reimplemented grouplistdialog with GtkTreeView.

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@593 ee746299-78ed-0310-b773-934348b2243d

1 files changed, 657 insertions, 0 deletions

diff --git a/src/subscribedialog.c b/src/subscribedialog.c
new file mode 100644
index 00000000..04a2fd9f
--- /dev/null
+++ b/src/subscribedialog.c
@@ -0,0 +1,657 @@
+/*
+ * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2005 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 <glib/gi18n.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/gtktreestore.h>
+#include <gtk/gtktreeview.h>
+#include <gtk/gtktreeselection.h>
+#include <gtk/gtkcellrenderertoggle.h>
+#include <gtk/gtkcellrenderertext.h>
+#include <gtk/gtkscrolledwindow.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtkhbbox.h>
+#include <gtk/gtkstock.h>
+#include <string.h>
+
+#include "subscribedialog.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"
+
+enum {
+	SUBSCRIBE_TOGGLE,
+	SUBSCRIBE_NAME,
+	SUBSCRIBE_NUM,
+	SUBSCRIBE_TYPE,
+	SUBSCRIBE_INFO,
+	N_SUBSCRIBE_COLUMNS
+};
+
+#define SUBSCRIBE_DIALOG_WIDTH		450
+#define SUBSCRIBE_DIALOG_HEIGHT		400
+#define SUBSCRIBE_COL_NAME_WIDTH	250
+
+static gboolean ack;
+static gboolean locked;
+
+static GtkWidget *dialog;
+static GtkWidget *entry;
+static GtkWidget *treeview;
+static GtkWidget *status_label;
+static GtkWidget *ok_button;
+
+static GtkTreeStore *tree_store;
+
+static GSList *group_list;
+static GSList *subscribe_list;
+static Folder *news_folder;
+
+static void subscribe_dialog_create	(void);
+static void subscribe_dialog_set_list	(const gchar	*pattern,
+					 gboolean	 refresh);
+static void subscribe_search		(void);
+static void subscribe_clear		(void);
+
+static gboolean subscribe_foreach_func	(GtkTreeModel	*model,
+					 GtkTreePath	*path,
+					 GtkTreeIter	*iter,
+					 gpointer	 data);
+
+static gboolean subscribe_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 gboolean subscribe_selected	(GtkTreeSelection	*selection,
+					 GtkTreeModel		*model,
+					 GtkTreePath		*path,
+					 gboolean		 cur_selected,
+					 gpointer		 data);
+
+static void subscribe_toggled	(GtkCellRenderer	*cell,
+				 gchar			*path,
+				 gpointer		 data);
+
+static void entry_activated	(GtkEditable	*editable);
+static void search_clicked	(GtkWidget	*widget,
+				 gpointer	 data);
+
+GSList *subscribe_dialog(Folder *folder)
+{
+	GNode *node;
+	FolderItem *item;
+
+	if (dialog && GTK_WIDGET_VISIBLE(dialog)) return NULL;
+
+	if (!dialog)
+		subscribe_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(treeview);
+	GTK_EVENTS_FLUSH();
+
+	subscribe_list = NULL;
+	for (node = folder->node->children; node != NULL; node = node->next) {
+		item = FOLDER_ITEM(node->data);
+		subscribe_list = g_slist_append(subscribe_list,
+						g_strdup(item->path));
+	}
+
+	subscribe_dialog_set_list(NULL, TRUE);
+
+	if (ack) gtk_main();
+
+	manage_window_focus_out(dialog, NULL, NULL);
+	gtk_widget_hide(dialog);
+
+	if (ack) {
+		GSList *cur;
+
+		slist_free_strings(subscribe_list);
+		subscribe_list = NULL;
+		for (cur = group_list; cur != NULL; cur = cur->next) {
+			NewsGroupInfo *ginfo = (NewsGroupInfo *)cur->data;
