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ProgressForm.cs
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ProgressForm.cs
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//===============================================================================
// Microsoft patterns & practices
// CompositeUI Application Block
//===============================================================================
// Copyright ?Microsoft Corporation. All rights reserved.
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY
// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE.
//===============================================================================
using System;
using System.ComponentModel;
using System.Windows.Forms;
using DevComponents.DotNetBar;
using System.Drawing;
using System.Windows;
using System.Threading;
using System.Diagnostics;
namespace SchoolHealth
{
public partial class ProgressForm : Office2007Form
{
private static readonly string progressTextFormat = "{0}%";
private bool bReportProgress;
private bool bShowProgressText;
private bool bSupportCancel;
private bool isAutoCloseAfterCompleted;
private bool isOperationCompleted;
private bool bHidePicture = false;
private string msgTextFormat;
private object argument;
private IWin32Window owner;
private BackgroundWorker worker = null;
public event EventHandler Canceled;
public ProgressForm()
{
InitializeComponent();
isAutoCloseAfterCompleted = true;
worker = new BackgroundWorker();
// lblMessage.ForeColor = Utility.GloablColorSchemeItem.ForeColor;
try
{
if (!this.IsHandleCreated)
{
this.CreateHandle();
}
}
catch
{
this.RecreateHandle();
}
this.FormClosed += new FormClosedEventHandler(OnFormClosed);
//if(Environment.OSVersion.Version.Major >=6)
//{
// this.FormBorderStyle = FormBorderStyle.FixedToolWindow;
//}
}
public bool HidePicture
{
get { return bHidePicture; }
set
{
bHidePicture = value;
this.pbProcess.Visible = !bHidePicture;
ShowHidePicutre(bHidePicture);
}
}
private void ShowHidePicutre(bool bHidePicture)
{
//if (bHidePicture)
//{
// if (this.panelEx1.Controls.Contains(this.pbProcess))
// this.panelEx1.Controls.Remove(this.pbProcess);
// this.pbProcess.Image = null;
//}
//else
//{
// if (!this.panelEx1.Controls.Contains(this.pbProcess))
// this.panelEx1.Controls.Add(this.pbProcess);
// this.pbProcess.Image = global::EDM.UserControls.Properties.Resources.processing;
//}
}
public IWin32Window OwnerForm
{
set
{
owner = value;
}
}
public bool ShowProgressText
{
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
Utility.SaveInvoke(this, delegate
{
bShowProgressText = value;
progressBar.TextVisible = true;
lblMessage.Visible = true;
}, false, false);
}
else
{
bShowProgressText = value;
progressBar.TextVisible = true;
lblMessage.Visible = true;
}
}
}
public object Argument
{
get { return argument; }
set { argument = value; }
}
public string MessagFormat
{
set { msgTextFormat = value; }
}
public bool IsShowTextOnly
{
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
Utility.SaveInvoke(this, delegate
{
if (value && !bHidePicture)
this.pbProcess.Visible = true;
else
this.pbProcess.Visible = false;
ShowHidePicutre(!value || bHidePicture);
this.progressBar.Visible = !value;
if (value)
{
this.Height = (int)(this.Height * 2 / 3);
//this.lblMessage.TextLineAlignment = StringAlignment.Center;
//this.lblMessage.TextAlignment = StringAlignment.Center;
this.lblMessage.Location = new Point(40, this.Height / 4);
this.lblMessage.Size = new Size(lblMessage.Size.Width - 40, lblMessage.Height);
}
}, false, false);
}
else
{
if (value && !bHidePicture)
this.pbProcess.Visible = true;
else
this.pbProcess.Visible = false;
ShowHidePicutre(!value || bHidePicture);
this.progressBar.Visible = !value;
if (value)
{
this.Height = (int)(this.Height * 2 / 3);
//this.lblMessage.TextLineAlignment = StringAlignment.Center;
//this.lblMessage.TextAlignment = StringAlignment.Center;
this.lblMessage.Location = new Point(40, this.Height / 4);
this.lblMessage.Size = new Size(lblMessage.Size.Width - 40, lblMessage.Height);
}
}
//this.lblMessage.TextAlign = ContentAlignment.MiddleLeft;
}
}
public bool IsReportProgress
{
get
{
return bReportProgress;
}
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
Utility.SaveInvoke(this, delegate
