Load chat background from embedded resources

tools/chatgui/src/chatview.cpp

@@ -6,7 +6,6 @@
 #include <QPainter>
 #include <QClipboard>
 #include <QApplication>
-#include <QDebug>
 #include <QMouseEvent>
 #include <QKeyEvent>
 #include <QScrollBar>
@@ -60,9 +59,10 @@ ChatView::ChatView(QWidget *parent)
 
 void ChatView::setBackgroundImage(const QString &path) {
     if (!m_background.load(path)) {
-        qWarning() << "ChatView: failed to load background" << path;
+        GUI_WARN("ChatView: failed to load background path=%s", qPrintable(path));
         return;
     }
+    GUI_DEBUG("ChatView: background loaded path=%s size=%dx%d", qPrintable(path), m_background.width(), m_background.height());
     viewport()->update();
 }
 

tools/chatgui/src/messagelist.cpp

@@ -558,7 +558,7 @@ MessageList::MessageList(DbManager* db, AudioRecorder* recorder, QWidget *parent
     m_view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     m_view->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
     m_view->setFrameShape(QFrame::NoFrame);
-    m_view->setBackgroundImage("../resources/bg.png");
+    m_view->setBackgroundImage(QStringLiteral(":/bg.png"));
     layout->addWidget(m_view, 1);
 
     if (s_icons.empty()) {