Add custom image functionality for inline mod buttons. (#5369)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/controllers/moderationactions/ModerationActionModel.cpp

@@ -1,13 +1,19 @@
 #include "controllers/moderationactions/ModerationActionModel.hpp"
 
 #include "controllers/moderationactions/ModerationAction.hpp"
+#include "messages/Image.hpp"
+#include "util/LoadPixmap.hpp"
+#include "util/PostToThread.hpp"
 #include "util/StandardItemHelper.hpp"
 
+#include <QIcon>
+#include <QPixmap>
+
 namespace chatterino {
 
 // commandmodel
 ModerationActionModel ::ModerationActionModel(QObject *parent)
-    : SignalVectorModel<ModerationAction>(1, parent)
+    : SignalVectorModel<ModerationAction>(2, parent)
 {
 }
 
@@ -15,14 +21,31 @@ ModerationActionModel ::ModerationActionModel(QObject *parent)
 ModerationAction ModerationActionModel::getItemFromRow(
     std::vector<QStandardItem *> &row, const ModerationAction &original)
 {
-    return ModerationAction(row[0]->data(Qt::DisplayRole).toString());
+    return ModerationAction(
+        row[Column::Command]->data(Qt::DisplayRole).toString(),
+        row[Column::Icon]->data(Qt::UserRole).toString());
 }
 
 // turns a row in the model into a vector item
 void ModerationActionModel::getRowFromItem(const ModerationAction &item,
                                            std::vector<QStandardItem *> &row)
 {
-    setStringItem(row[0], item.getAction());
+    setStringItem(row[Column::Command], item.getAction());
+    setFilePathItem(row[Column::Icon], item.iconPath());
+    if (!item.iconPath().isEmpty())
+    {
+        auto oImage = item.getImage();
+        assert(oImage.has_value());
+        if (oImage.has_value())
+        {
+            auto url = oImage->get()->url();
+            loadPixmapFromUrl(url, [row](const QPixmap &pixmap) {
+                postToThread([row, pixmap]() {
+                    row[Column::Icon]->setData(pixmap, Qt::DecorationRole);
+                });
+            });
+        }
+    }
 }
 
 }  // namespace chatterino