Improved the tab handling and added the same fix to the build tool

nw/gui/build.py

@@ -551,7 +551,6 @@ class GuiBuildNovel(QDialog):
         isNone |= theItem.itemClass == nwItemClass.NO_CLASS
         isNone |= theItem.itemClass == nwItemClass.TRASH
         isNone |= theItem.parHandle == self.theProject.projTree.trashRoot()
-        isNone |= theItem.parHandle == self.theProject.projTree.archiveRoot()
         isNone |= theItem.parHandle is None
         isNote  = theItem.itemLayout == nwItemLayout.NOTE
         isNovel = not isNone and not isNote
@@ -563,6 +562,10 @@ class GuiBuildNovel(QDialog):
         if isNovel and not novelFiles:
             return False
 
+        rootItem = self.theProject.projTree.getRootItem(theItem.itemHandle)
+        if rootItem.itemClass == nwItemClass.ARCHIVE:
+            return False
+
         return True
 
     def _saveDocument(self, theFormat):
@@ -1014,13 +1017,33 @@ class GuiBuildNovelDocView(QTextBrowser):
             theText = "".join(theText)
 
         self.buildTime = timeStamp
+        sPos = self.verticalScrollBar().value()
 
-        theText = theText.replace(" ", " "*4)
+        # Refresh the tab stops
+        if self.mainConf.verQtValue >= 51000:
+            self.setTabStopDistance(self.mainConf.getTabWidth())
+        else:
+            self.setTabStopWidth(self.mainConf.getTabWidth())
+
+        theText = theText.replace("\t", "!!tab!!")
         theText = theText.replace("<del>", "<span style='text-decoration: line-through;'>")
         theText = theText.replace("</del>", "</span>")
         self.setHtml(theText)
+
+        while self.find("!!tab!!"):
+            theCursor = self.textCursor()
+            theCursor.insertText("\t")
+
+        self.verticalScrollBar().setValue(sPos)
         self._updateBuildAge()
 
+        # This forces a repaint of the text, It's a hack to fix an occational
+        # issue where the find/replace above interfers with the rendering and
+        # leaves parts of the document blank.
+        textWidth = self.qDocument.textWidth()
+        self.qDocument.setTextWidth(textWidth - 5)
+        self.qDocument.setTextWidth(textWidth)
+
         return
 
     def setStyleSheet(self, theStyles=[]):