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-rw-r--r--logview/logview-loglist.c500
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diff --git a/logview/logview-loglist.c b/logview/logview-loglist.c
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-/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
-/* logview-loglist.c - displays a list of the opened logs
- *
- * Copyright (C) 2005 Vincent Noel <[email protected]>
- * Copyright (C) 2008 Cosimo Cecchi <[email protected]>
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <gtk/gtk.h>
-#include <glib/gi18n.h>
-
-#include "logview-manager.h"
-#include "logview-log.h"
-#include "logview-utils.h"
-
-#include "logview-loglist.h"
-
-struct _LogviewLoglistPrivate {
- GtkTreeStore *model;
- LogviewManager *manager;
- GtkTreePath *selection;
- gboolean has_day_selection;
-};
-
-G_DEFINE_TYPE (LogviewLoglist, logview_loglist, GTK_TYPE_TREE_VIEW);
-
-#define GET_PRIVATE(o) \
- (G_TYPE_INSTANCE_GET_PRIVATE ((o), LOGVIEW_TYPE_LOGLIST, LogviewLoglistPrivate))
-
-enum {
- LOG_OBJECT = 0,
- LOG_NAME,
- LOG_WEIGHT,
- LOG_WEIGHT_SET,
- LOG_DAY
-};
-
-enum {
- DAY_SELECTED,
- DAY_CLEARED,
- LAST_SIGNAL
-};
-
-static guint signals[LAST_SIGNAL] = { 0 };
-
-static void
-save_day_selection (LogviewLoglist *loglist, GtkTreeIter *iter)
-{
- if (loglist->priv->selection) {
- gtk_tree_path_free (loglist->priv->selection);
- }
-
- loglist->priv->selection = gtk_tree_model_get_path
- (GTK_TREE_MODEL (loglist->priv->model), iter);
-}
-
-static void
-update_days_and_lines_for_log (LogviewLoglist *loglist,
- GtkTreeIter *log, GSList *days)
-{
- gboolean res;
- GtkTreeIter iter, dummy;
- GSList *l;
- int i;
- char date[200];
- Day *day;
-
- /* if we have some days, we can't remove all the items immediately, otherwise,
- * if the row is expanded, it will be collapsed because there are no items,
- * so we create a dummy entry, remove all the others and then remove the
- * dummy one.
- */
- res = gtk_tree_model_iter_children (GTK_TREE_MODEL (loglist->priv->model),
- &iter, log);
- if (res) {
- gtk_tree_store_insert_before (loglist->priv->model, &dummy, log, &iter);
- gtk_tree_store_set (loglist->priv->model, &dummy,
- LOG_NAME, "", -1);
- do {
- gtk_tree_store_remove (loglist->priv->model, &iter);
- } while (gtk_tree_store_iter_is_valid (loglist->priv->model, &iter));
- }
-
- for (i = 1, l = days; l; l = l->next) {
- /* now insert all the days */
- day = l->data;
-
- g_date_strftime (date, 200, "%A, %e %b", day->date);
-
- gtk_tree_store_insert (GTK_TREE_STORE (loglist->priv->model),
- &iter, log, i);
- gtk_tree_store_set (GTK_TREE_STORE (loglist->priv->model),
- &iter, LOG_NAME, date, LOG_DAY, day, -1);
- i++;
- }
-
- if (res) {
- gtk_tree_store_remove (loglist->priv->model, &dummy);
- }
-}
-
-static GtkTreeIter *
-logview_loglist_find_log (LogviewLoglist *list, LogviewLog *log)
-{
- GtkTreeIter iter;
- GtkTreeModel *model;
- GtkTreeIter *retval = NULL;
- LogviewLog *current;
-
- model = GTK_TREE_MODEL (list->priv->model);
-
- if (!gtk_tree_model_get_iter_first (model, &iter)) {
- return NULL;
- }
-
- do {
- gtk_tree_model_get (model, &iter, LOG_OBJECT, &current, -1);
- if (current == log) {
- retval = gtk_tree_iter_copy (&iter);
- }
- if (current)
- g_object_unref (current);
- } while (gtk_tree_model_iter_next (model, &iter) != FALSE && retval == NULL);
-
- return retval;
-}
-
-static void
-log_changed_cb (LogviewLog *log,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- LogviewLog *active;
- GtkTreeIter *iter;
-
- active = logview_manager_get_active_log (list->priv->manager);
-
- if (log == active) {
- g_object_unref (active);
- return;
- }
-
- iter = logview_loglist_find_log (list, log);
-
- if (!iter) {
- return;
- }
-
- /* make the log bold in the list */
- gtk_tree_store_set (list->priv->model, iter,
- LOG_WEIGHT, PANGO_WEIGHT_BOLD,
- LOG_WEIGHT_SET, TRUE, -1);
-
- gtk_tree_iter_free (iter);
-}
-
-
-static void
-tree_selection_changed_cb (GtkTreeSelection *selection,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- GtkTreeModel *model;
- GtkTreeIter iter, parent;
- LogviewLog *log;
- gboolean is_bold, is_active;
