/*
* Copyright © 2001 Havoc Pennington
* Copyright © 2007, 2008, 2010, 2011 Christian Persch
*
* 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/>.
*/
#include "config.h"
#include "terminal-pcre2.h"
#include "terminal-regex.h"
#include "terminal-screen.h"
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <uuid.h>
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
#include <sys/sysctl.h>
#endif
#include <glib.h>
#include <glib/gi18n.h>
#include <gio/gio.h>
#include <gio/gunixfdlist.h>
#include <gtk/gtk.h>
#ifdef GDK_WINDOWING_X11
#include <gdk/gdkx.h>
#endif
#include "terminal-accels.h"
#include "terminal-app.h"
#include "terminal-debug.h"
#include "terminal-defines.h"
#include "terminal-encoding.h"
#include "terminal-enums.h"
#include "terminal-intl.h"
#include "terminal-marshal.h"
#include "terminal-schemas.h"
#include "terminal-screen-container.h"
#include "terminal-util.h"
#include "terminal-window.h"
#include "terminal-info-bar.h"
#include "terminal-libgsystem.h"
#include "eggshell.h"
#define URL_MATCH_CURSOR (GDK_HAND2)
#define SPAWN_TIMEOUT (30 * 1000 /* 30s */)
typedef struct {
int *fd_list;
int fd_list_len;
const int *fd_array;
gsize fd_array_len;
} FDSetupData;
typedef struct
{
int tag;
TerminalURLFlavor flavor;
} TagData;
struct _TerminalScreenPrivate
{
char *uuid;
gboolean registered; /* D-Bus interface is registered */
GSettings *profile; /* never NULL */
guint profile_changed_id;
guint profile_forgotten_id;
char *initial_working_directory;
char **initial_env;
char **override_command;
gboolean shell;
int child_pid;
GSList *match_tags;
guint launch_child_source_id;
};
enum
{
PROFILE_SET,
SHOW_POPUP_MENU,
MATCH_CLICKED,
CLOSE_SCREEN,
LAST_SIGNAL
};
enum {
PROP_0,
PROP_PROFILE,
PROP_ICON_TITLE,
PROP_ICON_TITLE_SET,
PROP_TITLE,
PROP_INITIAL_ENVIRONMENT
};
enum
{
TARGET_COLOR,
TARGET_BGIMAGE,
TARGET_RESET_BG,
TARGET_MOZ_URL,
TARGET_NETSCAPE_URL,
TARGET_TAB
};
static void terminal_screen_constructed (GObject *object);
static void terminal_screen_dispose (GObject *object);
static void terminal_screen_finalize (GObject *object);
static void terminal_screen_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time);
static void terminal_screen_set_font (TerminalScreen *screen);
static void terminal_screen_system_font_changed_cb (GSettings *,
const char*,
TerminalScreen *screen);
static gboolean terminal_screen_popup_menu (GtkWidget *widget);
static gboolean terminal_screen_button_press (GtkWidget *widget,
GdkEventButton *event);
static gboolean terminal_screen_do_exec (TerminalScreen *screen,
FDSetupData *data,
GError **error);
static void terminal_screen_child_exited (VteTerminal *terminal,
int status);
static void terminal_screen_window_title_changed (VteTerminal *vte_terminal,
TerminalScreen *screen);
static void terminal_screen_icon_title_changed (VteTerminal *vte_terminal,
TerminalScreen *screen);
static void update_color_scheme (TerminalScreen *screen);
static char* terminal_screen_check_hyperlink (TerminalScreen *screen,
GdkEvent *event);
static void terminal_screen_check_extra (TerminalScreen *screen,
GdkEvent *event,
char **number_info);
static char* terminal_screen_check_match (TerminalScreen *screen,
GdkEvent *event,
int *flavor);
static void terminal_screen_set_override_command (TerminalScreen *screen,
char **argv,
gboolean shell);
static guint signals[LAST_SIGNAL];
typedef struct {
const char *pattern;
TerminalURLFlavor flavor;
} TerminalRegexPattern;
static const TerminalRegexPattern url_regex_patterns[] = {
{ REGEX_URL_AS_IS, FLAVOR_AS_IS },
{ REGEX_URL_HTTP, FLAVOR_DEFAULT_TO_HTTP },
{ REGEX_URL_FILE, FLAVOR_AS_IS },
{ REGEX_URL_VOIP, FLAVOR_VOIP_CALL },
{ REGEX_EMAIL, FLAVOR_EMAIL },
{ REGEX_NEWS_MAN, FLAVOR_AS_IS },
};
static const TerminalRegexPattern extra_regex_patterns[] = {
{ "(0[Xx][[:xdigit:]]+|[[:digit:]]+)", FLAVOR_NUMBER },
};
static VteRegex **url_regexes;
static VteRegex **extra_regexes;
static TerminalURLFlavor *url_regex_flavors;
static TerminalURLFlavor *extra_regex_flavors;
static guint n_url_regexes;
static guint n_extra_regexes;
/* See bug #697024 */
#ifndef __linux__
#undef dup3
#define dup3 fake_dup3
static int
fake_dup3 (int fd, int fd2, int flags)
{
if (dup2 (fd, fd2) == -1)
return -1;
return fcntl (fd2, F_SETFD, flags);
}
#endif /* !__linux__ */
G_DEFINE_TYPE (TerminalScreen, terminal_screen, VTE_TYPE_TERMINAL)
static void
free_tag_data (TagData *tagdata)
{
g_slice_free (TagData, tagdata);
}
static void
precompile_regexes (const TerminalRegexPattern *regex_patterns,
guint n_regexes,
VteRegex ***regexes,
TerminalURLFlavor **regex_flavors)
{
guint i;
*regexes = g_new0 (VteRegex*, n_regexes);
*regex_flavors = g_new0 (TerminalURLFlavor, n_regexes);
for (i = 0; i < n_regexes; ++i)
{
GError *error = NULL;
(*regexes)[i] = vte_regex_new_for_match (regex_patterns[i].pattern, -1,
PCRE2_UTF | PCRE2_NO_UTF_CHECK | PCRE2_MULTILINE,
&error);
g_assert_no_error (error);
if (!vte_regex_jit ((*regexes)[i], PCRE2_JIT_COMPLETE, &error) ||
!vte_regex_jit ((*regexes)[i], PCRE2_JIT_PARTIAL_SOFT, &error)) {
g_printerr ("Failed to JIT regex '%s': %s\n", regex_patterns[i].pattern, error->message);
g_clear_error (&error);
}
(*regex_flavors)[i] = regex_patterns[i].flavor;
}
}
static void
terminal_screen_class_enable_menu_bar_accel_notify_cb (GSettings *settings,
const char *key,
TerminalScreenClass *klass)
{
static gboolean is_enabled = TRUE; /* the binding is enabled by default since GtkWidgetClass installs it */
gboolean enable;
GtkBindingSet *binding_set;
enable = g_settings_get_boolean (settings, key);
/* Only remove the 'skip' entry when we have added it previously! */
if (enable == is_enabled)
return;
is_enabled = enable;
binding_set = gtk_binding_set_by_class (klass);
if (enable)
gtk_binding_entry_remove (binding_set, GDK_KEY_F10, GDK_SHIFT_MASK);
else
gtk_binding_entry_skip (binding_set, GDK_KEY_F10, GDK_SHIFT_MASK);
}
static TerminalWindow *
terminal_screen_get_window (TerminalScreen *screen)
{
GtkWidget *widget = GTK_WIDGET (screen);
GtkWidget *toplevel;
toplevel = gtk_widget_get_toplevel (widget);
if (!gtk_widget_is_toplevel (toplevel))
return NULL;
return TERMINAL_WINDOW (toplevel);
}
static void
terminal_screen_realize (GtkWidget *widget)
{
TerminalScreen *screen = TERMINAL_SCREEN (widget);
GTK_WIDGET_CLASS (terminal_screen_parent_class)->realize (widget);
terminal_screen_set_font (screen);
}
static void
terminal_screen_update_style (TerminalScreen *screen)
{
update_color_scheme (screen);
terminal_screen_set_font (screen);
}
static void
terminal_screen_style_updated (GtkWidget *widget)
{
TerminalScreen *screen = TERMINAL_SCREEN (widget);
GTK_WIDGET_CLASS (terminal_screen_parent_class)->style_updated (widget);
terminal_screen_update_style (screen);
}
#ifdef ENABLE_DEBUG
static void
size_request (GtkWidget *widget,
GtkRequisition *req)
{
_terminal_debug_print (TERMINAL_DEBUG_GEOMETRY,
"[screen %p] size-request %d : %d\n",
widget, req->width, req->height);
}
static void
size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
_terminal_debug_print (TERMINAL_DEBUG_GEOMETRY,
"[screen %p] size-alloc %d : %d at (%d, %d)\n",
widget, allocation->width, allocation->height, allocation->x, allocation->y);
}
#endif
static void
terminal_screen_init (TerminalScreen *screen)
{
const GtkTargetEntry target_table[] = {
{ (char *) "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, TARGET_TAB },
