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gth-file-list.c
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gth-file-list.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* GThumb
*
* Copyright (C) 2008 Free Software Foundation, Inc.
*
* 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 Street #330, Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <string.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include "glib-utils.h"
#include "gth-cell-renderer-thumbnail.h"
#include "gth-dumb-notebook.h"
#include "gth-empty-list.h"
#include "gth-file-list.h"
#include "gth-file-store.h"
#include "gth-icon-cache.h"
#include "gth-icon-view.h"
#include "gth-thumb-loader.h"
#include "gtk-utils.h"
#define DEFAULT_THUMBNAIL_SIZE 112
#define UPDATE_THUMBNAILS_TIMEOUT 200
#define N_LOOKAHEAD 50
#define EMPTY (N_("(Empty)"))
#define THUMBNAIL_BORDER (8 * 2)
typedef enum {
GTH_FILE_LIST_OP_TYPE_SET_FILES,
GTH_FILE_LIST_OP_TYPE_CLEAR_FILES,
GTH_FILE_LIST_OP_TYPE_ADD_FILES,
GTH_FILE_LIST_OP_TYPE_UPDATE_FILES,
GTH_FILE_LIST_OP_TYPE_DELETE_FILES,
GTH_FILE_LIST_OP_TYPE_SET_FILTER,
GTH_FILE_LIST_OP_TYPE_SET_SORT_FUNC,
GTH_FILE_LIST_OP_TYPE_ENABLE_THUMBS,
GTH_FILE_LIST_OP_TYPE_RENAME_FILE
/*GTH_FILE_LIST_OP_TYPE_SET_THUMBS_SIZE,*/
} GthFileListOpType;
typedef struct {
GthFileListOpType type;
GtkTreeModel *model;
GthTest *filter;
GList *file_list; /* GthFileData */
GList *files; /* GFile */
GthFileDataCompFunc cmp_func;
gboolean inverse_sort;
char *sval;
int ival;
GFile *file;
GthFileData *file_data;
} GthFileListOp;
typedef struct {
int ref;
guint error : 1; /* Whether an error occurred loading
* this file. */
guint thumb_loaded : 1; /* Whether we have a thumb of this
* image. */
guint thumb_created : 1; /* Whether a thumb has been
* created for this image. */
} ThumbData;
enum {
FILE_POPUP,
LAST_SIGNAL
};
enum {
GTH_FILE_LIST_PANE_VIEW,
GTH_FILE_LIST_PANE_MESSAGE
};
struct _GthFileListPrivateData
{
GthFileListType type;
GtkAdjustment *vadj;
GtkWidget *notebook;
GtkWidget *view;
GtkWidget *message;
GthIconCache *icon_cache;
GthFileSource *file_source;
gboolean load_thumbs;
int thumb_size;
gboolean ignore_hidden_thumbs;
GHashTable *thumb_data;
GthThumbLoader *thumb_loader;
gboolean update_thumb_in_view;
int thumb_pos;
int n_thumb;
GthFileData *thumb_fd;
gboolean loading_thumbs;
gboolean cancel;
gboolean dirty;
guint dirty_event;
guint restart_thumb_update;
GList *queue; /* list of GthFileListOp */
GtkCellRenderer *thumbnail_renderer;
GtkCellRenderer *text_renderer;
GtkCellRenderer *checkbox_renderer;
char **caption_attributes_v;
DataFunc done_func;
gpointer done_func_data;
};
/* OPs */
static void _gth_file_list_exec_next_op (GthFileList *file_list);
static GthFileListOp *
gth_file_list_op_new (GthFileListOpType op_type)
{
GthFileListOp *op;
op = g_new0 (GthFileListOp, 1);
op->type = op_type;
return op;
}
static void
gth_file_list_op_free (GthFileListOp *op)
{
switch (op->type) {
case GTH_FILE_LIST_OP_TYPE_SET_FILES:
_g_object_list_unref (op->file_list);
break;
case GTH_FILE_LIST_OP_TYPE_CLEAR_FILES:
g_free (op->sval);
break;
case GTH_FILE_LIST_OP_TYPE_ADD_FILES:
case GTH_FILE_LIST_OP_TYPE_UPDATE_FILES:
_g_object_list_unref (op->file_list);
break;
case GTH_FILE_LIST_OP_TYPE_DELETE_FILES:
_g_object_list_unref (op->files);
break;
