Add input subsystem to terminal test app. This currently allows to actually "write" to the console. There is still much to do to convert the input to proper data but basic alphanumeric characters work for now. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
237 lines
5.3 KiB
C
237 lines
5.3 KiB
C
/*
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* test_terminal - Test Terminal
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*
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* Copyright (c) 2011 David Herrmann <dh.herrmann@googlemail.com>
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* Copyright (c) 2011 University of Tuebingen
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Test Terminal
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* This runs a terminal emulator with default settings on all connected outputs.
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* This is supposed to be a fully functional VT. It's only missing
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* configurability and extended features.
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*/
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#include <errno.h>
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#include <signal.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <string.h>
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#include "eloop.h"
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#include "input.h"
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#include "log.h"
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#include "output.h"
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#include "terminal.h"
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#include "vt.h"
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struct app {
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struct kmscon_char *ch;
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struct kmscon_eloop *eloop;
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struct kmscon_signal *sig_term;
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struct kmscon_signal *sig_int;
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struct kmscon_compositor *comp;
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struct kmscon_input *input;
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struct kmscon_vt *vt;
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struct kmscon_terminal *term;
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};
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static volatile sig_atomic_t terminate;
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static void sig_term(struct kmscon_signal *sig, int signum, void *data)
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{
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terminate = 1;
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}
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static void read_input(struct kmscon_input *input,
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struct kmscon_input_event *ev, void *data)
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{
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struct app *app = data;
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int ret;
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if (ev->unicode == KMSCON_INPUT_INVALID)
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return;
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ret = kmscon_char_set_ucs4(app->ch, &ev->unicode, 1);
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if (ret) {
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log_warning("Cannot convert UCS4 to UTF8\n");
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return;
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}
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kmscon_terminal_input(app->term, app->ch);
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}
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static void activate_outputs(struct app *app)
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{
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struct kmscon_output *iter;
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int ret;
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iter = kmscon_compositor_get_outputs(app->comp);
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for ( ; iter; iter = kmscon_output_next(iter)) {
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if (!kmscon_output_is_active(iter)) {
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ret = kmscon_output_activate(iter, NULL);
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if (ret) {
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log_err("test: cannot activate output: %d\n",
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ret);
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continue;
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}
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}
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ret = kmscon_terminal_add_output(app->term, iter);
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if (ret) {
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log_err("test: cannot assign output: %d\n", ret);
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continue;
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}
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}
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}
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static bool vt_switch(struct kmscon_vt *vt, int action, void *data)
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{
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struct app *app = data;
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int ret;
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if (action == KMSCON_VT_ENTER) {
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ret = kmscon_compositor_wake_up(app->comp);
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if (ret == 0)
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log_info("test: running without active outputs\n");
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else if (ret > 0)
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activate_outputs(app);
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kmscon_input_wake_up(app->input);
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} else if (action == KMSCON_VT_LEAVE) {
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kmscon_input_sleep(app->input);
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kmscon_terminal_rm_all_outputs(app->term);
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kmscon_compositor_sleep(app->comp);
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}
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return true;
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}
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static void destroy_app(struct app *app)
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{
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kmscon_terminal_unref(app->term);
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kmscon_vt_unref(app->vt);
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kmscon_input_unref(app->input);
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kmscon_compositor_unref(app->comp);
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kmscon_eloop_rm_signal(app->sig_int);
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kmscon_eloop_rm_signal(app->sig_term);
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kmscon_eloop_unref(app->eloop);
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kmscon_char_free(app->ch);
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}
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static int setup_app(struct app *app)
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{
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int ret;
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ret = kmscon_char_new(&app->ch);
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if (ret)
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goto err_loop;
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ret = kmscon_eloop_new(&app->eloop);
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if (ret)
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goto err_loop;
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ret = kmscon_eloop_new_signal(app->eloop, &app->sig_term, SIGTERM,
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sig_term, NULL);
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if (ret)
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goto err_loop;
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ret = kmscon_eloop_new_signal(app->eloop, &app->sig_int, SIGINT,
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sig_term, NULL);
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if (ret)
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goto err_loop;
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ret = kmscon_compositor_new(&app->comp);
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if (ret)
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goto err_loop;
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ret = kmscon_compositor_use(app->comp);
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if (ret)
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goto err_loop;
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ret = kmscon_input_new(&app->input);
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if (ret)
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goto err_loop;
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ret = kmscon_vt_new(&app->vt, vt_switch, app);
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if (ret)
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goto err_loop;
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ret = kmscon_vt_open(app->vt, KMSCON_VT_NEW, app->eloop);
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if (ret)
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goto err_loop;
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ret = kmscon_terminal_new(&app->term);
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if (ret)
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goto err_loop;
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ret = kmscon_terminal_connect_eloop(app->term, app->eloop);
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if (ret)
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goto err_loop;
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ret = kmscon_input_connect_eloop(app->input, app->eloop, read_input,
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app);
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if (ret)
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goto err_loop;
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return 0;
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err_loop:
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destroy_app(app);
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return ret;
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}
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int main(int argc, char **argv)
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{
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struct app app;
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int ret;
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log_info("test: starting\n");
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memset(&app, 0, sizeof(app));
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ret = setup_app(&app);
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if (ret)
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goto err_out;
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log_info("test: starting main-loop\n");
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while (!terminate) {
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ret = kmscon_eloop_dispatch(app.eloop, -1);
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if (ret)
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break;
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}
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log_info("test: stopping main-loop\n");
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err_out:
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destroy_app(&app);
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if (ret) {
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log_err("test: failed with: %d\n", ret);
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return EXIT_FAILURE;
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} else {
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log_info("test: terminating\n");
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return EXIT_SUCCESS;
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}
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}
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