//: Take raw control of the text-mode display and console, putting it in //: 'console' mode rather than the usual automatically-scrolling 'typewriter' //: mode. //:: Display management :(before "End Globals") int Display_row = 0; int Display_column = 0; bool Autodisplay = true; :(before "End Includes") #define CHECK_SCREEN \ if (!tb_is_active()) { \ if (Run_tests) \ raise << maybe(current_recipe_name()) << "tried to print to real screen before 'open-console'\n" << end(); \ else \ raise << maybe(current_recipe_name()) << "tried to print to real screen in a test!\n" << end(); \ break; \ } #define CHECK_CONSOLE \ if (!tb_is_active()) { \ if (Run_tests) \ raise << maybe(current_recipe_name()) << "tried to read event from real keyboard/mouse before 'open-console'\n" << end(); \ else \ raise << maybe(current_recipe_name()) << "tried to read event from real keyboard/mouse in a test!\n" << end(); \ break; \ } :(before "End Primitive Recipe Declarations") OPEN_CONSOLE, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "open-console", OPEN_CONSOLE); :(before "End Primitive Recipe Checks") case OPEN_CONSOLE: { break; } :(before "End Primitive Recipe Implementations") case OPEN_CONSOLE: { tb_init(); Display_row = Display_column = 0; int width = tb_width(); int height = tb_height(); if (width > 222 || height > 222) tb_shutdown(); if (width > 222) raise << "sorry, mu doesn't support windows wider than 222 characters in console mode. Please resize your window.\n" << end(); if (height > 222) raise << "sorry, mu doesn't support windows taller than 222 characters in console mode. Please resize your window.\n" << end(); break; } :(before "End Primitive Recipe Declarations") CLOSE_CONSOLE, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "close-console", CLOSE_CONSOLE); :(before "End Primitive Recipe Checks") case CLOSE_CONSOLE: { break; } :(before "End Primitive Recipe Implementations") case CLOSE_CONSOLE: { tb_shutdown(); break; } :(before "End Teardown") tb_shutdown(); :(before "End Primitive Recipe Declarations") CLEAR_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "clear-display", CLEAR_DISPLAY); :(before "End Primitive Recipe Checks") case CLEAR_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case CLEAR_DISPLAY: { CHECK_SCREEN; tb_clear(); Display_row = Display_column = 0; break; } :(before "End Primitive Recipe Declarations") SYNC_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "sync-display", SYNC_DISPLAY); :(before "End Primitive Recipe Checks") case SYNC_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case SYNC_DISPLAY: { CHECK_SCREEN; tb_sync(); break; } :(before "End Primitive Recipe Declarations") CLEAR_LINE_ON_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "clear-line-on-display", CLEAR_LINE_ON_DISPLAY); :(before "End Primitive Recipe Checks") case CLEAR_LINE_ON_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case CLEAR_LINE_ON_DISPLAY: { CHECK_SCREEN; int width = tb_width(); for (int x = Display_column; x < width; ++x) { tb_change_cell(x, Display_row, ' ', TB_WHITE, TB_BLACK); } tb_set_cursor(Display_column, Display_row); if (Autodisplay) tb_present(); break; } :(before "End Primitive Recipe Declarations") PRINT_CHARACTER_TO_

# This is test program for the osproc module.

import os

echo getCurrentDir()

for i in 1..paramCount():
  echo paramStr(i)

