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Diffstat (limited to 'src/events.c')
| -rw-r--r-- | src/events.c | 1012 |
1 files changed, 0 insertions, 1012 deletions
diff --git a/src/events.c b/src/events.c deleted file mode 100644 index 37bfc01..0000000 --- a/src/events.c +++ /dev/null @@ -1,1012 +0,0 @@ -/* Ratpoison X events - * Copyright (C) 2000, 2001, 2002, 2003, 2004 Shawn Betts <sabetts@vcn.bc.ca> - * - * This file is part of ratpoison. - * - * ratpoison 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, or (at your option) - * any later version. - * - * ratpoison 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 software; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, - * Boston, MA 02111-1307 USA - */ - -#include <X11/X.h> -#include <X11/Xlib.h> -#include <X11/Xutil.h> -#include <X11/Xatom.h> -#include <X11/keysym.h> -#include <X11/Xmd.h> /* for CARD32. */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <strings.h> -#include <signal.h> -#include <errno.h> -#include <unistd.h> -#include <sys/time.h> -#include <sys/wait.h> - -#include "ratpoison.h" - -/* The event currently being processed. Mostly used in functions from - action.c which need to forward events to other windows. */ -XEvent rp_current_event; - -/* RAISED is non zero if a raised message should be used 0 for a map message. */ -void -show_rudeness_msg (rp_window *win, int raised) -{ - rp_group *g = groups_find_group_by_window (win); - rp_window_elem *elem = group_find_window (&g->mapped_windows, win); - if (g == rp_current_group) - { - if (win->transient) - marked_message_printf (0, 0, raised ? MESSAGE_RAISE_TRANSIENT:MESSAGE_MAP_TRANSIENT, - elem->number, window_name (win)); - else - marked_message_printf (0, 0, raised ? MESSAGE_RAISE_WINDOW:MESSAGE_MAP_WINDOW, - elem->number, window_name (win)); - } - else - { - if (win->transient) - marked_message_printf (0, 0, raised ? MESSAGE_RAISE_TRANSIENT_GROUP:MESSAGE_MAP_TRANSIENT_GROUP, - elem->number, window_name (win), g->name); - else - marked_message_printf (0, 0, raised ? MESSAGE_RAISE_WINDOW_GROUP:MESSAGE_MAP_WINDOW_GROUP, - elem->number, window_name (win), g->name); - } -} - -static void -new_window (XCreateWindowEvent *e) -{ - rp_window *win; - rp_screen *s; - - if (e->override_redirect) - return; - - win = find_window (e->window); - - /* In Xinerama mode, all windows have the same root, so check - * all Xinerama screens - */ - if (rp_have_xinerama) - { - /* New windows belong to the current screen */ - s = &screens[rp_current_screen]; - } - else - { - s = find_screen (e->parent); - } - if (is_rp_window_for_screen(e->window, s)) return; - - if (s && win == NULL - && e->window != s->key_window - && e->window != s->bar_window - && e->window != s->input_window - && e->window != s->frame_window - && e->window != s->help_window) - { - win = add_to_window_list (s, e->window); - update_window_information (win); - } -} - -static void -unmap_notify (XEvent *ev) -{ - rp_frame *frame; - rp_window *win; - - /* ignore SubstructureNotify unmaps. */ - if(ev->xunmap.event != ev->xunmap.window - && ev->xunmap.send_event != True) - return; - - /* FIXME: Should we only look in the mapped window list? */ - win = find_window_in_list (ev->xunmap.window, &rp_mapped_window); - - if (win == NULL) - return; - - switch (win->state) - { - case IconicState: - PRINT_DEBUG (("Withdrawing iconized window '%s'\n", window_name (win))); - if (ev->xunmap.send_event) withdraw_window (win); - break; - case NormalState: - PRINT_DEBUG (("Withdrawing normal window '%s'\n", window_name (win))); - /* If the window was inside a frame, fill the frame with another - window. */ - frame = find_windows_frame (win); - if (frame) - { - cleanup_frame (frame); - if (frame->number == win->scr->current_frame - && current_screen() == win->scr) - set_active_frame (frame, 0); - /* Since we may have switched windows, call the hook. */ - if (frame->win_number != EMPTY) - hook_run (&rp_switch_win_hook); - } - - withdraw_window (win); - break; - } - - update_window_names (win->scr, defaults.window_fmt); -} - -static void -map_request (XEvent *ev) -{ - rp_window *win; - - win = find_window (ev->xmap.window); - if (win == NULL) - { - PRINT_DEBUG (("Map request from an unknown window.