<!DOCTYPE HTML> <html id="html" style="height:100%"> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=780847 --> <head> <title>Test radii for mouse events</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> <style> .target { position:absolute; left:100px; top:100px; width:100px; height:100px; background:blue; } </style> </head> <body id="body" onload="setTimeout(startTest, 0)" style="margin:0; width:100%; height:100%; overflow:hidden"> <p id="display"></p> <div id="content"> <div id="ruler" style="position:absolute; left:0; top:0; width:1mozmm; height:0;"></div> <!-- the iframe holding this test is only 300px tall on B2G, so we need to make the t target shorter than normal to test the bottom edge fluffing --> <div class="target" style="height:80px" id="t" onmousedown="x=1"></div> <div class="target" id="t2" hidden></div> <input class="target" id="t3_1" hidden></input> <a href="#" class="target" id="t3_2" hidden></a> <label class="target" id="t3_3" hidden></label> <button class="target" id="t3_4" hidden></button> <select class="target" id="t3_5" hidden></select> <textarea class="target" id="t3_6" hidden></textarea> <div role="button" class="target" id="t3_7" hidden></div> <div role="key" class="target" id="t3_8" hidden></div> <img class="target" id="t3_9" hidden></img> <div class="target" style="transform:translate(-80px,0);" id="t4" onmousedown="x=1" hidden></div> <div class="target" style="left:0; z-index:1" id="t5_left" onmousedown="x=1" hidden></div> <div class="target" style="left:106px;" id="t5_right" onmousedown="x=1" hidden></div> <div class="target" style="left:0; top:210px;" id="t5_below" onmousedown="x=1" hidden></div> <div class="target" id="t6" onmousedown="x=1" style="width: 300px" hidden> <div id="t6_inner" style="position:absolute; left:-40px; top:20px; width:60px; height:60px; background:yellow;"></div> <div id="t6_inner_clickable" style="position:absolute; left:-40px; top: 80px; width: 60px; height: 5px; background:red" onmousedown="x=1"></div> </div> <div id="t6_outer" style="position:absolute; left:360px; top:120px; width:60px; height:60px; background:green;" onmousedown="x=1" hidden></div> <div class="target" id="t7" onmousedown="x=1" hidden></div> <div class="target" id="t7_over" hidden></div> <div id="t8" contenteditable="true" class="target" hidden></div> <div id="t9" class="target" ontouchend="x=1" hidden></div> <div id="t10_left" class="target" style="left:-50px;" onmousedown="x=1" hidden></div> <div id="t10_right" class="target" style="left:auto;right:-50px" onmousedown="x=1" hidden></div> <div id="t10_top" class="target" style="top:-50px;" onmousedown="x=1" hidden></div> <div id="t10_bottom" class="target" style="top:auto;bottom:-50px;" onmousedown="x=1" hidden></div> <div id="t10_over" style="position:absolute; left:0; top:0; width:100%; height:100%; background:yellow;" hidden></div> </div> <pre id="test"> <script type="application/javascript"> function startTest() { SpecialPowers.pushPrefEnv({"set": [["ui.mouse.radius.enabled", true], ["ui.mouse.radius.inputSource.touchOnly", false], ["ui.mouse.radius.leftmm", 12], ["ui.mouse.radius.topmm", 8], ["ui.mouse.radius.rightmm", 4], ["ui.mouse.radius.bottommm", 4], ["ui.mouse.radius.visitedweight", 50]]}, runTest); } SimpleTest.waitForExplicitFinish(); function endTest() { SimpleTest.finish(); } var eventTarget; window.onmousedown = function(event) { eventTarget = event.target; }; function testMouseClick(idPosition, dx, dy, idTarget, msg, options) { eventTarget = null; synthesizeMouse(document.getElementById(idPosition), dx, dy, options || {}); try { is(eventTarget.id, idTarget, "checking '" + idPosition + "' offset " + dx + "," + dy + " [" + msg + "]"); } catch (ex) { ok(false, "checking '" + idPosition + "' offset " + dx + "," + dy + " [" + msg + "]; got " + eventTarget); } } function setShowing(id, show) { var e = document.getElementById(id); e.hidden = !show; } var mm; function runTest() { let resolution = 1; if (SpecialPowers.Services.appinfo.name == "B2G") { // This test runs on B2G as well, zoomed out. Therefore we need to account // for the resolution as well, because the fluff area is relative to screen // pixels rather than CSS pixels. let out = {}; SpecialPowers.getDOMWindowUtils(window.top).getResolution(out); resolution = 1.0 / out.value; } mm = document.getElementById("ruler").getBoundingClientRect().width * resolution; ok(4*mm >= 10, "WARNING: mm " + mm + " too small in this configuration. Test results will be bogus"); // Test basic functionality: clicks sufficiently close to the element // should be allowed to hit the element. We test points just inside and // just outside the edges we set up in the prefs. testMouseClick("t", 100 + 13*mm, 10, "body", "basic functionality"); testMouseClick("t", 100 + 11*mm, 10, "t", "basic functionality"); testMouseClick("t", 10, 80 + 9*mm, "body", "basic functionality"); testMouseClick("t", 10, 80 + 7*mm, "t", "basic functionality"); testMouseClick("t", -5*mm, 10, "body", "basic functionality"); testMouseClick("t", -3*mm, 10, "t", "basic functionality"); testMouseClick("t", 10, -5*mm, "body", "basic functionality"); testMouseClick("t", 10, -3*mm, "t", "basic functionality"); // When inputSource.touchOnly is true, mouse input is not retargeted. SpecialPowers.pushPrefEnv({"set": [["ui.mouse.radius.inputSource.touchOnly", true]]}, test2); } function test2() { testMouseClick("t", 100 + 11*mm, 10, "body", "disabled for mouse input"); testMouseClick("t", 100 + 11*mm, 10, "t", "enabled for touch input", { inputSource: SpecialPowers.Ci.nsIDOMMouseEvent.MOZ_SOURCE_TOUCH }); testMouseClick("t", 100 + 13*mm, 10, "body", "basic functionality for touch", { inputSource: SpecialPowers.Ci.nsIDOMMouseEvent.MOZ_SOURCE_TOUCH }); SpecialPowers.pushPrefEnv({"set": [["ui.mouse.radius.inputSource.touchOnly", false]]}, test3); } function test3() { setShowing("t", false); // Now test the criteria we use to determine which elements are hittable // this way. setShowing("t2", true); var t2 = document.getElementById("t2"); // Unadorned DIVs are not click radius targets testMouseClick("t2", 100 + 11*mm, 10, "body", "unadorned DIV"); // DIVs with the right event handlers are click radius targets t2.onmousedown = function() {}; testMouseClick("t2", 100 + 11*mm, 10, "t2", "DIV with onmousedown"); t2.onmousedown = null; testMouseClick("t2", 100 + 11*mm, 10, "body", "DIV with onmousedown removed"); t2.onmouseup = function() {}; testMouseClick("t2", 100 + 11*mm, 10, "t2", "DIV with onmouseup"); t2.onmouseup = null; t2.onclick = function() {}; testMouseClick("t2", 100 + 11*mm, 10, "t2", "DIV with onclick"); t2.onclick = null; // Keypresses don't make click radius targets t2.onkeypress = function() {}; testMouseClick("t2", 100 + 11*mm, 10, "body", "DIV with onkeypress"); t2.onkeypress = null; setShowing("t2", false); // Now check that certain elements are click radius targets and others are not for (var i = 1; i <= 9; ++i) { var id = "t3_" + i; var shouldHit = i <= 8; setShowing(id, true); testMouseClick(id, 100 + 11*mm, 10, shouldHit ? id : "body", "<" + document.getElementById(id).tagName + "> element"); setShowing(id, false); } // Check that our targeting computations take into account the effects of // CSS transforms setShowing("t4", true); testMouseClick("t4", -1, 10, "t4", "translated DIV"); setShowing("t4", false); // Test the prioritization of multiple targets based on distance to // the target. setShowing("t5_left", true); setShowing("t5_right", true); setShowing("t5_below", true); testMouseClick("t5_left", 102, 10, "t5_left", "closest DIV is left"); testMouseClick("t5_left", 102.5, 10, "t5_left", "closest DIV to midpoint is left because of its higher z-index"); testMouseClick("t5_left", 104, 10, "t5_right", "closest DIV is right"); testMouseClick("t5_left", 10, 104, "t5_left", "closest DIV is left"); testMouseClick("t5_left", 10, 105, "t5_left", "closest DIV to midpoint is left because of its higher z-index"); testMouseClick("t5_left", 10, 106, "t5_below", "closest DIV is below"); setShowing("t5_left", false); setShowing("t5_right", false); setShowing("t5_below", false); // Test behavior of nested elements. // The following behaviors are questionable and may need to be changed. setShowing("t6", true); setShowing("t6_outer", true); testMouseClick("t6_inner", -1, 10, "t6_inner", "inner element is clickable because its parent is, even when it sticks outside parent"); testMouseClick("t6_inner", 39, -1, "t6_inner", "when outside both inner and parent, but in range of both, the inner is selected"); testMouseClick("t6_inner", 45, -1, "t6_inner", "clicking in clickable parent close to inner activates inner, not parent"); testMouseClick("t6_inner_clickable", 1, -1, "t6_inner", "clicking on inner doesn't get redirected to inner_clickable because they are both clickable"); testMouseClick("t6_inner_clickable", 1, 1, "t6_inner_clickable", "clicking on inner_clickable doesn't get redirected to inner because they are both clickable"); testMouseClick("t6_inner_clickable", 45, -1, "t6_inner", "clicking on inner while backed by its parent still doesn't get redirected to inner_clickable"); testMouseClick("t6_inner_clickable", 45, 1, "t6_inner_clickable", "clicking on inner_clickable while backed by its parent still doesn't get redirected to inner"); testMouseClick("t6_inner_clickable", 45, 6, "t6_inner_clickable", "clicking on parent near inner_clickable gets redirected to inner_clickable rather than inner because it is closer"); // 280 is the distance from t6_inner's right edge to t6's right edge // 240 is the distance from t6_inner's right edge to t6_outer's right edge. // we want to click on t6, but at least 13mm away from t6_inner, so that // t6_inner doesn't steal the click. ok(13*mm < 280, "no point inside t6 that's not within radius of t6_inner; adjust layout of t6/inner/outer as needed"); testMouseClick("t6_outer", -240 + 13*mm, -1, "t6", "clicking in clickable container close to outer activates parent, not outer"); testMouseClick("t6_outer", 1, 1, "t6_outer", "clicking directly on the outer activates it"); setShowing("t6", false); setShowing("t6_outer", false); setShowing("t7", true); setShowing("t7_over", true); testMouseClick("t7", 100 + 11*mm, 10, "body", "covered div is not clickable"); testMouseClick("t7", 10, 10, "t7_over", "covered div is not clickable even within its bounds"); setShowing("t7", false); setShowing("t7_over", false); // Check that contenteditable elements are considered clickable for fluffing. setShowing("t8", true); var rect = document.getElementById("t8").getBoundingClientRect(); testMouseClick("t8", rect.left + 1, rect.top + 1, "t8", "content editable enabled for mouse input"); testMouseClick("t8", rect.left + 1, rect.top + 1, "t8", "content editable enabled for touch input", { inputSource: SpecialPowers.Ci.nsIDOMMouseEvent.MOZ_SOURCE_TOUCH }); setShowing("t8", false); // Check that elements are touchable setShowing("t9", true); var rect = document.getElementById("t9").getBoundingClientRect(); testMouseClick("t9", rect.left + 1, rect.top + 1, "t9", "div enabled with mouse input"); testMouseClick("t9", rect.left + 1, rect.top + 1, "t9", "div enabled with touch input", { inputSource: SpecialPowers.Ci.nsIDOMMouseEvent.MOZ_SOURCE_TOUCH }); setShowing("t9", false); setShowing("t10_over", true); setShowing("t10_left", true); setShowing("t10_right", true); setShowing("t10_top", true); setShowing("t10_bottom", true); testMouseClick("t10_left", 51, 10, "t10_over", "element outside of visible area is not selected"); if (self.frameElement && (self.frameElement.offsetLeft + self.innerWidth > SpecialPowers.wrap(top).innerWidth)) { info("WARNING: Window is too narrow, can't test t10_right"); } else { testMouseClick("t10_right", 49, 10, "t10_over", "element outside of visible area is not selected"); } testMouseClick("t10_top", 10, 51, "t10_over", "element outside of visible area is not selected"); if (self.frameElement && (self.frameElement.offsetTop + self.innerHeight > SpecialPowers.wrap(top).innerHeight)) { info("WARNING: Window is too short, can't test t10_bottom"); } else { testMouseClick("t10_bottom", 10, 49, "t10_over", "element outside of visible area is not selected"); } setShowing("t10_over", false); setShowing("t10_left", false); setShowing("t10_right", false); setShowing("t10_top", false); setShowing("t10_bottom", false); // Not yet tested: // -- visited link weight // -- "Closest" using Euclidean distance endTest(); } </script> </pre> </body> </html>