- Day *day;
-
- if (!gtk_tree_selection_get_selected (selection, &model, &iter)) {
- return;
- }
-
- gtk_tree_model_get (model, &iter, LOG_OBJECT, &log,
- LOG_WEIGHT_SET, &is_bold,
- LOG_DAY, &day, -1);
- if (log) {
- is_active = logview_manager_log_is_active (list->priv->manager, log);
-
- if (is_active && list->priv->has_day_selection) {
- list->priv->has_day_selection = FALSE;
- g_signal_emit (list, signals[DAY_CLEARED], 0, NULL);
- } else if (!is_active) {
- logview_manager_set_active_log (list->priv->manager, log);
- }
- } else if (day) {
- list->priv->has_day_selection = TRUE;
- gtk_tree_model_iter_parent (model, &parent, &iter);
- gtk_tree_model_get (model, &parent, LOG_OBJECT, &log, -1);
-
- if (!logview_manager_log_is_active (list->priv->manager, log)) {
- save_day_selection (list, &iter);
- logview_manager_set_active_log (list->priv->manager, log);
- } else {
- g_signal_emit (list, signals[DAY_SELECTED], 0, day, NULL);
- }
- }
-
- if (is_bold) {
- gtk_tree_store_set (GTK_TREE_STORE (model), &iter,
- LOG_WEIGHT_SET, FALSE, -1);
- }
-
- if (log) {
- g_object_unref (log);
- }
-}
-
-static void
-manager_active_changed_cb (LogviewManager *manager,
- LogviewLog *log,
- LogviewLog *old_log,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- GtkTreeIter * iter, sel_iter;
- GtkTreeSelection * selection;
-
- if (list->priv->selection &&
- gtk_tree_model_get_iter (GTK_TREE_MODEL (list->priv->model),
- &sel_iter, list->priv->selection))
- {
- Day *day;
-
- iter = gtk_tree_iter_copy (&sel_iter);
-
- gtk_tree_model_get (GTK_TREE_MODEL (list->priv->model), iter,
- LOG_DAY, &day, -1);
-
- if (day) {
- g_signal_emit (list, signals[DAY_SELECTED], 0, day, NULL);
- }
-
- gtk_tree_path_free (list->priv->selection);
- list->priv->selection = NULL;
- } else {
- iter = logview_loglist_find_log (list, log);
- }
-
- if (!iter) {
- return;
- }
-
- selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (list));
- g_signal_handlers_block_by_func (selection, tree_selection_changed_cb, list);
-
- gtk_tree_selection_select_iter (selection, iter);
-
- g_signal_handlers_unblock_by_func (selection, tree_selection_changed_cb, list);
- gtk_tree_iter_free (iter);
-}
-
-static void
-manager_log_closed_cb (LogviewManager *manager,
- LogviewLog *log,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- GtkTreeIter *iter;
- gboolean res;
-
- iter = logview_loglist_find_log (list, log);
-
- if (!iter) {
- return;
- }
-
- g_signal_handlers_disconnect_by_func (log, log_changed_cb, list);
-
- res = gtk_tree_store_remove (list->priv->model, iter);
- if (res) {
- GtkTreeSelection *selection;
-
- /* iter now points to the next valid row */
- selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (list));
- gtk_tree_selection_select_iter (selection, iter);
- } else {
- /* FIXME: what shall we do here? */
- }
-
- gtk_tree_iter_free (iter);
-}
-
-static void
-manager_log_added_cb (LogviewManager *manager,
- LogviewLog *log,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- GtkTreeIter iter, child;
-
- gtk_tree_store_append (list->priv->model, &iter, NULL);
- gtk_tree_store_set (list->priv->model, &iter,
- LOG_OBJECT, g_object_ref (log),
- LOG_NAME, logview_log_get_display_name (log), -1);
- if (logview_log_get_has_days (log)) {
- gtk_tree_store_insert (list->priv->model,
- &child, &iter, 0);
- gtk_tree_store_set (list->priv->model, &child,
- LOG_NAME, _("Loading..."), -1);
- }
-
- g_signal_connect (log, "log-changed",
- G_CALLBACK (log_changed_cb), list);
-}
-
-static void
-row_expanded_cb (GtkTreeView *view,
- GtkTreeIter *iter,
- GtkTreePath *path,
- gpointer user_data)
-{
- LogviewLoglist *list = user_data;
- LogviewLog *log;
-
- gtk_tree_model_get (GTK_TREE_MODEL (list->priv->model), iter,
- LOG_OBJECT, &log, -1);
- if (!logview_manager_log_is_active (list->priv->manager, log)) {
- logview_manager_set_active_log (list->priv->manager, log);
- }
-
- g_object_unref (log);
-}
-
-static int
-loglist_sort_func (GtkTreeModel *model,
- GtkTreeIter *a,
- GtkTreeIter *b,
- gpointer user_data)
-{
- char *name_a, *name_b;
- Day *day_a, *day_b;
- int retval = 0;
-
- switch (gtk_tree_store_iter_depth (GTK_TREE_STORE (model), a)) {
