + + if (m_flag & wxWEST) + { + pos.x += m_border; + size.x -= m_border; + } + if (m_flag & wxEAST) + { + size.x -= m_border; + } + if (m_flag & wxNORTH) + { + pos.y += m_border; + size.y -= m_border; + } + if (m_flag & wxSOUTH) + { + size.y -= m_border; + } + if (IsSizer()) m_sizer->SetDimension( pos.x, pos.y, size.x, size.y ); if (IsWindow()) - m_window->SetSize( pos.x, pos.y, size.x, size.y ); + m_window->SetSize( pos.x, pos.y, size.x, size.y, wxSIZE_ALLOW_MINUS_ONE ); m_size = size; } +void wxSizerItem::DeleteWindows() +{ + if (m_window) + m_window->Destroy(); + + if (m_sizer) + m_sizer->DeleteWindows(); +} + bool wxSizerItem::IsWindow() { return (m_window != NULL); @@ -233,15 +263,19 @@ bool wxSizerItem::IsSpacer() wxSizer::wxSizer() { m_children.DeleteContents( TRUE ); + m_minSize.x = 0; + m_minSize.y = 0; } wxSizer::~wxSizer() { + Clear(); } void wxSizer::Add( wxWindow *window, int option, int flag, int border, wxObject* userData ) { m_children.Append( new wxSizerItem( window, option, flag, border, userData ) ); + window->SetContainingSizer(this); } void wxSizer::Add( wxSizer *sizer, int option, int flag, int border, wxObject* userData ) @@ -257,6 +291,7 @@ void wxSizer::Add( int width, int height, int option, int flag, int border, wxOb void wxSizer::Prepend( wxWindow *window, int option, int flag, int border, wxObject* userData ) { m_children.Insert( new wxSizerItem( window, option, flag, border, userData ) ); + window->SetContainingSizer(this); } void wxSizer::Prepend( wxSizer *sizer, int option, int flag, int border, wxObject* userData ) @@ -272,6 +307,7 @@ void wxSizer::Prepend( int width, int height, int option, int flag, int border, void wxSizer::Insert( int before, wxWindow *window, int option, int flag, int border, wxObject* userData ) { m_children.Insert( before, new wxSizerItem( window, option, flag, border, userData ) ); + window->SetContainingSizer(this); } void wxSizer::Insert( int before, wxSizer *sizer, int option, int flag, int border, wxObject* userData ) @@ -292,11 +328,12 @@ bool wxSizer::Remove( wxWindow *window ) while (node) { wxSizerItem *item = (wxSizerItem*)node->Data(); - if (item->GetWindow() == window) - { + if (item->GetWindow() == window) + { + item->GetWindow()->SetContainingSizer(NULL); m_children.DeleteNode( node ); - return TRUE; - } + return TRUE; + } node = node->Next(); } @@ -311,11 +348,11 @@ bool wxSizer::Remove( wxSizer *sizer ) while (node) { wxSizerItem *item = (wxSizerItem*)node->Data(); - if (item->GetSizer() == sizer) - { + if (item->GetSizer() == sizer) + { m_children.DeleteNode( node ); - return TRUE; - } + return TRUE; + } node = node->Next(); } @@ -332,9 +369,46 @@ bool wxSizer::Remove( int pos ) return TRUE; } +void wxSizer::Clear( bool delete_windows ) +{ + // First clear the ContainingSizer pointers + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + if (item->IsWindow()) + item->GetWindow()->SetContainingSizer(NULL); + node = node->Next(); + } + + // Destroy the windows if needed + if (delete_windows) + DeleteWindows(); + + // Now empty the list + m_children.Clear(); +} + +void wxSizer::DeleteWindows() +{ + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + item->DeleteWindows(); + node = node->Next(); + } +} + void wxSizer::Fit( wxWindow *window ) { - window->SetSize( GetMinWindowSize( window ) ); + wxSize size; + if (window->IsTopLevel()) + size = FitSize( window ); + else + size = GetMinWindowSize( window ); + + window->SetSize( size ); } void wxSizer::Layout() @@ -345,8 +419,19 @@ void wxSizer::Layout() void wxSizer::SetSizeHints( wxWindow *window ) { - wxSize size( GetMinWindowSize( window ) ); - window->SetSizeHints( size.x, size.y ); + // Preserve the