Add DynamicGridWidget

gui/include/dynamicgridwidget.h

@@ -0,0 +1,52 @@
+/*
+ * This file is part of Chiaki.
+ *
+ * Chiaki is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Chiaki is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Chiaki.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef CHIAKI_DYNAMICGRIDWIDGET_H
+#define CHIAKI_DYNAMICGRIDWIDGET_H
+
+#include <QWidget>
+
+class QGridLayout;
+
+class DynamicGridWidget : public QWidget
+{
+	Q_OBJECT
+
+	private:
+		QGridLayout *layout;
+		QList<QWidget *> widgets;
+		unsigned int item_width;
+		unsigned int columns;
+
+		void UpdateLayout();
+		void UpdateLayoutIfNecessary();
+		unsigned int CalculateColumns();
+
+	protected:
+		void resizeEvent(QResizeEvent *) override { UpdateLayoutIfNecessary(); }
+
+	public:
+		explicit DynamicGridWidget(unsigned int item_width, QWidget *parent = nullptr);
+
+		void AddWidget(QWidget *widget);
+		void RemoveWidget(QWidget *widget);
+
+		void SetItemWidth(int item_width) { this->item_width = item_width; UpdateLayoutIfNecessary(); }
+
+};
+
+#endif //CHIAKI_DYNAMICGRIDWIDGET_H