New Toggle class which includes the basic functionality of CheckBox

1 files changed, 129 insertions, 0 deletions

diff --git a/plugingui/toggle.cc b/plugingui/toggle.cc
new file mode 100644
index 0000000..8168534
--- /dev/null
+++ b/plugingui/toggle.cc
@@ -0,0 +1,129 @@
+/* -*- Mode: c++ -*- */
+/***************************************************************************
+ *            toggle.cc
+ *
+ *  Wed Mar 22 22:58:57 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.
+ */
+#include "toggle.h"
+
+namespace GUI
+{
+
+Toggle::Toggle(Widget* parent)
+	: Widget(parent)
+{
+}
+
+void Toggle::buttonEvent(ButtonEvent* buttonEvent)
+{
+	// Ignore everything except left clicks.
+	if(buttonEvent->button != MouseButton::left)
+	{
+		return;
+	}
+
+	if((buttonEvent->direction == Direction::up) || buttonEvent->doubleClick)
+	{
+		buttonDown = false;
+		clicked = false;
+		if(inCheckbox)
+		{
+			internalSetChecked(!state);
+		}
+	}
+	else
+	{
+		buttonDown = true;
+		clicked = true;
+	}
+
+	redraw();
+}
+
+void Toggle::setText(std::string text)
+{
+	_text = text;
+	redraw();
+}
+
+void Toggle::keyEvent(KeyEvent* keyEvent)
+{
+	if(keyEvent->keycode == Key::character && keyEvent->text == " ")
+	{
+		if(keyEvent->direction == Direction::up)
+		{
+			clicked = false;
+			internalSetChecked(!state);
+		}
+		else
+		{
+			clicked = true;
+		}
+
+		redraw();
+	}
+}
+
+bool Toggle::checked()
+{
+	return state;
+}
+
+void Toggle::setChecked(bool c)
+{
+	internalSetChecked(c);
+}
+
+void Toggle::mouseLeaveEvent()
+{
+	inCheckbox = false;
+	if(buttonDown)
+	{
+		clicked = false;
+		redraw();
+	}
+}
+
+void Toggle::mouseEnterEvent()
+{
+	inCheckbox = true;
+	if(buttonDown)
+	{
+		clicked = true;
+		redraw();
+	}
+}
+
+void Toggle::internalSetChecked(bool checked)
+{
+	if(state == checked)
+	{
+		return;
+	}
+
+	state = checked;
+	stateChangedNotifier(state);
+	redraw();
+}
+
+} // GUI::