\n")); - XMapWindow (dpy, ev->xmap.window); - return; - } - - PRINT_DEBUG (("Map request from a managed window\n")); - - switch (win->state) - { - case WithdrawnState: - if (unmanaged_window (win->w)) - { - PRINT_DEBUG (("Mapping Unmanaged Window\n")); - XMapWindow (dpy, win->w); - break; - } - else - { - PRINT_DEBUG (("Mapping Withdrawn Window\n")); - map_window (win); - break; - } - break; - case IconicState: - PRINT_DEBUG (("Mapping Iconic window\n")); - if (win->last_access == 0) - { - /* Depending on the rudeness level, actually map the - window. */ - if ((rp_honour_transient_map && win->transient) - || (rp_honour_normal_map && !win->transient)) - set_active_window (win); - } - else - { - /* Depending on the rudeness level, actually map the - window. */ - if ((rp_honour_transient_raise && win->transient) - || (rp_honour_normal_raise && !win->transient)) - set_active_window (win); - else - show_rudeness_msg (win, 1); - } - break; - } -} - -static void -destroy_window (XDestroyWindowEvent *ev) -{ - rp_window *win; - - win = find_window (ev->window); - if (win == NULL) return; - - ignore_badwindow++; - - /* If, somehow, the window is not withdrawn before it is destroyed, - perform the necessary steps to withdraw the window before it is - unmanaged. */ - if (win->state == IconicState) - { - PRINT_DEBUG (("Destroying Iconic Window (%s)\n", window_name (win))); - withdraw_window (win); - } - else if (win->state == NormalState) - { - rp_frame *frame; - - PRINT_DEBUG (("Destroying Normal Window (%s)\n", window_name (win))); - frame = find_windows_frame (win); - if (frame) - { - cleanup_frame (frame); - if (frame->number == win->scr->current_frame - && current_screen() == win->scr) - set_active_frame (frame, 0); - /* Since we may have switched windows, call the hook. */ - if (frame->win_number != EMPTY) - hook_run (&rp_switch_win_hook); - } - withdraw_window (win); - } - - /* Now that the window is guaranteed to be in the unmapped window - list, we can safely stop managing it. */ - unmanage (win); - ignore_badwindow--; -} - -static void -configure_request (XConfigureRequestEvent *e) -{ - XWindowChanges changes; - rp_window *win; - - win = find_window (e->window); - - if (win) - { - if (e->value_mask & CWStackMode) - { - if (e->detail == Above && win->state != WithdrawnState) - { - /* Depending on the rudeness level, actually map the - window. */ - if ((rp_honour_transient_raise && win->transient) - || (rp_honour_normal_raise && !win->transient)) - { - if (win->state == IconicState) - set_active_window (win); - else if (find_windows_frame (win)) - goto_window (win); - } - else if (current_window() != win) - { - show_rudeness_msg (win, 1); - } - - } - - PRINT_DEBUG(("request CWStackMode %d\n", e->detail)); - } - - PRINT_DEBUG (("'%s' window size: %d %d %d %d %d\n", window_name (win), - win->x, win->y, win->width, win->height, win->border)); - - /* Collect the changes to be granted. */ - if (e->value_mask & CWBorderWidth) - { - changes.border_width = e->border_width; - win->border = e->border_width; - PRINT_DEBUG(("request CWBorderWidth %d\n", e->border_width)); - } - - if (e->value_mask & CWWidth) - { - changes.width = e->width; - win->width = e->width; - PRINT_DEBUG(("request CWWidth %d\n", e->width)); - } - - if (e->value_mask & CWHeight) - { - changes.height = e->height; - win->height = e->height; - PRINT_DEBUG(("request CWHeight %d\n", e->height)); - } - - if (e->value_mask & CWX) - { - changes.x = e->x; - win->x = e->x; - PRINT_DEBUG(("request CWX %d\n", e->x)); - } - - if (e->value_mask & CWY) - { - changes.y = e->y; - win->y = e->y; - PRINT_DEBUG(("request CWY %d\n", e->y)); - } - - if (e->value_mask & (CWX|CWY|CWBorderWidth|CWWidth|CWHeight)) - { - /* Grant the request, then immediately maximize it. */ - XConfigureWindow (dpy, win->w, - e->value_mask & (CWX|CWY|CWBorderWidth|CWWidth|CWHeight), - &changes); - XSync(dpy, False); - if (win->state == NormalState) - maximize (win); - } - } - else - { - /* Its an unmanaged window, so give it what it wants. But don't - change the stack mode.