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livetrax/gtk2_ardour/editor_region_list.cc
2006-10-02 18:09:34 +00:00

601 lines
14 KiB
C++

/*
Copyright (C) 2000-2005 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id$
*/
#include <cstdlib>
#include <cmath>
#include <algorithm>
#include <string>
#include <pbd/basename.h>
#include <ardour/audioregion.h>
#include <ardour/audiosource.h>
#include <ardour/session_region.h>
#include <gtkmm2ext/stop_signal.h>
#include "editor.h"
#include "editing.h"
#include "ardour_ui.h"
#include "gui_thread.h"
#include "actions.h"
#include "utils.h"
#include "i18n.h"
using namespace sigc;
using namespace ARDOUR;
using namespace PBD;
using namespace Gtk;
using namespace Glib;
using namespace Editing;
void
Editor::handle_audio_region_removed (boost::shared_ptr<AudioRegion> region)
{
ENSURE_GUI_THREAD (bind (mem_fun (*this, &Editor::handle_audio_region_removed), region));
redisplay_regions ();
}
void
Editor::handle_new_audio_region (boost::shared_ptr<AudioRegion> region)
{
ENSURE_GUI_THREAD (bind (mem_fun (*this, &Editor::handle_new_audio_region), region));
/* don't copy region - the one we are being notified
about belongs to the session, and so it will
never be edited.
*/
add_audio_region_to_region_display (region);
}
void
Editor::region_hidden (boost::shared_ptr<Region> r)
{
ENSURE_GUI_THREAD(bind (mem_fun(*this, &Editor::region_hidden), r));
redisplay_regions ();
}
void
Editor::add_audio_region_to_region_display (boost::shared_ptr<AudioRegion> region)
{
string str;
TreeModel::Row row;
Gdk::Color c;
if (!show_automatic_regions_in_region_list && region->automatic()) {
return;
}
if (region->hidden()) {
TreeModel::iterator iter = region_list_model->get_iter ("0");
TreeModel::Row parent;
TreeModel::Row child;
if (iter == region_list_model->children().end()) {
parent = *(region_list_model->append());
parent[region_list_columns.name] = _("Hidden");
/// XXX FIX ME parent[region_list_columns.region]->reset ();
} else {
if ((*iter)[region_list_columns.name] != _("Hidden")) {
parent = *(region_list_model->insert(iter));
parent[region_list_columns.name] = _("Hidden");
/// XXX FIX ME parent[region_list_columns.region]->reset ();
} else {
parent = *iter;
}
}
row = *(region_list_model->append (parent.children()));
} else if (region->whole_file()) {
row = *(region_list_model->append());
set_color(c, rgba_from_style ("RegionListWholeFile", 0xff, 0, 0, 0, "fg", Gtk::STATE_NORMAL, false ));
row[region_list_columns.color_] = c;
if (region->source()->name()[0] == '/') { // external file
if (region->whole_file()) {
str = ".../";
str += PBD::basename_nosuffix (region->source()->name());
} else {
str = region->name();
}
} else {
str = region->name();
}
row[region_list_columns.name] = str;
row[region_list_columns.region] = region;
return;
} else {
/* find parent node, add as new child */
TreeModel::iterator i;
TreeModel::Children rows = region_list_model->children();
bool found_parent = false;
for (i = rows.begin(); i != rows.end(); ++i) {
boost::shared_ptr<Region> rr = (*i)[region_list_columns.region];
boost::shared_ptr<AudioRegion> r = boost::dynamic_pointer_cast<AudioRegion>(rr);
if (r && r->whole_file()) {
if (region->source_equivalent (r)) {
row = *(region_list_model->append ((*i).children()));
found_parent = true;
break;
}
}
}
if (!found_parent) {
row = *(region_list_model->append());
}
}
row[region_list_columns.region] = region;
if (region->n_channels() > 1) {
row[region_list_columns.name] = string_compose("%1 [%2]", region->name(), region->n_channels());
} else {
row[region_list_columns.name] = region->name();
}
}
void
Editor::region_list_selection_changed()
{
bool selected;
if (region_list_display.get_selection()->count_selected_rows() > 0) {
selected = true;
} else {
selected = false;
}
if (selected) {
TreeView::Selection::ListHandle_Path rows = region_list_display.get_selection()->get_selected_rows ();
TreeView::Selection::ListHandle_Path::iterator i = rows.begin();
TreeIter iter;
/* just set the first selected region (in fact, the selection model might be SINGLE, which
means there can only be one.
