From 518cdc57901a650b69d385b67f812a90a34fb5f4 Mon Sep 17 00:00:00 2001
From: New Pagodi <NewPagodi@users.noreply.github.com>
Date: Mon, 11 Feb 2019 23:18:37 -0600
Subject: [PATCH] Demonstrate autocompletion in the stc sample

This adds a demonstration of autocompletion for C preprocessor
directives to the stc sample. It also shows how to register and use
small images with the autocompletion popup.
---
 samples/stc/edit.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/samples/stc/edit.cpp b/samples/stc/edit.cpp
index e9aeac9990..335cbeccae 100644
--- a/samples/stc/edit.cpp
+++ b/samples/stc/edit.cpp
@@ -52,6 +52,22 @@
 // The (uniform) style used for the annotations.
 const int ANNOTATION_STYLE = wxSTC_STYLE_LASTPREDEFINED + 1;
 
+// A small image of a hashtag symbol used in the autocompletion window.
+const char* hashtag_xpm[] = {
+"10 10 2 1",
+" 	c None",
+".	c #BD08F9",
+"  ..  ..  ",
+"  ..  ..  ",
+"..........",
+"..........",
+"  ..  ..  ",
+"  ..  ..  ",
+"..........",
+"..........",
+"  ..  ..  ",
+"  ..  ..  "};
+
 //============================================================================
 // implementation
 //============================================================================
@@ -169,6 +185,10 @@ Edit::Edit (wxWindow *parent, wxWindowID id,
     // annotations
     AnnotationSetVisible(wxSTC_ANNOTATION_BOXED);
 
+    // autocompletion
+    wxBitmap bmp(hashtag_xpm);
+    RegisterImage(0, bmp);
+
     // miscellaneous
     m_LineNrMargin = TextWidth (wxSTC_STYLE_LINENUMBER, "_999999");
     m_FoldingMargin = 16;
@@ -481,6 +501,11 @@ void Edit::OnCharAdded (wxStyledTextEvent &event) {
         SetLineIndentation (currentLine, lineInd);
         GotoPos(PositionFromLine (currentLine) + lineInd);
     }
+    else if (chr == '#') {
+        wxString s = "define?0 elif?0 else?0 endif?0 error?0 if?0 ifdef?0 "
+                     "ifndef?0 include?0 line?0 pragma?0 undef?0";
+        AutoCompShow(0,s);
+    }
 }