Docking/UI/UIMemoryViewer.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Be.Windows.Forms;
using RomCheater.Logging;
using RomCheater.PluginFramework.Interfaces;
using System.Diagnostics;
using Sojaner.MemoryScanner.MemoryProviers;

namespace RomCheater.Docking.UI
{
    public partial class UIMemoryViewer : UserControl, 
        IAcceptsPlugin<IConfigPlugin>,
        IAcceptsProcess<Process>,
        IAcceptsProcessAndConfig
    {
        public UIMemoryViewer()
        {
            InitializeComponent();
            SetStyle(ControlStyles.UserPaint, true);
            SetStyle(ControlStyles.DoubleBuffer, true);
            SetStyle(ControlStyles.AllPaintingInWmPaint, true);
            SetStyle(ControlStyles.ResizeRedraw, true);
            //this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
            //if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
            this.UpdateEnabled = false;
            txtData.BytesPerLine = (int)max_address_width;
            txtData.UseFixedBytesPerLine = true;
            txtData.StringViewVisible = true;
            ramScroll.Minimum = (int)MemoryStart;
            for (uint i = MemoryStart; i < (MemoryStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
            ramScroll.Value = ramScroll.Minimum;
            this.CanChangeUpdateInterval = false;


            lblAddressMarker.Text = "";
            for (uint i = 0; i < max_address_width; i++)
            {
                lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
            }
            this.AcceptedPlugin = null; this.AcceptedProcess = null;

            txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
            txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
        }

        private void GetFirstNonZeroByte()
        {
            if (!DesignMode)
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                uint addr = 0;
                provider.ReadFirstNonZeroByte(MemoryStart, MemorySize, out addr);
                GotoAddress(addr);
            }
        }

        #region  IAcceptsProcess<Process> Members
        private Process _AcceptedProcess;
        public Process AcceptedProcess
        {
            get { return _AcceptedProcess; }
            set
            {
                _AcceptedProcess = value;
                update_timer.Enabled = (value != null);
                UpdateEnabled = update_timer.Enabled;
                if (value != null)
                    GetFirstNonZeroByte();
            }
        }
        #endregion
        #region IAcceptsPlugin<IConfigPlugin> Members
        public IConfigPlugin AcceptedPlugin { get; set; }
        #endregion
        #region IAcceptsMemoryRange members
        public uint MemoryStart { get { return 0; } }
        public uint MemorySize { get { return int.MaxValue; } }
        #endregion
        public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
        public void GotoBottom() { uint size = MemorySize; this.CURRENT_TOP_ADDR = (uint)((size - 1) - max_ram_view); }
        public void GotoAddress(uint addr) { this.CURRENT_TOP_ADDR = (uint)addr & 0xFFFFFFF0; }
        private bool _UpdateEnabled;
        public bool UpdateEnabled
        {
            get { return _UpdateEnabled; }
            set
            {
                _UpdateEnabled = value;
                if (value) { this.update_timer.Enabled = true; }
                else { this.update_timer.Enabled = false; }
            }
        }
        private bool _CanChangeUpdateInterval;
        public bool CanChangeUpdateInterval
        {
            get { return _CanChangeUpdateInterval; }
            set { _CanChangeUpdateInterval = value; }
        }

        public int UpdateInterval
        {
            get { return this.update_timer.Interval; }
            set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
        }
        private string AddressList = "";
        private string AsciiData = "";
        private byte[] RamData = new byte[] { };

        const uint max_address_width = 16;
        static uint max_ram_view = max_address_width * 27;

