From 78c5d5b8c6837d05b2e959840c4f09e9fe3d3265 Mon Sep 17 00:00:00 2001
From: twanvl <twanvl@0fc631ac-6414-0410-93d0-97cfa31319b6>
Date: Sat, 30 Jun 2007 19:35:38 +0000
Subject: [PATCH] Thumbnails for choice fields with scripted image instead of
 choice_images

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@456 0fc631ac-6414-0410-93d0-97cfa31319b6
---
 src/gui/value/choice.cpp | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/gui/value/choice.cpp b/src/gui/value/choice.cpp
index b4da29ea..0f03abc9 100644
--- a/src/gui/value/choice.cpp
+++ b/src/gui/value/choice.cpp
@@ -179,9 +179,23 @@ void DropDownChoiceListBase::generateThumbnailImages() {
 	}
 	int image_count = style().thumbnails->GetImageCount();
 	int end = group->lastId();
+	// init choice images
+	if (style().choice_images.empty() && style().image.isScripted()) {
+		Context& ctx = cve.viewer.getContext();
+		for (int i = 0 ; i < end ; ++i) {
+			try {
+				String name = cannocial_name_form(field().choices->choiceName(i));
+				ctx.setVariable(_("input"), to_script(name));
+				GeneratedImageP img = image_from_script(style().image.getScript().eval(ctx));
+				style().choice_images.insert(make_pair(name, ScriptableImage(img)));
+			} catch (const Error& e) {
+				handle_error(Error(e.what() + _("\n  while generating choice images for drop down list")),true,false);
+			}
+		}
+	}
+	// request thumbnails
 	style().thumbnails_status.resize(end, THUMB_NOT_MADE);
 	for (int i = 0 ; i < end ; ++i) {
-		String name = cannocial_name_form(group->choiceName(i));
 		ThumbnailStatus status = style().thumbnails_status[i];
 		if (i >= image_count || status != THUMB_OK) {
 			// request this thumbnail