// Name: dataview.cpp
// Purpose: wxDataViewCtrl wxWidgets sample
// Author: Robert Roebling
-// Modified by: Francesco Montorsi
+// Modified by: Francesco Montorsi, Bo Yang
// Created: 06/01/06
// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// add to data
MyMusicModelNode *child_node =
new MyMusicModelNode( m_classical, title, artist, year );
+
m_classical->Append( child_node );
if (m_classicalMusicIsKnownToControl)
void Delete( const wxDataViewItem &item )
{
MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
- node->GetParent()->GetChildren().Remove( node );
- delete node;
+ wxDataViewItem parent( node->GetParent() );
// notify control
- ItemDeleted( item );
+ ItemDeleted( parent, item );
+ //We must delete the node after we call ItemDeleted
+ //The reason is that:
+ //When we use wxSortedArray, the array find a node through binary search for speed.
+ //And when the array is searching for some node, it call the model's compare function.
+ //The compare function need the node to be compared. So we should delete the node later, here.
+ node->GetParent()->GetChildren().Remove( node );
+ delete node;
}
+ // override sorting to always sort branches ascendingly
+
+ int Compare( const wxDataViewItem &item1, const wxDataViewItem &item2,
+ unsigned int column, bool ascending )
+ {
+ if (IsContainer(item1) && IsContainer(item2))
+ {
+ wxVariant value1,value2;
+ GetValue( value1, item1, 0 );
+ GetValue( value2, item2, 0 );
+
+ wxString str1 = value1.GetString();
+ wxString str2 = value2.GetString();
+ int res = str1.Cmp( str2 );
+ if (res) return res;
+
+ // items must be different
+ unsigned long litem1 = (unsigned long) item1.GetID();
+ unsigned long litem2 = (unsigned long) item2.GetID();
+
+ return litem1-litem2;
+ }
+
+ return wxDataViewModel::Compare( item1, item2, column, ascending );
+ }
+
// implementation of base class virtuals to define model
virtual unsigned int GetColumnCount() const
}
}
- virtual bool HasChildren( const wxDataViewItem &item ) const
+ virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const
{
+ // the invisble root node has no parent
+ if (!item.IsOk())
+ return wxDataViewItem(0);
+
MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
- if (!node)
+
+ // "MyMusic" also has no parent
+ if (node == m_root)
+ return wxDataViewItem(0);
+
+ return wxDataViewItem( (void*) node->GetParent() );
+ }
+
+ virtual bool IsContainer( const wxDataViewItem &item ) const
+ {
+ // the invisble root node can have children (in
+ // our model always "MyMusic")
+ if (!item.IsOk())
return true;
+ MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
return node->IsContainer();
}
virtual wxDataViewItem GetNextSibling( const wxDataViewItem &item ) const
{
MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
- MyMusicModelNode *parent = node->GetParent();
- if (!parent)
+
+ // "MyMusic" has no siblings in our model
+ if (node == m_root)
return wxDataViewItem(0);
+ MyMusicModelNode *parent = node->GetParent();
int pos = parent->GetChildren().Index( node );
+
+ // Something went wrong
if (pos == wxNOT_FOUND)
return wxDataViewItem(0);
+ // No more children
if (pos == parent->GetChildCount()-1)
return wxDataViewItem(0);
bool m_classicalMusicIsKnownToControl;
};
+class MyListModel: public wxDataViewIndexListModel
+{
+public:
+ MyListModel() :
+ wxDataViewIndexListModel( 100 )
+ {
+ unsigned int i;