{
bReportProgress = value;
worker.WorkerReportsProgress = bReportProgress;
if (bReportProgress)
{
progressBar.ProgressType = eProgressItemType.Standard;
worker.ProgressChanged -= new ProgressChangedEventHandler(OnProgressChanged);
worker.ProgressChanged += new ProgressChangedEventHandler(OnProgressChanged);
}
else
{
progressBar.ProgressType = eProgressItemType.Marquee;
}
}, false, false);
}
else
{
bReportProgress = value;
worker.WorkerReportsProgress = bReportProgress;
if (bReportProgress)
{
progressBar.ProgressType = eProgressItemType.Standard;
worker.ProgressChanged -= new ProgressChangedEventHandler(OnProgressChanged);
worker.ProgressChanged += new ProgressChangedEventHandler(OnProgressChanged);
}
else
{
progressBar.ProgressType = eProgressItemType.Marquee;
}
}
}
}
public bool CancellationPending
{
get
{
if (worker == null)
{
return false;
}
return worker.CancellationPending;
}
}
public bool IsBusy
{
get
{
if (worker == null)
{
return false;
}
return worker.IsBusy;
}
}
public bool IsAutoCloseAfterCompleted
{
get
{
return isAutoCloseAfterCompleted;
}
set
{
isAutoCloseAfterCompleted = value;
}
}
public bool IsOperationCompleted
{
get
{
return isOperationCompleted;
}
set
{
isOperationCompleted = value;
}
}
public void ReportProgress(int percent, object status)
{
try
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
MethodInvoker mi = delegate
{
if (bReportProgress && worker.IsBusy && this.IsHandleCreated && !this.IsDisposed && !this.Disposing)
{
worker.ReportProgress(percent, status);
}
};
Utility.SaveInvoke(this, mi, false, false);
}
else
{
if (bReportProgress && worker.IsBusy && this.IsHandleCreated && !this.IsDisposed && !this.Disposing)
{
worker.ReportProgress(percent, status);
}
}
}
catch (Exception ex)
{
// Utils.Utility.Log(ex);
}
}
public bool SupportCancel
{
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
MethodInvoker mi = delegate
{
bSupportCancel = value;
worker.WorkerSupportsCancellation = bSupportCancel;
btnCancel.Visible = bSupportCancel;
};
Utility.SaveInvoke(this, mi, false, false);
}
else
{
bSupportCancel = value;
worker.WorkerSupportsCancellation = bSupportCancel;
btnCancel.Visible = bSupportCancel;
}
}
}
public event RunWorkerCompletedEventHandler RunWorkerCompleted
{
add { worker.RunWorkerCompleted += value; }
remove { worker.RunWorkerCompleted -= value; }
}
public event DoWorkEventHandler DoWork
{
add { worker.DoWork += value; }
remove { worker.DoWork -= value; }
}
public event ProgressChangedEventHandler ProgressChanged
{
add { worker.ProgressChanged += value; }
remove { worker.ProgressChanged -= value; }
}
public void OnProcessCompleted(object sender, EventArgs e)
{
DoEventsTimer.Stop();
bReportProgress = false;
if (isAutoCloseAfterCompleted)
{
Close();
}
//if (this.owner != null)
//{
// Form form = this.owner as Form;
// if (form != null && form.Visible)
// {
// form.BringToFront();
// }
//}
}
public void OnProgressChanged(object sender, ProgressChangedEventArgs e)
{
try
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
MethodInvoker mi = delegate
{
progressBar.Text = string.Format(progressTextFormat, e.ProgressPercentage);
//if(e.ProgressPercentage > progressBar.Value)
//{
progressBar.Value = e.ProgressPercentage;
//}
if (e.UserState != null)
{
if (!string.IsNullOrEmpty(msgTextFormat))
{
lblMessage.Text = string.Format(msgTextFormat, e.UserState);
}
else
{
lblMessage.Text = e.UserState.ToString();
}
lblMessage.Refresh();
progressBar.Refresh();
}
//Application.DoEvents();
};
Utility.SaveInvoke(this, mi, false, false);
}
else
{
progressBar.Text = string.Format(progressTextFormat, e.ProgressPercentage);
//if(e.ProgressPercentage > progressBar.Value)
//{
progressBar.Value = e.ProgressPercentage;
//}
if (e.UserState != null)
{
if (!string.IsNullOrEmpty(msgTextFormat))
{
lblMessage.Text = string.Format(msgTextFormat, e.UserState);
}
else
{
lblMessage.Text = e.UserState.ToString();
}
lblMessage.Refresh();
progressBar.Refresh();
}
//Application.DoEvents();
}
}
catch
{
}
}
//public void Start()
//{
// worker.RunWorkerCompleted -= new RunWorkerCompletedEventHandler(OnProcessCompleted);
// worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(OnProcessCompleted);
// worker.RunWorkerAsync();
// //this.BringToFront();
// if (owner != null)