*/
if ((iter = region_list_model->get_iter (*i))) {
set_selected_regionview_from_region_list (((*iter)[region_list_columns.region]), Selection::Set);
}
}
}
void
Editor::insert_into_tmp_audio_regionlist(boost::shared_ptr<AudioRegion> region)
{
/* keep all whole files at the beginning */
if (region->whole_file()) {
tmp_audio_region_list.push_front (region);
} else {
tmp_audio_region_list.push_back (region);
}
}
void
Editor::redisplay_regions ()
{
if (session) {
region_list_display.set_model (Glib::RefPtr<Gtk::TreeStore>(0));
region_list_model->clear ();
/* now add everything we have, via a temporary list used to help with
sorting.
*/
tmp_audio_region_list.clear();
session->foreach_audio_region (this, &Editor::insert_into_tmp_audio_regionlist);
for (list<boost::shared_ptr<AudioRegion> >::iterator r = tmp_audio_region_list.begin(); r != tmp_audio_region_list.end(); ++r) {
add_audio_region_to_region_display (*r);
}
tmp_audio_region_list.clear();
region_list_display.set_model (region_list_model);
}
}
void
Editor::region_list_clear ()
{
region_list_model->clear();
}
void
Editor::build_region_list_menu ()
{
region_list_menu = dynamic_cast<Menu*>(ActionManager::get_widget ("/RegionListMenu"));
/* now grab specific menu items that we need */
Glib::RefPtr<Action> act;
act = ActionManager::get_action (X_("RegionList"), X_("rlShowAll"));
if (act) {
toggle_full_region_list_action = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
}
act = ActionManager::get_action (X_("RegionList"), X_("rlShowAuto"));
if (act) {
toggle_show_auto_regions_action = Glib::RefPtr<ToggleAction>::cast_dynamic (act);
}
}
void
Editor::toggle_show_auto_regions ()
{
show_automatic_regions_in_region_list = toggle_show_auto_regions_action->get_active();
redisplay_regions ();
}
void
Editor::toggle_full_region_list ()
{
if (toggle_full_region_list_action->get_active()) {
region_list_display.expand_all ();
} else {
region_list_display.collapse_all ();
}
}
void
Editor::show_region_list_display_context_menu (int button, int time)
{
if (region_list_menu == 0) {
build_region_list_menu ();
}
if (region_list_display.get_selection()->count_selected_rows() > 0) {
ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, true);
} else {
ActionManager::set_sensitive (ActionManager::region_list_selection_sensitive_actions, false);
}
region_list_menu->popup (button, time);
}
bool
Editor::region_list_display_key_press (GdkEventKey* ev)
{
return false;
}
bool
Editor::region_list_display_key_release (GdkEventKey* ev)
{
switch (ev->keyval) {
case GDK_Delete:
remove_region_from_region_list ();
return true;
break;
default:
break;
}
return false;
}
bool
Editor::region_list_display_button_press (GdkEventButton *ev)
{
boost::shared_ptr<Region> region;
TreeIter iter;
TreeModel::Path path;
TreeViewColumn* column;
int cellx;
int celly;
if (region_list_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
if ((iter = region_list_model->get_iter (path))) {
region = (*iter)[region_list_columns.region];
}
}
if (region == 0) {
return false;
}
if (Keyboard::is_delete_event (ev)) {
session->remove_region_from_region_list (region);
return true;
}
if (Keyboard::is_context_menu_event (ev)) {
show_region_list_display_context_menu (ev->button, ev->time);
return true;
}
switch (ev->button) {
case 1:
/* audition on double click */
if (ev->type == GDK_2BUTTON_PRESS) {
consider_auditioning (region);
return true;
}
return false;
break;
case 2:
if (!Keyboard::modifier_state_equals (ev->state, Keyboard::Control)) {
consider_auditioning (region);
}
return true;
break;
default:
break;
}
return false;
}
bool
Editor::region_list_display_button_release (GdkEventButton *ev)
{
TreeIter iter;
TreeModel::Path path;
TreeViewColumn* column;
int cellx;
int celly;
boost::shared_ptr<Region> region;
if (region_list_display.get_path_at_pos ((int)ev->x, (int)ev->y, path, column, cellx, celly)) {
if ((iter = region_list_model->get_iter (path))) {
region = (*iter)[region_list_columns.region];
}
}
if (region && Keyboard::is_delete_event (ev)) {
session->remove_region_from_region_list (region);
return true;
}
return false;
}
void
Editor::consider_auditioning (boost::shared_ptr<Region> region)
{
boost::shared_ptr<AudioRegion> r = boost::dynamic_pointer_cast<AudioRegion> (region);
if (r == 0) {
session->cancel_audition ();