window's max size hints, but set the + // lower bound according to the sizer calculations. + + wxSize size = FitSize( window ); + window->SetSizeHints( size.x, + size.y, + window->GetMaxWidth(), + window->GetMaxHeight() ); +} + +wxSize wxSizer::GetMaxWindowSize( wxWindow *window ) +{ + return window->GetMaxSize(); } wxSize wxSizer::GetMinWindowSize( wxWindow *window ) @@ -358,6 +443,22 @@ wxSize wxSizer::GetMinWindowSize( wxWindow *window ) minSize.y+size.y-client_size.y ); } +// 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 != -1 ) + size.x = sizeMax.x; + if ( size.y > sizeMax.y && sizeMax.y != -1 ) + size.y = sizeMax.y; + + return size; +} + void wxSizer::SetDimension( int x, int y, int width, int height ) { m_position.x = x; @@ -368,6 +469,415 @@ void wxSizer::SetDimension( int x, int y, int width, int height ) RecalcSizes(); } +wxSize wxSizer::GetMinSize() +{ + wxSize ret( CalcMin() ); + if (ret.x < m_minSize.x) ret.x = m_minSize.x; + if (ret.y < m_minSize.y) ret.y = m_minSize.y; + return ret; +} + +void wxSizer::DoSetMinSize( int width, int height ) +{ + m_minSize.x = width; + m_minSize.y = height; +} + +bool wxSizer::DoSetItemMinSize( wxWindow *window, int width, int height ) +{ + wxASSERT( window ); + + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + if (item->GetWindow() == window) + { + item->SetInitSize( width, height ); + return TRUE; + } + node = node->Next(); + } + + node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + if (item->GetSizer()) + { + /* It's a sizer, so lets search recursively. */ + if (item->GetSizer()->DoSetItemMinSize( window, width, height )) + { + /* A child sizer found the requested windw, exit. */ + return TRUE; + } + } + node = node->Next(); + } + + return FALSE; +} + +bool wxSizer::DoSetItemMinSize( wxSizer *sizer, int width, int height ) +{ + wxASSERT( sizer ); + + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + if (item->GetSizer() == sizer) + { + item->GetSizer()->DoSetMinSize( width, height ); + return TRUE; + } + node = node->Next(); + } + + node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + if (item->GetSizer()) + { + /* It's a sizer, so lets search recursively. */ + if (item->GetSizer()->DoSetItemMinSize( sizer, width, height )) + { + /* A child sizer found the requested windw, exit. */ + return TRUE; + } + } + node = node->Next(); + } + + return FALSE; +} + +bool wxSizer::DoSetItemMinSize( int pos, int width, int height ) +{ + wxNode *node = m_children.Nth( pos ); + if (!node) return FALSE; + + wxSizerItem *item = (wxSizerItem*) node->Data(); + if (item->GetSizer()) + { + /* Sizers contains the minimal size in them, if not calculated ... */ + item->GetSizer()->DoSetMinSize( width, height ); + } + else + { + /* ... whereas the minimal size of spacers and windows in stored + in the item */ + item->SetInitSize( width, height ); + } + + return TRUE; +} + +//--------------------------------------------------------------------------- +// wxGridSizer +//--------------------------------------------------------------------------- + +wxGridSizer::wxGridSizer( int rows, int cols, int vgap, int hgap ) +{ + m_rows = rows; + m_cols = cols; + m_vgap = vgap; + m_hgap = hgap; +} + +wxGridSizer::wxGridSizer( int cols, int vgap, int hgap ) +{ + m_rows = 0; + m_cols = cols; + m_vgap = vgap; + m_hgap = hgap; +} + +void wxGridSizer::RecalcSizes() +{ + if (m_children.GetCount() == 0) + return; + + int nitems = m_children.GetCount(); + int nrows = m_rows; + int ncols = m_cols; + + if (ncols > 0) + nrows = (nitems + ncols-1) / ncols; + else + ncols = (nitems + nrows-1) / nrows; + + wxSize sz( GetSize() ); + wxPoint pt( GetPosition() ); + + int w = (sz.x - (ncols - 