+ GetOwner()->InvalidateColBestWidths();
+
+ DestroyTree();
+ m_selection.Clear();
+
+ SortPrepare();
+ BuildTree( GetOwner()->GetModel() );
+
+ UpdateDisplay();
+
+ return true;
+}
+
+void wxDataViewMainWindow::UpdateDisplay()
+{
+ m_dirty = true;
+ m_underMouse = NULL;
+}
+
+void wxDataViewMainWindow::OnInternalIdle()
+{
+ wxWindow::OnInternalIdle();
+
+ if (m_dirty)
+ {
+ RecalculateDisplay();
+ m_dirty = false;
+ }
+}
+
+void wxDataViewMainWindow::RecalculateDisplay()
+{
+ wxDataViewModel *model = GetOwner()->GetModel();
+ if (!model)
+ {
+ Refresh();
+ return;
+ }
+
+ int width = GetEndOfLastCol();
+ int height = GetLineStart( GetRowCount() );
+
+ SetVirtualSize( width, height );
+ GetOwner()->SetScrollRate( 10, m_lineHeight );
+
+ Refresh();
+}
+
+void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
+{
+ m_underMouse = NULL;
+
+ wxWindow::ScrollWindow( dx, dy, rect );
+
+ if (GetOwner()->m_headerArea)
+ GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
+}
+
+void wxDataViewMainWindow::ScrollTo( int rows, int column )
+{
+ m_underMouse = NULL;
+
+ int x, y;
+ m_owner->GetScrollPixelsPerUnit( &x, &y );
+ int sy = GetLineStart( rows )/y;
+ int sx = 0;
+ if( column != -1 )
+ {
+ wxRect rect = GetClientRect();
+ int colnum = 0;
+ int x_start, w = 0;
+ int xx, yy, xe;
+ m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
+ for (x_start = 0; colnum < column; colnum++)
+ {
+ wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum);
+ if (col->IsHidden())
+ continue; // skip it!
+
+ w = col->GetWidth();
+ x_start += w;
+ }
+
+ int x_end = x_start + w;
+ xe = xx + rect.width;
+ if( x_end > xe )
+ {
+ sx = ( xx + x_end - xe )/x;
+ }
+ if( x_start < xx )
+ {
+ sx = x_start/x;
+ }
+ }
+ m_owner->Scroll( sx, sy );
+}
+
+int wxDataViewMainWindow::GetCountPerPage() const
+{
+ wxSize size = GetClientSize();
+ return size.y / m_lineHeight;
+}
+
+int wxDataViewMainWindow::GetEndOfLastCol() const
+{
+ int width = 0;
+ unsigned int i;
+ for (i = 0; i < GetOwner()->GetColumnCount(); i++)
+ {
+ const wxDataViewColumn *c =
+ const_cast<wxDataViewCtrl*>(GetOwner())->GetColumnAt( i );
+
+ if (!c->IsHidden())
+ width += c->GetWidth();
+ }
+ return width;
+}
+
+unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
+{
+ int x = 0;
+ int y = 0;
+ m_owner->CalcUnscrolledPosition( x, y, &x, &y );
+
+ return GetLineAt( y );
+}
+
+unsigned int wxDataViewMainWindow::GetLastVisibleRow()
+{
+ wxSize client_size = GetClientSize();
+ m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
+ &client_size.x, &client_size.y );
+
+ // we should deal with the pixel here
+ unsigned int row = GetLineAt(client_size.y) - 1;
+
+ return wxMin( GetRowCount()-1, row );
+}
+
+unsigned int wxDataViewMainWindow::GetRowCount()
+{
+ if ( m_count == -1 )
+ {
+ m_count = RecalculateCount();
+ UpdateDisplay();
+ }
+ return m_count;
+}
+
+void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
+{
+ m_currentRow = row;
+
+ // send event
+}
+
+void wxDataViewMainWindow::SelectAllRows( bool on )
+{
+ if (IsEmpty())
+ return;
+
+ if (on)
+ {
+ m_selection.Clear();
+ for (unsigned int i = 0; i < GetRowCount(); i++)
+ m_selection.Add( i );
+ Refresh();
+ }
+ else
+ {
+ unsigned int first_visible = GetFirstVisibleRow();
+ unsigned int last_visible = GetLastVisibleRow();
+ unsigned int i;
+ for (i = 0; i < m_selection.GetCount(); i++)
+ {
+ unsigned int row = m_selection[i];
+ if ((row >= first_visible) && (row <= last_visible))
+ RefreshRow( row );
+ }
+ m_selection.Clear();
+ }
+}
+
+void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
+{
+ if (m_selection.Index( row ) == wxNOT_FOUND)
+ {
+ if (on)
+ {
+ m_selection.Add( row );
+ RefreshRow( row );
+ }
+ }
+ else
+ {
+ if (!on)
+ {
+ m_selection.Remove( row );
+ RefreshRow( row );
+ }
+ }
+}
+
+void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
+{
+ if (from > to)
+ {
+ unsigned int tmp = from;
+ from = to;
+ to = tmp;
+ }
+
+ unsigned int i;
+ for (i = from; i <= to; i++)
+ {
+ if (m_selection.Index( i ) == wxNOT_FOUND)
+ {
+ if (on)
+ m_selection.Add( i );
+ }
+ else
+ {
+ if (!on)
+ m_selection.Remove( i );
+ }
+ }
+ RefreshRows( from, to );
+}
+
+void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
+{
+ for (size_t i=0; i < aSelections.GetCount(); i++)
+ {
+ int n = aSelections[i];
+
+ m_selection.Add( n );
+ RefreshRow( n );
+ }
+}
+
+void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
+{
+ if (m_selection.Index( row ) == wxNOT_FOUND)
+ m_selection.Add( row );
+ else
+ m_selection.Remove( row );
+ RefreshRow( row );
+}
+
+bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
+{
+ return (m_selection.Index( row ) != wxNOT_FOUND);
+}
+
+void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item)
+{
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId());
+
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem( item );
+
+ parent->GetEventHandler()->ProcessEvent(le);
+}
+
+void wxDataViewMainWindow::RefreshRow( unsigned int row )
+{
+ wxRect rect( 0, GetLineStart( row ), GetEndOfLastCol(), GetLineHeight( row ) );
+ m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
+
+ wxSize client_size = GetClientSize();
+ wxRect client_rect( 0, 0, client_size.x, client_size.y );
+ wxRect intersect_rect = client_rect.Intersect( rect );
+ if (intersect_rect.width > 0)
+ Refresh( true, &intersect_rect );
+}
+
+void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
+{
+ if (from > to)
+ {
+ unsigned int tmp = to;
+ to = from;
+ from = tmp;
+ }
+
+ wxRect rect( 0, GetLineStart( from ), GetEndOfLastCol(), GetLineStart( (to-from+1) ) );