{ (char *) "application/x-color", 0, TARGET_COLOR },
{ (char *) "x-special/gnome-reset-background", 0, TARGET_RESET_BG },
{ (char *) "text/x-moz-url", 0, TARGET_MOZ_URL },
{ (char *) "_NETSCAPE_URL", 0, TARGET_NETSCAPE_URL }
};
VteTerminal *terminal = VTE_TERMINAL (screen);
TerminalScreenPrivate *priv;
TerminalApp *app;
GtkTargetList *target_list;
GtkTargetEntry *targets;
int n_targets;
guint i;
uuid_t u;
char uuidstr[37];
priv = screen->priv = G_TYPE_INSTANCE_GET_PRIVATE (screen, TERMINAL_TYPE_SCREEN, TerminalScreenPrivate);
uuid_generate (u);
uuid_unparse (u, uuidstr);
priv->uuid = g_strdup (uuidstr);
vte_terminal_set_mouse_autohide (terminal, TRUE);
priv->child_pid = -1;
vte_terminal_set_allow_hyperlink (terminal, TRUE);
for (i = 0; i < n_url_regexes; ++i)
{
TagData *tag_data;
tag_data = g_slice_new (TagData);
tag_data->flavor = url_regex_flavors[i];
tag_data->tag = vte_terminal_match_add_regex (terminal, url_regexes[i], 0);
vte_terminal_match_set_cursor_type (terminal, tag_data->tag, URL_MATCH_CURSOR);
priv->match_tags = g_slist_prepend (priv->match_tags, tag_data);
}
/* Setup DND */
target_list = gtk_target_list_new (NULL, 0);
gtk_target_list_add_uri_targets (target_list, 0);
gtk_target_list_add_text_targets (target_list, 0);
gtk_target_list_add_table (target_list, target_table, G_N_ELEMENTS (target_table));
targets = gtk_target_table_new_from_list (target_list, &n_targets);
gtk_drag_dest_set (GTK_WIDGET (screen),
GTK_DEST_DEFAULT_MOTION |
GTK_DEST_DEFAULT_HIGHLIGHT |
GTK_DEST_DEFAULT_DROP,
targets, n_targets,
GDK_ACTION_COPY | GDK_ACTION_MOVE);
gtk_target_table_free (targets, n_targets);
gtk_target_list_unref (target_list);
g_signal_connect (screen, "window-title-changed",
G_CALLBACK (terminal_screen_window_title_changed),
screen);
g_signal_connect (screen, "icon-title-changed",
G_CALLBACK (terminal_screen_icon_title_changed),
screen);
app = terminal_app_get ();
g_signal_connect (terminal_app_get_desktop_interface_settings (app), "changed::" MONOSPACE_FONT_KEY_NAME,
G_CALLBACK (terminal_screen_system_font_changed_cb), screen);
#ifdef ENABLE_DEBUG
_TERMINAL_DEBUG_IF (TERMINAL_DEBUG_GEOMETRY)
{
g_signal_connect_after (screen, "size-request", G_CALLBACK (size_request), NULL);
g_signal_connect_after (screen, "size-allocate", G_CALLBACK (size_allocate), NULL);
}
#endif
}
static void
terminal_screen_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
TerminalScreen *screen = TERMINAL_SCREEN (object);
switch (prop_id)
{
case PROP_PROFILE:
g_value_set_object (value, terminal_screen_get_profile (screen));
break;
case PROP_ICON_TITLE:
g_value_set_string (value, terminal_screen_get_icon_title (screen));
break;
case PROP_ICON_TITLE_SET:
g_value_set_boolean (value, terminal_screen_get_icon_title_set (screen));
break;
case PROP_INITIAL_ENVIRONMENT:
g_value_set_boxed (value, terminal_screen_get_initial_environment (screen));
break;
case PROP_TITLE:
g_value_set_string (value, terminal_screen_get_title (screen));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
terminal_screen_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
TerminalScreen *screen = TERMINAL_SCREEN (object);
switch (prop_id)
{
case PROP_PROFILE:
terminal_screen_set_profile (screen, g_value_get_object (value));
break;
case PROP_INITIAL_ENVIRONMENT:
terminal_screen_set_initial_environment (screen, g_value_get_boxed (value));
break;
case PROP_ICON_TITLE:
case PROP_ICON_TITLE_SET:
case PROP_TITLE:
/* not writable */
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
terminal_screen_class_init (TerminalScreenClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(klass);
VteTerminalClass *terminal_class = VTE_TERMINAL_CLASS (klass);
GSettings *settings;
object_class->constructed = terminal_screen_constructed;
object_class->dispose = terminal_screen_dispose;
object_class->finalize = terminal_screen_finalize;
object_class->get_property = terminal_screen_get_property;
object_class->set_property = terminal_screen_set_property;
widget_class->realize = terminal_screen_realize;
widget_class->style_updated = terminal_screen_style_updated;
widget_class->drag_data_received = terminal_screen_drag_data_received;
widget_class->button_press_event = terminal_screen_button_press;
widget_class->popup_menu = terminal_screen_popup_menu;
terminal_class->child_exited = terminal_screen_child_exited;
signals[PROFILE_SET] =
g_signal_new (I_("profile-set"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (TerminalScreenClass, profile_set),
NULL, NULL,
g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE,
1, G_TYPE_SETTINGS);
signals[SHOW_POPUP_MENU] =
g_signal_new (I_("show-popup-menu"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (TerminalScreenClass, show_popup_menu),
NULL, NULL,
g_cclosure_marshal_VOID__POINTER,
G_TYPE_NONE,
1,
G_TYPE_POINTER);
signals[MATCH_CLICKED] =
g_signal_new (I_("match-clicked"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (TerminalScreenClass, match_clicked),
g_signal_accumulator_true_handled, NULL,
_terminal_marshal_BOOLEAN__STRING_INT_UINT,
G_TYPE_BOOLEAN,
3, G_TYPE_STRING, G_TYPE_INT, G_TYPE_UINT);
signals[CLOSE_SCREEN] =
g_signal_new (I_("close-screen"),
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (TerminalScreenClass, close_screen),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE,
0);
g_object_class_install_property
(object_class,
PROP_PROFILE,
g_param_spec_object ("profile", NULL, NULL,
G_TYPE_SETTINGS,
G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
g_object_class_install_property
(object_class,
PROP_ICON_TITLE,
g_param_spec_string ("icon-title", NULL, NULL,
NULL,
G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
g_object_class_install_property
(object_class,
PROP_ICON_TITLE_SET,
g_param_spec_boolean ("icon-title-set", NULL, NULL,
FALSE,
G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
g_object_class_install_property
(object_class,
PROP_TITLE,
g_param_spec_string ("title", NULL, NULL,
NULL,
G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
g_object_class_install_property
(object_class,
PROP_INITIAL_ENVIRONMENT,
g_param_spec_boxed ("initial-environment", NULL, NULL,
G_TYPE_STRV,
G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB));
g_type_class_add_private (object_class, sizeof (TerminalScreenPrivate));
n_url_regexes = G_N_ELEMENTS (url_regex_patterns);
precompile_regexes (url_regex_patterns, n_url_regexes, &url_regexes, &url_regex_flavors);
n_extra_regexes = G_N_ELEMENTS (extra_regex_patterns);
precompile_regexes (extra_regex_patterns, n_extra_regexes, &extra_regexes, &extra_regex_flavors);
/* This fixes bug #329827 */
settings = terminal_app_get_global_settings (terminal_app_get ());
terminal_screen_class_enable_menu_bar_accel_notify_cb (settings, TERMINAL_SETTING_ENABLE_MENU_BAR_ACCEL_KEY, klass);
g_signal_connect (settings, "changed::" TERMINAL_SETTING_ENABLE_MENU_BAR_ACCEL_KEY,
G_CALLBACK (terminal_screen_class_enable_menu_bar_accel_notify_cb), klass);
}
static void
terminal_screen_constructed (GObject *object)
{
TerminalScreen *screen = TERMINAL_SCREEN (object);
TerminalScreenPrivate *priv = screen->priv;
G_OBJECT_CLASS (terminal_screen_parent_class)->constructed (object);
terminal_app_register_screen (terminal_app_get (), screen);
priv->registered = TRUE;
}
static void
terminal_screen_dispose (GObject *object)
{
