1 files changed, 54 insertions, 0 deletions
diff --git a/src/util/geticon.cpp b/src/util/geticon.cpp
new file mode 100644
index 0000000..5658798
--- /dev/null
+++ b/src/util/geticon.cpp
@@ -0,0 +1,54 @@
+/*********
+*
+* This file is part of BibleTime's source code, http://www.bibletime.info/.
+*
+* Copyright 1999-2014 by the BibleTime developers.
+* The BibleTime source code is licensed under the GNU General Public License version 2.0.
+*
+**********/
+
+#include "geticon.h"
+
+#include <QDebug>
+#include <QFile>
+#include <QMap>
+#include "util/directory.h"
+
+namespace util {
+
+static QMap<QString, QIcon> iconCache;
+static const QIcon nullIcon;
+
+const QIcon& getIcon(const QString & name) {
+    QString plainName(name);
+    if (plainName.endsWith(".svg", Qt::CaseInsensitive))
+        plainName.chop(4);
+
+    const QMap<QString, QIcon>::const_iterator i = iconCache.find(plainName);
+    if (i != iconCache.end())
+        return *i;
+
+    const QString iconDir = util::directory::getIconDir().canonicalPath();
+    QString iconFileName = iconDir + "/" + plainName + ".svg";
+    if (QFile(iconFileName).exists())
+        return *iconCache.insert(plainName, QIcon(iconFileName));
+
+    iconFileName = iconDir + "/" + plainName + ".png";
+    if (QFile(iconFileName).exists())
+        return *iconCache.insert(plainName, QIcon(iconFileName));
+
+    if (plainName != "default") {
+        qWarning() << "Cannot find icon file" << iconFileName
+                   << ", using default icon.";
+        return getIcon("default");
+    }
+
+    qWarning() << "Cannot find default icon" << iconFileName
+               << ", using null icon.";
+    return nullIcon;
+}
+
+void clearIconCache() {
+    iconCache.clear();
+}
+}