case GTH_FILE_LIST_OP_TYPE_SET_FILTER:
g_object_unref (op->filter);
break;
case GTH_FILE_LIST_OP_TYPE_RENAME_FILE:
g_object_unref (op->file);
g_object_unref (op->file_data);
break;
default:
break;
}
g_free (op);
}
static void
_gth_file_list_clear_queue (GthFileList *file_list)
{
if (file_list->priv->dirty_event != 0) {
g_source_remove (file_list->priv->dirty_event);
file_list->priv->dirty = FALSE;
}
if (file_list->priv->restart_thumb_update != 0) {
g_source_remove (file_list->priv->restart_thumb_update);
file_list->priv->restart_thumb_update = 0;
}
g_list_foreach (file_list->priv->queue, (GFunc) gth_file_list_op_free, NULL);
g_list_free (file_list->priv->queue);
file_list->priv->queue = NULL;
}
static void
_gth_file_list_remove_op (GthFileList *file_list,
GthFileListOpType op_type)
{
GList *scan;
scan = file_list->priv->queue;
while (scan != NULL) {
GthFileListOp *op = scan->data;
if (op->type != op_type) {
scan = scan->next;
continue;
}
file_list->priv->queue = g_list_remove_link (file_list->priv->queue, scan);
gth_file_list_op_free (op);
g_list_free (scan);
scan = file_list->priv->queue;
}
}
static void
_gth_file_list_queue_op (GthFileList *file_list,
GthFileListOp *op)
{
if ((op->type == GTH_FILE_LIST_OP_TYPE_SET_FILES) || (op->type == GTH_FILE_LIST_OP_TYPE_CLEAR_FILES))
_gth_file_list_clear_queue (file_list);
if (op->type == GTH_FILE_LIST_OP_TYPE_SET_FILTER)
_gth_file_list_remove_op (file_list, GTH_FILE_LIST_OP_TYPE_SET_FILTER);
file_list->priv->queue = g_list_append (file_list->priv->queue, op);
if (! file_list->priv->loading_thumbs)
_gth_file_list_exec_next_op (file_list);
}
/* -- gth_file_list -- */
static GtkHBoxClass *parent_class = NULL;
static void
gth_file_list_finalize (GObject *object)
{
GthFileList *file_list;
file_list = GTH_FILE_LIST (object);
if (file_list->priv != NULL) {
g_hash_table_unref (file_list->priv->thumb_data);
if (file_list->priv->icon_cache != NULL)
gth_icon_cache_free (file_list->priv->icon_cache);
g_strfreev (file_list->priv->caption_attributes_v);
g_free (file_list->priv);
file_list->priv = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gth_file_list_class_init (GthFileListClass *class)
{
GObjectClass *object_class;
parent_class = g_type_class_peek_parent (class);
object_class = (GObjectClass*) class;
object_class->finalize = gth_file_list_finalize;
}
static ThumbData *
thumb_data_new (void)
{
ThumbData *data;
data = g_new0 (ThumbData, 1);
data->ref = 1;
return data;
}
static ThumbData *
thumb_data_ref (ThumbData *data)
{
data->ref++;
return data;
}
static void
thumb_data_unref (ThumbData *data)
{
data->ref--;
if (data->ref > 0)
return;
g_free (data);
}
static void
gth_file_list_init (GthFileList *file_list)
{
file_list->priv = g_new0 (GthFileListPrivateData, 1);
file_list->priv->thumb_data = g_hash_table_new_full (g_file_hash, (GEqualFunc) g_file_equal, g_object_unref, (GDestroyNotify) thumb_data_unref);
file_list->priv->thumb_size = DEFAULT_THUMBNAIL_SIZE;
file_list->priv->ignore_hidden_thumbs = FALSE;
file_list->priv->load_thumbs = TRUE;
file_list->priv->caption_attributes_v = g_strsplit ("none", ",", -1);
}
static void _gth_file_list_update_next_thumb (GthFileList *file_list);
static void
flash_queue (GthFileList *file_list)
{
if (file_list->priv->dirty) {
GthFileStore *file_store;
