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Command command_from_str(char const *str) {
// @OPTIMIZE: sort command_names, do a binary search
for (int i = 0; i < CMD_COUNT; ++i) {
if (streq(command_names[i].name, str))
return command_names[i].cmd;
}
return CMD_UNKNOWN;
}
// Returns string representation of command
char const *command_to_str(Command c) {
// NOTE: this probably won't need to be optimized.
for (int i = 0; i < CMD_COUNT; ++i) {
if (command_names[i].cmd == c)
return command_names[i].name;
}
return "???";
}
void command_execute(Ted *ted, Command c, i64 argument) {
TextBuffer *buffer = ted->active_buffer;
FileSelector *file_selector = &ted->file_selector;
Settings *settings = &ted->settings;
switch (c) {
case CMD_UNKNOWN:
case CMD_COUNT:
assert(0);
break;
case CMD_NOOP:
break;
case CMD_LEFT:
if (buffer) buffer_cursor_move_left(buffer, argument);
break;
case CMD_RIGHT:
if (buffer) buffer_cursor_move_right(buffer, argument);
break;
case CMD_UP:
if (file_selector->open) file_selector_up(ted, file_selector, argument);
else if (buffer) buffer_cursor_move_up(buffer, argument);
break;
case CMD_DOWN:
if (file_selector->open) file_selector_down(ted, file_selector, argument);
else if (buffer) buffer_cursor_move_down(buffer, argument);
break;
case CMD_SELECT_LEFT:
if (buffer) buffer_select_left(buffer, argument);
break;
case CMD_SELECT_RIGHT:
if (buffer) buffer_select_right(buffer, argument);
break;
case CMD_SELECT_UP:
if (buffer) buffer_select_up(buffer, argument);
break;
case CMD_SELECT_DOWN:
if (buffer) buffer_select_down(buffer, argument);
break;
case CMD_LEFT_WORD:
if (buffer) buffer_cursor_move_left_words(buffer, argument);
break;
case CMD_RIGHT_WORD:
if (buffer) buffer_cursor_move_right_words(buffer, argument);
break;
case CMD_SELECT_LEFT_WORD:
if (buffer) buffer_select_left_words(buffer, argument);
break;
case CMD_SELECT_RIGHT_WORD:
if (buffer) buffer_select_right_words(buffer, argument);
break;
case CMD_START_OF_LINE:
if (buffer) buffer_cursor_move_to_start_of_line(buffer);
break;
case CMD_END_OF_LINE:
if (buffer) buffer_cursor_move_to_end_of_line(buffer);
break;
case CMD_SELECT_START_OF_LINE:
if (buffer) buffer_select_to_start_of_line(buffer);
break;
case CMD_SELECT_END_OF_LINE:
if (buffer) buffer_select_to_end_of_line(buffer);
break;
case CMD_START_OF_FILE:
if (buffer) buffer_cursor_move_to_start_of_file(buffer);
break;
case CMD_END_OF_FILE:
if (buffer) buffer_cursor_move_to_end_of_file(buffer);
break;
case CMD_SELECT_START_OF_FILE:
if (buffer) buffer_select_to_start_of_file(buffer);
break;
case CMD_SELECT_END_OF_FILE:
if (buffer) buffer_select_to_end_of_file(buffer);
break;
case CMD_SELECT_ALL:
if (buffer) buffer_select_all(buffer);
break;
case CMD_TAB:
if (ted->replace && buffer == &ted->find_buffer) {
buffer = ted->active_buffer = &ted->replace_buffer;
buffer_select_all(buffer);
} else if (buffer) {
if (buffer->selection)
buffer_indent_selection(buffer);
else
buffer_insert_char_at_cursor(buffer, '\t');
}
break;
case CMD_BACKTAB:
if (ted->replace && buffer == &ted->replace_buffer) {
buffer = ted->active_buffer = &ted->find_buffer;
buffer_select_all(buffer);
} else if (buffer) {
if (buffer->selection)
buffer_dedent_selection(buffer);
}
break;
case CMD_NEWLINE:
case CMD_NEWLINE_BACK:
if (!buffer) {
} else if (buffer->is_line_buffer) {
switch (ted->menu) {
case MENU_NONE:
if (ted->find) {
if (buffer == &ted->find_buffer || buffer == &ted->replace_buffer) {
if (c == CMD_NEWLINE)
find_next(ted);
else
find_prev(ted);
}
}
break;
case MENU_ASK_RELOAD:
case MENU_WARN_UNSAVED:
break;
case MENU_OPEN:
case MENU_SAVE_AS: {
ted->file_selector.submitted = true;
} break;
}
} else {
buffer_newline(buffer);
}
break;
case CMD_BACKSPACE:
if (buffer) buffer_backspace_at_cursor(buffer, argument);
break;
case CMD_DELETE:
if (buffer) buffer_delete_chars_at_cursor(buffer, argument);
break;
case CMD_BACKSPACE_WORD:
if (buffer) buffer_backspace_words_at_cursor(buffer, argument);
break;
case CMD_DELETE_WORD:
if (buffer) buffer_delete_words_at_cursor(buffer, argument);
break;
case CMD_PAGE_DOWN:
if (buffer) buffer_page_down(buffer, argument);
break;
case CMD_PAGE_UP:
if (buffer) buffer_page_up(buffer, argument);
break;
case CMD_OPEN:
menu_open(ted, MENU_OPEN);
break;
case CMD_NEW:
ted_new_file(ted);
break;
case CMD_SAVE:
if (buffer) {
if (buffer->filename && streq(buffer->filename, TED_UNTITLED)) {
// don't worry, this won't catch files called "Untitled"; buffer->filename is the full path.
