Docking/UI/UIMemoryViewer.cs

//#define DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS // when defined will not call GetFirstNonZeroByte() when AcceptedProcess is updated and is not null
//#define DISABLE_GETFIRSTNONZERO_BYTE // when defined will make GetFirstNonZeroByte() an empty void method
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;
using System.Runtime.InteropServices;
using RomCheater.PluginFramework.Events;
using Sojaner.MemoryScanner;

namespace RomCheater.Docking.UI
{
    public partial class UIMemoryViewer : UserControl, 
        IAcceptsPlugin<IConfigPlugin>,
        IAcceptsProcess<Process>,
        IAcceptsProcessAndConfig,
        IAcceptsMemoryRange,
        IBrowseMemoryRegion,
        IAcceptPEData
    {
        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)MemoryRangeStart;
            for (int i = MemoryRangeStart; i < (MemoryRangeStart + 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 !DISABLE_GETFIRSTNONZERO_BYTE
            if (!DesignMode)
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                provider.OpenProvider();
                int addr = 0;
                provider.ReadFirstNonZeroByte(MemoryRangeStart, MemoryRangeSize, out addr);
                provider.CloseProvider();
                GotoAddress(addr);
            }
#endif
        }
        #region IBrowseMemoryRegion
        public bool BrowseMemoryRegion(int MemoryRegion)
        {
            try
            {
                if (!((MemoryRangeStart <= MemoryRegion) && (MemoryRegion <= (MemoryRangeStart + MemoryRangeSize)))) { return false; }
                GotoAddress(MemoryRegion);
                return true;
            }
            catch(Exception ex)
            {
                logger.Error.WriteLine("UIMemoryViewer.BrowseMemoryRegion(int MemoryRegion): Failed to Browse Memory Region: 0x{0:x8}", MemoryRegion);
                logger.Error.WriteLine(ex.ToString());
                return false;
            }
        }
        #endregion
        #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 !DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS
                if (value != null)
                    GetFirstNonZeroByte();
#endif
            }
        }
        #endregion
        #region IAcceptsPlugin<IConfigPlugin> Members
        public IConfigPlugin AcceptedPlugin { get; set; }
        #endregion
        #region IAcceptsMemoryRange members
        public int MemoryRangeStart { get { return MemorySizeConstants.MinimumAddress; } set { } }
        public uint MemoryRangeSize { get { if (MemoryRangeStart > 0) { return (uint)(MemorySizeConstants.MaximumAddress - MemoryRangeStart); } return MemorySizeConstants.MaximumAddress; } set { } }
        #endregion
        #region IAcceptPEData members
        private PEReader.PEData peData { get; set; }
        public void SetPEViewerData(PEReader.PEData peData) { this.peData = peData; }
        #endregion
        public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
        public void GotoBottom() { uint size = (uint)MemoryRangeSize; this.CURRENT_TOP_ADDR = (int)((size - 1) - max_ram_view); }
        public void GotoAddress(int addr) { this.CURRENT_TOP_ADDR = (int)(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 int max_address_width = 16;
        static int max_ram_view = max_address_width * 27;

        static int small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
        static int medium_scroll_change = max_ram_view / 2; // scrolls half a page
        static int large_scroll_change = max_ram_view; // scrolls a full page
        private int _CURRENT_TOP_ADDR;
        int 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()
        {
            if (this.IsDisposed) return;
            Graphics g = this.CreateGraphics();
            Size size = g.MeasureString("00", txtData.Font).ToSize();