+ m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
+
+ wxSize client_size = GetClientSize();
+ wxRect client_rect( 0, 0, client_size.x, client_size.y );
+ wxRect intersect_rect = client_rect.Intersect( rect );
+ if (intersect_rect.width > 0)
+ Refresh( true, &intersect_rect );
+}
+
+void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
+{
+ wxSize client_size = GetClientSize();
+ int start = GetLineStart( firstRow );
+ m_owner->CalcScrolledPosition( start, 0, &start, NULL );
+ if (start > client_size.y) return;
+
+ wxRect rect( 0, start, client_size.x, client_size.y - start );
+
+ Refresh( true, &rect );
+}
+
+void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
+{
+ wxCHECK_RET( newCurrent < GetRowCount(),
+ wxT("invalid item index in OnArrowChar()") );
+
+ // if there is no selection, we cannot move it anywhere
+ if (!HasCurrentRow())
+ return;
+
+ unsigned int oldCurrent = m_currentRow;
+
+ // in single selection we just ignore Shift as we can't select several
+ // items anyhow
+ if ( event.ShiftDown() && !IsSingleSel() )
+ {
+ RefreshRow( oldCurrent );
+
+ ChangeCurrentRow( newCurrent );
+
+ // select all the items between the old and the new one
+ if ( oldCurrent > newCurrent )
+ {
+ newCurrent = oldCurrent;
+ oldCurrent = m_currentRow;
+ }
+
+ SelectRows( oldCurrent, newCurrent, true );
+ if (oldCurrent!=newCurrent)
+ SendSelectionChangedEvent(GetItemByRow(m_selection[0]));
+ }
+ else // !shift
+ {
+ RefreshRow( oldCurrent );
+
+ // all previously selected items are unselected unless ctrl is held
+ if ( !event.ControlDown() )
+ SelectAllRows(false);
+
+ ChangeCurrentRow( newCurrent );
+
+ if ( !event.ControlDown() )
+ {
+ SelectRow( m_currentRow, true );
+ SendSelectionChangedEvent(GetItemByRow(m_currentRow));
+ }
+ else
+ RefreshRow( m_currentRow );
+ }
+
+ GetOwner()->EnsureVisible( m_currentRow, -1 );
+}
+
+wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
+{
+ wxRect rect;
+ rect.x = 0;
+ rect.y = GetLineStart( row );
+ rect.width = GetEndOfLastCol();
+ rect.height = GetLineHeight( row );
+
+ return rect;
+}
+
+int wxDataViewMainWindow::GetLineStart( unsigned int row ) const
+{
+ const wxDataViewModel *model = GetOwner()->GetModel();
+
+ if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT)
+ {
+ // TODO make more efficient
+
+ int start = 0;
+
+ unsigned int r;
+ for (r = 0; r < row; r++)
+ {
+ const wxDataViewTreeNode* node = GetTreeNodeByRow(r);
+ if (!node) return start;
+
+ wxDataViewItem item = node->GetItem();
+
+ if (node && !node->HasChildren())
+ {
+ // Yes, if the node does not have any child, it must be a leaf which
+ // mean that it is a temporarily created by GetTreeNodeByRow
+ wxDELETE(node);
+ }
+
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int col;
+ int height = m_lineHeight;
+ for (col = 0; col < cols; col++)
+ {
+ const wxDataViewColumn *column = GetOwner()->GetColumn(col);
+ if (column->IsHidden())
+ continue; // skip it!
+
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
+ continue; // skip it!
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->PrepareForItem(model, item, column->GetModelColumn());
+
+ height = wxMax( height, renderer->GetSize().y );
+ }
+
+ start += height;
+ }
+
+ return start;
+ }
+ else
+ {
+ return row * m_lineHeight;
+ }
+}
+
+int wxDataViewMainWindow::GetLineAt( unsigned int y ) const
+{
+ const wxDataViewModel *model = GetOwner()->GetModel();
+
+ // check for the easy case first
+ if ( !GetOwner()->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
+ return y / m_lineHeight;
+
+ // TODO make more efficient
+ unsigned int row = 0;
+ unsigned int yy = 0;
+ for (;;)
+ {
+ const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
+ if (!node)
+ {
+ // not really correct...
+ return row + ((y-yy) / m_lineHeight);
+ }
+
+ wxDataViewItem item = node->GetItem();
+
+ if (node && !node->HasChildren())
+ {
+ // Yes, if the node does not have any child, it must be a leaf which
+ // mean that it is a temporarily created by GetTreeNodeByRow
+ wxDELETE(node);
+ }
+
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int col;
+ int height = m_lineHeight;
+ for (col = 0; col < cols; col++)
+ {
+ const wxDataViewColumn *column = GetOwner()->GetColumn(col);
+ if (column->IsHidden())
+ continue; // skip it!
+
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
+ continue; // skip it!
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->PrepareForItem(model, item, column->GetModelColumn());
+
+ height = wxMax( height, renderer->GetSize().y );
+ }
+
+ yy += height;
+ if (y < yy)
+ return row;
+
+ row++;
+ }
+}
+
+int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const
+{
+ const wxDataViewModel *model = GetOwner()->GetModel();
+
+ if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT)
+ {
+ wxASSERT( !IsVirtualList() );
+
+ const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
+ // wxASSERT( node );
+ if (!node) return m_lineHeight;
+
+ wxDataViewItem item = node->GetItem();
+
+ if (node && !node->HasChildren())
+ {
+ // Yes, if the node does not have any child, it must be a leaf which
+ // mean that it is a temporarily created by GetTreeNodeByRow
+ wxDELETE(node);
+ }
+
+ int height = m_lineHeight;
+
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int col;
+ for (col = 0; col < cols; col++)
+ {
+ const wxDataViewColumn *column = GetOwner()->GetColumn(col);
+ if (column->IsHidden())
+ continue; // skip it!
+
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
+ continue; // skip it!