file_store = (GthFileStore *) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
gth_file_store_exec_set (file_store);
file_list->priv->dirty = FALSE;
}
if (file_list->priv->dirty_event != 0) {
g_source_remove (file_list->priv->dirty_event);
file_list->priv->dirty_event = 0;
}
}
static gboolean
flash_queue_cb (gpointer data)
{
flash_queue ((GthFileList *) data);
return FALSE;
}
static void
queue_flash_updates (GthFileList *file_list)
{
file_list->priv->dirty = TRUE;
if (file_list->priv->dirty_event == 0)
file_list->priv->dirty_event = g_timeout_add (UPDATE_THUMBNAILS_TIMEOUT, flash_queue_cb, file_list);
}
static void
update_thumb_in_file_view (GthFileList *file_list)
{
GthFileStore *file_store;
GdkPixbuf *pixbuf;
file_store = (GthFileStore *) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
pixbuf = gth_thumb_loader_get_pixbuf (file_list->priv->thumb_loader);
if (pixbuf != NULL) {
GtkTreeIter iter;
if (gth_file_store_get_nth_visible (file_store, file_list->priv->thumb_pos, &iter)) {
gth_file_store_queue_set (file_store,
&iter,
GTH_FILE_STORE_THUMBNAIL_COLUMN, pixbuf,
GTH_FILE_STORE_IS_ICON_COLUMN, FALSE,
-1);
queue_flash_updates (file_list);
}
}
}
static void
set_mime_type_icon (GthFileList *file_list,
GthFileData *file_data)
{
GthFileStore *file_store;
GtkTreeIter iter;
GIcon *icon;
GdkPixbuf *pixbuf;
file_store = (GthFileStore *) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
if (! gth_file_store_find (file_store, file_data->file, &iter))
return;
icon = g_file_info_get_icon (file_data->info);
pixbuf = gth_icon_cache_get_pixbuf (file_list->priv->icon_cache, icon);
gth_file_store_queue_set (file_store,
&iter,
GTH_FILE_STORE_THUMBNAIL_COLUMN, pixbuf,
GTH_FILE_STORE_IS_ICON_COLUMN, TRUE,
-1);
queue_flash_updates (file_list);
_g_object_unref (pixbuf);
}
static void
thumb_loader_ready_cb (GthThumbLoader *tloader,
GError *error,
gpointer data)
{
GthFileList *file_list = data;
if (file_list->priv->thumb_fd != NULL) {
ThumbData *thumb_data;
thumb_data = g_hash_table_lookup (file_list->priv->thumb_data, file_list->priv->thumb_fd->file);
if (error == NULL) {
thumb_data->error = FALSE;
thumb_data->thumb_created = TRUE;
if (file_list->priv->update_thumb_in_view) {
thumb_data->thumb_loaded = TRUE;
update_thumb_in_file_view (file_list);
}
}
else {
thumb_data->error = TRUE;
thumb_data->thumb_loaded = FALSE;
thumb_data->thumb_created = FALSE;
if (file_list->priv->update_thumb_in_view)
set_mime_type_icon (file_list, file_list->priv->thumb_fd);
}
}
_gth_file_list_update_next_thumb (file_list);
}
static void
start_update_next_thumb (GthFileList *file_list)
{
GthFileStore *file_store;
if (file_list->priv->loading_thumbs)
return;
if (! file_list->priv->load_thumbs) {
file_list->priv->loading_thumbs = FALSE;
return;
}
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
file_list->priv->n_thumb = -1;
file_list->priv->loading_thumbs = TRUE;
_gth_file_list_update_next_thumb (file_list);
}
static void
vadj_changed_cb (GtkAdjustment *adjustment,
gpointer user_data)
{
GthFileList *file_list = user_data;
start_update_next_thumb (file_list);
}
static void
file_view_drag_data_get_cb (GtkWidget *widget,
GdkDragContext *drag_context,
GtkSelectionData *data,
guint info,
guint time,
gpointer user_data)
{
GthFileList *file_list = user_data;
GList *items;
GList *files;
GList *scan;