*/ - if (e->value_mask & CWX) changes.x = e->x; - if (e->value_mask & CWY) changes.x = e->x; - if (e->value_mask & CWWidth) changes.x = e->x; - if (e->value_mask & CWHeight) changes.x = e->x; - if (e->value_mask & CWBorderWidth) changes.x = e->x; - XConfigureWindow (dpy, e->window, - e->value_mask & (CWX|CWY|CWBorderWidth|CWWidth|CWHeight), - &changes); - } -} - -static void -client_msg (XClientMessageEvent *ev) -{ - PRINT_DEBUG (("Received client message.\n")); - - if (ev->message_type == wm_change_state) - { - rp_window *win; - - PRINT_DEBUG (("WM_CHANGE_STATE\n")); - - win = find_window (ev->window); - if (win == NULL) return; - if (ev->format == 32 && ev->data.l[0] == IconicState) - { - /* FIXME: This means clients can hide themselves without the - user's intervention. This is bad, but Emacs is the only - program I know of that iconifies itself and this is - generally from the user pressing C-z. */ - PRINT_DEBUG (("Iconify Request.\n")); - if (win->state == NormalState) - { - rp_window *w = find_window_other(win->scr); - - if (w) - set_active_window (w); - else - blank_frame (screen_get_frame (win->scr, win->scr->current_frame)); - } - } - else - { - PRINT_ERROR (("Non-standard WM_CHANGE_STATE format\n")); - } - } -} - -static void -handle_key (KeySym ks, unsigned int mod, rp_screen *s) -{ - rp_action *key_action; - rp_keymap *map = find_keymap (defaults.top_kmap); - - if (map == NULL) - { - PRINT_ERROR (("Unable to find %s keymap\n", defaults.top_kmap)); - return; - } - - PRINT_DEBUG (("handling key...\n")); - - /* All functions hide the program bar and the frame indicator. */ - if (defaults.bar_timeout > 0) hide_bar (s); - hide_frame_indicator(); - - /* Disable any alarm that was going to go off. */ - alarm (0); - alarm_signalled = 0; - - /* Call the top level key pressed hook. */ - hook_run (&rp_key_hook); - - PRINT_DEBUG (("handle_key\n")); - - /* Read a key and execute the command associated with it on the - default keymap. Ignore the key if it doesn't have a binding. */ - if ((key_action = find_keybinding (ks, x11_mask_to_rp_mask (mod), map))) - { - cmdret *result; - - PRINT_DEBUG(("%s\n", key_action->data)); - - result = command (1, key_action->data); - - if (result) - { - if (result->output) - message (result->output); - cmdret_free (result); - } - } - else - { - PRINT_DEBUG(("Impossible: No matching key")); - } -} - -static void -key_press (XEvent *ev) -{ - rp_screen *s; - unsigned int modifier; - KeySym ks; - - if (rp_have_xinerama) - s = current_screen(); - else - s = find_screen (ev->xkey.root); - - if (!s) return; - -#ifdef HIDE_MOUSE - XWarpPointer (dpy, None, s->root, 0, 0, 0, 0, s->left + s->width - 2, s->top + s->height - 2); -#endif - - modifier = ev->xkey.state; - cook_keycode ( &ev->xkey, &ks, &modifier, NULL, 0, 1); - - handle_key (ks, modifier, s); -} - -/* Read a command off the window and execute it. Some commands return - text. This text is passed back using the RP_COMMAND_RESULT - Atom. The client will wait for this property change so something - must be returned. */ -static cmdret * -execute_remote_command (Window w) -{ - int status; - cmdret *ret; - Atom type_ret; - int format_ret; - unsigned long nitems; - unsigned long bytes_after; - unsigned char *req; - - status = XGetWindowProperty (dpy, w, rp_command, - 0, 0, False, xa_string, - &type_ret, &format_ret, &nitems, &bytes_after, - &req); - - if (status != Success || req == NULL) - { - return cmdret_new (RET_FAILURE, "Couldn't get RP_COMMAND Property"); - } - - /* XGetWindowProperty always allocates one extra byte even if - the property is zero length. */ - XFree (req); - - status = XGetWindowProperty (dpy, w, rp_command, - 0, (bytes_after / 4) + (bytes_after % 4 ? 