diff options
Diffstat (limited to 'gui/modules/keymouselistener.c')
| -rw-r--r-- | gui/modules/keymouselistener.c | 1010 |
1 files changed, 0 insertions, 1010 deletions
diff --git a/gui/modules/keymouselistener.c b/gui/modules/keymouselistener.c deleted file mode 100644 index 759034df..00000000 --- a/gui/modules/keymouselistener.c +++ /dev/null @@ -1,1010 +0,0 @@ -/* GDM - The Gnome Display Manager - * Copyright (C) 1999, 2000 Martin K. Petersen <mkp@mkp.net> - * - * This file Copyright (c) 2003 Sun Microsystems Inc. - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "config.h" - -#include <stdio.h> -#include <stdlib.h> -#include <ctype.h> -#include <string.h> -#include <syslog.h> - -#include <X11/Xlib.h> -#include <X11/Xutil.h> -#include <X11/keysym.h> - -#include <glib.h> -#include <gmodule.h> -#include <gdk/gdk.h> -#include <gdk/gdkx.h> -#include <gtk/gtk.h> -#include <glib/gi18n.h> - -#ifdef HAVE_XINPUT -#include <X11/extensions/XInput.h> -#endif - -/* - * Note that CONFIGFILE will have to be moved to somewhere more generic - * if this module is ever moved outside of gdm. - */ -#define CONFIGFILE GDMCONFDIR "/modules/AccessKeyMouseEvents" -#define iseol(ch) ((ch) == '\r' || (ch) == '\f' || (ch) == '\0' || \ - (ch) == '\n') - -#define N_INPUT_TYPES 40 - -typedef enum -{ - GESTURE_TYPE_KEY = 1 << 0, - GESTURE_TYPE_MOUSE = 1 << 1, - GESTURE_TYPE_BUTTON = 1 << 2 -} GestureType; - -typedef enum { - XINPUT_TYPE_MOTION = 0, - XINPUT_TYPE_BUTTON_PRESS = 1, - XINPUT_TYPE_BUTTON_RELEASE = 2, - XINPUT_TYPE_KEY_PRESS = 3, - XINPUT_TYPE_KEY_RELEASE = 4 -} XInputEventType; - -typedef struct { - guint keysym; - GdkModifierType state; - guint keycode; -} Key; - -typedef struct { - guint number; - GdkModifierType state; -} Button; - -union Input { - Key key; - Button button; -}; - -typedef struct { - GestureType type; - union Input input; - char *gesture_str; - GSList *actions; - guint n_times; - guint duration; - guint timeout; - gint start_time; - gint seq_count; -} Gesture; - -static int xinput_types[N_INPUT_TYPES]; - -extern char **environ; - -static gboolean debug_gestures = FALSE; -static GSList *gesture_list = NULL; -static int lineno = 0; - -static gchar * screen_exec_display_string (GdkScreen *screen, const char *old); -static void create_event_watcher (void); -static void load_gestures(gchar *path); -static gchar ** get_exec_environment (XEvent *xevent); -static Gesture * parse_line(gchar *buf); -static GdkFilterReturn gestures_filter (GdkXEvent *gdk_xevent, GdkEvent *event, gpointer data); -static gint is_mouseX (const gchar *string); -static gint is_switchX (const gchar *string); - -#define gesture_list_get_matches(a, b, c) (g_slist_find_custom (a, b, c)) - -static void -free_gesture (Gesture *gesture) -{ - if (gesture == NULL) - return; - - g_slist_foreach (gesture->actions, (GFunc)g_free, NULL); - g_slist_free (gesture->actions); - g_free (gesture->gesture_str); - g_free (gesture); -} - -static gchar * -screen_exec_display_string (GdkScreen *screen, const char *old) -{ - GString *str; - const gchar *old_display; - gchar *retval; - gchar *p; - - g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL); - - old_display = gdk_display_get_name (gdk_screen_get_display (screen)); - - str = g_string_new ("DISPLAY="); - g_string_append (str, old_display); - - p = strrchr (str->str, '.'); - if (p && p > strchr (str->str, ':')) - g_string_truncate (str, p - str->str); - - g_string_append_printf (str, ".