Split UI code into application/plugin UI and UI library.

1 files changed, 115 insertions, 0 deletions

diff --git a/dggui/frame.h b/dggui/frame.h
new file mode 100644
index 0000000..db26ea9
--- /dev/null
+++ b/dggui/frame.h
@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            frame.h
+ *
+ *  Tue Feb  7 21:07:56 CET 2017
+ *  Copyright 2017 André Nusser
+ *  andre.nusser@googlemail.com
+ ****************************************************************************/
+
+/*
+ *  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 "font.h"
+#include "powerbutton.h"
+#include "helpbutton.h"
+#include "widget.h"
+
+namespace GUI
+{
+
+class FrameWidget
+	: public Widget
+{
+public:
+	FrameWidget(Widget* parent, bool has_switch = false, bool has_help_text = false);
+	virtual ~FrameWidget() = default;
+
+	// From Widget:
+	virtual bool isFocusable() override { return false; }
+	virtual bool catchMouse() override { return false; }
+
+	bool isSwitchedOn() { return is_switched_on; }
+
+	void setTitle(const std::string& title);
+	void setHelpText(const std::string& help_text);
+	void setContent(Widget* content);
+
+	void setOnSwitch(bool on);
+	void setEnabled(bool enabled);
+
+	Notifier<bool> onSwitchChangeNotifier; // (bool on)
+	Notifier<bool> onEnabledChanged; // (bool enabled)
+
+protected:
+	// From Widget:
+	virtual void repaintEvent(RepaintEvent* repaintEvent) override;
+
+	//! Callback for Widget::sizeChangeNotifier
+	void sizeChanged(int width, int height);
+
+	bool enabled = true;
+
+private:
+	//
+	// upper bar
+	//
+
+	// label
+	Font font;
+	std::string title;
+	GUI::Colour label_colour{0.1};
+	GUI::Colour label_colour_disabled{0.5};
+	std::size_t label_width;
+
+	// switch
+	bool is_switched_on;
+	PowerButton power_button{this};
+	HelpButton help_button{this};
+
+	void powerButtonStateChanged(bool clicked);
+
+	// grey box
+	int bar_height;
+	GUI::Colour grey_box_colour{0.7};
+	GUI::Colour grey_box_colour_disabled{0.7};
+	GUI::Colour background_colour{0.85, 0.8};
+
+	//
+	// content
+	//
+
+	// content frame
+	GUI::Colour frame_colour_top{0.95};
+	GUI::Colour frame_colour_bottom{0.4};
+	GUI::Colour frame_colour_side{0.6};
+
+	// content box
+	Widget* content{nullptr};
+	int content_margin{12};
+
+	int content_start_x;
+	int content_start_y;
+	int content_width;
+	int content_height;
+};
+
+} // GUI::