From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 comm/mail/base/content/selectionsummaries.js | 103 +++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 comm/mail/base/content/selectionsummaries.js

(limited to 'comm/mail/base/content/selectionsummaries.js')

diff --git a/comm/mail/base/content/selectionsummaries.js b/comm/mail/base/content/selectionsummaries.js
new file mode 100644
index 0000000000..75461e3a54
--- /dev/null
+++ b/comm/mail/base/content/selectionsummaries.js
@@ -0,0 +1,103 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* globals gSummaryFrameManager */ // From messenger.js
+
+/**
+ * Summarize a set of selected messages.  This can either be a single thread or
+ * multiple threads.
+ *
+ * @param aMessageDisplay The MessageDisplayWidget object responsible for
+ *                         showing messages.
+ */
+function summarizeSelection(aMessageDisplay) {
+  // Figure out if we're looking at one thread or more than one thread. We want
+  // the view's version of threading, not the database's version, in order to
+  // thread together cross-folder messages. XXX: This falls apart for group by
+  // sort; what we really want is a way to specify only the cross-folder view.
+  let folderDisplay = aMessageDisplay.folderDisplay;
+  let selectedIndices = folderDisplay.selectedIndices;
+  let dbView = folderDisplay.view.dbView;
+
+  let getThreadId = function (index) {
+    return dbView.getThreadContainingIndex(index).getRootHdr().messageKey;
+  };
+
+  let firstThreadId = getThreadId(selectedIndices[0]);
+  let oneThread = true;
+  for (let i = 1; i < selectedIndices.length; i++) {
+    if (getThreadId(selectedIndices[i]) != firstThreadId) {
+      oneThread = false;
+      break;
+    }
+  }
+
+  let selectedMessages = folderDisplay.selectedMessages;
+  if (oneThread) {
+    summarizeThread(selectedMessages, aMessageDisplay);
+  } else {
+    summarizeMultipleSelection(selectedMessages, aMessageDisplay);
+  }
+}
+
+/**
+ * Given an array of messages which are all in the same thread, summarize them.
+ *
+ * @param aSelectedMessages Array of message headers.
+ * @param aMessageDisplay   The MessageDisplayWidget object responsible for
+ *                          showing messages.
+ */
+function summarizeThread(aSelectedMessages, aMessageDisplay) {
+  const kSummaryURL = "chrome://messenger/content/multimessageview.xhtml";
+
+  aMessageDisplay.singleMessageDisplay = false;
+  gSummaryFrameManager.loadAndCallback(kSummaryURL, function () {
+    let childWindow = gSummaryFrameManager.iframe.contentWindow;
+    try {
+      childWindow.gMessageSummary.summarize(
+        "thread",
+        aSelectedMessages,
+        aMessageDisplay.folderDisplay.view.dbView,
+        aMessageDisplay.folderDisplay.selectMessages.bind(
+          aMessageDisplay.folderDisplay
+        ),
+        aMessageDisplay
+      );
+    } catch (e) {
+      console.error(e);
+      throw e;
+    }
+  });
+}
+
+/**
+ * Given an array of message URIs, cause the message panel to display a summary
+ * of them.
+ *
+ * @param aSelectedMessages Array of message headers.
+ * @param aMessageDisplay   The MessageDisplayWidget object responsible for
+ *                          showing messages.
+ */
+function summarizeMultipleSelection(aSelectedMessages, aMessageDisplay) {
+  const kSummaryURL = "chrome://messenger/content/multimessageview.xhtml";
+
+  aMessageDisplay.singleMessageDisplay = false;
+  gSummaryFrameManager.loadAndCallback(kSummaryURL, function () {
+    let childWindow = gSummaryFrameManager.iframe.contentWindow;
+    try {
+      childWindow.gMessageSummary.summarize(
+        "multipleselection",
+        aSelectedMessages,
+        aMessageDisplay.folderDisplay.view.dbView,
+        aMessageDisplay.folderDisplay.selectMessages.bind(
+          aMessageDisplay.folderDisplay
+        ),
+        aMessageDisplay
+      );
+    } catch (e) {
+      console.error(e);
+      throw e;
+    }
+  });
+}
-- 
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