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diff --git a/widget/tests/window_mouse_scroll_win.html b/widget/tests/window_mouse_scroll_win.html new file mode 100644 index 0000000000..69eca9ebb0 --- /dev/null +++ b/widget/tests/window_mouse_scroll_win.html @@ -0,0 +1,1516 @@ +<html lang="en-US" + style="font-family: Arial; font-size: 10px; line-height: 16px;"> +<head> + <title>Test for mouse scroll handling on Windows</title> + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script> + <link rel="stylesheet" type="text/css" + href="chrome://mochikit/content/tests/SimpleTest/test.css" /> +</head> +<body onunload="onUnload();"> +<div id="display" style="width: 5000px; height: 5000px;"> +<p id="p1" style="font-size: 16px; width: 100px; height: 100px;">1st <p>.</p> +<p id="p2" style="font-size: 32px; width: 100px; height: 100px;">2nd <p>.</p> +</div> +<script class="testbody" type="application/javascript"> + +window.arguments[0].SimpleTest.waitForFocus(prepareTests, window); + +const nsIDOMWindowUtils = Ci.nsIDOMWindowUtils; + +const WHEEL_PAGESCROLL = 4294967295; + +const WM_VSCROLL = 0x0115; +const WM_HSCROLL = 0x0114; +const WM_MOUSEWHEEL = 0x020A; +const WM_MOUSEHWHEEL = 0x020E; + +const SB_LINEUP = 0; +const SB_LINELEFT = 0; +const SB_LINEDOWN = 1; +const SB_LINERIGHT = 1; +const SB_PAGEUP = 2; +const SB_PAGELEFT = 2; +const SB_PAGEDOWN = 3; +const SB_PAGERIGHT = 3; + +const SHIFT_L = 0x0100; +const SHIFT_R = 0x0200; +const CTRL_L = 0x0400; +const CTRL_R = 0x0800; +const ALT_L = 0x1000; +const ALT_R = 0x2000; + +const DOM_PAGE_SCROLL_DELTA = 32768; + +const kSystemScrollSpeedOverridePref = "mousewheel.system_scroll_override.enabled"; + +const kAltKeyActionPref = "mousewheel.with_alt.action"; +const kCtrlKeyActionPref = "mousewheel.with_control.action"; +const kShiftKeyActionPref = "mousewheel.with_shift.action"; +const kWinKeyActionPref = "mousewheel.with_win.action"; + +const kAltKeyDeltaMultiplierXPref = "mousewheel.with_alt.delta_multiplier_x"; +const kAltKeyDeltaMultiplierYPref = "mousewheel.with_alt.delta_multiplier_y"; +const kCtrlKeyDeltaMultiplierXPref = "mousewheel.with_control.delta_multiplier_x"; +const kCtrlKeyDeltaMultiplierYPref = "mousewheel.with_control.delta_multiplier_y"; +const kShiftKeyDeltaMultiplierXPref = "mousewheel.with_shift.delta_multiplier_x"; +const kShiftKeyDeltaMultiplierYPref = "mousewheel.with_shift.delta_multiplier_y"; +const kWinKeyDeltaMultiplierXPref = "mousewheel.with_win.delta_multiplier_x"; +const kWinKeyDeltaMultiplierYPref = "mousewheel.with_win.delta_multiplier_y"; + +const kEmulateWheelByWMSCROLLPref = "mousewheel.emulate_at_wm_scroll"; +const kVAmountPref = "mousewheel.windows.vertical_amount_override"; +const kHAmountPref = "mousewheel.windows.horizontal_amount_override"; +const kTimeoutPref = "mousewheel.windows.transaction.timeout"; + +const kMouseLineScrollEvent = "DOMMouseScroll"; +const kMousePixelScrollEvent = "MozMousePixelScroll"; + +const kVAxis = MouseScrollEvent.VERTICAL_AXIS; +const kHAxis = MouseScrollEvent.HORIZONTAL_AXIS; + +var gLineHeight = 0; +var gCharWidth = 0; +var gPageHeight = 0; +var gPageWidth = 0; + +var gP1 = document.getElementById("p1"); +var gP2 = document.getElementById("p2"); + +var gOtherWindow; + +function ok(aCondition, aMessage) { + window.arguments[0].SimpleTest.ok(aCondition, aMessage); +} + +function is(aLeft, aRight, aMessage) { + window.arguments[0].SimpleTest.is(aLeft, aRight, aMessage); +} + +function isnot(aLeft, aRight, aMessage) { + window.arguments[0].SimpleTest.isnot(aLeft, aRight, aMessage); +} + +function todo_is(aLeft, aRight, aMessage) { + window.arguments[0].SimpleTest.todo_is(aLeft, aRight, aMessage); +} + +function onUnload() { + SpecialPowers.clearUserPref(kAltKeyActionPref); + SpecialPowers.clearUserPref(kCtrlKeyActionPref); + SpecialPowers.clearUserPref(kShiftKeyActionPref); + SpecialPowers.clearUserPref(kWinKeyActionPref); + + SpecialPowers.clearUserPref(kAltKeyDeltaMultiplierXPref); + SpecialPowers.clearUserPref(kAltKeyDeltaMultiplierYPref); + SpecialPowers.clearUserPref(kCtrlKeyDeltaMultiplierXPref); + SpecialPowers.clearUserPref(kCtrlKeyDeltaMultiplierYPref); + SpecialPowers.clearUserPref(kShiftKeyDeltaMultiplierXPref); + SpecialPowers.clearUserPref(kShiftKeyDeltaMultiplierYPref); + SpecialPowers.clearUserPref(kWinKeyDeltaMultiplierXPref); + SpecialPowers.clearUserPref(kWinKeyDeltaMultiplierYPref); + + SpecialPowers.clearUserPref(kSystemScrollSpeedOverridePref); + SpecialPowers.clearUserPref(kEmulateWheelByWMSCROLLPref); + SpecialPowers.clearUserPref(kVAmountPref); + SpecialPowers.clearUserPref(kHAmountPref); + SpecialPowers.clearUserPref(kTimeoutPref); + window.arguments[0].SimpleTest.finish(); +} + +function