[英]Jython jlist text not showing in JFrame
我正在编写一个小的股票报价应用程序,当我编译代码时,将在Jlist中使用文本空间,但不会显示任何文本。
def loadStockDisplay(self):
self.display = JPanel()
self.display.setLayout(BorderLayout())
self.display.setBackground(Color.decode("#0A0A33"))
self.display.setBorder(BorderFactory.createMatteBorder(0,3,0,0,Color.decode("#8080E6")))
self.label = JLabel("Stocks")
self.label.setForeground(Color.decode("#FCFCFC"))
self.label.setFont(self.font)
self.display.add(self.label,BorderLayout.NORTH)
self.stocks = DefaultListModel();
self.items = JList(self.stocks)
self.items.setBackground(Color.decode("#0A0A33"))
self.items.setForeground(Color.decode("#FCFCFC"))
self.items.setFont(self.font)
self.items.setSelectionBackground(Color.decode("#0A0A33"))
self.items.setSelectionForeground(Color.decode("#FCFCFC"))
self.display.add(self.items, BorderLayout.CENTER)
self.frame.add(self.display,BorderLayout.EAST)
self.updateStocks()
def updateStocks(self):
companys = ["MSFT","SNDK","GOOGL","NOK","EMC","HPQ","IBM","EBAY","AAPL","AMZN"]
tempList = []
for company in companys:
Quote = web()
tempList.append(company + " " + str(Quote.getQuote(company)))
self.stocks.clear()
for item in tempList:
self.stocks.addElement(item)
也许代码中存在问题,但该问题尚不可用? 您能否共享类和主方法(如果有)? 从网络上获取报价也可能存在问题。
如果我添加一些代码以使您的程序运行,则列表中会包含每个公司的项目(带引号):
from java.awt import BorderLayout, Color
from javax.swing import BorderFactory, DefaultListModel, JFrame, JLabel, JList, JPanel
class StocksTest:
def loadStockDisplay(self):
self.frame = JFrame('Stocks', defaultCloseOperation=JFrame.EXIT_ON_CLOSE, size=(300, 300), locationRelativeTo=None)
self.display = JPanel()
self.display.setLayout(BorderLayout())
self.display.setBackground(Color.decode("#0A0A33"))
self.display.setBorder(BorderFactory.createMatteBorder(0,3,0,0,Color.decode("#8080E6")))
self.label = JLabel("Stocks")
self.label.setForeground(Color.decode("#FCFCFC"))
self.label.setFont(self.frame.font)
self.display.add(self.label,BorderLayout.NORTH)
self.stocks = DefaultListModel();
self.items = JList(self.stocks)
self.items.setBackground(Color.decode("#0A0A33"))
self.items.setForeground(Color.decode("#FCFCFC"))
self.items.setFont(self.frame.font)
self.items.setSelectionBackground(Color.decode("#0A0A33"))
self.items.setSelectionForeground(Color.decode("#FCFCFC"))
self.display.add(self.items, BorderLayout.CENTER)
self.frame.add(self.display,BorderLayout.EAST)
self.frame.setVisible(True)
self.updateStocks()
def updateStocks(self):
companys = ["MSFT","SNDK","GOOGL","NOK","EMC","HPQ","IBM","EBAY","AAPL","AMZN"]
tempList = []
for company in companys:
#Quote = web()
#companyQuote = Quote.getQuote(company)
companyQuote = len(str(company)) * 314.15
tempList.append(company + " " + str(companyQuote))
self.stocks.clear()
for item in tempList:
self.stocks.addElement(item)
def main():
StocksTest().loadStockDisplay()
if __name__ == '__main__':
main()
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