Files
lserp_cs_6.0/插件库/Lskj.Main/FrmMain.cs
T
2026-07-02 10:11:39 +00:00

802 lines
32 KiB
C#

/******************************
* 说明:主界面
* 创建人:龚宇超
* 创建日期:2018-04-25
* 修改人:
* 修改日期:
* 修改备注:
* 版本:1.0.0.0
******************************/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Lskj.Main.Model;
using Lskj.Main.Properties;
using DevExpress.XtraEditors;
using Lskj.Model;
using Lskj.Control;
using Lskj.Data;
using Lskj.Control.Model;
using Lskj.Business;
using Lskj.Util;
using Lskj.Main.Control;
using Lskj.Business.Impl;
using DevExpress.XtraTab;
using DevExpress.XtraEditors.Controls;
using System.IO;
using System.Threading;
using System.Diagnostics;
using System.Runtime.InteropServices;
using Lskj.Control.ZKFinger;
namespace Lskj.Main
{
/// <summary>
/// 主界面
/// </summary>
public partial class FrmMain : Form
{
/// <summary>
/// 屏幕dpix、dpiy
/// </summary>
private float _dpiX, _dpiY;
/// <summary>
/// 是否鼠标按下
/// </summary>
private bool _isMouseDown;
/// <summary>
/// 记录窗口位置
/// </summary>
private Point _mousePostion;
/// <summary>
/// 语音识别引擎
/// </summary>
private SpeechHelp speechHelp = new SpeechHelp();
/// <summary>
/// 水印层
/// </summary>
private FrmWatermark watermarkForm;
public FrmMain()
{
Graphics graphics = this.CreateGraphics();
_dpiX = graphics.DpiX;
_dpiY = graphics.DpiY;
InitializeComponent();
this.MaximumSize = new Size(Screen.PrimaryScreen.WorkingArea.Width, Screen.PrimaryScreen.WorkingArea.Height);
}
#region 内存回收
[DllImport("kernel32.dll", EntryPoint = "SetProcessWorkingSetSize")]
public static extern int SetProcessWorkingSetSize(IntPtr process, int minSize, int maxSize);
/// <summary>
/// <para>说明:释放内存</para>
/// <para>创建人:王一帆</para>
/// <para>创建日期:2021-09-29 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public static void ClearMemory()
{
GC.Collect();
GC.WaitForPendingFinalizers();
if (Environment.OSVersion.Platform == PlatformID.Win32NT)
{
//FrmMian为我窗体的类名
FrmMain.SetProcessWorkingSetSize(System.Diagnostics.Process.GetCurrentProcess().Handle, -1, -1);
}
}
#endregion
/// <summary>
/// <para>说明:窗口加载</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2018-04-25 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmMain_Load(object sender, EventArgs e)
{
try
{
ERPInfo.Instance.MainControl = this;
this.Text = SystemInfo.Instance.ClientName + "ERP系统:" + ERPInfo.Instance.UserName;
this.mainPanelControlEx.Hide();
//FrmAutoSqlLoad frm = new FrmAutoSqlLoad();
//frm.ShowDialog();
this.KeyPreview = true;//主窗体允许使用事件
this.mainPanelControlEx.DpiX = _dpiX;
this.mainPanelControlEx.DpiY = _dpiY;
this.mainPanelControlEx.OnLoad();
this.mainPanelControlEx.OnCloseButtonCallBack += new EventHandler(OnCloseButtonCallBack);
this.mainPanelControlEx.OnMaxButtonCallBack += new EventHandler(OnTopPanelMouseDoubleClickCallBack);
this.mainPanelControlEx.OnMinButtonCallBack += new EventHandler(OnMinButtonCallBack);
this.mainPanelControlEx.OnTopMouseDownCallback += new MouseEventHandler(OnTopMouseDownCallback);
this.mainPanelControlEx.OnTopMouseMoveCallBack += new MouseEventHandler(OnTopMouseMoveCallBack);
this.mainPanelControlEx.OnTopMouseUpCallBack += new MouseEventHandler(OnTopMouseUpCallBack);
this.mainPanelControlEx.OnTopPanelMouseDoubleClickCallBack += new EventHandler(OnTopPanelMouseDoubleClickCallBack);
if (SystemInfo.Instance.DetectionMemory)
{
this.TheMemoryTest.Start();
}
this.mainPanelControlEx.State = this.WindowState;
this.MouseMove += OnFrmMainMouseMove;
this.MouseLeave += OnFrmMainMouseLeave;
if (SystemInfo.Instance.DisplayWatermark)
{
watermarkForm = new FrmWatermark(this);
watermarkForm.Size = this.ClientSize; // 设置水印窗体的大小与主窗体客户端区域相同
