diff options
author | Bent Bisballe Nyeng <deva@aasimon.org> | 2020-12-29 16:09:43 +0100 |
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committer | Bent Bisballe Nyeng <deva@aasimon.org> | 2020-12-29 16:39:54 +0100 |
commit | 645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch) | |
tree | c6311afab3900d2dd2aecbfbe1ac348d0e48c428 /dggui/scrollbar.h | |
parent | dce64999d3325c5b55499d6ba657066efa48fbff (diff) |
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'dggui/scrollbar.h')
-rw-r--r-- | dggui/scrollbar.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/dggui/scrollbar.h b/dggui/scrollbar.h new file mode 100644 index 0000000..5e60673 --- /dev/null +++ b/dggui/scrollbar.h @@ -0,0 +1,74 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * scrollbar.h + * + * Sun Apr 14 12:54:58 CEST 2013 + * Copyright 2013 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 <limits> + +#include "widget.h" +#include "texture.h" +#include "notifier.h" + +namespace GUI { + +class ScrollBar : public Widget { + friend class ListBoxBasic; +public: + ScrollBar(Widget *parent); + + void setRange(int range); + int range(); + + void setMaximum(int max); + int maximum(); + + void addValue(int delta); + void setValue(int value); + int value(); + + Notifier<int> valueChangeNotifier; // (int value) + +protected: + // From Widget: + bool catchMouse() override { return true; } + void scrollEvent(ScrollEvent* scrollEvent) override; + void repaintEvent(RepaintEvent* repaintEvent) override; + void buttonEvent(ButtonEvent* buttonEvent) override; + void mouseMoveEvent(MouseMoveEvent* mouseMoveEvent) override; + +private: + int maxValue{100}; + int currentValue{0}; + int rangeValue{10}; + + int yOffset{0}; + int valueOffset{0}; + bool dragging{false}; + + Texture bg_img{getImageCache(), ":resources/widget.png", 7, 7, 1, 63}; +}; + +} // GUI:: |