1 files changed, 85 insertions, 0 deletions
diff --git a/dggui/tabbutton.h b/dggui/tabbutton.h
new file mode 100644
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--- /dev/null
+++ b/dggui/tabbutton.h
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            tabbutton.h
+ *
+ *  Thu Nov 24 18:52:26 CET 2016
+ *  Copyright 2016 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo 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 Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#pragma once
+
+#include <notifier.h>
+
+#include "button_base.h"
+#include "font.h"
+#include "texturedbox.h"
+
+namespace GUI
+{
+
+class ScrollEvent;
+
+using TabID = int;
+
+class TabButton
+	: public ButtonBase
+{
+public:
+	TabButton(Widget* parent, Widget* tab_widget);
+	virtual ~TabButton();
+
+	Widget* getTabWidget();
+	std::size_t getMinimalWidth() const;
+	std::size_t getMinimalHeight() const;
+	void setActive(bool active);
+
+	TabID getID() const;
+
+	Notifier<Widget*> switchTabNotifier;
+	Notifier<float> scrollNotifier; // float delta
+
+protected:
+	// From Widget:
+	virtual void repaintEvent(RepaintEvent* e) override;
+	virtual void scrollEvent(ScrollEvent* scroll_event) override;
+
+private:
+	TabID tab_id;
+
+	void clickHandler();
+
+	Widget* tab_widget;
+	bool active{false};
+
+	TexturedBox tab_active{getImageCache(), ":resources/tab.png",
+			0, 0, // atlas offset (x, y)
+			5, 1, 5, // dx1, dx2, dx3
+			5, 13, 1}; // dy1, dy2, dy3
+
+	TexturedBox tab_passive{getImageCache(), ":resources/tab.png",
+			11, 0, // atlas offset (x, y)
+			5, 1, 5, // dx1, dx2, dx3
+			5, 13, 1}; // dy1, dy2, dy3
+
+	Font font{":resources/fontemboss.png"};
+};
+
+} // GUI::