[nautilus/wip/ernestask/tasks: 3/9] Add file task class
- From: Ernestas Kulik <ernestask src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [nautilus/wip/ernestask/tasks: 3/9] Add file task class
- Date: Mon, 5 Jun 2017 19:07:19 +0000 (UTC)
commit ef69b7f61b0ccb7263aaef3442a7a662c3108391
Author: Ernestas Kulik <ernestask gnome org>
Date: Sat May 13 18:36:14 2017 +0300
Add file task class
src/meson.build | 5 +-
src/tasks/nautilus-file-task-private.h | 73 ++++
src/tasks/nautilus-file-task.c | 636 ++++++++++++++++++++++++++++++++
src/tasks/nautilus-file-task.h | 19 +
4 files changed, 732 insertions(+), 1 deletions(-)
---
diff --git a/src/meson.build b/src/meson.build
index 9c31ffd..6a816a5 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -259,7 +259,10 @@ libnautilus_sources = [
'nautilus-task.c',
'nautilus-task.h',
'nautilus-task-manager.c',
- 'nautilus-task-manager.h'
+ 'nautilus-task-manager.h',
+ 'tasks/nautilus-file-task.h',
+ 'tasks/nautilus-file-task.c',
+ 'tasks/nautilus-file-task-private.h'
]
if get_option ('enable-tracker')
diff --git a/src/tasks/nautilus-file-task-private.h b/src/tasks/nautilus-file-task-private.h
new file mode 100644
index 0000000..858db86
--- /dev/null
+++ b/src/tasks/nautilus-file-task-private.h
@@ -0,0 +1,73 @@
+/* nautilus-file-task-private.h - private methods for file tasks.
+ *
+ * Copyright (C) 2017 Ernestas Kulik <ernestask gnome org>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Ernestas Kulik <ernestask gnome org>
+ */
+
+#ifndef NAUTILUS_FILE_TASK_PRIVATE_H
+#define NAUTILUS_FILE_TASK_PRIVATE_H
+
+#include "nautilus-file-undo-manager.h"
+#include "nautilus-progress-info.h"
+
+#include <gio/gio.h>
+
+#define SECONDS_NEEDED_FOR_APPROXIMATE_TRANSFER_RATE 1
+#define SECONDS_NEEDED_FOR_RELIABLE_TRANSFER_RATE 8
+
+#define IS_IO_ERROR(__error, KIND) (((__error)->domain == G_IO_ERROR && (__error)->code == G_IO_ERROR_ ##
KIND))
+
+#define CANCEL _("_Cancel")
+#define SKIP _("_Skip")
+#define SKIP_ALL _("S_kip All")
+#define RETRY _("_Retry")
+#define DELETE _("_Delete")
+#define DELETE_ALL _("Delete _All")
+#define REPLACE _("_Replace")
+#define REPLACE_ALL _("Replace _All")
+#define MERGE _("_Merge")
+#define MERGE_ALL _("Merge _All")
+#define COPY_FORCE _("Copy _Anyway")
+
+GtkWindow *nautilus_file_task_get_parent_window (NautilusFileTask *self);
+
+NautilusProgressInfo *nautilus_file_task_get_progress_info (NautilusFileTask *self);
+
+int nautilus_file_task_prompt_error (NautilusFileTask *self,
+ char *primary_text,
+ char *secondary_text,
+ const char *details_text,
+ gboolean show_all,
+ ...);
+
+int nautilus_file_task_prompt_warning (NautilusFileTask *self,
+ char *primary_text,
+ char *secondary_text,
+ const char *details_text,
+ gboolean show_all,
+ ...);
+
+gchar *nautilus_file_task_get_basename (GFile *file);
+
+gchar *nautilus_file_task_get_formatted_time (int seconds);
+
+int nautilus_file_task_seconds_count_format_time_units (int seconds);
+
+void nautilus_file_task_inhibit_power_manager (NautilusFileTask *self,
+ const char *message);
+
+#endif
diff --git a/src/tasks/nautilus-file-task.c b/src/tasks/nautilus-file-task.c
new file mode 100644
index 0000000..f8ce273
--- /dev/null
+++ b/src/tasks/nautilus-file-task.c
@@ -0,0 +1,636 @@
+/* nautilus-file-task.c - file task class.
