(svn r21111) -Add: Remove the buttons below the newgrf details if the list is not editable.

src/newgrf_gui.cpp

@@ -497,6 +497,7 @@ enum ShowNewGRFStateWidgets {
 	SNGRFS_CONTENT_DOWNLOAD,
 	SNGRFS_CONTENT_DOWNLOAD2,
 	SNGRFS_SHOW_REMOVE, ///< Select active list buttons (0 = normal, 1 = simple layout).
+	SNGRFS_SHOW_APPLY,  ///< Select display of the buttons below the 'details'.
 };
 
 /**
@@ -549,6 +550,7 @@ struct NewGRFWindow : public QueryStringBaseWindow {
 		this->vscroll2 = this->GetScrollbar(SNGRFS_SCROLL2BAR);
 
 		this->GetWidget<NWidgetStacked>(SNGRFS_SHOW_REMOVE)->SetDisplayedPlane(this->editable ? 0 : 1);
+		this->GetWidget<NWidgetStacked>(SNGRFS_SHOW_APPLY)->SetDisplayedPlane(this->editable ? 0 : SZSP_HORIZONTAL);
 		this->FinishInitNested(desc);
 
 		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH);
@@ -1579,6 +1581,7 @@ static const NWidgetPart _nested_newgrf_infopanel_widgets[] = {
 		NWidget(WWT_EMPTY, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO_TITLE), SetFill(1, 0), SetResize(1, 0),
 		NWidget(WWT_EMPTY, COLOUR_MAUVE, SNGRFS_NEWGRF_INFO), SetFill(1, 1), SetResize(1, 1), SetMinimalSize(150, 100),
 	EndContainer(),
+	NWidget(NWID_SELECTION, INVALID_COLOUR, SNGRFS_SHOW_APPLY),
 		/* Right side, buttons. */
 		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(0, WD_RESIZEBOX_WIDTH, 0),
 			NWidget(NWID_VERTICAL),
@@ -1590,6 +1593,7 @@ static const NWidgetPart _nested_newgrf_infopanel_widgets[] = {
 			NWidget(WWT_PUSHTXTBTN, COLOUR_YELLOW, SNGRFS_APPLY_CHANGES), SetFill(1, 0), SetResize(1, 0),
 					SetDataTip(STR_NEWGRF_SETTINGS_APPLY_CHANGES, STR_NULL),
 		EndContainer(),
+	EndContainer(),
 };
 
 /** Construct nested container widget for managing the lists and the info panel of the NewGRF GUI. */