354 lines
11 KiB
C#
354 lines
11 KiB
C#
using Mesen.GUI.Debugger.Controls;
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using Mesen.GUI.Debugger.Integration;
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using Mesen.GUI.Debugger.Labels;
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using Mesen.GUI.Debugger.Workspace;
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using Mesen.GUI.Forms;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows.Forms;
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namespace Mesen.GUI.Debugger
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{
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public partial class frmGoToAll : BaseForm
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{
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private const int MaxResultCount = 30;
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private List<ctrlSearchResult> _results = new List<ctrlSearchResult>();
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private int _selectedResult = 0;
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private int _resultCount = 0;
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private ISymbolProvider _symbolProvider;
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private bool _allowOutOfScope;
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private bool _showFilesAndConstants;
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public GoToDestination Destination { get; private set; }
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public frmGoToAll(bool allowOutOfScope, bool showFilesAndConstants)
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{
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InitializeComponent();
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Icon = Properties.Resources.Find;
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_symbolProvider = DebugWorkspaceManager.GetSymbolProvider();
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_allowOutOfScope = allowOutOfScope;
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_showFilesAndConstants = showFilesAndConstants;
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tlpResults.SuspendLayout();
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for(int i = 0; i < MaxResultCount; i++) {
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ctrlSearchResult searchResult = new ctrlSearchResult();
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searchResult.Dock = DockStyle.Top;
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searchResult.BackColor = i % 2 == 0 ? SystemColors.ControlLight : SystemColors.ControlLightLight;
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searchResult.Visible = false;
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searchResult.Click += SearchResult_Click;
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searchResult.DoubleClick += SearchResult_DoubleClick;
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tlpResults.Controls.Add(searchResult, 0, i);
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tlpResults.RowStyles.Add(new RowStyle(SizeType.AutoSize));
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_results.Add(searchResult);
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}
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tlpResults.ResumeLayout();
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UpdateResults();
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}
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private void SearchResult_Click(object sender, EventArgs e)
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{
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SelectedResult = _results.IndexOf(sender as ctrlSearchResult);
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}
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private void SearchResult_DoubleClick(object sender, EventArgs e)
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{
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SelectedResult = _results.IndexOf(sender as ctrlSearchResult);
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SelectAndClose();
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}
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protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
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{
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if(keyData == Keys.Up) {
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SelectedResult--;
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return true;
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} else if(keyData == Keys.Down) {
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SelectedResult++;
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return true;
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} else if(keyData == Keys.PageUp) {
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SelectedResult -= pnlResults.ClientSize.Height / _results[0].Height;
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return true;
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} else if(keyData == Keys.PageDown) {
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SelectedResult += pnlResults.ClientSize.Height / _results[0].Height;
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return true;
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} else if(keyData == Keys.Enter) {
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SelectAndClose();
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} else if(keyData == Keys.Escape) {
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Close();
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}
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return base.ProcessCmdKey(ref msg, keyData);
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}
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private int SelectedResult
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{
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get { return _selectedResult; }
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set
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{
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//Reset currently highlighted element's color
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_results[_selectedResult].BackColor = _selectedResult % 2 == 0 ? SystemColors.ControlLight : SystemColors.ControlLightLight;
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_selectedResult = Math.Max(0, Math.Min(_resultCount - 1, value));
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if(_resultCount == 0) {
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_results[0].BackColor = SystemColors.ControlLight;
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} else {
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_results[_selectedResult].BackColor = Color.LightBlue;
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}
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if(_resultCount > 0) {
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if(Program.IsMono) {
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//Use this logic to replace ScrollControlIntoView (which doesn't work properly on Mono)
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int startPos = (_results[0].Height + 1) * _selectedResult;
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int endPos = startPos + _results[0].Height + 1;
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int minVisiblePos = pnlResults.VerticalScroll.Value;
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int maxVisiblePos = pnlResults.Height + pnlResults.VerticalScroll.Value;
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if(startPos < minVisiblePos) {
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pnlResults.VerticalScroll.Value = startPos;
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} else if(endPos > maxVisiblePos) {
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pnlResults.VerticalScroll.Value = endPos - pnlResults.Height;
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}
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} else {
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pnlResults.ScrollControlIntoView(_results[_selectedResult]);
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}
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}
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}
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}