+ for (i = 0; i < 100; i++)
+ {
+ wxString str;
+ str.Printf( "row number %d", i );
+ m_array.Add( str );
+ }
+ }
+
+ // helper methods to change the model
+
+ void Prepend( const wxString &text )
+ {
+ m_array.Insert( text, 0 );
+ RowPrepended();
+ }
+
+ void DeleteItem( const wxDataViewItem &item )
+ {
+ unsigned int row = GetRow( item );
+ m_array.RemoveAt( row );
+ RowDeleted( row );
+ }
+
+ // implementation of base class virtuals to define model
+
+ virtual unsigned int GetColumnCount() const
+ {
+ return 2;
+ }
+
+ virtual wxString GetColumnType( unsigned int col ) const
+ {
+ return "string";
+ }
+
+ virtual unsigned int GetRowCount()
+ {
+ return m_array.GetCount();
+ }
+
+ virtual void GetValue( wxVariant &variant,
+ unsigned int row, unsigned int col ) const
+ {
+ if (col==0)
+ {
+ variant = m_array[ row ];
+ }
+ else
+ {
+ wxString str;
+ str.Printf( "row %d col %d", row, col );
+ variant = str;
+ }
+ }
+
+ virtual bool SetValue( const wxVariant &variant,
+ unsigned int row, unsigned int col )
+ {
+ if (col == 0)
+ {
+ m_array[row] = variant.GetString();
+ return true;
+ }
+
+ return false;
+ }
+
+ wxArrayString m_array;
+};
+
// -------------------------------------
// MyApp
// -------------------------------------
public:
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
- void OnAdd(wxCommandEvent& event);
- void OnDelete(wxCommandEvent& event);
+
+ void OnAddMozart(wxCommandEvent& event);
+ void OnDeleteMusic(wxCommandEvent& event);
+
+ void OnPrependList(wxCommandEvent& event);
+ void OnDeleteList(wxCommandEvent& event);
+
+ void OnValueChanged( wxDataViewEvent &event );
+ void OnItemAdded( wxDataViewEvent &event );
+ void OnItemDeleted( wxDataViewEvent &event );
+
+ void OnActivated( wxDataViewEvent &event );
+ void OnExpanding( wxDataViewEvent &event );
+ void OnExpanded( wxDataViewEvent &event );
+ void OnCollapsing( wxDataViewEvent &event );
+ void OnCollapsed( wxDataViewEvent &event );
+ void OnSelected( wxDataViewEvent &event );
+
+ void OnHeaderClick( wxDataViewEvent &event );
+ void OnHeaderRightClick( wxDataViewEvent &event );
+ void OnSorted( wxDataViewEvent &event );
+
+ void OnRightClick( wxMouseEvent &event );
+ void OnGoto( wxCommandEvent &event);
private:
- wxDataViewCtrl* m_dataview;
+ wxDataViewCtrl* m_musicCtrl;
+ wxObjectDataPtr<MyMusicModel> m_music_model;
+
+ wxDataViewCtrl* m_listCtrl;
+ wxObjectDataPtr<MyListModel> m_list_model;
+
wxTextCtrl * m_log;
- wxObjectDataPtr<MyMusicModel> m_model;
+ wxLog *m_logOld;
private:
DECLARE_EVENT_TABLE()
// build the first frame
MyFrame *frame =
- new MyFrame(NULL, wxT("wxDataViewCtrl feature test"), 10, 10, 700, 440);
+ new MyFrame(NULL, wxT("wxDataViewCtrl feature test"), 40, 40, 700, 440);
frame->Show(true);
SetTopWindow(frame);
ID_ABOUT = wxID_ABOUT,
ID_EXIT = wxID_EXIT,
- ID_ADD = 100,
- ID_DELETE = 101,
+ ID_MUSIC_CTRL = 50,
+
+ ID_ADD_MOZART = 100,
+ ID_DELETE_MUSIC = 101,
+
+ ID_PREPEND_LIST = 200,
+ ID_DELETE_LIST = 201,
+ ID_GOTO = 202
};
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU( ID_ABOUT, MyFrame::OnAbout )
EVT_MENU( ID_EXIT, MyFrame::OnQuit )
- EVT_BUTTON( ID_ADD, MyFrame::OnAdd )
- EVT_BUTTON( ID_DELETE, MyFrame::OnDelete )
+ EVT_BUTTON( ID_ADD_MOZART, MyFrame::OnAddMozart )
+ EVT_BUTTON( ID_DELETE_MUSIC, MyFrame::OnDeleteMusic )
+ EVT_BUTTON( ID_PREPEND_LIST, MyFrame::OnPrependList )
+ EVT_BUTTON( ID_DELETE_LIST, MyFrame::OnDeleteList )