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->PrepareForItem(model, item, column->GetModelColumn());
+
+ height = wxMax( height, renderer->GetSize().y );
+ }
+
+ return height;
+ }
+ else
+ {
+ return m_lineHeight;
+ }
+}
+
+class RowToItemJob: public DoJob
+{
+public:
+ RowToItemJob( unsigned int row , int current )
+ { this->row = row; this->current = current; }
+ virtual ~RowToItemJob() {}
+
+ virtual int operator() ( wxDataViewTreeNode * node )
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = node->GetItem();
+ return DoJob::OK;
+ }
+
+ if( node->GetSubTreeCount() + current < static_cast<int>(row) )
+ {
+ current += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
+ else
+ {
+ // If the current has no child node, we can find the desired item of the row
+ // number directly.
+ // This if can speed up finding in some case, and will has a very good effect
+ // when it comes to list view
+ if( node->GetNodes().GetCount() == 0)
+ {
+ int index = static_cast<int>(row) - current - 1;
+ ret = node->GetChildren().Item( index );
+ return DoJob::OK;
+ }
+ return DoJob::CONT;
+ }
+ }
+
+ virtual int operator() ( void * n )
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = wxDataViewItem( n );
+ return DoJob::OK;
+ }
+ return DoJob::CONT;
+ }
+
+ wxDataViewItem GetResult() const
+ { return ret; }
+
+private:
+ unsigned int row;
+ int current;
+ wxDataViewItem ret;
+};
+
+wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
+{
+ if (IsVirtualList())
+ {
+ return wxDataViewItem( wxUIntToPtr(row+1) );
+ }
+ else
+ {
+ RowToItemJob job( row, -2 );
+ Walker( m_root , job );
+ return job.GetResult();
+ }
+}
+
+class RowToTreeNodeJob: public DoJob
+{
+public:
+ RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
+ {
+ this->row = row;
+ this->current = current;
+ ret = NULL;
+ parent = node;
+ }
+ virtual ~RowToTreeNodeJob(){ }
+
+ virtual int operator() ( wxDataViewTreeNode * node )
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = node;
+ return DoJob::OK;
+ }
+
+ if( node->GetSubTreeCount() + current < static_cast<int>(row) )
+ {
+ current += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
+ else
+ {
+ parent = node;
+
+ // If the current node has no children, we can find the desired item of the
+ // row number directly.
+ // This if can speed up finding in some case, and will have a very good
+ // effect for list views.
+ if( node->GetNodes().GetCount() == 0)
+ {
+ int index = static_cast<int>(row) - current - 1;
+ void * n = node->GetChildren().Item( index );
+ ret = new wxDataViewTreeNode( parent );
+ ret->SetItem( wxDataViewItem( n ));
+ ret->SetHasChildren(false);
+ return DoJob::OK;
+ }
+ return DoJob::CONT;
+ }
+ }
+
+ virtual int operator() ( void * n )
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = new wxDataViewTreeNode( parent );
+ ret->SetItem( wxDataViewItem( n ));
+ ret->SetHasChildren(false);
+ return DoJob::OK;
+ }
+
+ return DoJob::CONT;
+ }
+
+ wxDataViewTreeNode * GetResult() const
+ { return ret; }
+
+private:
+ unsigned int row;
+ int current;
+ wxDataViewTreeNode * ret;
+ wxDataViewTreeNode * parent;
+};
+
+wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const
+{
+ wxASSERT( !IsVirtualList() );
+
+ RowToTreeNodeJob job( row , -2, m_root );
+ Walker( m_root , job );
+ return job.GetResult();
+}
+
+wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type,
+ const wxDataViewItem & item )
+{
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(type, parent->GetId());
+
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem( item );
+
+ parent->GetEventHandler()->ProcessEvent(le);
+ return le;
+}
+
+bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const
+{
+ if (IsList())
+ return false;
+
+ wxDataViewTreeNode * node = GetTreeNodeByRow(row);
+ if (!node)
+ return false;
+
+ if (!node->HasChildren())
+ {
+ delete node;
+ return false;
+ }
+
+ return node->IsOpen();
+}
+
+bool wxDataViewMainWindow::HasChildren( unsigned int row ) const
+{
+ if (IsList())
+ return false;
+
+ wxDataViewTreeNode * node = GetTreeNodeByRow(row);
+ if (!node)
+ return false;
+
+ if (!node->HasChildren())
+ {
+ delete node;
+ return false;
+ }
+
+ return true;
+}
+
+void wxDataViewMainWindow::Expand( unsigned int row )
+{
+ if (IsList())
+ return;
+
+ wxDataViewTreeNode * node = GetTreeNodeByRow(row);
+ if (!node)
+ return;
+
+ if (!node->HasChildren())
+ {
+ delete node;
+ return;
+ }
+
+ if (!node->IsOpen())
+ {
+ wxDataViewEvent e =
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem());
+
+ // Check if the user prevent expanding
+ if( e.GetSkipped() )
+ return;
+
+ node->ToggleOpen();
+
+ // build the children of current node
+ if( node->GetChildrenNumber() == 0 )
+ {
+ SortPrepare();
+ ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
+ }
+
+ // By expanding the node all row indices that are currently in the selection list
+ // and are greater than our node have become invalid. So we have to correct that now.
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
+
+ m_selection[i] += rowAdjustment;
+ }
+
+ if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow + rowAdjustment);
+
+ m_count = -1;
+ UpdateDisplay();
+ // Send the expanded event
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
+ }
+}
+
+void wxDataViewMainWindow::Collapse(unsigned int row)
+{
+ if (IsList())
+ return;
+
+ wxDataViewTreeNode *node = GetTreeNodeByRow(row);
+ if (!node)
+ return;
+
+ if (!node->HasChildren())
+ {
+ delete node;
+ return;
+ }
+
+ if (node->IsOpen())
+ {
+ wxDataViewEvent e =
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
+ if( e.GetSkipped() )
+ return;
+
+ // Find out if there are selected items below the current node.
+ bool selectCollapsingRow = false;
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ unsigned maxRowToBeTested = row + rowAdjustment;
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ if(testRow > row && testRow <= maxRowToBeTested)
+ {
+ selectCollapsingRow = true;
+ // get out as soon as we have found a node that is selected
+ break;
+ }
+ }
+
+ node->ToggleOpen();
+
+ // If the node to be closed has selected items the user won't see those any longer.
