Initial import of Sylpheed (GTK2 version).

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@1 ee746299-78ed-0310-b773-934348b2243d

1 files changed, 567 insertions, 0 deletions

diff --git a/src/grouplistdialog.c b/src/grouplistdialog.c
new file mode 100644
index 00000000..28977514
--- /dev/null
+++ b/src/grouplistdialog.c
@@ -0,0 +1,567 @@
+/*
+ * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2003 Hiroyuki Yamamoto
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include "config.h"
+#endif
+
+#include "defs.h"
+
+#include <glib.h>
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtkmain.h>
+#include <gtk/gtkwidget.h>
+#include <gtk/gtkdialog.h>
+#include <gtk/gtkwindow.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtkvbox.h>
+#include <gtk/gtkhbox.h>
+#include <gtk/gtklabel.h>
+#include <gtk/gtkentry.h>
+#include <gtk/gtkctree.h>
+#include <gtk/gtkscrolledwindow.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtkhbbox.h>
+#include <string.h>
+#include <fnmatch.h>
+
+#include "intl.h"
+#include "grouplistdialog.h"
+#include "manage_window.h"
+#include "gtkutils.h"
+#include "utils.h"
+#include "news.h"
+#include "folder.h"
+#include "alertpanel.h"
+#include "recv.h"
+#include "socket.h"
+
+#define GROUPLIST_DIALOG_WIDTH		450
+#define GROUPLIST_DIALOG_HEIGHT		400
+#define GROUPLIST_COL_NAME_WIDTH	250
+
+static gboolean ack;
+static gboolean locked;
+
+static GtkWidget *dialog;
+static GtkWidget *entry;
+static GtkWidget *ctree;
+static GtkWidget *status_label;
+static GtkWidget *ok_button;
+static GSList *group_list;
+static Folder *news_folder;
+
+static GSList *subscribed;
+
+static void grouplist_dialog_create	(void);
+static void grouplist_dialog_set_list	(const gchar	*pattern,
+					 gboolean	 refresh);
+static void grouplist_search		(void);
+static void grouplist_clear		(void);
+static gboolean grouplist_recv_func	(SockInfo	*sock,
+					 gint		 count,
+					 gint		 read_bytes,
+					 gpointer	 data);
+
+static gint window_deleted	(GtkWidget	*widget,
+				 GdkEventAny	*event,
+				 gpointer	 data);
+static void ok_clicked		(GtkWidget	*widget,
+				 gpointer	 data);
+static void cancel_clicked	(GtkWidget	*widget,
+				 gpointer	 data);
+static void refresh_clicked	(GtkWidget	*widget,
+				 gpointer	 data);
+static gboolean key_pressed	(GtkWidget	*widget,
+				 GdkEventKey	*event,
+				 gpointer	 data);
+static void ctree_selected	(GtkCTree	*ctree,
+				 GtkCTreeNode	*node,
+				 gint		 column,
+				 gpointer	 data);
+static void ctree_unselected	(GtkCTree	*ctree,
+				 GtkCTreeNode	*node,
+				 gint		 column,
+				 gpointer	 data);
+static void entry_activated	(GtkEditable	*editable);
+static void search_clicked	(GtkWidget	*widget,
+				 gpointer	 data);
+
+GSList *grouplist_dialog(Folder *folder)
+{
+	GNode *node;
+	FolderItem *item;
+
+	if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
+
+	if (!dialog)
+		grouplist_dialog_create();
+
+	news_folder = folder;
+
+	gtk_widget_show(dialog);
+	gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);
+	manage_window_set_transient(GTK_WINDOW(dialog));