%d", gdk_screen_get_number (screen)); - - retval = str->str; - - g_string_free (str, FALSE); - - return retval; -} - -static void -init_xinput (GdkDisplay *display, GdkWindow *root) -{ -#ifdef HAVE_XINPUT - XEventClass event_list[40]; - int i, j, number = 0, num_devices; - XDeviceInfo *devices = NULL; - XDevice *device = NULL; - - devices = XListInputDevices (GDK_DISPLAY_XDISPLAY (display), - &num_devices); - - if (debug_gestures) - syslog (LOG_WARNING, "checking %d input devices...", num_devices); - - for (i=0; i < num_devices; i++) { - if (devices[i].use == IsXExtensionDevice) - { - device = XOpenDevice (GDK_DISPLAY_XDISPLAY (display), - devices[i].id); - - for (j=0; j < device->num_classes && number < 39; j++) { - - switch (device->classes[j].input_class) - { - case KeyClass: - DeviceKeyPress (device, - xinput_types[XINPUT_TYPE_KEY_PRESS], - event_list[number]); - number++; - DeviceKeyRelease (device, - xinput_types[XINPUT_TYPE_KEY_RELEASE], - event_list[number]); - number++; - break; - case ButtonClass: - DeviceButtonPress (device, - xinput_types[XINPUT_TYPE_BUTTON_PRESS], - event_list[number]); - number++; - DeviceButtonRelease (device, - xinput_types[XINPUT_TYPE_BUTTON_RELEASE], - event_list[number]); - number++; - break; - case ValuatorClass: - DeviceMotionNotify (device, - xinput_types[XINPUT_TYPE_MOTION], - event_list[number]); - number++; - } - } - } - } - - if (debug_gestures) - syslog (LOG_WARNING, "%d event types available", number); - - if (XSelectExtensionEvent(GDK_WINDOW_XDISPLAY (root), - GDK_WINDOW_XWINDOW (root), - event_list, number)) { - if (debug_gestures) - syslog (LOG_WARNING, - "Can't select input device events!"); - } -#endif -} - -static void create_event_watcher (void) -{ - GdkDisplay *display; - - display = gdk_display_get_default(); - if (!display) - return; - - load_gestures(CONFIGFILE); - - init_xinput (display, gdk_screen_get_root_window ( - gdk_display_get_default_screen (display))); - - gdk_window_add_filter (NULL, gestures_filter, NULL); - - return; -} - - -static void -load_gestures(gchar *path) -{ - FILE *fp; - Gesture *tmp_gesture; - gchar buf[1024]; - - fp = fopen (path, "r"); - if (fp == NULL) { - /* TODO - I18n */ - if (debug_gestures) - syslog (LOG_WARNING, _("Cannot open gestures file: %s"), - path); - return; - } - - while (fgets (buf, sizeof (buf), fp) != NULL) { - - tmp_gesture = (Gesture *)parse_line(buf); - if (tmp_gesture) { - - /* Is the key already associated with an existing - gesture? */ - if (strcmp (tmp_gesture->gesture_str, "<Add>") == 0) { - - /* Add another action to the last gesture */ - Gesture *last_gesture; - GSList *last_item = g_slist_last (gesture_list); - - /* If there is no last_item to add onto ignore - the entry */ - if (last_item) { - last_gesture = (Gesture *) - last_item->data; - - /* Add the action to the last gesture's - actions list */ - last_gesture->actions = - g_slist_append (last_gesture->actions, - g_strdup ((gchar *)tmp_gesture->actions->data)); - } - free_gesture (tmp_gesture); - - /* We must be able to deal with multiple - unambiguous gestures attached to one - switch/button */ - } else { - gesture_list = g_slist_append (gesture_list, - tmp_gesture); - } - } - } - fclose (fp); -} - - -/** - * get_exec_environment: - * - * Description: Modifies the current program environment to - * ensure that $DISPLAY is set such that a launched application - * inheriting this environment would appear on screen. - * - * Returns: a newly-allocated %NULL-terminated array of strings or - * %NULL on error. Use g_strfreev() to free it. - * - * mainly ripped from egg_screen_exec_display_string in - * gnome-panel/egg-screen-exec.c - **/ -static gchar ** -get_exec_environment (XEvent *xevent) -{ - gchar **retval = NULL; - gint i; - gint display_index = -1; - - GdkScreen *screen = NULL; - GdkWindow *window = gdk_xid_table_lookup (xevent->xkey.root); - - if (window) - screen = gdk_drawable_get_screen (GDK_DRAWABLE (window)); - - /* TODO: revisit this fallback, it's suspect since Xi events might not - have xkey.root set */ - - else - screen = gdk_display_get_default_screen (gdk_display_get_default ()); - - g_assert (GDK_IS_SCREEN (screen)); - - for (i=0; environ [i]; i++) - if (!strncmp (environ [i], "DISPLAY", 7)) - display_index = i; - - if (display_index == -1) - display_index = i++; - - retval = g_new0 (char *, i + 1); - - for (i=0; environ [i]; i++) { - if (i == display_index) - retval [i] = screen_exec_display_string (screen, - environ[i]); - else - retval [i] = g_strdup (environ [i]); - } - - retval [i] = NULL; - - return retval; -} - -static Gesture * -parse_line (gchar *buf) -{ - static GdkDisplay *display = NULL; - Gesture *tmp_gesture = NULL; - gchar *keystring; - gchar *keyservice; - gint button = 0; - - if (!display) { - if ((display = gdk_display_get_default()) == NULL) - return NULL; - } - lineno++; - - if ((*buf == '#') || (iseol(*buf)) || (buf == NULL)) - return NULL; - - /* Find the key name */ - keystring = strtok (buf, " \t\n\r\f"); - if (keystring == NULL) { - /* TODO - Error messages */ - return NULL; - } - - tmp_gesture = g_new0 (Gesture, 1); - tmp_gesture->gesture_str = g_strdup (keystring); - - if (strcmp (tmp_gesture->gesture_str, "<Add>") != 0) { - guint n, duration, timeout; - gchar *tmp_string; - - tmp_gesture->start_time = 0; - tmp_gesture->seq_count = 0; - - button = is_mouseX (tmp_gesture->gesture_str); - if (button > 0) { - tmp_gesture->type = GESTURE_TYPE_MOUSE; - tmp_gesture->input.button.number = button; - } else if ((button = is_switchX (tmp_gesture->gesture_str)) == TRUE) { - tmp_gesture->type = GESTURE_TYPE_BUTTON; - tmp_gesture->input.button.number = button; - } else { - tmp_gesture->type = GESTURE_TYPE_KEY; - gtk_accelerator_parse (tmp_gesture->gesture_str, - &(tmp_gesture->input.key.keysym), - &(tmp_gesture->input.key.state)); - if (tmp_gesture->input.key.keysym == 0 && - tmp_gesture->input.key.state == 0) { - /* TODO - Error messages here */ - free_gesture (tmp_gesture); - return NULL; - } - tmp_gesture->input.key.keycode = - XKeysymToKeycode (GDK_DISPLAY_XDISPLAY (display), - tmp_gesture->input.key.keysym); - } - - if (tmp_gesture->type == 0) { - /* TODO - Error messages here */ - free_gesture (tmp_gesture); - return NULL; - } - /* [TODO] Need to clean up here. */ - - /* Find the repetition number */ - tmp_string = strtok (NULL, " \t\n\r\f"); - if (tmp_string == NULL) { - /* TODO - Error messages */ - free_gesture (tmp_gesture); - return NULL; - } - - /* TODO - the above doesn't check for the string to - be all digits */ - if ((n=atoi (tmp_string)) <= 0) { - /* Add an error message */ - free_gesture (tmp_gesture); - return NULL; - } - tmp_gesture->n_times = n; - - /* - * Find the key press duration (in ms) - */ - tmp_string = strtok (NULL, " \t\n\r\f"); - if (tmp_string == NULL) { - /* TODO - Error messages */ - free_gesture (tmp_gesture); - return NULL; - } - /* TODO - the above doesn't check for the string to - be all digits */ - - duration = atoi (tmp_string); - if (duration < 0) { - /* Add an error message */ - free_gesture (tmp_gesture); - return NULL; - } - tmp_gesture->duration = duration; - - /* - * Find the timeout duration (in ms). Timeout value is the - * time within which consecutive keypress actions must be - * performed by the