+ // We select the collapsing node in this case.
+ if(selectCollapsingRow)
+ {
+ SelectAllRows(false);
+ ChangeCurrentRow(row);
+ SelectRow(row, true);
+ SendSelectionChangedEvent(GetItemByRow(row));
+ }
+ else
+ {
+ // if there were no selected items below our node we still need to "fix" the
+ // selection list to adjust for the changing of the row indices.
+ // We actually do the opposite of what we are doing in Expand().
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
+
+ m_selection[i] -= rowAdjustment;
+ }
+
+ // if the "current row" is being collapsed away we change it to the current row ;-)
+ if(m_currentRow > row && m_currentRow <= maxRowToBeTested)
+ ChangeCurrentRow(row);
+ else if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow - rowAdjustment);
+ }
+
+ m_count = -1;
+ UpdateDisplay();
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem());
+ }
+}
+
+wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
+{
+ const wxDataViewModel * model = GetOwner()->GetModel();
+ if( model == NULL )
+ return NULL;
+
+ if (!item.IsOk())
+ return m_root;
+
+ // Compose the parent-chain for the item we are looking for
+ wxVector<wxDataViewItem> parentChain;
+ wxDataViewItem it( item );
+ while( it.IsOk() )
+ {
+ parentChain.push_back(it);
+ it = model->GetParent(it);
+ }
+
+ // Find the item along the parent-chain.
+ // This algorithm is designed to speed up the node-finding method
+ wxDataViewTreeNode* node = m_root;
+ for( unsigned iter = parentChain.size()-1; iter>=0; --iter )
+ {
+ if( node->HasChildren() )
+ {
+ if( node->GetChildrenNumber() == 0 )
+ {
+ SortPrepare();
+ ::BuildTreeHelper(model, node->GetItem(), node);
+ }
+
+ const wxDataViewTreeNodes& nodes = node->GetNodes();
+ bool found = false;
+
+ for (unsigned i = 0; i < nodes.GetCount(); ++i)
+ {
+ wxDataViewTreeNode* currentNode = nodes[i];
+ if (currentNode->GetItem() == parentChain[iter])
+ {
+ if (currentNode->GetItem() == item)
+ return currentNode;
+
+ node = currentNode;
+ found = true;
+ break;
+ }
+ }
+ if (!found)
+ return NULL;
+ }
+ else
+ return NULL;
+ }
+ return NULL;
+}
+
+void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item,
+ wxDataViewColumn* &column )
+{
+ wxDataViewColumn *col = NULL;
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int colnum = 0;
+ int x, y;
+ m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
+ for (unsigned x_start = 0; colnum < cols; colnum++)
+ {
+ col = GetOwner()->GetColumnAt(colnum);
+ if (col->IsHidden())
+ continue; // skip it!
+
+ unsigned int w = col->GetWidth();
+ if (x_start+w >= (unsigned int)x)
+ break;
+
+ x_start += w;
+ }
+
+ column = col;
+ item = GetItemByRow( GetLineAt( y ) );
+}
+
+wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item,
+ const wxDataViewColumn* column )
+{
+ int xpos = 0;
+ int width = 0;
+
+ unsigned int cols = GetOwner()->GetColumnCount();
+ // If column is null the loop will compute the combined width of all columns.
+ // Otherwise, it will compute the x position of the column we are looking for.
+ for (unsigned int i = 0; i < cols; i++)
+ {
+ wxDataViewColumn* col = GetOwner()->GetColumnAt( i );
+
+ if (col == column)
+ break;
+
+ if (col->IsHidden())
+ continue; // skip it!
+
+ xpos += col->GetWidth();
+ width += col->GetWidth();
+ }
+
+ if(column != 0)
+ {
+ // If we have a column, we need can get its width directly.
+ if(column->IsHidden())
+ width = 0;
+ else
+ width = column->GetWidth();
+
+ }
+ else
+ {
+ // If we have no column, we reset the x position back to zero.
+ xpos = 0;
+ }
+
+ // we have to take an expander column into account and compute its indentation
+ // to get the correct x position where the actual text is
+ int indent = 0;
+ int row = GetRowByItem(item);
+ if (!IsList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) )
+ {
+ wxDataViewTreeNode* node = GetTreeNodeByRow(row);
+ indent = GetOwner()->GetIndent() * node->GetIndentLevel();
+ indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
+
+ if(!node->HasChildren())
+ delete node;
+ }
+
+ wxRect itemRect( xpos + indent,
+ GetLineStart( row ),
+ width - indent,
+ GetLineHeight( row ) );
+
+ GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y,
+ &itemRect.x, &itemRect.y );
+
+ return itemRect;
+}
+
+int wxDataViewMainWindow::RecalculateCount()
+{
+ if (IsVirtualList())
+ {
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+
+ return list_model->GetCount();
+ }
+ else
+ {
+ return m_root->GetSubTreeCount();
+ }
+}
+
+class ItemToRowJob : public DoJob
+{
+public:
+ ItemToRowJob(const wxDataViewItem& item_, wxVector<wxDataViewItem>::reverse_iterator iter)
+ : m_iter(iter),
+ item(item_)
+ {
+ ret = -1;
+ }
+
+ // Maybe binary search will help to speed up this process
+ virtual int operator() ( wxDataViewTreeNode * node)
+ {
+ ret ++;
+ if( node->GetItem() == item )
+ {
+ return DoJob::OK;
+ }
+
+ if( node->GetItem() == *m_iter )
+ {
+ m_iter++;
+ return DoJob::CONT;
+ }
+ else
+ {
+ ret += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
+
+ }
+
+ virtual int operator() ( void * n )
+ {
+ ret ++;
+ if( n == item.GetID() )
+ return DoJob::OK;
+ return DoJob::CONT;
+ }
+
+ // the row number is begin from zero
+ int GetResult() const
+ { return ret -1; }
+
+private:
+ wxVector<wxDataViewItem>::reverse_iterator m_iter;
+ wxDataViewItem item;
+ int ret;
+
+};
+
+int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const
+{
+ const wxDataViewModel * model = GetOwner()->GetModel();
+ if( model == NULL )
+ return -1;
+
+ if (IsVirtualList())
+ {
+ return wxPtrToUInt( item.GetID() ) -1;
+ }
+ else
+ {
+ if( !item.IsOk() )
+ return -1;
+
+ // Compose the parent-chain of the item we are looking for
+ wxVector<wxDataViewItem> parentChain;
+ wxDataViewItem it( item );
+ while( it.IsOk() )
+ {
+ parentChain.push_back(it);
+ it = model->GetParent(it);
+ }
+
+ // add an 'invalid' item to represent our 'invisible' root node
+ parentChain.push_back(wxDataViewItem());
+
+ // the parent chain was created by adding the deepest parent first.