+	gtk_widget_grab_focus(ok_button);
+	gtk_widget_grab_focus(ctree);
+	GTK_EVENTS_FLUSH();
+
+	subscribed = NULL;
+	for (node = folder->node->children; node != NULL; node = node->next) {
+		item = FOLDER_ITEM(node->data);
+		subscribed = g_slist_append(subscribed, g_strdup(item->path));
+	}
+
+	grouplist_dialog_set_list(NULL, TRUE);
+
+	if (ack) gtk_main();
+
+	manage_window_focus_out(dialog, NULL, NULL);
+	gtk_widget_hide(dialog);
+
+	if (!ack) {
+		slist_free_strings(subscribed);
+		g_slist_free(subscribed);
+		subscribed = NULL;
+
+		for (node = folder->node->children; node != NULL;
+		     node = node->next) {
+			item = FOLDER_ITEM(node->data);
+			subscribed = g_slist_append(subscribed,
+						    g_strdup(item->path));
+		}
+	}
+
+	grouplist_clear();
+
+	return subscribed;
+}
+
+static void grouplist_dialog_create(void)
+{
+	GtkWidget *vbox;
+	GtkWidget *hbox;
+	GtkWidget *msg_label;
+	GtkWidget *search_button;
+	GtkWidget *confirm_area;
+	GtkWidget *cancel_button;	
+	GtkWidget *refresh_button;	
+	GtkWidget *scrolledwin;
+	gchar *titles[3];
+	gint i;
+
+	dialog = gtk_dialog_new();
+	gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, TRUE, FALSE);
+	gtk_widget_set_size_request(dialog,
+				    GROUPLIST_DIALOG_WIDTH,
+				    GROUPLIST_DIALOG_HEIGHT);
+	gtk_container_set_border_width
+		(GTK_CONTAINER(GTK_DIALOG(dialog)->action_area), 5);
+	gtk_window_set_position(GTK_WINDOW(dialog), GTK_WIN_POS_CENTER);
+	gtk_window_set_title(GTK_WINDOW(dialog), _("Subscribe to newsgroup"));
+	g_signal_connect(G_OBJECT(dialog), "delete_event",
+			 G_CALLBACK(window_deleted), NULL);
+	g_signal_connect(G_OBJECT(dialog), "key_press_event",
+			 G_CALLBACK(key_pressed), NULL);
+	MANAGE_WINDOW_SIGNALS_CONNECT(dialog);
+
+	gtk_widget_realize(dialog);
+
+	vbox = gtk_vbox_new(FALSE, 8);
+	gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), vbox);
+	gtk_container_set_border_width(GTK_CONTAINER(vbox), 8);
+
+	hbox = gtk_hbox_new(FALSE, 0);
+	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
+
+	msg_label = gtk_label_new(_("Select newsgroups to subscribe."));
+	gtk_box_pack_start(GTK_BOX(hbox), msg_label, FALSE, FALSE, 0);
+
+	hbox = gtk_hbox_new(FALSE, 8);
+	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
+
+	msg_label = gtk_label_new(_("Find groups:"));
+	gtk_box_pack_start(GTK_BOX(hbox), msg_label, FALSE, FALSE, 0);
+
+	entry = gtk_entry_new();
+	gtk_box_pack_start(GTK_BOX(hbox), entry, TRUE, TRUE, 0);
+	g_signal_connect(G_OBJECT(entry), "activate",
+			 G_CALLBACK(entry_activated), NULL);
+
+	search_button = gtk_button_new_with_label(_(" Search "));
+	gtk_box_pack_start(GTK_BOX(hbox), search_button, FALSE, FALSE, 0);
+
+	g_signal_connect(G_OBJECT(search_button), "clicked",
+			 G_CALLBACK(search_clicked), NULL);
+
+	scrolledwin = gtk_scrolled_window_new(NULL, NULL);
+	gtk_box_pack_start(GTK_BOX (vbox), scrolledwin, TRUE, TRUE, 0);
+	gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (scrolledwin),
+				       GTK_POLICY_AUTOMATIC,
+				       GTK_POLICY_AUTOMATIC);
+
+	titles[0] = _("Newsgroup name");
+	titles[1] = _("Messages");
+	titles[2] = _("Type");
+	ctree = gtk_ctree_new_with_titles(3, 0, titles);
+	gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
+	gtk_clist_set_column_width
+		(GTK_CLIST(ctree), 0, GROUPLIST_COL_NAME_WIDTH);
+	gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_MULTIPLE);
+	gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
+	gtk_ctree_set_expander_style(GTK_CTREE(ctree),
+				     GTK_CTREE_EXPANDER_SQUARE);
+	for (i = 0; i < 3; i++)
+		GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
+				       GTK_CAN_FOCUS);
+	g_signal_connect(G_OBJECT(ctree), "tree_select_row",
+			 G_CALLBACK(ctree_selected), NULL);
+	g_signal_connect(G_OBJECT(ctree), "tree_unselect_row",
+			 G_CALLBACK(ctree_unselected), NULL);
+
+	hbox = gtk_hbox_new(FALSE, 0);
+	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
+
+	status_label = gtk_label_new("");
+	gtk_box_pack_start(GTK_BOX(hbox), status_label, FALSE, FALSE, 0);
+
+	gtkut_button_set_create(&confirm_area,
+				&ok_button,      _("OK"),
+				&cancel_button,  _("Cancel"),
+				&refresh_button, _("Refresh"));
+	gtk_container_add(GTK_CONTAINER(GTK_DIALOG(dialog)->action_area),
+			  confirm_area);
+	gtk_widget_grab_default(ok_button);
+
+	g_signal_connect(G_OBJECT(ok_button), "clicked",
+			 G_CALLBACK(ok_clicked), NULL);
+	g_signal_connect(G_OBJECT(cancel_button), "clicked",
+			 G_CALLBACK(cancel_clicked), NULL);
+	g_signal_connect(G_OBJECT(refresh_button), "clicked",
+			 G_CALLBACK(refresh_clicked), NULL);
+
+	gtk_widget_show_all(GTK_DIALOG(dialog)->vbox);
+}
+
+static GHashTable *branch_node_table;
+
+static void grouplist_hash_init(void)
+{
+	branch_node_table = g_hash_table_new(g_str_hash, g_str_equal);
+}
+
+static void grouplist_hash_done(void)
+{
+	hash_free_strings(branch_node_table);
+	g_hash_table_destroy(branch_node_table);
+}
+
+static GtkCTreeNode *grouplist_hash_get_branch_node(const gchar *name)
+{
+	return g_hash_table_lookup(branch_node_table, name);
+}
+
+static void grouplist_hash_set_branch_node(const gchar *name,
+					   GtkCTreeNode *node)
+{
+	g_hash_table_insert(branch_node_table, g_strdup(name), node);
+}
+
+static gchar *grouplist_get_parent_name(const gchar *name)
+{
+	gchar *p;
+
+	p = strrchr(name, '.');
+	if (!p)
+		return g_strdup("");
+	return g_strndup(name, p - name);
+}
+
+static GtkCTreeNode *grouplist_create_parent(const gchar *name,
+					     const gchar *pattern)
+{
+	GtkCTreeNode *parent;
+	GtkCTreeNode *node;
+	gchar *cols[3];
+	gchar *parent_name;
+
+	if (*name == '\0') return NULL;
+	node = grouplist_hash_get_branch_node(name);
+	if (node != NULL) return node;
+
+	cols[0] = (gchar *)name;
+	cols[1] = cols[2] = "";
+
+	parent_name = grouplist_get_parent_name(name);
+	parent = grouplist_create_parent(parent_name, pattern);
+
+	node = parent ? GTK_CTREE_ROW(parent)->children
+		: GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
+	node = gtk_ctree_insert_node(GTK_CTREE(ctree), parent, node,
+				     cols, 0, NULL, NULL, NULL, NULL,
+				     FALSE, FALSE);
+	if (parent && fnmatch(pattern, parent_name, 0) != 0)
+		gtk_ctree_expand(GTK_CTREE(ctree), parent);
+	gtk_ctree_node_set_selectable(GTK_CTREE(ctree), node, FALSE);
+
+	grouplist_hash_set_branch_node(name, node);
+
+	g_free(parent_name);
+
+	return node;
+}
+
+static GtkCTreeNode *grouplist_create_branch(NewsGroupInfo *ginfo,
+					     const gchar *pattern)
+{
+	GtkCTreeNode *node;
+	GtkCTreeNode *parent;
+	gchar *name = (gchar *)ginfo->name;
+	gchar *parent_name;
+	gchar *count_str;
+	gchar *cols[3];
+	gint count;
+
+	count = ginfo->last - ginfo->first;
+	if (count < 0)
+		count = 0;
+	count_str = itos(count);
+
+	cols[0] = ginfo->name;
+	cols[1] = count_str;
+	if (ginfo->type == 'y')
+		cols[2] = "";
+	else if (ginfo->type == 'm')
+		cols[2] = _("moderated");
+	else if (ginfo->type == 'n')
+		cols[2] = _("readonly");
+	else
+		cols[2] = _("unknown");
+
+	parent_name = grouplist_get_parent_name(name);
+	parent = grouplist_create_parent(parent_name, pattern);
+	node = grouplist_hash_get_branch_node(name);
+	if (node) {
+		gtk_ctree_set_node_info(GTK_CTREE(ctree), node, cols[0], 0,
+					NULL, NULL, NULL, NULL, FALSE, FALSE);
+		gtk_ctree_node_set_text(GTK_CTREE(ctree), node, 1, cols[1]);
+		gtk_ctree_node_set_text(GTK_CTREE(ctree), node, 2, cols[2]);
+	} else {
+		node = parent ? GTK_CTREE_ROW(parent)->children
+			: GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
+		node = gtk_ctree_insert_node(GTK_CTREE(ctree), parent, node,
+					     cols, 0, NULL, NULL, NULL, NULL,
+					     TRUE, FALSE);
+		if (parent && fnmatch(pattern, parent_name, 0) != 0)
+			gtk_ctree_expand(GTK_CTREE(ctree), parent);
+	}
+	gtk_ctree_node_set_selectable(GTK_CTREE(ctree), node, TRUE);
+	if (node)
+		gtk_ctree_node_set_row_data(GTK_CTREE(ctree), node, ginfo);
+
+	g_free(parent_name);
+
+	return node;
+}
+
+static void grouplist_dialog_set_list(const gchar *pattern, gboolean refresh)
+{
+	GSList *cur;
+	GtkCTreeNode *node;
+
+	if (locked) return;
+	locked = TRUE;
+
+	if (!pattern || *pattern == '\0')
+		pattern = "*";
+
+	if (refresh) {
+		ack = TRUE;
+		grouplist_clear();
+		recv_set_ui_func(grouplist_recv_func, NULL);
+		group_list = news_get_group_list(news_folder);
+		group_list = g_slist_reverse(group_list);
+		recv_set_ui_func(NULL, NULL);
+		if (group_list == NULL && ack == TRUE) {
+			alertpanel_error(_("Can't retrieve newsgroup list."));
+			locked = FALSE;
+			return;
+		}
+	} else {
+		g_signal_handlers_block_by_func
+			(G_OBJECT(ctree), G_CALLBACK(ctree_unselected),
+			 NULL);
+		gtk_clist_clear(GTK_CLIST(ctree));
+		g_signal_handlers_unblock_by_func
+			(G_OBJECT(ctree), G_CALLBACK(ctree_unselected),
+			 NULL);
+	}
+	gtk_entry_set_text(GTK_ENTRY(entry), pattern);
+
+	grouplist_hash_init();
+
+	gtk_clist_freeze(GTK_CLIST(ctree));
+
+	g_signal_handlers_block_by_func(G_OBJECT(ctree),
+					G_CALLBACK(ctree_selected), NULL);
+
+	for (cur = group_list; cur != NULL ; cur = cur->next) {
+		NewsGroupInfo *ginfo = (NewsGroupInfo *)cur->data;
+
+		if (fnmatch(pattern, ginfo->name, 0) == 0) {
+			node = grouplist_create_branch(ginfo, pattern);
+			if (g_slist_find_custom(subscribed, ginfo->name,
