Updated wxDataViewCtrl sample

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37654 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/samples/dataview/dataview.cpp b/samples/dataview/dataview.cpp
index 22538962f95f7270ca67582fd6cfbfb413d5b9c3..06059c6ffeeac31553ca00dde88a2a5937ebbc27 100644 (file)
--- a/samples/dataview/dataview.cpp
+++ b/samples/dataview/dataview.cpp
@@ -24,224 +24,34 @@
 #include "mondrian.xpm"
 #endif
 
-// -------------------- wxDataViewControl -------------------- 
+#include "wx/dataview.h"
 
-// wxDataViewStore
-
-class wxDataViewStore
-{
-public:
-    wxDataViewStore() { }
-    virtual ~wxDataViewStore() { }
-    
-protected:
-    DECLARE_NO_COPY_CLASS(wxDataViewStore)
-};
-
-
-// wxDataViewListStoreBase
-
-class wxDataViewListStoreBase: public wxDataViewStore
-{
-public:
-    wxDataViewListStoreBase() { }
-
-    virtual bool AppendRow() = 0;
-    
-protected:
-    DECLARE_NO_COPY_CLASS(wxDataViewListStoreBase)
-};
-
-
-// wxDataViewCtrlBase
-
-class wxDataViewCtrlBase: public wxControl
-{
-public:
-    wxDataViewCtrlBase();
-
-    // Define public API here
-    
-    virtual bool AppendStringColumn( const wxString &label, int index ) = 0;
-    
-    virtual bool AssociateStore( wxDataViewStore *store );
-    wxDataViewStore* GetStore();
-    
-private:
-    wxDataViewStore     *m_store;
-
-protected:
-    DECLARE_NO_COPY_CLASS(wxDataViewCtrlBase)
-};
-
-
-// -------------------- GTK2 header -------------------- 
-
-#ifdef __WXGTK20__
-
-#include "wx/gtk/private.h"
-
-class wxDataViewListStore: public wxDataViewListStoreBase
-{
-public:
-    wxDataViewListStore();
-    
-    // interface
-    virtual bool AppendRow();
-    
-    // implementation
-    GtkListStore* GetGtkListStore() { return m_store; }
-    
-private:
-    GtkListStore  *m_store;
-
-protected:
-    DECLARE_NO_COPY_CLASS(wxDataViewListStore)
-};
+// -------------------------------------
+// MyTextModel
+// -------------------------------------
 
-class wxDataViewCtrl: public wxDataViewCtrlBase
+class MyTextModel: public wxDataViewListModel
 {
 public:
-    wxDataViewCtrl() 
-    {
-        Init();
-    }
-    
-    wxDataViewCtrl( wxWindow *parent, wxWindowID id,
-           const wxPoint& pos = wxDefaultPosition,
-           const wxSize& size = wxDefaultSize, long style = 0,
-           const wxValidator& validator = wxDefaultValidator )
-    {
-        Create(parent, id, pos, size, style, validator );
-    }
-
-    virtual ~wxDataViewCtrl();
-
-    void Init();
-
-    bool Create(wxWindow *parent, wxWindowID id,
-           const wxPoint& pos = wxDefaultPosition,
-           const wxSize& size = wxDefaultSize, long style = 0,
-           const wxValidator& validator = wxDefaultValidator );
-
-    virtual bool AppendStringColumn( const wxString &label, int index );
-
-    virtual bool AssociateStore( wxDataViewStore *store );
-    
-    
-private:
-    DECLARE_DYNAMIC_CLASS(wxDataViewCtrl)
-    DECLARE_NO_COPY_CLASS(wxDataViewCtrl)
-};
-
-#endif
-
-// -------------------- wxDataViewControl -------------------- 
-
-wxDataViewCtrlBase::wxDataViewCtrlBase() 
-{ 
-    m_store = NULL;
+    MyTextModel() {}
+    
+    virtual size_t GetNumberOfRows() 
+        { return 1000; }
+    virtual size_t GetNumberOfCols()
+        { return 3; }
+    // as reported by wxVariant
+    virtual wxString GetColType( size_t col )
+        { return wxT("string"); }
+    virtual wxVariant GetValue( size_t col, size_t row )
+        {   wxString tmp; 
+            tmp.Printf( wxT("item(%d;%d)"), (int)row, (int)col ); 
+            return tmp;
+        }
 }
 
