link result view and source view

filterviewsyncer.py

@@ -0,0 +1,21 @@
+from bigtext import BigText
+
+
+class FilterViewSyncer:
+
+    def __init__(self, sync_view: BigText):
+        self._matches = {}
+        self._sync_view = sync_view
+
+    def click_listener(self, byte_offset: int):
+        source_byte_offset = self._matches[byte_offset] if byte_offset in self._matches else None
+        # print("click %d -> %d (total hits %d)" % (byte_offset, source_byte_offset, len(self._matches)))
+        if source_byte_offset is not None:
+            self._sync_view.scroll_to_byte(source_byte_offset)
+
+    def match_found(self, match_byte_offset: int, source_byte_offset: int):
+        # print("match %d" % match_byte_offset)
+        if match_byte_offset >= 0:
+            self._matches[match_byte_offset] = source_byte_offset
+        else:
+            self._matches = {}