        static uint small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
        static uint medium_scroll_change = max_ram_view / 2; // scrolls half a page
        static uint large_scroll_change = max_ram_view; // scrolls a full page
        private uint _CURRENT_TOP_ADDR;
        uint CURRENT_TOP_ADDR
        {
            get { return _CURRENT_TOP_ADDR; }
            set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
        }
        //uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
        private void UpdateMaxRamView()
        {
            Graphics g = this.CreateGraphics();
            Size size = g.MeasureString("00", txtData.Font).ToSize();
            int ByteHeight = size.Height;
            int TotalHeight = txtData.Height;
            uint NumberOfBytes = (uint)((TotalHeight / ByteHeight) * max_address_width);
            uint byte_width = (max_address_width * 2);
            max_ram_view = NumberOfBytes + (byte_width - 1);
        }
        private void btnGotoAddress_Click(object sender, EventArgs e)
        {
            this.GotoAddress(txthexGoto.ToUInt32());
        }

        private void btnEditBytes_Click(object sender, EventArgs e)
        {
            bool reenable = false;
            if (this.UpdateEnabled) reenable = true;
            this.UpdateEnabled = false;
            ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
            editor.ShowDialog();
            if (editor.BytesEdited)
            {
                //DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
                //txtData.ByteProvider = _DynamicByteProvider;
                //_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
                this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
            }
            this.UpdateEnabled = reenable;
        }
        private bool ForceUpdate = false;
        private bool ShouldUpdateResults()
        {
            //if (ResultsUpdateWorkerThread.IsBusy) { return false; }
            if (ForceUpdate) return true;
            //else if (TextIsBeingSelected) return false;
            //else if (NonHandledKeysAreBeingPressed) return false;
            else if (this.UpdateEnabled) return true;
            else { return false; }
        }
        private void UpdateGui(bool force)
        {
            if (AcceptedProcess == null) { return; }
            if (AcceptedPlugin == null) { return; }
            
            if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
            this.UpdateMaxRamView();
            //if (!force)
            //{
            if (!ResultsUpdateWorkerThread.IsBusy)
                ResultsUpdateWorkerThread.RunWorkerAsync();
            //}
            //else
            //{
            //    while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
            //    ResultsUpdateWorkerThread.RunWorkerAsync();
            //}
        }
        private void UpdateGui()
        {
            this.UpdateGui(false);
        }
        private byte[] GetMemory()
        {
            try
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                int bytesReadSize;
                byte[] data;
                provider.ReadProcessMemory(CURRENT_TOP_ADDR, max_ram_view, out bytesReadSize, out data);
                //this.Logger.LogDebugMessage(string.Format("GetMemory() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", data.Length));
                return data;
            }
            catch (Exception ex)
            {
                logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
                byte[] data = new byte[max_ram_view];
                for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
                return data;
            }
        }
        private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
        private void UpdateMemroyView(uint address)
        {
            try
            {
                if (AcceptedProcess == null) { return; }
                if (AcceptedPlugin == null) { return; }

                byte[] data = GetMemory();
                try
                {
                    RamData = data;


                    AddressList = "";
                    AsciiData = "";
                    // write the addreses out
                    for (uint i = address; i < (address + max_ram_view); i += max_address_width)
                    {
                        AddressList = AddressList + string.Format("{0:X8}:\n", i);
                    }
                    //// write out the ascii data
                    StringBuilder builder = new StringBuilder();
                    for (uint i = address; i < (address + max_ram_view); i += max_address_width)
                    {
                        try
                        {
                            for (uint j = 0; j < max_address_width; j++)
                            {
                                uint current_addr = i + j;
                                if (current_addr >= MemorySize) break;
                                byte ascii_value_raw = data[j];
                                char ascii_value = (char)data[j];
                                if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
                                {
                                    builder.Append(ascii_value.ToString());
                                }
                                else
                                {
                                    builder.Append(".");
                                }
                            }
                            builder.AppendLine();
                        }
                        catch (Exception ex)
                        {
                            logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
                            return;
                        }
                    }
                    AsciiData = builder.ToString();


