我是QML的新手,我正在尝试更改按钮的背景颜色,但似乎没有任何效果。 这是python代码:import sys
from PyQt5.QtWidgets import QApplication, QMainWindow
from PyQt5.QtCore import QUrl
from PyQt5.QtQuick import QQuickView
if __name__ == "__main__":
app = QApplication(sys.argv)
view = QQuickView()
view.setSource(QUrl('basic.qml'))
view.show()
sys.exit(app.exec_())
并且basic.qml:
import QtQuick 2.0
import QtQuick.Controls 2.0
import QtQuick.Controls.Material 2.0
import QtQuick.Controls.Material 2.3
Rectangle {
width:600;height:150;
color: Material.color(Material.Red)
Button {
text: qsTr("Button")
highlighted: true
Material.background: Material.Teal
}
}
这是它的外观,按钮不是'Material.Teal',无论我尝试什么颜色它仍然无效。我用Pane和其他元素尝试过,但仍然没有。
这是我获得代码的地方:http://doc.qt.io/qt-5/qtquickcontrols2-material.html#material-primary-attached-prop
我已尝试过其他样式/方法,例如pallete(orFusion): https://doc.qt.io/qt-5.10/qml-qtquick-controls2-control.html#palette-prop
Page {
palette.text: "red"
Column {
Label {
text: qsTr("This will use red color...")
}
Switch {
text: qsTr("... and so will this")
}
}
}
答案 0 :(得分:4)
在您的情况下,有两种可能的解决方案:
sys.argv
添加样式:import sys
from PyQt5.QtGui import QGuiApplication
from PyQt5.QtCore import QUrl
from PyQt5.QtQuick import QQuickView
if __name__ == "__main__":
sys.argv += ['--style', 'material']
app = QGuiApplication(sys.argv)
view = QQuickView()
view.setSource(QUrl('basic.qml'))
view.show()
sys.exit(app.exec_())
os.environ()
添加样式:import os
import sys
from PyQt5.QtGui import QGuiApplication
from PyQt5.QtCore import QUrl
from PyQt5.QtQuick import QQuickView
if __name__ == "__main__":
app = QGuiApplication(sys.argv)
os.environ["QT_QUICK_CONTROLS_STYLE"] = "Material"
view = QQuickView()
view.setSource(QUrl('basic.qml'))
view.show()
sys.exit(app.exec_())
<强> qtquickcontrols2.conf 强>
; This file can be edited to change the style of the application
; See Styling Qt Quick Controls 2 in the documentation for details:
; http://doc.qt.io/qt-5/qtquickcontrols2-styles.html
[Controls]
Style=Material
然后创建 resource.qrc :
<强> resource.qrc 强>:
<RCC>
<qresource prefix="/">
<file>qtquickcontrols2.conf</file>
</qresource>
</RCC>
然后你必须将.qrc转换为.py:
pyrcc5 resource.qrc -o resource_rc.py
最后将resource_rc.py文件导入main.py
<强> main.py 强>:
from PyQt5.QtGui import QGuiApplication
from PyQt5.QtCore import QUrl
from PyQt5.QtQuick import QQuickView
import sys
import resource_rc
if __name__ == "__main__":
app = QGuiApplication(sys.argv)
view = QQuickView()
view.setSource(QUrl('basic.qml'))
view.show()
sys.exit(app.exec_())
import QtQuick 2.0
import QtQuick.Controls 2.3
import QtQuick.Controls.Material 2.3
Rectangle {
width:600;height:150;
color: Material.color(Material.Red)
Button {
text: qsTr("Button")
highlighted: true
palette.dark: Material.color(Material.Teal)
}
}
答案 1 :(得分:0)