getWindowUtils(aWindow) { + if (!aWindow) { + aWindow = window; + } + return aWindow.windowUtils; +} + +function getPointInScreen(aElement, aWindow) { + if (!aWindow) { + aWindow = window; + } + var bounds = aElement.getBoundingClientRect(); + return { x: bounds.left + aWindow.mozInnerScreenX, + y: bounds.top + aWindow.mozInnerScreenY }; +} + +function cut(aNum) { + return (aNum >= 0) ? Math.floor(aNum) : Math.ceil(aNum); +} + +/** + * Make each steps for the tests in following arrays in global scope. Each item + * of the arrays will be executed after previous test is finished. + * + * description: + * Set the description of the test. This will be used for the message of is() + * or the others. + * + * message: + * aNativeMessage of nsIDOMWindowUtils.sendNativeMouseScrollEvent(). + * Must be WM_MOUSEWHEEL, WM_MOUSEHWHEEL, WM_VSCROLL or WM_HSCROLL. + * + * delta: + * The native delta value for WM_MOUSEWHEEL or WM_MOUSEHWHEEL. + * Or one of the SB_* const value for WM_VSCROLL or WM_HSCROLL. + * + * target: + * The target element, under the mouse cursor. + * + * window: + * The window which is used for getting nsIDOMWindowUtils. + * + * modifiers: + * Pressed modifier keys, 0 means no modifier key is pressed. + * Otherwise, one or more values of SHIFT_L, SHIFT_R, CTRL_L, CTRL_R, + * ALT_L or ALT_R. + * + * additionalFlags: + * aAdditionalFlags of nsIDOMWindowUtils.sendNativeMouseScrollEvent(). + * See the document of nsIDOMWindowUtils for the detail of the values. + * + * onLineScrollEvent: + * Must be a function or null. + * If the value is a function, it will be called when DOMMouseScroll event + * is received by the synthesized event. + * If return true, the common checks are canceled. + * + * onPixelScrollEvent: + * Must be a function or null. + * If the value is a function, it will be called when MozMousePixelScroll + * event is received by the synthesized event. + * If return true, the common checks are canceled. + * + * expected: + * Must not be null and this must have: + * axis: + * kVAxis if the synthesized event causes vertical scroll. Otherwise, + * it causes horizontal scroll, kHAxis. + * lines: + * Integer value which is expected detail attribute value of + * DOMMouseScroll. If the event shouldn't be fired, must be 0. + * pixels: + * Integer value or a function which returns double value. The value is + * expected detail attribute value of MozMousePixelScroll. + * If the event shouldn't be fired, must be 0. + * + * Note that if both lines and pixels are 0, the test framework waits + * a few seconds. After that, go to next test. + * + * init: + * Must be a function or null. If this value is a function, it's called + * before synthesizing the native event. + * + * finish: + * Must be a function or null. If this value is a function, it's called + * after received all expected events or timeout if no events are expected. + */ + +// First, get the computed line height, char width, page height and page width. +var gPreparingSteps = [ + { description: "Preparing gLineHeight", + message: WM_MOUSEWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + onLineScrollEvent(aEvent) { + return true; + }, + onPixelScrollEvent(aEvent) { + gLineHeight = aEvent.detail; + return true; + }, + expected: { + axis: kVAxis, lines: 1, pixels: 1, + }, + init() { + SpecialPowers.setIntPref(kVAmountPref, 1); + SpecialPowers.setIntPref(kHAmountPref, 1); + }, + }, + { description: "Preparing gCharWidth", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + onLineScrollEvent(aEvent) { + return true; + }, + onPixelScrollEvent(aEvent) { + gCharWidth = aEvent.detail; + return true; + }, + expected: { + axis: kVAxis, lines: 1, pixels: 1, + }, + }, + { description: "Preparing gPageHeight", + message: WM_MOUSEWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + onLineScrollEvent(aEvent) { + return