watermarkForm.Location = this.PointToScreen(new Point(0, 0)); // 将水印窗体定位到主窗体的位置
//watermarkForm.TopMost = true; // 确保水印窗体始终位于最顶层
watermarkForm.Show(this); // 显示水印窗体
//watermarkForm.StartPosition = FormStartPosition.CenterScreen;//居中显示
//watermarkForm.Show(this);// 使用Show方法的overload,设置为最上层显示
this.SizeChanged += FrmMain_SizeChanged;
//this.LocationChanged += FrmMain_LocationChanged;
ERPInfo.Instance.WatermarkForm = watermarkForm;
}
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
finally
{
this.mainPanelControlEx.Show();
}
}
private void OnFrmMainMouseLeave(object sender, EventArgs e)
{
Cursor = Cursors.Arrow;// 移出窗体变为正常
}
private void OnFrmMainMouseMove(object sender, MouseEventArgs e)
{
if (WindowState == FormWindowState.Maximized)
{
return;
}
if (e.Button == MouseButtons.Left)//左键按下移动,拖拽调整大小
{
// MousePosition的参考点是屏幕的左上角,表示鼠标当前相对于屏幕左上角的坐标。this.Left和this.Top的参考点也是屏幕
if (Cursor == Cursors.SizeNWSE) // 倾斜拖拽
{
// 改变窗体宽和高的代码,其宽高为鼠标屏幕位置减去窗体的Left,Top距离
this.Width = MousePosition.X - this.Left;
this.Height = MousePosition.Y - this.Top;
}
else if (Cursor == Cursors.SizeWE) // 水平拖拽
{
Width = MousePosition.X - this.Left;
}
else if (Cursor == Cursors.SizeNS) // 垂直拖拽
{
Height = MousePosition.Y - this.Top;
}
}
//鼠标移动过程中,坐标时刻在改变
//当鼠标移动时横坐标距离窗体右边缘5像素以内且纵坐标距离下边缘也在5像素以内时,要将光标变为倾斜的箭头形状
if (e.Location.X >= this.Width - 3 && e.Location.Y > this.Height - 3)
{
this.Cursor = Cursors.SizeNWSE; // 右下角 双向对角线光标
}
//当鼠标移动时横坐标距离窗体右边缘5像素以内时,要将光标变为双向水平箭头形状
else if (e.Location.X >= this.Width - 3)
{
this.Cursor = Cursors.SizeWE; // 双向水平光标
}
//当鼠标移动时纵坐标距离窗体下边缘5像素以内时,要将光标变为垂直水平箭头形状
else if (e.Location.Y >= this.Height - 3)
{
this.Cursor = Cursors.SizeNS; // 双向垂直光标
}
//否则,以外的窗体区域,鼠标星座均为单向箭头(默认)
else this.Cursor = Cursors.Arrow;
}
/// <summary>
/// 窗体位置改变时,水印层对应改变
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmMain_LocationChanged(object sender, EventArgs e)
{
if (!IsWatermarkAvailable()) return;
watermarkForm.Size = this.ClientSize; // 设置水印窗体的大小与主窗体客户端区域相同
watermarkForm.Location = this.PointToScreen(new Point(0, 0)); // 将水印窗体定位到主窗体的位置
}
/// <summary>
/// 窗体状态改变时,水印层对应改变
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmMain_SizeChanged(object sender, EventArgs e)
{
if (SystemInfo.Instance.DisplayWatermark)
{
if (!IsWatermarkAvailable()) return;
if (ERPInfo.Instance.MainControl.WindowState == FormWindowState.Minimized) watermarkForm.Visible = false;
if (ERPInfo.Instance.MainControl.WindowState != FormWindowState.Minimized)
{
//watermarkForm.Size = this.ClientSize; // 设置水印窗体的大小与主窗体客户端区域相同
//watermarkForm.Location = this.PointToScreen(new Point(0, 0)); // 将水印窗体定位到主窗体的位置
watermarkForm.Visible = true;
}
}
}
private bool IsWatermarkAvailable()
{
return watermarkForm != null && !watermarkForm.IsDisposed && !watermarkForm.Disposing;
}
private void CloseWatermarkForm()
{
this.SizeChanged -= FrmMain_SizeChanged;
if (IsWatermarkAvailable())
{
watermarkForm.SafeClose();
if (!watermarkForm.IsDisposed)
{
watermarkForm.Dispose();
}
}
watermarkForm = null;
ERPInfo.Instance.WatermarkForm = null;
}
/// <summary>
/// U盾状态改变
/// </summary>
/// <param name="m"></param>
protected override void WndProc(ref Message m)
{
base.WndProc(ref m);//调用父类方法,以确保其他功能正常
switch (m.WParam.ToInt32())
{
//U盾改变事件
case 7:
if (SystemInfo.Instance.IsDogVerify)
{
int[] keyHandles = ERPInfo.Instance.keyHandles = new int[8];
int[] keyNumber = ERPInfo.Instance.keyNumber = new int[8];
int rtn = Lskj.Core.SmartX1Api.SmartX1Find("Ls_ERP", keyHandles, keyNumber);
if (rtn != 0)
{
ERPInfo.Instance.isDogVerifyPassword = true;
int closeCount = 0;
if (StaticControl.DogVerifyModuleForms.Count > 0)
{
