initial oogynize check in _ this actually used to work!
This commit is contained in:
324
Client Services/ButtonWPForm/ButtonFormMgr.cs
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324
Client Services/ButtonWPForm/ButtonFormMgr.cs
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Drawing;
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using System.Threading;
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using System.Windows.Interop;
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using System.EnterpriseServices;
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using System.Windows;
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using System.IO;
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using System.Windows.Threading;
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using System.Collections;
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using System.Reflection;
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// Ooganizer Namespaces
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using Foo.Platform;
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using Foo.Platform.Win32;
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namespace Foo.ClientServices.ButtonWPForm
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{
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/// <summary>
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/// This class manages the creation/deletion and actions of (1 - n) ButtonForms
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/// </summary>
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[ComVisible(false)]
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internal class ButtonFormMgr
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{
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private const int INITIAL_OBJECT_CAPACITY = 30;
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private Hashtable m_ObjectList = null;
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private Dispatcher m_Dispatcher = null;
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// we have one btnForm loaded (hidden) always, as a performance cache
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private ButtonForm m_btnForm = null;
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private bool m_IsBtnFormCached = false;
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// Imp! - allows external caller to run any action on a ButtonForm
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public delegate void _Action(ButtonForm btnForm);
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//custom private delegates
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private delegate void delegate_Create(int hParentWND, Image snapshot);
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private delegate void delegate_Delete(int hParentWND);
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private delegate int delegate_CreateWindow(int hParentWND);
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private delegate void delegate_Action(int hParentWND, _Action action);
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// Declare the Log4net Variable
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private static log4net.ILog Log = Logger.GetLog4NetInterface(MethodBase.GetCurrentMethod().DeclaringType);
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public ButtonFormMgr(Dispatcher disp)
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{
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m_ObjectList = new Hashtable();
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m_Dispatcher = disp;
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if (!m_IsBtnFormCached)
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BetterPerformance();
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}
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/// <summary>
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/// Calls Create_ButtonForm via Dispatcher if neccessary
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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public void Create_ButtonFormDISP(int hParentWND, Image snapshot)
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{
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if (hParentWND != 0)
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{
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if (m_Dispatcher.Thread == Thread.CurrentThread)
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{
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Create_ButtonForm(hParentWND, snapshot);
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}
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else
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{
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object[] parameters = new object[] { hParentWND, snapshot };
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m_Dispatcher.Invoke((delegate_Create)Create_ButtonFormDISP, System.Windows.Threading.DispatcherPriority.Normal, parameters);
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}
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}
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}
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/// <summary>
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/// Calls Create_ButtonFormWindow via Dispatcher if neccessary
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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public int Create_ButtonFormWindowDISP(int hParentWND)
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{
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if (hParentWND != 0)
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{
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if (m_Dispatcher.Thread == Thread.CurrentThread)
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{
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return Create_ButtonFormWindow(hParentWND);
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}
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else
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{
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object[] parameters = new object[] { hParentWND };
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return (int)m_Dispatcher.Invoke((delegate_CreateWindow)Create_ButtonFormWindowDISP, System.Windows.Threading.DispatcherPriority.Normal, parameters);
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}
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}
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return 0;
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}
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/// <summary>
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/// Calls Delete_ButtonForm via Dispatcher if neccessary
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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public void Delete_ButtonFormDISP(int hParentWND)
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{
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if (hParentWND != 0)
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{
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if (m_Dispatcher.Thread == Thread.CurrentThread)
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{
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Delete_ButtonForm(hParentWND);
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}
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else
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{
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object[] parameters = new object[] { hParentWND };
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m_Dispatcher.Invoke((delegate_Delete)Delete_ButtonFormDISP, System.Windows.Threading.DispatcherPriority.Normal, parameters);
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}
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}
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}
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/// <summary>
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/// Use this Dispatching Action Function to run any _Action on the ButtonForm
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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public void RunAction_ButtonFormDISP(int hParentWND, _Action action)
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{
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if (hParentWND != 0)
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{
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if (m_Dispatcher.Thread == Thread.CurrentThread)
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{
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RunAction_ButtonForm(hParentWND, action);
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}
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else
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{
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object[] parameters = new object[] { hParentWND, action };
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m_Dispatcher.Invoke((delegate_Action)RunAction_ButtonFormDISP, System.Windows.Threading.DispatcherPriority.Normal, parameters);
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}
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}
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}
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/// <summary>
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/// Calls Terminate via Dispatcher if neccessary
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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public void TerminateDISP()
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{
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if (m_Dispatcher.Thread == Thread.CurrentThread)
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{
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Terminate();
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}
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else
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{
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m_Dispatcher.Invoke((Action)TerminateDISP, System.Windows.Threading.DispatcherPriority.Normal, null);
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}
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}
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/// <summary>
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/// Creates a new ButtonForm object into the ObjectList
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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private void Create_ButtonForm(int hParentWND, Image snapshot)
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{
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try
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{
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if (!m_IsBtnFormCached)
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BetterPerformance();
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m_ObjectList[hParentWND] = new ButtonForm();
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ButtonForm btnForm = (ButtonForm)m_ObjectList[hParentWND];
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if (btnForm != null)
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{
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// We use the InteropHelper to set the Owner Property
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WindowInteropHelper InteropHelper = new WindowInteropHelper(btnForm);
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InteropHelper.Owner = (IntPtr)hParentWND;
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// Set the important Fields into the Button Form
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btnForm.HookedWindow = (IntPtr)hParentWND; // give it the handle to the hooked window
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btnForm.SnapShot = snapshot; // give it the snapshot of the window
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RECT ParentWndRect = new RECT();
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Win32Functions.GetWindowRect((IntPtr)hParentWND, out ParentWndRect);
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// Get Initial Location for the form
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btnForm.Top = ParentWndRect.top;
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btnForm.Left = ParentWndRect.left;
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// Get Initial Height and Width of the form
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btnForm.Height = (ParentWndRect.bottom - ParentWndRect.top);
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btnForm.Width = (ParentWndRect.right - ParentWndRect.left);
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}
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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}
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/// <summary>
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/// Use this function to delete the ButtonForm Object
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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private void Delete_ButtonForm(int hParentWND)
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{
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try
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{
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if (m_ObjectList.ContainsKey(hParentWND))
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{
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ButtonForm btnForm = (ButtonForm)m_ObjectList[hParentWND];
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if (btnForm != null)
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{
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m_ObjectList.Remove(hParentWND);
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btnForm.Close();
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}
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}
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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}
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/// <summary>
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/// Use this to run void() function actions on the specified buttonform
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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/// <param name="action">a pointer to a delegate (action function) to run</param>
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private void RunAction_ButtonForm(int hParentWND, _Action action)
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{
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try
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{
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if (m_ObjectList.ContainsKey(hParentWND))
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{
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ButtonForm btnForm = (ButtonForm)m_ObjectList[hParentWND];
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if (btnForm != null)
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action(btnForm);
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}
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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}
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/// <summary>
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/// Use this to actually create the Window, call this after calling Create_ButtonForm
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/// This will create the window by calling Show(), this will also show the window
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/// </summary>
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/// <param name="hParentWND">handle to Parent/Owner Window</param>
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/// <returns>the Handle to the newly created window object</returns>
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private int Create_ButtonFormWindow(int hParentWND)
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{
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try
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{
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if (m_ObjectList.ContainsKey(hParentWND))
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{
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ButtonForm btnForm = (ButtonForm)m_ObjectList[hParentWND];
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// We use the InteropHelper to see if this WPFForm has been created previously
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WindowInteropHelper InteropHelper = new WindowInteropHelper(btnForm);
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if (InteropHelper.Handle == IntPtr.Zero)
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{
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btnForm.Show();
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}
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return (int)InteropHelper.Handle;
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}
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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return 0;
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}
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/// <summary>
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/// Kills all ButtonForm Instances (STOPS ALL)
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/// </summary>
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private void Terminate()
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{
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try
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{
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foreach (object o in m_ObjectList)
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{
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if ((o != null) && (o is ButtonForm))
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{
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ButtonForm btnForm = (ButtonForm)o;
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btnForm.Close();
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}
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}
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m_ObjectList.Clear();
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if (m_IsBtnFormCached)
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{
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m_btnForm.Close();
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m_IsBtnFormCached = false;
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}
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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}
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/// <summary>
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/// In order to improve first WPForm performance we have one
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/// WPForm ButtonForm loaded at all times. (opacity set to 0).
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/// ~it has no parent setting so it is just a form of the desktop
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/// </summary>
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private void BetterPerformance()
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{
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if (!m_IsBtnFormCached)
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{
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try
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{
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// Performance Cache (keeps a window loaded always)
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m_btnForm = new ButtonForm(true);
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m_btnForm.LoadHideButtonFormPerfCache();
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m_IsBtnFormCached = true;
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}
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catch (Exception e)
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{
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Log.Error(string.Format("{0}() - error thrown", MethodBase.GetCurrentMethod().Name), e);
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}
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}
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}
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}
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}
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