4 files changed, 13 insertions, 6 deletions

diff --git a/src/app.c b/src/app.c
index 84066c8e..4365f77d 100644
--- a/src/app.c
+++ b/src/app.c
@@ -124,7 +124,6 @@ struct Impl_App {
     int          sleepTimer;
 #endif
     iAtomicInt   pendingRefresh;
-    int          tabEnum; /* IDs for new tabs */
     iBool        isLoadingPrefs;
     iStringList *launchCommands;
     iBool        isFinishedLaunching;
@@ -722,7 +721,6 @@ static void init_App_(iApp *d, int argc, char **argv) {
     d->certs     = new_GmCerts(dataDir_App_());
     d->visited   = new_Visited();
     d->bookmarks = new_Bookmarks();
-    d->tabEnum   = 0; /* generates unique IDs for tab pages */
     init_Periodic(&d->periodic);
 #if defined (iPlatformAppleDesktop)
     setupApplication_MacOS();
@@ -1602,7 +1600,6 @@ iDocumentWidget *newTab_App(const iDocumentWidget *duplicateOf, iBool switchToNe
     else {
         doc = new_DocumentWidget();
     }
-    setId_Widget(as_Widget(doc), format_CStr("document%03d", ++d->tabEnum));
     appendTabPage_Widget(tabs, as_Widget(doc), "", 0, 0);
     iRelease(doc); /* now owned by the tabs */
     addChild_Widget(findChild_Widget(tabs, "tabs.buttons"), iClob(newTabButton));
diff --git a/src/ui/documentwidget.c b/src/ui/documentwidget.c
index 3175f274..5a5a4f84 100644
--- a/src/ui/documentwidget.c
+++ b/src/ui/documentwidget.c
@@ -298,10 +298,12 @@ struct Impl_DocumentWidget {
 
 iDefineObjectConstruction(DocumentWidget)
 
+static int docEnum_ = 0;
+
 void init_DocumentWidget(iDocumentWidget *d) {
     iWidget *w = as_Widget(d);
     init_Widget(w);
-    setId_Widget(w, "document000");
+    setId_Widget(w, format_CStr("document%03d", ++docEnum_));
     setFlags_Widget(w, hover_WidgetFlag, iTrue);
     init_PersistentDocumentState(&d->mod);
     d->flags           = 0;
@@ -880,7 +882,7 @@ static void updateWindowTitle_DocumentWidget_(const iDocumentWidget *d) {
     }
     /* Take away parts if it doesn't fit. */
     const int avail = bounds_Widget(as_Widget(tabButton)).size.x - 3 * gap_UI;
-    iBool setWindow = (document_App() == d);
+    iBool setWindow = (document_App() == d && isUnderKeyRoot_Widget(d));
     for (;;) {
         iString *text = collect_String(joinCStr_StringArray(title, " \u2014 "));
         if (setWindow) {
@@ -1953,7 +1955,8 @@ static iBool handleCommand_DocumentWidget_(iDocumentWidget *d, const char *cmd)
         }
         return iTrue;
     }
-    else if (equal_Command(cmd, "window.resized") || equal_Command(cmd, "font.changed")) {
+    else if (equal_Command(cmd, "window.resized") || equal_Command(cmd, "font.changed") ||
+             equal_Command(cmd, "keyroot.changed")) {
         /* Alt/Option key may be involved in window size changes. */
         setLinkNumberMode_DocumentWidget_(d, iFalse);
         d->phoneToolbar = findWidget_App("toolbar");
diff --git a/src/ui/widget.c b/src/ui/widget.c
index 00fe0f5f..67ce1345 100644
--- a/src/ui/widget.c
+++ b/src/ui/widget.c
@@ -1346,6 +1346,12 @@ iBool isHover_Widget(const iAnyObject *d) {
     return get_Window()->hover == d;
 }
 
+iBool isUnderKeyRoot_Widget(const iAnyObject *d) {
+    iAssert(isInstance_Object(d, &Class_Widget));
+    const iWidget *w = d;
+    return w && get_Window() && w->root == get_Window()->keyRoot;
+}
+
 iBool isSelected_Widget(const iAnyObject *d) {
     if (d) {
         iAssert(isInstance_Object(d, &Class_Widget));
diff --git a/src/ui/widget.h b/src/ui/widget.h
index 36797210..5b6b18e1 100644
--- a/src/ui/widget.h
+++ b/src/ui/widget.h
@@ -232,6 +232,7 @@ iBool   isDisabled_Widget           (const iAnyObject *);
 iBool   isFocused_Widget            (const iAnyObject *);
 iBool   isHover_Widget              (const iAnyObject *);
 iBool   isSelected_Widget           (const iAnyObject *);
+iBool   isUnderKeyRoot_Widget       (const iAnyObject *);
 iBool   isCommand_Widget            (const iWidget *d, const SDL_Event *ev, const char *cmd);
 iBool   hasParent_Widget            (const iWidget *d, const iWidget *someParent);
 iBool   isAffectedByVisualOffset_Widget