From 9d90b97ba31c47ae093650601f4643737d4768a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20T=C5=AFma?= <tumic@cbox.cz>
Date: Tue, 4 Oct 2016 10:16:46 +0200
Subject: [PATCH] Added support for drag&drop

---
 src/gui.cpp      | 23 +++++++++++++++++++++++
 src/gui.h        |  2 ++
 src/pathview.cpp |  1 +
 3 files changed, 26 insertions(+)

diff --git a/src/gui.cpp b/src/gui.cpp
index fa3ad6ec..fb724696 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -18,6 +18,7 @@
 #include <QLabel>
 #include <QSettings>
 #include <QLocale>
+#include <QMimeData>
 #include <QPixmapCache>
 #include "config.h"
 #include "icons.h"
@@ -1173,6 +1174,28 @@ void GUI::closeEvent(QCloseEvent *event)
 	event->accept();
 }
 
+void GUI::dragEnterEvent(QDragEnterEvent *event)
+{
+	if (!event->mimeData()->hasUrls())
+		return;
+	if (event->proposedAction() != Qt::CopyAction)
+		return;
+
+	QList<QUrl> urls = event->mimeData()->urls();
+	for (int i = 0; i < urls.size(); i++)
+		if (!urls.at(i).isLocalFile())
+			return;
+
+	event->acceptProposedAction();
+}
+
+void GUI::dropEvent(QDropEvent *event)
+{
+	QList<QUrl> urls = event->mimeData()->urls();
+	for (int i = 0; i < urls.size(); i++)
+		openFile(urls.at(i).toLocalFile());
+}
+
 void GUI::writeSettings()
 {
 	QSettings settings(APP_NAME, APP_NAME);
diff --git a/src/gui.h b/src/gui.h
index 745c3aaf..673930d8 100644
--- a/src/gui.h
+++ b/src/gui.h
@@ -110,6 +110,8 @@ private:
 
 	void keyPressEvent(QKeyEvent *event);
 	void closeEvent(QCloseEvent *event);
+	void dragEnterEvent(QDragEnterEvent *event);
+	void dropEvent(QDropEvent *event);
 
 	QToolBar *_fileToolBar;
 	QToolBar *_showToolBar;
diff --git a/src/pathview.cpp b/src/pathview.cpp
index e34d0ee8..c2f34af2 100644
--- a/src/pathview.cpp
+++ b/src/pathview.cpp
@@ -26,6 +26,7 @@ PathView::PathView(QWidget *parent)
 	setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 	setRenderHints(QPainter::Antialiasing);
+	setAcceptDrops(false);
 
 	_mapScale = new ScaleItem();
 	_mapScale->setZValue(2.0);