Push-button that can be clicked to perform a command or answer a question. 更多...
导入语句: | import QtQuick.Controls . |
Since: | Qt Quick Ultralite 1.0 |
继承: |
Button presents a push-button control that can be pushed or clicked by the user. Buttons are normally used to perform an action, or to answer a question. Typical buttons are OK , Apply , Cancel , Close , Yes , No ,和 Help .
Button inherits its API from AbstractButton . For instance, you can set text and react to clicks 使用 AbstractButton API.
A button emits the signal clicked() when it is activated by the user. Connect to this signal to perform the button's action. Buttons also provide the signals canceled() , pressed() ,和 released() .
See the snippet below on how to connect to the button's signals.
Row { Button { text: "Ok" onClicked: model.submit() } Button { text: "Cancel" onClicked: model.revert() } }
另请参阅 Controls Styling and 按钮控件 .