diff --git a/ccc.c b/ccc.c index 73e6d03..99f09ac 100644 --- a/ccc.c +++ b/ccc.c @@ -24,8 +24,6 @@ void handle_sigwinch(); void cleanup(); void show_help(); -int read_key(); -void resize_dimensions(); char *check_trash_dir(); void change_dir(const char *buf, int selection, int ftype); void mkdir_p(const char *destdir); @@ -49,6 +47,7 @@ void create_file(); void delete_files(); void wpprintw(const char *fmt, ...); void move_cursor(int row, int col); +int read_key(); int get_window_size(int *row, int *col); void bprintf(const char *fmt, ...); @@ -153,7 +152,7 @@ int main(int argc, char **argv) int ch, ch2; int run = 1; while (run) { - + ch = read_key(); switch (ch) { /* quit */ @@ -820,6 +819,49 @@ void list_files() show_file_content(); } +size_t get_effective_length(const char *str) +{ + size_t length = 0; + bool in_ansi_sequence = false; + + while (*str) { + if (*str == '\033') { + in_ansi_sequence = true; + } else if (in_ansi_sequence && *str == 'm') { + in_ansi_sequence = false; + } else if (!in_ansi_sequence) { + length++; + } + str++; + } + + return length; +} + +void print_chunk(const char *str, size_t start, size_t end) +{ + bool in_ansi_sequence = false; + size_t printed_length = 0; + + for (size_t i = start; i < end; i++) { + if (str[i] == '\033') { + in_ansi_sequence = true; + } + if (in_ansi_sequence) { + putchar(str[i]); + if (str[i] == 'm') { + in_ansi_sequence = false; + } + } else { + putchar(str[i]); + printed_length++; + if (printed_length >= (end - start)) { + break; + } + } + } +} + /* * Get file content into buffer and show it to preview window */ @@ -864,7 +906,7 @@ void show_file_content() int pid = fork(); if (pid == 0) { /* Child */ - + move_cursor(1, half_width); if (strstr(current_file.name, ".jpg") || strstr(current_file.name, ".png")) { sixel_encoder_t *encoder = NULL; @@ -892,22 +934,47 @@ void show_file_content() FILE *stream = fdopen(pipe_fd[0], "r"); while (fgets(buffer, sizeof(buffer), stream) != NULL && row <= rows - 1) { buffer[strcspn(buffer, "\n")] = 0; - size_t len = strlen(buffer); - size_t offset = 0; - /* Print each line in chunks of `half_width` */ - while (len > 0 && row <= rows - 1) { + if (buffer[0] == '\0' || strspn(buffer, " \t") == strlen(buffer)) { + move_cursor(row++, half_width); + putchar('\n'); + continue; + } + /* Length without ANSI codes */ + size_t effective_len = get_effective_length(buffer); + size_t offset = 0; + while (effective_len > 0 && row <= rows - 1) { move_cursor(row++, half_width); - /* Using all the window space on the right */ - if (len > (cols - half_width)) { - printf("%.*s\n", cols - half_width, buffer + offset); - offset += (cols - half_width); - len -= (cols - half_width); - } else { - printf("%s\n", buffer + offset); - break; + /* Calculate the chunk size based on effective length */ + size_t chunk_size = (effective_len > (cols - half_width)) ? (cols - half_width) : effective_len; + + /* Find the actual end position in the string to avoid cutting ANSI sequences */ + size_t actual_end = offset; + size_t visible_count = 0; + bool in_ansi_sequence = false; + + while (visible_count < chunk_size && buffer[actual_end] != '\0') { + if (buffer[actual_end] == '\033') { + in_ansi_sequence = true; + } + if (!in_ansi_sequence) { + visible_count++; + } + if (in_ansi_sequence && buffer[actual_end] == 'm') { + in_ansi_sequence = false; + } + actual_end++; } + + /* Print the chunk from `offset` to `actual_end` */ + print_chunk(buffer, offset, actual_end); + + /* Update offsets based on the effective length and ANSI-aware chunk */ + offset = actual_end; + effective_len -= chunk_size; + + putchar('\n'); } } fclose(stream);