                }
                catch (Exception ex)
                {
                    logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
                    return;
                }
            }
            catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }
        //private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
        //{
        //    this.WriteCurrentBytes();
        //}
        private void WriteCurrentBytes(uint start_address, byte[] data)
        {
            try
            {
                if (AcceptedProcess == null) { return; }
                if (AcceptedPlugin == null) { return; }
                // Byte changed
                //byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                int bytesReadSize;

                for (int i = 0; i < data.Length; i ++)
                {
                    uint addr = (uint)(start_address + i);
                    byte data_to_write = data[i];
                    provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
                }
            }
            catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }

        private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
        private void ResultsUpdateWorkerThread_DoWork(object sender, DoWorkEventArgs e) { try { this.UpdateMemroyView(); } catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_DoWork():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); } }
        private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            try
            {
                txtAddresses.Clear(); txtAddresses.Text = AddressList;
                //txtAscii.Clear(); txtAscii.Text = AsciiData;
                //this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
                DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
                txtData.ByteProvider = _DynamicByteProvider;
                //_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
            }
            catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
            catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
        }
        private void Handle_KeyDown(object sender, KeyEventArgs e)
        {
            //isScrolling = false;
            //bool reenable = false;
            //if (this.UpdateEnabled) reenable = true;
            //this.UpdateEnabled = false;

            this.UpdateMaxRamView();
            uint ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;

            ////if (e.Type == ScrollEventType.EndScroll) return;
            //uint size = max_ram_view;

            bool haveModifier = false;
            switch (e.Modifiers)
            {
                case Keys.Control:
                    switch (e.KeyCode)
                    {
                        case Keys.Home:
                            this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false; 
                            break;
                        case Keys.End:
                            this.CURRENT_TOP_ADDR = (uint)((MemorySize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
                            break;
                        default:
                            //NonHandledKeysAreBeingPressed = true;
                            break;
                    }
                    break;
            }

            if (!haveModifier)
            {
                switch (e.KeyCode)
                {
                    case Keys.Up:
                        if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
                        {
                            this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                        }
                        else
                        {
                            this.CURRENT_TOP_ADDR -= (uint)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.Down:
                        this.CURRENT_TOP_ADDR += (uint)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
                        break;
                    case Keys.PageUp:
                        if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
                        {
                            this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                        }
                        else
                        {
                            this.CURRENT_TOP_ADDR -= (uint)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.PageDown:
                        this.CURRENT_TOP_ADDR += (uint)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        break;
                    default:
                        //NonHandledKeysAreBeingPressed = true;
                        break;
                }
            }
            if (this.CURRENT_TOP_ADDR < MemoryStart) this.CURRENT_TOP_ADDR = MemoryStart;
            //if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
            if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = (MemorySize - max_ram_view);
            
            //this.UpdateEnabled = reenable;
        }

        private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
        private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
        private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }

        private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }

        private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
        {
            ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
            if (WheelDelta < 0)
            {
                //// negative: scroll down
                //// SmallDecrement -or- LargeDecrement
                //if (WheelDelta <= small_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
                //}
                //if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
                //}
                args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
            }
            else
            {
                //// positive: scroll up
                //// SmallIncrement  -or- LargeIncrement
                //if (WheelDelta <= small_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
                //}
                //if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
                //{
                //    args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
                //}
                args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
            }
            return args;
        }

        void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
        void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
       

        private void Handle_Scroll(object sender, ScrollEventArgs e)
        {
            //isScrolling = true;
            //bool reenable = false;
            //if (this.UpdateEnabled) reenable = true;
            //this.UpdateEnabled = false;

            this.UpdateMaxRamView();
            uint ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
            //uint size = MemorySize;
            if (e.Type == ScrollEventType.EndScroll) return;

            switch (e.Type)
            {
                case ScrollEventType.SmallDecrement:
                    if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
                    {
                        this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                    }
                    else
                    {
                        this.CURRENT_TOP_ADDR -= (small_scroll_change);
                    }
                    break;
                case ScrollEventType.SmallIncrement:
                    this.CURRENT_TOP_ADDR += (small_scroll_change);
                    break;