TerminalScreen *screen = TERMINAL_SCREEN (object);
TerminalScreenPrivate *priv = screen->priv;
GtkSettings *settings;
settings = gtk_widget_get_settings (GTK_WIDGET (screen));
g_signal_handlers_disconnect_matched (settings, G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
screen);
if (priv->launch_child_source_id != 0)
{
g_source_remove (priv->launch_child_source_id);
priv->launch_child_source_id = 0;
}
if (priv->registered) {
terminal_app_unregister_screen (terminal_app_get (), screen);
priv->registered = FALSE;
}
G_OBJECT_CLASS (terminal_screen_parent_class)->dispose (object);
}
static void
terminal_screen_finalize (GObject *object)
{
TerminalScreen *screen = TERMINAL_SCREEN (object);
TerminalScreenPrivate *priv = screen->priv;
g_signal_handlers_disconnect_by_func (terminal_app_get_desktop_interface_settings (terminal_app_get ()),
G_CALLBACK (terminal_screen_system_font_changed_cb),
screen);
terminal_screen_set_profile (screen, NULL);
g_free (priv->initial_working_directory);
g_strfreev (priv->override_command);
g_strfreev (priv->initial_env);
g_slist_free_full (priv->match_tags, (GDestroyNotify) free_tag_data);
g_free (priv->uuid);
G_OBJECT_CLASS (terminal_screen_parent_class)->finalize (object);
}
TerminalScreen *
terminal_screen_new (GSettings *profile,
const char *charset,
char **override_command,
const char *title,
const char *working_dir,
char **child_env,
double zoom)
{
TerminalScreen *screen;
TerminalScreenPrivate *priv;
g_return_val_if_fail (G_IS_SETTINGS (profile), NULL);
screen = g_object_new (TERMINAL_TYPE_SCREEN, NULL);
priv = screen->priv;
terminal_screen_set_profile (screen, profile);
/* If we got an encoding together with an override command,
* override the profile encoding; otherwise use the profile
* encoding.
*/
if (charset != NULL &&
terminal_encodings_is_known_charset (charset) &&
override_command != NULL) {
vte_terminal_set_encoding (VTE_TERMINAL (screen),
charset,
NULL);
}
vte_terminal_set_size (VTE_TERMINAL (screen),
g_settings_get_int (profile, TERMINAL_PROFILE_DEFAULT_SIZE_COLUMNS_KEY),
g_settings_get_int (profile, TERMINAL_PROFILE_DEFAULT_SIZE_ROWS_KEY));
/* If given an initial title, strip it of control characters and
* feed it to the terminal.
*/
if (title != NULL) {
GString *seq;
const char *p;
seq = g_string_new ("\033]0;");
for (p = title; *p; p = g_utf8_next_char (p)) {
gunichar c = g_utf8_get_char (p);
if (c < 0x20 || (c >= 0x7f && c <= 0x9f))
continue;
else if (c == ';')
break;
g_string_append_unichar (seq, c);
}
g_string_append (seq, "\033\\");
vte_terminal_feed (VTE_TERMINAL (screen), seq->str, seq->len);
g_string_free (seq, TRUE);
}
priv->initial_working_directory = g_strdup (working_dir);
if (override_command)
terminal_screen_set_override_command (screen, override_command, FALSE);
else
terminal_screen_set_override_command (screen, NULL, TRUE);
if (child_env)
terminal_screen_set_initial_environment (screen, child_env);
vte_terminal_set_font_scale (VTE_TERMINAL (screen), zoom);
terminal_screen_set_font (screen);
return screen;
}
gboolean
terminal_screen_exec (TerminalScreen *screen,
char **argv,
char **envv,
gboolean shell,
const char *cwd,
GUnixFDList *fd_list,
GVariant *fd_array,
GError **error)
{
TerminalScreenPrivate *priv;
FDSetupData *data;
g_return_val_if_fail (TERMINAL_IS_SCREEN (screen), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
priv = screen->priv;
terminal_screen_set_initial_environment (screen, envv);
terminal_screen_set_override_command (screen, argv, shell);
g_free (priv->initial_working_directory);
priv->initial_working_directory = g_strdup (cwd);
if (fd_list) {
const int *fds;
data = g_new (FDSetupData, 1);
fds = g_unix_fd_list_peek_fds (fd_list, &data->fd_list_len);
data->fd_list = g_memdup (fds, (data->fd_list_len + 1) * sizeof (int));
data->fd_array = g_variant_get_fixed_array (fd_array, &data->fd_array_len, 2 * sizeof (int));
} else
data = NULL;
return terminal_screen_do_exec (screen, data, error);
}
const char*
terminal_screen_get_title (TerminalScreen *screen)
{
return vte_terminal_get_window_title (VTE_TERMINAL (screen));
}
const char*
terminal_screen_get_icon_title (TerminalScreen *screen)
{
return vte_terminal_get_icon_title (VTE_TERMINAL (screen));
}
gboolean
terminal_screen_get_icon_title_set (TerminalScreen *screen)
{
return vte_terminal_get_icon_title (VTE_TERMINAL (screen)) != NULL;
}
static void
terminal_screen_profile_changed_cb (GSettings *profile,
const char *prop_name,
TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
GObject *object = G_OBJECT (screen);
VteTerminal *vte_terminal = VTE_TERMINAL (screen);
TerminalWindow *window;
g_object_freeze_notify (object);
if ((window = terminal_screen_get_window (screen)))
{
/* We need these in line for the set_size in
* update_on_realize
*/
terminal_window_update_geometry (window);
}
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLLBAR_POLICY_KEY))
_terminal_screen_update_scrollbar (screen);
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_ENCODING_KEY))
{
gs_free char *charset = g_settings_get_string (profile, TERMINAL_PROFILE_ENCODING_KEY);
g_warn_if_fail (terminal_encodings_is_known_charset (charset));
vte_terminal_set_encoding (vte_terminal, charset, NULL);
}
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_CJK_UTF8_AMBIGUOUS_WIDTH_KEY))
{
TerminalCJKWidth width;
width = g_settings_get_enum (profile, TERMINAL_PROFILE_CJK_UTF8_AMBIGUOUS_WIDTH_KEY);
vte_terminal_set_cjk_ambiguous_width (vte_terminal, (int) width);
}
if (gtk_widget_get_realized (GTK_WIDGET (screen)) &&
(!prop_name ||
prop_name == I_(TERMINAL_PROFILE_USE_SYSTEM_FONT_KEY) ||
prop_name == I_(TERMINAL_PROFILE_FONT_KEY) ||
prop_name == I_(TERMINAL_PROFILE_CELL_WIDTH_SCALE_KEY) ||
prop_name == I_(TERMINAL_PROFILE_CELL_HEIGHT_SCALE_KEY)))
terminal_screen_set_font (screen);
if (!prop_name ||
prop_name == I_(TERMINAL_PROFILE_USE_THEME_COLORS_KEY) ||
prop_name == I_(TERMINAL_PROFILE_FOREGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_BACKGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG_KEY) ||
prop_name == I_(TERMINAL_PROFILE_BOLD_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_CURSOR_COLORS_SET_KEY) ||
prop_name == I_(TERMINAL_PROFILE_CURSOR_BACKGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_CURSOR_FOREGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_HIGHLIGHT_COLORS_SET_KEY) ||
prop_name == I_(TERMINAL_PROFILE_HIGHLIGHT_BACKGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_HIGHLIGHT_FOREGROUND_COLOR_KEY) ||
prop_name == I_(TERMINAL_PROFILE_PALETTE_KEY))
update_color_scheme (screen);
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_AUDIBLE_BELL_KEY))
vte_terminal_set_audible_bell (vte_terminal, g_settings_get_boolean (profile, TERMINAL_PROFILE_AUDIBLE_BELL_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLL_ON_KEYSTROKE_KEY))
vte_terminal_set_scroll_on_keystroke (vte_terminal,
g_settings_get_boolean (profile, TERMINAL_PROFILE_SCROLL_ON_KEYSTROKE_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_SCROLL_ON_OUTPUT_KEY))
vte_terminal_set_scroll_on_output (vte_terminal,
g_settings_get_boolean (profile, TERMINAL_PROFILE_SCROLL_ON_OUTPUT_KEY));
if (!prop_name ||
prop_name == I_(TERMINAL_PROFILE_SCROLLBACK_LINES_KEY) ||
prop_name == I_(TERMINAL_PROFILE_SCROLLBACK_UNLIMITED_KEY))
{
glong lines = g_settings_get_boolean (profile, TERMINAL_PROFILE_SCROLLBACK_UNLIMITED_KEY) ?