-bool wxDataViewCtrlBase::AssociateStore( wxDataViewStore *store )
-{
-    m_store = store;
-    
-    return true;
-}
-    
-wxDataViewStore* wxDataViewCtrlBase::GetStore()
-{
-    return m_store;
-}
-
-IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl,wxControl)
-
-// -------------------- GTK2 implementaion -------------------- 
-
-#ifdef __WXGTK20__
-
-// wxDataViewListStore
-
-wxDataViewListStore::wxDataViewListStore()
-{
-    m_store = gtk_list_store_new( 3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING );
-}
-
-bool wxDataViewListStore::AppendRow()
-{
-    GtkTreeIter iter;
-    gtk_list_store_append( m_store, &iter );
-    
-    return true;
-}
-
-
-// wxDataViewCtrl
-
-wxDataViewCtrl::~wxDataViewCtrl()
-{
-}
-
-void wxDataViewCtrl::Init()
-{
-}
-
-bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
-           const wxPoint& pos, const wxSize& size, 
-           long style, const wxValidator& validator )
-{
-    Init();
-    
-    m_needParent = TRUE;
-    m_acceptsFocus = TRUE;
-
-    if (!PreCreation( parent, pos, size ) ||
-        !CreateBase( parent, id, pos, size, style, validator ))
-    {
-        wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
-        return FALSE;
-    }
-    
-    m_widget = gtk_tree_view_new();
-    
-    m_parent->DoAddChild( this );
-
-    PostCreation(size);
-
-    return true;
-}
-
-bool wxDataViewCtrl::AppendStringColumn( const wxString &label, int index )
-{
-    GtkCellRenderer *renderer 
-        = gtk_cell_renderer_text_new();
-    
-    GtkTreeViewColumn *column
-        = gtk_tree_view_column_new_with_attributes( wxGTK_CONV(label), renderer, "text", index, NULL );
-
-    gtk_tree_view_append_column( GTK_TREE_VIEW(m_widget), column );
-
-    return true;
-}
-
-bool wxDataViewCtrl::AssociateStore( wxDataViewStore *store )
-{
-    wxDataViewCtrlBase::AssociateStore( store );
-
-    // Right now we only have the GTK+ port's
-    // list store variant, so cast to that...
-    
-    wxDataViewListStore *liststore = (wxDataViewListStore*) store;
-    
-    gtk_tree_view_set_model( GTK_TREE_VIEW(m_widget), GTK_TREE_MODEL(liststore->GetGtkListStore()) );
-    
-    return true;
-}
-
-#endif
-
-// -------------------- wxDataViewControl -------------------- 
+// -------------------------------------
+// MyApp
+// -------------------------------------
 
 class MyApp: public wxApp
 {
@@ -249,6 +59,10 @@ public:
     bool OnInit(void);
 };
 
+// -------------------------------------
+// MyFrame
+// -------------------------------------
+
 class MyFrame: public wxFrame
 {
 public:
@@ -262,20 +76,19 @@ private:
     wxDataViewCtrl* dataview;
 };
 
-// ID for the menu commands
+// -------------------------------------
+// MyApp
+// -------------------------------------
+
 #define DYNAMIC_QUIT   wxID_EXIT
 #define DYNAMIC_ABOUT  wxID_ABOUT
 
-// Create a new application object
 IMPLEMENT_APP  (MyApp)
 
-// `Main program' equivalent, creating windows and returning main app frame
 bool MyApp::OnInit(void)
 {
-    // Create the main frame window
     MyFrame *frame = new MyFrame(NULL, _T("Dynamic wxWidgets App"), 50, 50, 450, 340);
 
-    // Show the frame
     frame->Show(true);
 
     SetTopWindow(frame);
@@ -287,18 +100,15 @@ bool MyApp::OnInit(void)
 // MyFrame
 // -------------------------------------
 
-// My frame constructor
 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))
 {
-    // Give it an icon
 #ifdef __WXMSW__
     SetIcon(wxIcon(_T("mondrian")));
 #else
     SetIcon(wxIcon(mondrian_xpm));
 #endif
 
-    // Make a menubar
     wxMenu *file_menu = new wxMenu;
 
     file_menu->Append(DYNAMIC_ABOUT, _T("&About"));
@@ -317,17 +127,12 @@ MyFrame::MyFrame(wxFrame *frame, wxChar *title, int x, int y, int w, int h):
     
     
     dataview = new wxDataViewCtrl( this, -1 );
-    dataview->AppendStringColumn( wxT("first"), 0 );
-    dataview->AppendStringColumn( wxT("second"), 1 );
-    dataview->AppendStringColumn( wxT("third"), 2 );
-    
-    wxDataViewListStore *store = new wxDataViewListStore;
-    store->AppendRow();
-    store->AppendRow();
-    store->AppendRow();
-    store->AppendRow();
+    dataview->AppendStringColumn( wxT("first") );
+    dataview->AppendStringColumn( wxT("second") );
+    dataview->AppendStringColumn( wxT("third") );
     
-    dataview->AssociateStore( store );
+    MyTextModel *model = new MyTextModel;
+    dataview->AssociateModel( Model );
 }
 
 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )