add delta-time option to MIDI tracer window. note that  its not incredibly accurate or useful right now, because timestamps come from the system clock and are taken when the data is read/written to the port buffer, not its actual timestamp within the buffer

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11458 d708f5d6-7413-0410-9779-e7cbd77b26cf
tweak "joined" buttons to have no border color

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11460 d708f5d6-7413-0410-9779-e7cbd77b26cf
add tooltip for nudge clock

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11461 d708f5d6-7413-0410-9779-e7cbd77b26cf
change radius of inner edge of button joiner, to stimulate much rejoicing throughout the land.

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11463 d708f5d6-7413-0410-9779-e7cbd77b26cf
remove additional "mid" color from ArdourButton; replace Active/Mid widget state with ExplicitActive/ImplicitActive; represent implicit-active state with colored border around ArdourButton; tune button colors; new rounded_foo() functions, some in use, some not in use right now

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11466 d708f5d6-7413-0410-9779-e7cbd77b26cf
fix for #4689 from dave flick

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11467 d708f5d6-7413-0410-9779-e7cbd77b26cf
fix coloring of global rec-enable button when actively recording; fix related issue when loading a session with an already rec-enabled track

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11468 d708f5d6-7413-0410-9779-e7cbd77b26cf
bump version

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11469 d708f5d6-7413-0410-9779-e7cbd77b26cf
mouse draw mode can draw AND select (and trim) notes (but trim cursors don't appear yet)

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11470 d708f5d6-7413-0410-9779-e7cbd77b26cf
range mode should not allow trim of MIDI notes

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11471 d708f5d6-7413-0410-9779-e7cbd77b26cf
use trim cursors near end of a MIDI note when in Draw mode (and not in Range mode)

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11472 d708f5d6-7413-0410-9779-e7cbd77b26cf
fix double include

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11473 d708f5d6-7413-0410-9779-e7cbd77b26cf
use new NoEventSimpleRect for coverage frames and silent frames, so that they don't steal events from notes by passing events directly to the region view parent group

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11474 d708f5d6-7413-0410-9779-e7cbd77b26cf
(1) remove magic number voodoo when saving zoom focus/snap settings to instant.xml etc. (this has a minor breaking-behaviour for existing sessions etc (2) keep track of grid type/settings in and out of note edit mode and switch back and forth, thus allowing independent grids while working at the note or region level

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11486 d708f5d6-7413-0410-9779-e7cbd77b26cf
rearrange startup/new session dialog to include new+recent sessions on same page

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11489 d708f5d6-7413-0410-9779-e7cbd77b26cf
support a grid of beats/64 and beats/128

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11490 d708f5d6-7413-0410-9779-e7cbd77b26cf
further cleanups to startup/new session dialog

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11491 d708f5d6-7413-0410-9779-e7cbd77b26cf
make region gain line visibility global, not per-region

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11492 d708f5d6-7413-0410-9779-e7cbd77b26cf
part two of: make region gain line visibility global, not per-region

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11493 d708f5d6-7413-0410-9779-e7cbd77b26cf
remove reference to removed envelope-visible action

git-svn-id: http://subversion.ardour.org/svn/ardour2/ardour2/branches/3.0@11494 d708f5d6-7413-0410-9779-e7cbd77b26cf