class SearchBox(QWidget):
def __init__(self, parent = None):
super(SearchBox, self).__init__(parent)
self.setFixedHeight(30)
self.lineEdit = QLineEdit()
self.lineEdit.setFixedHeight(29)
self.lineEdit.setToolTip("输入搜索关键词")
self.lineEdit.setFocusPolicy(Qt.ClickFocus)
self.searchButton = QToolButton()
self.searchButton.setText("搜索")
self.searchButton.setFixedHeight(30)
self.searchButton.setToolTip("点击搜索")
self.searchButton.setCursor(QCursor(Qt.PointingHandCursor))
self.resetButton = QToolButton()
self.resetButton.setIcon(QIcon(":/iconSources/icons/reset.png"))
self.resetButton.setIconSize(QSize(24, 24))
self.resetButton.setFixedSize(27, 27)
self.resetButton.setToolTip("重置搜索")
self.resetButton.setCursor(QCursor(Qt.PointingHandCursor))
self.clearButton = QToolButton()
self.searchComboBox = QComboBox()
self.searchComboBox.setToolTip("选择搜索类型")
musicIcon = QIcon(":/iconSources/icons/music.png")
artistIcon = QIcon(":/iconSources/icons/artist.png")
albumIcon = QIcon(":/iconSources/icons/album.png")
self.searchComboBox.setIconSize(QSize(20,20))
self.searchComboBox.insertItem(0, musicIcon, "歌曲")
self.searchComboBox.insertItem(1, artistIcon, "歌手")
self.searchComboBox.insertItem(2, albumIcon, "专辑")
self.searchComboBox.setFixedSize(78, 27)
self.searchComboBox.setCursor(Qt.PointingHandCursor)
searchIcon = QIcon(":/iconSources/icons/delete.png")
self.clearButton.setFixedSize(27, 27)
self.clearButton.setIcon(searchIcon)
self.clearButton.setIconSize(QSize(18, 18))
self.clearButton.setAutoRaise(True)
self.clearButton.setToolTip("清空搜索栏")
self.clearButton.setCursor(Qt.PointingHandCursor)
self.clearButton.hide()
searchLayout = QHBoxLayout()
searchLayout.addWidget(self.searchComboBox)
searchLayout.addStretch()
searchLayout.addWidget(self.clearButton)
searchLayout.setMargin(1)
searchLayout.setSpacing(0)
searchLayout.setContentsMargins(0, 0, 0, 0)
self.lineEdit.setLayout(searchLayout)
self.lineEdit.setTextMargins(self.searchComboBox.width(), 0, self.clearButton.width(), 0)
mainLayout = QHBoxLayout(self)
mainLayout.setMargin(0)
mainLayout.setSpacing(1)
mainLayout.addWidget(self.resetButton)
mainLayout.addWidget(self.lineEdit)
mainLayout.addWidget(self.searchButton)
#self.connect(self.clearButton, SIGNAL("clicked()"), self.lineEdit.clear)
self.clearButton.clicked.connect(self.lineEdit.clear)
self.lineEdit.textChanged.connect(self.clrbutton_show)
def clrbutton_show(self):
if self.lineEdit.text():
self.clearButton.show()
else:
self.clearButton.hide()