+ EVT_BUTTON( ID_GOTO, MyFrame::OnGoto)
+
+ EVT_DATAVIEW_MODEL_ITEM_ADDED( ID_MUSIC_CTRL, MyFrame::OnItemAdded )
+ EVT_DATAVIEW_MODEL_ITEM_DELETED( ID_MUSIC_CTRL, MyFrame::OnItemDeleted )
+ EVT_DATAVIEW_MODEL_VALUE_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
+ EVT_DATAVIEW_MODEL_ITEM_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
+
+ EVT_DATAVIEW_ITEM_ACTIVATED(ID_MUSIC_CTRL, MyFrame::OnActivated )
+ EVT_DATAVIEW_ITEM_EXPANDING(ID_MUSIC_CTRL, MyFrame::OnExpanding)
+ EVT_DATAVIEW_ITEM_EXPANDED(ID_MUSIC_CTRL, MyFrame::OnExpanded)
+ EVT_DATAVIEW_ITEM_COLLAPSING(ID_MUSIC_CTRL, MyFrame::OnCollapsing)
+ EVT_DATAVIEW_ITEM_COLLAPSED(ID_MUSIC_CTRL, MyFrame::OnCollapsed)
+ EVT_DATAVIEW_ITEM_SELECTED(ID_MUSIC_CTRL, MyFrame::OnSelected)
+
+ EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderClick)
+ EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(ID_MUSIC_CTRL, MyFrame::OnHeaderRightClick)
+ EVT_DATAVIEW_COLUMN_SORTED(ID_MUSIC_CTRL, MyFrame::OnSorted)
+
+ EVT_RIGHT_UP(MyFrame::OnRightClick)
END_EVENT_TABLE()
MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
{
+ m_log = NULL;
+
SetIcon(wxICON(sample));
// build the menus:
wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
- m_dataview = new wxDataViewCtrl( this, wxID_ANY, wxDefaultPosition,
- wxDefaultSize );
+ wxBoxSizer *data_sizer = new wxBoxSizer( wxHORIZONTAL );
+
+ // MyMusic
- m_model = new MyMusicModel;
- m_dataview->AssociateModel( m_model.get() );
+ m_musicCtrl = new wxDataViewCtrl( this, ID_MUSIC_CTRL, wxDefaultPosition,
+ wxDefaultSize, wxDV_MULTIPLE );
- m_dataview->AppendTextColumn( "Title", 0, wxDATAVIEW_CELL_INERT, 200,
+ m_music_model = new MyMusicModel;
+ m_musicCtrl->AssociateModel( m_music_model.get() );
+
+ m_musicCtrl->AppendTextColumn( "Title", 0, wxDATAVIEW_CELL_INERT, 200,
DEFAULT_ALIGN, wxDATAVIEW_COL_SORTABLE );
- m_dataview->AppendTextColumn( "Artist", 1, wxDATAVIEW_CELL_EDITABLE, 200,
+ m_musicCtrl->AppendTextColumn( "Artist", 1, wxDATAVIEW_CELL_EDITABLE, 200,
DEFAULT_ALIGN, wxDATAVIEW_COL_SORTABLE );
- m_dataview->AppendTextColumn( "Year", 2, wxDATAVIEW_CELL_INERT, 50,
+ m_musicCtrl->AppendTextColumn( "Year", 2, wxDATAVIEW_CELL_INERT, 50,
DEFAULT_ALIGN );
- main_sizer->Add( m_dataview, 2, wxGROW );
+ data_sizer->Add( m_musicCtrl, 3, wxGROW );
+
+#if 1
+
+ // MyList
+
+ m_listCtrl = new wxDataViewCtrl( this, wxID_ANY, wxDefaultPosition,
+ wxDefaultSize, wxDV_MULTIPLE );
+
+ m_list_model = new MyListModel;
+ m_listCtrl->AssociateModel( m_list_model.get() );
+
+ m_listCtrl->AppendTextColumn( "editable string", 0, wxDATAVIEW_CELL_EDITABLE, 120 );
+ m_listCtrl->AppendTextColumn( "index", 1, wxDATAVIEW_CELL_INERT, 120 );
+
+ data_sizer->Add( m_listCtrl, 2, wxGROW );
+
+#endif
+
+ main_sizer->Add( data_sizer, 2, wxGROW );
wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
- button_sizer->Add( new wxButton( this, ID_ADD, "Add Mozart"), 0, wxALL, 10 );
- button_sizer->Add( new wxButton( this, ID_DELETE, "Delete selected"), 0, wxALL, 10 );
+ button_sizer->Add( new wxButton( this, ID_ADD_MOZART, "Add Mozart"), 0, wxALL, 10 );
+ button_sizer->Add( new wxButton( this, ID_DELETE_MUSIC, "Delete selected"), 0, wxALL, 10 );
+ button_sizer->Add( 10, 10, 1 );
+ button_sizer->Add( new wxButton( this, ID_PREPEND_LIST, "Prepend"), 0, wxALL, 10 );
+ button_sizer->Add( new wxButton( this, ID_DELETE_LIST, "Delete selected"), 0, wxALL, 10 );