- case 0:
- gtk_tree_model_get (model, a, LOG_NAME, &name_a, -1);
- gtk_tree_model_get (model, b, LOG_NAME, &name_b, -1);
- retval = g_utf8_collate (name_a, name_b);
- g_free (name_a);
- g_free (name_b);
-
- break;
- case 1:
- gtk_tree_model_get (model, a, LOG_DAY, &day_a, -1);
- gtk_tree_model_get (model, b, LOG_DAY, &day_b, -1);
- if (day_a && day_b) {
- retval = days_compare (day_a, day_b);
- } else {
- retval = 0;
- }
-
- break;
- default:
- g_assert_not_reached ();
-
- break;
- }
-
- return retval;
-}
-
-static void
-do_finalize (GObject *obj)
-{
- LogviewLoglist *list = LOGVIEW_LOGLIST (obj);
-
- g_object_unref (list->priv->model);
- list->priv->model = NULL;
-
- if (list->priv->selection) {
- gtk_tree_path_free (list->priv->selection);
- list->priv->selection = NULL;
- }
-
- G_OBJECT_CLASS (logview_loglist_parent_class)->finalize (obj);
-}
-
-static void
-logview_loglist_init (LogviewLoglist *list)
-{
- GtkTreeStore *model;
- GtkTreeViewColumn *column;
- GtkTreeSelection *selection;
- GtkCellRenderer *cell;
-
- list->priv = GET_PRIVATE (list);
- list->priv->has_day_selection = FALSE;
- list->priv->selection = NULL;
-
- model = gtk_tree_store_new (5, LOGVIEW_TYPE_LOG, G_TYPE_STRING, G_TYPE_INT,
- G_TYPE_BOOLEAN, G_TYPE_POINTER);
- gtk_tree_view_set_model (GTK_TREE_VIEW (list), GTK_TREE_MODEL (model));
- list->priv->model = model;
- gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (list), FALSE);
-
- selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (list));
- gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE);
- g_signal_connect (selection, "changed",
- G_CALLBACK (tree_selection_changed_cb), list);
-
- cell = gtk_cell_renderer_text_new ();
- column = gtk_tree_view_column_new ();
- gtk_tree_view_column_pack_start (column, cell, TRUE);
- gtk_tree_view_column_set_attributes (column, cell,
- "text", LOG_NAME,
- "weight-set", LOG_WEIGHT_SET,
- "weight", LOG_WEIGHT,
- NULL);
-
- gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (list->priv->model), LOG_NAME, GTK_SORT_ASCENDING);
- gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (list->priv->model),
- LOG_NAME,
- (GtkTreeIterCompareFunc) loglist_sort_func,
- list, NULL);
- gtk_tree_view_append_column (GTK_TREE_VIEW (list), column);
- gtk_tree_view_set_search_column (GTK_TREE_VIEW (list), -1);
-
- list->priv->manager = logview_manager_get ();
-
- g_signal_connect (list->priv->manager, "log-added",
- G_CALLBACK (manager_log_added_cb), list);
- g_signal_connect (list->priv->manager, "log-closed",
- G_CALLBACK (manager_log_closed_cb), list);
- g_signal_connect_after (list->priv->manager, "active-changed",
- G_CALLBACK (manager_active_changed_cb), list);
- g_signal_connect (list, "row-expanded",
- G_CALLBACK (row_expanded_cb), list);
-}
-
-static void
-logview_loglist_class_init (LogviewLoglistClass *klass)
-{
- GObjectClass *oclass = G_OBJECT_CLASS (klass);
- oclass->finalize = do_finalize;
-
- signals[DAY_SELECTED] = g_signal_new ("day-selected",
- G_OBJECT_CLASS_TYPE (oclass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (LogviewLoglistClass, day_selected),
- NULL, NULL,
- g_cclosure_marshal_VOID__POINTER,
- G_TYPE_NONE, 1,
- G_TYPE_POINTER);
-
- signals[DAY_CLEARED] = g_signal_new ("day-cleared",
- G_OBJECT_CLASS_TYPE (oclass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (LogviewLoglistClass, day_cleared),
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- g_type_class_add_private (klass, sizeof (LogviewLoglistPrivate));
-}
-
-/* public methods */
-
-GtkWidget *
-logview_loglist_new (void)
-{
- GtkWidget *widget;
- widget = g_object_new (LOGVIEW_TYPE_LOGLIST, NULL);
- return widget;
-}
-
-void
-logview_loglist_update_lines (LogviewLoglist *loglist, LogviewLog *log)
-{
- GSList *days;
- GtkTreeIter *parent;
-
- g_assert (LOGVIEW_IS_LOGLIST (loglist));
- g_assert (LOGVIEW_IS_LOG (log));
-
- parent = logview_loglist_find_log (loglist, log);
-
- if (parent) {
- days = logview_log_get_days_for_cached_lines (log);
- update_days_and_lines_for_log (loglist, parent, days);
- gtk_tree_iter_free (parent);
- }
-}
-
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