summaryrefslogtreecommitdiff
path: root/gtk2_ardour/canvas-program-change.cc
blob: d544d9d8aa21f1109e2f005feaeea8ff0f992fa5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
#include <iostream>

#include <glibmm/regex.h>

#include "ardour/midi_patch_manager.h"
#include "ardour_ui.h"
#include "midi_region_view.h"
#include "canvas-program-change.h"

using namespace Gnome::Canvas;
using namespace MIDI::Name;
using namespace std;

CanvasProgramChange::CanvasProgramChange(
		MidiRegionView&                       region,
		Group&                                parent,
		string&                               text,
		double                                height,
		double                                x,
		double                                y,
		string&                               model_name,
		string&                               custom_device_mode,
		nframes_t                             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("_");
		Glib::ustring 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) {
			Glib::ustring 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())) );		
		}


		Glib::ustring 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:
		if (ev->button.button == 3) {
			// lazy init
			if (!_popup_initialized) {
				initialize_popup_menus();
				_popup_initialized = true;
			}
		    _popup.popup(ev->button.button, ev->button.time);
			return true;
		}
		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;
}