Qt Buttons/zh

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Qt中的按钮

概览

作为一个高级的GUI创建框架,Qt提供了丰富多样的按钮以满足不同的需求。Qt中的这些类继承自 QAbstractButton ,并且实现了不同类型的按钮。QAbstractButton继承自 QWidget ,它是按钮部件类的抽象基类。

信号

QAbstractButton提供下列信号:

  • void clicked ( bool checked = false )
  • void pressed ()
  • void released ()
  • void toggled ( bool checked )

按钮的类型

QPushButton

QPushButton 是一个用于命令按钮的可定制部件。阅读 怎样使用QPushButton 系列文章,以了解更多的关于这方面的信息和例子。

push button

QCheckBox

QCheckBox 是一个看上去像是旁边有一个文本标签的复选框按钮。

checkbox

QRadioButton

QRadioButton 是一个带有一个文本标签的单选按钮。

radio button

QToolButton

QToolButton 提供了一个"快速-获取"的按钮组合,它们通常被用于一个 QToolBar

button inside toolbar

参见

Basic Qt Programming Tutorial How to Use QPushButton