summaryrefslogtreecommitdiff
path: root/gtk2_ardour/windows_vst_plugin_ui.cc
blob: 0652168f5bb7f5173a0bcd3c46a49e80cd24e71d (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
/*
    Copyright (C) 2004 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.

*/

#include <fst.h>
#include <gtk/gtk.h>
#include <gtk/gtksocket.h>
#include "ardour/plugin_insert.h"
#include "ardour/windows_vst_plugin.h"

#include "windows_vst_plugin_ui.h"

#include <gdk/gdkx.h>

using namespace Gtk;
using namespace ARDOUR;
using namespace PBD;

WindowsVSTPluginUI::WindowsVSTPluginUI (boost::shared_ptr<PluginInsert> pi, boost::shared_ptr<VSTPlugin> vp)
	: VSTPluginUI (pi, vp)
{
	fst_run_editor (_vst->state());

	pack_start (plugin_analysis_expander, true, true);
}

WindowsVSTPluginUI::~WindowsVSTPluginUI ()
{
	// plugin destructor destroys the custom GUI, via Windows fun-and-games,
	// and then our PluginUIWindow does the rest
}

int
WindowsVSTPluginUI::package (Gtk::Window& win)
{
	VSTPluginUI::package (win);

	fst_move_window_into_view (_vst->state ());

	return 0;
}

void
WindowsVSTPluginUI::forward_key_event (GdkEventKey* ev)
{
	if (ev->type != GDK_KEY_PRESS) {
		return;
	}

	VSTState* fst = _vst->state ();
	pthread_mutex_lock (&fst->lock);

	if (fst->n_pending_keys == (sizeof (fst->pending_keys) * sizeof (VSTKey))) {
		/* buffer full */
		return;
	}
	
	int special_windows_key = 0;
	int character_windows_key = 0;
	
	switch (ev->keyval) {
	case GDK_Left:
		special_windows_key = 0x25;
		break;
	case GDK_Right:
		special_windows_key = 0x27;
		break;
	case GDK_Up:
		special_windows_key = 0x26;
		break;
	case GDK_Down:
		special_windows_key = 0x28;
		break;
	case GDK_Return:
	case GDK_KP_Enter:
		special_windows_key = 0xd;
		break;
	default:
		character_windows_key = ev->keyval;
		break;
	}
	
	fst->pending_keys[fst->n_pending_keys].special = special_windows_key;
	fst->pending_keys[fst->n_pending_keys].character = character_windows_key;
	fst->n_pending_keys++;
	
	pthread_mutex_unlock (&fst->lock);
}

int
WindowsVSTPluginUI::get_XID ()
{
	return _vst->state()->xid;
}

typedef int (*error_handler_t)( Display *, XErrorEvent *);
static Display *the_gtk_display;
static error_handler_t wine_error_handler;
static error_handler_t gtk_error_handler;

static int
fst_xerror_handler (Display* disp, XErrorEvent* ev)
{
	if (disp == the_gtk_display) {
		printf ("relaying error to gtk\n");
		return gtk_error_handler (disp, ev);
	} else {
		printf( "relaying error to wine\n" );
		return wine_error_handler (disp, ev);
	}
}

void
windows_vst_gui_init (int *argc, char **argv[])
{
	wine_error_handler = XSetErrorHandler (NULL);
	gtk_init (argc, argv);
	the_gtk_display = gdk_x11_display_get_xdisplay (gdk_display_get_default());
	gtk_error_handler = XSetErrorHandler (fst_xerror_handler);
}