if (Autodisplay) tb_present(); } break; } //: as a convenience, make $print mostly work in console mode :(before "End $print 10/newline Special-cases") else if (tb_is_active()) { move_cursor_to_start_of_next_line_on_display(); } :(code) void move_cursor_to_start_of_next_line_on_display() { if (Display_row < tb_height()-1) ++Display_row; else Display_row = 0; Display_column = 0; tb_set_cursor(Display_column, Display_row); if (Autodisplay) tb_present(); } :(before "End Primitive Recipe Declarations") DISPLAY_WIDTH, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "display-width", DISPLAY_WIDTH); :(before "End Primitive Recipe Checks") case DISPLAY_WIDTH: { break; } :(before "End Primitive Recipe Implementations") case DISPLAY_WIDTH: { CHECK_SCREEN; products.resize(1); products.at(0).push_back(tb_width()); break; } :(before "End Primitive Recipe Declarations") DISPLAY_HEIGHT, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "display-height", DISPLAY_HEIGHT); :(before "End Primitive Recipe Checks") case DISPLAY_HEIGHT: { break; } :(before "End Primitive Recipe Implementations") case DISPLAY_HEIGHT: { CHECK_SCREEN; products.resize(1); products.at(0).push_back(tb_height()); break; } :(before "End Primitive Recipe Declarations") HIDE_CURSOR_ON_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "hide-cursor-on-display", HIDE_CURSOR_ON_DISPLAY); :(before "End Primitive Recipe Checks") case HIDE_CURSOR_ON_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case HIDE_CURSOR_ON_DISPLAY: { CHECK_SCREEN; tb_set_cursor(TB_HIDE_CURSOR, TB_HIDE_CURSOR); break; } :(before "End Primitive Recipe Declarations") SHOW_CURSOR_ON_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "show-cursor-on-display", SHOW_CURSOR_ON_DISPLAY); :(before "End Primitive Recipe Checks") case SHOW_CURSOR_ON_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case SHOW_CURSOR_ON_DISPLAY: { CHECK_SCREEN; tb_set_cursor(Display_row, Display_column); break; } :(before "End Primitive Recipe Declarations") HIDE_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "hide-display", HIDE_DISPLAY); :(before "End Primitive Recipe Checks") case HIDE_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case HIDE_DISPLAY: { CHECK_SCREEN; Autodisplay = false; break; } :(before "End Primitive Recipe Declarations") SHOW_DISPLAY, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "show-display", SHOW_DISPLAY); :(before "End Primitive Recipe Checks") case SHOW_DISPLAY: { break; } :(before "End Primitive Recipe Implementations") case SHOW_DISPLAY: { CHECK_SCREEN; Autodisplay = true; tb_present(); break; } //:: Keyboard/mouse management :(before "End Primitive Recipe Declarations") WAIT_FOR_SOME_INTERACTION, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "wait-for-some-interaction", WAIT_FOR_SOME_INTERACTION); :(before "End Primitive Recipe Checks") case WAIT_FOR_SOME_INTERACTION: { break; } :(before "End Primitive Recipe Implementations") case WAIT_FOR_SOME_INTERACTION: { CHECK_SCREEN; tb_event event; tb_poll_event(&event); break; } :(before "End Primitive Recipe Declarations") CHECK_FOR_INTERACTION, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "check-for-interaction", CHECK_FOR_INTERACTION); :(before "End Primitive Recipe Checks") case CHECK_FOR_INTERACTION: { break; } :(before "End Primitive Recipe Implementations") case CHECK_FOR_INTERACTION: { CHECK_CONSOLE; products.resize(2); // result and status tb_event event; int event_type = tb_peek_event(&event, 5/*ms*/); if (event_type == TB_EVENT_KEY && event.ch) { products.at(0).push_back(/*text event*/0); products.at(0).push_back(event.ch); products.at(0).push_back(0); products.at(0).push_back(0); products.at(1).push_back(/*found*/true); break; } // treat keys within ascii as unicode characters if (event_type == TB_EVENT_KEY && event.key < 0xff) { products.at(0).push_back(/*text event*/0); if (event.key == TB_KEY_CTRL_C) { tb_shutdown(); exit(1); } if (event.key == TB_KEY_BACKSPACE2) event.key = TB_KEY_BACKSPACE; if (event.key == TB_KEY_CARRIAGE_RETURN) event.key = TB_KEY_NEWLINE; products.at(0).push_back(event.key); products.at(0).push_back(0); products.at(0).push_back(0); products.at(1).push_back(/*found*/true); break; } // keys outside ascii aren't unicode characters but arbitrary termbox inventions if (event_type == TB_EVENT_KEY) { products.at(0).push_back(/*keycode event*/1); products.at(0).push_back(event.key); products.at(0).push_back(0); products.at(0).push_back(0); products.at(1).push_back(/*found*/true); break; } if (event_type == TB_EVENT_MOUSE) { products.at(0).push_back(/*touch event*/2); products.at(0).push_back(event.key); // which button, etc. products.at(0).push_back(event.y); // row products.at(0).push_back(event.x); // column products.at(1).push_back(/*found*/true); break; } if (event_type == TB_EVENT_RESIZE) { products.at(0).push_back(/*resize event*/3); products.at(0).push_back(event.w); // width products.at(0).push_back(event.h); // height products.at(0).push_back(0); products.at(1).push_back(/*found*/true); break; } assert(event_type == 0); products.at(0).push_back(0); products.at(0).push_back(0); products.at(0).push_back(0); products.at(0).push_back(0); products.at(1).push_back(/*found*/false); break; } :(before "End Primitive Recipe Declarations") INTERACTIONS_LEFT, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "interactions-left?", INTERACTIONS_LEFT); :(before "End Primitive Recipe Checks") case INTERACTIONS_LEFT: { break; } :(before "End Primitive Recipe Implementations") case INTERACTIONS_LEFT: { CHECK_CONSOLE; products.resize(1); products.at(0).push_back(tb_event_ready()); break; } //: a hack to make edit.mu more responsive :(before "End Primitive Recipe Declarations") CLEAR_DISPLAY_FROM, :(before "End Primitive Recipe Numbers") put(Recipe_ordinal, "clear-display-from", CLEAR_DISPLAY_FROM); :(before "End Primitive Recipe Checks") case CLEAR_DISPLAY_FROM: { break; } :(before "End Primitive Recipe Implementations") case CLEAR_DISPLAY_FROM: { CHECK_SCREEN; // todo: error checking int row = ingredients.at(0).at(0); int column = ingredients.at(1).at(0); int left = ingredients.at(2).at(0); int right = ingredients.at(3).at(0); int height=tb_height(); for (; row < height; ++row, column=left) { // start column from left in every inner loop except first for (; column <= right; ++column) { tb_change_cell(column, row, ' ', TB_WHITE, TB_BLACK); } } if (Autodisplay) tb_present(); break; }