true; + }, + onPixelScrollEvent(aEvent) { + gPageHeight = aEvent.detail; + return true; + }, + expected: { + axis: kHAxis, lines: 1, pixels: 1, + }, + init() { + SpecialPowers.setIntPref(kVAmountPref, 0xFFFF); + SpecialPowers.setIntPref(kHAmountPref, 0xFFFF); + }, + }, + { description: "Preparing gPageWidth", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + onLineScrollEvent(aEvent) { + return true; + }, + onPixelScrollEvent(aEvent) { + gPageWidth = aEvent.detail; + return true; + }, + expected: { + axis: kHAxis, lines: 1, pixels: 1, + }, + finish() { + ok(gLineHeight > 0, "gLineHeight isn't positive got " + gLineHeight); + ok(gCharWidth > 0, "gCharWidth isn't positive got " + gCharWidth); + ok(gPageHeight > 0, "gPageHeight isn't positive got " + gPageHeight); + ok(gPageWidth > 0, "gPageWidth isn't positive got " + gPageWidth); + + ok(gPageHeight > gLineHeight, + "gPageHeight must be larger than gLineHeight"); + ok(gPageWidth > gCharWidth, + "gPageWidth must be larger than gCharWidth"); + runNextTest(gBasicTests, 0); + }, + }, +]; + +var gBasicTests = [ + // Widget shouldn't dispatch a pixel event if the delta can be devided by + // lines to be scrolled. However, pixel events should be fired by ESM. + { description: "WM_MOUSEWHEEL, -120, 3 lines", + message: WM_MOUSEWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 3, pixels() { return gLineHeight * 3; }, + }, + init() { + SpecialPowers.setIntPref(kVAmountPref, 3); + SpecialPowers.setIntPref(kHAmountPref, 3); + }, + }, + + { description: "WM_MOUSEWHEEL, 120, -3 lines", + message: WM_MOUSEWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -3, pixels() { return gLineHeight * -3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 120, 3 chars", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 3, pixels() { return gCharWidth * 3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -120, -3 chars", + message: WM_MOUSEHWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -3, pixels() { return gCharWidth * -3; }, + }, + }, + + // Pixel scroll event should be fired always but line scroll event should be + // fired only when accumulated delta value is over a line. + { description: "WM_MOUSEWHEEL, -20, 0.5 lines", + message: WM_MOUSEWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gLineHeight / 2; }, + }, + }, + { description: "WM_MOUSEWHEEL, -20, 0.5 lines (pending: 0.5 lines)", + message: WM_MOUSEWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight / 2; }, + }, + }, + { description: "WM_MOUSEWHEEL, -20, 0.5 lines", + message: WM_MOUSEWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gLineHeight / 2; }, + }, + }, + + { description: "WM_MOUSEWHEEL, 20, -0.5 lines (pending: 0.5 lines)", + message: WM_MOUSEWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gLineHeight / -2; }, + }, + }, + { description: "WM_MOUSEWHEEL, 20, -0.5 lines (pending: -0.5 lines)", + message: WM_MOUSEWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight / 2; }, + }, + }, + { description: "WM_MOUSEWHEEL, 20, -0.5 lines", + message: WM_MOUSEWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gLineHeight / -2; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 20, 0.5 chars", + message: WM_MOUSEHWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / 2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 20, 0.5 chars (pending: 0.5 chars)", + message: WM_MOUSEHWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth / 2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 20, 0.5 chars", + message: WM_MOUSEHWHEEL, delta: 20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / 2; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -20, -0.5 chars (pending: 0.5 chars)", + message: WM_MOUSEHWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / -2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, -20, -0.5 chars (pending: -0.5 chars)", + message: WM_MOUSEHWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth / 2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, -20, -0.5 chars", + message: WM_MOUSEHWHEEL, delta: -20, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / -2; }, + }, + }, + + // Even if the mouse cursor is an element whose font-size is different than + // the scrollable element, the pixel scroll amount shouldn't be changed. + // Widget shouldn't dispatch