Changes to filter out tabs from file load and to test if loading/saving should be allowed.

indra/llui/lltexteditor.cpp

@@ -2250,6 +2250,22 @@ void LLTextEditor::insertText(const std::string &new_text)
 	setEnabled( enabled );
 }
 
+void LLTextEditor::insertText(LLWString &new_text)
+{
+	BOOL enabled = getEnabled();
+	setEnabled( TRUE );
+
+	// Delete any selected characters (the insertion replaces them)
+	if( hasSelection() )
+	{
+		deleteSelection(TRUE);
+	}
+
+	setCursorPos(mCursorPos + insert( mCursorPos, new_text, FALSE, LLTextSegmentPtr() ));
+
+	setEnabled( enabled );
+}
+
 void LLTextEditor::appendWidget(const LLInlineViewSegment::Params& params, const std::string& text, bool allow_undo)
 {
 	// Save old state
@@ -2838,3 +2854,13 @@ void LLTextEditor::clear()
 	getViewModel()->setDisplay(LLWStringUtil::null);
 	clearSegments();
 }
+
+bool LLTextEditor::canLoadOrSaveToFile()
+{
+	return !mReadOnly;
+}
+
+S32 LLTextEditor::spacesPerTab()
+{
+	return SPACES_PER_TAB;
+}

indra/llui/lltexteditor.h

@@ -92,6 +92,8 @@ public:
 
 	void	setParseHighlights(BOOL parsing) {mParseHighlights=parsing;}
 
+	static S32		spacesPerTab();
+
 	// mousehandler overrides
 	virtual BOOL	handleMouseDown(S32 x, S32 y, MASK mask);
 	virtual BOOL	handleMouseUp(S32 x, S32 y, MASK mask);
@@ -140,6 +142,8 @@ public:
 	virtual void	selectAll();
 	virtual BOOL	canSelectAll()	const;
 
+	virtual bool	canLoadOrSaveToFile();
+
 	void			selectNext(const std::string& search_text_in, BOOL case_insensitive, BOOL wrap = TRUE);
 	BOOL			replaceText(const std::string& search_text, const std::string& replace_text, BOOL case_insensitive, BOOL wrap = TRUE);
 	void			replaceTextAll(const std::string& search_text, const std::string& replace_text, BOOL case_insensitive);
@@ -158,6 +162,7 @@ public:
 
 	// inserts text at cursor
 	void			insertText(const std::string &text);
+	void			insertText(LLWString &text);
 
 	void			appendWidget(const LLInlineViewSegment::Params& params, const std::string& text, bool allow_undo);
 	// Non-undoable

indra/newview/llfilepicker.cpp

@@ -58,7 +58,7 @@ LLFilePicker LLFilePicker::sInstance;
 #define SLOBJECT_FILTER L"Objects (*.slobject)\0*.slobject\0"
 #define RAW_FILTER L"RAW files (*.raw)\0*.raw\0"
 #define MODEL_FILTER L"Model files (*.dae)\0*.dae\0"
-#define SCRIPT_FILTER L"Script files (*.lsl; *.txt)\0*.lsl;*.txt\0"
+#define SCRIPT_FILTER L"Script files (*.lsl)\0*.lsl\0"
 #endif
 
 //
@@ -502,16 +502,6 @@ BOOL LLFilePicker::getSaveFile(ESaveFilter filter, const std::string& filename)
 			L"Compressed Images (*.j2c)\0*.j2c\0" \
 			L"\0";
 		break;
-	case FFSAVE_SCRIPT:
-		if (filename.empty())
-		{
-			wcsncpy( mFilesW,L"untitled.lsl", FILENAME_BUFFER_SIZE);
-		}
-		mOFN.lpstrDefExt = L"txt";
-		mOFN.lpstrFilter = 
-			L"LSL Files (*.lsl; *.txt)\0*.lsl;*.txt\0"
-			L"\0";
-		break;
 	default:
 		return FALSE;
 	}

indra/newview/llpreviewscript.cpp

@@ -507,11 +507,11 @@ void LLScriptEdCore::initMenu()
 
 	menuItem = getChild<LLMenuItemCallGL>("LoadFromFile");
 	menuItem->setClickCallback(boost::bind(&LLScriptEdCore::onBtnLoadFromFile, this));
-//	menuItem->setEnabledCallback(NULL);
+	menuItem->setEnableCallback(boost::bind(&LLScriptEdCore::enableLoadFromFileMenu, this));
 