+						(GCompareFunc)g_strcasecmp)
+			    != NULL)
+				gtk_ctree_select(GTK_CTREE(ctree), node);
+		}
+	}
+
+	g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
+					  G_CALLBACK(ctree_selected), NULL);
+
+	gtk_clist_thaw(GTK_CLIST(ctree));
+
+	grouplist_hash_done();
+
+	gtk_label_set_text(GTK_LABEL(status_label), _("Done."));
+
+	locked = FALSE;
+}
+
+static void grouplist_search(void)
+{
+	gchar *str;
+
+	if (locked) return;
+
+	str = gtk_editable_get_chars(GTK_EDITABLE(entry), 0, -1);
+	grouplist_dialog_set_list(str, FALSE);
+	g_free(str);
+}
+
+static void grouplist_clear(void)
+{
+	g_signal_handlers_block_by_func(G_OBJECT(ctree),
+					G_CALLBACK(ctree_unselected), NULL);
+	gtk_clist_clear(GTK_CLIST(ctree));
+	gtk_entry_set_text(GTK_ENTRY(entry), "");
+	news_group_list_free(group_list);
+	group_list = NULL;
+	g_signal_handlers_unblock_by_func(G_OBJECT(ctree),
+					  G_CALLBACK(ctree_unselected), NULL);
+}
+
+static gboolean grouplist_recv_func(SockInfo *sock, gint count, gint read_bytes,
+				    gpointer data)
+{
+	gchar buf[BUFFSIZE];
+
+	g_snprintf(buf, sizeof(buf),
+		   _("%d newsgroups received (%s read)"),
+		   count, to_human_readable(read_bytes));
+	gtk_label_set_text(GTK_LABEL(status_label), buf);
+	GTK_EVENTS_FLUSH();
+	if (ack == FALSE)
+		return FALSE;
+	else
+		return TRUE;
+}
+
+static gint window_deleted(GtkWidget *widget, GdkEventAny *event, gpointer data)
+{
+	ack = FALSE;
+	if (gtk_main_level() > 1)
+		gtk_main_quit();
+
+	return TRUE;
+}
+
+static void ok_clicked(GtkWidget *widget, gpointer data)
+{
+	ack = TRUE;
+	if (gtk_main_level() > 1)
+		gtk_main_quit();
+}
+
+static void cancel_clicked(GtkWidget *widget, gpointer data)
+{
+	ack = FALSE;
+	if (gtk_main_level() > 1)
+		gtk_main_quit();
+}
+
+static void refresh_clicked(GtkWidget *widget, gpointer data)
+{ 
+	gchar *str;
+
+	if (locked) return;
+
+	news_remove_group_list_cache(news_folder);
+
+	str = gtk_editable_get_chars(GTK_EDITABLE(entry), 0, -1);
+	grouplist_dialog_set_list(str, TRUE);
+	g_free(str);
+}
+
+static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event,
+			    gpointer data)
+{
+	if (event && event->keyval == GDK_Escape)
+		cancel_clicked(NULL, NULL);
+	return FALSE;
+}
+
+static void ctree_selected(GtkCTree *ctree, GtkCTreeNode *node, gint column,
+			   gpointer data)
+{
+	NewsGroupInfo *ginfo;
+
+	ginfo = gtk_ctree_node_get_row_data(ctree, node);
+	if (!ginfo) return;
+
+	subscribed = g_slist_append(subscribed, g_strdup(ginfo->name));
+}
+
+static void ctree_unselected(GtkCTree *ctree, GtkCTreeNode *node, gint column,
+			     gpointer data)
+{
+	NewsGroupInfo *ginfo;
+	GSList *list;
+
+	ginfo = gtk_ctree_node_get_row_data(ctree, node);
+	if (!ginfo) return;
+
+	list = g_slist_find_custom(subscribed, ginfo->name,
+				   (GCompareFunc)g_strcasecmp);
+	if (list) {
+		g_free(list->data);
+		subscribed = g_slist_remove(subscribed, list->data);
+	}
+}
+
+static void entry_activated(GtkEditable *editable)
+{
+	grouplist_search();
+}
+
+static void search_clicked(GtkWidget *widget, gpointer data)
+{
+	grouplist_search();
+}