Add sorting, a size column.

Try making the tree view on the left auto-expand/collapse when
  the selection changes.
Some bug fixes.
This commit is contained in:
Owen Taylor 2003-03-21 23:59:22 +00:00
parent d9748614f1
commit fe1c0a8bfd
4 changed files with 243 additions and 23 deletions

View File

@ -29,6 +29,7 @@
#include <gtk/gtklabel.h>
#include <gtk/gtkscrolledwindow.h>
#include <gtk/gtktreeview.h>
#include <gtk/gtktreemodelsort.h>
#include <gtk/gtktreeselection.h>
#include <gtk/gtkvbox.h>
@ -50,6 +51,7 @@ struct _GtkFileChooserImplDefault
GtkFileSystem *file_system;
GtkFileSystemModel *tree_model;
GtkFileSystemModel *list_model;
GtkTreeModelSort *sort_model;
GtkFileChooserAction action;
@ -197,6 +199,7 @@ gtk_file_chooser_impl_default_init (GtkFileChooserImplDefault *impl)
gtk_widget_show (impl->list_scrollwin);
impl->list = gtk_tree_view_new ();
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (impl->list), TRUE);
gtk_container_add (GTK_CONTAINER (impl->list_scrollwin), impl->list);
gtk_widget_show (impl->list);
@ -379,6 +382,22 @@ gtk_file_chooser_impl_default_get_current_folder (GtkFileChooser *chooser)
return NULL;
}
static void
select_func (GtkFileSystemModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gpointer user_data)
{
GtkFileChooserImplDefault *impl = user_data;
GtkTreeView *tree_view = GTK_TREE_VIEW (impl->list);
GtkTreePath *sorted_path;
sorted_path = gtk_tree_model_sort_convert_child_path_to_path (impl->sort_model, path);
gtk_tree_view_set_cursor (tree_view, sorted_path, NULL, FALSE);
gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (impl->tree), sorted_path, NULL, TRUE, 0.3, 0.0);
gtk_tree_path_free (sorted_path);
}
static void
gtk_file_chooser_impl_default_select_uri (GtkFileChooser *chooser,
const char *uri)
@ -398,7 +417,7 @@ gtk_file_chooser_impl_default_select_uri (GtkFileChooser *chooser,
gtk_file_chooser_set_current_folder_uri (chooser, parent_uri);
g_free (parent_uri);
_gtk_file_system_model_uri_do (impl->list_model, uri,
expand_and_select_func, impl);
select_func, impl);
}
}
@ -410,9 +429,13 @@ unselect_func (GtkFileSystemModel *model,
{
GtkFileChooserImplDefault *impl = user_data;
GtkTreeView *tree_view = GTK_TREE_VIEW (impl->list);
GtkTreePath *sorted_path;
sorted_path = gtk_tree_model_sort_convert_child_path_to_path (impl->sort_model,
path);
gtk_tree_selection_unselect_path (gtk_tree_view_get_selection (tree_view),
path);
sorted_path);
gtk_tree_path_free (sorted_path);
}
static void
@ -451,12 +474,20 @@ get_uris_foreach (GtkTreeModel *model,
GtkTreeIter *iter,
gpointer data)
{
GtkTreePath *child_path;
GtkTreeIter child_iter;
const gchar *uri;
struct {
GSList *result;
GtkFileChooserImplDefault *impl;
} *info = data;
const gchar *uri = _gtk_file_system_model_get_uri (info->impl->tree_model, iter);
child_path = gtk_tree_model_sort_convert_path_to_child_path (info->impl->sort_model, path);
gtk_tree_model_get_iter (GTK_TREE_MODEL (info->impl->list_model), &child_iter, child_path);
gtk_tree_path_free (child_path);
uri = _gtk_file_system_model_get_uri (info->impl->tree_model, &child_iter);
info->result = g_slist_prepend (info->result, g_strdup (uri));
}
@ -478,6 +509,91 @@ gtk_file_chooser_impl_default_get_uris (GtkFileChooser *chooser)
return g_slist_reverse (info.result);
}
static gint
name_sort_func (GtkTreeModel *model,
GtkTreeIter *a,
GtkTreeIter *b,
gpointer user_data)
{
GtkFileChooserImplDefault *impl = user_data;
const GtkFileInfo *info_a = _gtk_file_system_model_get_info (impl->tree_model, a);
const GtkFileInfo *info_b = _gtk_file_system_model_get_info (impl->tree_model, b);
return g_utf8_collate (gtk_file_info_get_display_name (info_a), gtk_file_info_get_display_name (info_b));
}
static gint
size_sort_func (GtkTreeModel *model,
GtkTreeIter *a,
GtkTreeIter *b,
gpointer user_data)
{
GtkFileChooserImplDefault *impl = user_data;
const GtkFileInfo *info_a = _gtk_file_system_model_get_info (impl->tree_model, a);
const GtkFileInfo *info_b = _gtk_file_system_model_get_info (impl->tree_model, b);
gint64 size_a = gtk_file_info_get_size (info_a);
gint64 size_b = gtk_file_info_get_size (info_b);
return size_a > size_b ? -1 : (size_a == size_b ? 0 : 1);
}
static void
open_and_close (GtkTreeView *tree_view,
GtkTreePath *target_path)
{
GtkTreeModel *model = gtk_tree_view_get_model (tree_view);
GtkTreeIter iter;
GtkTreePath *path;
path = gtk_tree_path_new ();
gtk_tree_path_append_index (path, 0);
gtk_tree_model_get_iter (model, &iter, path);
while (TRUE)
{
if (gtk_tree_path_is_ancestor (path, target_path) ||
gtk_tree_path_compare (path, target_path) == 0)
{
GtkTreeIter child_iter;
gtk_tree_view_expand_row (tree_view, path, FALSE);
if (gtk_tree_model_iter_children (model, &child_iter, &iter))
{
iter = child_iter;
gtk_tree_path_down (path);
goto next;
}
}
else
gtk_tree_view_collapse_row (tree_view, path);
while (TRUE)
{
GtkTreeIter parent_iter;
GtkTreeIter next_iter;
next_iter = iter;
if (gtk_tree_model_iter_next (model, &next_iter))
{
iter = next_iter;
gtk_tree_path_next (path);
goto next;
}
if (!gtk_tree_model_iter_parent (model, &parent_iter, &iter))
goto out;
iter = parent_iter;
gtk_tree_path_up (path);
}
next:
;
}
out:
