зеркало из https://github.com/mozilla/gecko-dev.git
Bug 545268. Decide whether to suppress a mouse event by looking at the suppression state of the document where the event is going to be delivered. r=smaug
This commit is contained in:
Robert O'Callahan
Родитель
aeff873bb5
Коммит
bf5b70fa35
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@ -83,6 +83,7 @@ _TEST_FILES = \
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test_bug508479.html \
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test_bug517851.html \
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test_bug534833.html \
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test_bug545268.html \
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$(NULL)
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_CHROME_FILES = \
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@ -0,0 +1,151 @@
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=545268
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-->
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<head>
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<title>Test for Bug 545268</title>
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<script type="application/javascript" src="/MochiKit/packed.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=545268">Mozilla Bug 545268</a>
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<p id="display">
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</p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 545268
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Like the test for bug 493251, but we test that suppressing events in
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a parent window stops the events from reaching the child window. */
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var win;
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var subwin;
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var mouseDown = 0;
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var mouseUp = 0;
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var mouseClick = 0;
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var keyDown = 0;
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var keyPress = 0;
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var keyUp = 0;
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function dispatchKeyEvent(type) {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var utils = subwin.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
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getInterface(Components.interfaces.nsIDOMWindowUtils);
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utils.sendKeyEvent(type,
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Components.interfaces.nsIDOMKeyEvent.DOM_VK_A,
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0, 0);
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}
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function doTest() {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var utils = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
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getInterface(Components.interfaces.nsIDOMWindowUtils);
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var f = win.document.getElementById("f");
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subwin = f.contentWindow;
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subwin.document.getElementsByTagName("input")[0].focus();
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subwin.addEventListener("keydown", function(e) { ++keyDown; }, true);
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subwin.addEventListener("keypress", function(e) { ++keyPress; }, true);
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subwin.addEventListener("keyup", function(e) { ++keyUp; }, true);
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subwin.addEventListener("mousedown", function(e) { ++mouseDown; }, true);
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subwin.addEventListener("mouseup", function(e) { ++mouseUp; }, true);
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subwin.addEventListener("click", function(e) { ++mouseClick; }, true);
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dispatchKeyEvent("keydown");
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dispatchKeyEvent("keypress");
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dispatchKeyEvent("keyup");
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is(keyDown, 1, "Wrong number events (1)");
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is(keyPress, 1, "Wrong number events (2)");
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is(keyUp, 1, "Wrong number events (3)");
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// Test that suppressing events on the parent window prevents key
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// events in the subdocument window
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utils.suppressEventHandling(true);
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dispatchKeyEvent("keydown");
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dispatchKeyEvent("keypress");
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dispatchKeyEvent("keyup");
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is(keyDown, 1, "Wrong number events (4)");
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is(keyPress, 1, "Wrong number events (5)");
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is(keyUp, 1, "Wrong number events (6)");
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utils.suppressEventHandling(false);
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is(keyDown, 1, "Wrong number events (7)");
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is(keyPress, 1, "Wrong number events (8)");
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is(keyUp, 1, "Wrong number events (9)");
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setTimeout(continueTest1, 0);
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}
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function continueTest1() {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var utils = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
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getInterface(Components.interfaces.nsIDOMWindowUtils);
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dispatchKeyEvent("keydown");
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utils.suppressEventHandling(true);
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dispatchKeyEvent("keypress");
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dispatchKeyEvent("keyup");
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is(keyDown, 2, "Wrong number events (10)");
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is(keyPress, 1, "Wrong number events (11)");
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is(keyUp, 1, "Wrong number events (12)");
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utils.suppressEventHandling(false);
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setTimeout(continueTest2, 0);
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}
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function continueTest2() {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var utils = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
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getInterface(Components.interfaces.nsIDOMWindowUtils);
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is(keyDown, 2, "Wrong number events (13)");