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private bool Contains(string label, List<string> searchStrings)
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{
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label = label.ToLower();
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if(searchStrings.Count == 1) {
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return label.Contains(searchStrings[0]);
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} else {
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for(int i = 1; i < searchStrings.Count; i++) {
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if(!label.Contains(searchStrings[i])) {
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return false;
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}
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}
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return true;
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}
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}
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private void UpdateResults()
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{
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string searchString = txtSearch.Text.Trim();
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List<string> searchStrings = new List<string>();
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searchStrings.Add(searchString.ToLower());
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searchStrings.AddRange(searchString.ToLower().Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
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for(int i = 0; i < searchString.Length; i++) {
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char ch = searchString[i];
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if(ch >= 'A' && ch <= 'Z') {
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searchString = searchString.Remove(i, 1).Insert(i, " " + (char)(ch + 'a' - 'A'));
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}
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}
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searchStrings.AddRange(searchString.ToLower().Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
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searchStrings = searchStrings.Distinct().ToList();
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_resultCount = 0;
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int size = DebugApi.GetMemorySize(SnesMemoryType.PrgRom);
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byte[] cdlData = DebugApi.GetCdlData(0, (uint)size, SnesMemoryType.PrgRom);
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List<SearchResultInfo> searchResults = new List<SearchResultInfo>();
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bool isEmptySearch = string.IsNullOrWhiteSpace(searchString);
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if(!isEmptySearch) {
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if(_symbolProvider != null) {
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if(_showFilesAndConstants) {
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foreach(SourceFileInfo file in _symbolProvider.SourceFiles) {
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if(Contains(file.Name, searchStrings)) {
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searchResults.Add(new SearchResultInfo() {
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Caption = Path.GetFileName(file.Name),
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AbsoluteAddress = null,
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SearchResultType = SearchResultType.File,
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File = file,
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SourceLocation = null,
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RelativeAddress = null,
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CodeLabel = null
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});
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}
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}
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}
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foreach(SourceSymbol symbol in _symbolProvider.GetSymbols()) {
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if(Contains(symbol.Name, searchStrings)) {
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SourceCodeLocation def = _symbolProvider.GetSymbolDefinition(symbol);
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AddressInfo? addressInfo = _symbolProvider.GetSymbolAddressInfo(symbol);
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int value = 0;
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AddressInfo? relAddress = null;
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bool isConstant = addressInfo == null;
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if(!_showFilesAndConstants && isConstant) {
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continue;
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}
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if(addressInfo != null) {
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value = DebugApi.GetMemoryValue(addressInfo.Value.Type, (uint)addressInfo.Value.Address);
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relAddress = DebugApi.GetRelativeAddress(addressInfo.Value, CpuType.Cpu); //TODO
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} else {
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//For constants, the address field contains the constant's value
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value = symbol.Address ?? 0;
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}
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SearchResultType resultType = SearchResultType.Data;
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if(isConstant) {
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resultType = SearchResultType.Constant;
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} else if(addressInfo?.Type == SnesMemoryType.PrgRom && addressInfo.Value.Address < cdlData.Length) {
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if((cdlData[addressInfo.Value.Address] & (byte)CdlFlags.JumpTarget) != 0) {
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resultType = SearchResultType.JumpTarget;
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} else if((cdlData[addressInfo.Value.Address] & (byte)CdlFlags.SubEntryPoint) != 0) {
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resultType = SearchResultType.Function;
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}
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}
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searchResults.Add(new SearchResultInfo() {
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Caption = symbol.Name,
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AbsoluteAddress = addressInfo,
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Length = _symbolProvider.GetSymbolSize(symbol),
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SearchResultType = resultType,
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Value = value,
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File = def?.File,
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SourceLocation = def,
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RelativeAddress = relAddress,
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CodeLabel = LabelManager.GetLabel(symbol.Name)
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});
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}
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}
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} else {
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foreach(CodeLabel label in LabelManager.GetLabels(CpuType.Cpu)) { //TODO
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if(Contains(label.Label, searchStrings)) {
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SearchResultType resultType = SearchResultType.Data;
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AddressInfo addressInfo = label.GetAbsoluteAddress();
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if(addressInfo.Type == SnesMemoryType.PrgRom && addressInfo.Address < cdlData.Length) {
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if((cdlData[addressInfo.Address] & (byte)CdlFlags.JumpTarget) != 0) {
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resultType = SearchResultType.JumpTarget;