-1 : g_settings_get_int (profile, TERMINAL_PROFILE_SCROLLBACK_LINES_KEY);
vte_terminal_set_scrollback_lines (vte_terminal, lines);
}
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_BACKSPACE_BINDING_KEY))
vte_terminal_set_backspace_binding (vte_terminal,
g_settings_get_enum (profile, TERMINAL_PROFILE_BACKSPACE_BINDING_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_DELETE_BINDING_KEY))
vte_terminal_set_delete_binding (vte_terminal,
g_settings_get_enum (profile, TERMINAL_PROFILE_DELETE_BINDING_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_ALLOW_BOLD_KEY))
vte_terminal_set_allow_bold (vte_terminal,
g_settings_get_boolean (profile, TERMINAL_PROFILE_ALLOW_BOLD_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_BOLD_IS_BRIGHT_KEY))
vte_terminal_set_bold_is_bright (vte_terminal,
g_settings_get_boolean (profile, TERMINAL_PROFILE_BOLD_IS_BRIGHT_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_CURSOR_BLINK_MODE_KEY))
vte_terminal_set_cursor_blink_mode (vte_terminal,
g_settings_get_enum (priv->profile, TERMINAL_PROFILE_CURSOR_BLINK_MODE_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_CURSOR_SHAPE_KEY))
vte_terminal_set_cursor_shape (vte_terminal,
g_settings_get_enum (priv->profile, TERMINAL_PROFILE_CURSOR_SHAPE_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_REWRAP_ON_RESIZE_KEY))
vte_terminal_set_rewrap_on_resize (vte_terminal,
g_settings_get_boolean (profile, TERMINAL_PROFILE_REWRAP_ON_RESIZE_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_TEXT_BLINK_MODE_KEY))
vte_terminal_set_text_blink_mode (vte_terminal,
g_settings_get_enum (profile, TERMINAL_PROFILE_TEXT_BLINK_MODE_KEY));
if (!prop_name || prop_name == I_(TERMINAL_PROFILE_WORD_CHAR_EXCEPTIONS_KEY))
{
gs_free char *word_char_exceptions;
g_settings_get (profile, TERMINAL_PROFILE_WORD_CHAR_EXCEPTIONS_KEY, "ms", &word_char_exceptions);
vte_terminal_set_word_char_exceptions (vte_terminal, word_char_exceptions);
}
g_object_thaw_notify (object);
}
static void
update_color_scheme (TerminalScreen *screen)
{
GtkWidget *widget = GTK_WIDGET (screen);
TerminalScreenPrivate *priv = screen->priv;
GSettings *profile = priv->profile;
gs_free GdkRGBA *colors;
gsize n_colors;
GdkRGBA fg, bg, bold, theme_fg, theme_bg;
GdkRGBA cursor_bg, cursor_fg;
GdkRGBA highlight_bg, highlight_fg;
GdkRGBA *boldp;
GdkRGBA *cursor_bgp = NULL, *cursor_fgp = NULL;
GdkRGBA *highlight_bgp = NULL, *highlight_fgp = NULL;
GtkStyleContext *context;
gboolean use_theme_colors;
context = gtk_widget_get_style_context (widget);
gtk_style_context_get_color (context, gtk_style_context_get_state (context), &theme_fg);
gtk_style_context_get_background_color (context, gtk_style_context_get_state (context), &theme_bg);
use_theme_colors = g_settings_get_boolean (profile, TERMINAL_PROFILE_USE_THEME_COLORS_KEY);
if (use_theme_colors ||
(!terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_FOREGROUND_COLOR_KEY, &fg) ||
!terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_BACKGROUND_COLOR_KEY, &bg)))
{
fg = theme_fg;
bg = theme_bg;
}
if (!g_settings_get_boolean (profile, TERMINAL_PROFILE_BOLD_COLOR_SAME_AS_FG_KEY) &&
!use_theme_colors &&
terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_BOLD_COLOR_KEY, &bold))
boldp = &bold;
else
boldp = NULL;
if (g_settings_get_boolean (profile, TERMINAL_PROFILE_CURSOR_COLORS_SET_KEY) &&
!use_theme_colors)
{
if (terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_CURSOR_BACKGROUND_COLOR_KEY, &cursor_bg))
cursor_bgp = &cursor_bg;
if (terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_CURSOR_FOREGROUND_COLOR_KEY, &cursor_fg))
cursor_fgp = &cursor_fg;
}
if (g_settings_get_boolean (profile, TERMINAL_PROFILE_HIGHLIGHT_COLORS_SET_KEY) &&
!use_theme_colors)
{
if (terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_HIGHLIGHT_BACKGROUND_COLOR_KEY, &highlight_bg))
highlight_bgp = &highlight_bg;
if (terminal_g_settings_get_rgba (profile, TERMINAL_PROFILE_HIGHLIGHT_FOREGROUND_COLOR_KEY, &highlight_fg))
highlight_fgp = &highlight_fg;
}
colors = terminal_g_settings_get_rgba_palette (priv->profile, TERMINAL_PROFILE_PALETTE_KEY, &n_colors);
vte_terminal_set_colors (VTE_TERMINAL (screen), &fg, &bg,
colors, n_colors);
vte_terminal_set_color_bold (VTE_TERMINAL (screen), boldp);
vte_terminal_set_color_cursor (VTE_TERMINAL (screen), cursor_bgp);
vte_terminal_set_color_cursor_foreground (VTE_TERMINAL (screen), cursor_fgp);
vte_terminal_set_color_highlight (VTE_TERMINAL (screen), highlight_bgp);
vte_terminal_set_color_highlight_foreground (VTE_TERMINAL (screen), highlight_fgp);
}
static void
terminal_screen_set_font (TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
GSettings *profile = priv->profile;
PangoFontDescription *desc;
int size;
if (g_settings_get_boolean (profile, TERMINAL_PROFILE_USE_SYSTEM_FONT_KEY))
{
desc = terminal_app_get_system_font (terminal_app_get ());
}
else
{
gs_free char *font;
font = g_settings_get_string (profile, TERMINAL_PROFILE_FONT_KEY);
desc = pango_font_description_from_string (font);
}
size = pango_font_description_get_size (desc);
/* Sanity check */
if (size == 0) {
if (pango_font_description_get_size_is_absolute (desc))
pango_font_description_set_absolute_size (desc, 10);
else
pango_font_description_set_size (desc, 10);
}
vte_terminal_set_font (VTE_TERMINAL (screen), desc);
pango_font_description_free (desc);
vte_terminal_set_cell_width_scale (VTE_TERMINAL (screen),
g_settings_get_double (profile, TERMINAL_PROFILE_CELL_WIDTH_SCALE_KEY));
vte_terminal_set_cell_height_scale (VTE_TERMINAL (screen),
g_settings_get_double (profile, TERMINAL_PROFILE_CELL_HEIGHT_SCALE_KEY));
}
static void
terminal_screen_system_font_changed_cb (GSettings *settings,
const char *key,
TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
if (!gtk_widget_get_realized (GTK_WIDGET (screen)))
return;
if (!g_settings_get_boolean (priv->profile, TERMINAL_PROFILE_USE_SYSTEM_FONT_KEY))
return;
terminal_screen_set_font (screen);
}
void
terminal_screen_set_profile (TerminalScreen *screen,
GSettings *profile)
{
TerminalScreenPrivate *priv = screen->priv;
GSettings*old_profile;
old_profile = priv->profile;
if (profile == old_profile)
return;
if (priv->profile_changed_id)
{
g_signal_handler_disconnect (G_OBJECT (priv->profile),
