X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/13111b2ac81e694d6b69822dff61838ae66052b2..1c68fb912d13e55b5627fdecfa8bb8f80e1ee23b:/src/common/sizer.cpp diff --git a/src/common/sizer.cpp b/src/common/sizer.cpp index 6280097628..e71d728a8b 100644 --- a/src/common/sizer.cpp +++ b/src/common/sizer.cpp @@ -29,6 +29,8 @@ 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); IMPLEMENT_ABSTRACT_CLASS(wxStaticBoxSizer, wxBoxSizer); #if wxUSE_NOTEBOOK @@ -130,7 +132,7 @@ 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); @@ -161,28 +163,12 @@ 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) + if (m_flag & wxSHAPED) { - pos.y += m_border; - size.y -= m_border; - } - if (m_flag & wxSOUTH) - { - 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 +178,9 @@ 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; @@ -201,12 +189,36 @@ void wxSizerItem::SetDimension( wxPoint pos, wxSize size ) size.x = rwidth; } } + + // 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; } @@ -233,6 +245,8 @@ bool wxSizerItem::IsSpacer() wxSizer::wxSizer() { m_children.DeleteContents( TRUE ); + m_minSize.x = 0; + m_minSize.y = 0; } wxSizer::~wxSizer() @@ -292,11 +306,11 @@ bool wxSizer::Remove( wxWindow *window ) while (node) { wxSizerItem *item = (wxSizerItem*)node->Data(); - if (item->GetWindow() == window) - { + if (item->GetWindow() == window) + { m_children.DeleteNode( node ); - return TRUE; - } + return TRUE; + } node = node->Next(); } @@ -311,11 +325,11 @@ 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(); } @@ -368,6 +382,415 @@ 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 +813,12 @@ 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 ); @@ -405,64 +828,64 @@ 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) - { - 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(); + 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(); } } @@ -482,42 +905,36 @@ wxSize wxBoxSizer::CalcMin() { wxSizerItem *item = (wxSizerItem*) node->Data(); - 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(); + m_stretchable += item->GetOption(); + + wxSize size( item->CalcMin() ); + + 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 ); @@ -564,7 +981,7 @@ 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; @@ -585,7 +1002,7 @@ wxSize wxStaticBoxSizer::CalcMin() wxNotebookSizer::wxNotebookSizer( wxNotebook *nb ) { wxASSERT_MSG( nb, wxT("wxNotebookSizer needs a notebook") ); - + m_notebook = nb; } @@ -599,19 +1016,19 @@ 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.. + borderX += 90; // improvements later.. } else { - borderY += 35; // improvements later.. + borderY += 40; // improvements later.. } - + if (m_notebook->GetChildren().GetCount() == 0) return wxSize(borderX + 10, borderY + 10); @@ -622,17 +1039,17 @@ 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 );