foreach (DevExpress.XtraTab.XtraTabPage page in StaticControl.DogVerifyModuleForms)
{
this.mainPanelControlEx.TabMain.Invoke(new Action(() =>
{
try
{
if (this.mainPanelControlEx.TabMain.TabPages.Contains(page))
{
this.mainPanelControlEx.TabMain.TabPages.Remove(page);
page.Dispose();
}
}
catch (Exception)
{
}
}));
closeCount += 1;
}
StaticControl.DogVerifyModuleForms.Clear();
}
if (StaticControl.DogVerifyNoPageForms.Count > 0)
{
foreach (IForm iForm in StaticControl.DogVerifyNoPageForms)
{
try
{
iForm.SubForm.Invoke(new Action(() =>
{
iForm.SubForm.Close();
iForm.SubForm.Dispose();
}));
}
catch (Exception)
{
}
closeCount += 1;
}
StaticControl.DogVerifyNoPageForms.Clear();
}
if (closeCount > 0)
{
MessageUtil.Show("U盾已断开连接,当前权限模块已关闭");
}
}
}
if (SystemInfo.Instance.IsFingerLogin)
{
if (StaticControl.fingerHelper != null)
{
StaticControl.fingerHelper.Close();
StaticControl.fingerHelper = null;
}
FingerHelper.FreeSensor();
StaticControl.fingerHelper = new FingerHelper();
}
break;
}
}
/// <summary>
/// <para>说明:通过分辨率界面重绘方法</para>
/// <para>创建人:曹屹峰</para>
/// <para>创建日期:2021-11-01 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnClickKeyboard(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.F3)
{
IntPtr hWnd = GetForegroundWindow(); //获取活动窗口句柄
int calcID = 0; //进程ID pid
int calcTD = 0; //线程ID
calcTD = GetWindowThreadProcessId(hWnd, out calcID);
Clipboard.SetData(DataFormats.Text, (Object)calcID);
MessageUtil.Show("程序PID码:" + calcID + "已复制到粘贴板上!");
}
else if (e.KeyCode == Keys.F4)
{
DataRow rowItem = MainImpl.GetDataRowResult(string.Format("select * from p_formmenuconfigtab where menuid='{0}'", SystemInfo.Instance.QuickMenuId));
if (rowItem != null)
{
string[] arr = new string[] { rowItem["DllFileName"] + "", rowItem["PurviewId"] + "", rowItem["MenuId"] + "", rowItem["UrlParams"] + "", rowItem["SubSysId"] + "", rowItem["menucaption"] + "" };
Manager.OpenModule(arr[2], arr[5], arr[0], arr[1], arr[3]);
}
}
else if (e.Control && e.KeyValue == 192)
{
////speechHelp.StartSpeech();
//Form form = new Form();
//Lskj.Control.PdfEditorEx pdfEditorEx = new PdfEditorEx();
//pdfEditorEx.Dock = DockStyle.Fill;
//form.Controls.Add(pdfEditorEx);
//form.ShowDialog();
}
}
/// <summary>
/// <para>说明:通过分辨率界面重绘方法</para>
/// <para>创建人:王一帆</para>
/// <para>创建日期:2021-08-23 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void AutoLoadSize(System.Windows.Forms.Control Control)
{
foreach (System.Windows.Forms.Control C in Control.Controls)
{
if (C.Controls.Count > 0)
{
AutoLoadSize(C);
}
else
{
}
}
}
/// <summary>
/// <para>说明:重置窗口大小</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2018-02-27 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
private void ResetFormState()
{
foreach (string item in Manager.ModuleForms.Keys)
{
DllModule module = Manager.ModuleForms[item];
//(module.ModuleForm as Form).WindowState = FormWindowState.Maximized;
//(module.ModuleForm as Form).WindowState = this.WindowState;
////(module.ModuleForm as Form).ModuleForm = DockStyle.Fill;
//(module.ModuleForm as Form).Width = this.Width - 6;
}
}
/// <summary>
/// <para>说明:关闭窗口</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2018-04-26 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnCloseButtonCallBack(object sender, EventArgs e)
{
CloseWatermarkForm();
this.Close();
}
/// <summary>
/// <para>说明:窗口最大化</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2018-04-26 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
private void OnTopPanelMouseDoubleClickCallBack(object sender, EventArgs e)
{
try
{
if (this.WindowState == FormWindowState.Normal)
{
EnsureFormInCurrentScreen();
//Screen screen = Screen.FromControl(this);
