WinLogin.xaml.cs
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using System;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Animation;
using HHECS.Bll;
using MahApps.Metro.Controls;
namespace HHECS.TimerClient
{
/// <summary>
/// Login.xaml 的交互逻辑
/// </summary>
public partial class WinLogin : MetroWindow
{
public WinLogin()
{
InitializeComponent();
WindowStartupLocation = WindowStartupLocation.CenterScreen; //运行程序时出现在屏幕中间
#region 调用放大动画 传入控件名称 位置 开始大小和最终效果
ScaleEasingAnimationShow(image_logo, new Point(0, -5), 0, 1);
#endregion
}
#region logo放大动画
/// <summary>
/// logo放大动画
/// </summary>
/// <param name="element">控件名</param>
/// <param name="point">元素开始动画的位置</param>
/// <param name="from">元素开始的大小</param>
/// <param name="from">元素到达的大小</param>
public static void ScaleEasingAnimationShow(FrameworkElement element, Point point, double from, double to)
{
lock (element)
{
ScaleTransform scale = new ScaleTransform();
element.RenderTransform = scale;
element.RenderTransformOrigin = point;//定义圆心位置
EasingFunctionBase easeFunction = new PowerEase()
{
EasingMode = EasingMode.EaseOut,
Power = 5
};
DoubleAnimation scaleAnimation = new DoubleAnimation()
{
From = from, //起始值
To = to, //结束值
EasingFunction = easeFunction, //缓动函数
Duration = new TimeSpan(0, 0, 0, 2, 5) //动画播放时间
};
AnimationClock clock = scaleAnimation.CreateClock();
scale.ApplyAnimationClock(ScaleTransform.ScaleXProperty, clock);
scale.ApplyAnimationClock(ScaleTransform.ScaleYProperty, clock);
}
}
#endregion
private void Btn_Login_Click(object sender, RoutedEventArgs e)
{
if (String.IsNullOrWhiteSpace(txt_UserName.Text) || string.IsNullOrWhiteSpace(Password.Password))
{
MessageBox.Show("用户编码或密码不能为空","提示",MessageBoxButton.OK,MessageBoxImage.Warning);
}
else
{
var a = AppSession.Bll.GetUserWithRoles(txt_UserName.Text, Password.Password,
AppSession.WarehouseId, AppSession.WarehouseCode,
AppSession.Client, AppSession.Urls);
if (a.Success)
{
App.User = a.Data;
App.MenuOperations = AppSession.Bll.FindMenuOperation(App.User.Roles).Data;
WinMain main = new WinMain();
main.Show();
this.Hide();
}
else
{
MessageBox.Show($"登录失败：{a.Msg}","提示",MessageBoxButton.OK,MessageBoxImage.Warning);
}
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
Application.Current.Shutdown();
}
}
}