                case ScrollEventType.LargeDecrement:
                    if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
                    {
                        this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
                    }
                    else
                    {
                        this.CURRENT_TOP_ADDR -= (large_scroll_change);
                    }
                    break;
                case ScrollEventType.LargeIncrement:
                    this.CURRENT_TOP_ADDR += (large_scroll_change);
                    break;
                case ScrollEventType.ThumbPosition:
                //this.CURRENT_TOP_ADDR = (uint)e.NewValue;
                //break;
                default:
                    this.CURRENT_TOP_ADDR = (uint)((uint)e.NewValue & 0xFFFFFFF0);
                    break;
            }
            if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
            //if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
            //if (this.CURRENT_TOP_ADDR < 0 || this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
            if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = MemorySize - max_ram_view;
            //this.UpdateEnabled = reenable;
            //isScrolling = false;
        }

    }
}
1	william	198	using System;
2			using System.Collections.Generic;
3			using System.ComponentModel;
4			using System.Drawing;
5			using System.Data;
6			using System.Linq;
7			using System.Text;
8			using System.Windows.Forms;
9			using Be.Windows.Forms;
10			using RomCheater.Logging;
11			using RomCheater.PluginFramework.Interfaces;
12			using System.Diagnostics;
13	william	238	using Sojaner.MemoryScanner.MemoryProviers;
14	william	198
15			namespace RomCheater.Docking.UI
16			{
17	william	243	public partial class UIMemoryViewer : UserControl,
18			IAcceptsPlugin<IConfigPlugin>,
19			IAcceptsProcess<Process>,
20			IAcceptsProcessAndConfig
21	william	198	{
22			public UIMemoryViewer()
23			{
24			InitializeComponent();
25			SetStyle(ControlStyles.UserPaint, true);
26			SetStyle(ControlStyles.DoubleBuffer, true);
27			SetStyle(ControlStyles.AllPaintingInWmPaint, true);
28			SetStyle(ControlStyles.ResizeRedraw, true);
29			//this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
30			//if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
31			this.UpdateEnabled = false;
32			txtData.BytesPerLine = (int)max_address_width;
33			txtData.UseFixedBytesPerLine = true;
34			txtData.StringViewVisible = true;
35			ramScroll.Minimum = (int)MemoryStart;
36	william	201	for (uint i = MemoryStart; i < (MemoryStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
37	william	198	ramScroll.Value = ramScroll.Minimum;
38			this.CanChangeUpdateInterval = false;
39
40
41			lblAddressMarker.Text = "";
42			for (uint i = 0; i < max_address_width; i++)
43			{
44			lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
45			}
46			this.AcceptedPlugin = null; this.AcceptedProcess = null;
47	william	202
48			txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
49			txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
50	william	203	}
51
52			private void GetFirstNonZeroByte()
53			{
54			if (!DesignMode)
55			{
56	william	238	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
57	william	203	uint addr = 0;
58	william	238	provider.ReadFirstNonZeroByte(MemoryStart, MemorySize, out addr);
59	william	203	GotoAddress(addr);
60			}
61			}
62
63	william	238	#region IAcceptsProcess<Process> Members
64	william	199	private Process _AcceptedProcess;
65			public Process AcceptedProcess
66			{
67			get { return _AcceptedProcess; }
68			set
69			{
70			_AcceptedProcess = value;
71			update_timer.Enabled = (value != null);
72			UpdateEnabled = update_timer.Enabled;
73	william	203	if (value != null)
74			GetFirstNonZeroByte();
75	william	199	}
76			}
77	william	198	#endregion
78			#region IAcceptsPlugin<IConfigPlugin> Members
79			public IConfigPlugin AcceptedPlugin { get; set; }
80			#endregion
81	william	200	#region IAcceptsMemoryRange members
82	william	206	public uint MemoryStart { get { return 0; } }
83			public uint MemorySize { get { return int.MaxValue; } }
84	william	200	#endregion
85	william	198	public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
86			public void GotoBottom() { uint size = MemorySize; this.CURRENT_TOP_ADDR = (uint)((size - 1) - max_ram_view); }
87			public void GotoAddress(uint addr) { this.CURRENT_TOP_ADDR = (uint)addr & 0xFFFFFFF0; }
88			private bool _UpdateEnabled;
