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112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
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/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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* Authors:
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* Kristian Høgsberg
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*/
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#include "clutter-keysyms.h"
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#include "clutter-xkb-utils.h"
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/*
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* _clutter_event_new_from_evdev: Create a new Clutter ClutterKeyEvent
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* @device: a ClutterInputDevice
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* @stage: the stage the event should be delivered to
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* @xkb: XKB rules to translate the event
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* @_time: timestamp of the event
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* @key: a key code coming from a Linux input device
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* @state: TRUE if a press event, FALSE if a release event
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* @modifer_state: in/out
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*
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* Translate @key to a #ClutterKeyEvent using rules from xbbcommon.
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*
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* Return value: the new #ClutterEvent
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*/
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ClutterEvent *
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_clutter_key_event_new_from_evdev (ClutterInputDevice *device,
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ClutterStage *stage,
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struct xkb_desc *xkb,
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uint32_t _time,
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uint32_t key,
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uint32_t state,
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uint32_t *modifier_state)
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{
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ClutterEvent *event;
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uint32_t code, sym, level;
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char buffer[128];
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int n;
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if (state)
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event = clutter_event_new (CLUTTER_KEY_PRESS);
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else
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event = clutter_event_new (CLUTTER_KEY_RELEASE);
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code = key + xkb->min_key_code;
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level = 0;
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if (*modifier_state & CLUTTER_SHIFT_MASK &&
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XkbKeyGroupWidth (xkb, code, 0) > 1)
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level = 1;
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sym = XkbKeySymEntry (xkb, code, level, 0);
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if (state)
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*modifier_state |= xkb->map->modmap[code];
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else
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*modifier_state &= ~xkb->map->modmap[code];
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event->key.device = device;
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event->key.stage = stage;
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event->key.time = _time;
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event->key.modifier_state = *modifier_state;
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event->key.hardware_keycode = key;
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event->key.keyval = sym;
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event->key.unicode_value = sym;
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return event;
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}
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/*
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* _clutter_xkb_desc_new:
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*
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* Create a new xkbcommon keymap.
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*
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* FIXME: We need a way to override the layout here, a fixed or runtime
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* detected layout is provided by the backend calling _clutter_xkb_desc_new();
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*/
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struct xkb_desc *
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_clutter_xkb_desc_new (const gchar *model,
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const gchar *layout,
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const gchar *variant,
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const gchar *options)
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{
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struct xkb_rule_names names;
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names.rules = "evdev";
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if (model)
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names.model = model;
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else
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names.model = "pc105";
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names.layout = layout;
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names.variant = variant;
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names.options = options;
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return xkb_compile_keymap_from_rules (&names);
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}
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