From 00d27f0b9f10154b0af6cd00c18fc27d38a708bf Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 1 Mar 2019 14:53:39 +0100
Subject: Add button to open beamergui

---
 src/dialog.cpp | 38 +++++++++++++++++++++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

(limited to 'src/dialog.cpp')

diff --git a/src/dialog.cpp b/src/dialog.cpp
index 9472269..fb6b95e 100644
--- a/src/dialog.cpp
+++ b/src/dialog.cpp
@@ -22,6 +22,8 @@
 #include "choosersettings.h"
 #include "filedownloader.h"
 
+static bool isProcessRunning(const QString &binary);
+
 Dialog::Dialog(int defaultTab, bool examMode, QWidget *parent)
     : QDialog(parent), ui(new Ui::Dialog) {
     model_[0] = new SessionTreeModel(parent);
@@ -86,9 +88,16 @@ Dialog::Dialog(int defaultTab, bool examMode, QWidget *parent)
         this->selectPreviousSession();
     }
 
-    ui->chkAdminMode->setVisible(g_allowVmEdit);
+	ui->chkAdminMode->setVisible(g_allowVmEdit);
     ui->chkAdminMode->setEnabled(false);
 
+	ui->btnScreenSetup->setVisible(isProcessRunning("beamergui"));
+	if (QApplication::screens().size() > 1) {
+		QFont copy = ui->btnScreenSetup->font();
+		copy.setBold(true);
+		ui->btnScreenSetup->setFont(copy);
+	}
+
     // TODO: Implement bug report dialog :)
     ui->buttonBugReport->setEnabled(false);
     QObject::connect(SessionsIconHolder::get(), SIGNAL(iconDownloaded(const QUrl&, const QIcon&)),
@@ -245,6 +254,11 @@ void Dialog::on_pushButtonStart_clicked() {
     this->on_treeView_doubleClicked(ui->treeView->selectionModel()->currentIndex());
 }
 
+void Dialog::on_btnScreenSetup_clicked() {
+	qDebug() << "Wooo";
+	QProcess::startDetached("beamergui", QStringList("-w"));
+}
+
 bool Dialog::selectSession(const QString& name) {
     QModelIndex root(ui->treeView->rootIndex());
 
@@ -879,3 +893,25 @@ void Dialog::checkAutostart() {
         return;
     }
 }
+
+static bool isProcessRunning(const QString &binary)
+{
+	bool full = binary.contains('/');
+	QDir proc("/proc");
+	for (auto entry : proc.entryInfoList(QStringList(), QDir::NoDotAndDotDot | QDir::AllDirs)) {
+		if (!entry.isReadable())
+			continue;
+		QDir dest = QDir(entry.filePath() + "/exe");
+		if (!dest.isReadable())
+			continue;
+		QString wurst = dest.canonicalPath();
+		if (wurst.isEmpty())
+			continue;
+		qDebug() << wurst;
+		if (full && wurst == binary)
+			return true;
+		if (!full && wurst.mid(wurst.lastIndexOf('/') + 1) == binary)
+			return true;
+	}
+	return false;
+}
-- 
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