89			public bool UpdateEnabled
90			{
91			get { return _UpdateEnabled; }
92			set
93			{
94			_UpdateEnabled = value;
95			if (value) { this.update_timer.Enabled = true; }
96			else { this.update_timer.Enabled = false; }
97			}
98			}
99			private bool _CanChangeUpdateInterval;
100			public bool CanChangeUpdateInterval
101			{
102			get { return _CanChangeUpdateInterval; }
103			set { _CanChangeUpdateInterval = value; }
104			}
105
106			public int UpdateInterval
107			{
108			get { return this.update_timer.Interval; }
109			set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
110			}
111			private string AddressList = "";
112			private string AsciiData = "";
113			private byte[] RamData = new byte[] { };
114
115			const uint max_address_width = 16;
116			static uint max_ram_view = max_address_width * 27;
117
118			static uint small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
119			static uint medium_scroll_change = max_ram_view / 2; // scrolls half a page
120			static uint large_scroll_change = max_ram_view; // scrolls a full page
121			private uint _CURRENT_TOP_ADDR;
122			uint CURRENT_TOP_ADDR
123			{
124			get { return _CURRENT_TOP_ADDR; }
125	william	216	set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
126	william	198	}
127			//uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
128			private void UpdateMaxRamView()
129			{
130			Graphics g = this.CreateGraphics();
131			Size size = g.MeasureString("00", txtData.Font).ToSize();
132			int ByteHeight = size.Height;
133			int TotalHeight = txtData.Height;
134			uint NumberOfBytes = (uint)((TotalHeight / ByteHeight) * max_address_width);
135			uint byte_width = (max_address_width * 2);
136			max_ram_view = NumberOfBytes + (byte_width - 1);
137			}
138			private void btnGotoAddress_Click(object sender, EventArgs e)
139			{
140			this.GotoAddress(txthexGoto.ToUInt32());
141			}
142
143			private void btnEditBytes_Click(object sender, EventArgs e)
144			{
145			bool reenable = false;
146			if (this.UpdateEnabled) reenable = true;
147			this.UpdateEnabled = false;
148			ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
149			editor.ShowDialog();
150			if (editor.BytesEdited)
151			{
152	william	207	//DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
153			//txtData.ByteProvider = _DynamicByteProvider;
154			//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
155			this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
156	william	198	}
157			this.UpdateEnabled = reenable;
158			}
159			private bool ForceUpdate = false;
160			private bool ShouldUpdateResults()
161			{
162			//if (ResultsUpdateWorkerThread.IsBusy) { return false; }
163			if (ForceUpdate) return true;
164			//else if (TextIsBeingSelected) return false;
165			//else if (NonHandledKeysAreBeingPressed) return false;
166			else if (this.UpdateEnabled) return true;
167			else { return false; }
168			}
169			private void UpdateGui(bool force)
170			{
171			if (AcceptedProcess == null) { return; }
172			if (AcceptedPlugin == null) { return; }
173
174			if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
175			this.UpdateMaxRamView();
176			//if (!force)
177			//{
178			if (!ResultsUpdateWorkerThread.IsBusy)
179			ResultsUpdateWorkerThread.RunWorkerAsync();
180			//}
181			//else
182			//{
183			// while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
184			// ResultsUpdateWorkerThread.RunWorkerAsync();
185			//}
186			}
187			private void UpdateGui()
188			{
189			this.UpdateGui(false);
190			}
191			private byte[] GetMemory()
192			{
193			try
194			{
195	william	238	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
196	william	198	int bytesReadSize;
197	william	229	byte[] data;
198	william	238	provider.ReadProcessMemory(CURRENT_TOP_ADDR, max_ram_view, out bytesReadSize, out data);
199	william	198	//this.Logger.LogDebugMessage(string.Format("GetMemory() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", data.Length));
200			return data;
201			}
202			catch (Exception ex)
203			{
204			logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
205	william	200	byte[] data = new byte[max_ram_view];
206	william	198	for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
207			return data;
208			}
209			}
210			private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
211			private void UpdateMemroyView(uint address)
212			{
213			try
214			{
215			if (AcceptedProcess == null) { return; }
216			if (AcceptedPlugin == null) { return; }
217
218			byte[] data = GetMemory();
