From c9cadcd53d03e73475dd266aad223a1ebc9229b5 Mon Sep 17 00:00:00 2001 From: monsta Date: Wed, 9 Sep 2015 10:46:57 +0300 Subject: logview: move sources to src/ subdir --- logview/src/logview-manager.c | 432 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 432 insertions(+) create mode 100644 logview/src/logview-manager.c (limited to 'logview/src/logview-manager.c') diff --git a/logview/src/logview-manager.c b/logview/src/logview-manager.c new file mode 100644 index 00000000..54b5320b --- /dev/null +++ b/logview/src/logview-manager.c @@ -0,0 +1,432 @@ +/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */ +/* logview-manager.c - manager for the opened log objects + * + * Copyright (C) 2008 Cosimo Cecchi + * + * 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., 551 Franklin Street, Fifth Floor, Boston, MA 02110-1301, + * USA. + */ + +/* logview-manager.c */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include "logview-manager.h" + +#include + +#include "logview-prefs.h" +#include "logview-marshal.h" +#include "logview-app.h" + +enum { + LOG_ADDED, + LOG_CLOSED, + ACTIVE_CHANGED, + LAST_SIGNAL +}; + +typedef struct { + LogviewManager *manager; + gboolean set_active; + gboolean is_multiple; + GFile *file; +} CreateCBData; + +typedef struct { + int total; + int current; + GPtrArray *errors; +} MultipleCreation; + +struct _LogviewManagerPrivate { + GHashTable *logs; + LogviewLog *active_log; +}; + +static LogviewManager *singleton = NULL; +static MultipleCreation *op = NULL; +static guint signals[LAST_SIGNAL] = { 0 }; + +G_DEFINE_TYPE (LogviewManager, logview_manager, G_TYPE_OBJECT); + +#define GET_PRIVATE(o) \ + (G_TYPE_INSTANCE_GET_PRIVATE ((o), LOGVIEW_TYPE_MANAGER, LogviewManagerPrivate)) + +static void +logview_manager_finalize (GObject *object) +{ + LogviewManager *manager; + + manager = LOGVIEW_MANAGER (object); + + if (manager->priv->active_log) { + g_object_unref (manager->priv->active_log); + } + + g_hash_table_destroy (manager->priv->logs); + + G_OBJECT_CLASS (logview_manager_parent_class)->finalize (object); +} + +static void +logview_manager_class_init (LogviewManagerClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->finalize = logview_manager_finalize; + + signals[LOG_ADDED] = g_signal_new ("log-added", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (LogviewManagerClass, log_added), + NULL, NULL, + g_cclosure_marshal_VOID__OBJECT, + G_TYPE_NONE, 1, + LOGVIEW_TYPE_LOG); + + signals[LOG_CLOSED] = g_signal_new ("log-closed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (LogviewManagerClass, log_closed), + NULL, NULL, + g_cclosure_marshal_VOID__OBJECT, + G_TYPE_NONE, 1, + LOGVIEW_TYPE_LOG); + + signals[ACTIVE_CHANGED] = g_signal_new ("active-changed", + G_OBJECT_CLASS_TYPE (object_class), + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (LogviewManagerClass, active_changed), + NULL, NULL, + logview_marshal_VOID__OBJECT_OBJECT, + G_TYPE_NONE, 2, + LOGVIEW_TYPE_LOG, + LOGVIEW_TYPE_LOG); + + g_type_class_add_private (klass, sizeof (LogviewManagerPrivate)); +} + +static void +logview_manager_init (LogviewManager *self) +{ + LogviewManagerPrivate *priv = self->priv = GET_PRIVATE (self); + + priv->active_log = NULL; + priv->logs = g_hash_table_new_full (g_str_hash, g_str_equal, + (GDestroyNotify) g_free, (GDestroyNotify) g_object_unref); +} + +static MultipleCreation * +multiple_creation_op_new (int total) +{ + MultipleCreation *retval; + + retval = g_slice_new0 (MultipleCreation); + retval->total = total; + retval->current = 0; + retval->errors = g_ptr_array_new (); + + return retval; +} + +static void +multiple_creation_op_free (MultipleCreation *mc) +{ + g_ptr_array_foreach (mc->errors, (GFunc) g_strfreev, NULL); + g_ptr_array_free (mc->errors, TRUE); + + g_slice_free (MultipleCreation, mc); +} + +static void +create_log_cb (LogviewLog *log, + GError *error, + gpointer user_data) +{ + CreateCBData *data = user_data; + + if (log) { + char *log_uri; + LogviewPrefs *prefs; + GFile *file; + + log_uri = logview_log_get_uri (log); + + /* creation went well, store the log and notify */ + g_hash_table_insert (data->manager->priv->logs, + log_uri, log); + + prefs = logview_prefs_get (); + file = logview_log_get_gfile (log); + logview_prefs_store_log (prefs, file); + + g_object_unref (file); + + g_signal_emit (data->manager, signals[LOG_ADDED], 0, log, NULL); + + if (data->set_active) { + logview_manager_set_active_log (data->manager, log); + } + } else { + char *path; + + /* notify the error */ + path = g_file_get_path (data->file); + + if (!data->is_multiple) { + logview_app_add_error (logview_app_get (), + path, error->message); + } else { + char **error_arr = g_new0 (char *, 3); + + error_arr[0] = g_strdup (path); + error_arr[1] = g_strdup (error->message); + error_arr[2] = NULL; + + g_ptr_array_add (op->errors, error_arr); + } + + g_free (path); + } + + if (data->is_multiple) { + op->current++; + + if (op->total == op->current) { + logview_app_add_errors (logview_app_get (), op->errors); + multiple_creation_op_free (op); + op = NULL; + } + } + + g_object_unref (data->file); + g_slice_free (CreateCBData, data); +} + +static void +add_log_from_gfile_internal (LogviewManager *manager, + GFile *file, + gboolean set_active, + gboolean is_multiple) +{ + char *file_uri; + LogviewLog *log; + CreateCBData *data; + + file_uri = g_file_get_uri (file); + + if (set_active == FALSE) { + /* if it's the first log being added, set it as active anyway */ + set_active = (manager->priv->logs == NULL); + } + + if ((log = g_hash_table_lookup (manager->priv->logs, file_uri)) != NULL) { + /* log already exists, don't load it */ + if (set_active) { + logview_manager_set_active_log (manager, log); + } + } else { + data = g_slice_new0 (CreateCBData); + data->manager = manager; + data->set_active = set_active; + data->is_multiple = is_multiple; + data->file = g_object_ref (file); + + logview_log_create_from_gfile (file, create_log_cb, data); + } + + g_free (file_uri); +} + +static void +logview_manager_add_log_from_name (LogviewManager *manager, + const char *filename, gboolean set_active, + gboolean is_multiple) +{ + GFile *file; + + file = g_file_new_for_path (filename); + + add_log_from_gfile_internal (manager, file, set_active, is_multiple); + + g_object_unref (file); +} + +/* public methods */ + +LogviewManager* +logview_manager_get (void) +{ + if (!singleton) { + singleton = g_object_new (LOGVIEW_TYPE_MANAGER, NULL); + } + + return singleton; +} + +void +logview_manager_set_active_log (LogviewManager *manager, + LogviewLog *log) +{ + LogviewLog *old_log = NULL; + GFile *file; + char *path; + + g_assert (LOGVIEW_IS_MANAGER (manager)); + + if (manager->priv->active_log) { + old_log = manager->priv->active_log; + } + + manager->priv->active_log = g_object_ref (log); + + file = logview_log_get_gfile (log); + path = g_file_get_path (file); + logview_prefs_store_active_logfile (logview_prefs_get (), path); + g_free (path); + g_object_unref (file); + + g_signal_emit (manager, signals[ACTIVE_CHANGED], 0, log, old_log, NULL); + + if (old_log) { + g_object_unref (old_log); + } +} + +LogviewLog * +logview_manager_get_active_log (LogviewManager *manager) +{ + g_assert (LOGVIEW_IS_MANAGER (manager)); + + return (manager->priv->active_log != NULL) ? + g_object_ref (manager->priv->active_log) : + NULL; +} + +void +logview_manager_add_log_from_gfile (LogviewManager *manager, + GFile *file, + gboolean set_active) +{ + g_assert (LOGVIEW_IS_MANAGER (manager)); + + add_log_from_gfile_internal (manager, file, set_active, FALSE); +} + +void +logview_manager_add_logs_from_name_list (LogviewManager *manager, + GSList *names, + const char *active) +{ + GSList *l; + + g_assert (LOGVIEW_IS_MANAGER (manager)); + g_assert (op == NULL); + + op = multiple_creation_op_new (g_slist_length (names)); + + for (l = names; l; l = l->next) { + logview_manager_add_log_from_name (manager, l->data, + (g_ascii_strcasecmp (active, l->data) == 0), + TRUE); + } +} + +void +logview_manager_add_logs_from_names (LogviewManager *manager, + char ** names, + const gchar *active) +{ + int i; + gboolean set_active; + + g_assert (LOGVIEW_IS_MANAGER (manager)); + g_assert (op == NULL); + + op = multiple_creation_op_new (g_strv_length (names)); + + for (i = 0; names[i]; i++) { + set_active = (active != NULL) && (!g_ascii_strcasecmp (active, names[i])); + logview_manager_add_log_from_name (manager, names[i], set_active, + TRUE); + } +} + +int +logview_manager_get_log_count (LogviewManager *manager) +{ + g_assert (LOGVIEW_IS_MANAGER (manager)); + + return g_hash_table_size (manager->priv->logs); +} + +LogviewLog * +logview_manager_get_if_loaded (LogviewManager *manager, char *uri) +{ + LogviewLog *log; + + g_assert (LOGVIEW_IS_MANAGER (manager)); + + log = g_hash_table_lookup (manager->priv->logs, uri); + + if (log != NULL) { + return g_object_ref (log); + } + + return NULL; +} + +void +logview_manager_close_active_log (LogviewManager *manager) +{ + LogviewLog *active_log; + char *log_uri; + GFile *file; + + g_assert (LOGVIEW_IS_MANAGER (manager)); + + active_log = manager->priv->active_log; + if (active_log == NULL) { + return; + } + + log_uri = logview_log_get_uri (active_log); + file = logview_log_get_gfile (active_log); + + g_signal_emit (manager, signals[LOG_CLOSED], 0, active_log, NULL); + + logview_prefs_remove_stored_log (logview_prefs_get (), file); + + g_object_unref (file); + + /* drop the hash table ref */ + g_hash_table_remove (manager->priv->logs, log_uri); + + g_free (log_uri); + + /* someone else will take care of setting the next active log to us */ +} + +gboolean +logview_manager_log_is_active (LogviewManager *manager, + LogviewLog *log) +{ + g_assert (LOGVIEW_IS_MANAGER (manager)); + + return (manager->priv->active_log == log); +} -- cgit v1.2.1