+ *
+ * Copyright (C) 2017 Ernestas Kulik <ernestask gnome org>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors: Ernestas Kulik <ernestask gnome org>
+ */
+
+#include "nautilus-file-task.h"
+
+#include "nautilus-file-task-private.h"
+#include "nautilus-file-utilities.h"
+
+#include <eel/eel-string.h>
+#include <eel/eel-gtk-extensions.h>
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+typedef struct
+{
+ GtkWindow *parent_window;
+ int screen_num;
+ guint inhibit_cookie;
+ NautilusProgressInfo *progress;
+ GCancellable *cancellable;
+ GHashTable *skip_files;
+ GHashTable *skip_readdir_error;
+ NautilusFileUndoInfo *undo_info;
+ gboolean skip_all_error;
+ gboolean skip_all_conflict;
+ gboolean merge_all;
+ gboolean replace_all;
+ gboolean delete_all;
+} NautilusFileTaskPrivate;
+
+static void iface_init (NautilusTaskInterface *);
+
+G_DEFINE_ABSTRACT_TYPE_WITH_CODE (NautilusFileTask, nautilus_file_task,
+ G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE (NAUTILUS_TYPE_TASK,
+ iface_init)
+ G_ADD_PRIVATE (NautilusFileTask))
+
+enum
+{
+ PROP_PARENT_WINDOW = 1,
+ N_PROPERTIES
+};
+
+GParamSpec *properties[N_PROPERTIES] = { NULL };
+
+static GCancellable *
+get_cancellable (NautilusTask *task)
+{
+ NautilusFileTask *file_task;
+ NautilusFileTaskPrivate *priv;
+
+ file_task = NAUTILUS_FILE_TASK (task);
+ priv = nautilus_file_task_get_instance_private (file_task);
+
+ return priv->cancellable;
+}
+
+static void
+execute (NautilusTask *task)
+{
+ NautilusFileTask *file_task;
+ NautilusFileTaskPrivate *priv;
+
+ file_task = NAUTILUS_FILE_TASK (task);
+ priv = nautilus_file_task_get_instance_private (file_task);
+
+ nautilus_progress_info_start (priv->progress);
+
+ NAUTILUS_FILE_TASK_CLASS (G_OBJECT_GET_CLASS (task))->execute (task);
+
+ nautilus_progress_info_finish (priv->progress);
+}
+
+static void
+queued (NautilusTask *task)
+{
+ NAUTILUS_FILE_TASK_CLASS (G_OBJECT_GET_CLASS (task))->queued (task);
+}
+
+static void
+iface_init (NautilusTaskInterface *iface)
+{
+ iface->get_cancellable = get_cancellable;
+ iface->execute = execute;
+ iface->queued = queued;
+}
+
+static void
+set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ switch (property_id)
+ {
+ case PROP_PARENT_WINDOW:
+ {
+ NautilusFileTask *task;
+ NautilusFileTaskPrivate *priv;
+
+ task = NAUTILUS_FILE_TASK (object);
+ priv = nautilus_file_task_get_instance_private (task);
+
+ priv->parent_window = g_value_get_pointer (value);
+
+ g_object_add_weak_pointer (G_OBJECT (priv->parent_window),
+ (gpointer *) &priv->parent_window);
+ }
+ break;
+
+ default:
+ {
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ }
+ }
+}
+
+static void
+finalize (GObject *object)
+{
+ NautilusFileTask *task;
+ NautilusFileTaskPrivate *priv;
+
+ task = NAUTILUS_FILE_TASK (object);
+ priv = nautilus_file_task_get_instance_private (task);
+
+ if (priv->inhibit_cookie != 0)
+ {
+ gtk_application_uninhibit (GTK_APPLICATION (g_application_get_default ()),
+ priv->inhibit_cookie);
+ }
+
+ priv->inhibit_cookie = 0;
+
+ if (priv->parent_window != NULL)
+ {
+ g_object_remove_weak_pointer (G_OBJECT (priv->parent_window),
+ (gpointer *) &priv->parent_window);
+ }
+
+ if (priv->skip_files != NULL)
+ {
+ g_hash_table_destroy (priv->skip_files);
+ }
+ if (priv->skip_readdir_error != NULL)
+ {
+ g_hash_table_destroy (priv->skip_readdir_error);
+ }
+
+ g_object_unref (priv->progress);
+ g_object_unref (priv->cancellable);
+
+ G_OBJECT_CLASS (nautilus_file_task_parent_class)->finalize (object);
+}
+
+static void
+nautilus_file_task_class_init (NautilusFileTaskClass *klass)
+{
+ GObjectClass *object_class;
+
+ object_class = G_OBJECT_CLASS (klass);
+
+ object_class->set_property = set_property;
+ object_class->finalize = finalize;
+
+ properties[PROP_PARENT_WINDOW] =
+ g_param_spec_pointer ("parent-window", "Parent window", "Parent window",
+ G_PARAM_CONSTRUCT_ONLY | G_PARAM_WRITABLE);
+
+ g_object_class_install_properties (object_class, N_PROPERTIES, properties);
+}
+
+static void
+nautilus_file_task_init (NautilusFileTask *self)
+{
+ NautilusFileTaskPrivate *priv;
+
+ priv = nautilus_file_task_get_instance_private (self);
+
+ priv->inhibit_cookie = 0;
+ priv->progress = nautilus_progress_info_new ();
+ priv->cancellable = nautilus_progress_info_get_cancellable (priv->progress);
+}
+
+GtkWindow *
+nautilus_file_task_get_parent_window (NautilusFileTask *self)
+{
+ NautilusFileTaskPrivate *priv;
+
+ g_return_val_if_fail (NAUTILUS_IS_FILE_TASK (self), NULL);
+
+ priv = nautilus_file_task_get_instance_private (self);
+
+ return priv->parent_window;
+}
+
+NautilusProgressInfo *
+nautilus_file_task_get_progress_info (NautilusFileTask *self)
+{
+ NautilusFileTaskPrivate *priv;
+
+ g_return_val_if_fail (NAUTILUS_IS_FILE_TASK (self), NULL);
+
+ priv = nautilus_file_task_get_instance_private (self);
+
+ return priv->progress;
+}
+
+#define MAXIMUM_DISPLAYED_FILE_NAME_LENGTH 50
+
+typedef struct
+{
+ GtkWindow **parent_window;
+ gboolean ignore_close_box;
+ GtkMessageType message_type;
+ const char *primary_text;
+ const char *secondary_text;
+ const char *details_text;
+ const char **button_titles;
+ gboolean show_all;
+ int result;
+ /* Dialogs are ran from operation threads, which need to be blocked until
+ * the user gives a valid response
+ */
+ gboolean completed;
+ GMutex mutex;
+ GCond cond;
+} RunSimpleDialogData;
+
+static gboolean
+is_all_button_text (const char *button_text)
+{
+ g_assert (button_text != NULL);
+
+ return !strcmp (button_text, SKIP_ALL) ||
+ !strcmp (button_text, REPLACE_ALL) ||
+ !strcmp (button_text, DELETE_ALL) ||
+ !strcmp (button_text, MERGE_ALL);
+}
+
+
+static gboolean
+do_run_simple_dialog (gpointer _data)
+{
+ RunSimpleDialogData *data = _data;
+ const char *button_title;
+ GtkWidget *dialog;
+ GtkWidget *button;
+ int result;
+ int response_id;
+
+ g_mutex_lock (&data->mutex);
+
+ /* Create the dialog. */
+ dialog = gtk_message_dialog_new (*data->parent_window,
+ 0,
+ data->message_type,
+ GTK_BUTTONS_NONE,
+ NULL);
+
+ g_object_set (dialog,
+ "text", data->primary_text,
+ "secondary-text", data->secondary_text,
+ NULL);
+
+ for (response_id = 0;
+ data->button_titles[response_id] != NULL;
+ response_id++)
+ {
+ button_title = data->button_titles[response_id];
+ if (!data->show_all && is_all_button_text (button_title))
+ {
+ continue;
+ }
+
+ button = gtk_dialog_add_button (GTK_DIALOG (dialog), button_title, response_id);
+ gtk_dialog_set_default_response (GTK_DIALOG (dialog), response_id);
+
+ if (g_strcmp0(button_title, DELETE) == 0)
+ {
+ gtk_style_context_add_class(gtk_widget_get_style_context(button),
+ "destructive-action");
+ }
+ }
+
+ if (data->details_text)
+ {
+ eel_gtk_message_dialog_set_details_label (GTK_MESSAGE_DIALOG (dialog),
+ data->details_text);
+ }
+
+ /* Run it. */
+ result = gtk_dialog_run (GTK_DIALOG (dialog));
+
+ while ((result == GTK_RESPONSE_NONE || result == GTK_RESPONSE_DELETE_EVENT) && data->ignore_close_box)
+ {
+ result = gtk_dialog_run (GTK_DIALOG (dialog));
+ }
+
+ gtk_widget_destroy (dialog);
+
+ data->result = result;
+ data->completed = TRUE;
+
+ g_cond_signal (&data->cond);
+ g_mutex_unlock (&data->mutex);
+
+ return FALSE;
+}
+
+static int
+run_simple_dialog_va (NautilusFileTask *task,
+ gboolean ignore_close_box,
+ GtkMessageType message_type,
+ char *primary_text,
+ char *secondary_text,
+ const char *details_text,
+ gboolean show_all,
+ va_list varargs)
+{
+ NautilusFileTaskPrivate *priv;
+ RunSimpleDialogData *data;
+ int res;
+ const char *button_title;
+ GPtrArray *ptr_array;
+
+ priv = nautilus_file_task_get_instance_private (task);
+
+ data = g_new0 (RunSimpleDialogData, 1);
+ data->parent_window = &priv->parent_window;
+ data->ignore_close_box = ignore_close_box;
+ data->message_type = message_type;
+ data->primary_text = primary_text;
+ data->secondary_text = secondary_text;
+ data->details_text = details_text;
+ data->show_all = show_all;
+ data->completed = FALSE;
+ g_mutex_init (&data->mutex);
+ g_cond_init (&data->cond);
+
+ ptr_array = g_ptr_array_new ();
+ while ((button_title = va_arg (varargs, const char *)) != NULL)
+ {
+ g_ptr_array_add (ptr_array, (char *) button_title);
+ }
+ g_ptr_array_add (ptr_array, NULL);
+ data->button_titles = (const char **) g_ptr_array_free (ptr_array, FALSE);
+
+ nautilus_progress_info_pause (priv->progress);
+
+ g_mutex_lock (&data->mutex);
+
+ g_main_context_invoke (NULL,
+ do_run_simple_dialog,
+ data);
+
+ while (!data->completed)
+ {
+ g_cond_wait (&data->cond, &data->mutex);
+ }
+
+ nautilus_progress_info_resume (priv->progress);
+ res = data->result;
+
+ g_mutex_unlock (&data->mutex);
+ g_mutex_clear (&data->mutex);
+ g_cond_clear (&data->cond);
+
+ g_free (data->button_titles);
+ g_free (data);
+
+ g_free (primary_text);
+ g_free (secondary_text);
+
+ return res;
+}
+
+int
+nautilus_file_task_prompt_error (NautilusFileTask *self,
+ char *primary_text,
+ char *secondary_text,
+ const char *details_text,
+ gboolean show_all,
+ ...)
+{
+ va_list varargs;
+ int res;
+
+ g_return_val_if_fail (NAUTILUS_IS_FILE_TASK (self), 0);
+
+ va_start (varargs, show_all);
+ res = run_simple_dialog_va (self,
+ FALSE,
+ GTK_MESSAGE_ERROR,
+ primary_text,
+ secondary_text,
+ details_text,
+ show_all,
+ varargs);
+ va_end (varargs);
+ return res;
+}
+
+int
+nautilus_file_task_prompt_warning (NautilusFileTask *self,
+ char *primary_text,
+ char *secondary_text,
+ const char *details_text,
+ gboolean show_all,
+ ...)
+{
+ va_list varargs;
+ int res;
+
+ g_return_val_if_fail (NAUTILUS_IS_FILE_TASK (self), 0);
+
+ va_start (varargs, show_all);
+ res = run_simple_dialog_va (self,
+ FALSE,
+ GTK_MESSAGE_WARNING,
+ primary_text,
+ secondary_text,
+ details_text,
+ show_all,
+ varargs);
+ va_end (varargs);
+ return res;
+}
+
+static gboolean
+has_invalid_xml_char (char *str)
+{
+ gunichar c;
+
+ while (*str != 0)
+ {
+ c = g_utf8_get_char (str);
+ /* characters XML permits */
+ if (!(c == 0x9 ||
+ c == 0xA ||
+ c == 0xD ||
+ (c >= 0x20 && c <= 0xD7FF) ||
+ (c >= 0xE000 && c <= 0xFFFD) ||
+ (c >= 0x10000 && c <= 0x10FFFF)))
+ {
+ return TRUE;
+ }
+ str = g_utf8_next_char (str);
+ }
+ return FALSE;
+}
+
+gchar *
+nautilus_file_task_get_basename (GFile *file)
+{
+ GFileInfo *info;
+ gchar *name, *basename, *tmp;
+ GMount *mount;
+
+ if ((mount = nautilus_get_mounted_mount_for_root (file)) != NULL)
+ {
+ name = g_mount_get_name (mount);
+ g_object_unref (mount);
+ }
+ else
+ {
+ info = g_file_query_info (file,
+ G_FILE_ATTRIBUTE_STANDARD_DISPLAY_NAME,
+ 0,
+ g_cancellable_get_current (),
+ NULL);
+ name = NULL;
+ if (info)
+ {
+ name = g_strdup (g_file_info_get_display_name (info));
+ g_object_unref (info);
+ }
+ }
+
+ if (name == NULL)
+ {
+ basename = g_file_get_basename (file);
+ if (g_utf8_validate (basename, -1, NULL))
+ {
+ name = basename;
+ }
+ else
+ {
+ name = g_uri_escape_string (basename, G_URI_RESERVED_CHARS_ALLOWED_IN_PATH, TRUE);
+ g_free (basename);
+ }
+ }
+
+ /* Some chars can't be put in the markup we use for the dialogs... */
+ if (has_invalid_xml_char (name))
+ {
+ tmp = name;
+ name = g_uri_escape_string (name, G_URI_RESERVED_CHARS_ALLOWED_IN_PATH, TRUE);
+ g_free (tmp);
+ }
+
+ /* Finally, if the string is too long, truncate it. */
+ if (name != NULL)
+ {
+ tmp = name;
+ name = eel_str_middle_truncate (tmp, MAXIMUM_DISPLAYED_FILE_NAME_LENGTH);
+ g_free (tmp);
+ }
+
+ return name;
+}
+
+gchar *
+nautilus_file_task_get_formatted_time (int seconds)
+{
+ int minutes;
+ int hours;
+ gchar *res;
+
+ if (seconds < 0)
+ {
+ /* Just to make sure... */
+ seconds = 0;
+ }
+
+ if (seconds < 60)
