From bfbb9c2448820b005e463fc30a684b724bda5ec5 Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Sat, 26 Jun 2010 11:41:48 +0000
Subject: Improve responsiveness in wrap mode by only lexing text that is about
 to be wrapped rather than lexing the whole document at once.

---
 src/Editor.cxx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/Editor.cxx b/src/Editor.cxx
index 8a0ad64c4..9761c10c9 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -1406,8 +1406,6 @@ bool Editor::WrapLines(bool fullWrap, int priorityWrapLineStart) {
 			rcTextArea.left = vs.fixedColumnWidth;
 			rcTextArea.right -= vs.rightMarginWidth;
 			wrapWidth = rcTextArea.Width();
-			// Ensure all of the document is styled.
-			pdoc->EnsureStyledTo(pdoc->Length());
 			RefreshStyleData();
 			AutoSurface surface(this);
 			if (surface) {
@@ -1428,6 +1426,9 @@ bool Editor::WrapLines(bool fullWrap, int priorityWrapLineStart) {
 						lastLineToWrap = wrapEnd;
 				} // else do a fullWrap.
 
+				// Ensure all lines being wrapped are styled.
+				pdoc->EnsureStyledTo(pdoc->LineEnd(lastLineToWrap));
+
 				// Platform::DebugPrintf("Wraplines: full = %d, priorityStart = %d (wrapping: %d to %d)\n", fullWrap, priorityWrapLineStart, lineToWrap, lastLineToWrap);
 				// Platform::DebugPrintf("Pending wraps: %d to %d\n", wrapStart, wrapEnd);
 				while (lineToWrap < lastLineToWrap) {
-- 
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