/* Move down to the beginning of the last line of the current paragraph.
* Then move down one line farther if there is such a line, or to the
* end of the current line if not. If allow_update is TRUE, update the
* screen afterwards. A line is the last line of a paragraph if it is
* in a paragraph, and the next line either is the beginning line of a
* paragraph or isn't in a paragraph. */
void do_para_end(bool allow_update)
{
filestruct *const current_save = openfile->current;
const size_t pww_save = openfile->placewewant;
while (openfile->current != openfile->filebot &&
!inpar(openfile->current))
openfile->current = openfile->current->next;
while (openfile->current != openfile->filebot &&
inpar(openfile->current->next) &&
!begpar(openfile->current->next)) {
openfile->current = openfile->current->next;
openfile->current_y++;
}
if (openfile->current != openfile->filebot) {
openfile->current = openfile->current->next;
openfile->current_x = 0;
openfile->placewewant = 0;
} else {
openfile->current_x = strlen(openfile->current->data);
openfile->placewewant = xplustabs();
}
if (allow_update)
edit_redraw(current_save, pww_save);
}
/* Move up to the beginning of the last beginning-of-paragraph line
* before the current line. If allow_update is TRUE, update the screen
* afterwards. */
void do_para_begin(bool allow_update)
{
filestruct *was_current = openfile->current;
if (openfile->current != openfile->fileage) {
do {
openfile->current = openfile->current->prev;
openfile->current_y--;
} while (!begpar(openfile->current));
}
openfile->current_x = 0;
if (allow_update)
edit_redraw(was_current);
}
/* Move up to the beginning of the last beginning-of-paragraph line
* before the current line. If allow_update is TRUE, update the screen
* afterwards. */
void do_para_begin(bool allow_update)
{
filestruct *current_save = openfile->current;
const size_t pww_save = openfile->placewewant;
if (openfile->current != openfile->fileage) {
do {
openfile->current = openfile->current->prev;
openfile->current_y--;
} while (!begpar(openfile->current));
}
openfile->current_x = 0;
openfile->placewewant = 0;
if (allow_update)
edit_redraw(current_save, pww_save);
}
/* Move down to the beginning of the last line of the current paragraph.
* Then move down one line farther if there is such a line, or to the
* end of the current line if not. If allow_update is TRUE, update the
* screen afterwards. A line is the last line of a paragraph if it is
* in a paragraph, and the next line either is the beginning line of a
* paragraph or isn't in a paragraph. */
void do_para_end(bool allow_update)
{
filestruct *was_current = openfile->current;
while (openfile->current != openfile->filebot &&
!inpar(openfile->current))
openfile->current = openfile->current->next;
while (openfile->current != openfile->filebot &&
inpar(openfile->current->next) &&
!begpar(openfile->current->next)) {
openfile->current = openfile->current->next;
openfile->current_y++;
}
if (openfile->current != openfile->filebot) {
openfile->current = openfile->current->next;
openfile->current_x = 0;
} else
openfile->current_x = strlen(openfile->current->data);
if (allow_update)
edit_redraw(was_current);
}