You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
dexed/JuceLibraryCode/modules/juce_gui_basics/buttons/juce_ToolbarButton.cpp

107 lines
3.0 KiB

/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found 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.juce.com for more information.
==============================================================================
*/
ToolbarButton::ToolbarButton (const int iid, const String& buttonText,
Drawable* const normalIm, Drawable* const toggledOnIm)
: ToolbarItemComponent (iid, buttonText, true),
normalImage (normalIm),
toggledOnImage (toggledOnIm),
currentImage (nullptr)
{
jassert (normalImage != nullptr);
}
ToolbarButton::~ToolbarButton()
{
}
//==============================================================================
bool ToolbarButton::getToolbarItemSizes (int toolbarDepth, bool /*isToolbarVertical*/, int& preferredSize, int& minSize, int& maxSize)
{
preferredSize = minSize = maxSize = toolbarDepth;
return true;
}
void ToolbarButton::paintButtonArea (Graphics&, int /*width*/, int /*height*/, bool /*isMouseOver*/, bool /*isMouseDown*/)
{
}
void ToolbarButton::contentAreaChanged (const Rectangle<int>&)
{
buttonStateChanged();
}
void ToolbarButton::setCurrentImage (Drawable* const newImage)
{
if (newImage != currentImage)
{
removeChildComponent (currentImage);
currentImage = newImage;
if (currentImage != nullptr)
{
enablementChanged();
addAndMakeVisible (currentImage);
updateDrawable();
}
}
}
void ToolbarButton::updateDrawable()
{
if (currentImage != nullptr)
{
currentImage->setInterceptsMouseClicks (false, false);
currentImage->setTransformToFit (getContentArea().toFloat(), RectanglePlacement::centred);
currentImage->setAlpha (isEnabled() ? 1.0f : 0.5f);
}
}
void ToolbarButton::resized()
{
ToolbarItemComponent::resized();
updateDrawable();
}
void ToolbarButton::enablementChanged()
{
ToolbarItemComponent::enablementChanged();
updateDrawable();
}
Drawable* ToolbarButton::getImageToUse() const
{
if (getStyle() == Toolbar::textOnly)
return nullptr;
if (getToggleState() && toggledOnImage != nullptr)
return toggledOnImage;
return normalImage;
}
void ToolbarButton::buttonStateChanged()
{
setCurrentImage (getImageToUse());
}