diff options
Diffstat (limited to 'Dalos/Console.cc')
| -rw-r--r-- | Dalos/Console.cc | 309 |
1 files changed, 309 insertions, 0 deletions
diff --git a/Dalos/Console.cc b/Dalos/Console.cc new file mode 100644 index 0000000..9078ef9 --- /dev/null +++ b/Dalos/Console.cc @@ -0,0 +1,309 @@ +/*
+ * Dalos
+ * Copyright (C) 2004 Nicolas "Pixel" Noble
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: Console.cc,v 1.1 2004-10-19 01:27:27 pixel Exp $ */
+
+#include <SDL.h>
+#include <SDL_thread.h>
+
+#include <Exceptions.h>
+#include <BString.h>
+#include <Buffer.h>
+
+#include <readline/readline.h>
+#include <readline/history.h>
+
+#include <glshape.h>
+
+#include <Console.h>
+
+SDL_mutex * console_lock;
+SDL_sem * console_sem;
+Buffer console_buffer;
+
+SDL_mutex * key_vect_mutex;
+SDL_sem * key_vect_size;
+std::vector<Uint16> key_vect;
+
+String console_prompt = "> ";
+
+class ReadLineInternals : public Base {
+ public:
+ static int readline_thread(void * d) {
+ char * line_read;
+ String line, endline;
+ bool runit;
+ int pos;
+
+ rl_getc_function = ReadLineInternals::rl_getc_func;
+ rl_redisplay_function = ReadLineInternals::rl_redisplay_func;
+ rl_prep_term_function = ReadLineInternals::rl_prep_term_func;
+ rl_deprep_term_function = ReadLineInternals::rl_deprep_term_func;
+ rl_bind_key('\t', rl_insert);
+
+ while (true) {
+ line_read = readline("");
+ if (!line_read)
+ continue;
+ if (*line_read)
+ add_history(line_read);
+ CurrentConsole->add_line(console_prompt + line_read);
+
+ line = line_read;
+ line = line.trim();
+ endline = "";
+
+ /* Splitting the line between ;; */
+ while (line.strlen()) {
+ runit = false;
+
+ if ((pos = line.strstr(";;")) >= 0) {
+ endline = line.extract(pos + 2);
+ line = line.extract(0, pos);
+ runit = true;
+ } else {
+ endline = "";
+ }
+
+ if (line[line.strlen() - 1] == '\\') {
+ line[line.strlen() - 1] = ' ';
+ } else if (auto_exec) {
+ runit = true;
+ }
+
+ SDL_mutexP(console_lock);
+ console_buffer << line;
+ SDL_mutexV(console_lock);
+
+ if (runit) {
+ SDL_SemPost(console_sem);
+ prompt = "> ";
+ } else {
+ prompt = "- ";
+ }
+ line = endline.trim();
+ }
+
+ free(line_read);
+ }
+
+ return 0;
+ }
+ private:
+ static int rl_getc_func(FILE * d) {
+ int k;
+ SDL_SemWait(key_vect_size);
+ SDL_mutexP(key_vect_mutex);
+ k = key_vect[0];
+ key_vect.erase(key_vect.begin());
+ SDL_mutexV(key_vect_mutex);
+ return k;
+ }
+
+ static void rl_redisplay_func(void) {
+ CurrentConsole->page_reset();
+ }
+
+ static void rl_prep_term_func(int b) {
+ }
+
+ static void rl_deprep_term_func(void) {
+ }
+};
+
+virtual void console_keyevent::down(SDL_keysym k) {
+ if (Application->Console->GetVisible()) {
+ SDL_mutexP(key_vect_mutex);
+ switch (k.sym) {
+ case SDLK_ESCAPE:
+ Application->Console->SetVisible(false);
+ SDL_mutexV(key_vect_mutex);
+ return;
+ case SDLK_DELETE:
+ key_vect.push_back('D' - '@');
+ break;
+ case SDLK_LEFT:
+ key_vect.push_back('B' - '@');
+ break;
+ case SDLK_RIGHT:
+ key_vect.push_back('F' - '@');
+ break;
+ case SDLK_UP:
+ key_vect.push_back('P' - '@');
+ break;
+ case SDLK_DOWN:
+ key_vect.push_back('N' - '@');
+ break;
+ case SDLK_HOME:
+ key_vect.push_back('A' - '@');
+ break;
+ case SDLK_END:
+ key_vect.push_back('E' - '@');
+ break;
+ case SDLK_PAGEUP:
+ Application->Console->page_up();
+ SDL_mutexV(key_vect_mutex);
+ return;
+ case SDLK_PAGEDOWN:
+ Application->Console->page_down();
+ SDL_mutexV(key_vect_mutex);
+ return;
+ case SDLK_c:
+ if (k.mod & KMOD_CTRL) {
+ if (lua_started)
+ do_lua_break = true;
+ SDL_mutexV(key_vect_mutex);
+ return;
+ }
+ default:
+ if (k.unicode) {
+ switch (k.unicode) {
+ case 0xb4:
+ key_vect.push_back('\'');
+ break;
+ case 0xa8:
+ key_vect.push_back('"');
+ break;
+ default:
+ key_vect.push_back(k.unicode);
+ }
+ } else {
+ SDL_mutexV(key_vect_mutex);
+ if (old_handler)
+ old_handler->down(k);
+ return;
+ }
+ }
+ // hack...
