From 033a2e74e1b3e1b62aa52ec167e475837e2cd778 Mon Sep 17 00:00:00 2001
From: Mirek Fidler <mirek.fidler@gmail.com>
Date: Fri, 30 Jan 2026 23:10:05 +0100
Subject: [PATCH] ide, CodeEditor, CtrlLib: TheIDE Console (and CodeEditor and
 LineEdit) optimized for smoother building experience

---
 uppsrc/CodeEditor/CodeEditor.cpp |  3 +-
 uppsrc/CodeEditor/CodeEditor.h   |  3 ++
 uppsrc/CtrlLib/Text.cpp          |  7 +++-
 uppsrc/ide/Console.cpp           | 66 +++++++++++++++++---------------
 uppsrc/ide/ide.h                 |  3 ++
 5 files changed, 50 insertions(+), 32 deletions(-)

diff --git a/uppsrc/CodeEditor/CodeEditor.cpp b/uppsrc/CodeEditor/CodeEditor.cpp
index 003f42f42..c6d0220ea 100644
--- a/uppsrc/CodeEditor/CodeEditor.cpp
+++ b/uppsrc/CodeEditor/CodeEditor.cpp
@@ -252,6 +252,7 @@ void CodeEditor::PostInsert(int pos, const WString& text) {
 		if(text.GetCount() > 200 || GetRefreshInfo(pos) != refresh_info || text.Find('\n') >= 0)
 			Refresh();
 		else
+		if(!console_mode)
 			CheckSyntaxRefresh(pos, text);
 	}
 	WhenUpdate();
@@ -341,7 +342,7 @@ void CodeEditor::CheckBrackets()
 	CancelBracketHighlight(highlight_bracket_pos0);
 	CancelBracketHighlight(highlight_bracket_pos);
 	if(!IsSelection()) {
-		if(GetSyntax(GetCursorLine())->CheckBrackets(*this, highlight_bracket_pos0, highlight_bracket_pos)) {
+		if(!console_mode && GetSyntax(GetCursorLine())->CheckBrackets(*this, highlight_bracket_pos0, highlight_bracket_pos)) {
 			RefreshLine(GetLine(highlight_bracket_pos0));
 			RefreshLine(GetLine(highlight_bracket_pos));
 			bracket_start = GetTimeClick();
diff --git a/uppsrc/CodeEditor/CodeEditor.h b/uppsrc/CodeEditor/CodeEditor.h
index 1fa00b392..303a5a522 100644
--- a/uppsrc/CodeEditor/CodeEditor.h
+++ b/uppsrc/CodeEditor/CodeEditor.h
@@ -264,6 +264,8 @@ protected:
 	bool    withfindreplace;
 	bool    wordwrap;
 	bool    blk0_header;
+	
+	bool    console_mode = false;
 
 	int     ff_start_pos;
 
@@ -550,6 +552,7 @@ public:
 	int      GetActiveAnnotationLine() const          { return bar.GetActiveAnnotationLine(); }
 	Size     GetBarSize() const                       { return bar.GetSize(); }
 	void     HideBar()                                { bar.Hide(); }
+	void     ConsoleMode()                            { console_mode = true; }
 	void     AnimateBar(const Vector<Color>& a)       { bar.SetAnimate(a); }
 	void     BarColor(Color c)                        { bar.Background(c); }
 	void     BarText(const String& text, Color c)     { bar.Text(text, c); }
diff --git a/uppsrc/CtrlLib/Text.cpp b/uppsrc/CtrlLib/Text.cpp
index 4082f6a1b..437716a90 100644
--- a/uppsrc/CtrlLib/Text.cpp
+++ b/uppsrc/CtrlLib/Text.cpp
@@ -615,6 +615,11 @@ String TextCtrl::GetEncodedLine(int i, byte charset) const
 