return;
}
if (session->is_auditioning()) {
session->cancel_audition ();
if (r == last_audition_region) {
return;
}
}
session->audition_region (r);
last_audition_region = r;
}
int
Editor::region_list_sorter (TreeModel::iterator a, TreeModel::iterator b)
{
int cmp = 0;
boost::shared_ptr<Region> r1 = (*a)[region_list_columns.region];
boost::shared_ptr<Region> r2 = (*b)[region_list_columns.region];
/* handle rows without regions, like "Hidden" */
if (r1 == 0) {
return -1;
}
if (r2 == 0) {
return 1;
}
boost::shared_ptr<AudioRegion> region1 = boost::dynamic_pointer_cast<AudioRegion> (r1);
boost::shared_ptr<AudioRegion> region2 = boost::dynamic_pointer_cast<AudioRegion> (r2);
if (region1 == 0 || region2 == 0) {
Glib::ustring s1;
Glib::ustring s2;
switch (region_list_sort_type) {
case ByName:
s1 = (*a)[region_list_columns.name];
s2 = (*b)[region_list_columns.name];
return (s1.compare (s2));
default:
return 0;
}
}
switch (region_list_sort_type) {
case ByName:
cmp = strcasecmp (region1->name().c_str(), region2->name().c_str());
break;
case ByLength:
cmp = region1->length() - region2->length();
break;
case ByPosition:
cmp = region1->position() - region2->position();
break;
case ByTimestamp:
cmp = region1->source()->timestamp() - region2->source()->timestamp();
break;
case ByStartInFile:
cmp = region1->start() - region2->start();
break;
case ByEndInFile:
cmp = (region1->start() + region1->length()) - (region2->start() + region2->length());
break;
case BySourceFileName:
cmp = strcasecmp (region1->source()->name().c_str(), region2->source()->name().c_str());
break;
case BySourceFileLength:
cmp = region1->source()->length() - region2->source()->length();
break;
case BySourceFileCreationDate:
cmp = region1->source()->timestamp() - region2->source()->timestamp();
break;
case BySourceFileFS:
if (region1->source()->name() == region2->source()->name()) {
cmp = strcasecmp (region1->name().c_str(), region2->name().c_str());
} else {
cmp = strcasecmp (region1->source()->name().c_str(), region2->source()->name().c_str());
}
break;
}
if (cmp < 0) {
return -1;
} else if (cmp > 0) {
return 1;
} else {
return 0;
}
}
void
Editor::reset_region_list_sort_type (RegionListSortType type)
{
if (type != region_list_sort_type) {
region_list_sort_type = type;
region_list_model->set_sort_func (0, (mem_fun (*this, &Editor::region_list_sorter)));
}
}
void
Editor::reset_region_list_sort_direction (bool up)
{
region_list_model->set_sort_column (0, up ? SORT_ASCENDING : SORT_DESCENDING);
}
void
Editor::region_list_selection_mapover (slot<void,boost::shared_ptr<Region> > sl)
{
Glib::RefPtr<TreeSelection> selection = region_list_display.get_selection();
TreeView::Selection::ListHandle_Path rows = selection->get_selected_rows ();
TreeView::Selection::ListHandle_Path::iterator i = rows.begin();
if (selection->count_selected_rows() == 0 || session == 0) {
return;
}
for (; i != rows.end(); ++i) {
TreeIter iter;
if ((iter = region_list_model->get_iter (*i))) {
sl (((*iter)[region_list_columns.region]));
}
}
}
void
Editor::hide_a_region (boost::shared_ptr<Region> r)
{
r->set_hidden (true);
}
void
Editor::remove_a_region (boost::shared_ptr<Region> r)
{
session->remove_region_from_region_list (r);
}
void
Editor::audition_region_from_region_list ()
{
region_list_selection_mapover (mem_fun (*this, &Editor::consider_auditioning));
}
void
Editor::hide_region_from_region_list ()
{
region_list_selection_mapover (mem_fun (*this, &Editor::hide_a_region));
}
void
Editor::remove_region_from_region_list ()
{
region_list_selection_mapover (mem_fun (*this, &Editor::remove_a_region));
}
void
Editor::region_list_display_drag_data_received (const RefPtr<Gdk::DragContext>& context,
int x, int y,
const SelectionData& data,
guint info, guint time)
{
vector<ustring> paths;
if (convert_drop_to_paths (paths, context, x, y, data, info, time) == 0) {
nframes_t pos = 0;
do_embed (paths, false, ImportAsRegion, 0, pos, true);
context->drag_finish (true, false, time);
}
}
bool
Editor::region_list_selection_filter (const RefPtr<TreeModel>& model, const TreeModel::Path& path, bool yn)
{
/* not possible to select rows that do not represent regions, like "Hidden" */
/// XXXX FIXME boost::shared_ptr<Region> r = ((model->get_iter (path)))[region_list_columns.region];
/// return r != 0;
return true;
}