            int ByteHeight = size.Height;
            int TotalHeight = txtData.Height;
            int NumberOfBytes = (int)((TotalHeight / ByteHeight) * max_address_width);
            int byte_width = (max_address_width * 2);
            max_ram_view = NumberOfBytes + (byte_width);
        }
        private void btnGotoAddress_Click(object sender, EventArgs e)
        {
            this.GotoAddress(txthexGoto.ToInt32());
        }

        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()
        {
            byte[] data = new byte[] { };
            try
            {
                GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
                provider.OpenProvider();
                int bytesReadSize;
                provider.ReadProcessMemory(CURRENT_TOP_ADDR, (uint)max_ram_view, out bytesReadSize, out data);
                try
                {
                    provider.CloseProvider();
                }
                catch (SEHException ex)
                {
                    logger.Error.WriteLine("UIMemoryViewer.GetMemory(): SEHException: (0x{0:x8} {1}", ex.ErrorCode, ex.Message);
                    logger.Error.WriteLine(ex.ToString());
                }
                catch (Exception ex)
                {
                    logger.Error.WriteLine("UIMemoryViewer.GetMemory(): Exception: {0}", ex.Message);
                    logger.Error.WriteLine(ex.ToString());
                }
            }
            catch (Exception ex)
            {
                logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
            }
            finally
            {
                if (data.Length == 0)
                {
                    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(int address)
        {
            try
            {
                if (AcceptedProcess == null) { return; }
                if (AcceptedPlugin == null) { return; }

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


                    AddressList = "";
                    AsciiData = "";
                    // write the addreses out
                    for (int 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 (int i = address; i < (address + max_ram_view); i += max_address_width)
                    {
                        try
                        {
                            for (int j = 0; j < max_address_width; j++)
                            {
                                int current_addr = i + j;
                                if (current_addr >= MemoryRangeSize) 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(int 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);
                provider.OpenProvider();
                int bytesReadSize;

                for (int i = 0; i < data.Length; i ++)
                {
                    int addr = (int)(start_address + i);
                    byte data_to_write = data[i];
                    provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
                }
                provider.CloseProvider();
            }
            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();
            int 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 = (int)((MemoryRangeSize - 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 -= (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.Down:
                        this.CURRENT_TOP_ADDR += (int)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 -= (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        }
                        break;
                    case Keys.PageDown:
                        this.CURRENT_TOP_ADDR += (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
                        break;
                    default:
                        //NonHandledKeysAreBeingPressed = true;
