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restore editor with leftmost frame preserved 

git-svn-id: svn://localhost/ardour2/branches/3.0@6199 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2009-11-28 01:53:41 +00:00
parent bcd77018b1
commit 2e8d37776e
1 changed files with 15 additions and 16 deletions
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31
gtk2_ardour/editor.cc
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@ -2271,16 +2271,8 @@ Editor::set_state (const XMLNode& node, int /*version*/)
playhead_cursor->set_position (pos);
} else {
playhead_cursor->set_position (0);
/* reset_x_origin() doesn't work right here, since the old
position may be zero already, and it does nothing in such
circumstances.
*/
leftmost_frame = 0;
horizontal_adjustment.set_value (0);
}
if ((prop = node.property ("mixer-width"))) {
editor_mixer_strip_width = Width (string_2_enum (prop->value(), editor_mixer_strip_width));
}
@ -2310,6 +2302,15 @@ Editor::set_state (const XMLNode& node, int /*version*/)
set_mouse_mode (MouseObject, true);
}
if ((prop = node.property ("left-frame")) != 0){
nframes64_t pos;
if (sscanf (prop->value().c_str(), "%" PRId64, &pos) == 1) {
reset_x_origin (pos);
/* this hack prevents the initial call to update_current_screen() from doing re-centering on the playhead */
last_update_frame = pos;
}
}
if ((prop = node.property ("internal-edit"))) {
bool yn = string_is_affirmative (prop->value());
RefPtr<Action> act = ActionManager::get_action (X_("MouseMode"), X_("toggle-internal-edit"));
@ -2457,6 +2458,8 @@ Editor::get_state ()
snprintf (buf, sizeof (buf), "%" PRIi64, playhead_cursor->current_frame);
node->add_property ("playhead", buf);
snprintf (buf, sizeof (buf), "%" PRIi64, leftmost_frame);
node->add_property ("left-frame", buf);
node->add_property ("show-waveforms-recording", _show_waveforms_recording ? "yes" : "no");
node->add_property ("show-measures", _show_measures ? "yes" : "no");
@ -4305,7 +4308,7 @@ Editor::queue_visual_change (nframes64_t where)
can reach.
*/
if (where > session->current_end_frame()) {
if (session && (where > session->current_end_frame())) {
horizontal_adjustment.set_upper ((where + current_page_frames()) / frames_per_unit);
}
@ -4321,7 +4324,6 @@ Editor::queue_visual_change (double fpu)
pending_visual_change.frames_per_unit = fpu;
ensure_visual_change_idle_handler ();
}
void
@ -4353,9 +4355,7 @@ Editor::idle_visual_changer ()
VisualChange::Type p = pending_visual_change.pending;
pending_visual_change.pending = (VisualChange::Type) 0;
#ifdef FIX_THIS_FOR_V3
double last_time_origin = horizontal_adjustment.get_value();
#endif
if (p & VisualChange::ZoomLevel) {
set_frames_per_unit (pending_visual_change.frames_per_unit);
@ -4382,13 +4382,12 @@ Editor::idle_visual_changer ()
/* if we seek beyond the current end of the canvas, move the end */
#ifdef FIX_THIS_FOR_V3
if (last_time_origin == horizontal_adjustment.get_value() ) {
/* changed signal not emitted */
update_fixed_rulers ();
redisplay_tempo (true);
}
#endif
if (current_time_origin != pending_visual_change.time_origin) {
cef += current_page_frames() / 10; // Add a little extra so we can see the end marker
@ -4401,7 +4400,7 @@ Editor::idle_visual_changer ()
_summary->set_overlays_dirty ();
//cerr << "Editor::idle_visual_changer () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
// cerr << "Editor::idle_visual_changer () called ha v:l:u:ps:fpu = " << horizontal_adjustment.get_value() << ":" << horizontal_adjustment.get_lower() << ":" << horizontal_adjustment.get_upper() << ":" << horizontal_adjustment.get_page_size() << ":" << frames_per_unit << endl;//DEBUG
pending_visual_change.idle_handler_id = -1;
return 0; /* this is always a one-shot call */
}