mirror of
https://github.com/mozilla/gecko-dev.git
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133 lines
4.9 KiB
XML
133 lines
4.9 KiB
XML
<?xml version="1.0"?>
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<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
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<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
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<!--
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XUL Widget Test for scrollbars
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-->
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<window title="Scrollbar"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
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<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"/>
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<!-- test results are displayed in the html:body -->
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<body xmlns="http://www.w3.org/1999/xhtml"/>
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<hbox>
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<scrollbar orient="horizontal"
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id="scroller"
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curpos="0"
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maxpos="600"
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pageincrement="400"
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width="500"
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style="margin:0"/>
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</hbox>
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<!-- test code goes here -->
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<script type="application/javascript"><![CDATA[
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/** Test for Scrollbar **/
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var scrollbarTester = {
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scrollbar: null,
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middlePref: false,
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startTest: function() {
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this.scrollbar = $("scroller");
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this.middlePref = this.getMiddlePref();
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var self = this;
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[0, 1, 2].map(function(button) {
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[false, true].map(function(alt) {
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[false, true].map(function(shift) {
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self.testThumbDragging(button, alt, shift);
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})
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})
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});
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SimpleTest.finish();
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},
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testThumbDragging: function(button, withAlt, withShift) {
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this.reset();
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var x = 160; // on the right half of the thumb
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var y = 5;
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// Start the drag.
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this.mousedown(x, y, button, withAlt, withShift);
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var newPos = this.getPos();
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var scrollToClick = (newPos != 0);
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if (navigator.platform.indexOf("Mac") != -1) {
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ok(!scrollToClick,
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"On Mac OS X, clicking the scrollbar thumb should never move it.");
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} else if (button == 0 && withShift) {
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ok(scrollToClick, "On platforms other than Mac OS X, holding shift should "+
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"enable scroll-to-click on the scrollbar thumb.");
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} else if (button == 1 && this.middlePref) {
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ok(scrollToClick, "When middlemouse.scrollbarPosition is on, clicking the "+
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"thumb with the middle mouse button should center it "+
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"around the cursor.")
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}
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// Move one pixel to the right.
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this.mousemove(x+1, y, button, withAlt, withShift);
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var newPos2 = this.getPos();
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if (newPos2 != newPos) {
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ok(newPos2 > newPos, "Scrollbar thumb should follow the mouse when dragged.");
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ok(newPos2 - newPos < 3, "Scrollbar shouldn't move further than the mouse when dragged.");
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ok(button == 0 || (button == 1 && this.middlePref),
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"Dragging the scrollbar should only be possible with the left mouse button.");
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} else {
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// Dragging had no effect.
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if (button == 0) {
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ok(false, "Dragging the scrollbar thumb should work.");
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} else if (button == 1 && this.middlePref && navigator.platform.indexOf("Mac") == -1) {
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ok(false, "When middlemouse.scrollbarPosition is on, dragging the "+
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"scrollbar thumb should be possible using the middle mouse button.");
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} else {
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ok(true, "Dragging works correctly.");
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}
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}
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// Release the mouse button.
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this.mouseup(x+1, y, button, withAlt, withShift);
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var newPos3 = this.getPos();
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ok(newPos3 == newPos2,
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"Releasing the mouse button after dragging the thumb shouldn't move it.");
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},
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getMiddlePref: function() {
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// It would be better to test with different middlePref settings,
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// but the setting is only queried once, at browser startup, so
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// changing it here wouldn't have any effect
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var prefService = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefService);
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var mouseBranch = prefService.getBranch("middlemouse.");
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return mouseBranch.getBoolPref("scrollbarPosition");
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},
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setPos: function(pos) {
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this.scrollbar.setAttribute("curpos", pos);
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},
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getPos: function() {
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return this.scrollbar.getAttribute("curpos");
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},
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reset: function() {
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this.setPos(0);
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},
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mousedown: function(x, y, button, alt, shift) {
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synthesizeMouse(this.scrollbar, x, y, { type: "mousedown", 'button': button,
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altKey: alt, shiftKey: shift });
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},
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mousemove: function(x, y, button, alt, shift) {
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synthesizeMouse(this.scrollbar, x, y, { type: "mousemove", 'button': button,
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altKey: alt, shiftKey: shift });
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},
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mouseup: function(x, y, button, alt, shift) {
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synthesizeMouse(this.scrollbar, x, y, { type: "mouseup", 'button': button,
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altKey: alt, shiftKey: shift });
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}
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}
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function doTest() {
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setTimeout(function() { scrollbarTester.startTest(); }, 0);
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}
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SimpleTest.waitForExplicitFinish();
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addLoadEvent(doTest);
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]]></script>
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</window>
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