First check-in of the "jucequake": a major re-organisation of the library to break it up into modules. For more details about this, see the website forum..

modules/juce_gui_basics/buttons/juce_ArrowButton.cpp

@@ -0,0 +1,76 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library - "Jules' Utility Class Extensions"
+   Copyright 2004-11 by Raw Material Software Ltd.
+
+  ------------------------------------------------------------------------------
+
+   JUCE can be redistributed and/or modified under the terms of the GNU General
+   Public License (Version 2), as published by the Free Software Foundation.
+   A copy of the license is included in the JUCE distribution, or can be found
+   online at www.gnu.org/licenses.
+
+   JUCE 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 General Public License for more details.
+
+  ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.rawmaterialsoftware.com/juce for more information.
+
+  ==============================================================================
+*/
+
+BEGIN_JUCE_NAMESPACE
+
+//==============================================================================
+ArrowButton::ArrowButton (const String& name,
+                          float arrowDirectionInRadians,
+                          const Colour& arrowColour)
+   : Button (name),
+     colour (arrowColour)
+{
+    path.lineTo (0.0f, 1.0f);
+    path.lineTo (1.0f, 0.5f);
+    path.closeSubPath();
+
+    path.applyTransform (AffineTransform::rotation (float_Pi * 2.0f * arrowDirectionInRadians,
+                                                    0.5f, 0.5f));
+
+    setComponentEffect (&shadow);
+    updateShadowAndOffset();
+}
+
+ArrowButton::~ArrowButton()
+{
+}
+
+void ArrowButton::paintButton (Graphics& g,
+                               bool /*isMouseOverButton*/,
+                               bool /*isButtonDown*/)
+{
+    g.setColour (colour);
+
+    g.fillPath (path, path.getTransformToScaleToFit ((float) offset,
+                                                     (float) offset,
+                                                     (float) (getWidth() - 3),
+                                                     (float) (getHeight() - 3),
+                                                     false));
+}
+
+void ArrowButton::buttonStateChanged()
+{
+    updateShadowAndOffset();
+}
+
+void ArrowButton::updateShadowAndOffset()
+{
+    offset = (isDown()) ? 1 : 0;
+
+    shadow.setShadowProperties ((isDown()) ? 1.2f : 3.0f,
+                                0.3f, -1, 0);
+}
+
+END_JUCE_NAMESPACE