GTK: Make folder tree views expand columns properly, also refactor the code i...

chrome/browser/gtk/bookmark_tree_model.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_GTK_BOOKMARK_TREE_MODEL_H_
 #define CHROME_BROWSER_GTK_BOOKMARK_TREE_MODEL_H_
 
 #include <string>
 #include "base/basictypes.h"
 
 class BookmarkModel;
 class BookmarkNode;
 
 typedef struct _GtkTreeIter GtkTreeIter;
 typedef struct _GtkTreeModel GtkTreeModel;
 typedef struct _GtkTreeStore GtkTreeStore;
 typedef struct _GdkPixbuf GdkPixbuf;
+typedef struct _GtkWidget GtkWidget;
 
 namespace bookmark_utils {
 
 enum FolderTreeStoreColumns {
   FOLDER_ICON,
   FOLDER_NAME,
   ITEM_ID,
   FOLDER_STORE_NUM_COLUMNS
 };
 
@@ skipping 11 matching lines @@
 // to include bookmarks in the tree, or to only show folders.
 void AddToTreeStore(BookmarkModel* model, int64 selected_id,
                     GtkTreeStore* store, GtkTreeIter* selected_iter);
 
 // As above, but inserts just the tree rooted at |node| as a child of |parent|.
 // If |parent| is NULL, add it at the top level.
 void AddToTreeStoreAt(const BookmarkNode* node, int64 selected_id,
                       GtkTreeStore* store, GtkTreeIter* selected_iter,
                       GtkTreeIter* parent);
 
+// Makes a tree view for the store. This will take ownership of |store| and the
+// returned widget has a floating reference.
+GtkWidget* MakeTreeViewForStore(GtkTreeStore* store);
+
 // Commits changes to a GtkTreeStore built from BuildTreeStoreFrom() back
 // into the BookmarkModel it was generated from.  Returns the BookmarkNode that
 // represented by |selected|.
 const BookmarkNode* CommitTreeStoreDifferencesBetween(
     BookmarkModel* model, GtkTreeStore* tree_store,
     GtkTreeIter* selected);
 
 // Returns the id field of the row pointed to by |iter|.
 int64 GetIdFromTreeIter(GtkTreeModel* model, GtkTreeIter* iter);
 
 // Returns the title field of the row pointed to by |iter|.
 std::wstring GetTitleFromTreeIter(GtkTreeModel* model, GtkTreeIter* iter);
 
 }  // namespace bookmark_utils
 
 #endif  // CHROME_BROWSER_GTK_BOOKMARK_TREE_MODEL_H_