+ // so if we want to start at the root node, we have to iterate backwards through the vector
+ ItemToRowJob job( item, parentChain.rbegin() );
+ Walker( m_root, job );
+ return job.GetResult();
+ }
+}
+
+static void BuildTreeHelper( const wxDataViewModel * model, const wxDataViewItem & item,
+ wxDataViewTreeNode * node)
+{
+ if( !model->IsContainer( item ) )
+ return;
+
+ wxDataViewItemArray children;
+ unsigned int num = model->GetChildren( item, children);
+
+ unsigned int index = 0;
+ while( index < num )
+ {
+ if( model->IsContainer( children[index] ) )
+ {
+ wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
+ n->SetItem(children[index]);
+ n->SetHasChildren( true );
+ node->AddNode( n );
+ }
+ else
+ {
+ node->AddLeaf( children[index].GetID() );
+ }
+ index ++;
+ }
+ node->SetSubTreeCount( num );
+ wxDataViewTreeNode * n = node->GetParent();
+ if( n != NULL)
+ n->ChangeSubTreeCount(num);
+
+}
+
+void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
+{
+ DestroyTree();
+
+ if (GetOwner()->GetModel()->IsVirtualListModel())
+ {
+ m_count = -1;
+ return;
+ }
+
+ m_root = new wxDataViewTreeNode( NULL );
+ m_root->SetHasChildren(true);
+
+ // First we define a invalid item to fetch the top-level elements
+ wxDataViewItem item;
+ SortPrepare();
+ BuildTreeHelper( model, item, m_root);
+ m_count = -1;
+}
+
+static void DestroyTreeHelper( wxDataViewTreeNode * node )
+{
+ if( node->GetNodeNumber() != 0 )
+ {
+ int len = node->GetNodeNumber();
+ wxDataViewTreeNodes& nodes = node->GetNodes();
+ for (int i = 0; i < len; i++)
+ DestroyTreeHelper(nodes[i]);
+ }
+ delete node;
+}
+
+void wxDataViewMainWindow::DestroyTree()
+{
+ if (!IsVirtualList())
+ {
+ ::DestroyTreeHelper(m_root);
+ m_count = 0;
+ m_root = NULL;
+ }
+}
+
+void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
+{
+ wxWindow * const parent = GetParent();
+
+ // propagate the char event upwards
+ wxKeyEvent eventForParent(event);
+ eventForParent.SetEventObject(parent);
+ if ( parent->ProcessWindowEvent(eventForParent) )
+ return;
+
+ if ( parent->HandleAsNavigationKey(event) )
+ return;
+
+ // no item -> nothing to do
+ if (!HasCurrentRow())
+ {
+ event.Skip();
+ return;
+ }
+
+ // don't use m_linesPerPage directly as it might not be computed yet
+ const int pageSize = GetCountPerPage();
+ wxCHECK_RET( pageSize, wxT("should have non zero page size") );
+
+ switch ( event.GetKeyCode() )
+ {
+ case WXK_RETURN:
+ {
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED,
+ parent->GetId());
+ le.SetItem( GetItemByRow(m_currentRow) );
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+
+ parent->GetEventHandler()->ProcessEvent(le);
+ }
+ break;
+
+ case WXK_UP:
+ if ( m_currentRow > 0 )
+ OnArrowChar( m_currentRow - 1, event );
+ break;
+
+ case WXK_DOWN:
+ if ( m_currentRow < GetRowCount() - 1 )
+ OnArrowChar( m_currentRow + 1, event );
+ break;
+ // Add the process for tree expanding/collapsing
+ case WXK_LEFT:
+ {
+ if (IsList())
+ break;
+
+ wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow);
+ if (!node)
+ break;
+
+ if (node->HasChildren() && node->IsOpen())
+ {
+ Collapse(m_currentRow);
+ }
+ else // if the node is already closed we move the selection to its parent
+ {
+ wxDataViewTreeNode *parent_node = node->GetParent();
+
+ if(!node->HasChildren())
+ delete node;
+
+ if (parent_node)
+ {
+ int parent = GetRowByItem( parent_node->GetItem() );
+ if ( parent >= 0 )
+ {
+ unsigned int row = m_currentRow;
+ SelectRow( row, false);
+ SelectRow( parent, true );
+ ChangeCurrentRow( parent );
+ GetOwner()->EnsureVisible( parent, -1 );
+ SendSelectionChangedEvent( parent_node->GetItem() );
+ }
+ }
+ }
+ break;
+ }
+ case WXK_RIGHT:
+ {
+ if (!IsExpanded( m_currentRow ))
+ Expand( m_currentRow );
+ else
+ {
+ unsigned int row = m_currentRow;
+ SelectRow( row, false );
+ SelectRow( row + 1, true );
+ ChangeCurrentRow( row + 1 );
+ GetOwner()->EnsureVisible( row + 1, -1 );
+ SendSelectionChangedEvent( GetItemByRow(row+1) );
+ }
+ break;
+ }
+ case WXK_END:
+ {
+ if (!IsEmpty())
+ OnArrowChar( GetRowCount() - 1, event );
+ break;
+ }
+ case WXK_HOME:
+ if (!IsEmpty())
+ OnArrowChar( 0, event );
+ break;
+
+ case WXK_PAGEUP:
+ {
+ int steps = pageSize - 1;
+ int index = m_currentRow - steps;
+ if (index < 0)
+ index = 0;
+
+ OnArrowChar( index, event );
+ }
+ break;
+
+ case WXK_PAGEDOWN:
+ {
+ int steps = pageSize - 1;
+ unsigned int index = m_currentRow + steps;
+ unsigned int count = GetRowCount();
+ if ( index >= count )
+ index = count - 1;
+
+ OnArrowChar( index, event );
+ }
+ break;
+
+ case WXK_F2:
+ {
+ if(m_selection.size() == 1)
+ {
+ // TODO: we need to revise that when we have a concept for a 'current column'
+ GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0);
+ }
+ }
+ break;
+
+ default:
+ event.Skip();
+ }
+}
+
+void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
+{
+ if (event.GetEventType() == wxEVT_MOUSEWHEEL)
+ {
+ // let the base handle mouse wheel events.
