1 files changed, 34 insertions, 0 deletions
diff --git a/Swift/QtUI/QtEmojisScroll.cpp b/Swift/QtUI/QtEmojisScroll.cpp
new file mode 100644
index 0000000..3e9969b
--- /dev/null
+++ b/Swift/QtUI/QtEmojisScroll.cpp
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2016-2017 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+#include <Swift/QtUI/QtEmojisScroll.h>
+
+#include <QLayout>
+#include <QScrollArea>
+#include <QStyle>
+
+#include <Swift/QtUI/QtEmojisGrid.h>
+#include <Swift/QtUI/QtRecentEmojisGrid.h>
+
+namespace Swift {
+    QtEmojisScroll::QtEmojisScroll(QGridLayout* emojiLayout, QWidget *parent) : QWidget(parent) {
+        auto selector = new QWidget();
+        auto scrollArea = new QScrollArea();
+        scrollArea->setWidgetResizable(true);
+        scrollArea->setWidget(selector);
+        // Set minimum width to fit GridLayout (no horizontal ScrollBar)
+        const int margin = style()->pixelMetric(QStyle::PM_MenuHMargin) * 2;
+        scrollArea->setMinimumWidth((emojiLayout->columnCount()+1)*(emojiLayout->columnMinimumWidth(0)+emojiLayout->spacing())+margin);
+        // Set height according to width (better ratio)
+        const double ratio = 16.0/9.0; //ratio width/height
+        scrollArea->setMinimumHeight(scrollArea->minimumWidth()/ratio);
+        selector->setLayout(emojiLayout);
+
+        this->setLayout(new QVBoxLayout);
+        this->layout()->addWidget(scrollArea);
+        this->layout()->setContentsMargins(0,0,0,0);
+    }
+}