UltimateZoneBuilder/Source/Core/Controls/Scripting/FindUsagesControl.cs
2017-01-15 00:35:40 +02:00

353 lines
11 KiB
C#
Executable file

#region ================== Namespaces
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Windows.Forms;
using CodeImp.DoomBuilder.Config;
using CodeImp.DoomBuilder.Data.Scripting;
using CodeImp.DoomBuilder.Windows;
#endregion
namespace CodeImp.DoomBuilder.Controls.Scripting
{
public partial class FindUsagesControl : UserControl
{
#region ================== SearchData
private class SearchData
{
private FindReplaceOptions options;
private ScriptType scripttype;
public FindReplaceOptions Options { get { return options; } }
public ScriptType ScriptType { get { return scripttype; } }
private SearchData(){}
public SearchData(FindReplaceOptions options, ScriptType scripttype)
{
this.options = options;
this.scripttype = scripttype;
}
}
#endregion
#region ================== Variabels
private ScriptEditorPanel scriptpanel;
private static List<TreeNode> persistentnodes;
#endregion
#region ================== Properties
#endregion
#region ================== Constructor/Setup
public FindUsagesControl()
{
InitializeComponent();
}
internal void Setup(ScriptEditorPanel scriptpanel)
{
this.scriptpanel = scriptpanel;
findusagestree.ImageList = scriptpanel.Icons.Icons; // Link icons
if(persistentnodes != null)
{
findusagestree.Nodes.AddRange(persistentnodes.ToArray());
}
}
internal void OnClose()
{
if(persistentnodes != null)
{
//TECH: unlink persistentnodes from the TreeView, otherwise we'll get an exception
//when trying to add them to a "new" TreeView after reopening the form.
foreach(TreeNode node in persistentnodes) node.Remove();
}
}
#endregion
#region ================== Methods
internal bool FindUsages(FindReplaceOptions options, ScriptType scripttype)
{
if(string.IsNullOrEmpty(options.FindText)) return false;
// If we have already searched for this text/scripttype, remove it now
foreach(TreeNode node in findusagestree.Nodes)
{
SearchData sd = (SearchData)node.Tag;
if(sd.ScriptType == scripttype && string.Compare(sd.Options.FindText, options.FindText, StringComparison.OrdinalIgnoreCase) == 0)
{
// Found it
findusagestree.Nodes.Remove(node);
break;
}
}
// Perform search
Dictionary<ScriptResource, List<FindUsagesResult>> results = new Dictionary<ScriptResource, List<FindUsagesResult>>();
int matchescount = 0;
int matchingfilescount = 0;
if(scripttype == ScriptType.UNKNOWN)
{
// Search among all script types
foreach(HashSet<ScriptResource> reslist in General.Map.Data.ScriptResources.Values)
{
foreach(ScriptResource res in reslist)
{
List<FindUsagesResult> matches = res.FindUsages(options);
if(matches.Count > 0)
{
// Store
results[res] = matches;
matchescount += matches.Count;
matchingfilescount++;
}
}
}
}
else if(General.Map.Data.ScriptResources.ContainsKey(scripttype)
&& General.Map.Data.ScriptResources[scripttype].Count > 0)
{
// Search among given script type
foreach(ScriptResource res in General.Map.Data.ScriptResources[scripttype])
{
List<FindUsagesResult> matches = res.FindUsages(options);
if(matches.Count > 0)
{
// Store
results[res] = matches;
matchescount += matches.Count;
matchingfilescount++;
}
}
}
else
{
// No dice...
scriptpanel.DisplayStatus(ScriptStatusType.Warning, "No sutable text resources to search in!");
}
// Add to the list
if(results.Count > 0)
{
// Create root node
SearchData data = new SearchData(options, scripttype);
string matchescountstr = matchescount + " match" + (matchescount > 1 ? "es" : "");
string matchingfilescountstr = matchingfilescount + " file" + (matchingfilescount > 1 ? "s" : "");
TreeNode root = new TreeNode("Find results for \"" + options.FindText + "\" (" + matchescountstr + " in " + matchingfilescountstr + ")", 1, 1);
root.Tag = data;
// Create result nodes
foreach(KeyValuePair<ScriptResource, List<FindUsagesResult>> group in results)
{
// Create resource root node
int iconindex = scriptpanel.Icons.GetScriptIcon(group.Key.ScriptType);
matchescountstr = group.Value.Count + " match" + (group.Value.Count > 1 ? "es" : "");
TreeNode resroot = new TreeNode("[" + Path.Combine(group.Key.Resource.Location.GetDisplayName(), group.Key.Filename) + "] (" + matchescountstr + ")", iconindex, iconindex);
// Create a node for each match
foreach(FindUsagesResult result in group.Value)
{
TreeNode resultnode = new TreeNode("Line " + result.LineIndex + ": " + result.Line.Trim(), 4, 4);
resultnode.Tag = result;
resroot.Nodes.Add(resultnode);
}
// Add to the root
root.Nodes.Add(resroot);
}
// Add to the tree
root.Expand();
findusagestree.Nodes.Insert(0, root);
// Store nodes
persistentnodes = new List<TreeNode>();
foreach(TreeNode node in findusagestree.Nodes)
persistentnodes.Add(node);
// Done
return true;
}
// No dice...
scriptpanel.DisplayStatus(ScriptStatusType.Warning, "No usages of \"" + options.FindText + "\" found!");
// Done
return false;
}
#endregion
#region ================== Events
private void findusagestree_DrawNode(object sender, DrawTreeNodeEventArgs e)
{
if(!e.Node.IsVisible) return;
FindUsagesResult result = e.Node.Tag as FindUsagesResult;
Point location = new Point(e.Bounds.Location.X, e.Bounds.Location.Y + 1);
if(result != null)
{
Size preferredsize = new Size(e.Bounds.Width, e.Bounds.Height);
// Draw line number
string linenum = "Line " + result.LineIndex + ": ";
TextRenderer.DrawText(e.Graphics, linenum, findusagestree.Font, location, SystemColors.GrayText);
//TECH: TextFormatFlags are ignored when using TextRenderer.MeasureText override without IDeviceContext
location.X += TextRenderer.MeasureText(e.Graphics, linenum, findusagestree.Font, preferredsize, TextFormatFlags.NoPadding).Width;
// Draw text before match
string before = result.Line.Substring(0, result.MatchStart).TrimStart();
if(!string.IsNullOrEmpty(before))
{
TextRenderer.DrawText(e.Graphics, before, findusagestree.Font, location, findusagestree.ForeColor);
location.X += TextRenderer.MeasureText(e.Graphics, before, findusagestree.Font, preferredsize, TextFormatFlags.NoPadding).Width;
}
// Draw matching text
string match = result.Line.Substring(result.MatchStart, result.MatchEnd - result.MatchStart);
TextRenderer.DrawText(e.Graphics, match, findusagestree.Font, location, SystemColors.HotTrack);
location.X += TextRenderer.MeasureText(e.Graphics, match, findusagestree.Font, preferredsize, TextFormatFlags.NoPadding).Width;
// Draw text after match
string after = result.Line.Substring(result.MatchEnd, result.Line.Length - result.MatchEnd).TrimEnd();
if(!string.IsNullOrEmpty(after))
{
TextRenderer.DrawText(e.Graphics, after, findusagestree.Font, location, findusagestree.ForeColor);
}
}
else
{
// Draw node text
TextRenderer.DrawText(e.Graphics, e.Node.Text, findusagestree.Font, location, findusagestree.ForeColor);
}
}
private void findusagestree_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
{
// Select node on Right-click
findusagestree.SelectedNode = e.Node;
}
private void findusagestree_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
FindUsagesResult result = e.Node.Tag as FindUsagesResult;
if(result != null)
{
ScriptResourceDocumentTab t = scriptpanel.OpenResource(result.Resource);
if(t != null)
{
// Show target text
t.MoveToLine(result.LineIndex);
int pos = t.Editor.Scintilla.Lines[result.LineIndex].Position + result.MatchStart;
t.SelectionStart = pos;
t.SelectionEnd = pos;
t.Focus();
// Show in resources control
scriptpanel.ScriptResourcesControl.SelectItem(t);
}
}
}
private void findusagestree_KeyUp(object sender, KeyEventArgs e)
{
if(findusagestree.SelectedNode == null) return;
if(e.KeyCode == Keys.Delete)
{
persistentnodes.Remove(findusagestree.SelectedNode);
findusagestree.Nodes.Remove(findusagestree.SelectedNode);
}
}
private void menuremove_Click(object sender, EventArgs e)
{
if(findusagestree.SelectedNode != null)
{
// Remove parent node when the current one is it's only child node
TreeNode target = findusagestree.SelectedNode;
while(target.Parent != null && target.Parent.Nodes.Count == 1)
target = target.Parent;
persistentnodes.Remove(target);
findusagestree.Nodes.Remove(target);
}
}
private void menuremoveall_Click(object sender, EventArgs e)
{
findusagestree.Nodes.Clear();
persistentnodes.Clear();
}
private void menurepeat_Click(object sender, EventArgs e)
{
if(findusagestree.SelectedNode == null) return;
// Find root node
TreeNode node = findusagestree.SelectedNode;
while(node.Parent != null) node = node.Parent;
SearchData data = node.Tag as SearchData;
if(data != null)
{
// Remove node
findusagestree.Nodes.Remove(node);
// Repeat search
FindUsages(data.Options, data.ScriptType);
}
}
private void contextmenu_Opening(object sender, System.ComponentModel.CancelEventArgs e)
{
if(findusagestree.Nodes.Count > 0)
{
menuremove.Enabled = (findusagestree.SelectedNode != null);
menurepeat.Enabled = (findusagestree.SelectedNode != null);
}
else
{
// Don't show the menu when there are no valid options
e.Cancel = true;
}
}
private void findusagestree_BeforeExpand(object sender, TreeViewCancelEventArgs e)
{
// Root node expanding?
SearchData data = e.Node.Tag as SearchData;
if(data != null)
{
e.Node.ImageIndex = General.Map.ScriptEditor.Editor.Icons.ScriptGroupOpenIconsOffset;
e.Node.SelectedImageIndex = e.Node.ImageIndex;
}
}
private void findusagestree_BeforeCollapse(object sender, TreeViewCancelEventArgs e)
{
// Root node collapsing?
SearchData data = e.Node.Tag as SearchData;
if(data != null)
{
e.Node.ImageIndex = General.Map.ScriptEditor.Editor.Icons.ScriptGroupIconsOffset;
e.Node.SelectedImageIndex = e.Node.ImageIndex;
}
}
#endregion
}
}