+// ----------------------------------------------------------------------------
+// deleting items
+// ----------------------------------------------------------------------------
+
+void wxListBox::DoClear()
+{
+ wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+ InvalidateBestSize();
+
+ gtk_list_store_clear( m_liststore ); /* well, THAT was easy :) */
+}
+
+void wxListBox::DoDeleteOneItem(unsigned int n)
+{
+ wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+ InvalidateBestSize();
+
+ GtkTreeIter iter;
+ wxCHECK_RET( GtkGetIteratorFor(n, &iter), wxT("wrong listbox index") );
+
+ // this returns false if iter is invalid (e.g. deleting item at end) but
+ // since we don't use iter, we ignore the return value
+ gtk_list_store_remove(m_liststore, &iter);
+}
+
+// ----------------------------------------------------------------------------
+// helper functions for working with iterators
+// ----------------------------------------------------------------------------
+
+bool wxListBox::GtkGetIteratorFor(unsigned pos, GtkTreeIter *iter) const
+{
+ if ( !gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(m_liststore),
+ iter, NULL, pos) )
+ {
+ wxLogDebug(wxT("gtk_tree_model_iter_nth_child(%u) failed"), pos);
+ return false;
+ }
+
+ return true;
+}
+
+int wxListBox::GtkGetIndexFor(GtkTreeIter& iter) const
+{
+ GtkTreePath *path =
+ gtk_tree_model_get_path(GTK_TREE_MODEL(m_liststore), &iter);
+
+ gint* pIntPath = gtk_tree_path_get_indices(path);
+
+ wxCHECK_MSG( pIntPath, wxNOT_FOUND, _T("failed to get iterator path") );
+
+ int idx = pIntPath[0];
+
+ gtk_tree_path_free( path );
+
+ return idx;
+}
+
+// get GtkTreeEntry from position (note: you need to g_unref it if valid)
+GtkTreeEntry *wxListBox::GtkGetEntry(unsigned n) const
+{
+ GtkTreeIter iter;
+ if ( !GtkGetIteratorFor(n, &iter) )
+ return NULL;
+
+
+ GtkTreeEntry* entry = NULL;
+ gtk_tree_model_get(GTK_TREE_MODEL(m_liststore), &iter,
+ WXLISTBOX_DATACOLUMN, &entry, -1);
+
+ return entry;
+}
+
+void wxListBox::GtkSetItem(GtkTreeIter& iter, const GtkTreeEntry *entry)
+{
+#if wxUSE_CHECKLISTBOX
+ if ( m_hasCheckBoxes )
+ {
+ gtk_list_store_set(m_liststore, &iter,
+ 0, FALSE, // FALSE == not toggled
+ 1, entry,
+ -1);
+ }
+ else
+#endif // wxUSE_CHECKLISTBOX
+ {
+ gtk_list_store_set(m_liststore, &iter, 0, entry, -1);
+ }
+}
+
+// ----------------------------------------------------------------------------
+// client data
+// ----------------------------------------------------------------------------
+
+void* wxListBox::DoGetItemClientData(unsigned int n) const
+{
+ wxCHECK_MSG( IsValid(n), NULL,
+ wxT("Invalid index passed to GetItemClientData") );
+
+ GtkTreeEntry* entry = GtkGetEntry(n);
+ wxCHECK_MSG(entry, NULL, wxT("could not get entry"));
+
+ void* userdata = gtk_tree_entry_get_userdata( entry );
+ g_object_unref (entry);
+ return userdata;
+}
+
+void wxListBox::DoSetItemClientData(unsigned int n, void* clientData)
+{
+ wxCHECK_RET( IsValid(n),
+ wxT("Invalid index passed to SetItemClientData") );
+
+ GtkTreeEntry* entry = GtkGetEntry(n);
+ wxCHECK_RET(entry, wxT("could not get entry"));
+
+ gtk_tree_entry_set_userdata( entry, clientData );
+ g_object_unref (entry);
+}
+
+// ----------------------------------------------------------------------------
+// string list access
+// ----------------------------------------------------------------------------
+
+void wxListBox::SetString(unsigned int n, const wxString& label)
+{
+ wxCHECK_RET( IsValid(n), wxT("invalid index in wxListBox::SetString") );
+ wxCHECK_RET( m_treeview != NULL, wxT("invalid listbox") );
+
+ GtkTreeEntry* entry = GtkGetEntry(n);
+ wxCHECK_RET( entry, wxT("wrong listbox index") );
+
+ // update the item itself
+ gtk_tree_entry_set_label(entry, wxGTK_CONV(label));
+
+ // and update the model which will refresh the tree too
+ GtkTreeIter iter;
+ wxCHECK_RET( GtkGetIteratorFor(n, &iter), _T("failed to get iterator") );
+
+ // FIXME: this resets the checked status of a wxCheckListBox item
+
+ GtkSetItem(iter, entry);
+}
+
+wxString wxListBox::GetString(unsigned int n) const
+{
+ wxCHECK_MSG( m_treeview != NULL, wxEmptyString, wxT("invalid listbox") );
+
+ GtkTreeEntry* entry = GtkGetEntry(n);
+ wxCHECK_MSG( entry, wxEmptyString, wxT("wrong listbox index") );
+
+ wxString label = wxGTK_CONV_BACK( gtk_tree_entry_get_label(entry) );
+
+ g_object_unref (entry);
+ return label;
+}
+
+unsigned int wxListBox::GetCount() const
projects / wxWidgets.git / blobdiff