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Diffstat (limited to 'Tools/DumpRenderTree/chromium/EventSender.cpp')
| -rw-r--r-- | Tools/DumpRenderTree/chromium/EventSender.cpp | 1008 |
1 files changed, 1008 insertions, 0 deletions
diff --git a/Tools/DumpRenderTree/chromium/EventSender.cpp b/Tools/DumpRenderTree/chromium/EventSender.cpp new file mode 100644 index 0000000..6104a90 --- /dev/null +++ b/Tools/DumpRenderTree/chromium/EventSender.cpp @@ -0,0 +1,1008 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +// This file contains the definition for EventSender. +// +// Some notes about drag and drop handling: +// Windows drag and drop goes through a system call to doDragDrop. At that +// point, program control is given to Windows which then periodically makes +// callbacks into the webview. This won't work for layout tests, so instead, +// we queue up all the mouse move and mouse up events. When the test tries to +// start a drag (by calling EvenSendingController::doDragDrop), we take the +// events in the queue and replay them. +// The behavior of queuing events and replaying them can be disabled by a +// layout test by setting eventSender.dragMode to false. + +#include "config.h" +#include "EventSender.h" + +#include "TestShell.h" +#include "WebContextMenuData.h" +#include "WebDragData.h" +#include "WebDragOperation.h" +#include "WebPoint.h" +#include "WebString.h" +#include "WebTouchPoint.h" +#include "WebView.h" +#include "webkit/support/webkit_support.h" +#include <wtf/Deque.h> +#include <wtf/StringExtras.h> + +#if OS(WINDOWS) +#include "win/WebInputEventFactory.h" +#endif + +// FIXME: layout before each event? + +using namespace std; +using namespace WebKit; + +WebPoint EventSender::lastMousePos; +WebMouseEvent::Button EventSender::pressedButton = WebMouseEvent::ButtonNone; +WebMouseEvent::Button EventSender::lastButtonType = WebMouseEvent::ButtonNone; + +struct SavedEvent { + enum SavedEventType { + Unspecified, + MouseUp, + MouseMove, + LeapForward + }; + + SavedEventType type; + WebMouseEvent::Button buttonType; // For MouseUp. + WebPoint pos; // For MouseMove. + int milliseconds; // For LeapForward. + + SavedEvent() + : type(Unspecified) + , buttonType(WebMouseEvent::ButtonNone) + , milliseconds(0) {} +}; + +static WebDragData currentDragData; +static WebDragOperation currentDragEffect; +static WebDragOperationsMask currentDragEffectsAllowed; +static bool replayingSavedEvents = false; +static Deque<SavedEvent> mouseEventQueue; +static int touchModifiers; +static Vector<WebTouchPoint> touchPoints; + +// Time and place of the last mouse up event. +static double lastClickTimeSec = 0; +static WebPoint lastClickPos; +static int clickCount = 0; + +// maximum distance (in space and time) for a mouse click +// to register as a double or triple click +static const double multipleClickTimeSec = 1; +static const int multipleClickRadiusPixels = 5; + +// How much we should scroll per event - the value here is chosen to +// match the WebKit impl and layout test results. +static const float scrollbarPixelsPerTick = 40.0f; + +inline bool outsideMultiClickRadius(const WebPoint& a, const WebPoint& b) +{ + return ((a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y)) > + multipleClickRadiusPixels * multipleClickRadiusPixels; +} + +// Used to offset the time the event hander things an event happened. This is +// done so tests can run without a delay, but bypass checks that are time +// dependent (e.g., dragging has a timeout vs selection). +static uint32 timeOffsetMs = 0; + +static double getCurrentEventTimeSec() +{ + return (webkit_support::GetCurrentTimeInMillisecond() + timeOffsetMs) / 1000.0; +} + +static void advanceEventTime(int32_t deltaMs) +{ + timeOffsetMs += deltaMs; +} + +static void initMouseEvent(WebInputEvent::Type t, WebMouseEvent::Button b, + const gfx::Point& pos, WebMouseEvent* e) +{ + e->type = t; + e->button = b; + e->modifiers = 0; + e->x = pos.x(); + e->y = pos.y(); + e->globalX = pos.x(); + e->globalY = pos.y(); + e->timeStampSeconds = getCurrentEventTimeSec(); + e->clickCount = clickCount; +} + +// Returns true if the specified key is the system key. +static bool applyKeyModifier(const string& modifierName, WebInputEvent* event) +{ + bool isSystemKey = false; + const char* characters = modifierName.c_str(); + if (!strcmp(characters, "ctrlKey") +#if !OS(MAC_OS_X) + || !strcmp(characters, "addSelectionKey") +#endif + ) { + event->modifiers |= WebInputEvent::ControlKey; + } else if (!strcmp(characters, "shiftKey") || !strcmp(characters, "rangeSelectionKey")) + event->modifiers |= WebInputEvent::ShiftKey; + else if (!strcmp(characters, "altKey")) { + event->modifiers |= WebInputEvent::AltKey; +#if !OS(MAC_OS_X) + // On Windows all keys with Alt modifier will be marked as system key. + // We keep the same behavior on Linux and everywhere non-Mac, see: + // WebKit/chromium/src/gtk/WebInputEventFactory.cpp + // If we want to change this behavior on Linux, this piece of code must be + // kept in sync with the related code in above file. + isSystemKey = true; +#endif +#if OS(MAC_OS_X) + } else if (!strcmp(characters, "metaKey") || !strcmp(characters, "addSelectionKey")) { + event->modifiers |= WebInputEvent::MetaKey; + // On Mac only command key presses are marked as system key. + // See the related code in: WebKit/chromium/src/mac/WebInputEventFactory.cpp + // It must be kept in sync with the related code in above file. + isSystemKey = true; +#else + } else if (!strcmp(characters, "metaKey")) { + event->modifiers |= WebInputEvent::MetaKey; +#endif + } + return isSystemKey; +} + +static bool applyKeyModifiers(const CppVariant* argument, WebInputEvent* event) +{ + bool isSystemKey = false; + if (argument->isObject()) { + Vector<string> modifiers = argument->toStringVector(); + for (Vector<string>::const_iterator i = modifiers.begin(); i != modifiers.end(); ++i) + isSystemKey |= applyKeyModifier(*i, event); + } else if (argument->isString()) + isSystemKey = applyKeyModifier(argument->toString(), event); + return isSystemKey; +} + +// Get the edit command corresponding to a keyboard event. +// Returns true if the specified event corresponds to an edit command, the name +// of the edit command will be stored in |*name|. +bool getEditCommand(const WebKeyboardEvent& event, string* name) +{ +#if OS(MAC_OS_X) + // We only cares about Left,Right,Up,Down keys with Command or Command+Shift + // modifiers. These key events correspond to some special movement and + // selection editor commands, and was supposed to be handled in + // WebKit/chromium/src/EditorClientImpl.cpp. But these keys will be marked + // as system key, which prevents them from being handled. Thus they must be + // handled specially. + if ((event.modifiers & ~WebKeyboardEvent::ShiftKey) != WebKeyboardEvent::MetaKey) + return false; + + switch (event.windowsKeyCode) { + case webkit_support::VKEY_LEFT: + *name = "MoveToBeginningOfLine"; + break; + case webkit_support::VKEY_RIGHT: + *name = "MoveToEndOfLine"; + break; + case webkit_support::VKEY_UP: + *name = "MoveToBeginningOfDocument"; + break; + case webkit_support::VKEY_DOWN: + *name = "MoveToEndOfDocument"; + break; + default: + return false; + } + + if (event.modifiers & WebKeyboardEvent::ShiftKey) + name->append("AndModifySelection"); + + return true; +#else + return false; +#endif +} + +// Key event location code introduced in DOM Level 3. +// See also: http://www.w3.org/TR/DOM-Level-3-Events/#events-keyboardevents +enum KeyLocationCode { + DOMKeyLocationStandard = 0x00, + DOMKeyLocationLeft = 0x01, + DOMKeyLocationRight = 0x02, + DOMKeyLocationNumpad = 0x03 +}; + +EventSender::EventSender(TestShell* shell) + : m_shell(shell) +{ + // Initialize the map that associates methods of this class with the names + // they will use when called by JavaScript. The actual binding of those + // names to their methods will be done by calling bindToJavaScript() (defined + // by CppBoundClass, the parent to EventSender). + bindMethod("addTouchPoint", &EventSender::addTouchPoint); + bindMethod("beginDragWithFiles", &EventSender::beginDragWithFiles); + bindMethod("cancelTouchPoint", &EventSender::cancelTouchPoint); + bindMethod("clearKillRing", &EventSender::clearKillRing); + bindMethod("clearTouchPoints", &EventSender::clearTouchPoints); + bindMethod("contextClick", &EventSender::contextClick); + bindMethod("continuousMouseScrollBy", &EventSender::continuousMouseScrollBy); + bindMethod("dispatchMessage", &EventSender::dispatchMessage); + bindMethod("enableDOMUIEventLogging", &EventSender::enableDOMUIEventLogging); + bindMethod("fireKeyboardEventsToElement", &EventSender::fireKeyboardEventsToElement); + bindMethod("keyDown", &EventSender::keyDown); + bindMethod("leapForward", &EventSender::leapForward); + bindMethod("mouseDown", &EventSender::mouseDown); + bindMethod("mouseMoveTo", &EventSender::mouseMoveTo); + bindMethod("mouseScrollBy", &EventSender::mouseScrollBy); + bindMethod("mouseUp", &EventSender::mouseUp); + bindMethod("releaseTouchPoint", &EventSender::releaseTouchPoint); + bindMethod("scheduleAsynchronousClick", &EventSender::scheduleAsynchronousClick); + bindMethod("setTouchModifier", &EventSender::setTouchModifier); + bindMethod("textZoomIn", &EventSender::textZoomIn); + bindMethod("textZoomOut", &EventSender::textZoomOut); + bindMethod("touchCancel", &EventSender::touchCancel); + bindMethod("touchEnd", &EventSender::touchEnd); + bindMethod("touchMove", &EventSender::touchMove); + bindMethod("touchStart", &EventSender::touchStart); + bindMethod("updateTouchPoint", &EventSender::updateTouchPoint); + bindMethod("zoomPageIn", &EventSender::zoomPageIn); + bindMethod("zoomPageOut", &EventSender::zoomPageOut); + + // When set to true (the default value), we batch mouse move and mouse up + // events so we can simulate drag & drop. + bindProperty("dragMode", &dragMode); +#if OS(WINDOWS) + bindProperty("WM_KEYDOWN", &wmKeyDown); + bindProperty("WM_KEYUP", &wmKeyUp); + bindProperty("WM_CHAR", &wmChar); + bindProperty("WM_DEADCHAR", &wmDeadChar); + bindProperty("WM_SYSKEYDOWN", &wmSysKeyDown); + bindProperty("WM_SYSKEYUP", &wmSysKeyUp); + bindProperty("WM_SYSCHAR", &wmSysChar); + bindProperty("WM_SYSDEADCHAR", &wmSysDeadChar); +#endif +} + +void EventSender::reset() +{ + // The test should have finished a drag and the mouse button state. + ASSERT(currentDragData.isNull()); + currentDragData.reset(); + currentDragEffect = WebKit::WebDragOperationNone; + currentDragEffectsAllowed = WebKit::WebDragOperationNone; + pressedButton = WebMouseEvent::ButtonNone; + dragMode.set(true); +#if OS(WINDOWS) + wmKeyDown.set(WM_KEYDOWN); + wmKeyUp.set(WM_KEYUP); + wmChar.set(WM_CHAR); + wmDeadChar.set(WM_DEADCHAR); + wmSysKeyDown.set(WM_SYSKEYDOWN); + wmSysKeyUp.set(WM_SYSKEYUP); + wmSysChar.set(WM_SYSCHAR); + wmSysDeadChar.set(WM_SYSDEADCHAR); +#endif + lastMousePos = WebPoint(0, 0); + lastClickTimeSec = 0; + lastClickPos = WebPoint(0, 0); + clickCount = 0; + lastButtonType = WebMouseEvent::ButtonNone; + timeOffsetMs = 0; + touchModifiers = 0; + touchPoints.clear(); + m_taskList.revokeAll(); +} + +WebView* EventSender::webview() +{ + return m_shell->webView(); +} + +void EventSender::doDragDrop(const WebDragData& dragData, WebDragOperationsMask mask) +{ + WebMouseEvent event; + initMouseEvent(WebInputEvent::MouseDown, pressedButton, lastMousePos, &event); + WebPoint clientPoint(event.x, event.y); + WebPoint screenPoint(event.globalX, event.globalY); + currentDragData = dragData; + currentDragEffectsAllowed = mask; + currentDragEffect = webview()->dragTargetDragEnter(dragData, 0, clientPoint, screenPoint, currentDragEffectsAllowed); + + // Finish processing events. + replaySavedEvents(); +} + +WebMouseEvent::Button EventSender::getButtonTypeFromButtonNumber(int buttonCode) +{ + if (!buttonCode) + return WebMouseEvent::ButtonLeft; + if (buttonCode == 2) + return WebMouseEvent::ButtonRight; + return WebMouseEvent::ButtonMiddle; +} + +int EventSender::getButtonNumberFromSingleArg(const CppArgumentList& arguments) +{ + int buttonCode = 0; + if (arguments.size() > 0 && arguments[0].isNumber()) + buttonCode = arguments[0].toInt32(); + return buttonCode; +} + +void EventSender::updateClickCountForButton(WebMouseEvent::Button buttonType) +{ + if ((getCurrentEventTimeSec() - lastClickTimeSec < multipleClickTimeSec) + && (!outsideMultiClickRadius(lastMousePos, lastClickPos)) + && (buttonType == lastButtonType)) + ++clickCount; + else { + clickCount = 1; + lastButtonType = buttonType; + } +} + +// +// Implemented javascript methods. +// + +void EventSender::mouseDown(const CppArgumentList& arguments, CppVariant* result) +{ + if (result) // Could be 0 if invoked asynchronously. + result->setNull(); + + webview()->layout(); + + int buttonNumber = getButtonNumberFromSingleArg(arguments); + ASSERT(buttonNumber != -1); + + WebMouseEvent::Button buttonType = getButtonTypeFromButtonNumber(buttonNumber); + + updateClickCountForButton(buttonType); + + WebMouseEvent event; + pressedButton = buttonType; + initMouseEvent(WebInputEvent::MouseDown, buttonType, lastMousePos, &event); + if (arguments.size() >= 2 && (arguments[1].isObject() || arguments[1].isString())) + applyKeyModifiers(&(arguments[1]), &event); + webview()->handleInputEvent(event); +} + +void EventSender::mouseUp(const CppArgumentList& arguments, CppVariant* result) +{ + if (result) // Could be 0 if invoked asynchronously. + result->setNull(); + + webview()->layout(); + + int buttonNumber = getButtonNumberFromSingleArg(arguments); + ASSERT(buttonNumber != -1); + + WebMouseEvent::Button buttonType = getButtonTypeFromButtonNumber(buttonNumber); + + if (isDragMode() && !replayingSavedEvents) { + SavedEvent savedEvent; + savedEvent.type = SavedEvent::MouseUp; + savedEvent.buttonType = buttonType; + mouseEventQueue.append(savedEvent); + replaySavedEvents(); + } else { + WebMouseEvent event; + initMouseEvent(WebInputEvent::MouseUp, buttonType, lastMousePos, &event); + if (arguments.size() >= 2 && (arguments[1].isObject() || arguments[1].isString())) + applyKeyModifiers(&(arguments[1]), &event); + doMouseUp(event); + } +} + +void EventSender::doMouseUp(const WebMouseEvent& e) +{ + webview()->handleInputEvent(e); + + pressedButton = WebMouseEvent::ButtonNone; + lastClickTimeSec = e.timeStampSeconds; + lastClickPos = lastMousePos; + + // If we're in a drag operation, complete it. + if (currentDragData.isNull()) + return; + WebPoint clientPoint(e.x, e.y); + WebPoint