+ if (lua_started)
+ key_vect.pop_back();
+ SDL_mutexV(key_vect_mutex);
+ if (!lua_started)
+ SDL_SemPost(key_vect_size);
+ } else {
+ if (k.sym == SDLK_ESCAPE) {
+ CurrentConsole->SetVisible(true);
+ return;
+ }
+ if (old_handler)
+ old_handler->down(k);
+ }
+}
+
+void console_keyevent::up(SDL_keysym k) {
+ if (old_handler)
+ old_handler->up(k);
+}
+
+console::console(mogltk::shape * sh, mogltk::widget * father, int y, int _nlines) :
+ widget(father, 0, y, father->GetW(), _nlines * 13, 0, "console", sh), nlines(_nlines), page(0), protect_add_line(SDL_CreateMutex()) {
+ SetVisible(false);
+}
+
+console::~console() {
+ SDL_DestroyMutex(protect_add_line);
+}
+
+void console::add_line(const String & s) {
+ SDL_mutexP(protect_add_line);
+ lines.insert(lines.begin(), 1, s);
+ while (lines.size() >= 1024) {
+ lines.pop_back();
+ }
+ SDL_mutexV(protect_add_line);
+}
+
+void console::page_reset() {
+ page = 0;
+}
+
+void console::page_up() {
+ page += nlines - 1;
+ if (page > (lines.size() - nlines))
+ page = lines.size() - nlines;
+}
+
+void console::page_down() {
+ page -= nlines - 1;
+ if (page < 0)
+ page = 0;
+}
+
+void console::draw() {
+ int cursor_pos, start, line_length, line_pos, cur_page;
+
+ mogltk::ColorP::Max.A = 180;
+ std::vector<String>::iterator i;
+
+ // Background
+ Shaper()->box(GetAX(), GetAY(), GetAX2(), GetAY2(), DODGERBLUE);
+ Shaper()->obox(GetAX(), GetAY(), GetAX2(), GetAY2(), BLUE);
+
+ mogltk::ColorP::Max.A = 255;
+ mogltk::FixedFont->setcolor(WHITE);
+
+ // Lines
+ SDL_mutexP(protect_add_line);
+ i = lines.begin();
+ for (cur_page = page; cur_page && (i != lines.end()); cur_page--, i++);
+
+ for (line_pos = nlines - 2; (line_pos >= 0) && (i != lines.end()); line_pos--, i++) {
+ const char * line;
+ mogltk::FixedFont->putcursor(GetAX(), GetAY() + line_pos * 13);
+ line = i->to_charp();
+ mogltk::FixedFont->printf("%s", line);
+ }
+ SDL_mutexV(protect_add_line);
+
+ // Cursor
+ cursor_pos = rl_point;
+ start = 0;
+
+ line_length = strlen(rl_line_buffer);
+
+// while ((((cursor_pos + 2) * 6) >= GetW() || (((line_length - start + 2) * 6) >= GetW())) && (cursor_pos >= 16)) {
+ while (((cursor_pos + 2) * 6) >= GetW()) {
+ cursor_pos -= 16;
+ start += 16;
+ }
+
+ mogltk::ColorP::Max.A = 220;
+
+ if (lua_started) {
+ Shaper()->box(GetAX(), GetAY() + (nlines - 1) * 13, GetAX() + 6, GetAY() + nlines * 13, FORESTGREEN);
+ } else {
+ Shaper()->box(GetAX() + 6 * (cursor_pos + 2), GetAY() + (nlines - 1) * 13, GetAX() + 6 * (cursor_pos + 3) - 1, GetAY() + nlines * 13, FORESTGREEN);
+
+ mogltk::ColorP::Max.A = 255;
+ mogltk::FixedFont->putcursor(GetAX(), GetAY() + (nlines - 1) * 13);
+ mogltk::FixedFont->printf(prompt);
+ mogltk::FixedFont->printf("%s", rl_line_buffer + start);
+ }
+}
+
+bool console::process_event(int mx, int my, mogltk::event_t event) {
+ return false;
+}
+
+void create_console_thread {
+ key_vect_mutex = SDL_CreateMutex();
+ key_vect_size = SDL_CreateSemaphore(0);
+
+ SDL_CreateThread(readline_thread, 0);
+}
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