int n_uris;
char **uris;
int i;
items = gth_file_selection_get_selected (GTH_FILE_SELECTION (file_list->priv->view));
files = gth_file_list_get_files (file_list, items);
n_uris = g_list_length (files);
uris = g_new (char *, n_uris + 1);
for (scan = files, i = 0; scan; scan = scan->next, i++) {
GthFileData *file_data = scan->data;
uris[i] = g_file_get_uri (file_data->file);
}
uris[i] = NULL;
gtk_selection_data_set_uris (data, uris);
g_strfreev (uris);
_g_object_list_unref (files);
_gtk_tree_path_list_free (items);
}
static void
checkbox_toggled_cb (GtkCellRendererToggle *cell_renderer,
char *path,
gpointer user_data)
{
GthFileList *file_list = user_data;
GtkTreePath *tpath;
GthFileStore *file_store;
GtkTreeIter iter;
tpath = gtk_tree_path_new_from_string (path);
if (tpath == NULL)
return;
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
if (gtk_tree_model_get_iter (GTK_TREE_MODEL (file_store), &iter, tpath)) {
gboolean checked;
gtk_tree_model_get (GTK_TREE_MODEL (file_store), &iter,
GTH_FILE_STORE_CHECKED_COLUMN, &checked,
-1);
gth_file_store_set (file_store,
&iter,
GTH_FILE_STORE_CHECKED_COLUMN, ! checked,
-1);
}
gtk_tree_path_free (tpath);
}
static void
_gth_file_list_set_type (GthFileList *file_list,
GthFileListType list_type)
{
file_list->priv->type = list_type;
if ((file_list->priv->type == GTH_FILE_LIST_TYPE_SELECTOR) || (file_list->priv->type == GTH_FILE_LIST_TYPE_NO_SELECTION))
gth_file_selection_set_selection_mode (GTH_FILE_SELECTION (file_list->priv->view), GTK_SELECTION_NONE);
else if ((file_list->priv->type == GTH_FILE_LIST_TYPE_H_SIDEBAR) || (file_list->priv->type == GTH_FILE_LIST_TYPE_V_SIDEBAR))
gth_file_selection_set_selection_mode (GTH_FILE_SELECTION (file_list->priv->view), GTK_SELECTION_SINGLE);
else
gth_file_selection_set_selection_mode (GTH_FILE_SELECTION (file_list->priv->view), GTK_SELECTION_MULTIPLE);
g_object_set (file_list->priv->checkbox_renderer,
"visible", ((file_list->priv->type == GTH_FILE_LIST_TYPE_BROWSER) || (file_list->priv->type == GTH_FILE_LIST_TYPE_SELECTOR)),
NULL);
g_object_set (file_list->priv->thumbnail_renderer,
"fixed_size", (file_list->priv->type == GTH_FILE_LIST_TYPE_H_SIDEBAR) || (file_list->priv->type == GTH_FILE_LIST_TYPE_V_SIDEBAR),
NULL);
if (file_list->priv->type == GTH_FILE_LIST_TYPE_V_SIDEBAR)
gtk_widget_set_size_request (GTK_WIDGET (file_list->priv->view),
file_list->priv->thumb_size + (THUMBNAIL_BORDER * 2),
-1);
else if (file_list->priv->type == GTH_FILE_LIST_TYPE_H_SIDEBAR)
gtk_widget_set_size_request (GTK_WIDGET (file_list->priv->view),
-1,
file_list->priv->thumb_size + (THUMBNAIL_BORDER * 2));
}
static void
gth_file_list_construct (GthFileList *file_list,
GthFileListType list_type,
gboolean enable_drag_drop)
{
GtkWidget *scrolled;
GtkWidget *viewport;
GtkCellRenderer *renderer;
GthFileStore *model;
/* thumbnail loader */
file_list->priv->thumb_loader = gth_thumb_loader_new (file_list->priv->thumb_size);
g_signal_connect (G_OBJECT (file_list->priv->thumb_loader),
"ready",
G_CALLBACK (thumb_loader_ready_cb),
file_list);
/* other data */
file_list->priv->icon_cache = gth_icon_cache_new (gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (file_list))), file_list->priv->thumb_size / 2);
/* the main notebook */
file_list->priv->notebook = gth_dumb_notebook_new ();
/* the message pane */
