Added old abandoned KDE3 version of the RoseGarden MIDI tool

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/rosegarden@1097595 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 234 insertions, 0 deletions

diff --git a/src/gui/studio/AudioPluginOSCGUI.cpp b/src/gui/studio/AudioPluginOSCGUI.cpp
new file mode 100644
index 0000000..106cbbe
--- /dev/null
+++ b/src/gui/studio/AudioPluginOSCGUI.cpp
@@ -0,0 +1,234 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <glaurent@telegraph-road.org>,
+        Chris Cannam        <cannam@all-day-breakfast.com>,
+        Richard Bown        <richard.bown@ferventsoftware.com>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifdef HAVE_LIBLO
+
+#include "AudioPluginOSCGUI.h"
+
+#include "misc/Debug.h"
+#include "misc/Strings.h"
+#include "base/AudioPluginInstance.h"
+#include "base/Exception.h"
+#include "sound/PluginIdentifier.h"
+#include <kprocess.h>
+#include <qdir.h>
+#include <qfileinfo.h>
+#include <qstring.h>
+#include <algorithm>
+
+
+namespace Rosegarden
+{
+
+AudioPluginOSCGUI::AudioPluginOSCGUI(AudioPluginInstance *instance,
+                                     QString serverURL, QString friendlyName) :
+        m_gui(0),
+        m_address(0),
+        m_basePath(""),
+        m_serverUrl(serverURL)
+{
+    QString identifier = strtoqstr(instance->getIdentifier());
+
+    QString filePath = getGUIFilePath(identifier);
+    if (!filePath) {
+        throw Exception("No GUI found");
+    }
+
+    QString type, soName, label;
+    PluginIdentifier::parseIdentifier(identifier, type, soName, label);
+    QFileInfo soInfo(soName);
+
+    // arguments: osc url, dll name, label, instance tag
+
+    m_gui = new KProcess();
+
+    *m_gui << filePath
+    << m_serverUrl
+    << soInfo.fileName()
+    << label
+    << friendlyName;
+
+    RG_DEBUG << "AudioPluginOSCGUI::AudioPluginOSCGUI: Starting process "
+    << filePath << " " << m_serverUrl << " "
+    << soInfo.fileName() << " " << label << " " << friendlyName << endl;
+
+    if (!m_gui->start(KProcess::NotifyOnExit, KProcess::NoCommunication)) {
+        RG_DEBUG << "AudioPluginOSCGUI::AudioPluginOSCGUI: Couldn't start process " << filePath << endl;
+        delete m_gui;
+        m_gui = 0;
+        throw Exception("Failed to start GUI");
+    }
+}
+
+AudioPluginOSCGUI::~AudioPluginOSCGUI()
+{
+    quit();
+}
+
+QString
+AudioPluginOSCGUI::getGUIFilePath(QString identifier)
+{
+    QString type, soName, label;
+    PluginIdentifier::parseIdentifier(identifier, type, soName, label);
+
+    RG_DEBUG << "AudioPluginOSCGUI::getGUIFilePath(" << identifier << ")" << endl;
+
+    QFileInfo soInfo(soName);
+    if (soInfo.isRelative()) {
+        //!!!
+        RG_DEBUG << "AudioPluginOSCGUI::AudioPluginOSCGUI: Unable to deal with relative .so path \"" << soName << "\" in identifier \"" << identifier << "\" yet" << endl;
+        throw Exception("Can't deal with relative .soname");
+    }
+
+    QDir dir(soInfo.dir());
+    QString fileBase(soInfo.baseName(TRUE));
+
+    if (!dir.cd(fileBase)) {
+        RG_DEBUG << "AudioPluginOSCGUI::AudioPluginOSCGUI: No GUI subdir for plugin .so " << soName << endl;
+        throw Exception("No GUI subdir available");
+    }
+
+    const QFileInfoList *list = dir.entryInfoList();
+
+    // in order of preference:
+    const char *suffixes[] = { "_rg", "_kde", "_qt", "_gtk2", "_gtk", "_x11", "_gui"
+                             };
+    int nsuffixes = sizeof(suffixes) / sizeof(suffixes[0]);
+
+    for (int k = 0; k <= nsuffixes; ++k) {
+
+        for (int fuzzy = 0; fuzzy <= 1; ++fuzzy) {
+
+            QFileInfoListIterator i(*list);
+            QFileInfo *info;
+
+            while ((info = i.current()) != 0) {
+
+                RG_DEBUG << "Looking at " << info->fileName() << " in path "
+                << info->filePath() << " for suffix " << (k == nsuffixes ? "(none)" : suffixes[k]) << ", fuzzy " << fuzzy << endl;
+
+                ++i;
+
+                if (!(info->isFile() || info->isSymLink())
+                        || !info->isExecutable()) {
+                    RG_DEBUG << "(not executable)" << endl;
+                    continue;
+                }
+
+                if (fuzzy) {
+                    if (info->fileName().left(fileBase.length()) != fileBase)
+                        continue;
+                    RG_DEBUG << "(is file base)" << endl;
+                } else {
+                    if (info->fileName().left(label.length()) != label)
+                        continue;
+                    RG_DEBUG << "(is label)" << endl;
+                }
+
+                if (k == nsuffixes || info->fileName().lower().endsWith(suffixes[k])) {
+                    RG_DEBUG << "(ends with suffix " << (k == nsuffixes ? "(none)" : suffixes[k]) << " or out of suffixes)" << endl;
+                    return info->filePath();
+                }
+                RG_DEBUG << "(doesn't end with suffix " << (k == nsuffixes ? "(none)" : suffixes[k]) << ")" << endl;
+            }
+        }
+    }
+
+    return QString();
+}
+
+void
+AudioPluginOSCGUI::setGUIUrl(QString url)
+{
+    if (m_address)
+        lo_address_free(m_address);
+
+    char *host = lo_url_get_hostname(url);
+    char *port = lo_url_get_port(url);
+    m_address = lo_address_new(host, port);
+    free(host);
+    free(port);
+
+    m_basePath = lo_url_get_path(url);
+}
+
+void
+AudioPluginOSCGUI::show()
+{
+    RG_DEBUG << "AudioPluginOSCGUI::show" << endl;
+
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/show";
+    lo_send(m_address, path, "");
+}
+
+void
+AudioPluginOSCGUI::hide()
+{
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/hide";
+    lo_send(m_address, path, "");
+}
+
+void
+AudioPluginOSCGUI::quit()
+{
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/quit";
+    lo_send(m_address, path, "");
+}
+
+void
+AudioPluginOSCGUI::sendProgram(int bank, int program)
+{
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/program";
+    lo_send(m_address, path, "ii", bank, program);
+}
+
+void
+AudioPluginOSCGUI::sendPortValue(int port, float value)
+{
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/control";
+    lo_send(m_address, path, "if", port, value);
+}
+
+void
+AudioPluginOSCGUI::sendConfiguration(QString key, QString value)
+{
+    if (!m_address)
+        return ;
+    QString path = m_basePath + "/configure";
+    lo_send(m_address, path, "ss", key.data(), value.data());
+}
+
+}
+
+#endif