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authorBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:09:43 +0100
committerBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:39:54 +0100
commit645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch)
treec6311afab3900d2dd2aecbfbe1ac348d0e48c428 /dggui/scrollbar.h
parentdce64999d3325c5b55499d6ba657066efa48fbff (diff)
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'dggui/scrollbar.h')
-rw-r--r--dggui/scrollbar.h74
1 files changed, 74 insertions, 0 deletions
diff --git a/dggui/scrollbar.h b/dggui/scrollbar.h
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+++ b/dggui/scrollbar.h
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+/* -*- 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::