// {
// this.StartPosition = FormStartPosition.CenterParent;
// ShowDialog(owner);
// }
// else
// {
// this.StartPosition = FormStartPosition.CenterScreen;
// ShowDialog();
// }
//}
public new string Text
{
get
{
return this.lblMessage.Text;
}
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
MethodInvoker mi = delegate
{
this.lblMessage.Text = value;
};
Utility.SaveInvoke(this, mi, false, false);
}
else
{
this.lblMessage.Text = value;
}
}
}
//public void Start(object arg)
//{
// worker.RunWorkerCompleted -= new RunWorkerCompletedEventHandler(OnProcessCompleted);
// worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(OnProcessCompleted);
// if (arg != null)
// {
// argument = arg;
// worker.RunWorkerAsync(arg);
// if (owner != null)
// {
// this.StartPosition = FormStartPosition.CenterParent;
// ShowDialog(owner);
// }
// else
// {
// this.StartPosition = FormStartPosition.CenterScreen;
// ShowDialog();
// }
// }
// else
// {
// Start();
// }
//}
private System.Windows.Forms.Timer doEventsTimer;
private System.Windows.Forms.Timer DoEventsTimer
{
get
{
if (doEventsTimer == null)
{
doEventsTimer = new System.Windows.Forms.Timer();
doEventsTimer.Interval = 200;
doEventsTimer.Tick += (OnDoEventsTimerTick);
}
return doEventsTimer;
}
}
void OnDoEventsTimerTick(object sender, EventArgs e)
{
Application.DoEvents();
}
public void Start(object arg = null, IWin32Window owner = null)
{
worker.RunWorkerCompleted -= (OnProcessCompleted);
worker.RunWorkerCompleted += (OnProcessCompleted);
if (owner != null)
{
this.owner = owner;
}
DoEventsTimer.Start();
if (arg != null)
{
argument = arg;
worker.RunWorkerAsync(arg);
}
else
{
worker.RunWorkerAsync();
}
if (this.owner != null)
{
Form form = this.owner as Form;
if (form != null && form.WindowState != FormWindowState.Minimized)
{
this.StartPosition = FormStartPosition.CenterParent;
}
else
{
this.StartPosition = FormStartPosition.CenterScreen;
}
ShowDialog(this.owner);
}
else
{
this.StartPosition = FormStartPosition.CenterScreen;
ShowDialog();
}
}
public void Start(bool visible, object arg = null, IWin32Window owner = null)
{
worker.RunWorkerCompleted -= (OnProcessCompleted);
worker.RunWorkerCompleted += (OnProcessCompleted);
if (owner != null)
{
this.owner = owner;
}
DoEventsTimer.Start();
if (arg != null)
{
argument = arg;
worker.RunWorkerAsync(arg);
}
else
{
worker.RunWorkerAsync();
}
if (this.owner != null)
{
this.StartPosition = FormStartPosition.CenterParent;
if (visible)
ShowDialog(this.owner);
}
else
{
this.StartPosition = FormStartPosition.CenterScreen;
if (visible)
ShowDialog();
}
}
public bool CancelButtonVisible
{
set
{
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
MethodInvoker mi = delegate
{
btnCancel.Visible = value;
this.Invalidate();
};
Utility.SaveInvoke(this, mi, false, false);
}
else
{
btnCancel.Visible = value;
this.Invalidate();
}
}
}
private void btnCancel_Click(object sender, EventArgs e)
{
if (worker.IsBusy)
{
Text = "È¡ÏûÖÐ...";
worker.CancelAsync();
}
if (Canceled != null)
{
Canceled(this, null);
}
this.DialogResult = DialogResult.Cancel;
Close();
}
private void OnFormClosed(object sender, FormClosedEventArgs e)
{
try
{
worker.RunWorkerCompleted -= OnProcessCompleted;
worker.ProgressChanged -= OnProgressChanged;
DoEventsTimer.Tick -= OnDoEventsTimerTick;
FormClosed -= OnFormClosed;
if (InvokeRequired && IsHandleCreated && !IsDisposed)
{
Utility.SaveInvoke(this, delegate
{
var form = this.owner as Form;
if (form != null)
{
form.BringToFront();
}
this.Dispose();
}, false, false);
}
else
{
var form = this.owner as Form;
if (form != null)
{
form.BringToFront();
}
this.Dispose();
}
}
catch (Exception ex)
{
}
finally
{
}
}
/// <summary>
/// ShowWithoutActivation
/// </summary>
//protected override bool ShowWithoutActivation
//{
// get { return true; }
//}
//protected override void WndProc(ref Message m)
//{
// //if(Visible)
// if (Environment.OSVersion.Version.Major < Common.CommonConstant.VistaVersion)
// {
// if (m.Msg == (int)WindowsMessages.WM_MOUSEACTIVATE)
// {
// m.Result = new IntPtr((int)WindowsMessages.MA_NOACTIVATE);
// return;
// }
// else if (m.Msg == (int)WindowsMessages.WM_NCACTIVATE)
// {
// //yunliang:please do not use following codes,it will cause exception in aync operations .