 	menuItem = getChild<LLMenuItemCallGL>("SaveToFile");
 	menuItem->setClickCallback(boost::bind(&LLScriptEdCore::onBtnSaveToFile, this));
-	menuItem->setEnableCallback(boost::bind(&LLScriptEdCore::hasChanged, this));
+	menuItem->setEnableCallback(boost::bind(&LLScriptEdCore::enableSaveToFileMenu, this));
 }
 
 void LLScriptEdCore::setScriptText(const std::string& text, BOOL is_valid)
@@ -1107,9 +1107,17 @@ BOOL LLScriptEdCore::handleKeyHere(KEY key, MASK mask)
 
 void LLScriptEdCore::onBtnLoadFromFile( void* data )
 {
-
 	LLScriptEdCore* self = (LLScriptEdCore*) data;
-	
+/*
+	if( self->isDirty())
+	{
+		llwarns << "Script has unsaved changes, loading from disc aborted." << llendl;
+		LLStringBase<char>::format_map_t args;
+		args["[REASON]"] = std::string("Existing script has unsaved changes. You must save this script before loading from disc.");
+		gViewerWindow->alertXml("LoadDiskScriptFailReason", args);		
+		return;
+	}
+*/
 	LLFilePicker& file_picker = LLFilePicker::instance();
 	if( !file_picker.getOpenFile( LLFilePicker::FFLOAD_SCRIPT ) )
 	{
@@ -1121,16 +1129,27 @@ void LLScriptEdCore::onBtnLoadFromFile( void* data )
 	std::ifstream fin(filename.c_str());
 
 	std::string line;
+	std::string text;
 	std::string linetotal;
-	self->mEditor->clear();
 	while (!fin.eof())
 	{ 
 		getline(fin,line);
-		line=line+"\n";
-		self->mEditor->insertText(line);
-
+		text += line;
+		if (!fin.eof())
+		{
+			text += "\n";
+		}
 	}
 	fin.close();
+
+	// Only replace the script if there is something to replace with.
+	if (text.length() > 0)
+	{
+		self->mEditor->selectAll();
+		LLWString script(utf8str_to_wstring(text));
+		LLWStringUtil::replaceTabsWithSpaces(script, self->mEditor->spacesPerTab());
+		self->mEditor->insertText(script);
+	}
 }
 
 void LLScriptEdCore::onBtnSaveToFile( void* userdata )
@@ -1157,6 +1176,27 @@ void LLScriptEdCore::onBtnSaveToFile( void* userdata )
 	}
 }
 
+bool LLScriptEdCore::canLoadOrSaveToFile( void* userdata )
+{
+	LLScriptEdCore* self = (LLScriptEdCore*) userdata;
+	return self->mEditor->canLoadOrSaveToFile();
+}
+
+// static
+bool LLScriptEdCore::enableSaveToFileMenu(void* userdata)
+{
+	LLScriptEdCore* self = (LLScriptEdCore*)userdata;
+	if (!self || !self->mEditor) return FALSE;
+	return self->mEditor->canLoadOrSaveToFile();
+}
+
+// static 
+bool LLScriptEdCore::enableLoadFromFileMenu(void* userdata)
+{
+	LLScriptEdCore* self = (LLScriptEdCore*)userdata;
+	if (!self || !self->mEditor) return FALSE;
+	return self->mEditor->canLoadOrSaveToFile();
+}
 
 /// ---------------------------------------------------------------------------
 /// LLScriptEdContainer

indra/newview/llpreviewscript.h

@@ -79,6 +79,7 @@ public:
 	/*virtual*/	BOOL	postBuild();
 	BOOL			canClose();
 	void			setEnableEditing(bool enable);
+	bool			canLoadOrSaveToFile( void* userdata );
 
 	void            setScriptText(const std::string& text, BOOL is_valid);
 	bool			loadScriptText(const std::string& filename);
@@ -101,6 +102,9 @@ public:
 	static void		onBtnLoadFromFile(void*);
 	static void		onBtnSaveToFile(void*);
 
+	static bool		enableSaveToFileMenu(void* userdata);
+	static bool		enableLoadFromFileMenu(void* userdata);
+
 	virtual bool	hasAccelerators() const { return true; }
 
 private: