static void key_handle(kbd_event_t *ev)
{
if ((ev->mods & KM_ALT) == 0 &&
(ev->mods & KM_SHIFT) == 0 &&
(ev->mods & KM_CTRL) != 0) {
key_handle_ctrl(ev);
} else if ((ev->mods & (KM_CTRL | KM_ALT)) == 0) {
key_handle_unmod(ev);
}
}
int main(int argc, char *argv[])
{
kbd_event_t ev;
coord_t coord;
bool new_file;
spt_t pt;
con = console_init(stdin, stdout);
console_clear(con);
console_get_size(con, &scr_columns, &scr_rows);
pane.rows = scr_rows - 1;
pane.columns = scr_columns;
pane.sh_row = 1;
pane.sh_column = 1;
/* Start with an empty sheet. */
sheet_init(&doc.sh);
/* Place caret at the beginning of file. */
coord.row = coord.column = 1;
sheet_get_cell_pt(&doc.sh, &coord, dir_before, &pt);
sheet_place_tag(&doc.sh, &pt, &pane.caret_pos);
pane.ideal_column = coord.column;
if (argc == 2) {
doc.file_name = str_dup(argv[1]);
} else if (argc > 1) {
printf("Invalid arguments.\n");
return -2;
} else {
doc.file_name = NULL;
}
new_file = false;
if (doc.file_name == NULL || file_insert(doc.file_name) != EOK)
new_file = true;
/* Move to beginning of file. */
caret_move(-ED_INFTY, -ED_INFTY, dir_before);
/* Place selection start tag. */
tag_get_pt(&pane.caret_pos, &pt);
sheet_place_tag(&doc.sh, &pt, &pane.sel_start);
/* Initial display */
cursor_visible = true;
cursor_hide();
console_clear(con);
pane_text_display();
pane_status_display();
if (new_file && doc.file_name != NULL)
status_display("File not found. Starting empty file.");
pane_caret_display();
cursor_show();
done = false;
while (!done) {
console_get_kbd_event(con, &ev);
pane.rflags = 0;
if (ev.type == KEY_PRESS) {
/* Handle key press. */
if (((ev.mods & KM_ALT) == 0) &&
((ev.mods & KM_SHIFT) == 0) &&
(ev.mods & KM_CTRL) != 0) {
key_handle_ctrl(&ev);
} else if (((ev.mods & KM_ALT) == 0) &&
((ev.mods & KM_CTRL) == 0) &&
(ev.mods & KM_SHIFT) != 0) {
key_handle_shift(&ev);
} else if ((ev.mods & (KM_CTRL | KM_ALT | KM_SHIFT)) == 0) {
key_handle_unmod(&ev);
}
}
/* Redraw as necessary. */
cursor_hide();
if (pane.rflags & REDRAW_TEXT)
pane_text_display();
if (pane.rflags & REDRAW_ROW)
pane_row_display();
if (pane.rflags & REDRAW_STATUS)
pane_status_display();
if (pane.rflags & REDRAW_CARET)
pane_caret_display();
cursor_show();
}
console_clear(con);
return 0;
}