92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/*-
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* Copyright (c) 2015 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include "gc.h"
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#include "console.h"
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static struct {
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struct gfx_ctx *gc;
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fb_render_func_t fb_render_cb;
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void *fb_arg;
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kbd_event_func_t kbd_event_cb;
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void *kbd_arg;
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int kbd_priority;
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ptr_event_func_t ptr_event_cb;
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void *ptr_arg;
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int ptr_priority;
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} console;
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struct gfx_ctx_image *
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console_get_image(void)
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{
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struct gfx_ctx_image *image;
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image = gc_get_image(console.gc);
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return image;
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}
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void
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console_kbd_register(kbd_event_func_t event_cb, void *arg, int pri)
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{
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if (pri > console.kbd_priority) {
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console.kbd_event_cb = event_cb;
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console.kbd_arg = arg;
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console.kbd_priority = pri;
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}
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}
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void
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console_kbd_unregister(void)
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{
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console.kbd_event_cb = NULL;
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console.kbd_arg = NULL;
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console.kbd_priority = 0;
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}
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void
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console_ptr_register(ptr_event_func_t event_cb, void *arg, int pri)
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{
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if (pri > console.ptr_priority) {
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console.ptr_event_cb = event_cb;
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console.ptr_arg = arg;
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console.ptr_priority = pri;
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}
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}
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void
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console_ptr_unregister()
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{
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console.ptr_event_cb = NULL;
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console.ptr_arg = NULL;
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console.ptr_priority = 0;
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}
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