+ {
+ return g_strdup_printf (ngettext ("%'d second", "%'d seconds", (int) seconds), seconds);
+ }
+
+ if (seconds < 60 * 60)
+ {
+ minutes = seconds / 60;
+ return g_strdup_printf (ngettext ("%'d minute", "%'d minutes", minutes), minutes);
+ }
+
+ hours = seconds / (60 * 60);
+
+ if (seconds < 60 * 60 * 4)
+ {
+ gchar *h, *m;
+
+ minutes = (seconds - hours * 60 * 60) / 60;
+
+ h = g_strdup_printf (ngettext ("%'d hour", "%'d hours", hours), hours);
+ m = g_strdup_printf (ngettext ("%'d minute", "%'d minutes", minutes), minutes);
+ res = g_strconcat (h, ", ", m, NULL);
+ g_free (h);
+ g_free (m);
+ return res;
+ }
+
+ return g_strdup_printf (ngettext ("approximately %'d hour",
+ "approximately %'d hours",
+ hours), hours);
+}
+
+/* keep in time with get_formatted_time ()
+ *
+ * This counts and outputs the number of “time units”
+ * formatted and displayed by get_formatted_time ().
+ * For instance, if get_formatted_time outputs “3 hours, 4 minutes”
+ * it yields 7.
+ */
+int
+nautilus_file_task_seconds_count_format_time_units (int seconds)
+{
+ int minutes;
+ int hours;
+
+ if (seconds < 0)
+ {
+ /* Just to make sure... */
+ seconds = 0;
+ }
+
+ if (seconds < 60)
+ {
+ /* seconds */
+ return seconds;
+ }
+
+ if (seconds < 60 * 60)
+ {
+ /* minutes */
+ minutes = seconds / 60;
+ return minutes;
+ }
+
+ hours = seconds / (60 * 60);
+
+ if (seconds < 60 * 60 * 4)
+ {
+ /* minutes + hours */
+ minutes = (seconds - hours * 60 * 60) / 60;
+ return minutes + hours;
+ }
+
+ return hours;
+}
+
+void
+nautilus_file_task_inhibit_power_manager (NautilusFileTask *self,
+ const char *message)
+{
+ NautilusFileTaskPrivate *priv;
+
+ g_return_if_fail (NAUTILUS_IS_FILE_TASK (self));
+
+ priv = nautilus_file_task_get_instance_private (self);
+
+ priv->inhibit_cookie = gtk_application_inhibit (GTK_APPLICATION (g_application_get_default ()),
+ GTK_WINDOW (priv->parent_window),
+ GTK_APPLICATION_INHIBIT_LOGOUT |
+ GTK_APPLICATION_INHIBIT_SUSPEND,
+ message);
+}
diff --git a/src/tasks/nautilus-file-task.h b/src/tasks/nautilus-file-task.h
new file mode 100644
index 0000000..6112cb3
--- /dev/null
+++ b/src/tasks/nautilus-file-task.h
@@ -0,0 +1,19 @@
+#ifndef NAUTILUS_FILE_TASK_H
+#define NAUTILUS_FILE_TASK_H
+
+#include "nautilus-task.h"
+
+#define NAUTILUS_TYPE_FILE_TASK (nautilus_file_task_get_type ())
+
+G_DECLARE_DERIVABLE_TYPE (NautilusFileTask, nautilus_file_task,
+ NAUTILUS, FILE_TASK,
+ GObject)
+
+struct _NautilusFileTaskClass
+{
+ GObjectClass parent_class;
+
+ void (*execute) (NautilusTask *task);
+};
+
+#endif
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