Qt Documentation

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AspectRatioLabel Class

class QInstaller::AspectRatioLabel

The AspectRatioLabel class provides a label for displaying a pixmap that maintains its original aspect ratio when resized. More...

Header: #include <AspectRatioLabel>
Inherits: QLabel

Public Functions

AspectRatioLabel(QWidget *parent = nullptr)

Reimplemented Public Functions

virtual int heightForWidth(int w) const override
virtual QSize sizeHint() const override

Public Slots

virtual void resizeEvent(QResizeEvent *event) override
void setPixmap(const QPixmap &pixmap)

Detailed Description

Member Function Documentation

AspectRatioLabel::AspectRatioLabel(QWidget *parent = nullptr)

Constructs the label with parent as parent.

[override virtual slot] void AspectRatioLabel::resizeEvent(QResizeEvent *event)

Reimplements: QWidget::resizeEvent(QResizeEvent *event).

[slot] void AspectRatioLabel::setPixmap(const QPixmap &pixmap)

Sets the pixmap shown on the label. Setting a new pixmap clears the previous content.

[override virtual] int AspectRatioLabel::heightForWidth(int w) const

Reimplements: QLabel::heightForWidth(int w) const.

[override virtual] QSize AspectRatioLabel::sizeHint() const

Reimplements: QLabel::sizeHint() const.

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