+ event.Skip();
+ return;
+ }
+
+ // set the focus to ourself if any of the mouse buttons are pressed
+ if(event.ButtonDown() && !HasFocus())
+ SetFocus();
+
+ int x = event.GetX();
+ int y = event.GetY();
+ m_owner->CalcUnscrolledPosition( x, y, &x, &y );
+ wxDataViewColumn *col = NULL;
+
+ int xpos = 0;
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int i;
+ for (i = 0; i < cols; i++)
+ {
+ wxDataViewColumn *c = GetOwner()->GetColumnAt( i );
+ if (c->IsHidden())
+ continue; // skip it!
+
+ if (x < xpos + c->GetWidth())
+ {
+ col = c;
+ break;
+ }
+ xpos += c->GetWidth();
+ }
+ if (!col)
+ {
+ event.Skip();
+ return;
+ }
+
+ wxDataViewRenderer *cell = col->GetRenderer();
+ unsigned int current = GetLineAt( y );
+ if ((current >= GetRowCount()) || (x > GetEndOfLastCol()))
+ {
+ // Unselect all if below the last row ?
+ event.Skip();
+ return;
+ }
+
+ // Test whether the mouse is hovered on the tree item button
+ bool hoverOverExpander = false;
+ if ((!IsList()) && (GetOwner()->GetExpanderColumn() == col))
+ {
+ wxDataViewTreeNode * node = GetTreeNodeByRow(current);
+ if( node!=NULL && node->HasChildren() )
+ {
+ int indent = node->GetIndentLevel();
+ indent = GetOwner()->GetIndent()*indent;
+
+ // we make the rectangle we are looking in a bit bigger than the actual
+ // visual expander so the user can hit that little thing reliably
+ wxRect rect( xpos + indent,
+ GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2,
+ m_lineHeight, m_lineHeight);
+ if( rect.Contains(x, y) )
+ {
+ // So the mouse is over the expander
+ hoverOverExpander = true;
+ if (m_underMouse && m_underMouse != node)
+ {
+ // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ RefreshRow(GetRowByItem(m_underMouse->GetItem()));
+ }
+ if (m_underMouse != node)
+ {
+ // wxLogMessage("Do the row: %d", current);
+ RefreshRow(current);
+ }
+ m_underMouse = node;
+ }
+ }
+ if (node!=NULL && !node->HasChildren())
+ delete node;
+ }
+ if (!hoverOverExpander)
+ {
+ if (m_underMouse != NULL)
+ {
+ // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ RefreshRow(GetRowByItem(m_underMouse->GetItem()));
+ m_underMouse = NULL;
+ }
+ }
+
+ wxDataViewModel *model = GetOwner()->GetModel();
+
+#if wxUSE_DRAG_AND_DROP
+ if (event.Dragging())
+ {
+ if (m_dragCount == 0)
+ {
+ // we have to report the raw, physical coords as we want to be
+ // able to call HitTest(event.m_pointDrag) from the user code to
+ // get the item being dragged
+ m_dragStart = event.GetPosition();
+ }
+
+ m_dragCount++;
+
+ if (m_dragCount != 3)
+ return;
+
+ if (event.LeftIsDown())
+ {
+ m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y,
+ &m_dragStart.x, &m_dragStart.y );
+ unsigned int drag_item_row = GetLineAt( m_dragStart.y );
+ wxDataViewItem item = GetItemByRow( drag_item_row );
+
+ // Notify cell about drag
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetItem( item );
+ event.SetModel( model );
+ if (!m_owner->HandleWindowEvent( event ))
+ return;
+
+ if (!event.IsAllowed())
+ return;
+
+ wxDataObject *obj = event.GetDataObject();
+ if (!obj)
+ return;
+
+ wxDataViewDropSource drag( this, drag_item_row );
+ drag.SetData( *obj );
+ /* wxDragResult res = */ drag.DoDragDrop();
+ delete obj;
+ }
+ return;
+ }
+ else
+ {
+ m_dragCount = 0;
+ }
+#endif // wxUSE_DRAG_AND_DROP
+
+ bool simulateClick = false;
+
+ if (event.ButtonDClick())
+ {
+ m_renameTimer->Stop();
+ m_lastOnSame = false;
+ }
+
+ wxDataViewItem item = GetItemByRow(current);
+ bool ignore_other_columns =
+ ((GetOwner()->GetExpanderColumn() != col) &&
+ (model->IsContainer(item)) &&
+ (!model->HasContainerColumns(item)));
+
+ if (event.LeftDClick())
+ {
+ if(hoverOverExpander)
+ {
+ // a double click on the expander will be converted into a "simulated" normal click
+ simulateClick = true;
+ }
+ else if ( current == m_lineLastClicked )
+ {
+ if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
+ {
+ const unsigned colIdx = col->GetModelColumn();
+
+ wxVariant value;
+ model->GetValue( value, item, colIdx );
+
+ cell->WXOnActivate(model, value, item, colIdx);
+
+ if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() )
+ {
+ cell->SetValue( value );
+
+ wxRect cell_rect( xpos, GetLineStart( current ),
+ col->GetWidth(), GetLineHeight( current ) );
+ custom->Activate( cell_rect, model, item, colIdx );
+ }
+ }
+ else
+ {
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
+ le.SetItem( item );
+ le.SetColumn( col->GetModelColumn() );
+ le.SetDataViewColumn( col );
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+
+ parent->GetEventHandler()->ProcessEvent(le);
+ }
+ return;
+ }
+ else
+ {
+ // The first click was on another item, so don't interpret this as
+ // a double click, but as a simple click instead
+ simulateClick = true;
+ }
+ }
+
+ if (event.LeftUp() && !hoverOverExpander)
+ {
+ if (m_lineSelectSingleOnUp != (unsigned int)-1)
+ {
+ // select single line
+ SelectAllRows( false );
+ SelectRow( m_lineSelectSingleOnUp, true );
+ SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) );
+ }
+
+ // If the user click the expander, we do not do editing even if the column
+ // with expander are editable
+ if (m_lastOnSame && !ignore_other_columns)
+ {
+ if ((col == m_currentCol) && (current == m_currentRow) &&
+ (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) )
+ {
+ m_renameTimer->Start( 100, true );
+ }
+ }
+
+ m_lastOnSame = false;
+ m_lineSelectSingleOnUp = (unsigned int)-1;
+ }
+ else if(!event.LeftUp())
+ {
+ // This is necessary, because after a DnD operation in
+ // from and to ourself, the up event is swallowed by the
+ // DnD code. So on next non-up event (which means here and
+ // now) m_lineSelectSingleOnUp should be reset.