 int   TextCtrl::GetLinePos64(int64& pos) const {
 	GuiLock __;
+	if(pos == total) { // Appending at the end - accelerate
+		int l = GetLineCount() - 1;
+		pos = GetLineLength(l);
+		return l;
+	}
 	if(pos < cpos && cpos - pos < pos && !view) {
 		int i = cline;
 		int64 ps = cpos;
@@ -858,10 +863,10 @@ void TextCtrl::Remove0(int pos, int size) {
 	GuiLock __;
 	int rmpos = pos, rmsize = size;
 	PreRemove(rmpos, rmsize);
-	total -= size;
 	if(pos < cpos)
 		cpos = cline = 0;
 	int i = GetLinePos32(pos);
+	total -= size; // GetLinePos32 is using total, so this mush be after it!
 	DirtyFrom(i);
 	WString ln = GetWLine(i);
 	int sz = min(LimitSize(ln.GetLength() - pos), size);
diff --git a/uppsrc/ide/Console.cpp b/uppsrc/ide/Console.cpp
index 576a6a94b..aaed35840 100644
--- a/uppsrc/ide/Console.cpp
+++ b/uppsrc/ide/Console.cpp
@@ -50,6 +50,7 @@ Console::Console() {
 	input.Hide();
 	serial = 0;
 	HideBar();
+	ConsoleMode();
 }
 
 void Console::LeftDouble(Point p, dword) {
@@ -78,38 +79,43 @@ void Console::Append(const String& s) {
 		Puts(t);
 		return;
 	}
-	int l, h;
-	GetSelection32(l, h);
-	if(GetCursor32() == GetLength32()) l = -1;
-	EditPos p = GetEditPos();
-	SetEditable();
-	MoveTextEnd();
-	WString t = Filter(s, sAppf).ToWString();
-	int mg = max(40, sb.GetReducedViewSize().cx / GetFontSize().cx);
-	if(wrap_text && mg > 4) {
-		int x = GetColumnLine(GetCursor32()).x;
-		WStringBuffer tt;
-		const wchar *q = t;
-		while(*q) {
-			if(x > mg - 1) {
-				tt.Cat('\n');
-				tt.Cat("    ");
-				x = 4;
+
+	text_buffer << s;
+	flush.KillPost([=] {
+		int l, h;
+		GetSelection32(l, h);
+		if(GetCursor32() == GetLength32()) l = -1;
+		EditPos p = GetEditPos();
+		SetEditable();
+		MoveTextEnd();
+		WString t = Filter(text_buffer, sAppf).ToWString();
+		int mg = max(40, sb.GetReducedViewSize().cx / GetFontSize().cx);
+		if(wrap_text && mg > 4) {
+			int x = GetColumnLine(GetCursor32()).x;
+			WStringBuffer tt;
+			const wchar *q = t;
+			while(*q) {
+				if(x > mg - 1) {
+					tt.Cat('\n');
+					tt.Cat("    ");
+					x = 4;
+				}
+				x++;
+				if(*q == '\n')
+					x = 0;
+				tt.Cat(*q++);
 			}
-			x++;
-			if(*q == '\n')
-				x = 0;
-			tt.Cat(*q++);
+			Paste(tt);
 		}
-		Paste(tt);
-	}
-	else
-		Paste(t);
-	SetReadOnly();
-	if(l >= 0) {
-		SetEditPos(p);
-		SetSelection(l, h);
-	}
+		else
+			Paste(t);
+		SetReadOnly();
+		if(l >= 0) {
+			SetEditPos(p);
+			SetSelection(l, h);
+		}
+		text_buffer.Clear();
+	});
 }
 
 bool Console::Key(dword key, int count) {
diff --git a/uppsrc/ide/ide.h b/uppsrc/ide/ide.h
index e996d967b..efc422743 100644
--- a/uppsrc/ide/ide.h
+++ b/uppsrc/ide/ide.h
@@ -101,6 +101,9 @@ protected:
 	FrameBottom<EditString> input;
 	String line;
 	int    serial;
+	
+	String       text_buffer;
+	TimeCallback flush;
 
 	void CheckEndGroup();
 	void FlushConsole();