From: Stephan Witt <switt@lyx.org>
Date: Sat, 15 Jan 2011 12:09:23 +0000 (+0000)
Subject: make thesaurus usable for readonly documents
X-Git-Tag: 2.0.0~1096
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=fa632bfd7ef7d1f4d8462ea48eeaa250302303b0;p=features.git

make thesaurus usable for readonly documents

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@37216 a592a061-630c-0410-9148-cb99ea01b6c8
---

diff --git a/src/frontends/qt4/GuiThesaurus.cpp b/src/frontends/qt4/GuiThesaurus.cpp
index 494c525788..86ed9598ab 100644
--- a/src/frontends/qt4/GuiThesaurus.cpp
+++ b/src/frontends/qt4/GuiThesaurus.cpp
@@ -86,7 +86,16 @@ GuiThesaurus::GuiThesaurus(GuiView & lv)
 	bc().setPolicy(ButtonPolicy::OkApplyCancelReadOnlyPolicy);
 }
 
-
+void GuiThesaurus::checkStatus()
+{
+	if (!isBufferAvailable()) {
+		// deactivate the thesaurus if we have no buffer
+		enableView(false);
+		return;
+	}
+	updateView();
+}
+	
 void GuiThesaurus::change_adaptor()
 {
 	changed();
@@ -119,7 +128,7 @@ void GuiThesaurus::selectionChanged()
 	if (pos > -1)
 		item = rex.cap(2).trimmed();
 	replaceED->setText(item);
-	replacePB->setEnabled(true);
+	replacePB->setEnabled(!isBufferReadonly());
 	changed();
 }
 
@@ -182,8 +191,9 @@ void GuiThesaurus::updateLists()
 			}
 		meaningsTV->setEnabled(true);
 		lookupPB->setEnabled(true);
-		replaceED->setEnabled(true);
-		replacePB->setEnabled(true);
+		bool const readonly = isBufferReadonly();
+		replaceED->setEnabled(!readonly);
+		replacePB->setEnabled(!readonly);
 	}
 
 	if (meanings.empty()) {
diff --git a/src/frontends/qt4/GuiThesaurus.h b/src/frontends/qt4/GuiThesaurus.h
index 57544a6b3e..17f9ebf179 100644
--- a/src/frontends/qt4/GuiThesaurus.h
+++ b/src/frontends/qt4/GuiThesaurus.h
@@ -28,6 +28,8 @@ class GuiThesaurus : public GuiDialog, public Ui::ThesaurusUi
 public:
 	GuiThesaurus(GuiView & lv);
 
+	void checkStatus();
+
 private Q_SLOTS:
 	void change_adaptor();
 	void entryChanged();