plugins/keyboard/keyboard.c (raw)
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#include "../../kernel/focus.h" #include "../../kernel/dispatch.h" #include "../../kernel/openbox.h" #include "../../kernel/grab.h" #include "../../kernel/action.h" #include "tree.h" #include "keyboard.h" #include <glib.h> KeyBindingTree *firstnode; static KeyBindingTree *curpos; static guint reset_key, reset_state; static gboolean grabbed; static void grab_keys(gboolean grab) { if (!grab) { ungrab_all_keys(); } else { KeyBindingTree *p = firstnode; while (p) { grab_key(p->key, p->state, GrabModeSync); p = p->next_sibling; } } } static void reset_chains() { /* XXX kill timer */ curpos = NULL; if (grabbed) { grabbed = FALSE; grab_keyboard(FALSE); } } static gboolean kbind(GList *keylist, Action *action) { KeyBindingTree *tree, *t; gboolean conflict; g_assert(keylist != NULL); g_assert(action != NULL); if (!(tree = tree_build(keylist))) { g_warning("invalid binding"); return FALSE; } if ((t = tree_find(tree, &conflict)) != NULL) { /* already bound to something */ g_warning("keychain is already bound"); tree_destroy(tree); return FALSE; } if (conflict) { g_warning("conflict with binding"); tree_destroy(tree); return FALSE; } /* grab the server here to make sure no key presses go missed */ grab_server(TRUE); grab_keys(FALSE); /* set the action */ t = tree; while (t->first_child) t = t->first_child; t->action = action; /* assimilate this built tree into the main tree. assimilation destroys/uses the tree */ tree_assimilate(tree); grab_keys(TRUE); grab_server(FALSE); return TRUE; } static void press(ObEvent *e, void *foo) { if (e->data.x.e->xkey.keycode == reset_key && e->data.x.e->xkey.state == reset_state) { reset_chains(); XAllowEvents(ob_display, AsyncKeyboard, CurrentTime); } else { KeyBindingTree *p; if (curpos == NULL) p = firstnode; else p = curpos->first_child; while (p) { if (p->key == e->data.x.e->xkey.keycode && p->state == e->data.x.e->xkey.state) { if (p->first_child != NULL) { /* part of a chain */ /* XXX TIMER */ if (!grabbed) { grab_keyboard(TRUE); grabbed = TRUE; XAllowEvents(ob_display, AsyncKeyboard, CurrentTime); } curpos = p; } else { if (p->action->func != NULL) { p->action->data.any.c = focus_client; g_assert(!(p->action->func == action_move || p->action->func == action_resize)); p->action->func(&p->action->data); } XAllowEvents(ob_display, AsyncKeyboard, CurrentTime); reset_chains(); } break; } p = p->next_sibling; } } } static void binddef() { GList *list = g_list_append(NULL, NULL); Action *a; /* When creating an Action struct, all of the data elements in the appropriate struct need to be set, except the Client*, which will be set at call-time when then action function is used. */ list->data = "C-Right"; a = action_new(action_next_desktop); a->data.nextprevdesktop.wrap = TRUE; kbind(list, a); list->data = "C-Left"; a = action_new(action_previous_desktop); a->data.nextprevdesktop.wrap = TRUE; kbind(list, a); list->data = "C-1"; a = action_new(action_desktop); a->data.desktop.desk = 0; kbind(list, a); list->data = "C-2"; a = action_new(action_desktop); a->data.desktop.desk = 1; kbind(list, a); list->data = "C-3"; a = action_new(action_desktop); a->data.desktop.desk = 2; kbind(list, a); list->data = "C-4"; a = action_new(action_desktop); a->data.desktop.desk = 3; kbind(list, a); list->data = "C-space"; a = action_new(action_execute); a->data.execute.path = g_strdup("xterm"); kbind(list, a); } void plugin_startup() { dispatch_register(Event_X_KeyPress, (EventHandler)press, NULL); /* XXX parse config file! */ binddef(); } void plugin_shutdown() { dispatch_register(0, (EventHandler)press, NULL); grab_keys(FALSE); tree_destroy(firstnode); firstnode = NULL; grab_keys(TRUE); } |