X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=openbox%2Fkeyboard.c;h=248fd1ce0dd4bdf682152a371476fe92b2e95b8e;hb=4c672be2e1f39e72eb7d7e99f129e61338f481b2;hp=70ac3ffcfd0038b64d3075ecf86ce7493affc137;hpb=ad44e8a708b6836c9d84be7205457cfa82800a65;p=chaz%2Fopenbox diff --git a/openbox/keyboard.c b/openbox/keyboard.c index 70ac3ffc..248fd1ce 100644 --- a/openbox/keyboard.c +++ b/openbox/keyboard.c @@ -1,297 +1,322 @@ +/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*- + + keyboard.c for the Openbox window manager + Copyright (c) 2006 Mikael Magnusson + Copyright (c) 2003 Ben Jansens + + 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. + + See the COPYING file for a copy of the GNU General Public License. +*/ + +#include "mainloop.h" #include "focus.h" +#include "screen.h" +#include "frame.h" #include "openbox.h" +#include "event.h" +#include "grab.h" +#include "client.h" +#include "action.h" +#include "prop.h" +#include "config.h" +#include "keytree.h" #include "keyboard.h" -#include "clientwrap.h" +#include "translate.h" +#include "moveresize.h" -#include #include -#ifdef HAVE_STRING_H -# include -#endif - -typedef struct KeyBindingTree { - guint state; - guint key; - GList *keylist; - PyObject *func; - /* the next binding in the tree at the same level */ - struct KeyBindingTree *next_sibling; - /* the first child of this binding (next binding in a chained sequence).*/ - struct KeyBindingTree *first_child; -} KeyBindingTree; +KeyBindingTree *keyboard_firstnode; +typedef struct { + guint state; + ObClient *client; + GSList *actions; + ObFrameContext context; +} ObInteractiveState; -static KeyBindingTree *firstnode, *curpos; -static guint reset_key, reset_state; -static gboolean grabbed, user_grabbed; -static PyObject *grab_func; +static GSList *interactive_states; -/*************************************************************************** - - Define the type 'KeyboardData' +static KeyBindingTree *curpos; - ***************************************************************************/ +static void grab_for_window(Window win, gboolean grab) +{ + KeyBindingTree *p; + + ungrab_all_keys(win); + + if (grab) { + p = curpos ? curpos->first_child : keyboard_firstnode; + while (p) { + grab_key(p->key, p->state, win, GrabModeAsync); + p = p->next_sibling; + } + if (curpos) + grab_key(config_keyboard_reset_keycode, + config_keyboard_reset_state, + win, GrabModeAsync); + } +} -typedef struct KeyboardData { - PyObject_HEAD - PyObject *keychain; - guint state; - guint keycode; - gboolean press; -} KeyboardData; +void keyboard_grab_for_client(ObClient *c, gboolean grab) +{ + grab_for_window(c->window, grab); +} -staticforward PyTypeObject KeyboardDataType; +static void grab_keys(gboolean grab) +{ + GList *it; -/*************************************************************************** - - Type methods/struct - - ***************************************************************************/ + grab_for_window(screen_support_win, grab); + for (it = client_list; it; it = g_list_next(it)) + grab_for_window(((ObClient*)it->data)->window, grab); +} -static PyObject *keybdata_new(PyObject *keychain, guint state, - guint keycode, gboolean press) +static gboolean chain_timeout(gpointer data) { - KeyboardData *data = PyObject_New(KeyboardData, &KeyboardDataType); - data->keychain = keychain; - Py_INCREF(keychain); - data->state = state; - data->keycode = keycode; - data->press = press; - return (PyObject*) data; + keyboard_reset_chains(); + + return FALSE; /* don't repeat */ } -static void keybdata_dealloc(KeyboardData *self) +void keyboard_reset_chains() { - Py_DECREF(self->keychain); - PyObject_Del((PyObject*)self); + ob_main_loop_timeout_remove(ob_main_loop, chain_timeout); + + if (curpos) { + grab_keys(FALSE); + curpos = NULL; + grab_keys(TRUE); + } } -static PyObject *keybdata_getattr(KeyboardData *self, char *name) +void keyboard_unbind_all() { - if (!strcmp(name, "keychain")) { - Py_INCREF(self->keychain); - return self->keychain; - } else if (!strcmp(name, "state")) - return PyInt_FromLong(self->state); - else if (!strcmp(name, "keycode")) - return PyInt_FromLong(self->keycode); - else if (!strcmp(name, "press")) - return PyInt_FromLong(!!self->press); - - PyErr_Format(PyExc_AttributeError, "no such attribute '%s'", name); - return NULL; + tree_destroy(keyboard_firstnode); + keyboard_firstnode = NULL; + grab_keys(FALSE); + curpos = NULL; } -static PyTypeObject KeyboardDataType = { - PyObject_HEAD_INIT(NULL) - 0, - "KeyboardData", - sizeof(KeyboardData), - 0, - (destructor) keybdata_dealloc, /*tp_dealloc*/ - 0, /*tp_print*/ - (getattrfunc) keybdata_getattr, /*tp_getattr*/ - 0, /*tp_setattr*/ - 0, /*tp_compare*/ - 0, /*tp_repr*/ - 0, /*tp_as_number*/ - 0, /*tp_as_sequence*/ - 0, /*tp_as_mapping*/ - 0, /*tp_hash */ -}; - -/***************************************************************************/ - - - -static gboolean grab_keyboard(gboolean grab) +gboolean keyboard_bind(GList *keylist, ObAction *action) { - gboolean ret = TRUE; + KeyBindingTree *tree, *t; + gboolean conflict; + gboolean mods = TRUE; + + g_assert(keylist != NULL); + g_assert(action != NULL); + + if (!(tree = tree_build(keylist))) + return FALSE; + + if ((t = tree_find(tree, &conflict)) != NULL) { + /* already bound to something, use the existing tree */ + tree_destroy(tree); + tree = NULL; + } else + t = tree; + + if (conflict) { + g_warning("conflict with binding"); + tree_destroy(tree); + return FALSE; + } - g_message("grab_keyboard(%s). grabbed: %d", (grab?"True":"False"),grabbed); + /* find if every key in this chain has modifiers, and also find the + bottom node of the tree */ + while (t->first_child) { + if (!t->state) + mods = FALSE; + t = t->first_child; + } - user_grabbed = grab; - if (!grabbed) { - if (grab) - ret = XGrabKeyboard(ob_display, ob_root, 0, GrabModeAsync, - GrabModeAsync, CurrentTime) == GrabSuccess; - else - XUngrabKeyboard(ob_display, CurrentTime); + /* when there are no modifiers in the binding, then the action cannot + be interactive */ + if (!mods && action->data.any.interactive) { + action->data.any.interactive = FALSE; + action->data.inter.final = TRUE; } - return ret; + + /* set the action */ + t->actions = g_slist_append(t->actions, action); + /* assimilate this built tree into the main tree. assimilation + destroys/uses the tree */ + if (tree) tree_assimilate(tree); + + return TRUE; } -/*************************************************************************** - - Define the type 'Keyboard' +gboolean keyboard_interactive_grab(guint state, ObClient *client, + ObAction *action) +{ + ObInteractiveState *s; - ***************************************************************************/ + g_assert(action->data.any.interactive); -#define IS_KEYBOARD(v) ((v)->ob_type == &KeyboardType) -#define CHECK_KEYBOARD(self, funcname) { \ - if (!IS_KEYBOARD(self)) { \ - PyErr_SetString(PyExc_TypeError, \ - "descriptor '" funcname "' requires a 'Keyboard' " \ - "object"); \ - return NULL; \ - } \ -} + if (!interactive_states) { + if (!grab_keyboard(TRUE)) + return FALSE; + if (!grab_pointer(TRUE, FALSE, OB_CURSOR_NONE)) { + grab_keyboard(FALSE); + return FALSE; + } + } -typedef struct Keyboard { - PyObject_HEAD -} Keyboard; + s = g_new(ObInteractiveState, 1); -staticforward PyTypeObject KeyboardType; + s->state = state; + s->client = client; + s->actions = g_slist_append(NULL, action); + interactive_states = g_slist_append(interactive_states, s); -static PyObject *keyb_clearBinds(Keyboard *self, PyObject *args) -{ - CHECK_KEYBOARD(self, "clearBinds"); - if (!PyArg_ParseTuple(args, ":clearBinds")) - return NULL; - clearall(); - Py_INCREF(Py_None); - return Py_None; + return TRUE; } -static PyObject *keyb_grab(Keyboard *self, PyObject *args) +void keyboard_interactive_end(ObInteractiveState *s, + guint state, gboolean cancel, Time time) { - PyObject *func; - - CHECK_KEYBOARD(self, "grab"); - if (!PyArg_ParseTuple(args, "O:grab", &func)) - return NULL; - if (!PyCallable_Check(func)) { - PyErr_SetString(PyExc_ValueError, "expected a callable object"); - return NULL; - } - if (!grab_keyboard(TRUE)) { - PyErr_SetString(PyExc_RuntimeError, "failed to grab keyboard"); - return NULL; + action_run_interactive(s->actions, s->client, state, time, cancel, TRUE); + + g_slist_free(s->actions); + g_free(s); + + interactive_states = g_slist_remove(interactive_states, s); + + if (!interactive_states) { + grab_keyboard(FALSE); + grab_pointer(FALSE, FALSE, OB_CURSOR_NONE); + keyboard_reset_chains(); } - grab_func = func; - Py_INCREF(grab_func); - Py_INCREF(Py_None); - return Py_None; } -static PyObject *keyb_ungrab(Keyboard *self, PyObject *args) +void keyboard_interactive_end_client(ObClient *client, gpointer data) { - CHECK_KEYBOARD(self, "ungrab"); - if (!PyArg_ParseTuple(args, ":ungrab")) - return NULL; - grab_keyboard(FALSE); - Py_XDECREF(grab_func); - grab_func = NULL; - Py_INCREF(Py_None); - return Py_None; + GSList *it, *next; + + for (it = interactive_states; it; it = next) { + ObInteractiveState *s = it->data; + + next = g_slist_next(it); + + if (s->client == client) + s->client = NULL; + } } -#define METH(n, d) {#n, (PyCFunction)keyb_##n, METH_VARARGS, #d} - -static PyMethodDef KeyboardMethods[] = { - METH(bind, - "bind(keychain, func)\n\n" - "Binds a key-chain to a function. The keychain is a tuple of strings " - "which define a chain of key presses. Each member of the tuple has " - "the format [Modifier-]...[Key]. Modifiers can be 'mod1', 'mod2', " - "'mod3', 'mod4', 'mod5', 'control', and 'shift'. The keys on your " - "keyboard that are bound to each of these modifiers can be found by " - "running 'xmodmap'. The Key can be any valid key definition. Key " - "definitions can be found by running 'xev', pressing the key while " - "its window is focused, and watching its output. Here are some " - "examples of valid keychains: ('a'), ('F7'), ('control-a', 'd'), " - "('control-mod1-x', 'control-mod4-g'), ('F1', 'space'). The func " - "must have a definition similar to 'def func(keydata, client)'. A " - "keychain cannot be bound to more than one function."), - METH(clearBinds, - "clearBinds()\n\n" - "Removes all bindings that were previously made by bind()."), - METH(grab, - "grab(func)\n\n" - "Grabs the entire keyboard, causing all possible keyboard events to " - "be passed to the given function. CAUTION: Be sure when you grab() " - "that you also have an ungrab() that will execute, or you will not " - "be able to type until you restart Openbox. The func must have a " - "definition similar to 'def func(keydata)'. The keyboard cannot be " - "grabbed if it is already grabbed."), - METH(ungrab, - "ungrab()\n\n" - "Ungrabs the keyboard. The keyboard cannot be ungrabbed if it is not " - "grabbed."), - { NULL, NULL, 0, NULL } -}; - -/*************************************************************************** - - Type methods/struct - - ***************************************************************************/ - -static void keyb_dealloc(PyObject *self) +gboolean keyboard_process_interactive_grab(const XEvent *e, ObClient **client) { - PyObject_Del(self); + GSList *it, *next; + gboolean handled = FALSE; + gboolean done = FALSE; + gboolean cancel = FALSE; + + for (it = interactive_states; it; it = next) { + ObInteractiveState *s = it->data; + + next = g_slist_next(it); + + if ((e->type == KeyRelease && + !