add last backwards-compatible version

foobar2000/helpers/listview_helper.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#ifdef FOOBAR2000_DESKTOP_WINDOWS
+
+namespace listview_helper
+{
+	unsigned insert_item(HWND p_listview,unsigned p_index,const char * p_name,LPARAM p_param);//returns index of new item on success, infinite on failure
+
+	unsigned insert_column(HWND p_listview,unsigned p_index,const char * p_name,unsigned p_width_dlu);//returns index of new item on success, infinite on failure
+
+	bool set_item_text(HWND p_listview,unsigned p_index,unsigned p_column,const char * p_name);
+
+	bool is_item_selected(HWND p_listview,unsigned p_index);
+
+	void set_item_selection(HWND p_listview,unsigned p_index,bool p_state);
+
+	bool select_single_item(HWND p_listview,unsigned p_index);
+
+	bool ensure_visible(HWND p_listview,unsigned p_index);
+
+	void get_item_text(HWND p_listview,unsigned p_index,unsigned p_column,pfc::string_base & p_out);
+
+	unsigned insert_item2(HWND p_listview, unsigned p_index, const char * col0, const char * col1, LPARAM p_param = 0);
+	unsigned insert_item3(HWND p_listview, unsigned p_index, const char * col0, const char * col1, const char * col2, LPARAM p_param = 0);
+
+
+};
+
+static int ListView_GetFirstSelection(HWND p_listview) {
+	return ListView_GetNextItem(p_listview,-1,LVNI_SELECTED);
+}
+
+static int ListView_GetSingleSelection(HWND p_listview) {
+	if (ListView_GetSelectedCount(p_listview) != 1) return -1;
+	return ListView_GetFirstSelection(p_listview);
+}
+
+static int ListView_GetFocusItem(HWND p_listview) {
+	return ListView_GetNextItem(p_listview,-1,LVNI_FOCUSED);
+}
+
+static bool ListView_IsItemSelected(HWND p_listview,int p_index) {
+	return ListView_GetItemState(p_listview,p_index,LVIS_SELECTED) != 0;
+}
+
+void ListView_GetContextMenuPoint(HWND p_list,LPARAM p_coords,POINT & p_point,int & p_selection);
+void ListView_GetContextMenuPoint(HWND p_list,POINT p_coords,POINT & p_point,int & p_selection);
+
+int ListView_GetColumnCount(HWND listView);
+
+#endif // FOOBAR2000_DESKTOP_WINDOWS