                        break;
                }
            }
            if (this.CURRENT_TOP_ADDR < MemoryRangeStart) this.CURRENT_TOP_ADDR = MemoryRangeStart;
            //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 >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - 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();
            int 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 = (int)(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 >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
            //this.UpdateEnabled = reenable;
            //isScrolling = false;
        }

    }
}
1	//#define DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS // when defined will not call GetFirstNonZeroByte() when AcceptedProcess is updated and is not null
2	//#define DISABLE_GETFIRSTNONZERO_BYTE // when defined will make GetFirstNonZeroByte() an empty void method
3	using System;
4	using System.Collections.Generic;
5	using System.ComponentModel;
6	using System.Drawing;
7	using System.Data;
8	using System.Linq;
9	using System.Text;
10	using System.Windows.Forms;
11	using Be.Windows.Forms;
12	using RomCheater.Logging;
13	using RomCheater.PluginFramework.Interfaces;
14	using System.Diagnostics;
15	using Sojaner.MemoryScanner.MemoryProviers;
16	using System.Runtime.InteropServices;
17	using RomCheater.PluginFramework.Events;
18	using Sojaner.MemoryScanner;
19
20	namespace RomCheater.Docking.UI
21	{
22	public partial class UIMemoryViewer : UserControl,
23	IAcceptsPlugin<IConfigPlugin>,
24	IAcceptsProcess<Process>,
25	IAcceptsProcessAndConfig,
26	IAcceptsMemoryRange,
27	IBrowseMemoryRegion,
28	IAcceptPEData
29	{
30	public UIMemoryViewer()
31	{
32	InitializeComponent();
33	SetStyle(ControlStyles.UserPaint, true);
34	SetStyle(ControlStyles.DoubleBuffer, true);
35	SetStyle(ControlStyles.AllPaintingInWmPaint, true);
36	SetStyle(ControlStyles.ResizeRedraw, true);
37	//this.OnPCSX2ProcessCallback = new UIEvents.PCSX2ProcessCallback(this.PCSX2ProcessCallback);
38	//if (this.OnPCSX2ProcessCallback != null) { this.OnPCSX2ProcessCallback.Invoke(out procdata); }
39	this.UpdateEnabled = false;
40	txtData.BytesPerLine = (int)max_address_width;
41	txtData.UseFixedBytesPerLine = true;
42	txtData.StringViewVisible = true;
43	ramScroll.Minimum = (int)MemoryRangeStart;
44	for (int i = MemoryRangeStart; i < (MemoryRangeStart + max_ram_view); i += max_address_width) { ramScroll.Maximum += (int)max_address_width; }
45	ramScroll.Value = ramScroll.Minimum;
46	this.CanChangeUpdateInterval = false;
47
48
49	lblAddressMarker.Text = "";
50	for (uint i = 0; i < max_address_width; i++)
51	{
52	lblAddressMarker.Text = lblAddressMarker.Text + string.Format("{0:X2} ", i);
53	}
54	this.AcceptedPlugin = null; this.AcceptedProcess = null;
55
56	txtAddresses.MouseWheel += new MouseEventHandler(txtAddresses_MouseWheel);
57	txtData.MouseWheel += new MouseEventHandler(txtData_MouseWheel);
58	}
59
60	private void GetFirstNonZeroByte()
61	{
62	#if !DISABLE_GETFIRSTNONZERO_BYTE
63	if (!DesignMode)
64	{
65	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
66	provider.OpenProvider();
67	int addr = 0;
68	provider.ReadFirstNonZeroByte(MemoryRangeStart, MemoryRangeSize, out addr);
69	provider.CloseProvider();
70	GotoAddress(addr);
71	}
72	#endif
73	}
74	#region IBrowseMemoryRegion
75	public bool BrowseMemoryRegion(int MemoryRegion)
76	{
77	try
78	{
79	if (!((MemoryRangeStart <= MemoryRegion) && (MemoryRegion <= (MemoryRangeStart + MemoryRangeSize)))) { return false; }
80	GotoAddress(MemoryRegion);
81	return true;
82	}
83	catch(Exception ex)
84	{
85	logger.Error.WriteLine("UIMemoryViewer.BrowseMemoryRegion(int MemoryRegion): Failed to Browse Memory Region: 0x{0:x8}", MemoryRegion);
86	logger.Error.WriteLine(ex.ToString());
87	return false;
88	}
89	}
90	#endregion
91	#region IAcceptsProcess<Process> Members