priv->profile_changed_id);
priv->profile_changed_id = 0;
}
priv->profile = profile;
if (profile)
{
g_object_ref (profile);
priv->profile_changed_id =
g_signal_connect (profile, "changed",
G_CALLBACK (terminal_screen_profile_changed_cb),
screen);
terminal_screen_profile_changed_cb (profile, NULL, screen);
g_signal_emit (G_OBJECT (screen), signals[PROFILE_SET], 0, old_profile);
}
if (old_profile)
g_object_unref (old_profile);
g_object_notify (G_OBJECT (screen), "profile");
}
GSettings*
terminal_screen_get_profile (TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
return priv->profile;
}
GSettings*
terminal_screen_ref_profile (TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
if (priv->profile != NULL)
return g_object_ref (priv->profile);
return NULL;
}
static void
terminal_screen_set_override_command (TerminalScreen *screen,
char **argv,
gboolean shell)
{
TerminalScreenPrivate *priv;
g_return_if_fail (TERMINAL_IS_SCREEN (screen));
priv = screen->priv;
g_strfreev (priv->override_command);
if (argv)
priv->override_command = g_strdupv (argv);
else
priv->override_command = NULL;
priv->shell = shell;
}
void
terminal_screen_set_initial_environment (TerminalScreen *screen,
char **argv)
{
TerminalScreenPrivate *priv;
g_return_if_fail (TERMINAL_IS_SCREEN (screen));
priv = screen->priv;
g_assert (priv->initial_env == NULL);
priv->initial_env = g_strdupv (argv);
}
char**
terminal_screen_get_initial_environment (TerminalScreen *screen)
{
g_return_val_if_fail (TERMINAL_IS_SCREEN (screen), NULL);
return screen->priv->initial_env;
}
static gboolean
get_child_command (TerminalScreen *screen,
const char *shell_env,
GSpawnFlags *spawn_flags_p,
char ***argv_p,
GError **err)
{
TerminalScreenPrivate *priv = screen->priv;
GSettings *profile = priv->profile;
char **argv;
g_assert (spawn_flags_p != NULL && argv_p != NULL);
*argv_p = argv = NULL;
if (priv->override_command)
{
argv = g_strdupv (priv->override_command);
*spawn_flags_p |= G_SPAWN_SEARCH_PATH;
}
else if (g_settings_get_boolean (profile, TERMINAL_PROFILE_USE_CUSTOM_COMMAND_KEY))
{
gs_free char *argv_str;
argv_str = g_settings_get_string (profile, TERMINAL_PROFILE_CUSTOM_COMMAND_KEY);
if (!g_shell_parse_argv (argv_str, NULL, &argv, err))
return FALSE;
*spawn_flags_p |= G_SPAWN_SEARCH_PATH;
}
else if (priv->shell)
{
const char *only_name;
char *shell;
int argc = 0;
shell = egg_shell (shell_env);
only_name = strrchr (shell, '/');
if (only_name != NULL)
only_name++;
else
only_name = shell;
argv = g_new (char*, 3);
argv[argc++] = shell;
if (g_settings_get_boolean (profile, TERMINAL_PROFILE_LOGIN_SHELL_KEY))
argv[argc++] = g_strconcat ("-", only_name, NULL);
else
argv[argc++] = g_strdup (only_name);
argv[argc++] = NULL;
*spawn_flags_p |= G_SPAWN_FILE_AND_ARGV_ZERO;
}
else
{
g_set_error_literal (err, G_DBUS_ERROR, G_DBUS_ERROR_INVALID_ARGS,
_("No command supplied nor shell requested"));
return FALSE;
}
*argv_p = argv;
return TRUE;
}
static char**
get_child_environment (TerminalScreen *screen,
const char *cwd,
char **shell)
{
TerminalApp *app = terminal_app_get ();
TerminalScreenPrivate *priv = screen->priv;
char **env;
char *e, *v;
GHashTable *env_table;
GHashTableIter iter;
GPtrArray *retval;
guint i;
env_table = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
env = priv->initial_env;
if (env)
{
for (i = 0; env[i]; ++i)
{
v = strchr (env[i], '=');
if (v)
g_hash_table_replace (env_table, g_strndup (env[i], v - env[i]), g_strdup (v + 1));
else
g_hash_table_replace (env_table, g_strdup (env[i]), NULL);
}
}
g_hash_table_remove (env_table, "COLUMNS");
g_hash_table_remove (env_table, "LINES");
g_hash_table_remove (env_table, "GNOME_DESKTOP_ICON");
/* WINDOWID does not work correctly ever since we don't use a native
* GdkWindow anymore, and it also becomes incorrect if the screen is
* moved to a different window, or the window unrealized and re-realized.
* Additionally, it cannot ever work on non-X11 displays like wayland.
* And on X11, the only use for this is broken foreign drawing on the
* window (w3m etc), and trying to find the focused screen (brltty),
* which can now be done correctly using DECSET 1004.
* Therefore we do not set WINDOWID, and remove an existing variable.
*/
g_hash_table_remove (env_table, "WINDOWID");
terminal_util_add_proxy_env (env_table);
/* Add gnome-terminal private env vars used to communicate back to g-t-server */
GDBusConnection *connection = g_application_get_dbus_connection (G_APPLICATION (app));
g_hash_table_replace (env_table, g_strdup (TERMINAL_ENV_SERVICE_NAME),
g_strdup (g_dbus_connection_get_unique_name (connection)));
g_hash_table_replace (env_table, g_strdup (TERMINAL_ENV_SCREEN),
terminal_app_dup_screen_object_path (app, screen));
/* Convert to strv */
retval = g_ptr_array_sized_new (g_hash_table_size (env_table));
g_hash_table_iter_init (&iter, env_table);
while (g_hash_table_iter_next (&iter, (gpointer *) &e, (gpointer *) &v))
g_ptr_array_add (retval, g_strdup_printf ("%s=%s", e, v ? v : ""));
g_ptr_array_add (retval, NULL);
*shell = g_strdup (g_hash_table_lookup (env_table, "SHELL"));
g_hash_table_destroy (env_table);
return (char **) g_ptr_array_free (retval, FALSE);
}
enum {
RESPONSE_RELAUNCH,
RESPONSE_EDIT_PREFERENCES
};
static void
info_bar_response_cb (GtkWidget *info_bar,
int response,
TerminalScreen *screen)
{
gtk_widget_grab_focus (GTK_WIDGET (screen));
switch (response) {
case GTK_RESPONSE_CANCEL:
gtk_widget_destroy (info_bar);
g_signal_emit (screen, signals[CLOSE_SCREEN], 0);
break;
case RESPONSE_RELAUNCH:
gtk_widget_destroy (info_bar);
_terminal_screen_launch_child_on_idle (screen);
break;
case RESPONSE_EDIT_PREFERENCES:
terminal_app_edit_preferences (terminal_app_get (),
terminal_screen_get_profile (screen),
"custom-command-entry");
break;
default:
gtk_widget_destroy (info_bar);
break;
}
}
static void
free_fd_setup_data (FDSetupData *data)
{
if (data == NULL)
return;
g_free (data->fd_list);
g_free (data);
}
static void
terminal_screen_child_setup (FDSetupData *data)
{
int *fds = data->fd_list;
int n_fds = data->fd_list_len;
const int *fd_array = data->fd_array;
gsize fd_array_len = data->fd_array_len;
gsize i;
/* At this point, vte_pty_child_setup() has been called,
* so all FDs are FD_CLOEXEC.
