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Fix disabled appearance of toolbox buttons.

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Ensures ‘fly’ button appears disabled as appropriate in the 
launcher.
This commit is contained in:
James Turner 2017-04-19 13:31:45 +01:00
parent a05860608b
commit cbdbe2882b
1 changed files with 8 additions and 2 deletions
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10
src/GUI/ToolboxButton.cpp
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@ -2,6 +2,7 @@
#include <QPainter>
#include <QFontMetrics>
#include <QPalette>
const int ICON_SIZE = 50;
const int INDICATOR_WIDTH = 4;
@ -26,9 +27,14 @@ void ToolboxButton::paintEvent(QPaintEvent *event)
const int iconLeft = (width() - ICON_SIZE) / 2;
QRect iconRect(iconLeft, PADDING, ICON_SIZE, ICON_SIZE);
icon().paint(&painter, iconRect);
// QIcon can paint itself disabled, but it's hard to synchronize the
// text appearance with that
icon().paint(&painter, iconRect, Qt::AlignCenter,
isEnabled() ? QIcon::Normal : QIcon::Disabled);
painter.setPen(Qt::white);
// white with 50% opacity is what Mac style uses
const QColor iconColor = isEnabled() ? Qt::white : QColor(255, 255, 255, 128);
painter.setPen(iconColor);
QRect textRect = rect();
textRect.setTop(iconRect.bottom());
painter.drawText(textRect, Qt::AlignHCenter, text());