+
+			if (ginfo->subscribed)
+				subscribe_list = g_slist_append
+					(subscribe_list, g_strdup(ginfo->name));
+		}
+	}
+
+	subscribe_clear();
+
+	return subscribe_list;
+}
+
+static void subscribe_dialog_create(void)
+{
+	GtkWidget *vbox;
+	GtkWidget *hbox;
+	GtkWidget *msg_label;
+	GtkWidget *search_button;
+	GtkWidget *confirm_area;
+	GtkWidget *cancel_button;	
+	GtkWidget *refresh_button;	
+	GtkWidget *scrolledwin;
+	GtkTreeViewColumn *column;
+	GtkCellRenderer *renderer;
+	GtkTreeSelection *selection;
+
+	dialog = gtk_dialog_new();
+	gtk_window_set_policy(GTK_WINDOW(dialog), FALSE, TRUE, FALSE);
+	gtk_widget_set_size_request(dialog,
+				    SUBSCRIBE_DIALOG_WIDTH,
+				    SUBSCRIBE_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);
+
+	tree_store = gtk_tree_store_new(N_SUBSCRIBE_COLUMNS,
+					G_TYPE_BOOLEAN,
+					G_TYPE_STRING,
+					G_TYPE_STRING,
+					G_TYPE_STRING,
+					G_TYPE_POINTER);
+	gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(tree_store),
+					     SUBSCRIBE_NAME,
+					     GTK_SORT_ASCENDING);
+
+	treeview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(tree_store));
+	g_object_unref(G_OBJECT(tree_store));
+	gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(treeview), TRUE);
+	gtk_tree_view_set_search_column(GTK_TREE_VIEW(treeview),
+					SUBSCRIBE_NAME);
+
+	selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
+	gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
+	gtk_tree_selection_set_select_function(selection, subscribe_selected,
+					       NULL, NULL);
+
+	gtk_container_add(GTK_CONTAINER(scrolledwin), treeview);
+
+	renderer = gtk_cell_renderer_toggle_new();
+	column = gtk_tree_view_column_new_with_attributes
+		(NULL, renderer, "active", SUBSCRIBE_TOGGLE, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column);
+	g_signal_connect(renderer, "toggled", G_CALLBACK(subscribe_toggled),
+			 NULL);
+
+	renderer = gtk_cell_renderer_text_new();
+	column = gtk_tree_view_column_new_with_attributes
+		(_("Newsgroup name"), renderer, "text", SUBSCRIBE_NAME, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column);
+	gtk_tree_view_set_expander_column(GTK_TREE_VIEW(treeview), column);
+
+	renderer = gtk_cell_renderer_text_new();
+	column = gtk_tree_view_column_new_with_attributes
+		(_("Messages"), renderer, "text", SUBSCRIBE_NUM, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column);
+
+	renderer = gtk_cell_renderer_text_new();
+	column = gtk_tree_view_column_new_with_attributes
+		(_("Type"), renderer, "text", SUBSCRIBE_TYPE, NULL);
+	gtk_tree_view_append_column(GTK_TREE_VIEW(treeview), column);
+
+	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_stock_button_set_create(&confirm_area,
+				      &ok_button, GTK_STOCK_OK,
+				      &cancel_button, GTK_STOCK_CANCEL,
+				      &refresh_button, GTK_STOCK_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 subscribe_hash_init(void)
+{
+	branch_node_table = g_hash_table_new_full
+		(g_str_hash, g_str_equal, NULL,
+		 (GDestroyNotify)gtk_tree_iter_free);
+}
+
+static void subscribe_hash_free(void)
+{
+	hash_free_strings(branch_node_table);
