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show/hide VCA assign buttons depending on VCA existence

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This commit is contained in:
Paul Davis 2016-04-29 10:33:05 -04:00
parent f485cfa324
commit ba4464dc3c
3 changed files with 62 additions and 0 deletions
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10
gtk2_ardour/mixer_ui.cc
View file

@ -1233,6 +1233,7 @@ Mixer_UI::redisplay_track_list ()
{
TreeModel::Children rows = track_model->children();
TreeModel::Children::iterator i;
uint32_t n_masters = 0;
if (no_track_list_redisplay) {
return;
@ -1247,6 +1248,7 @@ Mixer_UI::redisplay_track_list ()
if (vms) {
vca_packer.pack_start (*vms, false, false);
vms->show ();
n_masters++;
continue;
}
@ -1296,6 +1298,14 @@ Mixer_UI::redisplay_track_list ()
}
}
/* update visibility of VCA assign buttons */
if (n_masters == 0) {
UIConfiguration::instance().set_mixer_strip_visibility (VisibilityGroup::remove_element (UIConfiguration::instance().get_mixer_strip_visibility(), X_("VCA")));
} else {
UIConfiguration::instance().set_mixer_strip_visibility (VisibilityGroup::add_element (UIConfiguration::instance().get_mixer_strip_visibility(), X_("VCA")));
}
_group_tabs->set_dirty ();
}

49
gtk2_ardour/visibility_group.cc
View file

@ -21,7 +21,10 @@
#include <gtkmm/menu.h>
#include <gtkmm/menushell.h>
#include <gtkmm/treeview.h>
#include "pbd/strsplit.h"
#include "pbd/xml++.h"
#include "visibility_group.h"
#include "i18n.h"
@ -167,6 +170,52 @@ VisibilityGroup::set_state (string v)
update ();
}
string
VisibilityGroup::remove_element (std::string const& from, std::string const& element)
{
std::vector<string> s;
std::string ret;
split (from, s, ',');
for (std::vector<string>::const_iterator i = s.begin(); i != s.end(); ++i) {
if ((*i) == element) {
continue;
}
if (!ret.empty()) {
ret += ',';
}
ret += *i;
}
return ret;
}
string
VisibilityGroup::add_element (std::string const& from, std::string const& element)
{
std::vector<string> s;
std::string ret;
split (from, s, ',');
for (std::vector<string>::const_iterator i = s.begin(); i != s.end(); ++i) {
if ((*i) == element) {
/* already present, just return the original */
return from;
}
}
ret = from;
if (!ret.empty()) {
ret += ',';
}
ret += element;
return ret;
}
string
VisibilityGroup::get_state_name () const
{

3
gtk2_ardour/visibility_group.h
View file

@ -56,6 +56,9 @@ public:
PBD::Signal0<void> VisibilityChanged;
static std::string remove_element (std::string const& from, std::string const& element);
static std::string add_element (std::string const& from, std::string const& element);
private:
struct Member {