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-rw-r--r--toolkit/components/prompts/src/nsPrompter.js12
1 files changed, 9 insertions, 3 deletions
diff --git a/toolkit/components/prompts/src/nsPrompter.js b/toolkit/components/prompts/src/nsPrompter.js
index 26efe28cc..0503b5925 100644
--- a/toolkit/components/prompts/src/nsPrompter.js
+++ b/toolkit/components/prompts/src/nsPrompter.js
@@ -369,7 +369,13 @@ function openTabPrompt(domWin, tabPrompt, args) {
.getInterface(Ci.nsIDocShell);
let inPermitUnload = docShell.contentViewer && docShell.contentViewer.inPermitUnload;
let eventDetail = Cu.cloneInto({tabPrompt: true, inPermitUnload}, domWin);
- PromptUtils.fireDialogEvent(domWin, "DOMWillOpenModalDialog", null, eventDetail);
+ let allowFocusSwitch = true;
+ try {
+ allowFocusSwitch = Services.prefs.getBoolPref("prompts.tab_modal.focusSwitch");
+ } catch(e) {}
+
+ if (allowFocusSwitch)
+ PromptUtils.fireDialogEvent(domWin, "DOMWillOpenModalDialog", null, eventDetail);
let winUtils = domWin.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindowUtils);
@@ -395,8 +401,8 @@ function openTabPrompt(domWin, tabPrompt, args) {
frameMM.removeEventListener("pagehide", pagehide, true);
winUtils.leaveModalState();
-
- PromptUtils.fireDialogEvent(domWin, "DOMModalDialogClosed");
+ if (allowFocusSwitch)
+ PromptUtils.fireDialogEvent(domWin, "DOMModalDialogClosed");
}
frameMM.addEventListener("pagehide", pagehide, true);