*/
if (fd_array_len == 0)
return;
for (i = 0; i < fd_array_len; i++) {
int target_fd = fd_array[2 * i];
int idx = fd_array[2 * i + 1];
int fd, r;
g_assert (idx >= 0 && idx < n_fds);
/* We want to move fds[idx] to target_fd */
if (target_fd != fds[idx]) {
int j;
/* Need to check if @target_fd is one of the FDs in the FD list! */
for (j = 0; j < n_fds; j++) {
if (fds[j] == target_fd) {
do {
fd = fcntl (fds[j], F_DUPFD_CLOEXEC, 3);
} while (fd == -1 && errno == EINTR);
if (fd == -1)
_exit (127);
fds[j] = fd;
break;
}
}
}
if (target_fd == fds[idx]) {
/* Remove FD_CLOEXEC from target_fd */
int flags;
do {
flags = fcntl (target_fd, F_GETFD);
} while (flags == -1 && errno == EINTR);
if (flags == -1)
_exit (127);
do {
r = fcntl (target_fd, F_SETFD, flags & ~FD_CLOEXEC);
} while (r == -1 && errno == EINTR);
if (r == -1)
_exit (127);
} else {
/* Now we know that target_fd can be safely overwritten. */
errno = 0;
do {
fd = dup3 (fds[idx], target_fd, 0 /* no FD_CLOEXEC */);
} while (fd == -1 && errno == EINTR);
if (fd != target_fd)
_exit (127);
}
/* Don't need to close it here since it's FD_CLOEXEC or consumed */
fds[idx] = -1;
}
}
static void
spawn_result_cb (VteTerminal *terminal,
GPid pid,
GError *error,
gpointer user_data)
{
TerminalScreen *screen;
TerminalScreenPrivate *priv;
/* Terminal was destroyed while the spawn operation was in progress; nothing to do. */
if (terminal == NULL)
return;
screen = TERMINAL_SCREEN (terminal);
priv = screen->priv;
priv->child_pid = pid;
if (error) {
GtkWidget *info_bar;
vte_terminal_set_pty (terminal, NULL);
info_bar = terminal_info_bar_new (GTK_MESSAGE_ERROR,
_("_Preferences"), RESPONSE_EDIT_PREFERENCES,
_("_Relaunch"), RESPONSE_RELAUNCH,
NULL);
terminal_info_bar_format_text (TERMINAL_INFO_BAR (info_bar),
_("There was an error creating the child process for this terminal"));
terminal_info_bar_format_text (TERMINAL_INFO_BAR (info_bar),
"%s", error->message);
g_signal_connect (info_bar, "response",
G_CALLBACK (info_bar_response_cb), screen);
gtk_widget_set_halign (info_bar, GTK_ALIGN_FILL);
gtk_widget_set_valign (info_bar, GTK_ALIGN_START);
gtk_overlay_add_overlay (GTK_OVERLAY (terminal_screen_container_get_from_screen (screen)),
info_bar);
gtk_info_bar_set_default_response (GTK_INFO_BAR (info_bar), GTK_RESPONSE_CANCEL);
gtk_widget_show (info_bar);
return;
}
}
static gboolean
terminal_screen_do_exec (TerminalScreen *screen,
FDSetupData *data /* adopting */,
GError **error)
{
TerminalScreenPrivate *priv = screen->priv;
VteTerminal *terminal = VTE_TERMINAL (screen);
GSettings *profile;
char **env, **argv;
char *shell = NULL;
const char *working_dir;
VtePtyFlags pty_flags = VTE_PTY_DEFAULT;
GSpawnFlags spawn_flags = G_SPAWN_SEARCH_PATH_FROM_ENVP |
VTE_SPAWN_NO_PARENT_ENVV;
GCancellable *cancellable = NULL;
if (priv->child_pid != -1) {
g_set_error_literal (error, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
"Cannot launch a new child process while the terminal is still running another child process");
return FALSE;
}
priv->launch_child_source_id = 0;
_terminal_debug_print (TERMINAL_DEBUG_PROCESSES,
"[screen %p] now launching the child process\n",
screen);
profile = priv->profile;
if (priv->initial_working_directory &&
!g_settings_get_boolean (profile, TERMINAL_PROFILE_USE_CUSTOM_COMMAND_KEY))
working_dir = priv->initial_working_directory;
else
working_dir = g_get_home_dir ();
env = get_child_environment (screen, working_dir, &shell);
argv = NULL;
if (!get_child_command (screen, shell, &spawn_flags, &argv, error))
return FALSE;
vte_terminal_spawn_async (terminal,
pty_flags,
working_dir,
argv,
env,
spawn_flags,
(GSpawnChildSetupFunc) (data ? terminal_screen_child_setup : NULL),
data,
(GDestroyNotify) (data ? free_fd_setup_data : NULL),
SPAWN_TIMEOUT,
cancellable,
spawn_result_cb, NULL);
g_free (shell);
g_strfreev (argv);
g_strfreev (env);
return TRUE; /* can't report any more errors since they only occur async */
}
static gboolean
terminal_screen_launch_child_cb (TerminalScreen *screen)
{
terminal_screen_do_exec (screen, NULL, NULL /* don't care */);
return FALSE; /* don't run again */
}
void
_terminal_screen_launch_child_on_idle (TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
if (priv->launch_child_source_id != 0)
return;
_terminal_debug_print (TERMINAL_DEBUG_PROCESSES,
"[screen %p] scheduling launching the child process on idle\n",
screen);
priv->launch_child_source_id = g_idle_add ((GSourceFunc) terminal_screen_launch_child_cb, screen);
}
static TerminalScreenPopupInfo *
terminal_screen_popup_info_new (TerminalScreen *screen)
{
TerminalScreenPopupInfo *info;
info = g_slice_new0 (TerminalScreenPopupInfo);
info->ref_count = 1;
return info;
}
TerminalScreenPopupInfo *
terminal_screen_popup_info_ref (TerminalScreenPopupInfo *info)
{
g_return_val_if_fail (info != NULL, NULL);
info->ref_count++;
return info;
}
void
terminal_screen_popup_info_unref (TerminalScreenPopupInfo *info)
{
g_return_if_fail (info != NULL);
if (--info->ref_count > 0)
return;
g_free (info->hyperlink);
g_free (info->url);
g_free (info->number_info);
g_slice_free (TerminalScreenPopupInfo, info);
}
static gboolean
terminal_screen_popup_menu (GtkWidget *widget)
{
TerminalScreen *screen = TERMINAL_SCREEN (widget);
TerminalScreenPopupInfo *info;
info = terminal_screen_popup_info_new (screen);
info->button = 0;
info->timestamp = gtk_get_current_event_time ();
g_signal_emit (screen, signals[SHOW_POPUP_MENU], 0, info);
terminal_screen_popup_info_unref (info);
return TRUE;
}
static void
terminal_screen_do_popup (TerminalScreen *screen,
GdkEventButton *event,
char *hyperlink,
char *url,
int url_flavor,
char *number_info)
{
TerminalScreenPopupInfo *info;
info = terminal_screen_popup_info_new (screen);
info->button = event->button;
info->state = event->state & gtk_accelerator_get_default_mod_mask ();
info->timestamp = event->time;
info->hyperlink = hyperlink; /* adopted */
info->url = url; /* adopted */
info->url_flavor = url_flavor;
info->number_info = number_info; /* adopted */
g_signal_emit (screen, signals[SHOW_POPUP_MENU], 0, info);
terminal_screen_popup_info_unref (info);
}
static gboolean
terminal_screen_button_press (GtkWidget *widget,
GdkEventButton *event)
{
TerminalScreen *screen = TERMINAL_SCREEN (widget);
gboolean (* button_press_event) (GtkWidget*, GdkEventButton*) =
GTK_WIDGET_CLASS (terminal_screen_parent_class)->button_press_event;
gs_free char *hyperlink = NULL;
gs_free char *url = NULL;
int url_flavor = 0;
gs_free char *number_info = NULL;
guint state;
state = event->state & gtk_accelerator_get_default_mod_mask ();
hyperlink = terminal_screen_check_hyperlink (screen, (GdkEvent*)event);
url = terminal_screen_check_match (screen, (GdkEvent*)event, &url_flavor);
terminal_screen_check_extra (screen, (GdkEvent*)event, &number_info);
if (hyperlink != NULL &&
(event->button == 1 || event->button == 2) &&
(state & GDK_CONTROL_MASK))
{
gboolean handled = FALSE;
g_signal_emit (screen, signals[MATCH_CLICKED], 0,
hyperlink,
FLAVOR_AS_IS,
state,
&handled);
if (handled)
return TRUE; /* don't do anything else such as select with the click */
}
if (url != NULL &&
(event->button == 1 || event->button == 2) &&
(state & GDK_CONTROL_MASK))
{
gboolean handled = FALSE;
g_signal_emit (screen, signals[MATCH_CLICKED], 0,
url,
url_flavor,
state,
&handled);
if (handled)
return TRUE; /* don't do anything else such as select with the click */
}
if (event->type == GDK_BUTTON_PRESS && event->button == 3)
{
if (!(event->state & (GDK_SHIFT_MASK | GDK_CONTROL_MASK | GDK_MOD1_MASK)))
{
/* on right-click, we should first try to send the mouse event to
* the client, and popup only if that's not handled. */
if (button_press_event && button_press_event (widget, event))
return TRUE;
terminal_screen_do_popup (screen, event, hyperlink, url, url_flavor, number_info);
hyperlink = NULL; /* adopted to the popup info */
url = NULL; /* ditto */
number_info = NULL; /* ditto */
return TRUE;
}
else if (!(event->state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)))
{
/* do popup on shift+right-click */
terminal_screen_do_popup (screen, event, hyperlink, url, url_flavor, number_info);
hyperlink = NULL; /* adopted to the popup info */
url = NULL; /* ditto */
number_info = NULL; /* ditto */
return TRUE;
}
}
/* default behavior is to let the terminal widget deal with it */
if (button_press_event)
return button_press_event (widget, event);
return FALSE;
}
/**
* terminal_screen_get_current_dir:
* @screen:
*
* Tries to determine the current working directory of the foreground process
* in @screen's PTY, falling back to the current working directory of the
* primary child.
