Add wxDataViewTreeStore with sample
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49168 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
@@ -21,6 +21,7 @@
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#ifndef WX_PRECOMP
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#include "wx/log.h"
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#include "wx/icon.h"
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#endif
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const wxChar wxDataViewCtrlNameStr[] = wxT("dataviewCtrl");
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@@ -830,5 +831,392 @@ DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK)
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DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK)
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DEFINE_EVENT_TYPE(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED)
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//-----------------------------------------------------------------------------
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// wxDataViewTreeStore
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//-----------------------------------------------------------------------------
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wxDataViewTreeStoreNode::wxDataViewTreeStoreNode(
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wxDataViewTreeStoreNode *parent,
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const wxString &text, const wxIcon &icon, wxClientData *data )
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{
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m_parent = parent;
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m_text = text;
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m_icon = icon;
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m_data = data;
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}
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wxDataViewTreeStoreNode::~wxDataViewTreeStoreNode()
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{
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if (m_data)
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delete m_data;
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}
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#include "wx/listimpl.cpp"
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WX_DEFINE_LIST(wxDataViewTreeStoreNodeList);
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wxDataViewTreeStoreContainerNode::wxDataViewTreeStoreContainerNode(
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wxDataViewTreeStoreNode *parent, const wxString &text,
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const wxIcon &icon, const wxIcon &expanded, wxClientData *data ) :
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wxDataViewTreeStoreNode( parent, text, icon, data )
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{
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m_iconExpanded = expanded;
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m_children.DeleteContents(true);
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}
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wxDataViewTreeStoreContainerNode::~wxDataViewTreeStoreContainerNode()
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{
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}
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//-----------------------------------------------------------------------------
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wxDataViewTreeStore::wxDataViewTreeStore()
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{
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m_root = new wxDataViewTreeStoreContainerNode( NULL, wxEmptyString );
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}
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wxDataViewTreeStore::~wxDataViewTreeStore()
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{
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delete m_root;
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}
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wxDataViewItem wxDataViewTreeStore::AppendItem( const wxDataViewItem& parent,
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const wxString &text, const wxIcon &icon, wxClientData *data )
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{
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
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if (!parent_node) return wxDataViewItem(0);
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wxDataViewTreeStoreNode *node =
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new wxDataViewTreeStoreNode( parent_node, text, icon, data );
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parent_node->GetChildren().Append( node );
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// notify control
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ItemAdded( parent, node->GetItem() );
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return node->GetItem();
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}
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wxDataViewItem wxDataViewTreeStore::PrependItem( const wxDataViewItem& parent,
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const wxString &text, const wxIcon &icon, wxClientData *data )
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{
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
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if (!parent_node) return wxDataViewItem(0);
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wxDataViewTreeStoreNode *node =
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new wxDataViewTreeStoreNode( parent_node, text, icon, data );
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parent_node->GetChildren().Insert( node );
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// notify control
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ItemAdded( parent, node->GetItem() );
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return node->GetItem();
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}
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wxDataViewItem wxDataViewTreeStore::InsertItem( const wxDataViewItem& parent, const wxDataViewItem& previous,
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const wxString &text, const wxIcon &icon, wxClientData *data )
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{
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return wxDataViewItem(0);
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}
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wxDataViewItem wxDataViewTreeStore::PrependContainer( const wxDataViewItem& parent,
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const wxString &text, const wxIcon &icon, const wxIcon &expanded,
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wxClientData *data )
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{
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
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if (!parent_node) return wxDataViewItem(0);
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wxDataViewTreeStoreContainerNode *node =
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new wxDataViewTreeStoreContainerNode( parent_node, text, icon, expanded, data );
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parent_node->GetChildren().Insert( node );
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// notify control
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ItemAdded( parent, node->GetItem() );
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return node->GetItem();
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}
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wxDataViewItem wxDataViewTreeStore::AppendContainer( const wxDataViewItem& parent,
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const wxString &text, const wxIcon &icon, const wxIcon &expanded,
