utilops.c

Gqview,Linux下基于GTK+库写成的轻量级而能丰富的图像浏览程序。

}

static void file_util_rename_multiple_preview_adj_cb(GtkWidget *spin, gpointer data)
{
	RenameDataMult *rd = data;
	file_util_rename_multiple_preview_update(rd);
}

static void file_util_rename_mulitple_auto_toggle(GtkWidget *widget, gpointer data)
{
	RenameDataMult *rd = data;
	GtkTreeViewColumn *column;

	rd->rename_auto = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(rd->button_auto));

	if (rd->rename_auto)
		{
		if (GTK_WIDGET_VISIBLE(rd->rename_box)) gtk_widget_hide(rd->rename_box);
		if (!GTK_WIDGET_VISIBLE(rd->auto_box)) gtk_widget_show(rd->auto_box);
		file_util_rename_multiple_preview_update(rd);
		}
	else
		{
		if (GTK_WIDGET_VISIBLE(rd->auto_box)) gtk_widget_hide(rd->auto_box);
		if (!GTK_WIDGET_VISIBLE(rd->rename_box)) gtk_widget_show(rd->rename_box);
		}

	column = gtk_tree_view_get_column(GTK_TREE_VIEW(rd->listview), RENAME_COLUMN_PREVIEW - 1);
	gtk_tree_view_column_set_visible(column, rd->rename_auto);
}

static GtkWidget *furm_simple_vlabel(GtkWidget *box, const gchar *text, gint expand)
{
	GtkWidget *vbox;
	GtkWidget *label;

	vbox = gtk_vbox_new(FALSE, 0);
	gtk_box_pack_start(GTK_BOX(box), vbox, expand, expand, 0);
	gtk_widget_show(vbox);

	label = gtk_label_new(text);
	gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
	gtk_widget_show(label);

	return vbox;
}

static GtkTreeViewColumn *file_util_rename_multiple_add_column(RenameDataMult *rd, const gchar *text, gint n)
{
	GtkTreeViewColumn *column;
	GtkCellRenderer *renderer;

	column = gtk_tree_view_column_new();
        gtk_tree_view_column_set_title(column, text);
        gtk_tree_view_column_set_min_width(column, 4);
        gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_GROW_ONLY);
        renderer = gtk_cell_renderer_text_new();
        gtk_tree_view_column_pack_start(column, renderer, TRUE);
        gtk_tree_view_column_add_attribute(column, renderer, "text", n);
        gtk_tree_view_append_column(GTK_TREE_VIEW(rd->listview), column);

	return column;
}

static void file_util_rename_multiple_destroy_cb(GtkWidget *widget, gpointer data)
{
	RenameDataMult *rd = data;

	if (rd->update_idle_id != -1) g_source_remove(rd->update_idle_id);

	g_free(rd);
}

static void file_util_rename_multiple_do(GList *source_list, GtkWidget *parent)
{
	RenameDataMult *rd;
	GtkWidget *pane;
	GtkWidget *scrolled;
	GtkListStore *store;
	GtkTreeSelection *selection;
	GtkTreeViewColumn *column;
	GtkWidget *hbox;
	GtkWidget *vbox;
	GtkWidget *box2;
	GtkWidget *table;
	GtkWidget *combo;
	GList *work;
	const gchar *name;

	rd = g_new0(RenameDataMult, 1);

	rd->fd = file_util_file_dlg(_("Rename - GQview"),
				    "GQview", "dlg_rename", parent,
				    file_util_rename_multiple_close_cb, rd);
	generic_dialog_add_message(GENERIC_DIALOG(rd->fd), NULL, _("Rename multiple files"), NULL);
	file_dialog_add_button(rd->fd, GTK_STOCK_OK, _("_Rename"), file_util_rename_multiple_cb, TRUE);

	rd->fd->source_path = g_strdup(source_list->data);
	rd->fd->dest_path = NULL;

	rd->update_idle_id = -1;

	vbox = GENERIC_DIALOG(rd->fd)->vbox;

	pane = gtk_hpaned_new();
	gtk_box_pack_start(GTK_BOX(vbox), pane, TRUE, TRUE, 0);
	gtk_widget_show(pane);
	
	scrolled = gtk_scrolled_window_new(NULL, NULL);
	gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (scrolled),
				       GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
	gtk_paned_pack1(GTK_PANED(pane), scrolled, TRUE, TRUE);
	gtk_widget_show(scrolled);

	store = gtk_list_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
	rd->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
	g_object_unref(store);

	gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(rd->listview), TRUE);
	gtk_tree_view_set_enable_search(GTK_TREE_VIEW(rd->listview), FALSE);

	selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(rd->listview));
	gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_SINGLE);
	gtk_tree_selection_set_select_function(selection, file_util_rename_multiple_select_cb, rd, NULL);