92	private Process _AcceptedProcess;
93	public Process AcceptedProcess
94	{
95	get { return _AcceptedProcess; }
96	set
97	{
98	_AcceptedProcess = value;
99	update_timer.Enabled = (value != null);
100	UpdateEnabled = update_timer.Enabled;
101	#if !DISABLE_GETFIRSTNONZEROBYTE_ONUPDATE_ACCEPTEDPROCESS
102	if (value != null)
103	GetFirstNonZeroByte();
104	#endif
105	}
106	}
107	#endregion
108	#region IAcceptsPlugin<IConfigPlugin> Members
109	public IConfigPlugin AcceptedPlugin { get; set; }
110	#endregion
111	#region IAcceptsMemoryRange members
112	public int MemoryRangeStart { get { return MemorySizeConstants.MinimumAddress; } set { } }
113	public uint MemoryRangeSize { get { if (MemoryRangeStart > 0) { return (uint)(MemorySizeConstants.MaximumAddress - MemoryRangeStart); } return MemorySizeConstants.MaximumAddress; } set { } }
114	#endregion
115	#region IAcceptPEData members
116	private PEReader.PEData peData { get; set; }
117	public void SetPEViewerData(PEReader.PEData peData) { this.peData = peData; }
118	#endregion
119	public void GotoTop() { this.CURRENT_TOP_ADDR = 0; }
120	public void GotoBottom() { uint size = (uint)MemoryRangeSize; this.CURRENT_TOP_ADDR = (int)((size - 1) - max_ram_view); }
121	public void GotoAddress(int addr) { this.CURRENT_TOP_ADDR = (int)(addr & 0xFFFFFFF0); }
122	private bool _UpdateEnabled;
123	public bool UpdateEnabled
124	{
125	get { return _UpdateEnabled; }
126	set
127	{
128	_UpdateEnabled = value;
129	if (value) { this.update_timer.Enabled = true; }
130	else { this.update_timer.Enabled = false; }
131	}
132	}
133	private bool _CanChangeUpdateInterval;
134	public bool CanChangeUpdateInterval
135	{
136	get { return _CanChangeUpdateInterval; }
137	set { _CanChangeUpdateInterval = value; }
138	}
139
140	public int UpdateInterval
141	{
142	get { return this.update_timer.Interval; }
143	set { if (CanChangeUpdateInterval) this.update_timer.Interval = value; }
144	}
145	private string AddressList = "";
146	private string AsciiData = "";
147	private byte[] RamData = new byte[] { };
148
149	const int max_address_width = 16;
150	static int max_ram_view = max_address_width * 27;
151
152	static int small_scroll_change = max_address_width * 1; // scrolls one line (when you clikc the up or down arrows)
153	static int medium_scroll_change = max_ram_view / 2; // scrolls half a page
154	static int large_scroll_change = max_ram_view; // scrolls a full page
155	private int _CURRENT_TOP_ADDR;
156	int CURRENT_TOP_ADDR
157	{
158	get { return _CURRENT_TOP_ADDR; }
159	set { txthexGoto.Value = _CURRENT_TOP_ADDR = value; }
160	}
161	//uint CURRENT_BOITTOM_ADDR() { return CURRENT_TOP_ADDR + max_ram_view; }
162	private void UpdateMaxRamView()
163	{
164	if (this.IsDisposed) return;
165	Graphics g = this.CreateGraphics();
166	Size size = g.MeasureString("00", txtData.Font).ToSize();
167	int ByteHeight = size.Height;
168	int TotalHeight = txtData.Height;
169	int NumberOfBytes = (int)((TotalHeight / ByteHeight) * max_address_width);
170	int byte_width = (max_address_width * 2);
171	max_ram_view = NumberOfBytes + (byte_width);
172	}
173	private void btnGotoAddress_Click(object sender, EventArgs e)
174	{
175	this.GotoAddress(txthexGoto.ToInt32());
176	}
177
178	private void btnEditBytes_Click(object sender, EventArgs e)
179	{
180	bool reenable = false;
181	if (this.UpdateEnabled) reenable = true;
182	this.UpdateEnabled = false;
183	ByteEditor editor = new ByteEditor((txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray(), this.CURRENT_TOP_ADDR);
184	editor.ShowDialog();
185	if (editor.BytesEdited)
186	{
187	//DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(editor.AsBytes);
188	//txtData.ByteProvider = _DynamicByteProvider;
189	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
190	this.WriteCurrentBytes(this.CURRENT_TOP_ADDR, editor.AsBytes);
191	}
192	this.UpdateEnabled = reenable;