*
* Returns: a newly allocated string containing the current working directory,
* or %NULL on failure
*/
char *
terminal_screen_get_current_dir (TerminalScreen *screen)
{
const char *uri;
uri = vte_terminal_get_current_directory_uri (VTE_TERMINAL (screen));
if (uri != NULL)
return g_filename_from_uri (uri, NULL, NULL);
if (screen->priv->initial_working_directory)
return g_strdup (screen->priv->initial_working_directory);
return NULL;
}
static void
terminal_screen_window_title_changed (VteTerminal *vte_terminal,
TerminalScreen *screen)
{
g_object_notify (G_OBJECT (screen), "title");
}
static void
terminal_screen_icon_title_changed (VteTerminal *vte_terminal,
TerminalScreen *screen)
{
g_object_notify (G_OBJECT (screen), "icon-title");
g_object_notify (G_OBJECT (screen), "icon-title-set");
}
static void
terminal_screen_child_exited (VteTerminal *terminal,
int status)
{
TerminalScreen *screen = TERMINAL_SCREEN (terminal);
TerminalScreenPrivate *priv = screen->priv;
TerminalExitAction action;
/* No need to chain up to VteTerminalClass::child_exited since it's NULL */
_terminal_debug_print (TERMINAL_DEBUG_PROCESSES,
"[screen %p] child process exited\n",
screen);
priv->child_pid = -1;
action = g_settings_get_enum (priv->profile, TERMINAL_PROFILE_EXIT_ACTION_KEY);
switch (action)
{
case TERMINAL_EXIT_CLOSE:
g_signal_emit (screen, signals[CLOSE_SCREEN], 0);
break;
case TERMINAL_EXIT_RESTART:
_terminal_screen_launch_child_on_idle (screen);
break;
case TERMINAL_EXIT_HOLD: {
GtkWidget *info_bar;
info_bar = terminal_info_bar_new (GTK_MESSAGE_INFO,
_("_Relaunch"), RESPONSE_RELAUNCH,
NULL);
if (WIFEXITED (status)) {
terminal_info_bar_format_text (TERMINAL_INFO_BAR (info_bar),
_("The child process exited normally with status %d."), WEXITSTATUS (status));
} else if (WIFSIGNALED (status)) {
terminal_info_bar_format_text (TERMINAL_INFO_BAR (info_bar),
_("The child process was aborted by signal %d."), WTERMSIG (status));
} else {
terminal_info_bar_format_text (TERMINAL_INFO_BAR (info_bar),
_("The child process was aborted."));
}
g_signal_connect (info_bar, "response",
G_CALLBACK (info_bar_response_cb), screen);
gtk_widget_set_halign (info_bar, GTK_ALIGN_FILL);
gtk_widget_set_valign (info_bar, GTK_ALIGN_START);
gtk_overlay_add_overlay (GTK_OVERLAY (terminal_screen_container_get_from_screen (screen)),
info_bar);
gtk_info_bar_set_default_response (GTK_INFO_BAR (info_bar), RESPONSE_RELAUNCH);
gtk_widget_show (info_bar);
break;
}
default:
break;
}
}
static void
terminal_screen_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint timestamp)
{
TerminalScreen *screen = TERMINAL_SCREEN (widget);
TerminalScreenPrivate *priv = screen->priv;
const guchar *selection_data_data;
GdkAtom selection_data_target;
gint selection_data_length, selection_data_format;
selection_data_data = gtk_selection_data_get_data (selection_data);
selection_data_target = gtk_selection_data_get_target (selection_data);
selection_data_length = gtk_selection_data_get_length (selection_data);
selection_data_format = gtk_selection_data_get_format (selection_data);
#if 0
{
GList *tmp;
g_print ("info: %d\n", info);
tmp = context->targets;
while (tmp != NULL)
{
GdkAtom atom = GDK_POINTER_TO_ATOM (tmp->data);
g_print ("Target: %s\n", gdk_atom_name (atom));
tmp = tmp->next;
}
g_print ("Chosen target: %s\n", gdk_atom_name (selection_data->target));
}
#endif
if (gtk_targets_include_uri (&selection_data_target, 1))
{
gs_strfreev char **uris;
gs_free char *text = NULL;
gsize len;
uris = gtk_selection_data_get_uris (selection_data);
if (!uris)
return;
terminal_util_transform_uris_to_quoted_fuse_paths (uris);
text = terminal_util_concat_uris (uris, &len);
vte_terminal_feed_child (VTE_TERMINAL (screen), text, len);
}
else if (gtk_targets_include_text (&selection_data_target, 1))
{
gs_free char *text;
text = (char *) gtk_selection_data_get_text (selection_data);
if (text && text[0])
vte_terminal_feed_child (VTE_TERMINAL (screen), text, strlen (text));
}
else switch (info)
{
case TARGET_COLOR:
{
guint16 *data = (guint16 *)selection_data_data;
GdkRGBA color;
/* We accept drops with the wrong format, since the KDE color
* chooser incorrectly drops application/x-color with format 8.
* So just check for the data length.
*/
if (selection_data_length != 8)
return;
color.red = (double) data[0] / 65535.;
color.green = (double) data[1] / 65535.;
color.blue = (double) data[2] / 65535.;
color.alpha = 1.;
/* FIXME: use opacity from data[3] */
terminal_g_settings_set_rgba (priv->profile,
TERMINAL_PROFILE_BACKGROUND_COLOR_KEY,
&color);
g_settings_set_boolean (priv->profile, TERMINAL_PROFILE_USE_THEME_COLORS_KEY, FALSE);
}
break;
case TARGET_MOZ_URL:
{
char *utf8_data, *newline, *text;
char *uris[2];
gsize len;
/* MOZ_URL is in UCS-2 but in format 8. BROKEN!
*
* The data contains the URL, a \n, then the
* title of the web page.