1) * m_hgap) / ncols; + int h = (sz.y - (nrows - 1) * m_vgap) / nrows; + + int x = pt.x; + for (int c = 0; c < ncols; c++) + { + int y = pt.y; + for (int r = 0; r < nrows; r++) + { + int i = r * ncols + c; + if (i < nitems) + { + wxNode *node = m_children.Nth( i ); + wxASSERT( node ); + + SetItemBounds( (wxSizerItem*) node->Data(), x, y, w, h); + } + y = y + h + m_vgap; + } + x = x + w + m_hgap; + } +} + +wxSize wxGridSizer::CalcMin() +{ + if (m_children.GetCount() == 0) + return wxSize(10,10); + + int nitems = m_children.GetCount(); + int nrows = m_rows; + int ncols = m_cols; + + if (ncols > 0) + nrows = (nitems + ncols-1) / ncols; + else + ncols = (nitems + nrows-1) / nrows; + + /* Find the max width and height for any component */ + int w = 0; + int h = 0; + + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + wxSize sz( item->CalcMin() ); + w = wxMax( w, sz.x ); + h = wxMax( h, sz.y ); + + node = node->Next(); + } + + return wxSize(ncols * w + (ncols-1) * m_hgap, + nrows * h + (nrows-1) * m_vgap); +} + +void wxGridSizer::SetItemBounds( wxSizerItem *item, int x, int y, int w, int h ) +{ + wxPoint pt( x,y ); + wxSize sz( item->CalcMin() ); + int flag = item->GetFlag(); + + if ((flag & wxEXPAND) || (flag & wxSHAPED)) + { + sz = wxSize(w, h); + } + else + { + if (flag & wxALIGN_CENTER_HORIZONTAL) + { + pt.x = x + (w - sz.x) / 2; + } + else if (flag & wxALIGN_RIGHT) + { + pt.x = x + (w - sz.x); + } + + if (flag & wxALIGN_CENTER_VERTICAL) + { + pt.y = y + (h - sz.y) / 2; + } + else if (flag & wxALIGN_BOTTOM) + { + pt.y = y + (h - sz.y); + } + } + + item->SetDimension(pt, sz); +} + +//--------------------------------------------------------------------------- +// wxFlexGridSizer +//--------------------------------------------------------------------------- + +wxFlexGridSizer::wxFlexGridSizer( int rows, int cols, int vgap, int hgap ) + : wxGridSizer( rows, cols, vgap, hgap ) +{ + m_rowHeights = (int*) NULL; + m_colWidths = (int*) NULL; +} + +wxFlexGridSizer::wxFlexGridSizer( int cols, int vgap, int hgap ) + : wxGridSizer( cols, vgap, hgap ) +{ + m_rowHeights = (int*) NULL; + m_colWidths = (int*) NULL; +} + +wxFlexGridSizer::~wxFlexGridSizer() +{ + if (m_rowHeights) + delete[] m_rowHeights; + if (m_colWidths) + delete[] m_colWidths; +} + +void wxFlexGridSizer::CreateArrays() +{ + if (m_rowHeights) + delete[] m_rowHeights; + if (m_colWidths) + delete[] m_colWidths; + + if (m_children.GetCount() == 0) + return; + + int nitems = m_children.GetCount(); + int nrows = m_rows; + int ncols = m_cols; + + if (ncols > 0) + nrows = (nitems + ncols-1) / ncols; + else + ncols = (nitems + nrows-1) / nrows; + + m_rowHeights = new int[nrows]; + m_colWidths = new int[ncols]; + + for (int col = 0; col < ncols; col++) + m_colWidths[ col ] = 0; + for (int row = 0; row < nrows; row++) + m_rowHeights[ row ] = 0; +} + +void wxFlexGridSizer::RecalcSizes() +{ + if (m_children.GetCount() == 0) + return; + + int nitems = m_children.GetCount(); + int nrows = m_rows; + int ncols = m_cols; + + if (ncols > 0) + nrows = (nitems + ncols-1) / ncols; + else + ncols = (nitems + nrows-1) / nrows; + + wxSize sz( GetSize() ); + wxSize minsz( CalcMin() ); + wxPoint pt( GetPosition() ); + int delta; + size_t idx; + + if ((m_growableRows.GetCount() > 0) && (sz.y > minsz.y)) + { + delta = (sz.y - minsz.y) / m_growableRows.GetCount(); + for (idx = 0; idx < m_growableRows.GetCount(); idx++) + m_rowHeights[ m_growableRows[idx] ] += delta; + } + + if ((m_growableCols.GetCount() > 0) && (sz.x > minsz.x)) + { + delta = (sz.x - minsz.x) / m_growableCols.GetCount(); + for (idx = 0; idx < m_growableCols.GetCount(); idx++) + m_colWidths[ m_growableCols[idx] ] += delta; + } + + sz = wxSize( pt.x + sz.x, pt.y + sz.y ); + + int x = pt.x; + for (int c = 0; c < ncols; c++) + { + int y = pt.y; + for (int r = 0; r < nrows; r++) + { + int i = r * ncols + c; + if (i < nitems) + { + wxNode *node = m_children.Nth( i ); + wxASSERT( node ); + + int w = wxMax( 0, wxMin( m_colWidths[c], sz.x - x ) ); + int h = wxMax( 0, wxMin( m_rowHeights[r], sz.y - y ) ); + + SetItemBounds( (wxSizerItem*) node->Data(), x, y, w, h); + } + y = y + m_rowHeights[r] + m_vgap; + } + x = x + m_colWidths[c] + m_hgap; + } +} + +wxSize wxFlexGridSizer::CalcMin() +{ + if (m_children.GetCount() == 0) + return wxSize(10,10); + + int nitems = m_children.GetCount(); + int nrows = m_rows; + int ncols = m_cols; + + if (ncols > 0) + nrows = (nitems + ncols-1) / ncols; + else + ncols = (nitems + nrows-1) / nrows; + + CreateArrays(); + + int col; + int row; + + int i = 0; + wxNode *node = m_children.First(); + while (node) + { + wxSizerItem *item = (wxSizerItem*)node->Data(); + wxSize sz( item->CalcMin() ); + row = i / ncols; + col = i % ncols; + m_rowHeights[ row ] = wxMax( sz.y, m_rowHeights[ row ] ); + m_colWidths[ col ] = wxMax( sz.x, m_colWidths[ col ] ); + + node = node->Next(); + i++; + } + + int width = 0; + for (col = 0; col < ncols; col++) + width += m_colWidths[ col ]; + + int height = 0; + for (row = 0; row < nrows; row++) + height += m_rowHeights[ row ]; + + return wxSize( width + (ncols-1) * m_hgap, + height + (nrows-1) * m_vgap); +} + +void wxFlexGridSizer::AddGrowableRow( size_t idx ) +{ + m_growableRows.Add( idx ); +} + +void wxFlexGridSizer::RemoveGrowableRow( size_t WXUNUSED(idx) ) +{ +} + +void wxFlexGridSizer::AddGrowableCol( size_t idx ) +{ + m_growableCols.Add( idx ); +} + +void wxFlexGridSizer::RemoveGrowableCol( size_t WXUNUSED(idx) ) +{ +} + //--------------------------------------------------------------------------- // wxBoxSizer //--------------------------------------------------------------------------- @@ -390,12 +900,12 @@ void wxBoxSizer::RecalcSizes() { delta = (m_size.x - m_fixedWidth) / m_stretchable; extra = (m_size.x - m_fixedWidth) % m_stretchable; - } - else - { + } + else + { delta = (m_size.y - m_fixedHeight) / m_stretchable; extra = (m_size.y - m_fixedHeight) % m_stretchable; - } + } } wxPoint pt( m_position ); @@ -405,71 +915,71 @@ void wxBoxSizer::RecalcSizes() { wxSizerItem *item = (wxSizerItem*) node->Data(); - int weight = 1; - if (item->GetOption()) - weight = item->GetOption(); - - wxSize size( item->CalcMin() ); - - if (m_orient == wxVERTICAL) - { - long height = size.y; - if (item->GetOption()) - { - height = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size - } - - wxPoint child_pos( pt ); - wxSize child_size( wxSize( size.x, height) ); - - if (item->GetFlag() & (wxEXPAND | wxSHAPED)) - child_size.x = m_size.x; - else if (item->GetFlag() & wxALIGN_RIGHT) - child_pos.x += m_size.x - size.x; - else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL)) - // XXX wxCENTER is added for backward compatibility; - // wxALIGN_CENTER should be used in new code - child_pos.x += (m_size.x - size.x) / 2; - - item->SetDimension( child_pos, child_size ); - - pt.y += height; - } - else - { - long width = size.x; - if (item->GetOption()) - { - width = (delta * weight) + extra; - extra = 0; // only the first item will get the remainder as extra size - } - - wxPoint child_pos( pt ); - wxSize child_size( wxSize(width, size.y) ); - - if (item->GetFlag() & (wxEXPAND | wxSHAPED)) - child_size.y = m_size.y; - else if (item->GetFlag() & wxALIGN_BOTTOM) - child_pos.y += m_size.y - size.y; - else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL)) - // XXX wxCENTER is added for backward compatibility; - // wxALIGN_CENTER