	file_util_rename_multiple_add_column(rd, _("Original Name"), RENAME_COLUMN_NAME);
	column = file_util_rename_multiple_add_column(rd, _("Preview"), RENAME_COLUMN_PREVIEW);
	gtk_tree_view_column_set_visible(column, FALSE);
	
	gtk_tree_view_set_reorderable(GTK_TREE_VIEW(rd->listview), TRUE);
	g_signal_connect(G_OBJECT(store), "row_changed",
			 G_CALLBACK(file_util_rename_multiple_preview_order_cb), rd);
	gtk_widget_set_size_request(rd->listview, 250, 150);

	gtk_container_add(GTK_CONTAINER(scrolled), rd->listview);
	gtk_widget_show(rd->listview);

	work = source_list;
	while (work)
		{
		gchar *path = work->data;
		GtkTreeIter iter;

		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, RENAME_COLUMN_PATH, path, RENAME_COLUMN_NAME, filename_from_path(path), -1);

		work = work->next;
		}

	path_list_free(source_list);

	rd->imd = image_new(TRUE);
	gtk_widget_set_size_request(rd->imd->widget, DIALOG_DEF_IMAGE_DIM_X, DIALOG_DEF_IMAGE_DIM_Y);
	gtk_paned_pack2(GTK_PANED(pane), rd->imd->widget, FALSE, TRUE);
	gtk_widget_show(rd->imd->widget);

	hbox = gtk_hbox_new(FALSE, 0);
	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
	gtk_widget_show(hbox);

	rd->button_auto = gtk_check_button_new_with_label(_("Auto rename"));
	g_signal_connect(G_OBJECT(rd->button_auto), "clicked",
			 G_CALLBACK(file_util_rename_mulitple_auto_toggle), rd);
	gtk_box_pack_end(GTK_BOX(hbox), rd->button_auto, FALSE, FALSE, 0);
	gtk_widget_show(rd->button_auto);

	rd->rename_box = pref_box_new(vbox, FALSE, GTK_ORIENTATION_VERTICAL, 0);
	table = pref_table_new(rd->rename_box, 2, 2, FALSE, FALSE);

	pref_table_label(table, 0, 0, _("Original name:"), 1.0);
	rd->rename_label = pref_table_label(table, 1, 0, filename_from_path(rd->fd->source_path), 0.0);

	pref_table_label(table, 0, 1, _("New name:"), 1.0);

	rd->rename_entry = gtk_entry_new();
	gtk_table_attach(GTK_TABLE(table), rd->rename_entry, 1, 2, 1, 2, GTK_EXPAND | GTK_FILL, FALSE, 0, 0);
	generic_dialog_attach_default(GENERIC_DIALOG(rd->fd), rd->rename_entry);
	gtk_widget_grab_focus(rd->rename_entry);

	name = filename_from_path(rd->fd->source_path);
	gtk_entry_set_text(GTK_ENTRY(rd->rename_entry), name);
	gtk_editable_select_region(GTK_EDITABLE(rd->rename_entry), 0, filename_base_length(name));
	gtk_widget_show(rd->rename_entry);

	rd->auto_box = gtk_vbox_new(FALSE, PREF_PAD_GAP);
	gtk_box_pack_start(GTK_BOX(vbox), rd->auto_box, FALSE, FALSE, 0);
	/* do not show it here */

	hbox = pref_box_new(rd->auto_box, FALSE, GTK_ORIENTATION_HORIZONTAL, PREF_PAD_GAP);

	box2 = furm_simple_vlabel(hbox, _("Begin text"), TRUE);

	combo = history_combo_new(&rd->auto_entry_front, "", "numerical_rename_prefix", -1);
	g_signal_connect(G_OBJECT(rd->auto_entry_front), "changed",
			 G_CALLBACK(file_util_rename_multiple_preview_entry_cb), rd);
	gtk_box_pack_start(GTK_BOX(box2), combo, TRUE, TRUE, 0);
	gtk_widget_show(combo);
	
	box2 = furm_simple_vlabel(hbox, _("Start #"), FALSE);

	rd->auto_spin_start = pref_spin_new(box2, NULL, NULL,
					    0.0, 1000000.0, 1.0, 0, 0.0,
					    G_CALLBACK(file_util_rename_multiple_preview_adj_cb), rd);

	box2 = furm_simple_vlabel(hbox, _("End text"), TRUE);

	combo = history_combo_new(&rd->auto_entry_end, "", "numerical_rename_suffix", -1);
	g_signal_connect(G_OBJECT(rd->auto_entry_end), "changed",
			 G_CALLBACK(file_util_rename_multiple_preview_entry_cb), rd);
	gtk_box_pack_start(GTK_BOX(box2), combo, TRUE, TRUE, 0);
	gtk_widget_show(combo);

