From 8d86d10e5a8b401bff7bc69fb162ba3e66f53588 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 17 Feb 2019 10:13:42 +0530
Subject: [PATCH] Tag browser: Have pressing the Enter key find the next match.
 Fixes #1816276 [Find the first/next matching item with
 Enter](https://bugs.launchpad.net/calibre/+bug/1816276)

---
 src/calibre/gui2/tag_browser/ui.py | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/calibre/gui2/tag_browser/ui.py b/src/calibre/gui2/tag_browser/ui.py
index 37fcd55923..e6db960949 100644
--- a/src/calibre/gui2/tag_browser/ui.py
+++ b/src/calibre/gui2/tag_browser/ui.py
@@ -457,6 +457,7 @@ class TagBrowserBar(QWidget):  # {{{
             self.toggle_search_button.setVisible(True)
             self.search_button.setVisible(False)
             self.item_search.setVisible(False)
+
 # }}}
 
 
@@ -477,7 +478,6 @@ class TagBrowserWidget(QFrame):  # {{{
 
         self.current_find_position = None
         self.search_button.clicked.connect(self.find)
-        self.item_search.lineEdit().returnPressed.connect(self.do_find)
         self.item_search.lineEdit().textEdited.connect(self.find_text_changed)
         self.item_search.activated[str].connect(self.do_find)
 
@@ -587,10 +587,14 @@ class TagBrowserWidget(QFrame):  # {{{
         self.current_find_position = None
         self.find()
 
+    @property
+    def find_text(self):
+        return unicode(self.item_search.currentText()).strip()
+
     def find(self):
         model = self.tags_view.model()
         model.clear_boxed()
-        txt = unicode(self.item_search.currentText()).strip()
+        txt = self.find_text
 
         if txt.startswith('*'):
             model.set_categories_filter(txt[1:])
@@ -636,4 +640,12 @@ class TagBrowserWidget(QFrame):  # {{{
     def not_found_label_timer_event(self):
         self.not_found_label.setVisible(False)
 
+    def keyPressEvent(self, ev):
+        if ev.key() in (Qt.Key_Enter, Qt.Key_Return) and self.find_text:
+            self.find()
+            ev.accept()
+            return
+        return QFrame.keyPressEvent(self, ev)
+
+
 # }}}