Added syntax highlighting to search results

src/dlangide/ui/searchPanel.d

@@ -12,6 +12,65 @@ import dlangide.workspace.project;
 import std.string;
 import std.conv;
 
+class SearchLogWidget : LogWidget {
+
+	this(string ID){
+		super(ID);
+	}
+
+    override protected CustomCharProps[] handleCustomLineHighlight(int line, dstring txt, ref CustomCharProps[] buf) {
+		uint defColor = textColor;
+		const uint filenameColor = 0x0000C0;
+		const uint errorColor = 0xFF0000;
+		const uint warningColor = 0x606000;
+		const uint deprecationColor = 0x802040;
+		uint flags = 0;
+		if (buf.length < txt.length)
+			buf.length = txt.length;
+		if(txt.startsWith("Matches in ")) {
+			CustomCharProps[] colors = buf[0..txt.length];
+	    	uint cl = defColor;
+	    	flags = 0;
+	    	for (int i = 0; i < txt.length; i++) {
+	        	dstring rest = txt[i..$];
+	        	if(i == 11) {
+					cl = filenameColor;
+                    flags = TextFlag.Underline;
+	        	}
+	        	colors[i].color = cl;
+                colors[i].textFlags = flags;
+            }
+            return colors;
+		} 
+		else {
+		    CustomCharProps[] colors = buf[0..txt.length];
+		    uint cl = filenameColor;
+		    flags = TextFlag.Underline;
+		    for (int i = 0; i < txt.length; i++) {
+		        dstring rest = txt[i..$];
+		        if (rest.startsWith(" -->"d)) {
+		            cl = warningColor;
+		            flags = 0;
+		        }
+		        if(i == 4) {
+		        	cl = errorColor;
+		        	flags = TextFlag.Underline;
+		        }
+		        
+		        colors[i].color = cl;
+		        colors[i].textFlags = flags;
+
+		        //Colors to applay after current character.
+		        if(rest.startsWith("]")) {
+		        	cl = defColor;
+		        	flags = 0;
+		        }
+		    }
+		    return colors;
+		}
+	}
+}
+
 class SearchWidget : TabWidget {
 	HorizontalLayout _layout;
 	EditLine _findText;
@@ -22,12 +81,13 @@ class SearchWidget : TabWidget {
 	struct SearchMatch {
 		int line;
 		long col;
-		string fileName;
-		
-		string toString() {
-			return '[' ~ to!string(line) ~ ':' ~ to!string(col) ~ "] " ~ fileName;
-		}
+		dstring lineContent;
 	}
+    
+    struct SearchMatchList {
+        string filename;
+        SearchMatch[] matches;
+    }
 	
 	this(string ID, IDEFrame frame) {
 		super(ID);
@@ -52,61 +112,58 @@ class SearchWidget : TabWidget {
 		_layout.addChild(goButton);
 		addChild(_layout);
 
-		_resultLog = new LogWidget("SearchLogWidget");
+		_resultLog = new SearchLogWidget("SearchLogWidget");
 		_resultLog.layoutHeight(FILL_PARENT);
         addChild(_resultLog);
 
 
 	}
     
-    void searchInProject(ProjectItem project, ref SearchMatch[] matches, dstring text) {
+    void searchInProject(ProjectItem project, ref SearchMatchList[] matchList, dstring text) {
         if(project.isFolder) {
             foreach(ProjectItem child; cast(ProjectFolder) project) {
-                searchInProject(child, matches, text);   
+                searchInProject(child, matchList, text);   
             }
         }
         else {
             EditableContent content = new EditableContent(true);
             content.load(project.filename);
+            SearchMatchList match;
+            match.filename = project.filename;
+
             foreach(int lineIndex, dstring line; content.lines) {
     			auto colIndex = line.indexOf(text);
     			if( colIndex != -1) {
-    				matches ~= SearchMatch(lineIndex+1, colIndex, project.filename);
+    				match.matches ~= SearchMatch(lineIndex+1, colIndex, line);
     			}
     		}
-        }        
+            
+            if(match.matches.length > 0) {
+                matchList ~= match;
+            }
+        }
     }
 	
 	bool findText(dstring source) {
         Log.d("Finding " ~ source);
-		SearchMatch[] matches;
+		SearchMatchList[] matches;
 		//TODO Should not crash when in homepage.
         
-        searchInProject(_frame.currentEditor.projectSourceFile, matches, source);
-        Log.d("Searching in current file " ~ source);
-
-		if(currentWorkspace) {
-            foreach(ProjectItem project ; currentWorkspace.projects[0].items) {
-                searchInProject(project, matches, source);
-            }
+        foreach(Project project; _frame._wsPanel.workspace.projects) {
+        	searchInProject(project.items, matches, source);
         }
         
         if(matches.length == 0) {
-			_resultLog.appendText(to!dstring("No matches in current file." ~ '\n'));
+			_resultLog.appendText(to!dstring("No matches found.\n"));
 		}
 		else {
-			_resultLog.appendText(to!dstring("Matches found in current file: " ~ '\n'));
-			foreach(SearchMatch match; matches) {
-                if(match.fileName == _frame.currentEditor.content.filename)
-                    _resultLog.appendText(to!dstring(" --> [" ~ to!string(match.line) ~ ':' ~ to!string(match.col) ~ "] in current file\n"));
-                else
-    				_resultLog.appendText(to!dstring(" --> " ~ match.toString" ~ '\n'));
+			foreach(SearchMatchList fileMatchList; matches) {
+				_resultLog.appendText("Matches in "d ~ to!dstring(fileMatchList.filename) ~ '\n');
+				foreach(SearchMatch match; fileMatchList.matches) {
+					_resultLog.appendText(" --> ["d ~ to!dstring(match.line) ~ ":"d ~ to!dstring(match.col) ~ "]" ~ match.lineContent ~"\n"d);
+				}
 			}
 		}
-        
-        
-        
-        
 		return true;
 	}
-}
+}