+ m_lineSelectSingleOnUp = (unsigned int)-1;
+ }
+
+ if (event.RightDown())
+ {
+ m_lineBeforeLastClicked = m_lineLastClicked;
+ m_lineLastClicked = current;
+
+ // If the item is already selected, do not update the selection.
+ // Multi-selections should not be cleared if a selected item is clicked.
+ if (!IsRowSelected(current))
+ {
+ SelectAllRows(false);
+ ChangeCurrentRow(current);
+ SelectRow(m_currentRow,true);
+ SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
+ }
+ }
+ else if (event.RightUp())
+ {
+ wxVariant value;
+ model->GetValue( value, item, col->GetModelColumn() );
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId());
+ le.SetItem( item );
+ le.SetColumn( col->GetModelColumn() );
+ le.SetDataViewColumn( col );
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetValue(value);
+ parent->GetEventHandler()->ProcessEvent(le);
+ }
+ else if (event.MiddleDown())
+ {
+ }
+
+ if((event.LeftDown() || simulateClick) && hoverOverExpander)
+ {
+ wxDataViewTreeNode* node = GetTreeNodeByRow(current);
+
+ // hoverOverExpander being true tells us that our node must be
+ // valid and have children.
+ // So we don't need any extra checks.
+ if( node->IsOpen() )
+ Collapse(current);
+ else
+ Expand(current);
+ }
+ else if ((event.LeftDown() || simulateClick) && !hoverOverExpander)
+ {
+ m_lineBeforeLastClicked = m_lineLastClicked;
+ m_lineLastClicked = current;
+
+ unsigned int oldCurrentRow = m_currentRow;
+ bool oldWasSelected = IsRowSelected(m_currentRow);
+
+ bool cmdModifierDown = event.CmdDown();
+ if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
+ {
+ if ( IsSingleSel() || !IsRowSelected(current) )
+ {
+ SelectAllRows( false );
+ ChangeCurrentRow(current);
+ SelectRow(m_currentRow,true);
+ SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
+ }
+ else // multi sel & current is highlighted & no mod keys
+ {
+ m_lineSelectSingleOnUp = current;
+ ChangeCurrentRow(current); // change focus
+ }
+ }
+ else // multi sel & either ctrl or shift is down
+ {
+ if (cmdModifierDown)
+ {
+ ChangeCurrentRow(current);
+ ReverseRowSelection(m_currentRow);
+ SendSelectionChangedEvent(GetItemByRow(m_currentRow));
+ }
+ else if (event.ShiftDown())
+ {
+ ChangeCurrentRow(current);
+
+ unsigned int lineFrom = oldCurrentRow,
+ lineTo = current;
+
+ if ( lineTo < lineFrom )
+ {
+ lineTo = lineFrom;
+ lineFrom = m_currentRow;
+ }
+
+ SelectRows(lineFrom, lineTo, true);
+ SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
+ }
+ else // !ctrl, !shift
+ {
+ // test in the enclosing if should make it impossible
+ wxFAIL_MSG( wxT("how did we get here?") );
+ }
+ }
+
+ if (m_currentRow != oldCurrentRow)
+ RefreshRow( oldCurrentRow );
+
+ wxDataViewColumn *oldCurrentCol = m_currentCol;
+
+ // Update selection here...
+ m_currentCol = col;
+
+ m_lastOnSame = !simulateClick && ((col == oldCurrentCol) &&
+ (current == oldCurrentRow)) && oldWasSelected;
+
+ // Call LeftClick after everything else as under GTK+
+ if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE)
+ {
+ if ( wxDataViewCustomRenderer *custom = cell->WXGetAsCustom() )
+ {
+ // notify cell about click
+ custom->PrepareForItem(model, item, col->GetModelColumn());
+
+ wxRect cell_rect( xpos, GetLineStart( current ),
+ col->GetWidth(), GetLineHeight( current ) );
+
+ // Report position relative to the cell's custom area, i.e.
+ // no the entire space as given by the control but the one
+ // used by the renderer after calculation of alignment etc.
+
+ // adjust the rectangle ourselves to account for the alignment
+ wxRect rectItem = cell_rect;
+ const int align = custom->GetAlignment();
+ if ( align != wxDVR_DEFAULT_ALIGNMENT )
+ {
+ const wxSize size = custom->GetSize();
+
+ if ( size.x >= 0 && size.x < cell_rect.width )
+ {
+ if ( align & wxALIGN_CENTER_HORIZONTAL )
+ rectItem.x += (cell_rect.width - size.x)/2;
+ else if ( align & wxALIGN_RIGHT )
+ rectItem.x += cell_rect.width - size.x;
+ // else: wxALIGN_LEFT is the default
+ }
+
+ if ( size.y >= 0 && size.y < cell_rect.height )
+ {
+ if ( align & wxALIGN_CENTER_VERTICAL )
+ rectItem.y += (cell_rect.height - size.y)/2;
+ else if ( align & wxALIGN_BOTTOM )
+ rectItem.y += cell_rect.height - size.y;
+ // else: wxALIGN_TOP is the default
+ }
+ }
+
+ wxPoint pos( event.GetPosition() );
+ pos.x -= rectItem.x;
+ pos.y -= rectItem.y;
+
+ m_owner->CalcUnscrolledPosition( pos.x, pos.y, &pos.x, &pos.y );
+
+ /* ignore ret */ custom->LeftClick( pos, cell_rect,
+ model, item, col->GetModelColumn());
+ }
+ }
+ }
+}
+
+void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
+{
+ m_hasFocus = true;
+
+ if (HasCurrentRow())
+ Refresh();
+
+ event.Skip();
+}
+
+void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
+{
+ m_hasFocus = false;
+
+ if (HasCurrentRow())
+ Refresh();
+
+ event.Skip();
+}
+
+wxDataViewItem wxDataViewMainWindow::GetSelection() const
+{
+ if( m_selection.GetCount() != 1 )
+ return wxDataViewItem();
+
+ return GetItemByRow( m_selection.Item(0));
+}
+
+//-----------------------------------------------------------------------------
+// wxDataViewCtrl
+//-----------------------------------------------------------------------------
+
+WX_DEFINE_LIST(wxDataViewColumnList)
+
+IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
+BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
+ EVT_SIZE(wxDataViewCtrl::OnSize)
+END_EVENT_TABLE()
+
+wxDataViewCtrl::~wxDataViewCtrl()
+{
+ if (m_notifier)
+ GetModel()->RemoveNotifier( m_notifier );
+
+ m_cols.Clear();
+ m_colsBestWidths.clear();
+}
+
+void wxDataViewCtrl::Init()
+{
+ m_cols.DeleteContents(true);
+ m_notifier = NULL;
+
+ // No sorting column at start
+ m_sortingColumnIdx = wxNOT_FOUND;
+
+ m_headerArea = NULL;
+}
+
+bool wxDataViewCtrl::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator,
+ const wxString& name)
+{
+// if ( (style & wxBORDER_MASK) == 0)
+// style |= wxBORDER_SUNKEN;
+
+ Init();
+
+ if (!wxControl::Create( parent, id, pos, size,
+ style | wxScrolledWindowStyle, validator, name))
+ return false;
+
+ SetInitialSize(size);
+
+#ifdef __WXMAC__
+ MacSetClipChildren( true );
+#endif
+
+ m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
+
+ // We use the cursor keys for moving the selection, not scrolling, so call
+ // this method to ensure wxScrollHelperEvtHandler doesn't catch all
+ // keyboard events forwarded to us from wxListMainWindow.