(s->state & e->xkey.state))) + done = TRUE; + else if (e->type == KeyPress) { + /*if (e->xkey.keycode == ob_keycode(OB_KEY_RETURN)) + done = TRUE; + else */if (e->xkey.keycode == ob_keycode(OB_KEY_ESCAPE)) + cancel = done = TRUE; + } + if (done) { + keyboard_interactive_end(s, e->xkey.state, cancel, e->xkey.time); + + handled = TRUE; + } else + *client = s->client; + } + + return handled; } -static PyTypeObject KeyboardType = { - PyObject_HEAD_INIT(NULL) - 0, - "Keyboard", - sizeof(Keyboard), - 0, - (destructor) keyb_dealloc, /*tp_dealloc*/ - 0, /*tp_print*/ - 0, /*tp_getattr*/ - 0, /*tp_setattr*/ - 0, /*tp_compare*/ - 0, /*tp_repr*/ - 0, /*tp_as_number*/ - 0, /*tp_as_sequence*/ - 0, /*tp_as_mapping*/ - 0, /*tp_hash */ -}; - -/**************************************************************************/ - -void keyboard_startup() +void keyboard_event(ObClient *client, const XEvent *e) { - PyObject *input, *inputdict, *ptr; - gboolean b; + KeyBindingTree *p; - curpos = firstnode = NULL; - grabbed = user_grabbed = FALSE; + g_assert(e->type == KeyPress); - b = translate("C-G", &reset_state, &reset_key); - g_assert(b); + if (e->xkey.keycode == config_keyboard_reset_keycode && + e->xkey.state == config_keyboard_reset_state) + { + keyboard_reset_chains(); + return; + } - KeyboardType.ob_type = &PyType_Type; - KeyboardType.tp_methods = KeyboardMethods; - PyType_Ready(&KeyboardType); - PyType_Ready(&KeyboardDataType); + if (curpos == NULL) + p = keyboard_firstnode; + else + p = curpos->first_child; + while (p) { + if (p->key == e->xkey.keycode && + p->state == e->xkey.state) + { + if (p->first_child != NULL) { /* part of a chain */ + ob_main_loop_timeout_remove(ob_main_loop, chain_timeout); + /* 5 second timeout for chains */ + ob_main_loop_timeout_add(ob_main_loop, 5 * G_USEC_PER_SEC, + chain_timeout, NULL, + g_direct_equal, NULL); + grab_keys(FALSE); + curpos = p; + grab_keys(TRUE); + } else { + + keyboard_reset_chains(); + + action_run_key(p->actions, client, e->xkey.state, + e->xkey.x_root, e->xkey.y_root, + e->xkey.time); + } + break; + } + p = p->next_sibling; + } +} - /* get the input module/dict */ - input = PyImport_ImportModule("input"); /* new */ - g_assert(input != NULL); - inputdict = PyModule_GetDict(input); /* borrowed */ - g_assert(inputdict != NULL); +gboolean keyboard_interactively_grabbed() +{ + return !!interactive_states; +} - /* add a Keyboard instance to the input module */ - ptr = (PyObject*) PyObject_New(Keyboard, &KeyboardType); - PyDict_SetItemString(inputdict, "Keyboard", ptr); - Py_DECREF(ptr); +void keyboard_startup(gboolean reconfig) +{ + grab_keys(TRUE); - Py_DECREF(input); + if (!reconfig) + client_add_destructor(keyboard_interactive_end_client, NULL); } -void keyboard_shutdown() +void keyboard_shutdown(gboolean reconfig) { - if (grabbed || user_grabbed) { - grabbed = FALSE; - grab_keyboard(FALSE); - } - grab_keys(FALSE); - destroytree(firstnode); - firstnode = NULL; + GSList *it; + + if (!reconfig) + client_remove_destructor(keyboard_interactive_end_client); + + for (it = interactive_states; it; it = g_slist_next(it)) + g_free(it->data); + g_slist_free(interactive_states); + interactive_states = NULL; + + ob_main_loop_timeout_remove(ob_main_loop, chain_timeout); + + keyboard_unbind_all(); }