a pixel event if the delta can be devided by + // lines to be scrolled. However, pixel events should be fired by ESM. + { description: "WM_MOUSEWHEEL, -120, 3 lines, on the other div whose font-size is larger", + message: WM_MOUSEWHEEL, delta: -120, + target: gP2, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 3, pixels() { return gLineHeight * 3; }, + }, + }, + + { description: "WM_MOUSEWHEEL, 120, -3 lines, on the other div whose font-size is larger", + message: WM_MOUSEWHEEL, delta: 120, + target: gP2, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -3, pixels() { return gLineHeight * -3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 120, 3 chars, on the other div whose font-size is larger", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP2, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 3, pixels() { return gCharWidth * 3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -120, -3 chars, on the other div whose font-size is larger", + message: WM_MOUSEHWHEEL, delta: -120, + target: gP2, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -3, pixels() { return gCharWidth * -3; }, + }, + }, + + // Modifier key tests + { description: "WM_MOUSEWHEEL, -40, 1 line with left Shift", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_L, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_MOUSEWHEEL, -40, 1 line with right Shift", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_R, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_MOUSEWHEEL, -40, 1 line with left Ctrl", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_MOUSEWHEEL, -40, 1 line with right Ctrl", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_R, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_MOUSEWHEEL, -40, 1 line with left Alt", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_L, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_MOUSEWHEEL, -40, 1 line with right Alt", + message: WM_MOUSEWHEEL, delta: -40, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_R, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 40, 1 character with left Shift", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_L, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 40, 1 character with right Shift", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_R, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 40, 1 character with left Ctrl", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 40, 1 character with right Ctrl", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_R, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 40, 1 character with left Alt", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_L, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 40, 1 character with right Alt", + message: WM_MOUSEHWHEEL, delta: 40, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_R, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + + finish() { + runNextTest(gScrollMessageTests, 0); + }, + }, +]; + +var gPageScrllTests = [ + // Pixel scroll event should be fired always but line scroll event should be + // fired only when accumulated delta value is over a line. + { description: "WM_MOUSEWHEEL, -60, 0.5 pages", + message: WM_MOUSEWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gPageHeight / 2; }, + }, + }, + { description: "WM_MOUSEWHEEL, -60, 0.5 pages (pending: 0.5 pages)", + message: WM_MOUSEWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return ((gPageHeight / 2) + (gPageHeight % 2)); }, + }, + }, + { description: "WM_MOUSEWHEEL, -60, 0.5 pages", + message: WM_MOUSEWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gPageHeight / 2; }, + }, + }, + + { description: "WM_MOUSEWHEEL, 60, -0.5 pages (pending: 0.5 pages)", + message: WM_MOUSEWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gPageHeight / -2; }, + }, + }, + { description: "WM_MOUSEWHEEL, 60, -0.5 pages (pending: -0.5 pages)", + message: WM_MOUSEWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -((gPageHeight / 2) + (gPageHeight % 2)); }, + }, + }, + { description: "WM_MOUSEWHEEL, 60, -0.5 pages", + message: WM_MOUSEWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels() { return gPageHeight / -2; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 60, 0.5 pages", + message: WM_MOUSEHWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gPageWidth / 2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, 60, 0.5 pages (pending: 0.5 pages)", + message: WM_MOUSEHWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return ((gPageWidth / 2) + (gPageWidth % 2)); }, + }, + }, + { description: "WM_MOUSEHWHEEL, 60, 0.5 pages", + message: WM_MOUSEHWHEEL, delta: 60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gPageWidth / 2; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -60, -0.5 pages (pending: 0.5 pages)", + message: WM_MOUSEHWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / -2; }, + }, + }, + { description: "WM_MOUSEHWHEEL, -60, -0.5 pages (pending: -0.5 pages)", + message: WM_MOUSEHWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -((gCharWidth / 2) + (gCharWidth % 2)); }, + }, + }, + { description: "WM_MOUSEHWHEEL, -60, -0.5 pages", + message: WM_MOUSEHWHEEL, delta: -60, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels() { return gCharWidth / -2; }, + }, + }, +]; + +var gScrollMessageTests = [ + // Widget should dispatch neither line scroll event nor pixel scroll event if + // the WM_*SCROLL's lParam is NULL and mouse wheel emulation is disabled. + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels: 0, + }, + init() { + SpecialPowers.setIntPref(kVAmountPref, 3); + SpecialPowers.setIntPref(kHAmountPref, 3); + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, false); + }, + }, + + { description: "WM_VSCROLL, SB_LINEUP, lParam is NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 0, pixels: 0, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels: 0, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 0, pixels: 0, + }, + }, + + // Widget should emulate mouse wheel behavior for WM_*SCROLL even if the + // kEmulateWheelByWMSCROLLPref is disabled but the message's lParam is not + // NULL. Then, widget doesn't dispatch a pixel event for WM_*SCROLL messages, + // but ESM dispatches it instead. + { description: "WM_VSCROLL, SB_LINEUP, lParam is not NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, false); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is not NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + + { description: "WM_VSCROLL, SB_PAGEUP, lParam is not NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_PAGEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -gPageHeight; }, + }, + }, + + { description: "WM_VSCROLL, SB_PAGEDOWN, lParam is not NULL, emulation disabled", + message: WM_VSCROLL, delta: SB_PAGEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return gPageHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_PAGELEFT, lParam is not NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_PAGELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -gPageWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_PAGERIGHT, lParam is not NULL, emulation disabled", + message: WM_HSCROLL, delta: SB_PAGERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return gPageWidth; }, + }, + }, + + // Widget should emulate mouse wheel behavior for WM_*SCROLL when the + // kEmulateWheelByWMSCROLLPref is enabled even if the message's lParam is + // NULL. Then, widget doesn't dispatch a pixel event for WM_*SCROLL messages, + // but ESM dispatches it instead. + { description: "WM_VSCROLL, SB_LINEUP, lParam is NULL, emulation enabled", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, true); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is NULL, emulation enabled", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is NULL, emulation enabled", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is NULL, emulation enabled", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + + { description: "WM_VSCROLL, SB_PAGEUP, lParam is NULL, emulation enabled", + message: WM_VSCROLL, delta: SB_PAGEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -gPageHeight; }, + }, + }, + + { description: "WM_VSCROLL, SB_PAGEDOWN, lParam is NULL, emulation enabled", + message: WM_VSCROLL, delta: SB_PAGEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return gPageHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_PAGELEFT, lParam is NULL, emulation enabled", + message: WM_HSCROLL, delta: SB_PAGELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -DOM_PAGE_SCROLL_DELTA, + pixels() { return -gPageWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_PAGERIGHT, lParam is NULL, emulation enabled", + message: WM_HSCROLL, delta: SB_PAGERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: DOM_PAGE_SCROLL_DELTA, + pixels() { return gPageWidth; }, + }, + }, + + // Modifier key tests for WM_*SCROLL + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with left Shift", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, false); + }, + }, + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with right Shift", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_R, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with left Ctrl", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with right Ctrl", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with left Alt", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, with right Alt", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_R, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with left Shift", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with right Shift", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: SHIFT_R, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with left Ctrl", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with right Ctrl", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: CTRL_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with left Alt", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_L, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, with right Alt", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: ALT_R, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + + finish() { + runDeactiveWindowTests(); + }, + }, +]; + +var gDeactiveWindowTests = [ + // Typically, mouse drivers send wheel messages to focused window. + // However, we prefer to scroll a scrollable element under the mouse cursor. + { description: "WM_MOUSEWHEEL, -120, 3 lines, window is deactive", + message: WM_MOUSEWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 3, pixels() { return gLineHeight * 3; }, + }, + init() { + SpecialPowers.setIntPref(kVAmountPref, 3); + SpecialPowers.setIntPref(kHAmountPref, 3); + }, + onLineScrollEvent(aEvent) { + var fm = Services.focus; + is(fm.activeWindow, gOtherWindow, "The other window isn't activated"); + }, + }, + + { description: "WM_MOUSEWHEEL, 120, -3 lines, window is deactive", + message: WM_MOUSEWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -3, pixels() { return gLineHeight * -3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 120, 3 chars, window is deactive", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 3, pixels() { return gCharWidth * 3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -120, -3 chars, window is deactive", + message: WM_MOUSEHWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -3, pixels() { return gCharWidth * -3; }, + }, + }, + + // Of course, even if some drivers prefer the cursor position, we don't need + // to change anything. + { description: "WM_MOUSEWHEEL, -120, 3 lines, window is deactive (receive the message directly)", + message: WM_MOUSEWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: 3, pixels() { return gLineHeight * 3; }, + }, + }, + + { description: "WM_MOUSEWHEEL, 120, -3 lines, window is deactive (receive the message directly)", + message: WM_MOUSEWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: -3, pixels() { return gLineHeight * -3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, 120, 3 chars, window is deactive (receive the message directly)", + message: WM_MOUSEHWHEEL, delta: 120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: 3, pixels() { return gCharWidth * 3; }, + }, + }, + + { description: "WM_MOUSEHWHEEL, -120, -3 chars, window is deactive (receive the message directly)", + message: WM_MOUSEHWHEEL, delta: -120, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: -3, pixels() { return gCharWidth * -3; }, + }, + }, + + // Same for WM_*SCROLL if lParam is not NULL + { description: "WM_VSCROLL, SB_LINEUP, lParam is not NULL, emulation disabled, window is deactive", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, false); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, window is deactive", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is