From a90a5cba08fdf6c0ceb95101c275108a152a3aed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 07:35:37 +0200
Subject: Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../autocomplete/nsAutoCompleteController.cpp      | 16 +++++++------
 .../autocomplete/nsIAutoCompletePopup.idl          | 27 ++++++++++++++++++++++
 2 files changed, 36 insertions(+), 7 deletions(-)

(limited to 'toolkit/components/autocomplete')

diff --git a/toolkit/components/autocomplete/nsAutoCompleteController.cpp b/toolkit/components/autocomplete/nsAutoCompleteController.cpp
index 126199e3cf..c8278f55a7 100644
--- a/toolkit/components/autocomplete/nsAutoCompleteController.cpp
+++ b/toolkit/components/autocomplete/nsAutoCompleteController.cpp
@@ -490,6 +490,13 @@ nsAutoCompleteController::HandleKeyNavigation(uint32_t aKey, bool* _retval) {
         }
       }
 
+      // Some script may have changed the value of the text field since our
+      // last keypress or after our focus handler and we don't want to
+      // search for a stale string.
+      nsAutoString value;
+      input->GetTextValue(value);
+      SetSearchStringInternal(value);
+
       // Open the popup if there has been a previous non-errored search, or
       // else kick off a new search
       bool hadPreviousSearch = false;
@@ -522,13 +529,6 @@ nsAutoCompleteController::HandleKeyNavigation(uint32_t aKey, bool* _retval) {
           return NS_OK;
         }
 
-        // Some script may have changed the value of the text field since our
-        // last keypress or after our focus handler and we don't want to
-        // search for a stale string.
-        nsAutoString value;
-        input->GetTextValue(value);
-        SetSearchStringInternal(value);
-
         StartSearches();
       }
 
@@ -1235,6 +1235,8 @@ nsresult nsAutoCompleteController::EnterMatch(bool aIsPopupSelection,
     SetSearchStringInternal(value);
   }
 
+  popup->SelectEntry();
+
   obsSvc->NotifyObservers(input, "autocomplete-did-enter-text", nullptr);
 
   input->OnTextEntered(aEvent);
diff --git a/toolkit/components/autocomplete/nsIAutoCompletePopup.idl b/toolkit/components/autocomplete/nsIAutoCompletePopup.idl
index 607863c9a7..556c0d49b8 100644
--- a/toolkit/components/autocomplete/nsIAutoCompletePopup.idl
+++ b/toolkit/components/autocomplete/nsIAutoCompletePopup.idl
@@ -5,6 +5,7 @@
 #include "nsISupports.idl"
 
 interface nsIAutoCompleteInput;
+interface nsIFormFillCompleteObserver;
 
 webidl Element;
 
@@ -32,6 +33,11 @@ interface nsIAutoCompletePopup : nsISupports
    */
   readonly attribute boolean popupOpen;
 
+  /*
+   * Don't rollup the popup when the search string becomes "".
+   */
+  boolean getNoRollupOnEmptySearch(in Element element);
+
   /*
    * Bind the popup to an input object and display it with the given coordinates
    *
@@ -69,4 +75,25 @@ interface nsIAutoCompletePopup : nsISupports
    * @return The currently selected result item index
    */
   void selectBy(in boolean reverse, in boolean page);
+
+  /*
+   * Search for a given string and notify a listener (either synchronously
+   * or asynchronously) of the result
+   *
+   * @param searchString - The string to search for
+   * @param searchParam - An extra parameter
+   * @param previousResult - A previous result to use for faster searching
+   * @param listener - A listener to notify when the search is complete
+   */
+  void startSearch(in AString searchString, in Element element, in nsIFormFillCompleteObserver listener);
+
+  /*
+   * Stop the search that is in progress
+   */
+  void stopSearch();
+
+  /**
+   * Notify the autocomplete popup that an autocomplete entry is selected.
+   */
+  void selectEntry();
 };
-- 
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