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} else if((cdlData[addressInfo.Address] & (byte)CdlFlags.SubEntryPoint) != 0) {
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resultType = SearchResultType.Function;
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}
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}
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AddressInfo relAddress = label.GetRelativeAddress(CpuType.Cpu); //TODO
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searchResults.Add(new SearchResultInfo() {
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Caption = label.Label,
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AbsoluteAddress = label.GetAbsoluteAddress(),
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Length = (int)label.Length,
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Value = label.GetValue(),
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SearchResultType = resultType,
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File = null,
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Disabled = !_allowOutOfScope && relAddress.Address < 0,
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RelativeAddress = relAddress,
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CodeLabel = label
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});
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}
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}
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}
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}
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searchResults.Sort((SearchResultInfo a, SearchResultInfo b) => {
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int comparison = a.Disabled.CompareTo(b.Disabled);
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if(comparison == 0) {
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bool aStartsWithSearch = a.Caption.StartsWith(searchString, StringComparison.InvariantCultureIgnoreCase);
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bool bStartsWithSearch = b.Caption.StartsWith(searchString, StringComparison.InvariantCultureIgnoreCase);
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comparison = bStartsWithSearch.CompareTo(aStartsWithSearch);
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if(comparison == 0) {
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comparison = a.Caption.CompareTo(b.Caption);
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}
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}
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return comparison;
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});
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_resultCount = Math.Min(searchResults.Count, MaxResultCount);
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SelectedResult = 0;
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lblResultCount.Visible = !isEmptySearch;
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lblResultCount.Text = searchResults.Count.ToString() + (searchResults.Count == 1 ? " result" : " results");
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if(searchResults.Count > MaxResultCount) {
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lblResultCount.Text += " (" + MaxResultCount.ToString() + " shown)";
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}
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if(searchResults.Count == 0 && !isEmptySearch) {
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_resultCount++;
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searchResults.Add(new SearchResultInfo() { Caption = "No results found." });
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pnlResults.BackColor = SystemColors.ControlLight;
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} else {
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pnlResults.BackColor = SystemColors.ControlDarkDark;
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}
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if(Program.IsMono) {
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pnlResults.Visible = false;
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} else {
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//Suspend layout causes a crash on Mono
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tlpResults.SuspendLayout();
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}
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for(int i = 0; i < _resultCount; i++) {
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_results[i].Initialize(searchResults[i]);
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_results[i].Tag = searchResults[i];
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_results[i].Visible = true;
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}
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for(int i = _resultCount; i < MaxResultCount; i++) {
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_results[i].Visible = false;
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}
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pnlResults.VerticalScroll.Value = 0;
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tlpResults.Height = (_results[0].Height + 1) * _resultCount;
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pnlResults.ResumeLayout();
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if(Program.IsMono) {
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pnlResults.Visible = true;
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tlpResults.Width = pnlResults.ClientSize.Width - 17;
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} else {
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tlpResults.ResumeLayout();
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tlpResults.Width = pnlResults.ClientSize.Width - 1;
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}
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}
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private void txtSearch_TextChanged(object sender, EventArgs e)
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{
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UpdateResults();
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}
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private void SelectAndClose()
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{
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if(_resultCount > 0) {
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SearchResultInfo searchResult = _results[_selectedResult].Tag as SearchResultInfo;
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if(!searchResult.Disabled) {
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Destination = new GoToDestination() {
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AbsoluteAddress = searchResult.AbsoluteAddress,
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RelativeAddress = searchResult.RelativeAddress,
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Label = searchResult.CodeLabel,
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File = searchResult.File,
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SourceLocation = searchResult.SourceLocation
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};
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DialogResult = DialogResult.OK;
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Close();
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}
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}
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}
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}
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public delegate void GoToDestinationEventHandler(GoToDestination dest);
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public class GoToDestination
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{
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public CodeLabel Label;
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public AddressInfo? AbsoluteAddress;
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public AddressInfo? RelativeAddress;
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public SourceFileInfo File;
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public SourceCodeLocation SourceLocation;
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}
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}
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