From cae1f90939aa35d8aa0664bb62fb7791e627f93a Mon Sep 17 00:00:00 2001
From: "jfrancis%netscape.com" <jfrancis%netscape.com>
Date: Sun, 19 Sep 1999 10:30:30 +0000
Subject: [PATCH] putting tab handling back in KeyDown().  Else editor never
 gets tabs.

---
 editor/base/nsEditorEventListeners.cpp        | 22 +++++++++++++++++++
 .../libeditor/text/nsEditorEventListeners.cpp | 22 +++++++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/editor/base/nsEditorEventListeners.cpp b/editor/base/nsEditorEventListeners.cpp
index 6d690c5f2801..d85a611d2e3f 100644
--- a/editor/base/nsEditorEventListeners.cpp
+++ b/editor/base/nsEditorEventListeners.cpp
@@ -124,6 +124,28 @@ nsTextEditorKeyListener::HandleEvent(nsIDOMEvent* aEvent)
 nsresult
 nsTextEditorKeyListener::KeyDown(nsIDOMEvent* aKeyEvent)
 {
+  PRUint32 keyCode;
+  nsCOMPtr<nsIDOMUIEvent>uiEvent;
+  uiEvent = do_QueryInterface(aKeyEvent);
+  if (uiEvent) 
+  {
+    if (NS_SUCCEEDED(uiEvent->GetKeyCode(&keyCode)))
+    {
+      if (nsIDOMUIEvent::VK_TAB==keyCode)
+      {
+        nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
+        PRUint32 flags=0;
+        mEditor->GetFlags(&flags);
+        if ((flags & nsIHTMLEditor::eEditorSingleLineMask))
+          return NS_OK; // let it be used for focus switching
+
+        // else we insert the tab straight through
+        htmlEditor->EditorKeyPress(uiEvent);
+        ScrollSelectionIntoView();
+        return NS_ERROR_BASE; // "I handled the event, don't do default processing"
+      }
+    }
+  }
   return NS_OK;
 }
 
diff --git a/editor/libeditor/text/nsEditorEventListeners.cpp b/editor/libeditor/text/nsEditorEventListeners.cpp
index 6d690c5f2801..d85a611d2e3f 100644
--- a/editor/libeditor/text/nsEditorEventListeners.cpp
+++ b/editor/libeditor/text/nsEditorEventListeners.cpp
@@ -124,6 +124,28 @@ nsTextEditorKeyListener::HandleEvent(nsIDOMEvent* aEvent)
 nsresult
 nsTextEditorKeyListener::KeyDown(nsIDOMEvent* aKeyEvent)
 {
+  PRUint32 keyCode;
+  nsCOMPtr<nsIDOMUIEvent>uiEvent;
+  uiEvent = do_QueryInterface(aKeyEvent);
+  if (uiEvent) 
+  {
+    if (NS_SUCCEEDED(uiEvent->GetKeyCode(&keyCode)))
+    {
+      if (nsIDOMUIEvent::VK_TAB==keyCode)
+      {
+        nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(mEditor);
+        PRUint32 flags=0;
+        mEditor->GetFlags(&flags);
+        if ((flags & nsIHTMLEditor::eEditorSingleLineMask))
+          return NS_OK; // let it be used for focus switching
+
+        // else we insert the tab straight through
+        htmlEditor->EditorKeyPress(uiEvent);
+        ScrollSelectionIntoView();
+        return NS_ERROR_BASE; // "I handled the event, don't do default processing"
+      }
+    }
+  }
   return NS_OK;
 }