diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 113 |
1 files changed, 86 insertions, 27 deletions
@@ -1,6 +1,7 @@ // @TODO: +// - save as +// - auto-indent // - Windows installation -// - error bar #include "base.h" no_warn_start #if _WIN32 @@ -83,6 +84,22 @@ int main(int argc, char **argv) { #endif setlocale(LC_ALL, ""); // allow unicode + // read command-line arguments + char const *starting_filename = "Untitled"; + switch (argc) { + case 0: case 1: break; + case 2: + starting_filename = argv[1]; + break; + default: + fprintf(stderr, "Usage: %s [filename]\n", argv[0]); + return EXIT_FAILURE; + } + + SDL_SetHint(SDL_HINT_NO_SIGNAL_HANDLERS, "1"); // if this program is sent a SIGTERM/SIGINT, don't turn it into a quit event + if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_TIMER) < 0) + die("%s", SDL_GetError()); + Ted *ted = calloc(1, sizeof *ted); if (!ted) { die("Not enough memory available to run ted."); @@ -160,10 +177,6 @@ int main(int argc, char **argv) { die("Error reading config: %s", ted_geterr(ted)); } - SDL_SetHint(SDL_HINT_NO_SIGNAL_HANDLERS, "1"); // if this program is sent a SIGTERM/SIGINT, don't turn it into a quit event - if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_TIMER) < 0) - die("%s", SDL_GetError()); - SDL_Window *window = SDL_CreateWindow("ted", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 1280, 720, SDL_WINDOW_SHOWN|SDL_WINDOW_OPENGL|SDL_WINDOW_RESIZABLE); if (!window) @@ -203,25 +216,14 @@ int main(int argc, char **argv) { buffer_create(buffer, ted); ted->active_buffer = buffer; - char const *starting_filename = "Untitled"; - - switch (argc) { - case 0: case 1: break; - case 2: - starting_filename = argv[1]; - break; - default: - die("Usage: %s [filename]", argv[0]); - break; - } if (fs_file_exists(starting_filename)) { if (!buffer_load_file(buffer, starting_filename)) - die("Error loading file: %s", buffer_geterr(buffer)); + ted_seterr(ted, "Couldn't load file: %s", buffer_geterr(buffer)); } else { buffer_new_file(buffer, starting_filename); if (buffer_haserr(buffer)) - die("Error creating file: %s", buffer_geterr(buffer)); + ted_seterr(ted, "Couldn't create file: %s", buffer_geterr(buffer)); } } @@ -281,6 +283,15 @@ int main(int argc, char **argv) { } break; case SDL_MOUSEBUTTONDOWN: { Uint32 button = event.button.button; + + if (button == SDL_BUTTON_LEFT) { + // shift+left click = right click + if (shift_down) button = SDL_BUTTON_RIGHT; + // ctrl+left click = middle click + if (ctrl_down) button = SDL_BUTTON_MIDDLE; + } + + float x = (float)event.button.x, y = (float)event.button.y; if (button < arr_count(ted->nmouse_clicks) && ted->nmouse_clicks[button] < arr_count(ted->mouse_clicks[button])) { @@ -359,11 +370,6 @@ int main(int argc, char **argv) { buffer_insert_utf8_at_cursor(buffer, text); } break; } - - if (ted_haserr(ted)) { - // @TODO: better error handling - die("%s", ted_geterr(ted)); - } } if (!(SDL_GetMouseState(NULL, NULL) & SDL_BUTTON_LMASK)) { @@ -418,13 +424,14 @@ int main(int argc, char **argv) { glClearColor(bg_color[0], bg_color[1], bg_color[2], bg_color[3]); } glClear(GL_COLOR_BUFFER_BIT); + + Font *font = ted->font; { float x1 = 50, y1 = 50, x2 = window_width-50, y2 = window_height-50; buffer_render(&ted->main_buffer, x1, y1, x2, y2); if (text_has_err()) { - die("Text error: %s\n", text_get_err()); - break; + ted_seterr(ted, "Couldn't render text: %s", text_get_err()); } } @@ -433,9 +440,61 @@ int main(int argc, char **argv) { menu_render(ted, menu); } + // check if there's a new error if (ted_haserr(ted)) { - // @TODO: better error handling - die("%s", ted_geterr(ted)); + ted->error_time = time_get_seconds(); + str_cpy(ted->error_shown, sizeof ted->error_shown, ted->error); + ted_clearerr(ted); + } + + // error box + if (*ted->error_shown) { + double t = time_get_seconds(); + double time_passed = t - ted->error_time; + if (time_passed > settings->error_display_time) { + // stop showing error + ted->error_shown[0] = '\0'; + } else { + // @TODO(eventually): output a log + // @TODO: middle click to dismiss + float padding = settings->padding; + float char_width = text_font_char_width(font); + float char_height = text_font_char_height(font); + Rect r = rect_centered(V2(window_width * 0.5f, window_height * 0.9f), + V2(menu_get_width(ted), 3 * char_height + 2 * padding)); + + glBegin(GL_QUADS); + gl_color_rgba(colors[COLOR_ERROR_BG]); + rect_render(r); + gl_color_rgba(colors[COLOR_ERROR_BORDER]); + rect_render_border(r, settings->border_thickness); + glEnd(); + gl_color_rgba(colors[COLOR_ERROR_TEXT]); + + + float text_x1 = rect_x1(r) + padding, text_x2 = rect_x2(r) - padding; + float text_y1 = rect_y1(r) + padding; + + TextRenderState text_state = {.x = text_x1, .y = text_y1, + .min_x = -FLT_MAX, .max_x = FLT_MAX, .min_y = -FLT_MAX, .max_y = FLT_MAX, + .render = true}; + mbstate_t mbstate = {0}; + char *p = ted->error_shown, *end = p + strlen(p); + + text_chars_begin(font); + while (p != end) { + char32_t c = 0; + size_t n = mbrtoc32(&c, p, (size_t)(end - p), &mbstate); + if (n > (size_t)-3) { ++p; continue; } // invalid UTF-8; this shouldn't happen + if (n != (size_t)-3) p += n; + if (text_state.x + char_width >= text_x2) { + text_state.x = text_x1; + text_state.y += char_height; + } + text_render_char(font, &text_state, c); + } + text_chars_end(font); + } } |