[glom] Added missing file.

[Murray Cumming <murrayc src gnome org>]

commit 35c606443f82cb1a9835d97339d6725b2dfdfef2
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Apr 26 10:48:11 2010 +0200

    Added missing file.

 glom/libglom/example_document_load.cc |  164 +++++++++++++++++++++++++++++++++
 1 files changed, 164 insertions(+), 0 deletions(-)
---
diff --git a/glom/libglom/example_document_load.cc b/glom/libglom/example_document_load.cc
new file mode 100644
index 0000000..06cc263
--- /dev/null
+++ b/glom/libglom/example_document_load.cc
@@ -0,0 +1,164 @@
+/* Glom
+ *
+ * Copyright (C) 2009 Openismus GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+// Compile this like so:
+// g++ test_document.cc `pkg-config glom-1.0 --libs --cflags`
+
+#include <libglom/document/document.h>
+#include <libglom/init.h>
+
+void print_layout_group(const Glom::sharedptr<Glom::LayoutGroup>& layout_group, const Glib::ustring& indent)
+{
+  if(!layout_group)
+    return;
+
+  //Look at each child item:
+  const Glom::LayoutGroup::type_list_items items = layout_group->get_items();
+  for(Glom::LayoutGroup::type_list_items::const_iterator iter = items.begin(); iter != items.end(); ++iter)
+  {
+    Glom::sharedptr<Glom::LayoutItem> layout_item = *iter;
+    if(!layout_item)
+      continue;
+
+    std::cout << indent << "Layout Item: title=" << layout_item->get_title_or_name()
+      << ", item type=" << layout_item->get_part_type_name();
+
+    const Glib::ustring display_name = layout_item->get_layout_display_name();
+    if(!display_name.empty())
+      std::cout << " (" << layout_item->get_layout_display_name() << ")";
+
+    std::cout << std::endl;
+
+    //Recurse into child groups:
+    Glom::sharedptr<Glom::LayoutGroup> group = Glom::sharedptr<Glom::LayoutGroup>::cast_dynamic(layout_item);
+    if(group)
+    {
+      print_layout_group(group, indent + "  ");
+    }
+  }
+}
+
+void print_layout(const Glom::Document::type_list_layout_groups& layout_groups)
+{
+  for(Glom::Document::type_list_layout_groups::const_iterator iter = layout_groups.begin(); iter != layout_groups.end(); ++iter)
+  {
+    Glom::sharedptr<Glom::LayoutGroup> layout_group = *iter;
+    if(!layout_group)
+      continue;
+
+    std::cout << "    Layout Group: title=" << layout_group->get_title_or_name() << std::endl;
+    print_layout_group(layout_group, "      ");
+  }
+}
+
+int main()
+{
+  Glom::libglom_init();
+
+
+  // Get a URI for a test file:
+  Glib::ustring uri;
+
+  #ifdef GLIBMM_EXCEPTIONS_ENABLED
+  try
+  {
+    uri = Glib::filename_to_uri("/usr/share/glom/doc/examples/example_music_collection.glom");
+  }
+  catch(const Glib::ConvertError& ex)
+  {
+    std::cerr << "Exception from Glib::filename_to_uri(): " << ex.what();
+    return 1;
+  }
+  #else
+  std::auto_ptr<Glib::Error> ex;
+  uri = Glib::filename_to_uri("/usr/share/glom/doc/examples/example_music_collection.glom", ex);
+  #endif
+
+  std::cout << "URI=" << uri << std::endl;
+
+
+  // Load the document:
+  Glom::Document document;
+  document.set_file_uri(uri);
+  int failure_code = 0;
+  const bool test = document.load(failure_code);
+  std::cout << "Document load result=" << test << std::endl;
+
+  if(!test)
+    return 1;
+
+  std::cout << "Database Title: " << document.get_database_title() << std::endl;
+  std::cout << "Default Table: " << document.get_default_table() << std::endl;
+
+
+  // Look at each table:
+  typedef std::vector<Glib::ustring> type_vecstrings;
+  const type_vecstrings table_names = document.get_table_names();
+  for(type_vecstrings::const_iterator iter = table_names.begin(); iter != table_names.end(); ++iter)
+  {
+    const Glib::ustring table_name = *iter;
+    std::cout << "Table: " << table_name << std::endl;
+
+    // List the fields for this table:
+    Glom::Document::type_vec_fields fields = document.get_table_fields(table_name);
+    for(Glom::Document::type_vec_fields::const_iterator iter = fields.begin(); iter != fields.end(); ++iter)
+    {
+       const Glom::sharedptr<const Glom::Field> field = *iter;
+       if(!field)
+         continue;
+
+       const Glom::Field::glom_field_type field_type = field->get_glom_type();
+
+       std::cout << "  Field: name=" << field->get_name()
+         << ", title=" << field->get_title_or_name()
+         << ", type=" << Glom::Field::get_type_name_ui(field_type) << std::endl;
+
+    }
+
+    // List the relationships for this table:
+    Glom::Document::type_vec_relationships relationships = document.get_relationships(table_name);
+    for(Glom::Document::type_vec_relationships::const_iterator iter = relationships.begin(); iter != relationships.end(); ++iter)
+    {
+       const Glom::sharedptr<const Glom::Relationship> relationship = *iter;
+       if(!relationship)
+         continue;
+
+       std::cout << "  Relationship: from field=" << relationship->get_from_field()
+         << ", to table=" << relationship->get_to_table()
+         << ", to field=" << relationship->get_to_field()  << std::endl;
+    }
+
+    //Show the layouts for this table:
+    const Glom::Document::type_list_layout_groups layout_list =
+      document.get_data_layout_groups("list", table_name);
+    std::cout << "  Layout: List:" << std::endl;
+    print_layout(layout_list);
+
+    const Glom::Document::type_list_layout_groups layout_details =
+      document.get_data_layout_groups("details", table_name);
+    std::cout << "  Layout: Details:" << std::endl;
+    print_layout(layout_details);
+  }
+
+  Glom::libglom_deinit();
+
+
+  return 0;
+}