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improve negative [offset] TC entry 

* make mouse interaction work with negative TC
  * show minus-sign when edit is negative

TODO: ?minus? sign indicator when text editing a negative TC.

git-svn-id: svn://localhost/ardour2/branches/3.0@13488 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Robin Gareus 2012-11-14 00:15:54 +00:00
parent 86b4b1b56e
commit 6055190094
1 changed files with 13 additions and 1 deletions
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14
gtk2_ardour/audio_clock.cc
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@ -1373,6 +1373,9 @@ AudioClock::on_key_press_event (GdkEventKey* ev)
case GDK_KP_Subtract:
if (_negative_allowed && input_string.empty()) {
edit_is_negative = true;
edit_string.replace(0,1,"-");
_layout->set_text (edit_string);
queue_draw ();
} else {
end_edit_relative (false);
}
@ -1440,6 +1443,15 @@ AudioClock::on_key_press_event (GdkEventKey* ev)
highlight_length = merge_input_and_edit_string ();
}
if (edit_is_negative) {
edit_string.replace(0,1,"-");
} else {
/* TODO think about this case.
* The TC will be positive unless the edit is relative.
*/
edit_string.replace(0,1," ");
}
show_edit_status (highlight_length);
_layout->set_text (edit_string);
queue_draw ();
@ -1721,7 +1733,7 @@ AudioClock::on_scroll_event (GdkEventScroll *ev)
frames *= 10;
}
if ((double)current_time() - (double)frames < 0.0) {
if (!_negative_allowed && (double)current_time() - (double)frames < 0.0) {
set (0, true);
} else {
set (current_time() - frames, true);