1 : 0), - True, xa_string, &type_ret, &format_ret, &nitems, - &bytes_after, &req); - - if (status != Success || req == NULL) - { - return cmdret_new (RET_FAILURE, "Couldn't get RP_COMMAND Property"); - } - - PRINT_DEBUG (("command: %s\n", req)); - ret = command (req[0], (char *)&req[1]); - XFree (req); - - return ret; -} - -/* Command requests are posted as a property change using the - RP_COMMAND_REQUEST Atom on the root window. A Command request is a - Window that holds the actual command as a property using the - RP_COMMAND Atom. receive_command reads the list of Windows and - executes their associated command. */ -static void -receive_command (Window root) -{ - cmdret *cmd_ret; - char *result; - Atom type_ret; - int format_ret; - unsigned long nitems; - unsigned long bytes_after; - unsigned char *prop_return; - int offset; - - /* Init offset to 0. In the case where there is more than one window - in the property, a partial read does not delete the property and - we need to grab the next window by incementing offset to the - offset of the next window. */ - offset = 0; - do - { - int ret; - int length; - Window w; - - length = sizeof (Window) / 4 + (sizeof (Window) % 4 ?1:0); - ret = XGetWindowProperty (dpy, root, - rp_command_request, - offset, length, - True, XA_WINDOW, &type_ret, &format_ret, - &nitems, - &bytes_after, &prop_return); - - /* Update the offset to point to the next window (if there is - another one). */ - offset += length; - - if (ret != Success) - { - PRINT_ERROR (("XGetWindowProperty Failed\n")); - if (prop_return) - XFree (prop_return); - break; - } - - /* If there was no window, then we're done. */ - if (prop_return == NULL) - { - PRINT_DEBUG (("No property to read\n")); - break; - } - - /* We grabbed a window, so now read the command stored in - this window and execute it. */ - w = *(Window *)prop_return; - XFree (prop_return); - cmd_ret = execute_remote_command (w); - - /* notify the client of any text that was returned by the - command. see communications.c:receive_command_result() */ - if (cmd_ret->output) - result = xsprintf ("%c%s", cmd_ret->success ? '1':'0', cmd_ret->output); - else if (!cmd_ret->success) - result = xstrdup("0"); - else - result = NULL; - - if (result) - XChangeProperty (dpy, w, rp_command_result, xa_string, - 8, PropModeReplace, (unsigned char *)result, strlen (result)); - else - XChangeProperty (dpy, w, rp_command_result, xa_string, - 8, PropModeReplace, NULL, 0); - free (result); - cmdret_free (cmd_ret); - } while (bytes_after > 0); -} - -static void -property_notify (XEvent *ev) -{ - rp_window *win; - - PRINT_DEBUG (("atom: %ld\n", ev->xproperty.atom)); - - if (ev->xproperty.atom == rp_command_request - && is_a_root_window (ev->xproperty.window) - && ev->xproperty.state == PropertyNewValue) - { - PRINT_DEBUG (("ratpoison command\n")); - receive_command(ev->xproperty.window); - } - - win = find_window (ev->xproperty.window); - - if (win) - { - if (ev->xproperty.atom == _net_wm_pid) - { - struct rp_child_info *child_info; - - PRINT_DEBUG (("updating _NET_WM_PID\n")); - child_info = get_child_info(win->w); - if (child_info && !child_info->window_mapped) - { - if (child_info->frame) - { - PRINT_DEBUG (("frame=%p\n", child_info->frame)); - win->intended_frame_number = child_info->frame->number; - /* Only map the first window in the launch frame. */ - child_info->window_mapped = 1; - } - /* TODO: also adopt group information? */ - } - } else - switch (ev->xproperty.atom) - { - case XA_WM_NAME: - PRINT_DEBUG (("updating window name\n")); - if (update_window_name (win)) { - update_window_names (win->scr, defaults.window_fmt); - hook_run (&rp_title_changed_hook); - } - break; - - case XA_WM_NORMAL_HINTS: - PRINT_DEBUG (("updating window normal hints\n")); - update_normal_hints (win); - if (win->state == NormalState) - maximize (win); - break; - - case XA_WM_TRANSIENT_FOR: - PRINT_DEBUG (("Transient for\n")); - win->transient = XGetTransientForHint (dpy, win->w, &win->transient_for); - break; - - default: - PRINT_DEBUG (("Unhandled property notify event: %ld\n", ev->xproperty.atom)); - break; - } - } -} - -static void -colormap_notify (XEvent *ev) -{ - rp_window *win; - - win = find_window (ev->xcolormap.window); - - if (win != NULL) - { - XWindowAttributes attr; - - /* SDL sets the colormap just before destroying the window, so - ignore BadWindow errors. */ - ignore_badwindow++; - - XGetWindowAttributes (dpy, win->w, &attr); - win->colormap = attr.colormap; - - if (win == current_window() - && !current_screen()->bar_is_raised) - { - XInstallColormap (dpy, win->colormap); - } - - ignore_badwindow--; - } -} - -static void -focus_change (XFocusChangeEvent *ev) -{ - rp_window *win; - - /* We're only interested in the NotifyGrab mode */ - if (ev->mode != NotifyGrab) return; - - win = find_window (ev->window); - - if (win != NULL) - { - PRINT_DEBUG (("Re-grabbing prefix key\n")); - grab_top_level_keys (win->w); - } -} - -static void -mapping_notify (XMappingEvent *ev) -{ - ungrab_keys_all_wins(); - - switch (ev->request) - { - case MappingModifier: - update_modifier_map(); - /* This is meant to fall through. */ - case MappingKeyboard: - XRefreshKeyboardMapping (ev); - break; - } - - grab_keys_all_wins(); -} - -static void -configure_notify (XConfigureEvent *ev) -{ - rp_screen *s; - - s = find_screen(ev->window); - if (s != NULL) - /* This is a root window of a screen, - * look if its width or height changed: */ - screen_update(s,ev->width,ev->height); -} - -/* This is called whan an application has requested the - selection. Copied from rxvt. */ -static void -selection_request (XSelectionRequestEvent *rq) -{ - XEvent ev; - CARD32 target_list[4]; - Atom target; - static Atom xa_targets = None; - static Atom xa_text = None; /* XXX */ - XTextProperty ct; - XICCEncodingStyle style; - char *cl[4]; - - if (xa_text == None) - xa_text = XInternAtom(dpy, "TEXT", False); - if (xa_targets == None) - xa_targets = XInternAtom(dpy, "TARGETS", False); - - ev.xselection.type = SelectionNotify; - ev.xselection.property = None; - ev.xselection.display = rq->display; - ev.xselection.requestor = rq->requestor; - ev.xselection.selection = rq->selection; - ev.xselection.target = rq->target; - ev.xselection.time = rq->time; - - if (rq->target == xa_targets) { - target_list[0] = (CARD32) xa_targets; - target_list[1] = (CARD32) xa_string; - target_list[2] = (CARD32) xa_text; - target_list[3] = (CARD32) xa_compound_text; - XChangeProperty(dpy, rq->requestor, rq->property, rq->target, - (8 * sizeof(target_list[0])), PropModeReplace, - (unsigned char *)target_list, - (sizeof(target_list) / sizeof(target_list[0]))); - ev.xselection.property = rq->property; - } else if (rq->target == xa_string - || rq->target == xa_compound_text - || rq->target == xa_text) { - if (rq->target == xa_string) { - style = XStringStyle; - target = xa_string; - } else { - target = xa_compound_text; - style = (rq->target == xa_compound_text) ? XCompoundTextStyle - : XStdICCTextStyle; - } - cl[0] = selection.text; - XmbTextListToTextProperty(dpy, cl, 1, style, &ct); - XChangeProperty(dpy, rq->requestor, rq->property, - target, 8, PropModeReplace, - ct.value, ct.nitems); - ev.xselection.property = rq->property; - } - XSendEvent(dpy, rq->requestor, False, 0, &ev); -} - -static void -selection_clear (void) -{ - if (selection.text) - free (selection.text); - selection.text = NULL; - selection.len = 0; -} - -/* Given an event, call the correct function to handle it. */ -static void -delegate_event (XEvent *ev) -{ - switch (ev->type) - { - case ConfigureRequest: - PRINT_DEBUG (("--- Handling ConfigureRequest ---\n")); - configure_request (&ev->xconfigurerequest); - break; - - case CreateNotify: - PRINT_DEBUG (("--- Handling CreateNotify ---\n")); - new_window (&ev->xcreatewindow); - break; - - case