viewport = gtk_viewport_new (NULL, NULL);
gtk_viewport_set_shadow_type (GTK_VIEWPORT (viewport),
GTK_SHADOW_ETCHED_IN);
file_list->priv->message = gth_empty_list_new (_(EMPTY));
/* the file view */
scrolled = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled),
GTK_SHADOW_ETCHED_IN);
file_list->priv->vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (scrolled));
g_signal_connect (G_OBJECT (file_list->priv->vadj),
"changed",
G_CALLBACK (vadj_changed_cb),
file_list);
g_signal_connect (G_OBJECT (file_list->priv->vadj),
"value-changed",
G_CALLBACK (vadj_changed_cb),
file_list);
model = gth_file_store_new ();
file_list->priv->view = gth_icon_view_new_with_model (GTK_TREE_MODEL (model));
g_object_unref (model);
if (enable_drag_drop) {
GtkTargetList *target_list;
GtkTargetEntry *targets;
int n_targets;
target_list = gtk_target_list_new (NULL, 0);
gtk_target_list_add_uri_targets (target_list, 0);
gtk_target_list_add_text_targets (target_list, 0);
targets = gtk_target_table_new_from_list (target_list, &n_targets);
gth_file_view_enable_drag_source (GTH_FILE_VIEW (file_list->priv->view),
GDK_BUTTON1_MASK,
targets,
n_targets,
GDK_ACTION_MOVE | GDK_ACTION_COPY);
gtk_target_list_unref (target_list);
gtk_target_table_free (targets, n_targets);
g_signal_connect (G_OBJECT (file_list->priv->view),
"drag-data-get",
G_CALLBACK (file_view_drag_data_get_cb),
file_list);
}
/* checkbox */
file_list->priv->checkbox_renderer = renderer = gtk_cell_renderer_toggle_new ();
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (file_list->priv->view), renderer, FALSE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (file_list->priv->view),
renderer,
"active", GTH_FILE_STORE_CHECKED_COLUMN,
NULL);
g_signal_connect (file_list->priv->checkbox_renderer,
"toggled",
G_CALLBACK (checkbox_toggled_cb),
file_list);
/* thumbnail */
file_list->priv->thumbnail_renderer = renderer = gth_cell_renderer_thumbnail_new ();
g_object_set (renderer,
"size", file_list->priv->thumb_size,
"yalign", 1.0,
NULL);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (file_list->priv->view), renderer, FALSE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (file_list->priv->view),
renderer,
"thumbnail", GTH_FILE_STORE_THUMBNAIL_COLUMN,
"is_icon", GTH_FILE_STORE_IS_ICON_COLUMN,
"file", GTH_FILE_STORE_FILE_DATA_COLUMN,
NULL);
if (file_list->priv->type == GTH_FILE_LIST_TYPE_BROWSER)
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (file_list->priv->view),
renderer,
"selected",
GTH_FILE_STORE_CHECKED_COLUMN);
else if (file_list->priv->type == GTH_FILE_LIST_TYPE_SELECTOR)
gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (file_list->priv->view),
renderer,
"checked",
GTH_FILE_STORE_CHECKED_COLUMN);
/* text */
file_list->priv->text_renderer = renderer = gtk_cell_renderer_text_new ();
g_object_set (G_OBJECT (renderer),
/*"ellipsize", PANGO_ELLIPSIZE_NONE,*/
"alignment", PANGO_ALIGN_CENTER,
"width", file_list->priv->thumb_size + THUMBNAIL_BORDER,
"wrap-mode", PANGO_WRAP_WORD_CHAR,
"wrap-width", file_list->priv->thumb_size + THUMBNAIL_BORDER,
NULL);
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (file_list->priv->view), renderer, FALSE);
gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (file_list->priv->view),
renderer,
"text", GTH_FILE_STORE_METADATA_COLUMN,
NULL);