should be used in new code - child_pos.y += (m_size.y - size.y) / 2; - - item->SetDimension( child_pos, child_size ); - - pt.x += width; - } - - node = node->Next(); + int weight = 1; + if (item->GetOption()) + weight = item->GetOption(); + + wxSize size( item->CalcMin() ); + + if (m_orient == wxVERTICAL) + { + wxCoord height = size.y; + if (item->GetOption()) + { + height = (delta * weight) + extra; + extra = 0; // only the first item will get the remainder as extra size + } + + wxPoint child_pos( pt ); + wxSize child_size( wxSize( size.x, height) ); + + if (item->GetFlag() & (wxEXPAND | wxSHAPED)) + child_size.x = m_size.x; + else if (item->GetFlag() & wxALIGN_RIGHT) + child_pos.x += m_size.x - size.x; + else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_HORIZONTAL)) + // XXX wxCENTER is added for backward compatibility; + // wxALIGN_CENTER should be used in new code + child_pos.x += (m_size.x - size.x) / 2; + + item->SetDimension( child_pos, child_size ); + + pt.y += height; + } + else + { + wxCoord width = size.x; + if (item->GetOption()) + { + width = (delta * weight) + extra; + extra = 0; // only the first item will get the remainder as extra size + } + + wxPoint child_pos( pt ); + wxSize child_size( wxSize(width, size.y) ); + + if (item->GetFlag() & (wxEXPAND | wxSHAPED)) + child_size.y = m_size.y; + else if (item->GetFlag() & wxALIGN_BOTTOM) + child_pos.y += m_size.y - size.y; + else if (item->GetFlag() & (wxCENTER | wxALIGN_CENTER_VERTICAL)) + // XXX wxCENTER is added for backward compatibility; + // wxALIGN_CENTER should be used in new code + child_pos.y += (m_size.y - size.y) / 2; + + item->SetDimension( child_pos, child_size ); + + pt.x += width; + } + + node = node->Next(); } } wxSize wxBoxSizer::CalcMin() { if (m_children.GetCount() == 0) - return wxSize(2,2); + return wxSize(10,10); m_stretchable = 0; m_minWidth = 0; @@ -477,47 +987,70 @@ wxSize wxBoxSizer::CalcMin() m_fixedWidth = 0; m_fixedHeight = 0; + // Find how long each stretch unit needs to be + int stretchSize = 1; wxNode *node = m_children.GetFirst(); while (node) { wxSizerItem *item = (wxSizerItem*) node->Data(); + if (item->GetOption() != 0) + { + int stretch = item->GetOption(); + wxSize size( item->CalcMin() ); + int sizePerStretch; + // Integer division rounded up is (a + b - 1) / b + if (m_orient == wxHORIZONTAL) + sizePerStretch = ( size.x + stretch - 1 ) / stretch; + else + sizePerStretch = ( size.y + stretch - 1 ) / stretch; + if (sizePerStretch > stretchSize) + stretchSize = sizePerStretch; + } + node = node->Next(); + } + // Calculate overall minimum size + node = m_children.GetFirst(); + while (node) + { + wxSizerItem *item = (wxSizerItem*) node->Data(); + + m_stretchable += item->GetOption(); - int weight = 1; - if (item->GetOption()) - weight = item->GetOption(); - - wxSize size( item->CalcMin() ); - - if (m_orient == wxHORIZONTAL) - { - m_minWidth += (size.x * weight); - m_minHeight = wxMax( m_minHeight, size.y ); - } - else - { - m_minHeight += (size.y * weight); - m_minWidth = wxMax( m_minWidth, size.x ); - } - - if (item->GetOption()) - { - m_stretchable += weight; - } - else - { - if (m_orient == wxVERTICAL) - { - m_fixedHeight += size.y; - m_fixedWidth = wxMax( m_fixedWidth, size.x ); - } - else - { - m_fixedWidth += size.x; - m_fixedHeight = wxMax( m_fixedHeight, size.y ); - } - } - - node = node->Next(); + wxSize size( item->CalcMin() ); + if (item->GetOption() != 0) + { + if (m_orient == wxHORIZONTAL) + size.x = stretchSize * item->GetOption(); + else + size.y = stretchSize * item->GetOption(); + } + + 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 ); + } + + if (item->GetOption() == 0) + { + if (m_orient == wxVERTICAL) + { + m_fixedHeight += size.y; + m_fixedWidth = wxMax( m_fixedWidth, size.x ); + } + else + { + m_fixedWidth += size.x; + m_fixedHeight = wxMax( m_fixedHeight, size.y ); + } + } + + node = node->Next(); } return wxSize( m_minWidth, m_minHeight ); @@ -527,22 +1060,35 @@ wxSize wxBoxSizer::CalcMin() // wxStaticBoxSizer //--------------------------------------------------------------------------- +#if wxUSE_STATBOX + wxStaticBoxSizer::wxStaticBoxSizer( wxStaticBox *box, int orient ) - : wxBoxSizer( orient ) + : wxBoxSizer( orient ) { wxASSERT_MSG( box, wxT("wxStaticBoxSizer needs a static box") ); m_staticBox = box; } +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 +#ifdef __WXGTK__ + if ( box->GetLabel().IsEmpty() ) + *borderTop = 5; + else +#endif // __WXGTK__ + *borderTop = 15; + (void)box; + *borderOther = 5; +} + void wxStaticBoxSizer::RecalcSizes() { - // this will have to be done platform by platform - // as there is no way to guess the thickness of - // a wxStaticBox border - int top_border = 15; - if (m_staticBox->GetLabel().IsEmpty()) top_border = 5; - int other_border = 5; + int top_border, other_border; + GetStaticBoxBorders(m_staticBox, &top_border, &other_border); m_staticBox->SetSize( m_position.x, m_position.y, m_size.x, m_size.y ); @@ -561,21 +1107,18 @@ void wxStaticBoxSizer::RecalcSizes() wxSize wxStaticBoxSizer::CalcMin() { - // This will have to be done platform by platform - // as there is no way to guess the thickness of - // a wxStaticBox border. - - int top_border = 15; - if (m_staticBox->GetLabel().IsEmpty()) top_border = 5; - int other_border = 5; + int top_border, other_border; + GetStaticBoxBorders(m_staticBox, &top_border, &other_border); wxSize ret( wxBoxSizer::CalcMin() ); - ret.x += 2*top_border; + ret.x += 2*other_border; ret.y += other_border + top_border; return ret; } +#endif // wxUSE_STATBOX + //--------------------------------------------------------------------------- // wxNotebookSizer //--------------------------------------------------------------------------- @@ -585,7 +1128,7 @@ wxSize wxStaticBoxSizer::CalcMin() wxNotebookSizer::wxNotebookSizer( wxNotebook *nb ) { wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") ); - + m_notebook = nb; } @@ -596,24 +1139,15 @@ void wxNotebookSizer::RecalcSizes() wxSize wxNotebookSizer::CalcMin() { - // This will have to be done platform by platform - // as there is no way to guess the thickness of - // the wxNotebook tabs and border. - - int borderX = 5; - int borderY = 5; - if ((m_notebook->HasFlag(wxNB_RIGHT)) || - (m_notebook->HasFlag(wxNB_LEFT))) - { - borderX += 70; // improvements later.. - } - else + wxSize sizeBorder = m_notebook->CalcSizeFromPage(wxSize(0, 0)); + + sizeBorder.x += 5; + sizeBorder.y += 5; + + if (m_notebook->GetChildren().GetCount() == 0) { - borderY += 35; // improvements later.. + return wxSize(sizeBorder.x + 10, sizeBorder.y + 10); } - - if (m_notebook->GetChildren().GetCount() == 0) - return wxSize(borderX + 10, borderY + 10); int maxX = 0; int maxY = 0; @@ -622,20 +1156,24 @@ wxSize wxNotebookSizer::CalcMin() while (node) { wxWindow *item = node->GetData(); - wxSizer *itemsizer = item->GetSizer(); - - if (itemsizer) - { + wxSizer *itemsizer = item->GetSizer(); + + if (itemsizer) + { wxSize subsize( itemsizer->CalcMin() ); - - if (subsize.x > maxX) maxX = subsize.x; - if (subsize.y > maxY) maxY = subsize.y; - } - node = node->GetNext(); + if (subsize.x > maxX) + maxX = subsize.x; + if (subsize.y > maxY) + maxY = subsize.y; + } + + node = node->GetNext(); } - return wxSize( borderX + maxX, borderY + maxY ); + return wxSize( maxX, maxY ) + sizeBorder; } #endif // wxUSE_NOTEBOOK + +// vi:sts=4:sw=4:et