193	}
194	private bool ForceUpdate = false;
195	private bool ShouldUpdateResults()
196	{
197	//if (ResultsUpdateWorkerThread.IsBusy) { return false; }
198	if (ForceUpdate) return true;
199	//else if (TextIsBeingSelected) return false;
200	//else if (NonHandledKeysAreBeingPressed) return false;
201	else if (this.UpdateEnabled) return true;
202	else { return false; }
203	}
204	private void UpdateGui(bool force)
205	{
206	if (AcceptedProcess == null) { return; }
207	if (AcceptedPlugin == null) { return; }
208
209	if (!this.ShouldUpdateResults()) { return; }// this.Logger.LogDebugMessage(string.Format("ShouldUpdateResults() -> returning false")); return; }
210	this.UpdateMaxRamView();
211	//if (!force)
212	//{
213	if (!ResultsUpdateWorkerThread.IsBusy)
214	ResultsUpdateWorkerThread.RunWorkerAsync();
215	//}
216	//else
217	//{
218	// while (!ResultsUpdateWorkerThread.IsBusy) { ResultsUpdateWorkerThread.CancelAsync(); Application.DoEvents(); }
219	// ResultsUpdateWorkerThread.RunWorkerAsync();
220	//}
221	}
222	private void UpdateGui()
223	{
224	this.UpdateGui(false);
225	}
226	private byte[] GetMemory()
227	{
228	byte[] data = new byte[] { };
229	try
230	{
231	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
232	provider.OpenProvider();
233	int bytesReadSize;
234	provider.ReadProcessMemory(CURRENT_TOP_ADDR, (uint)max_ram_view, out bytesReadSize, out data);
235	try
236	{
237	provider.CloseProvider();
238	}
239	catch (SEHException ex)
240	{
241	logger.Error.WriteLine("UIMemoryViewer.GetMemory(): SEHException: (0x{0:x8} {1}", ex.ErrorCode, ex.Message);
242	logger.Error.WriteLine(ex.ToString());
243	}
244	catch (Exception ex)
245	{
246	logger.Error.WriteLine("UIMemoryViewer.GetMemory(): Exception: {0}", ex.Message);
247	logger.Error.WriteLine(ex.ToString());
248	}
249	}
250	catch (Exception ex)
251	{
252	logger.Error.WriteLine("{0}.GetMemory():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
253	}
254	finally
255	{
256	if (data.Length == 0)
257	{
258	data = new byte[max_ram_view];
259	for (int i = 0; i < data.Length; i++) { data[i] = 0x0; }
260	}
261	}
262	return data;
263	}
264	private void UpdateMemroyView() { this.UpdateMemroyView(this.CURRENT_TOP_ADDR); }
265	private void UpdateMemroyView(int address)
266	{
267	try
268	{
269	if (AcceptedProcess == null) { return; }
270	if (AcceptedPlugin == null) { return; }
271
272	byte[] data = GetMemory();
273	try
274	{
275	RamData = data;
276
277
278	AddressList = "";
279	AsciiData = "";
280	// write the addreses out
281	for (int i = address; i < (address + max_ram_view); i += max_address_width)
282	{
283	AddressList = AddressList + string.Format("{0:X8}:\n", i);
284	}
285	//// write out the ascii data
286	StringBuilder builder = new StringBuilder();
287	for (int i = address; i < (address + max_ram_view); i += max_address_width)
288	{
289	try
290	{
291	for (int j = 0; j < max_address_width; j++)
292	{
293	int current_addr = i + j;
294	if (current_addr >= MemoryRangeSize) break;
295	byte ascii_value_raw = data[j];
296	char ascii_value = (char)data[j];
297	if (ascii_value_raw >= 0x20 && ascii_value_raw <= 0x7e)
298	{
299	builder.Append(ascii_value.ToString());
300	}
301	else
302	{
303	builder.Append(".");
304	}
305	}
306	builder.AppendLine();
307	}
308	catch (Exception ex)
309	{
310	logger.Error.WriteLine("{0}.UpdateMemroyView().BuildingAsciiString:{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
311	return;
312	}
313	}
314	AsciiData = builder.ToString();
315
316
317	}
318	catch (Exception ex)
319	{
320	logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString());
321	return;
322	}
323	}
324	catch (Exception ex) { logger.Error.WriteLine("{0}.UpdateMemroyView():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
325	}
326	//private void HexResourceViewerBytes_Changed(object sender, System.EventArgs e)
327	//{
328	// this.WriteCurrentBytes();