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wxClientData *data )
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{
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
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if (!parent_node) return wxDataViewItem(0);
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wxDataViewTreeStoreContainerNode *node =
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new wxDataViewTreeStoreContainerNode( parent_node, text, icon, expanded, data );
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parent_node->GetChildren().Append( node );
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// notify control
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ItemAdded( parent, node->GetItem() );
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return node->GetItem();
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}
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wxDataViewItem wxDataViewTreeStore::InsertContainer( const wxDataViewItem& parent, const wxDataViewItem& previous,
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const wxString &text, const wxIcon &icon, const wxIcon &expanded,
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wxClientData *data )
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{
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return wxDataViewItem(0);
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}
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wxDataViewItem wxDataViewTreeStore::GetNthChild( const wxDataViewItem& parent, unsigned int pos ) const
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{
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent );
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if (!parent_node) return wxDataViewItem(0);
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wxDataViewTreeStoreNodeList::compatibility_iterator node = parent_node->GetChildren().Item( pos );
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if (node)
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return node->GetData();
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return wxDataViewItem(0);
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}
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int wxDataViewTreeStore::GetChildCount( const wxDataViewItem& parent ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( parent );
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if (!node) return -1;
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if (!node->IsContainer())
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return 0;
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wxDataViewTreeStoreContainerNode *container_node = (wxDataViewTreeStoreContainerNode*) node;
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return (int) container_node->GetChildren().GetCount();
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}
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void wxDataViewTreeStore::SetItemText( const wxDataViewItem& item, const wxString &text )
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return;
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node->SetText( text );
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// notify control
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ValueChanged( item, 0 );
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}
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wxString wxDataViewTreeStore::GetItemText( const wxDataViewItem& item ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return wxEmptyString;
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return node->GetText();
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}
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void wxDataViewTreeStore::SetItemIcon( const wxDataViewItem& item, const wxIcon &icon )
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return;
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node->SetIcon( icon );
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// notify control
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ValueChanged( item, 0 );
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}
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const wxIcon &wxDataViewTreeStore::GetItemIcon( const wxDataViewItem& item ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return wxNullIcon;
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return node->GetIcon();
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}
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void wxDataViewTreeStore::SetItemExpandedIcon( const wxDataViewItem& item, const wxIcon &icon )
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{
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wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
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if (!node) return;
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node->SetExpandedIcon( icon );
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// notify control
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ValueChanged( item, 0 );
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}
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const wxIcon &wxDataViewTreeStore::GetItemExpandedIcon( const wxDataViewItem& item ) const
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{
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wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
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if (!node) return wxNullIcon;
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return node->GetExpandedIcon();
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}
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void wxDataViewTreeStore::SetItemData( const wxDataViewItem& item, wxClientData *data )
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return;
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node->SetData( data );
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// notify control? only sensible when sorting on client data
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// ValueChanged( item, 0 );
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}
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wxClientData *wxDataViewTreeStore::GetItemData( const wxDataViewItem& item ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return NULL;
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return node->GetData();
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}
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void wxDataViewTreeStore::DeleteItem( const wxDataViewItem& item )
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{
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if (!item.IsOk()) return;
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wxDataViewItem parent_item = GetParent( item );
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wxDataViewTreeStoreContainerNode *parent_node = FindContainerNode( parent_item );
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if (!parent_node) return;
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wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
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if (!node) return;
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parent_node->GetChildren().DeleteObject( node );
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// notify control
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ItemDeleted( parent_item, item );
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}
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void wxDataViewTreeStore::DeleteChildren( const wxDataViewItem& item )
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{
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wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
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if (!node) return;
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wxDataViewItemArray array;
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wxDataViewTreeStoreNodeList::iterator iter;
