diff options
Diffstat (limited to 'examples/dte/screen.c')
| -rw-r--r-- | examples/dte/screen.c | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/examples/dte/screen.c b/examples/dte/screen.c deleted file mode 100644 index 22bbf69..0000000 --- a/examples/dte/screen.c +++ /dev/null @@ -1,211 +0,0 @@ -#include <string.h> -#include "screen.h" -#include "frame.h" -#include "terminal/cursor.h" -#include "terminal/ioctl.h" -#include "util/log.h" - -void set_color(Terminal *term, const ColorScheme *colors, const TermColor *color) -{ - TermColor tmp = *color; - // NOTE: -2 (keep) is treated as -1 (default) - if (tmp.fg < 0) { - tmp.fg = colors->builtin[BC_DEFAULT].fg; - } - if (tmp.bg < 0) { - tmp.bg = colors->builtin[BC_DEFAULT].bg; - } - if (same_color(&tmp, &term->obuf.color)) { - return; - } - term_set_color(term, &tmp); -} - -void set_builtin_color(Terminal *term, const ColorScheme *colors, BuiltinColorEnum c) -{ - set_color(term, colors, &colors->builtin[c]); -} - -static void update_cursor_style(EditorState *e) -{ - CursorInputMode mode; - switch (e->input_mode) { - case INPUT_NORMAL: - if (e->buffer->options.overwrite) { - mode = CURSOR_MODE_OVERWRITE; - } else { - mode = CURSOR_MODE_INSERT; - } - break; - case INPUT_COMMAND: - case INPUT_SEARCH: - mode = CURSOR_MODE_CMDLINE; - break; - default: - BUG("unhandled input mode"); - return; - } - - TermCursorStyle style = e->cursor_styles[mode]; - TermCursorStyle def = e->cursor_styles[CURSOR_MODE_DEFAULT]; - if (style.type == CURSOR_KEEP) { - style.type = def.type; - } - if (style.color == COLOR_KEEP) { - style.color = def.color; - } - - e->cursor_style_changed = false; - if (!same_cursor(&style, &e->terminal.obuf.cursor_style)) { - term_set_cursor_style(&e->terminal, style); - } -} - -void update_term_title(Terminal *term, const Buffer *buffer, bool set_window_title) -{ - if (!set_window_title || !(term->features & TFLAG_SET_WINDOW_TITLE)) { - return; - } - - // FIXME: title must not contain control characters - TermOutputBuffer *obuf = &term->obuf; - const char *filename = buffer_filename(buffer); - term_add_literal(obuf, "\033]2;"); - term_add_bytes(obuf, filename, strlen(filename)); - term_add_byte(obuf, ' '); - term_add_byte(obuf, buffer_modified(buffer) ? '+' : '-'); - term_add_literal(obuf, " dte\033\\"); -} - -void mask_color(TermColor *color, const TermColor *over) -{ - if (over->fg != COLOR_KEEP) { - color->fg = over->fg; - } - if (over->bg != COLOR_KEEP) { - color->bg = over->bg; - } - if (!(over->attr & ATTR_KEEP)) { - color->attr = over->attr; - } -} - -void restore_cursor(EditorState *e) -{ - unsigned int x, y; - switch (e->input_mode) { - case INPUT_NORMAL: - x = e->window->edit_x + e->view->cx_display - e->view->vx; - y = e->window->edit_y + e->view->cy - e->view->vy; - break; - case INPUT_COMMAND: - case INPUT_SEARCH: - x = e->cmdline_x; - y = e->terminal.height - 1; - break; - default: - BUG("unhandled input mode"); - } - term_move_cursor(&e->terminal.obuf, x, y); -} - -static void clear_update_tabbar(Window *window, void* UNUSED_ARG(data)) -{ - window->update_tabbar = false; -} - -void end_update(EditorState *e) -{ - Terminal *term = &e->terminal; - restore_cursor(e); - term_show_cursor(term); - term_end_sync_update(term); - term_output_flush(&term->obuf); - - e->buffer->changed_line_min = LONG_MAX; - e->buffer->changed_line_max = -1; - frame_for_each_window(e->root_frame, clear_update_tabbar, NULL); -} - -void start_update(Terminal *term) -{ - term_begin_sync_update(term); - term_hide_cursor(term); -} - -void update_window_sizes(Terminal *term, Frame *frame) -{ - set_frame_size(frame, term->width, term->height - 1); - update_window_coordinates(frame); -} - -void update_screen_size(Terminal *term, Frame *root_frame) -{ - unsigned int width, height; - if (!term_get_size(&width, &height)) { - return; - } - - // TODO: remove minimum width/height and instead make update_screen() - // do something sensible when the terminal dimensions are tiny - term->width = MAX(width, 3); - term->height = MAX(height, 3); - - update_window_sizes(term, root_frame); - LOG_INFO("terminal size: %ux%u", width, height); -} - -NOINLINE -void normal_update(EditorState *e) -{ - Terminal *term = &e->terminal; - start_update(term); - update_term_title(term, e->buffer, e->options.set_window_title); - update_all_windows(e); - update_command_line(e); - update_cursor_style(e); - end_update(e); -} - -void update_screen(EditorState *e, const ScreenState *s) -{ - if (e->everything_changed) { - e->everything_changed = false; - normal_update(e); - return; - } - - Buffer *buffer = e->buffer; - View *view = e->view; - view_update_cursor_x(view); - view_update_cursor_y(view); - view_update(view, e->options.scroll_margin); - - if (s->id == buffer->id) { - if (s->vx != view->vx || s->vy != view->vy) { - mark_all_lines_changed(buffer); - } else { - // Because of trailing whitespace highlighting and highlighting - // current line in different color, the lines cy (old cursor y) and - // view->cy need to be updated. Always update at least current line. - buffer_mark_lines_changed(buffer, s->cy, view->cy); - } - if (s->is_modified != buffer_modified(buffer)) { - mark_buffer_tabbars_changed(buffer); - } - } else { - e->window->update_tabbar = true; - mark_all_lines_changed(buffer); - } - - start_update(&e->terminal); - if (e->window->update_tabbar) { - update_term_title(&e->terminal, e->buffer, e->options.set_window_title); - } - update_buffer_windows(e, buffer); - update_command_line(e); - if (e->cursor_style_changed) { - update_cursor_style(e); - } - end_update(e); -} |