From d44574184094893f61948c55610cbc39b159b09b Mon Sep 17 00:00:00 2001
From: clifford <clifford@b57f626f-c46c-0410-a088-ec61d464b74c>
Date: Fri, 6 Nov 2009 22:41:57 +0000
Subject: Clifford Wolf: 	Some small fixes and improvements

git-svn-id: http://svn.clifford.at/openscad/trunk@130 b57f626f-c46c-0410-a088-ec61d464b74c

diff --git a/mainwin.cc b/mainwin.cc
index cf17c88..fcf7098 100644
--- a/mainwin.cc
+++ b/mainwin.cc
@@ -237,7 +237,7 @@ MainWindow::MainWindow(const char *filename)
 
 	setCentralWidget(s1);
 
-	connect(editor->document(), SIGNAL(contentsChanged()), this, SLOT(animateUpdate()));
+	connect(editor->document(), SIGNAL(contentsChanged()), this, SLOT(animateUpdateDocChanged()));
 	connect(screen, SIGNAL(doAnimateUpdate()), this, SLOT(animateUpdate()));
 
 	// display this window and check for OpenGL 2.0 (OpenCSG) support
@@ -410,13 +410,20 @@ void MainWindow::compile(bool procevents)
 	vpr.vec.append(new Value(fmodf(360 - screen->object_rot_z, 360)));
 	root_ctx.set_variable("$vpr", vpr);
 
-	root_module = parse(editor->toPlainText().toAscii().data(), false);
+	last_compiled_doc = editor->toPlainText();
+	root_module = parse(last_compiled_doc.toAscii().data(), false);
 
 	delete highlighter;
 	highlighter = new Highlighter(editor->document());
 
-	if (!root_module)
+	if (!root_module) {
+		if (!animate_panel->isVisible()) {
+			QTextCursor cursor = editor->textCursor();
+			cursor.setPosition(parser_error_pos);
+			editor->setTextCursor(cursor);
+		}
 		goto fail;
+	}
 
 	PRINT("Compiling design (CSG Tree generation)...");
 	if (procevents)
@@ -1217,6 +1224,13 @@ void MainWindow::viewModeAnimate()
 	}
 }
 
+void MainWindow::animateUpdateDocChanged()
+{
+	QString current_doc = editor->toPlainText();
+	if (current_doc != last_compiled_doc)
+		animateUpdate();
+}
+
 void MainWindow::animateUpdate()
 {
 	if (animate_panel->isVisible()) {
diff --git a/openscad.h b/openscad.h
index 2b2fd77..17a22a1 100644
--- a/openscad.h
+++ b/openscad.h
@@ -735,6 +735,7 @@ public:
 	QVector<CSGTerm*> background_terms;
 	CSGChain *background_chain;
 	AbstractNode *root_node;
+	QString last_compiled_doc;
 	bool enableOpenCSG;
 
 	MainWindow(const char *filename = 0);
@@ -818,6 +819,7 @@ public slots:
 	void viewCenter();
 	void viewPerspective();
 	void viewOrthogonal();
+	void animateUpdateDocChanged();
 	void animateUpdate();
 	void dragEnterEvent(QDragEnterEvent *event);
 	void dropEvent(QDropEvent *event);
-- 
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