From 33de65c9d3e02f1e3d2d71a0f5cfefa1cb4a0b0f Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Tue, 14 Jun 2011 14:30:17 +1000
Subject: Add SCI_SETEMPTYSELECTION. Feature #3314877. From Marko Njezic.

---
 doc/ScintillaDoc.html   | 6 +++++-
 include/Scintilla.h     | 1 +
 include/Scintilla.iface | 3 +++
 src/Editor.cxx          | 4 ++++
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/doc/ScintillaDoc.html b/doc/ScintillaDoc.html
index 8446cf895..1e541bbb8 100644
--- a/doc/ScintillaDoc.html
+++ b/doc/ScintillaDoc.html
@@ -79,7 +79,7 @@
 
     <h1>Scintilla Documentation</h1>
 
-    <p>Last edited 13/June/2011 NH</p>
+    <p>Last edited 13/June/2011 MNJ</p>
 
     <p>There is <a class="jump" href="Design.html">an overview of the internal design of
     Scintilla</a>.<br />
@@ -1077,6 +1077,7 @@ struct Sci_TextToFind {
      <a class="message" href="#SCI_GETSELECTIONSTART">SCI_GETSELECTIONSTART</a><br />
      <a class="message" href="#SCI_SETSELECTIONEND">SCI_SETSELECTIONEND(int position)</a><br />
      <a class="message" href="#SCI_GETSELECTIONEND">SCI_GETSELECTIONEND</a><br />
+     <a class="message" href="#SCI_SETEMPTYSELECTION">SCI_SETEMPTYSELECTION(int pos)</a><br />
      <a class="message" href="#SCI_SELECTALL">SCI_SELECTALL</a><br />
      <a class="message" href="#SCI_LINEFROMPOSITION">SCI_LINEFROMPOSITION(int position)</a><br />
      <a class="message" href="#SCI_POSITIONFROMLINE">SCI_POSITIONFROMLINE(int line)</a><br />
@@ -1229,6 +1230,9 @@ struct Sci_TextToFind {
     current position or the anchor position. <code>SCI_GETSELECTIONEND</code> returns the larger of
     the two values.</p>
 
+    <p><b id="SCI_SETEMPTYSELECTION">SCI_SETEMPTYSELECTION(int pos)</b><br />
+     This removes any selection and sets the caret at <code>pos</code>. The caret is not scrolled into view.</p>
+
     <p><b id="SCI_SELECTALL">SCI_SELECTALL</b><br />
      This selects all the text in the document. The current position is not scrolled into view.</p>
 
diff --git a/include/Scintilla.h b/include/Scintilla.h
index d1f3c9dd2..6c0c7342d 100644
--- a/include/Scintilla.h
+++ b/include/Scintilla.h
@@ -333,6 +333,7 @@ typedef sptr_t (*SciFnDirect)(sptr_t ptr, unsigned int iMessage, uptr_t wParam,
 #define SCI_GETSELECTIONSTART 2143
 #define SCI_SETSELECTIONEND 2144
 #define SCI_GETSELECTIONEND 2145
+#define SCI_SETEMPTYSELECTION 2556
 #define SCI_SETPRINTMAGNIFICATION 2146
 #define SCI_GETPRINTMAGNIFICATION 2147
 #define SC_PRINT_NORMAL 0
diff --git a/include/Scintilla.iface b/include/Scintilla.iface
index 6bfac5d98..f21ee3e42 100644
--- a/include/Scintilla.iface
+++ b/include/Scintilla.iface
@@ -800,6 +800,9 @@ set void SetSelectionEnd=2144(position pos,)
 # Returns the position at the end of the selection.
 get position GetSelectionEnd=2145(,)
 
+# Set caret to a position, while removing any existing selection.
+fun void SetEmptySelection=2556(position pos,)
+
 # Sets the print magnification added to the point size of each style for printing.
 set void SetPrintMagnification=2146(int magnification,)
 
diff --git a/src/Editor.cxx b/src/Editor.cxx
index 3f6e533b6..14d2b2673 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -7482,6 +7482,10 @@ sptr_t Editor::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
 	case SCI_GETSELECTIONEND:
 		return sel.LimitsForRectangularElseMain().end.Position();
 
+	case SCI_SETEMPTYSELECTION:
+		SetEmptySelection(wParam);
+		break;
+
 	case SCI_SETPRINTMAGNIFICATION:
 		printMagnification = wParam;
 		break;
-- 
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