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for (iter = node->GetChildren().begin(); iter != node->GetChildren().end(); iter++)
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{
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wxDataViewTreeStoreNode* child = *iter;
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array.Add( child->GetItem() );
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}
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node->GetChildren().clear();
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// notify control
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ItemsDeleted( item, array );
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}
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void wxDataViewTreeStore::DeleteAllItems()
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{
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// TODO
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}
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void wxDataViewTreeStore::GetValue( wxVariant &variant,
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const wxDataViewItem &item, unsigned int col ) const
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{
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// if (col != 0) return;
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return;
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wxDataViewIconText data( node->GetText(), node->GetIcon() );
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variant << data;
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}
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bool wxDataViewTreeStore::SetValue( const wxVariant &variant,
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const wxDataViewItem &item, unsigned int col )
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{
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// if (col != 0) return false;
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return false;
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wxDataViewIconText data;
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data << variant;
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node->SetText( data.GetText() );
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node->SetIcon( data.GetIcon() );
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return true;
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}
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wxDataViewItem wxDataViewTreeStore::GetParent( const wxDataViewItem &item ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return wxDataViewItem(0);
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wxDataViewTreeStoreNode *parent = node->GetParent();
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if (!parent) return wxDataViewItem(0);
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if (parent == m_root)
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return wxDataViewItem(0);
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return parent->GetItem();
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}
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bool wxDataViewTreeStore::IsContainer( const wxDataViewItem &item ) const
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{
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wxDataViewTreeStoreNode *node = FindNode( item );
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if (!node) return false;
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return node->IsContainer();
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}
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unsigned int wxDataViewTreeStore::GetChildren( const wxDataViewItem &item, wxDataViewItemArray &children ) const
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{
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wxDataViewTreeStoreContainerNode *node = FindContainerNode( item );
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if (!node) return 0;
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wxDataViewTreeStoreNodeList::iterator iter;
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for (iter = node->GetChildren().begin(); iter != node->GetChildren().end(); iter++)
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{
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wxDataViewTreeStoreNode* child = *iter;
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children.Add( child->GetItem() );
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}
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return node->GetChildren().GetCount();
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}
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int wxDataViewTreeStore::Compare( const wxDataViewItem &item1, const wxDataViewItem &item2,
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unsigned int WXUNUSED(column), bool WXUNUSED(ascending) )
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{
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wxDataViewTreeStoreNode *node1 = FindNode( item1 );
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wxDataViewTreeStoreNode *node2 = FindNode( item2 );
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if (!node1 || !node2)
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return 0;
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wxDataViewTreeStoreContainerNode* parent1 =
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(wxDataViewTreeStoreContainerNode*) node1->GetParent();
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wxDataViewTreeStoreContainerNode* parent2 =
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(wxDataViewTreeStoreContainerNode*) node2->GetParent();
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if (parent1 != parent2)
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{
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wxLogError( wxT("Comparing items with different parent.") );
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return 0;
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}
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if (node1->IsContainer() && !!node2->IsContainer())
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return 1;
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if (node2->IsContainer() && !!node1->IsContainer())
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return -1;
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return parent1->GetChildren().IndexOf( node1 ) - parent1->GetChildren().IndexOf( node2 );
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}
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wxDataViewTreeStoreNode *wxDataViewTreeStore::FindNode( const wxDataViewItem &item ) const
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{
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if (!item.IsOk())
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return m_root;
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return (wxDataViewTreeStoreNode*) item.GetID();
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}
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wxDataViewTreeStoreContainerNode *wxDataViewTreeStore::FindContainerNode( const wxDataViewItem &item ) const
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{
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if (!item.IsOk())
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return (wxDataViewTreeStoreContainerNode*) m_root;
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wxDataViewTreeStoreNode* node = (wxDataViewTreeStoreNode*) item.GetID();
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if (!node->IsContainer())
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return NULL;
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return (wxDataViewTreeStoreContainerNode*) node;
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}
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#endif
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