// //if (((int)m.WParam & 0xFFFF) != (int)WindowsMessages.WA_INACTIVE)
// //{
// // if (m.LParam != IntPtr.Zero)
// // {
// // User32.SetActiveWindow(m.LParam);
// // }
// // else
// // {
// // User32.SetActiveWindow(IntPtr.Zero);
// // }
// //}
// }
// }
// base.WndProc(ref m);
//}
//need more overload method
public static void QueueWorkingItem(MethodInvoker invoker, string msg, IWin32Window parent)
{
using (ProgressForm pf = new ProgressForm())
{
pf.IsShowTextOnly = true;
pf.Text = msg;
Form form = parent as Form;
if (form != null)
{
pf.OwnerForm = form;
}
else
{
Control ctrl = parent as Control;
if (ctrl != null)
{
pf.OwnerForm = ctrl.TopLevelControl ?? ctrl;
}
else
{
pf.OwnerForm = ctrl;
}
}
AutoResetEvent evt = new AutoResetEvent(false);
ThreadPool.QueueUserWorkItem(s =>
{
while (!evt.WaitOne(10)) Application.DoEvents();
});
pf.DoWork += delegate
{
try
{
Control ctrl = parent as Control;
if (ctrl != null)
{
ctrl.Invoke(invoker);
}
else
{
invoker.Invoke();
}
}
catch
{
}
finally
{
evt.Set();
}
};
pf.Start();
}
}
public static void QueueWorkingItemEx(MethodInvoker invoker, string msg, IWin32Window parent)
{
using (ProgressForm pf = new ProgressForm())
{
pf.IsShowTextOnly = true;
pf.Text = msg;
pf.SupportCancel = true;
Form form = parent as Form;
if (form != null)
{
pf.OwnerForm = form;
}
else
{
Control ctrl = parent as Control;
if (ctrl != null)
{
pf.OwnerForm = ctrl.TopLevelControl ?? ctrl;
}
else
{
pf.OwnerForm = ctrl;
}
}
pf.DoWork += delegate
{
invoker.Invoke();
};
pf.Start();
}
}
}
#region ProgressImageBox
public class ProgressImageBox : UserControl
{
private Image Image { get; set; }
public ProgressImageBox()
{
try
{
Image = Properties.Resources.processing;
SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.UserPaint | ControlStyles.OptimizedDoubleBuffer | ControlStyles.SupportsTransparentBackColor, true);
if (!this.IsHandleCreated)
{
this.CreateHandle();
}
}
catch
{
this.RecreateHandle();
}
}
protected override void OnVisibleChanged(EventArgs e)
{
if (Image != null)
{
if (this.Visible)
{
if (ImageAnimator.CanAnimate(Image))
{
ImageAnimator.StopAnimate(Image, OnAnimate);
ImageAnimator.Animate(Image, OnAnimate);
}
}
else
{
ImageAnimator.StopAnimate(Image, OnAnimate);
}
}
base.OnVisibleChanged(e);
}
protected override void OnPaint(PaintEventArgs pe)
{
if (Image != null)
{
ImageAnimator.UpdateFrames();
pe.Graphics.DrawImage(this.Image, new Rectangle(0, 0, this.Width, this.Height));
}
base.OnPaint(pe);
}
protected override void Dispose(bool disposing)
{
try
{
if (Image != null)
{
ImageAnimator.StopAnimate(Image, OnAnimate);
Image.Dispose();
Image = null;
}
if (IsHandleCreated)
DestroyHandle();
}
catch (Exception ex)
{
return;
}
finally
{
base.Dispose(disposing);
}
}
private void OnAnimate(object sender, EventArgs e)
{
Utility.SaveInvoke(this, Invalidate, true, false);
}
}
#endregion
}