user before the sequence is discarded. - */ - tmp_string = strtok (NULL, " \t\n\r\f"); - if (tmp_string == NULL) { - /* TODO - Error messages */ - free_gesture (tmp_gesture); - return NULL; - } - - /* - * A gesture with an n_times value greater than 1 and a - * non-positive timeout can never be triggered, so do not - * accept such gestures. The value of timeout is not used - * if n_times is 1, so don't bother setting the timeout in - * this case. - */ - tmp_gesture->timeout = 0; - if (tmp_gesture->n_times > 1) { - if ((timeout=atoi (tmp_string)) <= 0) { - /* Add an error message */; - free_gesture (tmp_gesture); - return NULL; - } - tmp_gesture->timeout = timeout; - } - } - - /* - * Find service. Permit blank space so arguments can be supplied. - */ - keyservice = strtok (NULL, "\n\r\f"); - if (keyservice == NULL) { - /* TODO - Error messages */ - free_gesture (tmp_gesture); - return NULL; - } - /* skip over initial whitespace */ - while (*keyservice && isspace (*keyservice)) - keyservice++; - - tmp_gesture->actions = g_slist_append(tmp_gesture->actions, - g_strdup(keyservice)); - - if (debug_gestures) - syslog (LOG_WARNING, "gesture parsed for %s button %d", - (tmp_gesture->type == GESTURE_TYPE_MOUSE) ? "mouse" : - ((tmp_gesture->type == GESTURE_TYPE_BUTTON) ? "switch" : - "key"), tmp_gesture->input.button.number); - - return tmp_gesture; -} - -/* - * These modifiers are ignored because they make no sense. - * .eg <NumLock>x - * - * FIXME: [sadly, NumLock isn't always mapped to the same modifier, so the logic - * below is faulty - bill] - */ -#define IGNORED_MODS (GDK_LOCK_MASK | GDK_MOD2_MASK | GDK_MOD3_MASK) -#define USED_MODS (GDK_SHIFT_MASK | GDK_CONTROL_MASK | GDK_MOD1_MASK | \ - GDK_MOD4_MASK | GDK_MOD5_MASK) - -static gboolean -change_cursor_back (gpointer data) -{ - GdkCursor *cursor = gdk_cursor_new (GDK_LEFT_PTR); - gdk_window_set_cursor (gdk_get_default_root_window (), cursor); - gdk_cursor_unref (cursor); - - return FALSE; -} - -static gint -event_time (XEvent *ev) -{ - if ((ev->type == KeyPress) || - (ev->type == KeyRelease)) - return ((XKeyEvent *) ev)->time; - else if ((ev->type == ButtonPress) || - (ev->type == ButtonRelease)) - return ((XButtonEvent *) ev)->time; - else if ((ev->type == xinput_types[XINPUT_TYPE_KEY_PRESS]) || - (ev->type == xinput_types[XINPUT_TYPE_KEY_RELEASE])) - return ((XDeviceKeyEvent *) ev)->time; - else if ((ev->type == xinput_types[XINPUT_TYPE_BUTTON_PRESS]) || - (ev->type == xinput_types[XINPUT_TYPE_BUTTON_RELEASE])) - return ((XDeviceButtonEvent *) ev)->time; - else - return 0; -} - -static gint -elapsed_time (XEvent *ev1, XEvent *ev2) -{ - return event_time (ev2) - event_time (ev1); -} - -static gboolean -keycodes_equal (XEvent *ev1, XEvent *ev2) -{ - if (ev1->type == ev2->type) - { - if (ev1->type == KeyPress || ev1->type == KeyRelease) - { - return (((XKeyEvent *) ev1)->keycode == ((XKeyEvent *) ev2)->keycode); - } - else if (ev1->type == xinput_types[XINPUT_TYPE_KEY_PRESS] || - ev1->type == xinput_types[XINPUT_TYPE_KEY_RELEASE]) - { - return (((XDeviceKeyEvent *) ev1)->keycode == ((XDeviceKeyEvent *) ev2)->keycode); - } - } - return FALSE; -} - -static gint -key_gesture_compare_func (gconstpointer a, gconstpointer b) -{ - const Gesture *gesture = a; - const XEvent *xev = b; - - if (gesture->type == GESTURE_TYPE_KEY) - { - if (((xev->type == KeyPress) || (xev->type == KeyRelease)) && - (xev->xkey.keycode == gesture->input.key.keycode) && - ((xev->xkey.state & USED_MODS) == gesture->input.key.state)) - return 0; - else if (((xev->type == xinput_types[XINPUT_TYPE_KEY_PRESS]) || - (xev->type == xinput_types[XINPUT_TYPE_KEY_RELEASE])) && - (xev->xkey.keycode == gesture->input.key.keycode) && - ((xev->xkey.state & USED_MODS) == gesture->input.key.state)) - return 0; - else - return 1; - } - else if ((gesture->type == GESTURE_TYPE_MOUSE) && - ((xev->type == ButtonPress) || (xev->type == ButtonRelease)) && - (xev->xbutton.button == gesture->input.button.number)) - return 0; - else if ((gesture->type == GESTURE_TYPE_BUTTON) && - ((xev->type == xinput_types[XINPUT_TYPE_BUTTON_PRESS]) || - (xev->type == xinput_types[XINPUT_TYPE_BUTTON_RELEASE])) && - ((XDeviceButtonEvent *) xev)->button == gesture->input.button.number) - return 0; - else - return 1; -} - -#define event_is_gesture_type(xevent) (xevent->type == KeyPress ||\ - xevent->type == KeyRelease ||\ - xevent->type == ButtonPress ||\ - xevent->type == ButtonRelease ||\ - xevent->type == xinput_types[XINPUT_TYPE_KEY_PRESS] ||\ - xevent->type == xinput_types[XINPUT_TYPE_KEY_RELEASE] ||\ - xevent->type == xinput_types[XINPUT_TYPE_BUTTON_PRESS] ||\ - xevent->type == xinput_types[XINPUT_TYPE_BUTTON_RELEASE]) - -static GdkFilterReturn -gestures_filter (GdkXEvent *gdk_xevent, - GdkEvent *event, - gpointer data) -{ - XEvent *xevent = (XEvent *)gdk_xevent; - GSList *li, *act_li; - Gesture *curr_gesture = NULL; - XID xinput_device = None; - - static XEvent *last_event = NULL; - static gint seq_count = 0; - - if (!event_is_gesture_type (xevent)) - return GDK_FILTER_CONTINUE; - - if (!last_event) - last_event = g_new0(XEvent, 1); - - if ((xevent->type == KeyPress) || - (xevent->type == xinput_types[XINPUT_TYPE_KEY_PRESS])) - { - - if (debug_gestures) - syslog (LOG_WARNING, "key press"); - - if (last_event->type == KeyPress && - last_event->xkey.keycode == xevent->xkey.keycode) { - /* these come from auto key-repeat */ - - if (debug_gestures) - syslog (LOG_WARNING, "rejecting repeat"); - - return GDK_FILTER_CONTINUE; - } - - if (seq_count > 0 && - last_event->type != KeyRelease) { - - if (debug_gestures) - syslog (LOG_WARNING, - "last event wasn't a release, resetting seq"); - seq_count = 0; - } - else if (seq_count > 0 && - keycodes_equal (last_event, xevent)) { - - if (debug_gestures) - syslog (LOG_WARNING, - "keycode doesn't match last event, resetting seq"); - seq_count = 0; - } - - /* Find the associated gesture for this keycode & state */ - li = gesture_list_get_matches (gesture_list, xevent, - key_gesture_compare_func); - - if (li) { - curr_gesture = li->data; - if (debug_gestures) - syslog (LOG_WARNING, - "found a press match [%s]", - curr_gesture->gesture_str); - - /* xevent time values are in milliseconds. */ - /* The config file spec is in ms */ - if (curr_gesture->timeout > 0 && seq_count > 0 && - elapsed_time (last_event, xevent) > - curr_gesture->timeout) { - - if (debug_gestures) - syslog (LOG_WARNING, - "timeout exceeded: reset seq and gesture"); - - /* The timeout has been exceeded. - Reset the sequence. */ - seq_count = 0; - curr_gesture = NULL; - } - } - } - else if ((xevent->type == KeyRelease) || - (xevent->type == xinput_types[XINPUT_TYPE_KEY_RELEASE])) - { - if (debug_gestures) - syslog (LOG_WARNING, "key release"); - - if (seq_count > 0 && - ((last_event->type != KeyPress && - last_event->type != xinput_types[XINPUT_TYPE_KEY_PRESS]) || - ! keycodes_equal (last_event, xevent))) { - - if (debug_gestures) - syslog (LOG_WARNING, - "either last event not a keypress, or keycodes don't match. Resetting seq."); - - seq_count = 0; - } - - /* - * Find the associated gesture for this keycode & state - * - * Note that here we check