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is(keyPress, 2, "Wrong number events (14)");
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is(keyUp, 2, "Wrong number events (15)");
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utils.sendMouseEvent("mousedown", 5, 5, 0, 1, 0);
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utils.sendMouseEvent("mouseup", 5, 5, 0, 1, 0);
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is(mouseDown, 1, "Wrong number events (16)");
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is(mouseUp, 1, "Wrong number events (17)");
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is(mouseClick, 1, "Wrong number events (18)");
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utils.suppressEventHandling(true);
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utils.sendMouseEvent("mousedown", 5, 5, 0, 1, 0);
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utils.sendMouseEvent("mouseup", 5, 5, 0, 1, 0);
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utils.suppressEventHandling(false);
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is(mouseDown, 1, "Wrong number events (19)");
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is(mouseUp, 1, "Wrong number events (20)");
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is(mouseClick, 1, "Wrong number events (21)");
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setTimeout(continueTest3, 0);
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}
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function continueTest3() {
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netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var utils = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
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getInterface(Components.interfaces.nsIDOMWindowUtils);
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utils.sendMouseEvent("mousedown", 5, 5, 0, 1, 0);
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utils.suppressEventHandling(true);
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utils.sendMouseEvent("mouseup", 5, 5, 0, 1, 0);
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utils.suppressEventHandling(false);
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setTimeout(continueTest4, 1000);
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}
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function continueTest4() {
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is(mouseDown, 2, "Wrong number events (19)");
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is(mouseUp, 2, "Wrong number events (20)");
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is(mouseClick, 2, "Wrong number events (21)");
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win.close();
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SimpleTest.finish();
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}
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SimpleTest.waitForExplicitFinish();
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win = window.open("data:text/html,<iframe id='f' style='position:absolute; border:none; width:100%; height:100%; left:0; top:0' src='data:text/html,<input>'>", "" , "");
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win.onload = doTest;
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</script>
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</pre>
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</body>
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</html>
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@ -6097,23 +6097,16 @@ PresShell::HandleEvent(nsIView *aView,
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return NS_OK;
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}
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if (mDocument && mDocument->EventHandlingSuppressed()) {
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nsDelayedEvent* event = nsnull;
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if (aEvent->eventStructType == NS_KEY_EVENT) {
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if (aEvent->message == NS_KEY_DOWN) {
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mNoDelayedKeyEvents = PR_TRUE;
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} else if (!mNoDelayedKeyEvents) {
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event = new nsDelayedKeyEvent(static_cast<nsKeyEvent*>(aEvent));
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if (aEvent->eventStructType == NS_KEY_EVENT &&
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mDocument && mDocument->EventHandlingSuppressed()) {
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if (aEvent->message == NS_KEY_DOWN) {
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mNoDelayedKeyEvents = PR_TRUE;
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} else if (!mNoDelayedKeyEvents) {
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nsDelayedEvent* event =
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new nsDelayedKeyEvent(static_cast<nsKeyEvent*>(aEvent));
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if (event && !mDelayedEvents.AppendElement(event)) {
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delete event;
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}
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} else if (aEvent->eventStructType == NS_MOUSE_EVENT) {
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if (aEvent->message == NS_MOUSE_BUTTON_DOWN) {
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mNoDelayedMouseEvents = PR_TRUE;
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} else if (!mNoDelayedMouseEvents && aEvent->message == NS_MOUSE_BUTTON_UP) {
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event = new nsDelayedMouseEvent(static_cast<nsMouseEvent*>(aEvent));
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}
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}
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if (event && !mDelayedEvents.AppendElement(event)) {
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delete event;
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}
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return NS_OK;
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}
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@ -6159,7 +6152,7 @@ PresShell::HandleEvent(nsIView *aView,
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nsTArray<nsIFrame*> popups = pm->GetVisiblePopups();
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PRUint32 i;
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// Search from top to bottom
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nsIDocument* doc = frame->PresContext()->GetPresShell()->GetDocument();
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nsIDocument* doc = framePresContext->GetPresShell()->GetDocument();
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for (i = 0; i < popups.Length(); i++) {
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nsIFrame* popup = popups[i];
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if (popup->GetOverflowRect().Contains(
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@ -6221,7 +6214,6 @@ PresShell::HandleEvent(nsIView *aView,
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// Get the frame at the event point. However, don't do this if we're
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// capturing and retargeting the event because the captured frame will
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// be used instead below.
