设置WPF窗体全屏显示:
时间:2022-05-03
本文章向大家介绍设置WPF窗体全屏显示:,主要内容包括其使用实例、应用技巧、基本知识点总结和需要注意事项,具有一定的参考价值,需要的朋友可以参考一下。
//全屏代码:
private void Window_Loaded(object sender, RoutedEventArgs e)
{
// 设置全屏
this.WindowState = System.Windows.WindowState.Normal;
this.WindowStyle = System.Windows.WindowStyle.None;
this.ResizeMode = System.Windows.ResizeMode.NoResize;
this.Topmost = true;
this.Left = 0.0;
this.Top = 0.0;
this.Width = System.Windows.SystemParameters.PrimaryScreenWidth;
this.Height = System.Windows.SystemParameters.PrimaryScreenHeight;
}
扩展类:
项目先引用下面dll:
1:System.Windows.Forms; 2:System.Drawing;
public static class ExpendMethod
{
private static Window _fullWindow;
private static WindowState _windowState;
private static WindowStyle _windowStyle;
private static bool _windowTopMost;
private static ResizeMode _windowResizeMode;
private static Rect _windowRect;
/// <summary>
/// 进入全屏
/// </summary>
/// <param name="window"></param>
public static void GoFullscreen(this Window window)
{
//已经是全屏
if (window.IsFullscreen()) return;
//存储窗体信息
_windowState = window.WindowState;
_windowStyle = window.WindowStyle;
_windowTopMost = window.Topmost;
_windowResizeMode = window.ResizeMode;
_windowRect.X = window.Left;
_windowRect.Y = window.Top;
_windowRect.Width = window.Width;
_windowRect.Height = window.Height;
//变成无边窗体
window.WindowState = WindowState.Normal;//假如已经是Maximized,就不能进入全屏,所以这里先调整状态
window.WindowStyle = WindowStyle.None;
window.ResizeMode = ResizeMode.NoResize;
window.Topmost = true;//最大化后总是在最上面
//获取窗口句柄
var handle = new WindowInteropHelper(window).Handle;
//获取当前显示器屏幕
Screen screen = Screen.FromHandle(handle);
//调整窗口最大化,全屏的关键代码就是下面3句
window.MaxWidth = screen.Bounds.Width;
window.MaxHeight = screen.Bounds.Height;
window.WindowState = WindowState.Maximized;
//解决切换应用程序的问题
window.Activated += new EventHandler(window_Activated);
window.Deactivated += new EventHandler(window_Deactivated);
//记住成功最大化的窗体
_fullWindow = window;
}
static void window_Deactivated(object sender, EventArgs e)
{
var window = sender as Window;
window.Topmost = false;
}
static void window_Activated(object sender, EventArgs e)
{
var window = sender as Window;
window.Topmost = true;
}
/// <summary>
/// 退出全屏
/// </summary>
/// <param name="window"></param>
public static void ExitFullscreen(this Window window)
{
//已经不是全屏无操作
if (!window.IsFullscreen()) return;
//恢复窗口先前信息,这样就退出了全屏
window.Topmost = _windowTopMost;
window.WindowStyle = _windowStyle;
window.ResizeMode = ResizeMode.CanResize;//设置为可调整窗体大小
window.Left = _windowRect.Left;
window.Width = _windowRect.Width;
window.Top = _windowRect.Top;
window.Height = _windowRect.Height;
window.WindowState = _windowState;//恢复窗口状态信息
window.ResizeMode = _windowResizeMode;//恢复窗口可调整信息
//移除不需要的事件
window.Activated -= window_Activated;
window.Deactivated -= window_Deactivated;
_fullWindow = null;
}
/// <summary>
/// 窗体是否在全屏状态
/// </summary>
/// <param name="window"></param>
/// <returns></returns>
public static bool IsFullscreen(this Window window)
{
if (window == null)
throw new ArgumentNullException("window");
return _fullWindow == window;
}
}
- JavaScript 教程
- JavaScript 编辑工具
- JavaScript 与HTML
- JavaScript 与Java
- JavaScript 数据结构
- JavaScript 基本数据类型
- JavaScript 特殊数据类型
- JavaScript 运算符
- JavaScript typeof 运算符
- JavaScript 表达式
- JavaScript 类型转换
- JavaScript 基本语法
- JavaScript 注释
- Javascript 基本处理流程
- Javascript 选择结构
- Javascript if 语句
- Javascript if 语句的嵌套
- Javascript switch 语句
- Javascript 循环结构
- Javascript 循环结构实例
- Javascript 跳转语句
- Javascript 控制语句总结
- Javascript 函数介绍
- Javascript 函数的定义
- Javascript 函数调用
- Javascript 几种特殊的函数
- JavaScript 内置函数简介
- Javascript eval() 函数
- Javascript isFinite() 函数
- Javascript isNaN() 函数
- parseInt() 与 parseFloat()
- escape() 与 unescape()
- Javascript 字符串介绍
- Javascript length属性
- javascript 字符串函数
- Javascript 日期对象简介
- Javascript 日期对象用途
- Date 对象属性和方法
- Javascript 数组是什么
- Javascript 创建数组
- Javascript 数组赋值与取值
- Javascript 数组属性和方法