+ button_sizer->Add( new wxButton( this, ID_GOTO, "Goto 50"), 0, wxALL, 10 );
- main_sizer->Add( button_sizer, 0, 0, 0 );
+ main_sizer->Add( button_sizer, 0, wxGROW, 0 );
m_log = new wxTextCtrl( this, -1, "", wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE );
-
+ m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_log));
+ wxLogMessage("This is the log window");
+
main_sizer->Add( m_log, 1, wxGROW );
SetSizer( main_sizer );
Close(true);
}
-void MyFrame::OnDelete(wxCommandEvent& WXUNUSED(event) )
+void MyFrame::OnAddMozart(wxCommandEvent& WXUNUSED(event) )
{
- wxDataViewItem item = m_dataview->GetSelection();
- if (item.IsOk())
- m_model->Delete( item );
+ m_music_model->AddToClassical( "Kleine Nachtmusik", "Wolfgang Mozart", "1787" );
+}
+
+void MyFrame::OnDeleteMusic(wxCommandEvent& WXUNUSED(event) )
+{
+ wxDataViewItemArray items;
+ int len = m_musicCtrl->GetSelections( items );
+ for( int i = 0; i < len; i ++ )
+ if (items[i].IsOk())
+ m_music_model->Delete( items[i] );
+}
+
+void MyFrame::OnPrependList( wxCommandEvent& WXUNUSED(event) )
+{
+ m_list_model->Prepend( "Test" );
+}
+
+void MyFrame::OnDeleteList( wxCommandEvent& WXUNUSED(event) )
+{
+ wxDataViewItemArray items;
+ int len = m_listCtrl->GetSelections( items );
+ for( int i = 0; i < len; i ++ )
+ if (items[i].IsOk())
+ m_list_model->DeleteItem( items[i] );
+}
+
+void MyFrame::OnItemAdded( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, Item Id: %d",event.GetItem().GetID());
+}
+
+void MyFrame::OnItemDeleted( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage( "EVT_DATAVIEW_MODEL_ITEM_DELETED, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnValueChanged( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage( "EVT_DATAVIEW_MODEL_VALUE_CHANGED, Item Id: %d; Column: %d", event.GetItem().GetID(), event.GetColumn() );
+}
+
+void MyFrame::OnActivated( wxDataViewEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, Item Id: %d; Column: %d", event.GetItem().GetID(), event.GetColumn());
+}
+
+void MyFrame::OnSelected( wxDataViewEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnExpanding( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnExpanded( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnCollapsing( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnCollapsed( wxDataViewEvent &event )
+{
+ if (!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, Item Id: %d", event.GetItem().GetID() );
+}
+
+void MyFrame::OnHeaderClick( wxDataViewEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, Column: %d", event.GetColumn());
+}
+
+void MyFrame::OnHeaderRightClick( wxDataViewEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, Column: %d", event.GetColumn());
+}
+
+void MyFrame::OnSorted( wxDataViewEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, Column: %d", event.GetColumn());
+}
+
+void MyFrame::OnRightClick( wxMouseEvent &event )
+{
+ if(!m_log)
+ return;
+
+ wxLogMessage("wxEVT_MOUSE_RIGHT_UP, Click Point is X: %d, Y: %d", event.GetX(), event.GetY());
}
-void MyFrame::OnAdd(wxCommandEvent& WXUNUSED(event) )
+void MyFrame::OnGoto( wxCommandEvent &event)
{
- m_model->AddToClassical( "Kleine Nachtmusik", "Wolfgang Mozart", "1787" );
+ wxDataViewItem item = m_list_model->GetItem( 50 );
+ m_listCtrl->EnsureVisible(item);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )