/* * xedit-tab.c * This file is part of xedit * * Copyright (C) 2005 - Paolo Maggi * * 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. */ /* * Modified by the xedit Team, 2005. See the AUTHORS file for a * list of people on the xedit Team. * See the ChangeLog files for a list of changes. */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include "xedit-app.h" #include "xedit-notebook.h" #include "xedit-tab.h" #include "xedit-utils.h" #include "xedit-io-error-message-area.h" #include "xedit-print-job.h" #include "xedit-print-preview.h" #include "xedit-progress-message-area.h" #include "xedit-debug.h" #include "xedit-prefs-manager-app.h" #include "xedit-enum-types.h" #define XEDIT_TAB_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), XEDIT_TYPE_TAB, XeditTabPrivate)) #define XEDIT_TAB_KEY "XEDIT_TAB_KEY" #if GTK_CHECK_VERSION (3, 0, 0) #define gdk_cursor_unref(cursor) g_object_unref (cursor) #endif struct _XeditTabPrivate { XeditTabState state; GtkWidget *view; GtkWidget *view_scrolled_window; GtkWidget *message_area; GtkWidget *print_preview; XeditPrintJob *print_job; /* tmp data for saving */ gchar *tmp_save_uri; /* tmp data for loading */ gint tmp_line_pos; const XeditEncoding *tmp_encoding; GTimer *timer; guint times_called; XeditDocumentSaveFlags save_flags; gint auto_save_interval; guint auto_save_timeout; gint not_editable : 1; gint auto_save : 1; gint ask_if_externally_modified : 1; }; #if GTK_CHECK_VERSION (3, 0, 0) G_DEFINE_TYPE(XeditTab, xedit_tab, GTK_TYPE_BOX) #else G_DEFINE_TYPE(XeditTab, xedit_tab, GTK_TYPE_VBOX) #endif enum { PROP_0, PROP_NAME, PROP_STATE, PROP_AUTO_SAVE, PROP_AUTO_SAVE_INTERVAL }; static gboolean xedit_tab_auto_save (XeditTab *tab); static void install_auto_save_timeout (XeditTab *tab) { gint timeout; xedit_debug (DEBUG_TAB); g_return_if_fail (tab->priv->auto_save_timeout <= 0); g_return_if_fail (tab->priv->auto_save); g_return_if_fail (tab->priv->auto_save_interval > 0); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_LOADING); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_SAVING); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_REVERTING); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_LOADING_ERROR); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_SAVING_ERROR); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_SAVING_ERROR); g_return_if_fail (tab->priv->state != XEDIT_TAB_STATE_REVERTING_ERROR); /* Add a new timeout */ timeout = g_timeout_add_seconds (tab->priv->auto_save_interval * 60, (GSourceFunc) xedit_tab_auto_save, tab); tab->priv->auto_save_timeout = timeout; } static gboolean install_auto_save_timeout_if_needed (XeditTab *tab) { XeditDocument *doc; xedit_debug (DEBUG_TAB); g_return_val_if_fail (tab->priv->auto_save_timeout <= 0, FALSE); g_return_val_if_fail ((tab->priv->state == XEDIT_TAB_STATE_NORMAL) || (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) || (tab->priv->state == XEDIT_TAB_STATE_CLOSING), FALSE); if (tab->priv->state == XEDIT_TAB_STATE_CLOSING) return FALSE; doc = xedit_tab_get_document (tab); if (tab->priv->auto_save && !xedit_document_is_untitled (doc) && !xedit_document_get_readonly (doc)) { install_auto_save_timeout (tab); return TRUE; } return FALSE; } static void remove_auto_save_timeout (XeditTab *tab) { xedit_debug (DEBUG_TAB); /* FIXME: check sugli stati */ g_return_if_fail (tab->priv->auto_save_timeout > 0); g_source_remove (tab->priv->auto_save_timeout); tab->priv->auto_save_timeout = 0; } static void xedit_tab_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { XeditTab *tab = XEDIT_TAB (object); switch (prop_id) { case PROP_NAME: g_value_take_string (value, _xedit_tab_get_name (tab)); break; case PROP_STATE: g_value_set_enum (value, xedit_tab_get_state (tab)); break; case PROP_AUTO_SAVE: g_value_set_boolean (value, xedit_tab_get_auto_save_enabled (tab)); break; case PROP_AUTO_SAVE_INTERVAL: g_value_set_int (value, xedit_tab_get_auto_save_interval (tab)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void xedit_tab_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { XeditTab *tab = XEDIT_TAB (object); switch (prop_id) { case PROP_AUTO_SAVE: xedit_tab_set_auto_save_enabled (tab, g_value_get_boolean (value)); break; case PROP_AUTO_SAVE_INTERVAL: xedit_tab_set_auto_save_interval (tab, g_value_get_int (value)); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void xedit_tab_finalize (GObject *object) { XeditTab *tab = XEDIT_TAB (object); if (tab->priv->timer != NULL) g_timer_destroy (tab->priv->timer); g_free (tab->priv->tmp_save_uri); if (tab->priv->auto_save_timeout > 0) remove_auto_save_timeout (tab); G_OBJECT_CLASS (xedit_tab_parent_class)->finalize (object); } static void xedit_tab_class_init (XeditTabClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->finalize = xedit_tab_finalize; object_class->get_property = xedit_tab_get_property; object_class->set_property = xedit_tab_set_property; g_object_class_install_property (object_class, PROP_NAME, g_param_spec_string ("name", "Name", "The tab's name", NULL, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (object_class, PROP_STATE, g_param_spec_enum ("state", "State", "The tab's state", XEDIT_TYPE_TAB_STATE, XEDIT_TAB_STATE_NORMAL, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (object_class, PROP_AUTO_SAVE, g_param_spec_boolean ("autosave", "Autosave", "Autosave feature", TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_object_class_install_property (object_class, PROP_AUTO_SAVE_INTERVAL, g_param_spec_int ("autosave-interval", "AutosaveInterval", "Time between two autosaves", 0, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); g_type_class_add_private (object_class, sizeof (XeditTabPrivate)); } /** * xedit_tab_get_state: * @tab: a #XeditTab * * Gets the #XeditTabState of @tab. * * Returns: the #XeditTabState of @tab */ XeditTabState xedit_tab_get_state (XeditTab *tab) { g_return_val_if_fail (XEDIT_IS_TAB (tab), XEDIT_TAB_STATE_NORMAL); return tab->priv->state; } static void set_cursor_according_to_state (GtkTextView *view, XeditTabState state) { GdkCursor *cursor; GdkWindow *text_window; GdkWindow *left_window; text_window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_TEXT); left_window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_LEFT); if ((state == XEDIT_TAB_STATE_LOADING) || (state == XEDIT_TAB_STATE_REVERTING) || (state == XEDIT_TAB_STATE_SAVING) || (state == XEDIT_TAB_STATE_PRINTING) || (state == XEDIT_TAB_STATE_PRINT_PREVIEWING) || (state == XEDIT_TAB_STATE_CLOSING)) { cursor = gdk_cursor_new_for_display ( gtk_widget_get_display (GTK_WIDGET (view)), GDK_WATCH); if (text_window != NULL) gdk_window_set_cursor (text_window, cursor); if (left_window != NULL) gdk_window_set_cursor (left_window, cursor); gdk_cursor_unref (cursor); } else { cursor = gdk_cursor_new_for_display ( gtk_widget_get_display (GTK_WIDGET (view)), GDK_XTERM); if (text_window != NULL) gdk_window_set_cursor (text_window, cursor); if (left_window != NULL) gdk_window_set_cursor (left_window, NULL); gdk_cursor_unref (cursor); } } static void view_realized (GtkTextView *view, XeditTab *tab) { set_cursor_according_to_state (view, tab->priv->state); } static void set_view_properties_according_to_state (XeditTab *tab, XeditTabState state) { gboolean val; val = ((state == XEDIT_TAB_STATE_NORMAL) && (tab->priv->print_preview == NULL) && !tab->priv->not_editable); gtk_text_view_set_editable (GTK_TEXT_VIEW (tab->priv->view), val); val = ((state != XEDIT_TAB_STATE_LOADING) && (state != XEDIT_TAB_STATE_CLOSING)); gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (tab->priv->view), val); val = ((state != XEDIT_TAB_STATE_LOADING) && (state != XEDIT_TAB_STATE_CLOSING) && (xedit_prefs_manager_get_highlight_current_line ())); gtk_source_view_set_highlight_current_line (GTK_SOURCE_VIEW (tab->priv->view), val); } static void xedit_tab_set_state (XeditTab *tab, XeditTabState state) { g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail ((state >= 0) && (state < XEDIT_TAB_NUM_OF_STATES)); if (tab->priv->state == state) return; tab->priv->state = state; set_view_properties_according_to_state (tab, state); if ((state == XEDIT_TAB_STATE_LOADING_ERROR) || /* FIXME: add other states if needed */ (state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW)) { gtk_widget_hide (tab->priv->view_scrolled_window); } else { if (tab->priv->print_preview == NULL) gtk_widget_show (tab->priv->view_scrolled_window); } set_cursor_according_to_state (GTK_TEXT_VIEW (tab->priv->view), state); g_object_notify (G_OBJECT (tab), "state"); } static void document_uri_notify_handler (XeditDocument *document, GParamSpec *pspec, XeditTab *tab) { xedit_debug (DEBUG_TAB); /* Notify the change in the URI */ g_object_notify (G_OBJECT (tab), "name"); } static void document_shortname_notify_handler (XeditDocument *document, GParamSpec *pspec, XeditTab *tab) { xedit_debug (DEBUG_TAB); /* Notify the change in the shortname */ g_object_notify (G_OBJECT (tab), "name"); } static void document_modified_changed (GtkTextBuffer *document, XeditTab *tab) { g_object_notify (G_OBJECT (tab), "name"); } static void set_message_area (XeditTab *tab, GtkWidget *message_area) { if (tab->priv->message_area == message_area) return; if (tab->priv->message_area != NULL) gtk_widget_destroy (tab->priv->message_area); tab->priv->message_area = message_area; if (message_area == NULL) return; gtk_box_pack_start (GTK_BOX (tab), tab->priv->message_area, FALSE, FALSE, 0); g_object_add_weak_pointer (G_OBJECT (tab->priv->message_area), (gpointer *)&tab->priv->message_area); } static void remove_tab (XeditTab *tab) { XeditNotebook *notebook; notebook = XEDIT_NOTEBOOK (gtk_widget_get_parent (GTK_WIDGET (tab))); xedit_notebook_remove_tab (notebook, tab); } static void io_loading_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditDocument *doc; XeditView *view; gchar *uri; const XeditEncoding *encoding; doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); view = xedit_tab_get_view (tab); g_return_if_fail (XEDIT_IS_VIEW (view)); uri = xedit_document_get_uri (doc); g_return_if_fail (uri != NULL); switch (response_id) { case GTK_RESPONSE_OK: encoding = xedit_conversion_error_message_area_get_encoding ( GTK_WIDGET (message_area)); if (encoding != NULL) { tab->priv->tmp_encoding = encoding; } set_message_area (tab, NULL); xedit_tab_set_state (tab, XEDIT_TAB_STATE_LOADING); g_return_if_fail (tab->priv->auto_save_timeout <= 0); xedit_document_load (doc, uri, tab->priv->tmp_encoding, tab->priv->tmp_line_pos, FALSE); break; case GTK_RESPONSE_YES: /* This means that we want to edit the document anyway */ set_message_area (tab, NULL); _xedit_document_set_readonly (doc, FALSE); break; case GTK_RESPONSE_NO: /* We don't want to edit the document just show it */ set_message_area (tab, NULL); break; default: _xedit_recent_remove (XEDIT_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), uri); remove_tab (tab); break; } g_free (uri); } static void file_already_open_warning_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditView *view; view = xedit_tab_get_view (tab); if (response_id == GTK_RESPONSE_YES) { tab->priv->not_editable = FALSE; gtk_text_view_set_editable (GTK_TEXT_VIEW (view), TRUE); } gtk_widget_destroy (message_area); gtk_widget_grab_focus (GTK_WIDGET (view)); } static void load_cancelled (GtkWidget *area, gint response_id, XeditTab *tab) { g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); g_object_ref (tab); xedit_document_load_cancel (xedit_tab_get_document (tab)); g_object_unref (tab); } static void unrecoverable_reverting_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditView *view; xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); set_message_area (tab, NULL); view = xedit_tab_get_view (tab); gtk_widget_grab_focus (GTK_WIDGET (view)); install_auto_save_timeout_if_needed (tab); } #define MAX_MSG_LENGTH 100 static void show_loading_message_area (XeditTab *tab) { GtkWidget *area; XeditDocument *doc = NULL; gchar *name; gchar *dirname = NULL; gchar *msg = NULL; gchar *name_markup; gchar *dirname_markup; gint len; if (tab->priv->message_area != NULL) return; xedit_debug (DEBUG_TAB); doc = xedit_tab_get_document (tab); g_return_if_fail (doc != NULL); name = xedit_document_get_short_name_for_display (doc); len = g_utf8_strlen (name, -1); /* if the name is awfully long, truncate it and be done with it, * otherwise also show the directory (ellipsized if needed) */ if (len > MAX_MSG_LENGTH) { gchar *str; str = xedit_utils_str_middle_truncate (name, MAX_MSG_LENGTH); g_free (name); name = str; } else { GFile *file; file = xedit_document_get_location (doc); if (file != NULL) { gchar *str; str = xedit_utils_location_get_dirname_for_display (file); g_object_unref (file); /* use the remaining space for the dir, but use a min of 20 chars * so that we do not end up with a dirname like "(a...b)". * This means that in the worst case when the filename is long 99 * we have a title long 99 + 20, but I think it's a rare enough * case to be acceptable. It's justa darn title afterall :) */ dirname = xedit_utils_str_middle_truncate (str, MAX (20, MAX_MSG_LENGTH - len)); g_free (str); } } name_markup = g_markup_printf_escaped ("%s", name); if (tab->priv->state == XEDIT_TAB_STATE_REVERTING) { if (dirname != NULL) { dirname_markup = g_markup_printf_escaped ("%s", dirname); /* Translators: the first %s is a file name (e.g. test.txt) the second one is a directory (e.g. ssh://master.gnome.org/home/users/paolo) */ msg = g_strdup_printf (_("Reverting %s from %s"), name_markup, dirname_markup); g_free (dirname_markup); } else { msg = g_strdup_printf (_("Reverting %s"), name_markup); } area = xedit_progress_message_area_new (GTK_STOCK_REVERT_TO_SAVED, msg, TRUE); } else { if (dirname != NULL) { dirname_markup = g_markup_printf_escaped ("%s", dirname); /* Translators: the first %s is a file name (e.g. test.txt) the second one is a directory (e.g. ssh://master.gnome.org/home/users/paolo) */ msg = g_strdup_printf (_("Loading %s from %s"), name_markup, dirname_markup); g_free (dirname_markup); } else { msg = g_strdup_printf (_("Loading %s"), name_markup); } area = xedit_progress_message_area_new (GTK_STOCK_OPEN, msg, TRUE); } g_signal_connect (area, "response", G_CALLBACK (load_cancelled), tab); gtk_widget_show (area); set_message_area (tab, area); g_free (msg); g_free (name); g_free (name_markup); g_free (dirname); } static void show_saving_message_area (XeditTab *tab) { GtkWidget *area; XeditDocument *doc = NULL; gchar *short_name; gchar *from; gchar *to = NULL; gchar *from_markup; gchar *to_markup; gchar *msg = NULL; gint len; g_return_if_fail (tab->priv->tmp_save_uri != NULL); if (tab->priv->message_area != NULL) return; xedit_debug (DEBUG_TAB); doc = xedit_tab_get_document (tab); g_return_if_fail (doc != NULL); short_name = xedit_document_get_short_name_for_display (doc); len = g_utf8_strlen (short_name, -1); /* if the name is awfully long, truncate it and be done with it, * otherwise also show the directory (ellipsized if needed) */ if (len > MAX_MSG_LENGTH) { from = xedit_utils_str_middle_truncate (short_name, MAX_MSG_LENGTH); g_free (short_name); } else { gchar *str; from = short_name; to = xedit_utils_uri_for_display (tab->priv->tmp_save_uri); str = xedit_utils_str_middle_truncate (to, MAX (20, MAX_MSG_LENGTH - len)); g_free (to); to = str; } from_markup = g_markup_printf_escaped ("%s", from); if (to != NULL) { to_markup = g_markup_printf_escaped ("%s", to); /* Translators: the first %s is a file name (e.g. test.txt) the second one is a directory (e.g. ssh://master.gnome.org/home/users/paolo) */ msg = g_strdup_printf (_("Saving %s to %s"), from_markup, to_markup); g_free (to_markup); } else { msg = g_strdup_printf (_("Saving %s"), from_markup); } area = xedit_progress_message_area_new (GTK_STOCK_SAVE, msg, FALSE); gtk_widget_show (area); set_message_area (tab, area); g_free (msg); g_free (to); g_free (from); g_free (from_markup); } static void message_area_set_progress (XeditTab *tab, goffset size, goffset total_size) { if (tab->priv->message_area == NULL) return; xedit_debug_message (DEBUG_TAB, "%" G_GUINT64_FORMAT "/%" G_GUINT64_FORMAT, size, total_size); g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); if (total_size == 0) { if (size != 0) xedit_progress_message_area_pulse ( XEDIT_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); else xedit_progress_message_area_set_fraction ( XEDIT_PROGRESS_MESSAGE_AREA (tab->priv->message_area), 0); } else { gdouble frac; frac = (gdouble)size / (gdouble)total_size; xedit_progress_message_area_set_fraction ( XEDIT_PROGRESS_MESSAGE_AREA (tab->priv->message_area), frac); } } static void document_loading (XeditDocument *document, goffset size, goffset total_size, XeditTab *tab) { gdouble et; gdouble total_time; g_return_if_fail ((tab->priv->state == XEDIT_TAB_STATE_LOADING) || (tab->priv->state == XEDIT_TAB_STATE_REVERTING)); xedit_debug_message (DEBUG_TAB, "%" G_GUINT64_FORMAT "/%" G_GUINT64_FORMAT, size, total_size); if (tab->priv->timer == NULL) { g_return_if_fail (tab->priv->times_called == 0); tab->priv->timer = g_timer_new (); } et = g_timer_elapsed (tab->priv->timer, NULL); /* et : total_time = size : total_size */ total_time = (et * total_size) / size; if ((total_time - et) > 3.0) { show_loading_message_area (tab); } message_area_set_progress (tab, size, total_size); } static gboolean remove_tab_idle (XeditTab *tab) { remove_tab (tab); return FALSE; } static void document_loaded (XeditDocument *document, const GError *error, XeditTab *tab) { GtkWidget *emsg; GFile *location; gchar *uri; const XeditEncoding *encoding; g_return_if_fail ((tab->priv->state == XEDIT_TAB_STATE_LOADING) || (tab->priv->state == XEDIT_TAB_STATE_REVERTING)); g_return_if_fail (tab->priv->auto_save_timeout <= 0); if (tab->priv->timer != NULL) { g_timer_destroy (tab->priv->timer); tab->priv->timer = NULL; } tab->priv->times_called = 0; set_message_area (tab, NULL); location = xedit_document_get_location (document); uri = xedit_document_get_uri (document); /* if the error is CONVERSION FALLBACK don't treat it as a normal error */ if (error != NULL && (error->domain != XEDIT_DOCUMENT_ERROR || error->code != XEDIT_DOCUMENT_ERROR_CONVERSION_FALLBACK)) { if (tab->priv->state == XEDIT_TAB_STATE_LOADING) xedit_tab_set_state (tab, XEDIT_TAB_STATE_LOADING_ERROR); else xedit_tab_set_state (tab, XEDIT_TAB_STATE_REVERTING_ERROR); encoding = xedit_document_get_encoding (document); if (error->domain == G_IO_ERROR && error->code == G_IO_ERROR_CANCELLED) { /* remove the tab, but in an idle handler, since * we are in the handler of doc loaded and we * don't want doc and tab to be finalized now. */ g_idle_add ((GSourceFunc) remove_tab_idle, tab); goto end; } else { _xedit_recent_remove (XEDIT_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), uri); if (tab->priv->state == XEDIT_TAB_STATE_LOADING_ERROR) { emsg = xedit_io_loading_error_message_area_new (uri, tab->priv->tmp_encoding, error); g_signal_connect (emsg, "response", G_CALLBACK (io_loading_error_message_area_response), tab); } else { g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_REVERTING_ERROR); emsg = xedit_unrecoverable_reverting_error_message_area_new (uri, error); g_signal_connect (emsg, "response", G_CALLBACK (unrecoverable_reverting_error_message_area_response), tab); } set_message_area (tab, emsg); } gtk_info_bar_set_default_response (GTK_INFO_BAR (emsg), GTK_RESPONSE_CANCEL); gtk_widget_show (emsg); g_object_unref (location); g_free (uri); return; } else { gchar *mime; GList *all_documents; GList *l; g_return_if_fail (uri != NULL); mime = xedit_document_get_mime_type (document); _xedit_recent_add (XEDIT_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), uri, mime); g_free (mime); if (error && error->domain == XEDIT_DOCUMENT_ERROR && error->code == XEDIT_DOCUMENT_ERROR_CONVERSION_FALLBACK) { GtkWidget *emsg; _xedit_document_set_readonly (document, TRUE); emsg = xedit_io_loading_error_message_area_new (uri, tab->priv->tmp_encoding, error); set_message_area (tab, emsg); g_signal_connect (emsg, "response", G_CALLBACK (io_loading_error_message_area_response), tab); gtk_info_bar_set_default_response (GTK_INFO_BAR (emsg), GTK_RESPONSE_CANCEL); gtk_widget_show (emsg); } /* Scroll to the cursor when the document is loaded */ xedit_view_scroll_to_cursor (XEDIT_VIEW (tab->priv->view)); all_documents = xedit_app_get_documents (xedit_app_get_default ()); for (l = all_documents; l != NULL; l = g_list_next (l)) { XeditDocument *d = XEDIT_DOCUMENT (l->data); if (d != document) { GFile *loc; loc = xedit_document_get_location (d); if ((loc != NULL) && g_file_equal (location, loc)) { GtkWidget *w; XeditView *view; view = xedit_tab_get_view (tab); tab->priv->not_editable = TRUE; w = xedit_file_already_open_warning_message_area_new (uri); set_message_area (tab, w); gtk_info_bar_set_default_response (GTK_INFO_BAR (w), GTK_RESPONSE_CANCEL); gtk_widget_show (w); g_signal_connect (w, "response", G_CALLBACK (file_already_open_warning_message_area_response), tab); g_object_unref (loc); break; } if (loc != NULL) g_object_unref (loc); } } g_list_free (all_documents); xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); install_auto_save_timeout_if_needed (tab); tab->priv->ask_if_externally_modified = TRUE; } end: g_object_unref (location); g_free (uri); tab->priv->tmp_line_pos = 0; tab->priv->tmp_encoding = NULL; } static void document_saving (XeditDocument *document, goffset size, goffset total_size, XeditTab *tab) { gdouble et; gdouble total_time; g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_SAVING); xedit_debug_message (DEBUG_TAB, "%" G_GUINT64_FORMAT "/%" G_GUINT64_FORMAT, size, total_size); if (tab->priv->timer == NULL) { g_return_if_fail (tab->priv->times_called == 0); tab->priv->timer = g_timer_new (); } et = g_timer_elapsed (tab->priv->timer, NULL); /* et : total_time = size : total_size */ total_time = (et * total_size)/size; if ((total_time - et) > 3.0) { show_saving_message_area (tab); } message_area_set_progress (tab, size, total_size); tab->priv->times_called++; } static void end_saving (XeditTab *tab) { /* Reset tmp data for saving */ g_free (tab->priv->tmp_save_uri); tab->priv->tmp_save_uri = NULL; tab->priv->tmp_encoding = NULL; install_auto_save_timeout_if_needed (tab); } static void unrecoverable_saving_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditView *view; if (tab->priv->print_preview != NULL) xedit_tab_set_state (tab, XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW); else xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); end_saving (tab); set_message_area (tab, NULL); view = xedit_tab_get_view (tab); gtk_widget_grab_focus (GTK_WIDGET (view)); } static void no_backup_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { if (response_id == GTK_RESPONSE_YES) { XeditDocument *doc; doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); set_message_area (tab, NULL); g_return_if_fail (tab->priv->tmp_save_uri != NULL); g_return_if_fail (tab->priv->tmp_encoding != NULL); xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); /* don't bug the user again with this... */ tab->priv->save_flags |= XEDIT_DOCUMENT_SAVE_IGNORE_BACKUP; g_return_if_fail (tab->priv->auto_save_timeout <= 0); /* Force saving */ xedit_document_save (doc, tab->priv->save_flags); } else { unrecoverable_saving_error_message_area_response (message_area, response_id, tab); } } static void externally_modified_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { if (response_id == GTK_RESPONSE_YES) { XeditDocument *doc; doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); set_message_area (tab, NULL); g_return_if_fail (tab->priv->tmp_save_uri != NULL); g_return_if_fail (tab->priv->tmp_encoding != NULL); xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); g_return_if_fail (tab->priv->auto_save_timeout <= 0); /* ignore mtime should not be persisted in save flags across saves */ /* Force saving */ xedit_document_save (doc, tab->priv->save_flags | XEDIT_DOCUMENT_SAVE_IGNORE_MTIME); } else { unrecoverable_saving_error_message_area_response (message_area, response_id, tab); } } static void recoverable_saving_error_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditDocument *doc; doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); if (response_id == GTK_RESPONSE_OK) { const XeditEncoding *encoding; encoding = xedit_conversion_error_message_area_get_encoding ( GTK_WIDGET (message_area)); g_return_if_fail (encoding != NULL); set_message_area (tab, NULL); g_return_if_fail (tab->priv->tmp_save_uri != NULL); xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); tab->priv->tmp_encoding = encoding; xedit_debug_message (DEBUG_TAB, "Force saving with URI '%s'", tab->priv->tmp_save_uri); g_return_if_fail (tab->priv->auto_save_timeout <= 0); xedit_document_save_as (doc, tab->priv->tmp_save_uri, tab->priv->tmp_encoding, tab->priv->save_flags); } else { unrecoverable_saving_error_message_area_response (message_area, response_id, tab); } } static void document_saved (XeditDocument *document, const GError *error, XeditTab *tab) { GtkWidget *emsg; g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_SAVING); g_return_if_fail (tab->priv->tmp_save_uri != NULL); g_return_if_fail (tab->priv->tmp_encoding != NULL); g_return_if_fail (tab->priv->auto_save_timeout <= 0); g_timer_destroy (tab->priv->timer); tab->priv->timer = NULL; tab->priv->times_called = 0; set_message_area (tab, NULL); if (error != NULL) { xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING_ERROR); if (error->domain == XEDIT_DOCUMENT_ERROR && error->code == XEDIT_DOCUMENT_ERROR_EXTERNALLY_MODIFIED) { /* This error is recoverable */ emsg = xedit_externally_modified_saving_error_message_area_new ( tab->priv->tmp_save_uri, error); g_return_if_fail (emsg != NULL); set_message_area (tab, emsg); g_signal_connect (emsg, "response", G_CALLBACK (externally_modified_error_message_area_response), tab); } else if ((error->domain == XEDIT_DOCUMENT_ERROR && error->code == XEDIT_DOCUMENT_ERROR_CANT_CREATE_BACKUP) || (error->domain == G_IO_ERROR && error->code == G_IO_ERROR_CANT_CREATE_BACKUP)) { /* This error is recoverable */ emsg = xedit_no_backup_saving_error_message_area_new ( tab->priv->tmp_save_uri, error); g_return_if_fail (emsg != NULL); set_message_area (tab, emsg); g_signal_connect (emsg, "response", G_CALLBACK (no_backup_error_message_area_response), tab); } else if (error->domain == XEDIT_DOCUMENT_ERROR || (error->domain == G_IO_ERROR && error->code != G_IO_ERROR_INVALID_DATA && error->code != G_IO_ERROR_PARTIAL_INPUT)) { /* These errors are _NOT_ recoverable */ _xedit_recent_remove (XEDIT_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), tab->priv->tmp_save_uri); emsg = xedit_unrecoverable_saving_error_message_area_new (tab->priv->tmp_save_uri, error); g_return_if_fail (emsg != NULL); set_message_area (tab, emsg); g_signal_connect (emsg, "response", G_CALLBACK (unrecoverable_saving_error_message_area_response), tab); } else { /* This error is recoverable */ g_return_if_fail (error->domain == G_CONVERT_ERROR || error->domain == G_IO_ERROR); emsg = xedit_conversion_error_while_saving_message_area_new ( tab->priv->tmp_save_uri, tab->priv->tmp_encoding, error); set_message_area (tab, emsg); g_signal_connect (emsg, "response", G_CALLBACK (recoverable_saving_error_message_area_response), tab); } gtk_info_bar_set_default_response (GTK_INFO_BAR (emsg), GTK_RESPONSE_CANCEL); gtk_widget_show (emsg); } else { gchar *mime = xedit_document_get_mime_type (document); _xedit_recent_add (XEDIT_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), tab->priv->tmp_save_uri, mime); g_free (mime); if (tab->priv->print_preview != NULL) xedit_tab_set_state (tab, XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW); else xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); tab->priv->ask_if_externally_modified = TRUE; end_saving (tab); } } static void externally_modified_notification_message_area_response (GtkWidget *message_area, gint response_id, XeditTab *tab) { XeditView *view; set_message_area (tab, NULL); view = xedit_tab_get_view (tab); if (response_id == GTK_RESPONSE_OK) { _xedit_tab_revert (tab); } else { tab->priv->ask_if_externally_modified = FALSE; /* go back to normal state */ xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); } gtk_widget_grab_focus (GTK_WIDGET (view)); } static void display_externally_modified_notification (XeditTab *tab) { GtkWidget *message_area; XeditDocument *doc; gchar *uri; gboolean document_modified; doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); /* uri cannot be NULL, we're here because * the file we're editing changed on disk */ uri = xedit_document_get_uri (doc); g_return_if_fail (uri != NULL); document_modified = gtk_text_buffer_get_modified (GTK_TEXT_BUFFER(doc)); message_area = xedit_externally_modified_message_area_new (uri, document_modified); g_free (uri); tab->priv->message_area = NULL; set_message_area (tab, message_area); gtk_widget_show (message_area); g_signal_connect (message_area, "response", G_CALLBACK (externally_modified_notification_message_area_response), tab); } static gboolean view_focused_in (GtkWidget *widget, GdkEventFocus *event, XeditTab *tab) { XeditDocument *doc; g_return_val_if_fail (XEDIT_IS_TAB (tab), FALSE); /* we try to detect file changes only in the normal state */ if (tab->priv->state != XEDIT_TAB_STATE_NORMAL) { return FALSE; } /* we already asked, don't bug the user again */ if (!tab->priv->ask_if_externally_modified) { return FALSE; } doc = xedit_tab_get_document (tab); /* If file was never saved or is remote we do not check */ if (!xedit_document_is_local (doc)) { return FALSE; } if (_xedit_document_check_externally_modified (doc)) { xedit_tab_set_state (tab, XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION); display_externally_modified_notification (tab); return FALSE; } return FALSE; } static GMountOperation * tab_mount_operation_factory (XeditDocument *doc, gpointer userdata) { XeditTab *tab = XEDIT_TAB (userdata); GtkWidget *window; window = gtk_widget_get_toplevel (GTK_WIDGET (tab)); return gtk_mount_operation_new (GTK_WINDOW (window)); } static void xedit_tab_init (XeditTab *tab) { GtkWidget *sw; XeditDocument *doc; XeditLockdownMask lockdown; tab->priv = XEDIT_TAB_GET_PRIVATE (tab); tab->priv->state = XEDIT_TAB_STATE_NORMAL; tab->priv->not_editable = FALSE; tab->priv->save_flags = 0; tab->priv->ask_if_externally_modified = TRUE; #if GTK_CHECK_VERSION (3, 0, 0) gtk_orientable_set_orientation (GTK_ORIENTABLE (tab), GTK_ORIENTATION_VERTICAL); #endif /* Create the scrolled window */ sw = gtk_scrolled_window_new (NULL, NULL); tab->priv->view_scrolled_window = sw; gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); /* Manage auto save data */ lockdown = xedit_app_get_lockdown (xedit_app_get_default ()); tab->priv->auto_save = xedit_prefs_manager_get_auto_save () && !