not NULL, emulation disabled, window is deactive", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, window is deactive", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + + // Same for WM_*SCROLL if lParam is NULL but emulation is enabled + { description: "WM_VSCROLL, SB_LINEUP, lParam is NULL, emulation enabled, window is deactive", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, true); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is NULL, emulation enabled, window is deactive", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is NULL, emulation enabled, window is deactive", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is NULL, emulation enabled, window is deactive", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: 0, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + + // Same for WM_*SCROLL if lParam is not NULL and message sent to the deactive window directly + { description: "WM_VSCROLL, SB_LINEUP, lParam is not NULL, emulation disabled, window is deactive (receive the message directly)", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL | + nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, false); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is not NULL, emulation disabled, window is deactive (receive the message directly)", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL | + nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is not NULL, emulation disabled, window is deactive (receive the message directly)", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL | + nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is not NULL, emulation disabled, window is deactive (receive the message directly)", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_WIN_SCROLL_LPARAM_NOT_NULL | + nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + }, + + // Same for WM_*SCROLL if lParam is NULL but emulation is enabled, and message sent to the deactive window directly + { description: "WM_VSCROLL, SB_LINEUP, lParam is NULL, emulation enabled, window is deactive (receive the message directly)", + message: WM_VSCROLL, delta: SB_LINEUP, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: -1, pixels() { return -gLineHeight; }, + }, + init() { + SpecialPowers.setBoolPref(kEmulateWheelByWMSCROLLPref, true); + }, + }, + + { description: "WM_VSCROLL, SB_LINEDOWN, lParam is NULL, emulation enabled, window is deactive (receive the message directly)", + message: WM_VSCROLL, delta: SB_LINEDOWN, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kVAxis, lines: 1, pixels() { return gLineHeight; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINELEFT, lParam is NULL, emulation enabled, window is deactive (receive the message directly)", + message: WM_HSCROLL, delta: SB_LINELEFT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: -1, pixels() { return -gCharWidth; }, + }, + }, + + { description: "WM_HSCROLL, SB_LINERIGHT, lParam is NULL, emulation enabled, window is deactive (receive the message directly)", + message: WM_HSCROLL, delta: SB_LINERIGHT, + target: gP1, x: 10, y: 10, window, + modifiers: 0, + additionalFlags: nsIDOMWindowUtils.MOUSESCROLL_PREFER_WIDGET_AT_POINT, + expected: { + axis: kHAxis, lines: 1, pixels() { return gCharWidth; }, + }, + + finish() { + gOtherWindow.close(); + gOtherWindow = null; + window.close(); + }, + }, +]; + +function runDeactiveWindowTests() { + gOtherWindow = window.open("window_mouse_scroll_win_2.html", "_blank", + "chrome,width=100,height=100,top=700,left=700"); + + window.arguments[0].SimpleTest.waitForFocus(function() { + runNextTest(gDeactiveWindowTests, 0); + }, gOtherWindow); +} + +function runNextTest(aTests, aIndex) { + if (aIndex > 0 && aTests[aIndex - 1] && aTests[aIndex - 1].finish) { + aTests[aIndex - 1].finish(); + } + + if (aTests.length == aIndex) { + return; + } + + var test = aTests[aIndex++]; + if (test.init) { + test.init(); + } + test.handled = { lines: false, pixels: false }; + + switch (test.message) { + case WM_MOUSEWHEEL: + case WM_MOUSEHWHEEL: + case WM_VSCROLL: + case WM_HSCROLL: + var expectedLines = test.expected.lines; + var expectedPixels = + cut((typeof test.expected.pixels == "function") ? + test.expected.pixels() : test.expected.pixels); + var handler = function(aEvent) { + var