command_execute(ted, CMD_SAVE_AS, 1);
return;
}
buffer_save(buffer);
}
break;
case CMD_SAVE_AS:
if (buffer && !buffer->is_line_buffer) {
menu_open(ted, MENU_SAVE_AS);
}
break;
case CMD_SAVE_ALL:
ted_save_all(ted);
break;
case CMD_QUIT:
// pass argument of 2 to override dialog
if (argument == 2) {
ted->quit = true;
} else {
*ted->warn_unsaved_names = 0;
bool *buffers_used = ted->buffers_used;
bool first = true;
for (u16 i = 0; i < TED_MAX_BUFFERS; ++i) {
if (buffers_used[i]) {
buffer = &ted->buffers[i];
if (buffer_unsaved_changes(buffer)) {
strbuf_catf(ted->warn_unsaved_names, "%s%s", first ? "" : ", ", path_filename(buffer->filename));
first = false;
}
}
}
if (*ted->warn_unsaved_names) {
ted->warn_unsaved = CMD_QUIT;
menu_open(ted, MENU_WARN_UNSAVED);
} else {
// no unsaved changes
ted->quit = true;
}
}
break;
case CMD_UNDO:
if (buffer) buffer_undo(buffer, argument);
break;
case CMD_REDO:
if (buffer) buffer_redo(buffer, argument);
break;
case CMD_COPY:
if (buffer) buffer_copy(buffer);
break;
case CMD_CUT:
if (buffer) buffer_cut(buffer);
break; case CMD_PASTE:
if (buffer) buffer_paste(buffer);
break;
case CMD_TEXT_SIZE_INCREASE: {
i64 new_text_size = settings->text_size + argument;
if (new_text_size >= TEXT_SIZE_MIN && new_text_size <= TEXT_SIZE_MAX) {
settings->text_size = (u16)new_text_size;
ted_load_fonts(ted);
}
} break;
case CMD_TEXT_SIZE_DECREASE: {
i64 new_text_size = settings->text_size - argument;
if (new_text_size >= TEXT_SIZE_MIN && new_text_size <= TEXT_SIZE_MAX) {
settings->text_size = (u16)new_text_size;
ted_load_fonts(ted);
}
} break;
case CMD_TAB_CLOSE: {
if (ted->menu) {
menu_close(ted);
} else {
Node *node = ted->active_node;
if (node) {
u16 tab_idx = node->active_tab;
buffer = &ted->buffers[node->tabs[tab_idx]];
// (an argument of 2 overrides the unsaved changes dialog)
if (argument != 2 && buffer_unsaved_changes(buffer)) {
// there are unsaved changes!
ted->warn_unsaved = CMD_TAB_CLOSE;
strbuf_printf(ted->warn_unsaved_names, "%s", path_filename(buffer->filename));
menu_open(ted, MENU_WARN_UNSAVED);
} else {
node_tab_close(ted, node, node->active_tab);
}
} else {
command_execute(ted, CMD_QUIT, 1);
return;
}
}
} break;
case CMD_TAB_NEXT:
if (ted->active_node) node_tab_next(ted, ted->active_node, argument);
break;
case CMD_TAB_PREV:
if (ted->active_node) node_tab_prev(ted, ted->active_node, argument);
break;
case CMD_TAB_SWITCH:
if (ted->active_node) node_tab_switch(ted, ted->active_node, argument);
break;
case CMD_FIND:
find_open(ted, false);
break;
case CMD_FIND_REPLACE:
find_open(ted, true);
break;
case CMD_ESCAPE:
if (*ted->error_shown) {
// dismiss error box
*ted->error_shown = '\0';
} else if (ted->menu) {
menu_escape(ted);
} else if (ted->find) {
find_close(ted);
} else if (buffer) {
buffer_disable_selection(buffer);
}
break;
}
}
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