329	//}
330	private void WriteCurrentBytes(int start_address, byte[] data)
331	{
332	try
333	{
334	if (AcceptedProcess == null) { return; }
335	if (AcceptedPlugin == null) { return; }
336	// Byte changed
337	//byte[] data = (txtData.ByteProvider as DynamicByteProvider).Bytes.ToArray();
338	GenericMemoryProvider provider = new GenericMemoryProvider((IAcceptsProcessAndConfig)this);
339	provider.OpenProvider();
340	int bytesReadSize;
341
342	for (int i = 0; i < data.Length; i ++)
343	{
344	int addr = (int)(start_address + i);
345	byte data_to_write = data[i];
346	provider.WriteProcessMemory(addr, data_to_write, out bytesReadSize);
347	}
348	provider.CloseProvider();
349	}
350	catch (Exception ex) { logger.Error.WriteLine("{0}.WriteCurrentBytes():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
351	}
352
353	private void update_timer_Tick(object sender, EventArgs e) { this.UpdateGui(); }
354	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()); } }
355	private void ResultsUpdateWorkerThread_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
356	{
357	try
358	{
359	txtAddresses.Clear(); txtAddresses.Text = AddressList;
360	//txtAscii.Clear(); txtAscii.Text = AsciiData;
361	//this.Logger.LogDebugMessage(string.Format("RunWorkerCompeleted() -> Memory Size: {0}0x{2:X8}{1}", "{", "}", RamData.Length));
362	DynamicByteProvider _DynamicByteProvider = new DynamicByteProvider(RamData);
363	txtData.ByteProvider = _DynamicByteProvider;
364	//_DynamicByteProvider.Changed += new EventHandler(HexResourceViewerBytes_Changed);
365	}
366	catch (ObjectDisposedException) { } // ignore errors aobut disposed objects (usually only happens when the parent closes)
367	catch (Exception ex) { logger.Error.WriteLine("{0}.ResultsUpdateWorkerThread_RunWorkerCompleted():{1}{2}", this.GetType().Name, System.Environment.NewLine, ex.ToString()); }
368	}
369	private void Handle_KeyDown(object sender, KeyEventArgs e)
370	{
371	//isScrolling = false;
372	//bool reenable = false;
373	//if (this.UpdateEnabled) reenable = true;
374	//this.UpdateEnabled = false;
375
376	this.UpdateMaxRamView();
377	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
378
379	////if (e.Type == ScrollEventType.EndScroll) return;
380	//uint size = max_ram_view;
381
382	bool haveModifier = false;
383	switch (e.Modifiers)
384	{
385	case Keys.Control:
386	switch (e.KeyCode)
387	{
388	case Keys.Home:
389	this.CURRENT_TOP_ADDR = 0; //NonHandledKeysAreBeingPressed = false;
390	break;
391	case Keys.End:
392	this.CURRENT_TOP_ADDR = (int)((MemoryRangeSize - 1) - max_ram_view); //NonHandledKeysAreBeingPressed = false;
393	break;
394	default:
395	//NonHandledKeysAreBeingPressed = true;
396	break;
397	}
398	break;
399	}
400
401	if (!haveModifier)
402	{
403	switch (e.KeyCode)
404	{
405	case Keys.Up:
406	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - small_scroll_change > this.CURRENT_TOP_ADDR))
407	{
408	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
409	}
410	else
411	{
412	this.CURRENT_TOP_ADDR -= (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
413	}
414	break;
415	case Keys.Down:
416	this.CURRENT_TOP_ADDR += (int)small_scroll_change; //NonHandledKeysAreBeingPressed = false;
417	break;
418	case Keys.PageUp:
419	if (this.CURRENT_TOP_ADDR == 0 && (this.CURRENT_TOP_ADDR - large_scroll_change > this.CURRENT_TOP_ADDR))
420	{
421	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
422	}
423	else
424	{
425	this.CURRENT_TOP_ADDR -= (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
426	}
427	break;
428	case Keys.PageDown:
429	this.CURRENT_TOP_ADDR += (int)(large_scroll_change); //NonHandledKeysAreBeingPressed = false;
430	break;
431	default:
432	//NonHandledKeysAreBeingPressed = true;
433	break;
434	}
435	}
436	if (this.CURRENT_TOP_ADDR < MemoryRangeStart) this.CURRENT_TOP_ADDR = MemoryRangeStart;