(lockdown & XEDIT_LOCKDOWN_SAVE_TO_DISK); tab->priv->auto_save = (tab->priv->auto_save != FALSE); tab->priv->auto_save_interval = xedit_prefs_manager_get_auto_save_interval (); if (tab->priv->auto_save_interval <= 0) tab->priv->auto_save_interval = GPM_DEFAULT_AUTO_SAVE_INTERVAL; /* Create the view */ doc = xedit_document_new (); g_object_set_data (G_OBJECT (doc), XEDIT_TAB_KEY, tab); _xedit_document_set_mount_operation_factory (doc, tab_mount_operation_factory, tab); tab->priv->view = xedit_view_new (doc); g_object_unref (doc); gtk_widget_show (tab->priv->view); g_object_set_data (G_OBJECT (tab->priv->view), XEDIT_TAB_KEY, tab); gtk_box_pack_end (GTK_BOX (tab), sw, TRUE, TRUE, 0); gtk_container_add (GTK_CONTAINER (sw), tab->priv->view); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_IN); gtk_widget_show (sw); g_signal_connect (doc, "notify::uri", G_CALLBACK (document_uri_notify_handler), tab); g_signal_connect (doc, "notify::shortname", G_CALLBACK (document_shortname_notify_handler), tab); g_signal_connect (doc, "modified_changed", G_CALLBACK (document_modified_changed), tab); g_signal_connect (doc, "loading", G_CALLBACK (document_loading), tab); g_signal_connect (doc, "loaded", G_CALLBACK (document_loaded), tab); g_signal_connect (doc, "saving", G_CALLBACK (document_saving), tab); g_signal_connect (doc, "saved", G_CALLBACK (document_saved), tab); g_signal_connect_after (tab->priv->view, "focus-in-event", G_CALLBACK (view_focused_in), tab); g_signal_connect_after (tab->priv->view, "realize", G_CALLBACK (view_realized), tab); } GtkWidget * _xedit_tab_new (void) { return GTK_WIDGET (g_object_new (XEDIT_TYPE_TAB, NULL)); } /* Whether create is TRUE, creates a new empty document if location does not refer to an existing file */ GtkWidget * _xedit_tab_new_from_uri (const gchar *uri, const XeditEncoding *encoding, gint line_pos, gboolean create) { XeditTab *tab; g_return_val_if_fail (uri != NULL, NULL); tab = XEDIT_TAB (_xedit_tab_new ()); _xedit_tab_load (tab, uri, encoding, line_pos, create); return GTK_WIDGET (tab); } /** * xedit_tab_get_view: * @tab: a #XeditTab * * Gets the #XeditView inside @tab. * * Returns: the #XeditView inside @tab */ XeditView * xedit_tab_get_view (XeditTab *tab) { return XEDIT_VIEW (tab->priv->view); } /** * xedit_tab_get_document: * @tab: a #XeditTab * * Gets the #XeditDocument associated to @tab. * * Returns: the #XeditDocument associated to @tab */ XeditDocument * xedit_tab_get_document (XeditTab *tab) { return XEDIT_DOCUMENT (gtk_text_view_get_buffer ( GTK_TEXT_VIEW (tab->priv->view))); } #define MAX_DOC_NAME_LENGTH 40 gchar * _xedit_tab_get_name (XeditTab *tab) { XeditDocument *doc; gchar *name; gchar *docname; gchar *tab_name; g_return_val_if_fail (XEDIT_IS_TAB (tab), NULL); doc = xedit_tab_get_document (tab); name = xedit_document_get_short_name_for_display (doc); /* Truncate the name so it doesn't get insanely wide. */ docname = xedit_utils_str_middle_truncate (name, MAX_DOC_NAME_LENGTH); if (gtk_text_buffer_get_modified (GTK_TEXT_BUFFER (doc))) { tab_name = g_strdup_printf ("*%s", docname); } else { #if 0 if (xedit_document_get_readonly (doc)) { tab_name = g_strdup_printf ("%s [%s]", docname, /*Read only*/ _("RO")); } else { tab_name = g_strdup_printf ("%s", docname); } #endif tab_name = g_strdup (docname); } g_free (docname); g_free (name); return tab_name; } gchar * _xedit_tab_get_tooltips (XeditTab *tab) { XeditDocument *doc; gchar *tip; gchar *uri; gchar *ruri; gchar *ruri_markup; g_return_val_if_fail (XEDIT_IS_TAB (tab), NULL); doc = xedit_tab_get_document (tab); uri = xedit_document_get_uri_for_display (doc); g_return_val_if_fail (uri != NULL, NULL); ruri = xedit_utils_replace_home_dir_with_tilde (uri); g_free (uri); ruri_markup = g_markup_printf_escaped ("%s", ruri); switch (tab->priv->state) { gchar *content_type; gchar *mime_type; gchar *content_description; gchar *content_full_description; gchar *encoding; const XeditEncoding *enc; case XEDIT_TAB_STATE_LOADING_ERROR: tip = g_strdup_printf (_("Error opening file %s"), ruri_markup); break; case XEDIT_TAB_STATE_REVERTING_ERROR: tip = g_strdup_printf (_("Error reverting file %s"), ruri_markup); break; case XEDIT_TAB_STATE_SAVING_ERROR: tip = g_strdup_printf (_("Error saving file %s"), ruri_markup); break; default: content_type = xedit_document_get_content_type (doc); mime_type = xedit_document_get_mime_type (doc); content_description = g_content_type_get_description (content_type); if (content_description == NULL) content_full_description = g_strdup (mime_type); else content_full_description = g_strdup_printf ("%s (%s)", content_description, mime_type); g_free (content_type); g_free (mime_type); g_free (content_description); enc = xedit_document_get_encoding (doc); if (enc == NULL) encoding = g_strdup (_("Unicode (UTF-8)")); else encoding = xedit_encoding_to_string (enc); tip = g_markup_printf_escaped ("%s %s\n\n" "%s %s\n" "%s %s", _("Name:"), ruri, _("MIME Type:"), content_full_description, _("Encoding:"), encoding); g_free (encoding); g_free (content_full_description); break; } g_free (ruri); g_free (ruri_markup); return tip; } static GdkPixbuf * resize_icon (GdkPixbuf *pixbuf, gint size) { gint width, height; width = gdk_pixbuf_get_width (pixbuf); height = gdk_pixbuf_get_height (pixbuf); /* if the icon is larger than the nominal size, scale down */ if (MAX (width, height) > size) { GdkPixbuf *scaled_pixbuf; if (width > height) { height = height * size / width; width = size; } else { width = width * size / height; height = size; } scaled_pixbuf = gdk_pixbuf_scale_simple (pixbuf, width, height, GDK_INTERP_BILINEAR); g_object_unref (pixbuf); pixbuf = scaled_pixbuf; } return pixbuf; } static GdkPixbuf * get_stock_icon (GtkIconTheme *theme, const gchar *stock, gint size) { GdkPixbuf *pixbuf; pixbuf = gtk_icon_theme_load_icon (theme, stock, size, 0, NULL); if (pixbuf == NULL) return NULL; return resize_icon (pixbuf, size); } static GdkPixbuf * get_icon (GtkIconTheme *theme, GFile *location, gint size) { GdkPixbuf *pixbuf; GtkIconInfo *icon_info; GFileInfo *info; GIcon *gicon; if (location == NULL) return get_stock_icon (theme, GTK_STOCK_FILE, size); /* FIXME: Doing a sync stat is bad, this should be fixed */ info = g_file_query_info (location, G_FILE_ATTRIBUTE_STANDARD_ICON, G_FILE_QUERY_INFO_NONE, NULL, NULL); if (info == NULL) return get_stock_icon (theme, GTK_STOCK_FILE, size); gicon = g_file_info_get_icon (info); if (gicon == NULL) { g_object_unref (info); return get_stock_icon (theme, GTK_STOCK_FILE, size); } icon_info = gtk_icon_theme_lookup_by_gicon (theme, gicon, size, 0); g_object_unref (info); if (icon_info == NULL) return get_stock_icon (theme, GTK_STOCK_FILE, size); pixbuf = gtk_icon_info_load_icon (icon_info, NULL); gtk_icon_info_free (icon_info); if (pixbuf == NULL) return get_stock_icon (theme, GTK_STOCK_FILE, size); return resize_icon (pixbuf, size); } /* FIXME: add support for theme changed. I think it should be as easy as call g_object_notify (tab, "name") when the icon theme changes */ GdkPixbuf * _xedit_tab_get_icon (XeditTab *tab) { GdkPixbuf *pixbuf; GtkIconTheme *theme; GdkScreen *screen; gint icon_size; g_return_val_if_fail (XEDIT_IS_TAB (tab), NULL); screen = gtk_widget_get_screen (GTK_WIDGET (tab)); theme = gtk_icon_theme_get_for_screen (screen); g_return_val_if_fail (theme != NULL, NULL); #if GTK_CHECK_VERSION (3, 10, 0) gtk_icon_size_lookup (GTK_ICON_SIZE_MENU, NULL, &icon_size); #else gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (GTK_WIDGET (tab)), GTK_ICON_SIZE_MENU, NULL, &icon_size); #endif switch (tab->priv->state) { case XEDIT_TAB_STATE_LOADING: pixbuf = get_stock_icon (theme, GTK_STOCK_OPEN, icon_size); break; case XEDIT_TAB_STATE_REVERTING: pixbuf = get_stock_icon (theme, GTK_STOCK_REVERT_TO_SAVED, icon_size); break; case XEDIT_TAB_STATE_SAVING: pixbuf = get_stock_icon (theme, GTK_STOCK_SAVE, icon_size); break; case XEDIT_TAB_STATE_PRINTING: pixbuf = get_stock_icon (theme, GTK_STOCK_PRINT, icon_size); break; case XEDIT_TAB_STATE_PRINT_PREVIEWING: case XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW: pixbuf = get_stock_icon (theme, GTK_STOCK_PRINT_PREVIEW, icon_size); break; case XEDIT_TAB_STATE_LOADING_ERROR: case XEDIT_TAB_STATE_REVERTING_ERROR: case XEDIT_TAB_STATE_SAVING_ERROR: case XEDIT_TAB_STATE_GENERIC_ERROR: pixbuf = get_stock_icon (theme, GTK_STOCK_DIALOG_ERROR, icon_size); break; case XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION: pixbuf = get_stock_icon (theme, GTK_STOCK_DIALOG_WARNING, icon_size); break; default: { GFile *location; XeditDocument *doc; doc = xedit_tab_get_document (tab); location = xedit_document_get_location (doc); pixbuf = get_icon (theme, location, icon_size); if (location) g_object_unref (location); } } return pixbuf; } /** * xedit_tab_get_from_document: * @doc: a #XeditDocument * * Gets the #XeditTab associated with @doc. * * Returns: the #XeditTab associated with @doc */ XeditTab * xedit_tab_get_from_document (XeditDocument *doc) { gpointer res; g_return_val_if_fail (XEDIT_IS_DOCUMENT (doc), NULL); res = g_object_get_data (G_OBJECT (doc), XEDIT_TAB_KEY); return (res != NULL) ? XEDIT_TAB (res) : NULL; } void _xedit_tab_load (XeditTab *tab, const gchar *uri, const XeditEncoding *encoding, gint line_pos, gboolean create) { XeditDocument *doc; g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_NORMAL); doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); xedit_tab_set_state (tab, XEDIT_TAB_STATE_LOADING); tab->priv->tmp_line_pos = line_pos; tab->priv->tmp_encoding = encoding; if (tab->priv->auto_save_timeout > 0) remove_auto_save_timeout (tab); xedit_document_load (doc, uri, encoding, line_pos, create); } void _xedit_tab_revert (XeditTab *tab) { XeditDocument *doc; gchar *uri; g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail ((tab->priv->state == XEDIT_TAB_STATE_NORMAL) || (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION)); if (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION) { set_message_area (tab, NULL); } doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); xedit_tab_set_state (tab, XEDIT_TAB_STATE_REVERTING); uri = xedit_document_get_uri (doc); g_return_if_fail (uri != NULL); tab->priv->tmp_line_pos = 0; tab->priv->tmp_encoding = xedit_document_get_encoding (doc); if (tab->priv->auto_save_timeout > 0) remove_auto_save_timeout (tab); xedit_document_load (doc, uri, tab->priv->tmp_encoding, 0, FALSE); g_free (uri); } void _xedit_tab_save (XeditTab *tab) { XeditDocument *doc; XeditDocumentSaveFlags save_flags; g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail ((tab->priv->state == XEDIT_TAB_STATE_NORMAL) || (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION) || (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW)); g_return_if_fail (tab->priv->tmp_save_uri == NULL); g_return_if_fail (tab->priv->tmp_encoding == NULL); doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); g_return_if_fail (!xedit_document_is_untitled (doc)); if (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION) { /* We already told the user about the external * modification: hide the message area and set * the save flag. */ set_message_area (tab, NULL); save_flags = tab->priv->save_flags | XEDIT_DOCUMENT_SAVE_IGNORE_MTIME; } else { save_flags = tab->priv->save_flags; } xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); /* uri used in error messages, will be freed in document_saved */ tab->priv->tmp_save_uri = xedit_document_get_uri (doc); tab->priv->tmp_encoding = xedit_document_get_encoding (doc); if (tab->priv->auto_save_timeout > 0) remove_auto_save_timeout (tab); xedit_document_save (doc, save_flags); } static gboolean xedit_tab_auto_save (XeditTab *tab) { XeditDocument *doc; xedit_debug (DEBUG_TAB); g_return_val_if_fail (tab->priv->tmp_save_uri == NULL, FALSE); g_return_val_if_fail (tab->priv->tmp_encoding == NULL, FALSE); doc = xedit_tab_get_document (tab); g_return_val_if_fail (!xedit_document_is_untitled (doc), FALSE); g_return_val_if_fail (!xedit_document_get_readonly (doc), FALSE); g_return_val_if_fail (tab->priv->auto_save_timeout > 0, FALSE); g_return_val_if_fail (tab->priv->auto_save, FALSE); g_return_val_if_fail (tab->priv->auto_save_interval > 0, FALSE); if (!gtk_text_buffer_get_modified (GTK_TEXT_BUFFER(doc))) { xedit_debug_message (DEBUG_TAB, "Document not modified"); return TRUE; } if ((tab->priv->state != XEDIT_TAB_STATE_NORMAL) && (tab->priv->state != XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW)) { /* Retry after 30 seconds */ guint timeout; xedit_debug_message (DEBUG_TAB, "Retry after 30 seconds"); /* Add a new timeout */ timeout = g_timeout_add_seconds (30, (GSourceFunc) xedit_tab_auto_save, tab); tab->priv->auto_save_timeout = timeout; /* Returns FALSE so the old timeout is "destroyed" */ return FALSE; } xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); /* uri used in error messages, will be freed in document_saved */ tab->priv->tmp_save_uri = xedit_document_get_uri (doc); tab->priv->tmp_encoding = xedit_document_get_encoding (doc); /* Set auto_save_timeout to 0 since the timeout is going to be destroyed */ tab->priv->auto_save_timeout = 0; /* Since we are autosaving, we need to preserve the backup that was produced the last time the user "manually" saved the file. In the case a recoverable error happens while saving, the last backup is not preserved since the user expressed his willing of saving the file */ xedit_document_save (doc, tab->priv->save_flags | XEDIT_DOCUMENT_SAVE_PRESERVE_BACKUP); xedit_debug_message (DEBUG_TAB, "Done"); /* Returns FALSE so the old timeout is "destroyed" */ return FALSE; } void _xedit_tab_save_as (XeditTab *tab, const gchar *uri, const XeditEncoding *encoding, XeditDocumentNewlineType newline_type) { XeditDocument *doc; XeditDocumentSaveFlags save_flags; g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail ((tab->priv->state == XEDIT_TAB_STATE_NORMAL) || (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION) || (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW)); g_return_if_fail (encoding != NULL); g_return_if_fail (tab->priv->tmp_save_uri == NULL); g_return_if_fail (tab->priv->tmp_encoding == NULL); doc = xedit_tab_get_document (tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); /* reset the save flags, when saving as */ tab->priv->save_flags = 0; if (tab->priv->state == XEDIT_TAB_STATE_EXTERNALLY_MODIFIED_NOTIFICATION) { /* We already told the user about the external * modification: hide the message area and set * the save flag. */ set_message_area (tab, NULL); save_flags = tab->priv->save_flags | XEDIT_DOCUMENT_SAVE_IGNORE_MTIME; } else { save_flags = tab->priv->save_flags; } xedit_tab_set_state (tab, XEDIT_TAB_STATE_SAVING); /* uri used in error messages... strdup because errors are async * and the string can go away, will be freed in document_saved */ tab->priv->tmp_save_uri = g_strdup (uri); tab->priv->tmp_encoding = encoding; if (tab->priv->auto_save_timeout > 0) remove_auto_save_timeout (tab); /* FIXME: this should behave the same as encoding, setting it here makes it persistent (if save fails, it's remembered). It's not a very big deal, but would be nice to have them follow the same pattern. This can be changed once we break API for 3.0 */ xedit_document_set_newline_type (doc, newline_type); xedit_document_save_as (doc, uri, encoding, tab->priv->save_flags); } #define XEDIT_PAGE_SETUP_KEY "xedit-page-setup-key" #define XEDIT_PRINT_SETTINGS_KEY "xedit-print-settings-key" static GtkPageSetup * get_page_setup (XeditTab *tab) { gpointer data; XeditDocument *doc; doc = xedit_tab_get_document (tab); data = g_object_get_data (G_OBJECT (doc), XEDIT_PAGE_SETUP_KEY); if (data == NULL) { return _xedit_app_get_default_page_setup (xedit_app_get_default()); } else { return gtk_page_setup_copy (GTK_PAGE_SETUP (data)); } } static GtkPrintSettings * get_print_settings (XeditTab *tab) { gpointer data; XeditDocument *doc; GtkPrintSettings *settings; gchar *uri, *name; doc = xedit_tab_get_document (tab); data = g_object_get_data (G_OBJECT (doc), XEDIT_PRINT_SETTINGS_KEY); if (data == NULL) { settings = _xedit_app_get_default_print_settings (xedit_app_get_default()); } else { settings = gtk_print_settings_copy (GTK_PRINT_SETTINGS (data)); } name = xedit_document_get_short_name_for_display (doc); uri = g_strconcat ("file://", g_get_user_special_dir (G_USER_DIRECTORY_DOCUMENTS), "/", name, ".pdf", NULL); gtk_print_settings_set (settings, GTK_PRINT_SETTINGS_OUTPUT_URI, uri); g_free (uri); g_free (name); return settings; } /* FIXME: show the message area only if the operation will be "long" */ static void printing_cb (XeditPrintJob *job, XeditPrintJobStatus status, XeditTab *tab) { g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); gtk_widget_show (tab->priv->message_area); xedit_progress_message_area_set_text (XEDIT_PROGRESS_MESSAGE_AREA (tab->priv->message_area), xedit_print_job_get_status_string (job)); xedit_progress_message_area_set_fraction (XEDIT_PROGRESS_MESSAGE_AREA (tab->priv->message_area), xedit_print_job_get_progress (job)); } static void store_print_settings (XeditTab *tab, XeditPrintJob *job) { XeditDocument *doc; GtkPrintSettings *settings; GtkPageSetup *page_setup; doc = xedit_tab_get_document (tab); settings = xedit_print_job_get_print_settings (job); /* clear n-copies settings since we do not want to * persist that one */ gtk_print_settings_unset (settings, GTK_PRINT_SETTINGS_N_COPIES); /* remember settings for this document */ g_object_set_data_full (G_OBJECT (doc), XEDIT_PRINT_SETTINGS_KEY, g_object_ref (settings), (GDestroyNotify)g_object_unref); /* make them the default */ _xedit_app_set_default_print_settings (xedit_app_get_default (), settings); page_setup = xedit_print_job_get_page_setup (job); /* remember page setup for this document */ g_object_set_data_full (G_OBJECT (doc), XEDIT_PAGE_SETUP_KEY, g_object_ref (page_setup), (GDestroyNotify)g_object_unref); /* make it the default */ _xedit_app_set_default_page_setup (xedit_app_get_default (), page_setup); } static void done_printing_cb (XeditPrintJob *job, XeditPrintJobResult result, const GError *error, XeditTab *tab) { XeditView *view; g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_PRINT_PREVIEWING || tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW || tab->priv->state == XEDIT_TAB_STATE_PRINTING); if (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) { /* print preview has been destroyed... */ tab->priv->print_preview = NULL; } else { g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); set_message_area (tab, NULL); /* destroy the message area */ } // TODO: check status and error if (result == XEDIT_PRINT_JOB_RESULT_OK) { store_print_settings (tab, job); } #if 0 if (tab->priv->print_preview != NULL) { /* If we were printing while showing the print preview, see bug #352658 */ gtk_widget_destroy (tab->priv->print_preview); g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_PRINTING); } #endif xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); view = xedit_tab_get_view (tab); gtk_widget_grab_focus (GTK_WIDGET (view)); g_object_unref (tab->priv->print_job); tab->priv->print_job = NULL; } #if 0 static void print_preview_destroyed (GtkWidget *preview, XeditTab *tab) { tab->priv->print_preview = NULL; if (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) { XeditView *view; xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); view = xedit_tab_get_view (tab); gtk_widget_grab_focus (GTK_WIDGET (view)); } else { /* This should happen only when printing while showing the print * preview. In this case let us continue whithout changing * the state and show the document. See bug #352658 */ gtk_widget_show (tab->priv->view_scrolled_window); g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_PRINTING); } } #endif static void show_preview_cb (XeditPrintJob *job, XeditPrintPreview *preview, XeditTab *tab) { // g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_PRINT_PREVIEWING); g_return_if_fail (tab->priv->print_preview == NULL); set_message_area (tab, NULL); /* destroy the message area */ tab->priv->print_preview = GTK_WIDGET (preview); gtk_box_pack_end (GTK_BOX (tab), tab->priv->print_preview, TRUE, TRUE, 0); gtk_widget_show (tab->priv->print_preview); gtk_widget_grab_focus (tab->priv->print_preview); /* when the preview gets destroyed we get "done" signal g_signal_connect (tab->priv->print_preview, "destroy", G_CALLBACK (print_preview_destroyed), tab); */ xedit_tab_set_state (tab, XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW); } #if 0 static void set_print_preview (XeditTab *tab, GtkWidget *print_preview) { if (tab->priv->print_preview == print_preview) return; if (tab->priv->print_preview != NULL) gtk_widget_destroy (tab->priv->print_preview); tab->priv->print_preview = print_preview; gtk_box_pack_end (GTK_BOX (tab), tab->priv->print_preview, TRUE, TRUE, 0); gtk_widget_grab_focus (tab->priv->print_preview); g_signal_connect (tab->priv->print_preview, "destroy", G_CALLBACK (print_preview_destroyed), tab); } static void preview_finished_cb (GtkSourcePrintJob *pjob, XeditTab *tab) { MatePrintJob *gjob; GtkWidget *preview = NULL; g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); set_message_area (tab, NULL); /* destroy the message area */ gjob = gtk_source_print_job_get_print_job (pjob); preview = xedit_print_job_preview_new (gjob); g_object_unref (gjob); set_print_preview (tab, preview); gtk_widget_show (preview); g_object_unref (pjob); xedit_tab_set_state (tab, XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW); } #endif static void print_cancelled (GtkWidget *area, gint response_id, XeditTab *tab) { g_return_if_fail (XEDIT_IS_PROGRESS_MESSAGE_AREA (tab->priv->message_area)); xedit_print_job_cancel (tab->priv->print_job); g_debug ("print_cancelled"); } static void show_printing_message_area (XeditTab *tab, gboolean preview) { GtkWidget *area; if (preview) area = xedit_progress_message_area_new (GTK_STOCK_PRINT_PREVIEW, "", TRUE); else area = xedit_progress_message_area_new (GTK_STOCK_PRINT, "", TRUE); g_signal_connect (area, "response", G_CALLBACK (print_cancelled), tab); set_message_area (tab, area); } static void xedit_tab_print_or_print_preview (XeditTab *tab, GtkPrintOperationAction print_action) { XeditView *view; gboolean is_preview; GtkPageSetup *setup; GtkPrintSettings *settings; GtkPrintOperationResult res; GError *error = NULL; g_return_if_fail (tab->priv->print_job == NULL); g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_NORMAL); view = xedit_tab_get_view (tab); is_preview = (print_action == GTK_PRINT_OPERATION_ACTION_PREVIEW); tab->priv->print_job = xedit_print_job_new (view); g_object_add_weak_pointer (G_OBJECT (tab->priv->print_job), (gpointer *) &tab->priv->print_job); show_printing_message_area (tab, is_preview); g_signal_connect (tab->priv->print_job, "printing", G_CALLBACK (printing_cb), tab); g_signal_connect (tab->priv->print_job, "show-preview", G_CALLBACK (show_preview_cb), tab); g_signal_connect (tab->priv->print_job, "done", G_CALLBACK (done_printing_cb), tab); if (is_preview) xedit_tab_set_state (tab, XEDIT_TAB_STATE_PRINT_PREVIEWING); else xedit_tab_set_state (tab, XEDIT_TAB_STATE_PRINTING); setup = get_page_setup (tab); settings = get_print_settings (tab); res = xedit_print_job_print (tab->priv->print_job, print_action, setup, settings, GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (tab))), &error); // TODO: manage res in the correct way if (res == GTK_PRINT_OPERATION_RESULT_ERROR) { /* FIXME: go in error state */ xedit_tab_set_state (tab, XEDIT_TAB_STATE_NORMAL); g_warning ("Async print preview failed (%s)", error->message); g_object_unref (tab->priv->print_job); g_error_free (error); } } void _xedit_tab_print (XeditTab *tab) { g_return_if_fail (XEDIT_IS_TAB (tab)); /* FIXME: currently we can have just one printoperation going on * at a given time, so before starting the print we close the preview. * Would be nice to handle it properly though */ if (tab->priv->state == XEDIT_TAB_STATE_SHOWING_PRINT_PREVIEW) { gtk_widget_destroy (tab->priv->print_preview); } xedit_tab_print_or_print_preview (tab, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG); } void _xedit_tab_print_preview (XeditTab *tab) { g_return_if_fail (XEDIT_IS_TAB (tab)); xedit_tab_print_or_print_preview (tab, GTK_PRINT_OPERATION_ACTION_PREVIEW); } void _xedit_tab_mark_for_closing (XeditTab *tab) { g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail (tab->priv->state == XEDIT_TAB_STATE_NORMAL); xedit_tab_set_state (tab, XEDIT_TAB_STATE_CLOSING); } gboolean _xedit_tab_can_close (XeditTab *tab) { XeditDocument *doc; XeditTabState ts; g_return_val_if_fail (XEDIT_IS_TAB (tab), FALSE); ts = xedit_tab_get_state (tab); /* if we are loading or reverting, the tab can be closed */ if ((ts == XEDIT_TAB_STATE_LOADING) || (ts == XEDIT_TAB_STATE_LOADING_ERROR) || (ts == XEDIT_TAB_STATE_REVERTING) || (ts == XEDIT_TAB_STATE_REVERTING_ERROR)) /* CHECK: I'm not sure this is the right behavior for REVERTING ERROR */ return TRUE; /* Do not close tab with saving errors */ if (ts == XEDIT_TAB_STATE_SAVING_ERROR) return FALSE; doc = xedit_tab_get_document (tab); /* TODO: we need to save the file also if it has been externally modified - Paolo (Oct 10, 2005) */ return (!gtk_text_buffer_get_modified (GTK_TEXT_BUFFER (doc)) && !xedit_document_get_deleted (doc)); } /** * xedit_tab_get_auto_save_enabled: * @tab: a #XeditTab * * Gets the current state for the autosave feature * * Return value: %TRUE if the autosave is enabled, else %FALSE **/ gboolean xedit_tab_get_auto_save_enabled (XeditTab *tab) { xedit_debug (DEBUG_TAB); g_return_val_if_fail (XEDIT_IS_TAB (tab), FALSE); return tab->priv->auto_save; } /** * xedit_tab_set_auto_save_enabled: * @tab: a #XeditTab * @enable: enable (%TRUE) or disable (%FALSE) auto save * * Enables or disables the autosave feature. It does not install an * autosave timeout if the document is new or is read-only **/ void xedit_tab_set_auto_save_enabled (XeditTab *tab, gboolean enable) { XeditDocument *doc = NULL; XeditLockdownMask lockdown; xedit_debug (DEBUG_TAB); g_return_if_fail (XEDIT_IS_TAB (tab)); /* Force disabling when lockdown is active */ lockdown = xedit_app_get_lockdown (xedit_app_get_default()); if (lockdown & XEDIT_LOCKDOWN_SAVE_TO_DISK) enable = FALSE; doc = xedit_tab_get_document (tab); if (tab->priv->auto_save == enable) return; tab->priv->auto_save = enable; if (enable && (tab->priv->auto_save_timeout <=0) && !xedit_document_is_untitled (doc) && !xedit_document_get_readonly (doc)) { if ((tab->priv->state != XEDIT_TAB_STATE_LOADING) && (tab->priv->state != XEDIT_TAB_STATE_SAVING) && (tab->priv->state != XEDIT_TAB_STATE_REVERTING) && (tab->priv->state != XEDIT_TAB_STATE_LOADING_ERROR) && (tab->priv->state != XEDIT_TAB_STATE_SAVING_ERROR) && (tab->priv->state != XEDIT_TAB_STATE_REVERTING_ERROR)) { install_auto_save_timeout (tab); } /* else: the timeout will be installed when loading/saving/reverting will terminate */ return; } if (!enable && (tab->priv->auto_save_timeout > 0)) { remove_auto_save_timeout (tab); return; } g_return_if_fail ((!enable && (tab->priv->auto_save_timeout <= 0)) || xedit_document_is_untitled (doc) || xedit_document_get_readonly (doc)); } /** * xedit_tab_get_auto_save_interval: * @tab: a #XeditTab * * Gets the current interval for the autosaves * * Return value: the value of the autosave **/ gint xedit_tab_get_auto_save_interval (XeditTab *tab) { xedit_debug (DEBUG_TAB); g_return_val_if_fail (XEDIT_IS_TAB (tab), 0); return tab->priv->auto_save_interval; } /** * xedit_tab_set_auto_save_interval: * @tab: a #XeditTab * @interval: the new interval * * Sets the interval for the autosave feature. It does nothing if the * interval is the same as the one already present. It removes the old * interval timeout and adds a new one with the autosave passed as * argument. **/ void xedit_tab_set_auto_save_interval (XeditTab *tab, gint interval) { XeditDocument *doc = NULL; xedit_debug (DEBUG_TAB); g_return_if_fail (XEDIT_IS_TAB (tab)); doc = xedit_tab_get_document(tab); g_return_if_fail (XEDIT_IS_DOCUMENT (doc)); g_return_if_fail (interval > 0); if (tab->priv->auto_save_interval == interval) return; tab->priv->auto_save_interval = interval; if (!tab->priv->auto_save) return; if (tab->priv->auto_save_timeout > 0) { g_return_if_fail (!xedit_document_is_untitled (doc)); g_return_if_fail (!xedit_document_get_readonly (doc)); remove_auto_save_timeout (tab); install_auto_save_timeout (tab); } } void xedit_tab_set_info_bar (XeditTab *tab, GtkWidget *info_bar) { g_return_if_fail (XEDIT_IS_TAB (tab)); g_return_if_fail (info_bar == NULL || GTK_IS_WIDGET (info_bar)); /* FIXME: this can cause problems with the tab state machine */ set_message_area (tab, info_bar); }