+	g_hash_table_destroy(branch_node_table);
+}
+
+static gboolean subscribe_hash_get_branch_node(const gchar *name,
+					       GtkTreeIter *iter)
+{
+	GtkTreeIter *iter_;
+
+	iter_ = g_hash_table_lookup(branch_node_table, name);
+	if (iter_) {
+		*iter = *iter_;
+		return TRUE;
+	}
+
+	return FALSE;
+}
+
+static void subscribe_hash_set_branch_node(const gchar *name,
+					   GtkTreeIter *iter)
+{
+	GtkTreeIter *iter_;
+
+	iter_ = gtk_tree_iter_copy(iter);
+	g_hash_table_replace(branch_node_table, g_strdup(name), iter_);
+}
+
+static gchar *subscribe_get_parent_name(const gchar *name)
+{
+	gchar *p;
+
+	p = strrchr(name, '.');
+	if (!p)
+		return g_strdup("");
+	return g_strndup(name, p - name);
+}
+
+static gboolean subscribe_create_parent(const gchar *name,
+					const gchar *pattern,
+					GtkTreeIter *parent)
+{
+	GtkTreeIter parent_;
+	GtkTreeIter iter;
+	gchar *parent_name;
+	gboolean has_parent;
+
+	if (*name == '\0') return FALSE;
+	if (subscribe_hash_get_branch_node(name, &iter)) {
+		*parent = iter;
+		return TRUE;
+	}
+
+	parent_name = subscribe_get_parent_name(name);
+	has_parent = subscribe_create_parent(parent_name, pattern, &parent_);
+
+	if (has_parent) {
+		gtk_tree_store_append(tree_store, &iter, &parent_);
+		if (g_pattern_match_simple(pattern, parent_name) == FALSE)
+			gtkut_tree_view_expand_parent_all
+				(GTK_TREE_VIEW(treeview), &iter);
+	} else
+		gtk_tree_store_append(tree_store, &iter, NULL);
+	gtk_tree_store_set(tree_store, &iter, SUBSCRIBE_NAME, name, -1);
+
+	subscribe_hash_set_branch_node(name, &iter);
+
+	g_free(parent_name);
+
+	*parent = iter;
+
+	return TRUE;
+}
+
+static gboolean subscribe_create_branch(NewsGroupInfo *ginfo,
+					const gchar *pattern,
+					GtkTreeIter *iter)
+{
+	GtkTreeIter iter_;
+	GtkTreeIter parent;
+	gchar *name = (gchar *)ginfo->name;
+	gchar *parent_name;
+	gint count;
+	const gchar *count_str;
+	const gchar *type_str;
+	gboolean has_parent;
+
+	count = ginfo->last - ginfo->first;
+	if (count < 0)
+		count = 0;
+	count_str = itos(count);
+
+	if (ginfo->type == 'y')
+		type_str = "";
+	else if (ginfo->type == 'm')
+		type_str = _("moderated");
+	else if (ginfo->type == 'n')
+		type_str = _("readonly");
+	else
+		type_str = _("unknown");
+
+	parent_name = subscribe_get_parent_name(name);
+	has_parent = subscribe_create_parent(parent_name, pattern, &parent);
+	if (!subscribe_hash_get_branch_node(name, &iter_)) {
+		if (has_parent) {
+			gtk_tree_store_append(tree_store, &iter_, &parent);
+			if (g_pattern_match_simple(pattern, parent_name) == FALSE)
+				gtkut_tree_view_expand_parent_all
+					(GTK_TREE_VIEW(treeview), &iter_);
+		} else
+			gtk_tree_store_append(tree_store, &iter_, NULL);
+	}
+
+	gtk_tree_store_set(tree_store, &iter_,
+			   SUBSCRIBE_NAME, ginfo->name,
+			   SUBSCRIBE_NUM, count_str,
+			   SUBSCRIBE_TYPE, type_str,
+			   SUBSCRIBE_INFO, ginfo,
+			   -1);
+
+	g_free(parent_name);
+
+	*iter = iter_;
+
+	return TRUE;
+}
+
+static void subscribe_dialog_set_list(const gchar *pattern, gboolean refresh)
+{
+	GSList *cur;
+	GPatternSpec *pspec;
+
+	if (locked) return;
+	locked = TRUE;
+
+	if (!pattern || *pattern == '\0')
