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33 #include "faketooltip.h"
35 #include <QtGui/QStyleOption>
36 #include <QtGui/QStylePainter>
39 \class Utils::FakeToolTip
41 \brief A widget that pretends to be a tooltip.
43 By default it has Qt::WA_DeleteOnClose set.
48 FakeToolTip::FakeToolTip(QWidget *parent) :
49 QWidget(parent, Qt::ToolTip | Qt::WindowStaysOnTopHint)
51 setFocusPolicy(Qt::NoFocus);
52 setAttribute(Qt::WA_DeleteOnClose);
54 // Set the window and button text to the tooltip text color, since this
55 // widget draws the background as a tooltip.
56 QPalette p = palette();
57 const QColor toolTipTextColor = p.color(QPalette::Inactive, QPalette::ToolTipText);
58 p.setColor(QPalette::Inactive, QPalette::WindowText, toolTipTextColor);
59 p.setColor(QPalette::Inactive, QPalette::ButtonText, toolTipTextColor);
62 const int margin = 1 + style()->pixelMetric(QStyle::PM_ToolTipLabelFrameWidth, 0, this);
63 setContentsMargins(margin + 1, margin, margin, margin);
64 setWindowOpacity(style()->styleHint(QStyle::SH_ToolTipLabel_Opacity, 0, this) / 255.0);
67 void FakeToolTip::paintEvent(QPaintEvent *)
69 QStylePainter p(this);
70 QStyleOptionFrame opt;
72 p.drawPrimitive(QStyle::PE_PanelTipLabel, opt);
76 void FakeToolTip::resizeEvent(QResizeEvent *)
78 QStyleHintReturnMask frameMask;
81 if (style()->styleHint(QStyle::SH_ToolTip_Mask, &option, this, &frameMask))
82 setMask(frameMask.region);