the state against the last_event, - * otherwise key gestures based on modifier keys such as - * Control_R won't work. - */ - li = gesture_list_get_matches (gesture_list, xevent, - key_gesture_compare_func); - - if (li) { - curr_gesture = li->data; - - if (debug_gestures) - syslog (LOG_WARNING, "found a release match [%s]", - curr_gesture->gesture_str); - - if ((curr_gesture->duration > 0) && - (elapsed_time (last_event, xevent) < curr_gesture->duration)) { - - seq_count = 0; - curr_gesture = NULL; - - if (debug_gestures) - syslog (LOG_WARNING, "setting current gesture to NULL"); - } else { - seq_count++; - - if (debug_gestures) - syslog (LOG_WARNING, "incrementing seq_count"); - } - } - } - else if ((xevent->type == ButtonPress) || - (xevent->type == xinput_types[XINPUT_TYPE_BUTTON_PRESS])) { - gint button = 0; - gint time = 0; - - if (xevent->type == ButtonPress) { - button = xevent->xbutton.button; - time = xevent->xbutton.time; - - if (debug_gestures) - syslog (LOG_WARNING, "button press: %d", button); - - if (seq_count > 0 && (last_event->type != ButtonRelease)) - seq_count = 0; - else if (seq_count > 0 && last_event->xbutton.button != button) { - seq_count = 0; - } - } -#ifdef HAVE_XINPUT - else { - button = ((XDeviceButtonEvent *) xevent)->button; - time = ((XDeviceButtonEvent *) xevent)->time; - if (debug_gestures) - syslog (LOG_WARNING, "xinput button press: %d", button); - if (seq_count > 0 && - last_event->type != xinput_types[XINPUT_TYPE_BUTTON_RELEASE]) { - seq_count = 0; - } - else if (seq_count > 0 && - ((XDeviceButtonEvent *) last_event)->button != button) { - seq_count = 0; - } - } -#endif - - /* - * Find the associated gesture for this button. - */ - li = gesture_list_get_matches (gesture_list, xevent, - key_gesture_compare_func); - if (li) { - if (debug_gestures) - syslog (LOG_WARNING, "found match for press"); - - curr_gesture = li->data; - - if (curr_gesture->timeout > 0 && seq_count > 0) { - - /* xevent time values are in milliseconds. */ - /* The config file spec is in ms */ - if (elapsed_time (last_event, xevent) > curr_gesture->timeout) { - - /* Timeout has elapsed. Reset the sequence. */ - seq_count = 0; - curr_gesture = NULL; - - if (debug_gestures) - syslog (LOG_WARNING, "gesture timed out."); - } - } - } - else if (debug_gestures) - syslog (LOG_WARNING, "no match for press %d", button); - } - else if ((xevent->type == ButtonRelease) || - (xevent->type == xinput_types[XINPUT_TYPE_BUTTON_RELEASE])) - { - gint button = 0; - gint time = 0; - - if (xevent->type == ButtonRelease) - { - button = xevent->xbutton.button; - time = xevent->xbutton.time; - if (seq_count > 0 && - (last_event->type != ButtonPress || - last_event->xbutton.button != button)) { - if (debug_gestures) - syslog (LOG_WARNING, - "resetting count to zero, based on failure to match last event."); - seq_count = 0; - } - } -#ifdef HAVE_XINPUT - else - { - button = ((XDeviceButtonEvent *)(xevent))->button; - time = ((XDeviceButtonEvent *)(xevent))->time; - xinput_device = ((XDeviceButtonEvent *)(xevent))->deviceid; - - if (seq_count > 0 && - (last_event->type != xinput_types[XINPUT_TYPE_BUTTON_PRESS] || - ((XDeviceButtonEvent *) last_event)->button != button)) { - - if (debug_gestures) - syslog (LOG_WARNING, - "resetting count to zero, based on failure to match last input event."); - - seq_count = 0; - } - } -#endif - - li = gesture_list_get_matches (gesture_list, xevent, - key_gesture_compare_func); - - if (li) { - if (debug_gestures) - syslog (LOG_WARNING, "found match for release"); - curr_gesture = li->data; - if ((curr_gesture->duration > 0) && - (elapsed_time (last_event, xevent) < curr_gesture->duration)) { - seq_count = 0; - curr_gesture = NULL; - if (debug_gestures) - syslog (LOG_WARNING, "insufficient duration."); - } else { - if (debug_gestures) - syslog (LOG_WARNING, "duration OK"); - seq_count++; - } - } - else if (debug_gestures) - syslog (LOG_WARNING, "no match for release - button %d", - button); - } - - /* - * Did this event complete any gesture sequences? - */ - last_event = memcpy (last_event, xevent, sizeof(XEvent)); - if (curr_gesture) { - if (seq_count != curr_gesture->n_times) { - - if (debug_gestures) - syslog (LOG_WARNING, - "waiting for %d more repetitions...", - curr_gesture->n_times - seq_count); - - return GDK_FILTER_CONTINUE; - } else { - gboolean retval; - gchar **argv = NULL; - gchar **envp = NULL; - - if (debug_gestures) - syslog (LOG_WARNING, "gesture complete!"); - - seq_count = 0; - for (act_li = curr_gesture->actions; - act_li != NULL; act_li = act_li->next) { - - gchar *action = (gchar *)act_li->data; - g_return_val_if_fail (action != NULL, GDK_FILTER_CONTINUE); - if (!g_shell_parse_argv (action, NULL, &argv, NULL)) - continue; - - envp = get_exec_environment (xevent); - - if (debug_gestures) - syslog (LOG_WARNING, "Action is %s", action); - - retval = g_spawn_async (NULL, - argv, - envp, - G_SPAWN_SEARCH_PATH, - NULL, - NULL, - NULL, - NULL); - - g_strfreev (argv); - g_strfreev (envp); - - if ( ! retval) { - GtkWidget *dialog = - gtk_message_dialog_new (NULL, 0, - GTK_MESSAGE_ERROR, - GTK_BUTTONS_OK, - _("Error while trying to run (%s)\n"\ - "which is linked to (%s)"), - action, - curr_gesture->gesture_str); - gtk_dialog_set_has_separator (GTK_DIALOG (dialog), - FALSE); - g_signal_connect (dialog, "response", - G_CALLBACK (gtk_widget_destroy), - NULL); - gtk_widget_show (dialog); - } else { - GdkCursor *cursor = gdk_cursor_new (GDK_WATCH); - gdk_window_set_cursor (gdk_get_default_root_window (), - cursor); - gdk_cursor_unref (cursor); - g_timeout_add (2000, - change_cursor_back, - NULL); - } - } - return GDK_FILTER_CONTINUE; - } - } - return GDK_FILTER_CONTINUE; -} - - -static gint -is_mouseX (const gchar *string) -{ - if ((string[0] == '<') && - (string[1] == 'm' || string[1] == 'M') && - (string[2] == 'o' || string[2] == 'O') && - (string[3] == 'u' || string[3] == 'U') && - (string[4] == 's' || string[4] == 'S') && - (string[5] == 'e' || string[5] == 'E') && - (isdigit(string[6]) && - (atoi(&string[6]) > 0) && - (atoi(&string[6]) < 6)) && - (string[7] == '>')) - return atoi(&string[6]); - else - return 0; -} - -static gint -is_switchX (const gchar *string) -{ - if ((string[0] == '<') && - (string[1] == 's' || string[1] == 'S') && - (string[2] == 'w' || string[2] == 'W') && - (string[3] == 'i' || string[3] == 'I') && - (string[4] == 't' || string[4] == 'T') && - (string[5] == 'c' || string[5] == 'C') && - (string[6] == 'h' || string[6] == 'H') && - (isdigit(string[7]) && - (atoi(&string[7]) > 0) && - (atoi(&string[7]) < 6)) && - (string[8] == '>')) - return atoi(&string[7]); - else - return 0; -} - -/* The init function for this gtk module */ -G_MODULE_EXPORT void gtk_module_init(int *argc, char* argv[]); - -void gtk_module_init(int *argc, char* argv[]) -{ - if (g_getenv ("GDM_DEBUG_GESTURES") != NULL) - debug_gestures = TRUE; - - if (debug_gestures) { - /* If not running under GDM, then need to openlog ourselves */ - if (g_getenv ("RUNNING_UNDER_GDM") == NULL) - openlog ("gesturelistener", LOG_PID, LOG_DAEMON); - - syslog (LOG_WARNING, "keymouselistener loaded."); - } - - create_event_watcher (); -} |