+ DisableKeyboardScrolling();
+
+ if (HasFlag(wxDV_NO_HEADER))
+ m_headerArea = NULL;
+ else
+ m_headerArea = new wxDataViewHeaderWindow(this);
+
+ SetTargetWindow( m_clientArea );
+
+ wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
+ if (m_headerArea)
+ sizer->Add( m_headerArea, 0, wxGROW );
+ sizer->Add( m_clientArea, 1, wxGROW );
+ SetSizer( sizer );
+
+ return true;
+}
+
+wxBorder wxDataViewCtrl::GetDefaultBorder() const
+{
+ return wxBORDER_THEME;
+}
+
+#ifdef __WXMSW__
+WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
+ WXWPARAM wParam,
+ WXLPARAM lParam)
+{
+ WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
+
+#ifndef __WXWINCE__
+ // we need to process arrows ourselves for scrolling
+ if ( nMsg == WM_GETDLGCODE )
+ {
+ rc |= DLGC_WANTARROWS;
+ }
+#endif
+
+ return rc;
+}
+#endif
+
+wxSize wxDataViewCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
+{
+ wxSize newsize = size;
+ if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea))
+ newsize.y -= m_headerArea->GetSize().y;
+
+ return newsize;
+}
+
+void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
+{
+ // We need to override OnSize so that our scrolled
+ // window a) does call Layout() to use sizers for
+ // positioning the controls but b) does not query
+ // the sizer for their size and use that for setting
+ // the scrollable area as set that ourselves by
+ // calling SetScrollbar() further down.
+
+ Layout();
+
+ AdjustScrollbars();
+}
+
+void wxDataViewCtrl::SetFocus()
+{
+ if (m_clientArea)
+ m_clientArea->SetFocus();
+}
+
+bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
+{
+ if (!wxDataViewCtrlBase::AssociateModel( model ))
+ return false;
+
+ m_notifier = new wxGenericDataViewModelNotifier( m_clientArea );
+
+ model->AddNotifier( m_notifier );
+
+ m_clientArea->DestroyTree();
+
+ m_clientArea->BuildTree(model);
+
+ m_clientArea->UpdateDisplay();
+
+ return true;
+}
+
+#if wxUSE_DRAG_AND_DROP
+
+bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
+{
+ return m_clientArea->EnableDragSource( format );
+}
+
+bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
+{
+ return m_clientArea->EnableDropTarget( format );
+}
+
+#endif // wxUSE_DRAG_AND_DROP
+
+bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
+{
+ if (!wxDataViewCtrlBase::AppendColumn(col))
+ return false;
+
+ m_cols.Append( col );
+ m_colsBestWidths.push_back(0);
+ OnColumnsCountChanged();
+ return true;
+}
+
+bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
+{
+ if (!wxDataViewCtrlBase::PrependColumn(col))
+ return false;
+
+ m_cols.Insert( col );
+ m_colsBestWidths.insert(m_colsBestWidths.begin(), 0);
+ OnColumnsCountChanged();
+ return true;
+}
+
+bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
+{
+ if (!wxDataViewCtrlBase::InsertColumn(pos,col))
+ return false;
+
+ m_cols.Insert( pos, col );
+ m_colsBestWidths.insert(m_colsBestWidths.begin() + pos, 0);
+ OnColumnsCountChanged();
+ return true;
+}
+
+void wxDataViewCtrl::OnColumnChange(unsigned int idx)
+{
+ if ( m_headerArea )
+ m_headerArea->UpdateColumn(idx);
+
+ m_clientArea->UpdateDisplay();
+}
+
+void wxDataViewCtrl::OnColumnsCountChanged()
+{
+ if (m_headerArea)
+ m_headerArea->SetColumnCount(GetColumnCount());
+
+ m_clientArea->UpdateDisplay();
+}
+
+void wxDataViewCtrl::DoSetExpanderColumn()
+{
+ m_clientArea->UpdateDisplay();
+}
+
+void wxDataViewCtrl::DoSetIndent()
+{
+ m_clientArea->UpdateDisplay();
+}
+
+unsigned int wxDataViewCtrl::GetColumnCount() const
+{
+ return m_cols.GetCount();
+}
+
+wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const
+{
+ return m_cols[idx];
+}
+
+wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const
+{
+ // columns can't be reordered if there is no header window which allows
+ // to do this
+ const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos]
+ : pos;
+
+ return GetColumn(idx);
+}
+
+int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const
+{
+ const unsigned count = m_cols.size();
+ for ( unsigned n = 0; n < count; n++ )
+ {
+ if ( m_cols[n] == column )
+ return n;
+ }
+
+ return wxNOT_FOUND;
projects / wxWidgets.git / blobdiff