+		pattern = "*";
+
+	if (refresh) {
+		ack = TRUE;
+		subscribe_clear();
+		recv_set_ui_func(subscribe_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 {
+		gtk_tree_store_clear(tree_store);
+	}
+	gtk_entry_set_text(GTK_ENTRY(entry), pattern);
+
+	subscribe_hash_init();
+
+	pspec = g_pattern_spec_new(pattern);
+
+	for (cur = group_list; cur != NULL ; cur = cur->next) {
+		NewsGroupInfo *ginfo = (NewsGroupInfo *)cur->data;
+		GtkTreeIter iter;
+
+		if (g_pattern_match_string(pspec, ginfo->name)) {
+			subscribe_create_branch(ginfo, pattern, &iter);
+			if (g_slist_find_custom
+				(subscribe_list, ginfo->name,
+				 (GCompareFunc)g_ascii_strcasecmp)
+			    != NULL) {
+				ginfo->subscribed = TRUE;
+				gtk_tree_store_set(tree_store, &iter,
+						   SUBSCRIBE_TOGGLE, TRUE, -1);
+			}
+		}
+	}
+
+	g_pattern_spec_free(pspec);
+
+	subscribe_hash_free();
+
+	gtk_label_set_text(GTK_LABEL(status_label), _("Done."));
+
+	locked = FALSE;
+}
+
+static void subscribe_search(void)
+{
+	gchar *str;
+
+	if (locked) return;
+
+	str = gtk_editable_get_chars(GTK_EDITABLE(entry), 0, -1);
+	subscribe_dialog_set_list(str, FALSE);
+	g_free(str);
+}
+
+static void subscribe_clear(void)
+{
+	gtk_tree_store_clear(tree_store);
+	gtk_entry_set_text(GTK_ENTRY(entry), "");
+	news_group_list_free(group_list);
+	group_list = NULL;
+}
+
+static gboolean subscribe_foreach_func(GtkTreeModel *model, GtkTreePath *path,
+				       GtkTreeIter *iter, gpointer data)
+{
+	GSList **subscribed = data;
+	gboolean enabled;
+	NewsGroupInfo *ginfo;
+
+	gtk_tree_model_get(model, iter,
+			   SUBSCRIBE_TOGGLE, &enabled,
+			   SUBSCRIBE_INFO, &ginfo, -1);
+	if (ginfo && enabled) {
+		*subscribed = g_slist_append
+			(*subscribed, g_strdup(ginfo->name));
+	}
+
+	return FALSE;
+}
+
+static gboolean subscribe_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);
+	subscribe_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 gboolean subscribe_selected(GtkTreeSelection *selection,
+				   GtkTreeModel *model, GtkTreePath *path,
+				   gboolean cur_selected, gpointer data)
+{
+	GtkTreeIter iter;
+	NewsGroupInfo *ginfo;
+
+	if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(tree_store), &iter, path))
+		return FALSE;
+
+	gtk_tree_model_get(GTK_TREE_MODEL(tree_store), &iter,
+			   SUBSCRIBE_INFO, &ginfo, -1);
+	if (!ginfo)
+		return FALSE;
+
+	return TRUE;
+}
+
+static void subscribe_toggled(GtkCellRenderer *cell, gchar *path_str,
+			      gpointer data)
+{
+	GtkTreePath *path;
+	GtkTreeIter iter;
+	gboolean enabled;
+	NewsGroupInfo *ginfo;
+
+	path = gtk_tree_path_new_from_string(path_str);
+	gtk_tree_model_get_iter(GTK_TREE_MODEL(tree_store), &iter, path);
+	gtk_tree_path_free(path);
+
+	gtk_tree_model_get(GTK_TREE_MODEL(tree_store), &iter,
+			   SUBSCRIBE_TOGGLE, &enabled,
+			   SUBSCRIBE_INFO, &ginfo,
+			   -1);
+	if (ginfo) {
+		ginfo->subscribed = !enabled;
+		gtk_tree_store_set(tree_store, &iter,
+				   SUBSCRIBE_TOGGLE, !enabled, -1);
+	}
+}
+
+static void entry_activated(GtkEditable *editable)
+{
+	subscribe_search();
+}
+
+static void search_clicked(GtkWidget *widget, gpointer data)
+{
+	subscribe_search();
+}