//this.MaximumSize = screen.WorkingArea.Size;
}
this.WindowState = this.WindowState == FormWindowState.Normal ? FormWindowState.Maximized : FormWindowState.Normal;
if (this.WindowState == FormWindowState.Maximized)
{
this.Padding = new Padding(0, 0, 0, 0);
}
else if (this.WindowState == FormWindowState.Normal)
{
this.Padding = new Padding(0, 0, 3, 3);
}
this.mainPanelControlEx.State = this.WindowState;
this.StartPosition = FormStartPosition.CenterScreen;
this.ResetFormState();
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
/// <summary>
/// <para>说明:窗口最小化</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2018-04-26 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
private void OnMinButtonCallBack(object sender, EventArgs e)
{
try
{
this.WindowState = FormWindowState.Minimized;
this.ResetFormState();
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
/// <summary>
/// <para>说明:关闭界面后清除之前打开的模块</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2017-08-21 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="FormClosingEventArgs"/> instance containing the event data.</param>
private void OnFormClosing(object sender, FormClosingEventArgs e)
{
try
{
CloseWatermarkForm();
Manager.ModuleForms.Clear();
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
/// <summary>
/// <para>说明:鼠标放开</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2017-08-14 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MouseEventArgs"/> instance containing the event data.</param>
private void OnTopMouseDownCallback(object sender, MouseEventArgs e)
{
try
{
base.OnMouseDown(e);
System.Windows.Forms.Control control = (System.Windows.Forms.Control)sender;
Point mousePoint = control.PointToClient(System.Windows.Forms.Control.MousePosition);
_mousePostion = new Point(mousePoint.X, mousePoint.Y);
_isMouseDown = true;
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
/// <summary>
/// <para>说明:鼠标按下</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2017-08-14 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MouseEventArgs"/> instance containing the event data.</param>
private void OnTopMouseMoveCallBack(object sender, MouseEventArgs e)
{
try
{
base.OnMouseMove(e);
if (_isMouseDown && e.Button == MouseButtons.Left)
{
this.Location = new Point(Location.X + (e.X - _mousePostion.X), Location.Y + (e.Y - _mousePostion.Y));
}
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
/// <summary>
/// <para>说明:鼠标移动</para>
/// <para>创建人:龚宇超</para>
/// <para>创建日期:2017-08-14 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MouseEventArgs"/> instance containing the event data.</param>
private void OnTopMouseUpCallBack(object sender, MouseEventArgs e)
{
try
{
base.OnMouseUp(e);
_isMouseDown = false;
//this.Focus();
if (this.WindowState == FormWindowState.Normal)
{
EnsureFormInCurrentScreen();
}
this.mainPanelControlEx.pic_search.Focus();//点击界面失去焦点
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
#region 无标题栏窗体最大化最小化
protected override CreateParams CreateParams
{
get
{
const int WS_MINIMIZEBOX = 0x00020000; // Winuser.h中定义
CreateParams cp = base.CreateParams;
cp.Style = cp.Style | WS_MINIMIZEBOX; // 允许最小化操作
return cp;
}
}
#endregion
/// <summary>
/// <para>说明:检测当前内容占用清空</para>
/// <para>创建人:王一帆</para>
/// <para>创建日期:2021-06-02 </para>
/// <para>修改人:</para>
/// <para>修改日期:</para>
/// <para>修改备注:</para>
/// <para>版本:1.0</para>
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="MouseEventArgs"/> instance containing the event data.</param>
private void ContentDetection(object sender, EventArgs e)
{
try
{
MEMORY_INFO MemInfo;
MemInfo = new MEMORY_INFO();
