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dexed/JuceLibraryCode/modules/juce_gui_basics/buttons/juce_HyperlinkButton.cpp

110 lines
3.3 KiB

11 years ago
/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2013 - Raw Material Software 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.
==============================================================================
*/
HyperlinkButton::HyperlinkButton (const String& linkText,
const URL& linkURL)
: Button (linkText),
url (linkURL),
font (14.0f, Font::underlined),
resizeFont (true),
justification (Justification::centred)
{
setMouseCursor (MouseCursor::PointingHandCursor);
setTooltip (linkURL.toString (false));
}
HyperlinkButton::HyperlinkButton ()
: Button (String::empty),
font (14.0f, Font::underlined),
resizeFont (true),
justification (Justification::centred)
{
setMouseCursor (MouseCursor::PointingHandCursor);
}
HyperlinkButton::~HyperlinkButton()
{
}
//==============================================================================
void HyperlinkButton::setFont (const Font& newFont,
const bool resizeToMatchComponentHeight,
Justification justificationType)
{
font = newFont;
resizeFont = resizeToMatchComponentHeight;
justification = justificationType;
repaint();
}
void HyperlinkButton::setURL (const URL& newURL) noexcept
{
url = newURL;
setTooltip (newURL.toString (false));
}
Font HyperlinkButton::getFontToUse() const
{
if (resizeFont)
return font.withHeight (getHeight() * 0.7f);
return font;
}
void HyperlinkButton::changeWidthToFitText()
{
setSize (getFontToUse().getStringWidth (getName()) + 6, getHeight());
}
void HyperlinkButton::colourChanged()
{
repaint();
}
//==============================================================================
void HyperlinkButton::clicked()
{
if (url.isWellFormed())
url.launchInDefaultBrowser();
}
void HyperlinkButton::paintButton (Graphics& g,
bool isMouseOverButton,
bool isButtonDown)
{
const Colour textColour (findColour (textColourId));
if (isEnabled())
g.setColour ((isMouseOverButton) ? textColour.darker ((isButtonDown) ? 1.3f : 0.4f)
: textColour);
else
g.setColour (textColour.withMultipliedAlpha (0.4f));
g.setFont (getFontToUse());
g.drawText (getButtonText(), getLocalBounds().reduced (1, 0),
justification.getOnlyHorizontalFlags() | Justification::verticallyCentred,
true);
}