_gth_file_list_set_type (file_list, list_type);
/* pack the widgets together */
gtk_widget_show (file_list->priv->view);
gtk_container_add (GTK_CONTAINER (scrolled), file_list->priv->view);
gtk_widget_show (scrolled);
gtk_container_add (GTK_CONTAINER (file_list->priv->notebook), scrolled);
gtk_widget_show (file_list->priv->message);
gtk_container_add (GTK_CONTAINER (viewport), file_list->priv->message);
gtk_widget_show (viewport);
gtk_container_add (GTK_CONTAINER (file_list->priv->notebook), viewport);
gtk_widget_show (file_list->priv->notebook);
gtk_box_pack_start (GTK_BOX (file_list), file_list->priv->notebook, TRUE, TRUE, 0);
gth_dumb_notebook_show_child (GTH_DUMB_NOTEBOOK (file_list->priv->notebook), GTH_FILE_LIST_PANE_MESSAGE);
}
GType
gth_file_list_get_type (void)
{
static GType type = 0;
if (! type) {
GTypeInfo type_info = {
sizeof (GthFileListClass),
NULL,
NULL,
(GClassInitFunc) gth_file_list_class_init,
NULL,
NULL,
sizeof (GthFileList),
0,
(GInstanceInitFunc) gth_file_list_init
};
type = g_type_register_static (GTK_TYPE_VBOX,
"GthFileList",
&type_info,
0);
}
return type;
}
GtkWidget*
gth_file_list_new (GthFileListType list_type,
gboolean enable_drag_drop)
{
GtkWidget *widget;
widget = GTK_WIDGET (g_object_new (GTH_TYPE_FILE_LIST, NULL));
gth_file_list_construct (GTH_FILE_LIST (widget), list_type, enable_drag_drop);
return widget;
}
void
gth_file_list_set_type (GthFileList *file_list,
GthFileListType list_type)
{
_gth_file_list_set_type (file_list, list_type);
}
static void
_gth_file_list_thumb_cleanup (GthFileList *file_list)
{
_g_object_unref (file_list->priv->thumb_fd);
file_list->priv->thumb_fd = NULL;
}
static void
_gth_file_list_done (GthFileList *file_list)
{
_gth_file_list_thumb_cleanup (file_list);
file_list->priv->loading_thumbs = FALSE;
file_list->priv->cancel = FALSE;
}
static void
cancel_step2 (gpointer user_data)
{
GthFileList *file_list = user_data;
_gth_file_list_done (file_list);
if (file_list->priv->done_func)
(file_list->priv->done_func) (file_list->priv->done_func_data);
}
void
gth_file_list_cancel (GthFileList *file_list,
DataFunc done_func,
gpointer user_data)
{
_gth_file_list_clear_queue (file_list);
file_list->priv->done_func = done_func;
file_list->priv->done_func_data = user_data;
gth_thumb_loader_cancel (file_list->priv->thumb_loader, cancel_step2, file_list);
}
GthThumbLoader *
gth_file_list_get_thumb_loader (GthFileList *file_list)
{
return file_list->priv->thumb_loader;
}
static void
gfl_clear_list (GthFileList *file_list,
const char *message)
{
GthFileStore *file_store;
gth_file_selection_unselect_all (GTH_FILE_SELECTION (file_list->priv->view));
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
gth_file_store_clear (file_store);
g_hash_table_remove_all (file_list->priv->thumb_data);
gth_empty_list_set_text (GTH_EMPTY_LIST (file_list->priv->message), message);
gth_dumb_notebook_show_child (GTH_DUMB_NOTEBOOK (file_list->priv->notebook), GTH_FILE_LIST_PANE_MESSAGE);
}
void
gth_file_list_clear (GthFileList *file_list,
const char *message)
{
GthFileListOp *op;
op = gth_file_list_op_new (GTH_FILE_LIST_OP_TYPE_CLEAR_FILES);
op->sval = g_strdup (message != NULL ? message : _(EMPTY));
_gth_file_list_queue_op (file_list, op);
}
static void
_gth_file_list_update_pane (GthFileList *file_list)
{
GthFileStore *file_store;