219	william	201	try
220			{
221			RamData = data;
222	william	198
223
224			AddressList = "";
225			AsciiData = "";
226			// write the addreses out
227			for (uint i = address; i < (address + max_ram_view); i += max_address_width)
228			{
229			AddressList = AddressList + string.Format("{0:X8}:\n", i);
230			}
231	william	201	//// write out the ascii data
232	william	198	StringBuilder builder = new StringBuilder();
233			for (uint i = address; i < (address + max_ram_view); i += max_address_width)
234			{
235	william	201	try
236	william	198	{
237	william	201	for (uint j = 0; j < max_address_width; j++)
238	william	198	{
239	william	201	uint current_addr = i + j;
240			if (current_addr >= MemorySize) break;
241			byte ascii_value_raw = data[j];
242			char ascii_value = (char)data[j];
243			if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
244			{
245			builder.Append(ascii_value.ToString());
246			}
247			else
248			{
249			builder.Append(".");
250			}
251	william	198	}
252	william	201	builder.AppendLine();
253	william	198	}
254	william	201	catch (Exception ex)
255			{
256			logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
257			return;
258			}
259	william	198	}
260			AsciiData = builder.ToString();
261
262
263			}
264			catch (Exception ex)
265			{
266			logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
267			return;
268			}
269			}
270			catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
271			}
272	william	207	//private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
273			//{
274			// this.WriteCurrentBytes();
275			//}
276			private void WriteCurrentBytes(uint start_address, byte[] data)
277	william	198	{
278			try
279			{
280			if (AcceptedProcess == null) { return; }
281			if (AcceptedPlugin == null) { return; }
282			// Byte changed
283	william	207	//byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
284	william	238	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
285	william	198	int bytesReadSize;
286
287	william	207	for (int i = 0; i < data.Length; i ++)
288	william	198	{
289	william	207	uint addr = (uint)(start_address + i);
290			byte data_to_write = data[i];
291	william	238	provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
292	william	198	}
293			}
294			catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
295			}
296
297			private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
298			private void ResultsUpdateWorkerThread_DoWork(object sender, DoWorkEventArgs e) { try { this.UpdateMemroyView(); } catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_DoWork():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); } }
299			private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
300			{
301			try
302			{
303			txtAddresses.Clear(); txtAddresses.Text = AddressList;
304			//txtAscii.Clear(); txtAscii.Text = AsciiData;
305			//this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
306			DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
307			txtData.ByteProvider = _DynamicByteProvider;
308	william	207	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
309	william	198	}
310			catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
311			catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
312			}
313			private void Handle_KeyDown(object sender, KeyEventArgs e)
314			{
315			//isScrolling = false;
316			//bool reenable = false;
317			//if (this.UpdateEnabled) reenable = true;
318			//this.UpdateEnabled = false;
319
320			this.UpdateMaxRamView();
321			uint ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
322
323			////if (e.Type == ScrollEventType.EndScroll) return;
324	william	205	//uint size = max_ram_view;
325	william	198
326			bool haveModifier = false;
327			switch (e.Modifiers)
328			{
329			case Keys.Control:
330			switch (e.KeyCode)
331			{
332			case Keys.Home:
333			this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false;
334			break;
335			case Keys.End:
336	william	205	this.CURRENT_TOP_ADDR = (uint)((MemorySize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
337	william	198	break;
338			default:
339			//NonHandledKeysAreBeingPressed = true;
340			break;
341			}
342			break;
343			}
344
345			if (!haveModifier)
346			{
347			switch (e.KeyCode)
348			{
349			case Keys.Up:
350	william	205	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
351			{
352			this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
353			}
354			else
355			{
356			this.CURRENT_TOP_ADDR -= (uint)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