437	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = (size - 1) - max_ram_view;
438	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
439
440	//this.UpdateEnabled = reenable;
441	}
442
443	private void UIMemoryViewer_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
444	private void txtAddresses_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
445	private void txtData_KeyDown(object sender, KeyEventArgs e) { this.Handle_KeyDown(sender, e); }
446
447	private void ramScroll_Scroll(object sender, ScrollEventArgs e) { this.Handle_Scroll(sender, e); }
448
449	private ScrollEventArgs GetMouseWheelScrollChange(int WheelDelta)
450	{
451	ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.SmallIncrement,1);
452	if (WheelDelta < 0)
453	{
454	//// negative: scroll down
455	//// SmallDecrement -or- LargeDecrement
456	//if (WheelDelta <= small_scroll_change)
457	//{
458	// args = new ScrollEventArgs(ScrollEventType.SmallDecrement,(int)small_scroll_change);
459	//}
460	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
461	//{
462	// args = new ScrollEventArgs(ScrollEventType.LargeDecrement, (int)large_scroll_change);
463	//}
464	args = new ScrollEventArgs(ScrollEventType.SmallIncrement, 1);
465	}
466	else
467	{
468	//// positive: scroll up
469	//// SmallIncrement -or- LargeIncrement
470	//if (WheelDelta <= small_scroll_change)
471	//{
472	// args = new ScrollEventArgs(ScrollEventType.SmallIncrement, (int)small_scroll_change);
473	//}
474	//if (WheelDelta > small_scroll_change && WheelDelta <= large_scroll_change)
475	//{
476	// args = new ScrollEventArgs(ScrollEventType.LargeIncrement, (int)large_scroll_change);
477	//}
478	args = new ScrollEventArgs(ScrollEventType.SmallDecrement, 1);
479	}
480	return args;
481	}
482
483	void txtAddresses_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
484	void txtData_MouseWheel(object sender, MouseEventArgs e) { this.Handle_Scroll(sender, GetMouseWheelScrollChange(e.Delta)); }
485
486
487	private void Handle_Scroll(object sender, ScrollEventArgs e)
488	{
489	//isScrolling = true;
490	//bool reenable = false;
491	//if (this.UpdateEnabled) reenable = true;
492	//this.UpdateEnabled = false;
493
494	this.UpdateMaxRamView();
495	int ORIGINAL_ADDR = this.CURRENT_TOP_ADDR;
496	//uint size = MemorySize;
497	if (e.Type == ScrollEventType.EndScroll) return;
498
499	switch (e.Type)
500	{
501	case ScrollEventType.SmallDecrement:
502	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - small_scroll_change) > this.CURRENT_TOP_ADDR))
503	{
504	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
505	}
506	else
507	{
508	this.CURRENT_TOP_ADDR -= (small_scroll_change);
509	}
510	break;
511	case ScrollEventType.SmallIncrement:
512	this.CURRENT_TOP_ADDR += (small_scroll_change);
513	break;
514
515	case ScrollEventType.LargeDecrement:
516	if (this.CURRENT_TOP_ADDR == 0 && ((this.CURRENT_TOP_ADDR - large_scroll_change) > this.CURRENT_TOP_ADDR))
517	{
518	this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
519	}
520	else
521	{
522	this.CURRENT_TOP_ADDR -= (large_scroll_change);
523	}
524	break;
525	case ScrollEventType.LargeIncrement:
526	this.CURRENT_TOP_ADDR += (large_scroll_change);
527	break;
528	case ScrollEventType.ThumbPosition:
529	//this.CURRENT_TOP_ADDR = (uint)e.NewValue;
530	//break;
531	default:
532	this.CURRENT_TOP_ADDR = (int)(e.NewValue & 0xFFFFFFF0);
533	break;
534	}
535	if (this.CURRENT_TOP_ADDR < 0) this.CURRENT_TOP_ADDR = 0;
536	//if (this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = VTLB_VADDR_SIZE - max_ram_view;
537	//if (this.CURRENT_TOP_ADDR < 0 \|\| this.CURRENT_TOP_ADDR >= VTLB_VADDR_SIZE) this.CURRENT_TOP_ADDR = ORIGINAL_ADDR;
538	if (this.CURRENT_TOP_ADDR + max_ram_view >= MemoryRangeSize) this.CURRENT_TOP_ADDR = (int)(MemoryRangeSize - max_ram_view);
539	//this.UpdateEnabled = reenable;
540	//isScrolling = false;
541	}
542
543	}
544	}