请问为啥运行结果弹不出菜单内容

2014-05-30 04:01:25 237 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

3. 设计一个带有菜单的图形用户界面程序，使用级联菜单控制文字的字体和颜色，运行结果如下图所示 3. 设计一个带有菜单的图形用户界面程序，使用级联菜单控制文字的字体和颜色，运行结果如下图所示 import javax.swing.*;import java.awt.event.*;import java.awt.*; public class MenuTest extends JFrame implements ActionListener{ JMenuBar jmb = new J 阅读详情



    <Window x:Class="BdmsPlatform.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        Title="MainWindow" Name="frmMainWindow" Height="600" Width="800">

    <Grid Name="grdMain">

        <Grid.RowDefinitions>

            <RowDefinition Name="grdRow0" Height="30"></RowDefinition>

            <RowDefinition Name="grdRow1" Height="*"></RowDefinition>

        </Grid.RowDefinitions>

        <Menu HorizontalAlignment="Right" Name="menuMain" 

              Height="{Binding  ElementName=grdRow0, Path=Height}" 

              Grid.Row="0" Grid.Column="0" 

              Width="{Binding ElementName=frmMainWindow, Path=Width}"

               Margin="0,0,-8,0"

              >

            <Menu.ItemTemplate>

                <DataTemplate>

                    <MenuItem  ItemsSource="{Binding Path=Items}" Height="{Binding ElementName=menuMain,Path=Height}" FontSize="15" 

                                      Header="{Binding Path=Title}">

                        <MenuItem.ItemTemplate>

                            <DataTemplate>

                                <MenuItem Height="{Binding ElementName=menuMain,Path=Height}" FontSize="15" 

                                      Header="{Binding Path=Title}">

                                </MenuItem>

                            </DataTemplate>

                        </MenuItem.ItemTemplate>

                    </MenuItem>

                </DataTemplate>

            </Menu.ItemTemplate>

        </Menu>

    </Grid>

</Window>



 public partial class MainWindow : Window

    {

      //  public BdmsInterface.MenuItem[] menus { get; set; }



        public MainWindow()

        {

            InitializeComponent();



            BdmsInterface.MenuItem[] menus = new BdmsInterface.MenuItem[]{

                new BdmsInterface.MenuItem("系统","S"),

                new BdmsInterface. MenuItem("项目","X"),

                new BdmsInterface.MenuItem("工具","T")

            };



            menus[0].Items.Add(new BdmsInterface.MenuItem("退出", "X"));



            this.menuMain.ItemsSource = menus;

            

        }

    }