	rd->auto_spin_pad = pref_spin_new(rd->auto_box, _("Padding:"), NULL,
					  1.0, 8.0, 1.0, 0, 1.0,
					  G_CALLBACK(file_util_rename_multiple_preview_adj_cb), rd);

	image_change_path(rd->imd, rd->fd->source_path, 0.0);

	g_signal_connect(G_OBJECT(GENERIC_DIALOG(rd->fd)->dialog), "destroy",
			 G_CALLBACK(file_util_rename_multiple_destroy_cb), rd);

	gtk_widget_show(GENERIC_DIALOG(rd->fd)->dialog);
}

/*
 * rename single file
 */

static void file_util_rename_single(FileDataSingle *fds);

static void file_util_rename_single_ok_cb(GenericDialog *gd, gpointer data)
{
	FileDataSingle *fds = data;
	fds->confirmed = TRUE;
	file_util_rename_single(fds);
}

static void file_util_rename_single_cancel_cb(GenericDialog *gd, gpointer data)
{
	FileDataSingle *fds = data;
	file_data_single_free(fds);
}

static void file_util_rename_single(FileDataSingle *fds)
{
	if (isfile(fds->dest) && !fds->confirmed)
		{
		GenericDialog *gd;

		gd = file_util_gen_dlg(_("Overwrite file"), "GQview", "dlg_confirm",
					NULL, TRUE,
					file_util_rename_single_cancel_cb, fds);

		generic_dialog_add_message(gd, GTK_STOCK_DIALOG_QUESTION,
					   _("Overwrite file?"),
					   _("Replace existing file by renaming new file."));
		pref_spacer(gd->vbox, 0);

		generic_dialog_add_button(gd, GTK_STOCK_OK, _("_Overwrite"), file_util_rename_single_ok_cb, TRUE);
		generic_dialog_add_image(gd, fds->dest, _("Existing file"), fds->source, _("New file"), TRUE);

		gtk_widget_show(gd->dialog);

		return;
		}
	else
		{
		if (!rename_file(fds->source, fds->dest))
			{
			gchar *text = g_strdup_printf(_("Unable to rename file:\n%s\nto:\n%s"), filename_from_path(fds->source), filename_from_path(fds->dest));
			file_util_warning_dialog(_("Error renaming file"), text, GTK_STOCK_DIALOG_ERROR, NULL);
			g_free(text);
			}
		else
			{
			file_maint_renamed(fds->source, fds->dest);
			}
		}
	file_data_single_free(fds);
}

static void file_util_rename_single_cb(FileDialog *fd, gpointer data)
{
	const gchar *name;
	gchar *path;

	name = gtk_entry_get_text(GTK_ENTRY(fd->entry));
	path = concat_dir_and_file(fd->dest_path, name);

	if (strlen(name) == 0 || strcmp(fd->source_path, path) == 0)
		{
		g_free(path);
		return;
		}

	file_util_rename_single(file_data_single_new(fd->source_path, path, fd->type));

	g_free(path);
	file_dialog_close(fd);
}

static void file_util_rename_single_close_cb(FileDialog *fd, gpointer data)
{
	file_dialog_close(fd);
}

static void file_util_rename_single_do(const gchar *source_path, GtkWidget *parent)
{
	FileDialog *fd;
	GtkWidget *table;
	const gchar *name;

	fd = file_util_file_dlg(_("Rename - GQview"), "GQview", "dlg_rename", parent,
			     file_util_rename_single_close_cb, NULL);

	generic_dialog_add_message(GENERIC_DIALOG(fd), NULL, _("Rename file"), NULL);
	generic_dialog_add_image(GENERIC_DIALOG(fd), source_path, NULL, NULL, NULL, FALSE);

	file_dialog_add_button(fd, GTK_STOCK_OK, _("_Rename"), file_util_rename_single_cb, TRUE);

	fd->source_path = g_strdup(source_path);
	fd->dest_path = remove_level_from_path(source_path);

	table = pref_table_new(GENERIC_DIALOG(fd)->vbox, 2, 2, FALSE, FALSE);

	pref_table_label(table, 0, 0, _("Original name:"), 1.0);
	pref_table_label(table, 1, 0, filename_from_path(fd->source_path), 0.0);

	pref_table_label(table, 0, 1, _("New name:"), 1.0);

	fd->entry = gtk_entry_new();
	gtk_table_attach(GTK_TABLE(table), fd->entry, 1, 2, 1, 2, GTK_EXPAND | GTK_FILL, FALSE, 0, 0);
	generic_dialog_attach_default(GENERIC_DIALOG(fd), fd->entry);
	gtk_widget_grab_focus(fd->entry);

	name = filename_from_path(fd->source_path);
	gtk_entry_set_text(GTK_ENTRY(fd->entry), name);
	gtk_editable_select_region(GTK_EDITABLE(fd->entry), 0, filename_base_length(name));
	gtk_widget_show(fd->entry);

	gtk_widget_show(GENERIC_DIALOG(fd)->dialog);
}

void file_util_rename(const gchar *source_path, GList *source_list, GtkWidget *parent)
{
	if (!source_path && !source_list) return;

	if (source_path)
		{
		file_util_rename_single_do(source_path, parent);
		}
	else if (!source_list->next)
		{
		file_util_rename_single_do(source_list->data, parent);
		path_list_free(source_list);
		}
	else
		{
		file_util_rename_multiple_do(source_list, parent);
		}
}