gtk_tree_path_free (path);
}
static void
tree_selection_changed (GtkTreeSelection *selection,
GtkFileChooserImplDefault *impl)
@ -488,21 +604,42 @@ tree_selection_changed (GtkTreeSelection *selection,
{
g_object_unref (impl->list_model);
impl->list_model = NULL;
g_object_unref (impl->sort_model);
impl->sort_model = NULL;
}
if (gtk_tree_selection_get_selected (selection, NULL, &iter))
{
const gchar *uri = _gtk_file_system_model_get_uri (impl->tree_model, &iter);
GtkTreePath *path;
const gchar *uri;
/* Close the tree up to only the parents of the newly selected
* node and it's immediate children visible.
*/
path = gtk_tree_model_get_path (GTK_TREE_MODEL (impl->tree_model), &iter);
open_and_close (GTK_TREE_VIEW (impl->tree), path);
gtk_tree_path_free (path);
/* Now update the list view to show the new row.
*/
uri = _gtk_file_system_model_get_uri (impl->tree_model, &iter);
impl->list_model = _gtk_file_system_model_new (impl->file_system,
uri, 0,
GTK_FILE_INFO_DISPLAY_NAME);
GTK_FILE_INFO_DISPLAY_NAME |
GTK_FILE_INFO_SIZE);
_gtk_file_system_model_set_show_folders (impl->list_model, FALSE);
impl->sort_model = (GtkTreeModelSort *)gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (impl->list_model));
gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->sort_model), 0, name_sort_func, impl, NULL);
gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (impl->sort_model), 1, size_sort_func, impl, NULL);
gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (impl->sort_model),
name_sort_func, impl, NULL);
}
gtk_tree_view_set_model (GTK_TREE_VIEW (impl->list),
GTK_TREE_MODEL (impl->list_model));
GTK_TREE_MODEL (impl->sort_model));
g_signal_emit_by_name (impl, "current_folder_changed", 0);
g_signal_emit_by_name (impl, "selection_changed", 0);
@ -515,12 +652,25 @@ list_selection_changed (GtkTreeSelection *selection,
g_signal_emit_by_name (impl, "selection_changed", 0);
}
const GtkFileInfo *
get_list_file_info (GtkFileChooserImplDefault *impl,
GtkTreeIter *iter)
{
GtkTreeIter child_iter;
gtk_tree_model_sort_convert_iter_to_child_iter (impl->sort_model,
&child_iter,
iter);
return _gtk_file_system_model_get_info (impl->tree_model, &child_iter);
}
static void
name_data_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
tree_name_data_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkFileChooserImplDefault *impl = data;
const GtkFileInfo *info = _gtk_file_system_model_get_info (impl->tree_model, iter);
@ -533,29 +683,95 @@ name_data_func (GtkTreeViewColumn *tree_column,
}
}
static void
list_name_data_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkFileChooserImplDefault *impl = data;
const GtkFileInfo *info = get_list_file_info (impl, iter);
if (info)
{
g_object_set (cell,
"text", gtk_file_info_get_display_name (info),
NULL);
}
}
static void
list_size_data_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
GtkFileChooserImplDefault *impl = data;
const GtkFileInfo *info = get_list_file_info (impl, iter);
if (info)
{
gint64 size = gtk_file_info_get_size (info);
gchar *str;
if (size < (gint64)1024)
str = g_strdup_printf ("%d bytes", (gint)size);
else if (size < (gint64)1024*1024)
str = g_strdup_printf ("%.1f K", size / (1024.));
else if (size < (gint64)1024*1024*1024)
str = g_strdup_printf ("%.1f M", size / (1024.*1024.));
else
str = g_strdup_printf ("%.1f G", size / (1024.*1024.*1024.));
g_object_set (cell,
"text", str,
NULL);
g_free (str);
}
}
GtkWidget *
_gtk_file_chooser_impl_default_new (GtkFileSystem *file_system)
{
GtkWidget *result = g_object_new (GTK_TYPE_FILE_CHOOSER_IMPL_DEFAULT, NULL);
GtkFileChooserImplDefault *impl = GTK_FILE_CHOOSER_IMPL_DEFAULT (result);
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
impl->file_system = file_system;
impl->tree_model = _gtk_file_system_model_new (file_system, NULL, -1, GTK_FILE_INFO_DISPLAY_NAME);
impl->tree_model = _gtk_file_system_model_new (file_system, NULL, -1,
GTK_FILE_INFO_DISPLAY_NAME);
_gtk_file_system_model_set_show_files (impl->tree_model, FALSE);
gtk_tree_view_set_model (GTK_TREE_VIEW (impl->tree),
GTK_TREE_MODEL (impl->tree_model));
gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (impl->tree), 0,
"Name",
"File name",
gtk_cell_renderer_text_new (),
name_data_func, impl, NULL);
tree_name_data_func, impl, NULL);
gtk_tree_view_insert_column_with_data_func (GTK_TREE_VIEW (impl->list), 0,
"Name",
gtk_cell_renderer_text_new (),
name_data_func, impl, NULL);
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, "File name");
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, renderer, TRUE);
gtk_tree_view_column_set_cell_data_func (column, renderer,
list_name_data_func, impl, NULL);
gtk_tree_view_column_set_sort_column_id (column, 0);
gtk_tree_view_append_column (GTK_TREE_VIEW (impl->list), column);
column = gtk_tree_view_column_new ();
gtk_tree_view_column_set_title (column, "Size");
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_column_pack_start (column, renderer, TRUE);
gtk_tree_view_column_set_cell_data_func (column, renderer,
list_size_data_func, impl, NULL);
gtk_tree_view_column_set_sort_column_id (column, 1);
gtk_tree_view_append_column (GTK_TREE_VIEW (impl->list), column);
return result;
}