GlobalMemoryStatus(ref MemInfo);
//Console.WriteLine(MemInfo.dwMemoryLoad.ToString() + "%的内存正在使用");
string footprint = MemInfo.dwMemoryLoad.ToString();
ClearMemory();
//if (double.Parse(footprint) >= 90)
//{
//}
//int WorkingSetLinex = System.Diagnostics.Process.GetCurrentProcess().MaxWorkingSet.ToInt32();
//string WorkingSetLinex2 = (WorkingSetLinex / 1024 / 1024).ToString();
//string WorkingSetLinex = Marshal.PtrToStringAnsi(System.Diagnostics.Process.GetCurrentProcess().MaxWorkingSet);
//PerformanceCounter ramCounter = new PerformanceCounter("Process", "Working Set", name);
//float ram2 = ramCounter.NextValue();
//string ram = String.Format("{0:F}", ramCounter.NextValue() / 1024 / 1024);
//PerformanceCounter AllocateRam = new PerformanceCounter("Process", "Working Set - Private", name);
//float pf = AllocateRam.NextValue();
//string workingSe = String.Format("{0:F}", AllocateRam.NextValue() / 1024 );
//PerformanceCounter sqdx = new PerformanceCounter("Process", "Virtual Bytes", name);
//float sqdx1 = sqdx.NextValue();
//string sqdx2 = String.Format("{0:F}", sqdx.NextValue() / 1024 / 1024);
}
catch (Exception ex)
{
string Message = ErrorMessage.PromptErrorMessage(ex);
MessageUtil.Show(Message, ex.Message);
}
}
[DllImport("User32.dll")]
public static extern IntPtr GetForegroundWindow(); //获取活动窗口句柄
[DllImport("User32.dll", CharSet = CharSet.Auto)]
public static extern int GetWindowThreadProcessId(IntPtr hwnd, out int ID); //获取线程ID
[DllImport("kernel32")]
public static extern void GetSystemDirectory(StringBuilder SysDir, int count);
[DllImport("kernel32")]
public static extern void GetSystemInfo(ref CPU_INFO cpuinfo);
[DllImport("kernel32")]
public static extern void GlobalMemoryStatus(ref MEMORY_INFO meminfo);
[DllImport("kernel32")]
public static extern void GetSystemTime(ref SYSTEMTIME_INFO stinfo);
[StructLayout(LayoutKind.Sequential)]
public struct CPU_INFO
{
public uint dwOemId;
public uint dwPageSize;
public uint lpMinimumApplicationAddress;
public uint lpMaximumApplicationAddress;
public uint dwActiveProcessorMask;
public uint dwNumberOfProcessors;
public uint dwProcessorType;
public uint dwAllocationGranularity;
public uint dwProcessorLevel;
public uint dwProcessorRevision;
}
//定义内存的信息结构
[StructLayout(LayoutKind.Sequential)]
public struct MEMORY_INFO
{
public uint dwLength;
public uint dwMemoryLoad;
public uint dwTotalPhys;
public uint dwAvailPhys;
public uint dwTotalPageFile;
public uint dwAvailPageFile;
public uint dwTotalVirtual;
public uint dwAvailVirtual;
}
//定义系统时间的信息结构
[StructLayout(LayoutKind.Sequential)]
public struct SYSTEMTIME_INFO
{
public ushort wYear;
public ushort wMonth;
public ushort wDayOfWeek;
public ushort wDay;
public ushort wHour;
public ushort wMinute;
public ushort wSecond;
public ushort wMilliseconds;
}
/// <summary>
/// 多屏时设置程序大小
/// </summary>
private void EnsureFormInCurrentScreen()
{
if (this.WindowState != FormWindowState.Normal)
{
return;
}
Screen screen = Screen.FromPoint(System.Windows.Forms.Control.MousePosition);
Rectangle workingArea = screen.WorkingArea;
int width = this.Width;
int height = this.Height;
if (width > workingArea.Width)
{
width = workingArea.Width;
}
if (height > workingArea.Height)
{
height = workingArea.Height;
}
int left = this.Left;
int top = this.Top;
if (left < workingArea.Left)
{
left = workingArea.Left;
}
if (top < workingArea.Top)
{
top = workingArea.Top;
}
if (left + width > workingArea.Right)
{
left = workingArea.Right - width;
}
if (top + height > workingArea.Bottom)
{
top = workingArea.Bottom - height;
}
this.MaximumSize = workingArea.Size;
this.Bounds = new Rectangle(left, top, width, height);
}
}
}