357			}
358	william	198	break;
359			case Keys.Down:
360			this.CURRENT_TOP_ADDR += (uint)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
361			break;
362			case Keys.PageUp:
363	william	205	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
364			{
365			this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
366			}
367			else
368			{
369			this.CURRENT_TOP_ADDR -= (uint)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
370			}
371	william	198	break;
372			case Keys.PageDown:
373			this.CURRENT_TOP_ADDR += (uint)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
374			break;
375			default:
376			//NonHandledKeysAreBeingPressed = true;
377			break;
378			}
379			}
380			if (this.CURRENT_TOP_ADDR < MemoryStart) this.CURRENT_TOP_ADDR = MemoryStart;
381			//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
382	william	205	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = (MemorySize - max_ram_view);
383
384	william	198	//this.UpdateEnabled = reenable;
385			}
386
387			private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
388			private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
389			private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
390
391			private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }
392	william	202
393			private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
394			{
395			ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
396			if (WheelDelta < 0)
397			{
398			//// negative: scroll down
399			//// SmallDecrement -or- LargeDecrement
400			//if (WheelDelta <= small_scroll_change)
401			//{
402			// args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
403			//}
404			//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
405			//{
406			// args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
407			//}
408			args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
409			}
410			else
411			{
412			//// positive: scroll up
413			//// SmallIncrement -or- LargeIncrement
414			//if (WheelDelta <= small_scroll_change)
415			//{
416			// args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
417			//}
418			//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
419			//{
420			// args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
421			//}
422			args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
423			}
424			return args;
425			}
426
427			void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
428			void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
429
430
431	william	198	private void Handle_Scroll(object sender, ScrollEventArgs e)
432			{
433			//isScrolling = true;
434			//bool reenable = false;
435			//if (this.UpdateEnabled) reenable = true;
436			//this.UpdateEnabled = false;
437
438			this.UpdateMaxRamView();
439			uint ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
440	william	205	//uint size = MemorySize;
441	william	198	if (e.Type == ScrollEventType.EndScroll) return;
442
443			switch (e.Type)
444			{
445			case ScrollEventType.SmallDecrement:
446	william	202	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
447			{
448			this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
449			}
450			else
451			{
452			this.CURRENT_TOP_ADDR -= (small_scroll_change);
453			}
454	william	198	break;
455			case ScrollEventType.SmallIncrement:
456			this.CURRENT_TOP_ADDR += (small_scroll_change);
457			break;
458
459			case ScrollEventType.LargeDecrement:
460	william	202	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
461			{
462			this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
463			}
464			else
465			{
466			this.CURRENT_TOP_ADDR -= (large_scroll_change);
467			}
468	william	198	break;
469			case ScrollEventType.LargeIncrement:
470			this.CURRENT_TOP_ADDR += (large_scroll_change);
471			break;
472			case ScrollEventType.ThumbPosition:
473			//this.CURRENT_TOP_ADDR = (uint)e.NewValue;
474			//break;
475			default:
476			this.CURRENT_TOP_ADDR = (uint)((uint)e.NewValue & 0xFFFFFFF0);
477			break;
478			}
479			if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
480			//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
481			//if (this.CURRENT_TOP_ADDR < 0 \|\| this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
482	william	205	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemorySize) this.CURRENT_TOP_ADDR = MemorySize - max_ram_view;
483	william	198	//this.UpdateEnabled = reenable;
484			//isScrolling = false;
485			}
486	william	214
487	william	198	}
488			}