Python TextBox.selectAll方法代码示例

# 需要导入模块: from pyjamas.ui.TextBox import TextBox [as 别名]
# 或者: from pyjamas.ui.TextBox.TextBox import selectAll [as 别名]
class StockWatcher:
    def onModuleLoad(self):
        '''
        This is the main entry point method.
        '''
        
        # Setup JSON RPC
        self.remote = DataService()
        
        # Initialize member variables
        self.mainPanel = VerticalPanel()
        self.stocksFlexTable = FlexTable()
        self.addPanel = HorizontalPanel()
        self.newSymbolTextBox = TextBox()
        self.lastUpdatedLabel = Label()
        self.addStockButton = Button('Add', self.addStock)
        self.stocks = []
        self.stocksTableColumns = ['Symbol', 'Price', 'Change', 'Remove']
        
        # Add styles to elements in the stock list table
        self.stocksFlexTable.getRowFormatter().addStyleName(0, 'watchListHeader')
        self.stocksFlexTable.addStyleName('watchList')
        self.stocksFlexTable.getCellFormatter().addStyleName(0, 1, 'watchListNumericColumn')
        self.stocksFlexTable.getCellFormatter().addStyleName(0, 2, 'watchListNumericColumn')
        self.stocksFlexTable.getCellFormatter().addStyleName(0, 3, 'watchListRemoveColumn')
        
        # Create table for stock data
        for i in range(len(self.stocksTableColumns)):
            self.stocksFlexTable.setText(0, i, self.stocksTableColumns[i])
        
        # Assemble Add Stock panel
        self.addPanel.add(self.newSymbolTextBox)
        self.addPanel.add(self.addStockButton)
        self.addPanel.addStyleName('addPanel')
        
        # Assemble Main panel
        self.mainPanel.add(self.stocksFlexTable)
        self.mainPanel.add(self.addPanel)
        self.mainPanel.add(self.lastUpdatedLabel)
        
        # Associate the Main panel with the HTML host page
        RootPanel().add(self.mainPanel)
        
        # Move cursor focus to the input box
        self.newSymbolTextBox.setFocus(True)
        
        # Setup timer to refresh list automatically
        refresh = self.refreshWatchlist
        class MyTimer(Timer):
            def run(self):
                refresh()
        refreshTimer = MyTimer()
        refreshTimer.scheduleRepeating(5000)
        
        # Listen for keyboard events in the input box
        self_addStock = self.addStock
        class StockTextBox_KeyboardHandler():
            def onKeyPress(self, sender, keycode, modifiers):
                if keycode == KEY_ENTER:
                    self_addStock()
            def onKeyDown(self, sender, keycode, modifiers): return
            def onKeyUp(self, sender, keycode, modifiers): return
        self.newSymbolTextBox.addKeyboardListener(StockTextBox_KeyboardHandler())
        
        # Load the stocks
        self.remote.getStocks(self)
    
    def addStock(self, sender, symbol=None):
        '''
        Add stock to FlexTable. Executed when the user clicks the addStockButton
        or presses enter in the newSymbolTextBox
        '''
        
        if symbol is None:
            # Get the symbol
            symbol = self.newSymbolTextBox.getText().upper().trim()
            self.newSymbolTextBox.setText('')
            # Don't add the stock if it's already in the table
            if symbol in self.stocks:
                return
            # Tell the server that we're adding this stock
            self.remote.addStock(symbol, self)
            self.newSymbolTextBox.setFocus(True)
            # Stocks code must be between 1 and 10 chars that are numbers/letters/dots
            p = re.compile('^[0-9A-Z\\.]{1,10}$')
            if p.match(symbol) == None:
                Window.alert('"%s" is not a valid symbol.' % symbol)
                self.newSymbolTextBox.selectAll()
                return    
        
        # Add the stock to the table
        row = self.stocksFlexTable.getRowCount()
        self.stocks.append(symbol)
        self.stocksFlexTable.setText(row, 0, symbol)
        self.stocksFlexTable.setWidget(row, 2, Label())
        self.stocksFlexTable.getCellFormatter().addStyleName(row, 1, 'watchListNumericColumn')
        self.stocksFlexTable.getCellFormatter().addStyleName(row, 2, 'watchListNumericColumn')
        self.stocksFlexTable.getCellFormatter().addStyleName(row, 3, 'watchListRemoveColumn')
        
        # Add a button to remove this stock from the table
#.........这里部分代码省略.........

# 需要导入模块: from pyjamas.ui.TextBox import TextBox [as 别名]
# 或者: from pyjamas.ui.TextBox.TextBox import selectAll [as 别名]

#.........这里部分代码省略.........

        # Load the movies
		self.remote.getMovies(self)
	
	def verifyInputs(self, name, category):
		if len(name) == 0:
			Window.alert("Movie name cannot be empty.")
			return False
		if len(name) > 100:
			Window.alert("Movie name is too long. Maximum length is 100 characters.")
			return False
		if len(category) == 0:
			Window.alert("Category cannot be empty.")
			return False
		p = re.compile('^[0-9A-Za-z\\.\\-\\(\\) ]{1,100}$')
		if p.match(category) == None:
			Window.alert('"%s" is not a valid category.' % category)
			return False
		return True
	
	def addMovieButton_Click(self, event):		
		name = self.newMovieNameTextBox.getText().trim()
		cat = self.newMovieCategoryTextBox.getText().trim().lower()
		category = cat[0].upper() + cat[1:]
		rating = self.newMovieRatingListBox.getSelectedIndex()
		
		if not self.verifyInputs(name, category):
			return
			
		movie = Movie(name, category, rating)
			
		if movie in self.movies:
			Window.alert("'" + name + "' is already in table.")
			self.newMovieNameTextBox.selectAll()
			return
			
		self.remote.addMovie((name, category, rating), self)
		self.newMovieNameTextBox.setText('')
		
	def addMovie(self, sender, movie):						
		self.movies.append(movie)
		row = self.moviesFlexTable.getRowCount()
		
		self.moviesFlexTable.setText(row, 1, movie.category)
		self.moviesFlexTable.setText(row, 2, movie.name)
		self.moviesFlexTable.setText(row, 3, movie.rating)
					
		# Adds buttons for remove, edit, save and cancel
		removeMovieButton = Button("x")
		editMovieButton = Button("Edit")
		saveButton = Button("Save")
		cancelButton = Button("Cancel")	
			
		# Save and cancel are hidden by default
		saveButton.setVisible(False)
		cancelButton.setVisible(False)
		
		# Add buttons to row
		buttons = HorizontalPanel()
		buttons.add(removeMovieButton)
		buttons.add(editMovieButton)
		buttons.add(cancelButton)
		buttons.add(saveButton)
		self.moviesFlexTable.setWidget(row, 0, buttons)
		
		def removeMovieButton_Click(sender):