doCommonTests = true; + + if (!aEvent) { + ok(!test.handled.lines, + test.description + ", line scroll event has been handled"); + ok(!test.handled.pixels, + test.description + ", pixel scroll event has been handled"); + doCommonTests = false; + } else if (aEvent.type == kMouseLineScrollEvent) { + ok(!test.handled.lines, + test.description + ":(" + aEvent.type + "), same event has already been handled"); + test.handled.lines = true; + isnot(expectedLines, 0, + test.description + ":(" + aEvent.type + "), event shouldn't be fired"); + if (test.onLineScrollEvent && test.onLineScrollEvent(aEvent)) { + doCommonTests = false; + } + } else if (aEvent.type == kMousePixelScrollEvent) { + ok(!test.handled.pixels, + test.description + ":(" + aEvent.type + "), same event has already been handled"); + test.handled.pixels = true; + isnot(expectedPixels, 0, + test.description + ":(" + aEvent.type + "), event shouldn't be fired"); + if (test.onPixelScrollEvent && test.onPixelScrollEvent(aEvent)) { + doCommonTests = false; + } + } + + if (doCommonTests) { + var expectedDelta = + (aEvent.type == kMouseLineScrollEvent) ? + expectedLines : expectedPixels; + is(aEvent.target.id, test.target.id, + test.description + ":(" + aEvent.type + "), ID mismatch"); + is(aEvent.axis, test.expected.axis, + test.description + ":(" + aEvent.type + "), axis mismatch"); + ok(aEvent.detail != 0, + test.description + ":(" + aEvent.type + "), delta must not be 0"); + is(aEvent.detail, expectedDelta, + test.description + ":(" + aEvent.type + "), delta mismatch"); + is(aEvent.shiftKey, (test.modifiers & (SHIFT_L | SHIFT_R)) != 0, + test.description + ":(" + aEvent.type + "), shiftKey mismatch"); + is(aEvent.ctrlKey, (test.modifiers & (CTRL_L | CTRL_R)) != 0, + test.description + ":(" + aEvent.type + "), ctrlKey mismatch"); + is(aEvent.altKey, (test.modifiers & (ALT_L | ALT_R)) != 0, + test.description + ":(" + aEvent.type + "), altKey mismatch"); + } + + if (!aEvent || (test.handled.lines || expectedLines == 0) && + (test.handled.pixels || expectedPixels == 0)) { + // Don't scroll actually. + if (aEvent) { + aEvent.preventDefault(); + } + test.target.removeEventListener(kMouseLineScrollEvent, handler, true); + test.target.removeEventListener(kMousePixelScrollEvent, handler, true); + setTimeout(runNextTest, 0, aTests, aIndex); + } + }; + + test.target.addEventListener(kMouseLineScrollEvent, handler, true); + test.target.addEventListener(kMousePixelScrollEvent, handler, true); + + if (expectedLines == 0 && expectedPixels == 0) { + // The timeout might not be enough if system is slow by other process, + // so, the test might be passed unexpectedly. However, it must be able + // to be detected by random orange. + setTimeout(handler, 500); + } + + var utils = getWindowUtils(test.window); + var ptInScreen = getPointInScreen(test.target, test.window); + var isVertical = + ((test.message == WM_MOUSEWHEEL) || (test.message == WM_VSCROLL)); + var deltaX = !isVertical ? test.delta : 0; + var deltaY = isVertical ? test.delta : 0; + utils.sendNativeMouseScrollEvent(ptInScreen.x + test.x, + ptInScreen.y + test.y, + test.message, deltaX, deltaY, 0, + test.modifiers, + test.additionalFlags, + test.target); + break; + default: + ok(false, test.description + ": invalid message"); + // Let's timeout. + } +} + +function prepareTests() { + // Disable special action with modifier key + SpecialPowers.setIntPref(kAltKeyActionPref, 1); + SpecialPowers.setIntPref(kCtrlKeyActionPref, 1); + SpecialPowers.setIntPref(kShiftKeyActionPref, 1); + SpecialPowers.setIntPref(kWinKeyActionPref, 1); + + SpecialPowers.setIntPref(kAltKeyDeltaMultiplierXPref, 100); + SpecialPowers.setIntPref(kAltKeyDeltaMultiplierYPref, 100); + SpecialPowers.setIntPref(kCtrlKeyDeltaMultiplierXPref, 100); + SpecialPowers.setIntPref(kCtrlKeyDeltaMultiplierYPref, 100); + SpecialPowers.setIntPref(kShiftKeyDeltaMultiplierXPref, 100); + SpecialPowers.setIntPref(kShiftKeyDeltaMultiplierYPref, 100); + SpecialPowers.setIntPref(kWinKeyDeltaMultiplierXPref, 100); + SpecialPowers.setIntPref(kWinKeyDeltaMultiplierYPref, 100); + + SpecialPowers.setBoolPref(kSystemScrollSpeedOverridePref, false); + SpecialPowers.setIntPref(kTimeoutPref, -1); + + runNextTest(gPreparingSteps, 0); +} + +</script> +</body> + +</html> |