DestroyNotify: - PRINT_DEBUG (("--- Handling DestroyNotify ---\n")); - destroy_window (&ev->xdestroywindow); - break; - - case ClientMessage: - PRINT_DEBUG (("--- Handling ClientMessage ---\n")); - client_msg (&ev->xclient); - break; - - case ColormapNotify: - PRINT_DEBUG (("--- Handling ColormapNotify ---\n")); - colormap_notify (ev); - break; - - case PropertyNotify: - PRINT_DEBUG (("--- Handling PropertyNotify ---\n")); - property_notify (ev); - break; - - case MapRequest: - PRINT_DEBUG (("--- Handling MapRequest ---\n")); - map_request (ev); - break; - - case KeyPress: - PRINT_DEBUG (("--- Handling KeyPress ---\n")); - key_press (ev); - break; - - case UnmapNotify: - PRINT_DEBUG (("--- Handling UnmapNotify ---\n")); - unmap_notify (ev); - break; - - case FocusOut: - PRINT_DEBUG (("--- Handling FocusOut ---\n")); - focus_change (&ev->xfocus); - break; - - case FocusIn: - PRINT_DEBUG (("--- Handling FocusIn ---\n")); - focus_change (&ev->xfocus); - break; - - case MappingNotify: - PRINT_DEBUG (("--- Handling MappingNotify ---\n")); - mapping_notify( &ev->xmapping ); - break; - - case SelectionRequest: - selection_request(&ev->xselectionrequest); - break; - - case SelectionClear: - selection_clear(); - break; - - case ConfigureNotify: - PRINT_DEBUG (("--- Handling ConfigureNotify ---\n")); - configure_notify( &ev->xconfigure ); - break; - - case MapNotify: - case Expose: - case MotionNotify: - case KeyRelease: - case ReparentNotify: - case EnterNotify: - case SelectionNotify: - case CirculateRequest: - /* Ignore these events. */ - break; - - default: - PRINT_DEBUG (("--- Unknown event %d ---\n",- ev->type)); - } -} - -static void -handle_signals (void) -{ - /* An alarm means we need to hide the popup windows. */ - if (alarm_signalled > 0) - { - int i; - - PRINT_DEBUG (("Alarm received.\n")); - - /* Only hide the bar if it times out. */ - if (defaults.bar_timeout > 0) - for (i=0; i<num_screens; i++) - hide_bar (&screens[i]); - - hide_frame_indicator(); - alarm_signalled = 0; - } - - if (chld_signalled > 0) - { - rp_child_info *cur; - struct list_head *iter, *tmp; - - /* Report and remove terminated processes. */ - list_for_each_safe_entry (cur, iter, tmp, &rp_children, node) - { - if (cur->terminated) - { - /* Report any child that didn't return 0. */ - if (cur->status != 0) - marked_message_printf (0,0, "/bin/sh -c \"%s\" finished (%d)", - cur->cmd, cur->status); - list_del (&cur->node); - free (cur->cmd); - free (cur); - } - } - - chld_signalled = 0; - } - - if (rp_exec_newwm) - { - int i; - - PRINT_DEBUG (("Switching to %s\n", rp_exec_newwm)); - - putenv(current_screen()->display_string); - unhide_all_windows(); - XSync(dpy, False); - for (i=0; i<num_screens; i++) - { - deactivate_screen(&screens[i]); - } - execlp(rp_exec_newwm, rp_exec_newwm, NULL); - - /* Failed. Clean up. */ - PRINT_ERROR (("exec %s ", rp_exec_newwm)); - perror(" failed"); - free (rp_exec_newwm); - rp_exec_newwm = NULL; - for (i=0; i<num_screens; i++) - { - activate_screen(&screens[i]); - } - } - - if (hup_signalled > 0) - { - PRINT_DEBUG (("Restarting\n")); - hook_run (&rp_restart_hook); - clean_up (); - execvp(myargv[0], myargv); - } - - if (kill_signalled > 0) - { - PRINT_DEBUG (("Exiting\n")); - hook_run (&rp_quit_hook); - clean_up (); - exit (EXIT_SUCCESS); - } - - /* Report any X11 errors that have occurred. */ - if (rp_error_msg) - { - marked_message_printf (0, 6, "ERROR: %s", rp_error_msg); - free (rp_error_msg); - rp_error_msg = NULL; - } -} - -/* The main loop. */ -void -listen_for_events (void) -{ - int x_fd; - fd_set fds; - - x_fd = ConnectionNumber (dpy); - FD_ZERO (&fds); - - /* Loop forever. */ - for (;;) - { - handle_signals (); - - /* Handle the next event. */ - FD_SET (x_fd, &fds); - XFlush(dpy); - - if (QLength (dpy) > 0 - || select(x_fd+1, &fds, NULL, NULL, NULL) == 1) - { - XNextEvent (dpy, &rp_current_event); - delegate_event (&rp_current_event); - XSync(dpy, False); - } - } -} |