*/
if (selection_data_format != 8 ||
selection_data_length == 0 ||
(selection_data_length % 2) != 0)
return;
utf8_data = g_utf16_to_utf8 ((const gunichar2*) selection_data_data,
selection_data_length / 2,
NULL, NULL, NULL);
if (!utf8_data)
return;
newline = strchr (utf8_data, '\n');
if (newline)
*newline = '\0';
uris[0] = utf8_data;
uris[1] = NULL;
terminal_util_transform_uris_to_quoted_fuse_paths (uris); /* This may replace uris[0] */
text = terminal_util_concat_uris (uris, &len);
vte_terminal_feed_child (VTE_TERMINAL (screen), text, len);
g_free (text);
g_free (uris[0]);
}
break;
case TARGET_NETSCAPE_URL:
{
char *utf8_data, *newline, *text;
char *uris[2];
gsize len;
/* The data contains the URL, a \n, then the
* title of the web page.
*/
if (selection_data_length < 0 || selection_data_format != 8)
return;
utf8_data = g_strndup ((char *) selection_data_data, selection_data_length);
newline = strchr (utf8_data, '\n');
if (newline)
*newline = '\0';
uris[0] = utf8_data;
uris[1] = NULL;
terminal_util_transform_uris_to_quoted_fuse_paths (uris); /* This may replace uris[0] */
text = terminal_util_concat_uris (uris, &len);
vte_terminal_feed_child (VTE_TERMINAL (screen), text, len);
g_free (text);
g_free (uris[0]);
}
break;
case TARGET_RESET_BG:
g_settings_reset (priv->profile, TERMINAL_PROFILE_BACKGROUND_COLOR_KEY);
break;
case TARGET_TAB:
{
GtkWidget *container;
TerminalScreen *moving_screen;
TerminalWindow *source_window;
TerminalWindow *dest_window;
container = *(GtkWidget**) selection_data_data;
if (!GTK_IS_WIDGET (container))
return;
moving_screen = terminal_screen_container_get_screen (TERMINAL_SCREEN_CONTAINER (container));
g_warn_if_fail (TERMINAL_IS_SCREEN (moving_screen));
if (!TERMINAL_IS_SCREEN (moving_screen))
return;
source_window = terminal_screen_get_window (moving_screen);
dest_window = terminal_screen_get_window (screen);
terminal_window_move_screen (source_window, dest_window, moving_screen, -1);
gtk_drag_finish (context, TRUE, TRUE, timestamp);
}
break;
default:
g_assert_not_reached ();
}
}
void
_terminal_screen_update_scrollbar (TerminalScreen *screen)
{
TerminalScreenPrivate *priv = screen->priv;
TerminalScreenContainer *container;
GtkPolicyType vpolicy;
container = terminal_screen_container_get_from_screen (screen);
if (container == NULL)
return;
vpolicy = g_settings_get_enum (priv->profile, TERMINAL_PROFILE_SCROLLBAR_POLICY_KEY);
terminal_screen_container_set_policy (container, GTK_POLICY_NEVER, vpolicy);
}
void
terminal_screen_get_size (TerminalScreen *screen,
int *width_chars,
int *height_chars)
{
VteTerminal *terminal = VTE_TERMINAL (screen);
*width_chars = vte_terminal_get_column_count (terminal);
*height_chars = vte_terminal_get_row_count (terminal);
}
void
terminal_screen_get_cell_size (TerminalScreen *screen,
int *cell_width_pixels,
int *cell_height_pixels)
{
VteTerminal *terminal = VTE_TERMINAL (screen);
*cell_width_pixels = vte_terminal_get_char_width (terminal);
*cell_height_pixels = vte_terminal_get_char_height (terminal);
}
static char*
terminal_screen_check_hyperlink (TerminalScreen *screen,
GdkEvent *event)
{
return vte_terminal_hyperlink_check_event (VTE_TERMINAL (screen), event);
}
static char*
terminal_screen_check_match (TerminalScreen *screen,
GdkEvent *event,
int *flavor)
{
TerminalScreenPrivate *priv = screen->priv;
GSList *tags;
int tag;
char *match;
match = vte_terminal_match_check_event (VTE_TERMINAL (screen), event, &tag);
for (tags = priv->match_tags; tags != NULL; tags = tags->next)
{
TagData *tag_data = (TagData*) tags->data;
if (tag_data->tag == tag)
{
if (flavor)
*flavor = tag_data->flavor;
return match;
}
}
g_free (match);
return NULL;
}
static void
terminal_screen_check_extra (TerminalScreen *screen,
GdkEvent *event,
char **number_info)
{
guint i;
char **matches;
gboolean flavor_number_found = FALSE;
matches = g_newa (char *, n_extra_regexes);
memset(matches, 0, sizeof(char*) * n_extra_regexes);
if (
vte_terminal_event_check_regex_simple (VTE_TERMINAL (screen),
event,
extra_regexes,
n_extra_regexes,
0,
matches))
{
for (i = 0; i < n_extra_regexes; i++)
{
if (matches[i] != NULL)
{
/* Store the first match for each flavor, free all the others */
switch (extra_regex_flavors[i])
{
case FLAVOR_NUMBER:
if (!flavor_number_found)
{
*number_info = terminal_util_number_info (matches[i]);
flavor_number_found = TRUE;
}
g_free (matches[i]);
break;
default:
g_free (matches[i]);
}
}
}
}
}
/**
* terminal_screen_has_foreground_process:
* @screen:
* @process_name: (out) (allow-none): the basename of the program, or %NULL
* @cmdline: (out) (allow-none): the full command line, or %NULL
*
* Checks whether there's a foreground process running in
* this terminal.
*
* Returns: %TRUE iff there's a foreground process running in @screen
*/
gboolean
terminal_screen_has_foreground_process (TerminalScreen *screen,
char **process_name,
char **cmdline)
{
TerminalScreenPrivate *priv = screen->priv;
gs_free char *command = NULL;
gs_free char *data_buf = NULL;
gs_free char *basename = NULL;
gs_free char *name = NULL;
VtePty *pty;
int fd;
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
int mib[4];
#else
char filename[64];
#endif
char *data;
gsize i;
gsize len;
int fgpid;
if (priv->child_pid == -1)
return FALSE;
pty = vte_terminal_get_pty (VTE_TERMINAL (screen));
if (pty == NULL)
return FALSE;
fd = vte_pty_get_fd (pty);
if (fd == -1)
return FALSE;
fgpid = tcgetpgrp (fd);
if (fgpid == -1 || fgpid == priv->child_pid)
return FALSE;
#if defined(__FreeBSD__) || defined(__DragonFly__)
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_ARGS;
mib[3] = fgpid;
if (sysctl (mib, G_N_ELEMENTS (mib), NULL, &len, NULL, 0) == -1)
return TRUE;
data_buf = g_malloc0 (len);
if (sysctl (mib, G_N_ELEMENTS (mib), data_buf, &len, NULL, 0) == -1)
return TRUE;
data = data_buf;
#elif defined(__OpenBSD__)
mib[0] = CTL_KERN;
mib[1] = KERN_PROC_ARGS;
mib[2] = fgpid;
mib[3] = KERN_PROC_ARGV;
if (sysctl (mib, G_N_ELEMENTS (mib), NULL, &len, NULL, 0) == -1)
return TRUE;
data_buf = g_malloc0 (len);
if (sysctl (mib, G_N_ELEMENTS (mib), data_buf, &len, NULL, 0) == -1)
return TRUE;
data = ((char**)data_buf)[0];
#else
g_snprintf (filename, sizeof (filename), "/proc/%d/cmdline", fgpid);
if (!g_file_get_contents (filename, &data_buf, &len, NULL))
return TRUE;
data = data_buf;
#endif
basename = g_path_get_basename (data);
if (!basename)
return TRUE;
name = g_filename_to_utf8 (basename, -1, NULL, NULL, NULL);
if (!name)
return TRUE;
if (!process_name && !cmdline)
return TRUE;
if (process_name)
gs_transfer_out_value (process_name, &name);
if (len > 0 && data[len - 1] == '\0')
len--;
for (i = 0; i < len; i++)
{
if (data[i] == '\0')
data[i] = ' ';
}
command = g_filename_to_utf8 (data, -1, NULL, NULL, NULL);
if (!command)
return TRUE;
if (cmdline)
gs_transfer_out_value (cmdline, &command);
return TRUE;
}
const char *
terminal_screen_get_uuid (TerminalScreen *screen)
{
g_return_val_if_fail (TERMINAL_IS_SCREEN (screen), NULL);
return screen->priv->uuid;
}