登录框部分
界面代码
<Window x:Class="exam.LoginMain"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:WpfApplication1"
mc:Ignorable="d"
WindowStyle="None"
AllowsTransparency="False"
Background="Transparent"
OpacityMask="White"
ResizeMode="NoResize"
Title="无纸化在线考试系统" Height="365" Width="430">
<DockPanel >
<StackPanel DockPanel.Dock="Top" Height="365" VerticalAlignment="Top" >
<Grid Background="#0098d2" Height="184" Name="title_bar">
<Grid.RowDefinitions>
<RowDefinition Height="30"/>
<RowDefinition Height="154"/>
</Grid.RowDefinitions>
<Grid HorizontalAlignment="Right" FlowDirection="RightToLeft">
<Button x:Name="login_close" Margin="5,0,0,0" HorizontalAlignment="Right" Width="15" Height="15" Click="close_login" Cursor="Hand">
<Button.Style>
<Style TargetType="{x:Type Button}">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<Image Name="login_close" Source="/images/close.png" />
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</Button.Style>
</Button>
</Grid>
<Grid Grid.Row="1" >
<Image x:Name="logo_png" Width="200" Height="100" Source="images/logo.png" Stretch="Fill"/>
</Grid>
</Grid>
<Grid Background="#ffffff" Height="156">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="35"/>
<ColumnDefinition Width="80"/>
<ColumnDefinition Width="200" />
<ColumnDefinition Width="65" />
<ColumnDefinition Width="15" />
<ColumnDefinition Width="35" />
</Grid.ColumnDefinitions>
<Grid>
<Button x:Name="add_user" HorizontalAlignment="Center" VerticalAlignment="Bottom" Width="23" Height="23" Click="user_add" Margin="0,0,0,5">
<Button.Style>
<Style TargetType="{x:Type Button}">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<Image Name="add_user" Source="/images/adduser.png" />
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</Button.Style>
</Button>
</Grid>
<Grid Grid.Column="1" VerticalAlignment="Top" >
<Border BorderThickness="0" BorderBrush="#ffffff" CornerRadius="3" Margin="0,12,0,0" Width="65" Height="65">
<Image x:Name="nologin_face" Source="Images/nologin_face.jpg" Width="65" Height="65" />
</Border>
</Grid>
<Grid Grid.Column="2" VerticalAlignment="Top" HorizontalAlignment="Center" >
<StackPanel Orientation="Vertical" VerticalAlignment="Stretch">
<Border BorderBrush="#d1d1d1" Margin="0,12,0,0" BorderThickness="1" CornerRadius="3" Width="194">
<StackPanel Orientation="Vertical" VerticalAlignment="Stretch">
<TextBox x:Name="user_name" Width="194" Height="32.5" BorderThickness="0" GotFocus="user_name_GotFocus" LostFocus="user_name_LostFocus" Padding="5,9,5,5" MaxLength="20" VerticalAlignment="Center" Foreground="#333333">用户名/工号/工作QQ</TextBox>
<PasswordBox x:Name="user_password" Width="194" Height="32.5" Padding="5,9,5,5" BorderThickness="0,1,0,0" BorderBrush="#d1d1d1" VerticalAlignment="Center"/>
</StackPanel>
</Border>
<Grid VerticalAlignment="Center" Height="25" Margin="0,3,0,0" Width="192">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="96"></ColumnDefinition>
<ColumnDefinition Width="96"></ColumnDefinition>
</Grid.ColumnDefinitions>
<Grid Grid.Column="0" VerticalAlignment="Center" HorizontalAlignment="Left">
<CheckBox Content="记住密码" FontSize="13"></CheckBox>
</Grid>
<Grid Grid.Column="1" VerticalAlignment="Center" HorizontalAlignment="Right">
<CheckBox Content="自动登录" FontSize="13"></CheckBox>
</Grid>
</Grid>
<Grid VerticalAlignment="Center" Height="30" Width="192" Margin="0,7,0,0">
<Border BorderBrush="#09a3dc" BorderThickness="1" CornerRadius="3">
<Button x:Name="login_btn" HorizontalAlignment="Center" VerticalAlignment="Center" Width="194" Height="32" Click="login_btn_Click" Cursor="Hand" Content="登 录">
<Button.Style>
<Style TargetType="{x:Type Button}">
<Setter Property="Background" Value="#09a3dc"/>
<Setter Property="BorderBrush" Value="#09a3dc"/>
<Setter Property="FontSize" Value="14"/>
<Setter Property="Foreground" Value="#ffffff"/>
<Setter Property="BorderThickness" Value="0"/>
<Setter Property="HorizontalContentAlignment" Value="Center"/>
<Setter Property="VerticalContentAlignment" Value="Center"/>
<Setter Property="Padding" Value="0"/>
</Style>
</Button.Style>
</Button>
</Border>
</Grid>
</StackPanel>
</Grid>
</Grid>
<Grid Background="#f9f4d5" Height="25">
</Grid>
</StackPanel>
</DockPanel>
</Window>
后台逻辑
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace exam
{
/// <summary>
/// MainWindow.xaml 的交互逻辑
/// </summary>
public partial class LoginMain : Window
{
public LoginMain()
{
InitializeComponent();
}
protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
{
base.OnMouseLeftButtonDown(e);
// 获取鼠标相对标题栏位置
Point position = e.GetPosition(title_bar);
// 如果鼠标位置在标题栏内，允许拖动
if (e.LeftButton == MouseButtonState.Pressed)
{
if (position.X >= 0 && position.X < title_bar.ActualWidth && position.Y >= 0 && position.Y < title_bar.ActualHeight)
{
this.DragMove();
}
}
}
private void close_login(object sender, RoutedEventArgs e)
{
Application.Current.MainWindow.Close();
}
private void user_add(object sender, RoutedEventArgs e)
{
Application.Current.MainWindow.Close();
}
private void login_btn_Click(object sender, RoutedEventArgs e)
{
var un = user_name.Text;
var pw = user_password.Password;
MessageBox.Show("帐号："+un + "密码：" + pw);
}
void user_name_GotFocus(object sender, RoutedEventArgs e)
{
var un = user_name.Text;
if (un == "用户名/工号/工作QQ")
{
user_name.Clear();
}
}
private void user_name_LostFocus(object sender, RoutedEventArgs e)
{
var un = user_name.Text;
if (un =="" )
{
user_name.Text = "用户名/工号/工作QQ";
}
}
}
}