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nsIFrame* targetFrame = nsnull;
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if (!captureRetarget) {
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nsPoint eventPoint
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= nsLayoutUtils::GetEventCoordinatesRelativeTo(aEvent, frame);
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@ -6230,8 +6222,11 @@ PresShell::HandleEvent(nsIView *aView,
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if (aEvent->eventStructType == NS_MOUSE_EVENT) {
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ignoreRootScrollFrame = static_cast<nsMouseEvent*>(aEvent)->ignoreRootScrollFrame;
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}
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targetFrame = nsLayoutUtils::GetFrameForPoint(frame, eventPoint,
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PR_FALSE, ignoreRootScrollFrame);
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nsIFrame* target = nsLayoutUtils::GetFrameForPoint(frame, eventPoint,
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PR_FALSE, ignoreRootScrollFrame);
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if (target) {
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frame = target;
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}
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}
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}
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@ -6240,9 +6235,8 @@ PresShell::HandleEvent(nsIView *aView,
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// capture retargeting is being used, no frame was found or the frame's
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// content is not a descendant of the capturing content.
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if (capturingContent &&
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(gCaptureInfo.mRetargetToElement ||
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!targetFrame || !targetFrame->GetContent() ||
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!nsContentUtils::ContentIsCrossDocDescendantOf(targetFrame->GetContent(),
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(gCaptureInfo.mRetargetToElement || !frame->GetContent() ||
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!nsContentUtils::ContentIsCrossDocDescendantOf(frame->GetContent(),
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capturingContent))) {
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// A check was already done above to ensure that capturingContent is
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// in this presshell.
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@ -6250,33 +6244,45 @@ PresShell::HandleEvent(nsIView *aView,
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"Unexpected document");
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nsIFrame* capturingFrame = capturingContent->GetPrimaryFrame();
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if (capturingFrame) {
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targetFrame = capturingFrame;
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aView = targetFrame->GetClosestView();
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frame = capturingFrame;
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aView = frame->GetClosestView();
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}
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}
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if (targetFrame) {
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PresShell* shell =
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static_cast<PresShell*>(targetFrame->PresContext()->PresShell());
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if (shell != this) {
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// Handle the event in the correct shell.
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// Prevent deletion until we're done with event handling (bug 336582).
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nsCOMPtr<nsIPresShell> kungFuDeathGrip(shell);
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nsIView* subshellRootView;
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shell->GetViewManager()->GetRootView(subshellRootView);
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// We pass the subshell's root view as the view to start from. This is
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// the only correct alternative; if the event was captured then it
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// must have been captured by us or some ancestor shell and we
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// now ask the subshell to dispatch it normally.
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return shell->HandlePositionedEvent(subshellRootView, targetFrame,
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aEvent, aEventStatus);
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// Suppress mouse event if it's being targeted at an element inside
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// a document which needs events suppressed
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if (aEvent->eventStructType == NS_MOUSE_EVENT &&
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frame->PresContext()->Document()->EventHandlingSuppressed()) {
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if (aEvent->message == NS_MOUSE_BUTTON_DOWN) {
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mNoDelayedMouseEvents = PR_TRUE;
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} else if (!mNoDelayedMouseEvents && aEvent->message == NS_MOUSE_BUTTON_UP) {
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nsDelayedEvent* event =
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new nsDelayedMouseEvent(static_cast<nsMouseEvent*>(aEvent));
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if (!mDelayedEvents.AppendElement(event)) {
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delete event;
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}
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}
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return NS_OK;
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}
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if (!targetFrame) {
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targetFrame = frame;
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PresShell* shell =
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static_cast<PresShell*>(frame->PresContext()->PresShell());
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if (shell != this) {
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// Handle the event in the correct shell.
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// Prevent deletion until we're done with event handling (bug 336582).
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nsCOMPtr<nsIPresShell> kungFuDeathGrip(shell);
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nsIView* subshellRootView;
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shell->GetViewManager()->GetRootView(subshellRootView);
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// We pass the subshell's root view as the view to start from. This is
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// the only correct alternative; if the event was captured then it
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// must have been captured by us or some ancestor shell and we
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// now ask the subshell to dispatch it normally.
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return shell->HandlePositionedEvent(subshellRootView, frame,
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aEvent, aEventStatus);
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}
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return HandlePositionedEvent(aView, targetFrame, aEvent, aEventStatus);
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return HandlePositionedEvent(aView, frame, aEvent, aEventStatus);
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}
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nsresult rv = NS_OK;
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