View File

@ -204,7 +204,7 @@ gtk_file_info_set_size (GtkFileInfo *info,
gint64 size)
{
g_return_if_fail (info != NULL);
g_return_if_fail (size < 0);
g_return_if_fail (size >= 0);
info->size = size;
}

View File

@ -563,6 +563,8 @@ _gtk_file_system_model_new (GtkFileSystem *file_system,
}
else
roots = gtk_file_system_list_roots (file_system);
roots = g_slist_sort (roots, (GCompareFunc)strcmp);
for (tmp_list = roots; tmp_list; tmp_list = tmp_list->next)
{
@ -1099,6 +1101,8 @@ file_model_node_get_children (GtkFileSystemModel *model,
if (gtk_file_folder_list_children (node->folder, &child_uris, NULL)) /* NULL-GError */
{
child_uris = g_slist_sort (child_uris, (GCompareFunc)strcmp);
for (tmp_list = child_uris; tmp_list; tmp_list = tmp_list->next)
{
FileModelNode *child_node = file_model_node_new (tmp_list->data);

View File

@ -547,7 +547,7 @@ filename_get_info (const gchar *filename,
if (types & GTK_FILE_INFO_SIZE)
{
gtk_file_info_set_size (info, (gint64)512 * (gint16)statbuf.st_blocks);
gtk_file_info_set_size (info, (gint64)statbuf.st_size);
}
if (types & GTK_FILE_INFO_ICON)