Advanced channel filters (#1748)

Adds custom channel filters complete with their own mini-language. Filters can be created in settings, and applied by clicking the three dots to open the Split menu and selecting "Set filters".

src/messages/Message.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "common/FlagsEnum.hpp"
+#include "providers/twitch/TwitchBadge.hpp"
 #include "widgets/helper/ScrollbarHighlight.hpp"
 
 #include <QTime>
@@ -58,6 +59,10 @@ struct Message : boost::noncopyable {
     QString displayName;
     QString localizedName;
     QString timeoutUser;
+    QString channelName;
+    QColor usernameColor;
+    std::vector<Badge> badges;
+    std::map<QString, QString> badgeInfos;
     std::shared_ptr<QColor> highlightColor;
     uint32_t count = 1;
     std::vector<std::unique_ptr<MessageElement>> elements;

src/messages/layouts/MessageLayout.cpp

@@ -115,7 +115,6 @@ bool MessageLayout::layout(int width, float scale, MessageElementFlags flags)
 void MessageLayout::actuallyLayout(int width, MessageElementFlags flags)
 {
     this->layoutCount_++;
-
     auto messageFlags = this->message_->flags;
 
     if (this->flags.has(MessageLayoutFlag::Expanded) ||
@@ -272,6 +271,9 @@ void MessageLayout::paint(QPainter &painter, int width, int y, int messageIndex,
 void MessageLayout::updateBuffer(QPixmap *buffer, int /*messageIndex*/,
                                  Selection & /*selection*/)
 {
+    if (buffer->isNull())
+        return;
+
     auto app = getApp();
     auto settings = getSettings();