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#include <iostream>
#include <glibmm/regex.h>
#include "gtkmm2ext/keyboard.h"
#include "ardour/midi_patch_manager.h"
#include "ardour_ui.h"
#include "midi_region_view.h"
#include "canvas-program-change.h"
#include "editor.h"
#include "editor_drag.h"
using namespace Gnome::Canvas;
using namespace MIDI::Name;
using namespace std;
/** @param x x position in pixels.
* @param event_time PC time in beats, with respect to the start of the source.
*/
CanvasProgramChange::CanvasProgramChange(
MidiRegionView& region,
Group& parent,
const string& text,
double height,
double x,
double y,
string& model_name,
string& custom_device_mode,
double event_time,
uint8_t channel,
uint8_t program)
: CanvasFlag(
region,
parent,
height,
ARDOUR_UI::config()->canvasvar_MidiProgramChangeOutline.get(),
ARDOUR_UI::config()->canvasvar_MidiProgramChangeFill.get(),
x,
y)
, _model_name(model_name)
, _custom_device_mode(custom_device_mode)
, _event_time(event_time)
, _channel(channel)
, _program(program)
, _popup_initialized(false)
{
set_text(text);
}
CanvasProgramChange::~CanvasProgramChange()
{
}
void
CanvasProgramChange::initialize_popup_menus()
{
boost::shared_ptr<ChannelNameSet> channel_name_set =
MidiPatchManager::instance()
.find_channel_name_set(_model_name, _custom_device_mode, _channel);
if (!channel_name_set) {
return;
}
const ChannelNameSet::PatchBanks& patch_banks = channel_name_set->patch_banks();
// fill popup menu:
Gtk::Menu::MenuList& patch_bank_menus = _popup.items();
for (ChannelNameSet::PatchBanks::const_iterator bank = patch_banks.begin();
bank != patch_banks.end();
++bank) {
Glib::RefPtr<Glib::Regex> underscores = Glib::Regex::create("_");
std::string replacement(" ");
Gtk::Menu& patch_bank_menu = *manage(new Gtk::Menu());
const PatchBank::PatchNameList& patches = (*bank)->patch_name_list();
Gtk::Menu::MenuList& patch_menus = patch_bank_menu.items();
for (PatchBank::PatchNameList::const_iterator patch = patches.begin();
patch != patches.end();
++patch) {
std::string name = underscores->replace((*patch)->name().c_str(), -1, 0, replacement);
patch_menus.push_back(
Gtk::Menu_Helpers::MenuElem(
name,
sigc::bind(
sigc::mem_fun(*this, &CanvasProgramChange::on_patch_menu_selected),
(*patch)->patch_primary_key())) );
}
std::string name = underscores->replace((*bank)->name().c_str(), -1, 0, replacement);
patch_bank_menus.push_back(
Gtk::Menu_Helpers::MenuElem(
name,
patch_bank_menu) );
}
}
void
CanvasProgramChange::on_patch_menu_selected(const PatchPrimaryKey& key)
{
cerr << " got patch program number " << key.program_number << endl;
_region.program_selected(*this, key);
}
bool
CanvasProgramChange::on_event (GdkEvent* ev)
{
switch (ev->type) {
case GDK_BUTTON_PRESS:
{
/* XXX: icky dcast */
Editor* e = dynamic_cast<Editor*> (&_region.get_time_axis_view().editor());
if (e->current_mouse_mode() == Editing::MouseObject && e->internal_editing()) {
if (Gtkmm2ext::Keyboard::is_delete_event (&ev->button)) {
_region.delete_program_change (this);
return true;
} else if (ev->button.button == 1) {
e->drags()->set (new ProgramChangeDrag (e, this, &_region), ev);
return true;
}
}
if (ev->button.button == 3) {
if (!_popup_initialized) {
initialize_popup_menus();
_popup_initialized = true;
}
_popup.popup(ev->button.button, ev->button.time);
return true;
}
break;
}
case GDK_KEY_PRESS:
switch (ev->key.keyval) {
case GDK_Up:
case GDK_KP_Up:
case GDK_uparrow:
_region.previous_program(*this);
break;
case GDK_Down:
case GDK_KP_Down:
case GDK_downarrow:
_region.next_program(*this);
break;
default:
break;
}
break;
case GDK_SCROLL:
if (ev->scroll.direction == GDK_SCROLL_UP) {
_region.previous_program(*this);
return true;
} else if (ev->scroll.direction == GDK_SCROLL_DOWN) {
_region.next_program(*this);
return true;
}
break;
default:
break;
}
return false;
}
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