[英]PyQt5: How to set the hint text/picture to items in QTreeWidget?
I would like to explain my question in the following picture. 我想在下图中解释我的问题。
In my App there is a QDockWidget
, which contains a QTreeWidget
. 在我的应用程序中有一个
QDockWidget
,其中包含一个QTreeWidget
。 Some of the items in QTreeWidget
have long text. QTreeWidget
某些项目具有长文本。
By running the App, only part of these long texts are shown. 通过运行该应用程序,仅显示这些长文本的一部分。
I would like to ask, how to show a pop-up window, in which the full text of the item is shown. 我想问一下如何显示一个弹出窗口,其中显示了项目的全文。 And, if it is not so difficult, how to show a small picture in this pop-up window?
并且,如果不是那么困难,如何在此弹出窗口中显示小图片? (As I could imagine, I drawn the pop-up window in the picture above. )
(可以想象,我在上图中绘制了弹出窗口。)
Here is the code: 这是代码:
import sys
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5.QtCore import *
class MyApp(QMainWindow):
def __init__(self):
super(MyApp, self).__init__()
self.setWindowTitle("test")
self.setFixedWidth(900)
self.setFixedHeight(300)
self.tabs = QTabWidget()
self.setCentralWidget(self.tabs)
self.initUI()
self.show()
def createTreeWidget(self):
self.tree = QTreeWidget()
self.tree.setHorizontalScrollBarPolicy(Qt.ScrollBarAsNeeded)
self.tree.setColumnCount(1)
self.tree.setHeaderHidden(True)
# add items
self.t_A = QTreeWidgetItem(self.tree)
self.t_A.setText(0, "A")
# add items
self.t_B = QTreeWidgetItem(self.tree); self.t_B.setText(0, "B")
self.t_B1 = QTreeWidgetItem(self.t_B) ; self.t_B1.setText(0, "Long long long text: show hint text, show pic B1")
self.t_B2 = QTreeWidgetItem(self.t_B) ; self.t_B2.setText(0, "Long long long text: show hint text, show pic B2")
self.t_B3 = QTreeWidgetItem(self.t_B) ; self.t_B3.setText(0, "Long long long text: show hint text, show pic B3")
self.t_B4 = QTreeWidgetItem(self.t_B) ; self.t_B4.setText(0, "Long long long text: show hint text, show pic B4")
self.t_B5 = QTreeWidgetItem(self.t_B) ; self.t_B5.setText(0, "Long long long text: show hint text, show pic B5")
self.t_B6 = QTreeWidgetItem(self.t_B) ; self.t_B6.setText(0, "Long long long text: show hint text, show pic B6")
self.t_B7 = QTreeWidgetItem(self.t_B) ; self.t_B7.setText(0, "Long long long text: show hint text, show pic B7")
self.t_B8 = QTreeWidgetItem(self.t_B) ; self.t_B8.setText(0, "Long long long text: show hint text, show pic B8")
self.t_B9 = QTreeWidgetItem(self.t_B) ; self.t_B9.setText(0, "Long long long text: show hint text, show pic B9")
# add items
self.t_C = QTreeWidgetItem(self.tree) ; self.t_C.setText(0, "C")
self.t_C1 = QTreeWidgetItem(self.t_C) ; self.t_C1.setText(0, "C1")
self.t_C2 = QTreeWidgetItem(self.t_C) ; self.t_C2.setText(0, "C2")
self.tree.expandAll()
return self.tree
def createDock(self):
self.dock = QDockWidget("Dock", self)
self.dock.setFeatures(QDockWidget.NoDockWidgetFeatures)
self.dock.setAllowedAreas(Qt.LeftDockWidgetArea)
self.dock.setWidget(self.createTreeWidget())
return self.dock
def initUI(self):
self.addDockWidget(Qt.LeftDockWidgetArea, self.createDock())
self.statusBar().showMessage('Message in statusbar.')
if __name__ == "__main__":
app = QApplication(sys.argv)
window = MyApp()
sys.exit(app.exec_())
Thanks for the help! 谢谢您的帮助!
You can use the function setToolTip with html formating. 您可以使用具有html格式的setToolTip函数。
Try something like : 尝试类似的东西:
self.t_B1.setToolTip(0, '<b>Long long long text: show hint text, show pic B1</b><br><img src="%s">' % filename)
for each QTreeWidgetItems. 对于每个QTreeWidgetItems。
It should perform what you want. 它应该执行您想要的。
Hope this help ! 希望对您有所帮助!
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