/*
 *--------------------------------------------------------------------------
 * Create directory routines
 *--------------------------------------------------------------------------
 */

static void file_util_create_dir_do(const gchar *base, const gchar *name)
{
	gchar *path;

	path = concat_dir_and_file(base, name);

	if (isdir(path))
		{
		gchar *text = g_strdup_printf(_("The folder:\n%s\nalready exists."), name);
		file_util_warning_dialog(_("Folder exists"), text, GTK_STOCK_DIALOG_INFO, NULL);
		g_free(text);
		}
	else if (isname(path))
		{
		gchar *text = g_strdup_printf(_("The path:\n%s\nalready exists as a file."), name);
		file_util_warning_dialog(_("Could not create folder"), text, GTK_STOCK_DIALOG_INFO, NULL);
		g_free(text);
		}
	else
		{
		if (!mkdir_utf8(path, 0755))
			{
			gchar *text = g_strdup_printf(_("Unable to create folder:\n%s"), name);
			file_util_warning_dialog(_("Error creating folder"), text, GTK_STOCK_DIALOG_ERROR, NULL);
			g_free(text);
			}
		}

	g_free(path);
}

static void file_util_create_dir_cb(FileDialog *fd, gpointer data)
{
	const gchar *name;

	name = gtk_entry_get_text(GTK_ENTRY(fd->entry));

	if (strlen(name) == 0) return;

	if (name[0] == '/')
		{
		gchar *buf;
		buf  = remove_level_from_path(name);
		file_util_create_dir_do(buf, filename_from_path(name));
		g_free(buf);
		}
	else
		{
		file_util_create_dir_do(fd->dest_path, name);
		}

	file_dialog_close(fd);
}

static void file_util_create_dir_close_cb(FileDialog *fd, gpointer data)
{
	file_dialog_close(fd);
}

void file_util_create_dir(const gchar *path, GtkWidget *parent)
{
	FileDialog *fd;
	gchar *text;

	if (!isdir(path)) return;

	fd = file_util_file_dlg(_("New folder - GQview"), "GQview", "dlg_newdir", parent,
			     file_util_create_dir_close_cb, NULL);

	text = g_strdup_printf(_("Create folder in:\n%s\nnamed:"), path);
	generic_dialog_add_message(GENERIC_DIALOG(fd), NULL, NULL, text);
	g_free(text);

	file_dialog_add_button(fd, GTK_STOCK_OK, NULL, file_util_create_dir_cb, TRUE);

	fd->dest_path = g_strdup(path);

	fd->entry = gtk_entry_new();
	gtk_box_pack_start(GTK_BOX(GENERIC_DIALOG(fd)->vbox), fd->entry, FALSE, FALSE, 0);
	generic_dialog_attach_default(GENERIC_DIALOG(fd), fd->entry);
	gtk_widget_grab_focus(fd->entry);
	gtk_widget_show(fd->entry);

	gtk_widget_show(GENERIC_DIALOG(fd)->dialog);
}

gint file_util_rename_dir(const gchar *old_path, const gchar *new_path, GtkWidget *parent)
{
	const gchar *old_name;
	const gchar *new_name;

	if (!old_path || !new_path || !isdir(old_path)) return FALSE;

	old_name = filename_from_path(old_path);
	new_name = filename_from_path(new_path);

	if (isdir(new_path))
		{
		gchar *text = g_strdup_printf(_("The folder:\n%s\nalready exists."), new_name);
		file_util_warning_dialog(_("Folder exists"), text, GTK_STOCK_DIALOG_INFO, parent);
		g_free(text);

		return FALSE;
		}

	if (isname(new_path))
		{
		gchar *text = g_strdup_printf(_("The path:\n%s\nalready exists as a file."), new_name);
		file_util_warning_dialog(_("Rename failed"), text, GTK_STOCK_DIALOG_INFO,parent);
		g_free(text);

		return FALSE;
		}

	if (!rename_file(old_path, new_path))
		{
		gchar *text = g_strdup_printf(_("Failed to rename %s to %s."), old_name, new_name);
		file_util_warning_dialog("Rename failed", text, GTK_STOCK_DIALOG_ERROR, parent);
		g_free(text);

		return FALSE;
		}

	return TRUE;
}