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
if (gth_file_store_n_visibles (file_store) > 0) {
gth_dumb_notebook_show_child (GTH_DUMB_NOTEBOOK (file_list->priv->notebook), GTH_FILE_LIST_PANE_VIEW);
}
else {
gth_empty_list_set_text (GTH_EMPTY_LIST (file_list->priv->message), _(EMPTY));
gth_dumb_notebook_show_child (GTH_DUMB_NOTEBOOK (file_list->priv->notebook), GTH_FILE_LIST_PANE_MESSAGE);
}
}
static GString *
_gth_file_list_get_metadata (GthFileList *file_list,
GthFileData *file_data)
{
GString *metadata;
int i;
metadata = g_string_new ("");
for (i = 0; file_list->priv->caption_attributes_v[i] != NULL; i++) {
char *value;
value = gth_file_data_get_attribute_as_string (file_data, file_list->priv->caption_attributes_v[i]);
if (value == NULL)
value = g_strdup ("-");
if (metadata->len > 0)
g_string_append (metadata, "\n");
g_string_append (metadata, value);
g_free (value);
}
return metadata;
}
static void
gfl_add_files (GthFileList *file_list,
GList *files)
{
GthFileStore *file_store;
GList *scan;
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
for (scan = files; scan; scan = scan->next) {
GthFileData *file_data = scan->data;
GIcon *icon;
GdkPixbuf *pixbuf = NULL;
GString *metadata;
if (g_file_info_get_file_type (file_data->info) != G_FILE_TYPE_REGULAR)
continue;
if (g_hash_table_lookup (file_list->priv->thumb_data, file_data->file) != NULL)
continue;
g_hash_table_insert (file_list->priv->thumb_data,
g_object_ref (file_data->file),
thumb_data_new ());
icon = g_file_info_get_icon (file_data->info);
pixbuf = gth_icon_cache_get_pixbuf (file_list->priv->icon_cache, icon);
metadata = _gth_file_list_get_metadata (file_list, file_data);
gth_file_store_queue_add (file_store,
file_data,
pixbuf,
TRUE,
metadata->str,
TRUE);
g_string_free (metadata, TRUE);
if (pixbuf != NULL)
g_object_unref (pixbuf);
}
gth_file_store_exec_add (file_store);
_gth_file_list_update_pane (file_list);
}
void
gth_file_list_add_files (GthFileList *file_list,
GList *files)
{
GthFileListOp *op;
op = gth_file_list_op_new (GTH_FILE_LIST_OP_TYPE_ADD_FILES);
op->file_list = _g_object_list_ref (files);
_gth_file_list_queue_op (file_list, op);
}
static void
gfl_delete_files (GthFileList *file_list,
GList *files)
{
GthFileStore *file_store;
GList *scan;
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
for (scan = files; scan; scan = scan->next) {
GFile *file = scan->data;
GtkTreeIter iter;
if (g_hash_table_lookup (file_list->priv->thumb_data, file) == NULL)
continue;
g_hash_table_remove (file_list->priv->thumb_data, file);
if (gth_file_store_find (file_store, file, &iter))
gth_file_store_queue_remove (file_store, &iter);
}
gth_file_store_exec_remove (file_store);
_gth_file_list_update_pane (file_list);
}
void
gth_file_list_delete_files (GthFileList *file_list,
GList *files)
{
GthFileListOp *op;
op = gth_file_list_op_new (GTH_FILE_LIST_OP_TYPE_DELETE_FILES);
op->files = _g_object_list_ref (files);
_gth_file_list_queue_op (file_list, op);
}
static void
gfl_update_files (GthFileList *file_list,
GList *files)
{
GthFileStore *file_store;
GList *scan;
file_store = (GthFileStore*) gth_file_view_get_model (GTH_FILE_VIEW (file_list->priv->view));
for (scan = files; scan; scan = scan->next) {
GthFileData *file_data = scan->data;
ThumbData *thumb_data;
GtkTreeIter iter;