void
LauncherApplication::setDesktopFile(const QString& desktop_file)
{
QString oldDesktopFile = this->desktop_file();
QByteArray byte_array = desktop_file.toUtf8();
gchar *file = byte_array.data();
if(desktop_file.startsWith("/")) {
/* It looks like a full path to a desktop file */
m_appInfo.reset((GAppInfo*)g_desktop_app_info_new_from_filename(file));
} else {
/* It might just be a desktop file name; let GIO look for the actual
desktop file for us */
/* The docs for g_desktop_app_info_new() says it respects "-" to "/"
substitution as per XDG Menu Spec, but it only seems to work for
exactly 1 substitution where as Wine programs often require many.
Bottom line: We must do some manual trial and error to find desktop
files in deeply nested directories.
Same workaround is implemented in Unity: plugins/unityshell/src/PlacesView.cpp:731
References:
https://bugzilla.gnome.org/show_bug.cgi?id=654566
https://bugs.launchpad.net/unity-2d/+bug/794471
*/
int slash_index;
do {
m_appInfo.reset((GAppInfo*)g_desktop_app_info_new(file));
slash_index = byte_array.indexOf("-");
if (slash_index == -1) {
break;
}
byte_array.replace(slash_index, 1, "/");
file = byte_array.data();
} while (m_appInfo.isNull());
}
/* setDesktopFile(…) may be called with the same desktop file, when e.g. the
contents of the file have changed. Some properties may have changed. */
QString newDesktopFile = this->desktop_file();
if (newDesktopFile != oldDesktopFile) {
Q_EMIT desktopFileChanged(newDesktopFile);
}
/* Emit the Changed signal on all properties that can depend on m_appInfo
m_application's properties take precedence over m_appInfo's
*/
if (m_appInfo != NULL) {
if (m_application == NULL) {
Q_EMIT nameChanged(name());
Q_EMIT iconChanged(icon());
}
Q_EMIT executableChanged(executable());
}
/* Update the list of static shortcuts
(quicklist entries defined in the desktop file). */
m_staticShortcuts.reset(indicator_desktop_shortcuts_new(newDesktopFile.toUtf8().constData(), "Unity"));
monitorDesktopFile(newDesktopFile);
}
void Updater::run() {
connect(ai, SIGNAL(startUpdate(QList<FileUpdate>)), this, SLOT(startUpdate(QList<FileUpdate>)));
connect(dm, SIGNAL(downloadsFinished(QList<FileUpdate>)), this, SLOT(downloadFinished(QList<FileUpdate>)));
connect(ai, SIGNAL(applicationClosed(bool)), this, SLOT(startExchange(bool)));
connect(ai, SIGNAL(executableChanged(QString)), this, SLOT(setExecutable(QString)));
connect(fh, SIGNAL(exchangingFinished(bool)), this, SLOT(exchangeFinished(bool)));
connect(dm, SIGNAL(error(QString)), ai, SLOT(sendError(QString)));
connect(fh, SIGNAL(error(QString)), ai, SLOT(sendError(QString)));
connect(ai, SIGNAL(close()), this, SLOT(closeRequested()));
}
void
LauncherApplication::setSnStartupSequence(SnStartupSequence* sequence)
{
if (sequence != NULL) {
if (!sn_startup_sequence_get_completed(sequence)) {
/* 'launching' property becomes true for a few seconds */
m_launching_timer.start();
} else {
m_launching_timer.stop();
}
sn_startup_sequence_ref(sequence);
}
m_snStartupSequence.reset(sequence);
nameChanged(name());
iconChanged(icon());
executableChanged(executable());
launchingChanged(launching());
}