screenPoint(e.globalX, e.globalY); + + currentDragEffect = webview()->dragTargetDragOver(clientPoint, screenPoint, currentDragEffectsAllowed); + if (currentDragEffect) + webview()->dragTargetDrop(clientPoint, screenPoint); + else + webview()->dragTargetDragLeave(); + webview()->dragSourceEndedAt(clientPoint, screenPoint, currentDragEffect); + webview()->dragSourceSystemDragEnded(); + + currentDragData.reset(); +} + +void EventSender::mouseMoveTo(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + if (arguments.size() < 2 || !arguments[0].isNumber() || !arguments[1].isNumber()) + return; + webview()->layout(); + + WebPoint mousePos(arguments[0].toInt32(), arguments[1].toInt32()); + + if (isDragMode() && pressedButton == WebMouseEvent::ButtonLeft && !replayingSavedEvents) { + SavedEvent savedEvent; + savedEvent.type = SavedEvent::MouseMove; + savedEvent.pos = mousePos; + mouseEventQueue.append(savedEvent); + } else { + WebMouseEvent event; + initMouseEvent(WebInputEvent::MouseMove, pressedButton, mousePos, &event); + doMouseMove(event); + } +} + +void EventSender::doMouseMove(const WebMouseEvent& e) +{ + lastMousePos = WebPoint(e.x, e.y); + + webview()->handleInputEvent(e); + + if (pressedButton == WebMouseEvent::ButtonNone || currentDragData.isNull()) + return; + WebPoint clientPoint(e.x, e.y); + WebPoint screenPoint(e.globalX, e.globalY); + currentDragEffect = webview()->dragTargetDragOver(clientPoint, screenPoint, currentDragEffectsAllowed); +} + +void EventSender::keyDown(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + if (arguments.size() < 1 || !arguments[0].isString()) + return; + bool generateChar = false; + + // FIXME: I'm not exactly sure how we should convert the string to a key + // event. This seems to work in the cases I tested. + // FIXME: Should we also generate a KEY_UP? + string codeStr = arguments[0].toString(); + + // Convert \n -> VK_RETURN. Some layout tests use \n to mean "Enter", when + // Windows uses \r for "Enter". + int code = 0; + int text = 0; + bool needsShiftKeyModifier = false; + if ("\n" == codeStr) { + generateChar = true; + text = code = webkit_support::VKEY_RETURN; + } else if ("rightArrow" == codeStr) + code = webkit_support::VKEY_RIGHT; + else if ("downArrow" == codeStr) + code = webkit_support::VKEY_DOWN; + else if ("leftArrow" == codeStr) + code = webkit_support::VKEY_LEFT; + else if ("upArrow" == codeStr) + code = webkit_support::VKEY_UP; + else if ("insert" == codeStr) + code = webkit_support::VKEY_INSERT; + else if ("delete" == codeStr) + code = webkit_support::VKEY_DELETE; + else if ("pageUp" == codeStr) + code = webkit_support::VKEY_PRIOR; + else if ("pageDown" == codeStr) + code = webkit_support::VKEY_NEXT; + else if ("home" == codeStr) + code = webkit_support::VKEY_HOME; + else if ("end" == codeStr) + code = webkit_support::VKEY_END; + else if ("printScreen" == codeStr) + code = webkit_support::VKEY_SNAPSHOT; + else { + // Compare the input string with the function-key names defined by the + // DOM spec (i.e. "F1",...,"F24"). If the input string is a function-key + // name, set its key code. + for (int i = 1; i <= 24; ++i) { + char functionChars[10]; + snprintf(functionChars, 10, "F%d", i); + string functionKeyName(functionChars); + if (functionKeyName == codeStr) { + code = webkit_support::VKEY_F1 + (i - 1); + break; + } + } + if (!code) { + WebString webCodeStr = WebString::fromUTF8(codeStr.data(), codeStr.size()); + ASSERT(webCodeStr.length() == 1); + text = code = webCodeStr.data()[0]; + needsShiftKeyModifier = needsShiftModifier(code); + if ((code & 0xFF) >= 'a' && (code & 0xFF) <= 'z') + code -= 'a' - 'A'; + generateChar = true; + } + } + + // For one generated keyboard event, we need to generate a keyDown/keyUp + // pair; refer to EventSender.cpp in WebKit/WebKitTools/DumpRenderTree/win. + // On Windows, we might also need to generate a char event to mimic the + // Windows event flow; on other platforms we create a merged event and test + // the event flow that that platform provides. + WebKeyboardEvent eventDown, eventChar, eventUp; + eventDown.type = WebInputEvent::RawKeyDown; + eventDown.modifiers = 0; + eventDown.windowsKeyCode = code; + if (generateChar) { + eventDown.text[0] = text; + eventDown.unmodifiedText[0] = text; + } + eventDown.setKeyIdentifierFromWindowsKeyCode(); + + if (arguments.size() >= 2 && (arguments[1].isObject() || arguments[1].isString())) + eventDown.isSystemKey = applyKeyModifiers(&(arguments[1]), &eventDown); + + if (needsShiftKeyModifier) + eventDown.modifiers |= WebInputEvent::ShiftKey; + + // See if KeyLocation argument is given. + if (arguments.size() >= 3 && arguments[2].isNumber()) { + int location = arguments[2].toInt32(); + if (location == DOMKeyLocationNumpad) + eventDown.modifiers |= WebInputEvent::IsKeyPad; + } + + eventChar = eventUp = eventDown; + eventUp.type = WebInputEvent::KeyUp; + // EventSender.m forces a layout here, with at least one + // test (fast/forms/focus-control-to-page.html) relying on this. + webview()->layout(); + + // In the browser, if a keyboard event corresponds to an editor command, + // the command will be dispatched to the renderer just before dispatching + // the keyboard event, and then it will be executed in the + // RenderView::handleCurrentKeyboardEvent() method, which is called from + // third_party/WebKit/WebKit/chromium/src/EditorClientImpl.cpp. + // We just simulate the same behavior here. + string editCommand; + if (getEditCommand(eventDown, &editCommand)) + m_shell->webViewHost()->setEditCommand(editCommand, ""); + + webview()->handleInputEvent(eventDown); + + m_shell->webViewHost()->clearEditCommand(); + + if (generateChar) { + eventChar.type = WebInputEvent::Char; + eventChar.keyIdentifier[0] = '\0'; + webview()->handleInputEvent(eventChar); + } + + webview()->handleInputEvent(eventUp); +} + +void EventSender::dispatchMessage(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + +#if OS(WINDOWS) + if (arguments.size() == 3) { + // Grab the message id to see if we need to dispatch it. + int msg = arguments[0].toInt32(); + + // WebKit's version of this function stuffs a MSG struct and uses + // TranslateMessage and DispatchMessage. We use a WebKeyboardEvent, which + // doesn't need to receive the DeadChar and SysDeadChar messages. + if (msg == WM_DEADCHAR || msg == WM_SYSDEADCHAR) + return; + + webview()->layout(); + + unsigned long lparam = static_cast<unsigned long>(arguments[2].toDouble()); + webview()->handleInputEvent(WebInputEventFactory::keyboardEvent(0, msg, arguments[1].toInt32(), lparam)); + } else + ASSERT_NOT_REACHED(); +#endif +} + +bool EventSender::needsShiftModifier(int keyCode) +{ + // If code is an uppercase letter, assign a SHIFT key to + // eventDown.modifier, this logic comes from + // WebKit/WebKitTools/DumpRenderTree/Win/EventSender.cpp + return (keyCode & 0xFF) >= 'A' && (keyCode & 0xFF) <= 'Z'; +} + +void EventSender::leapForward(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + if (arguments.size() < 1 || !arguments[0].isNumber()) + return; + + int milliseconds = arguments[0].toInt32(); + if (isDragMode() && pressedButton == WebMouseEvent::ButtonLeft && !replayingSavedEvents) { + SavedEvent savedEvent; + savedEvent.type = SavedEvent::LeapForward; + savedEvent.milliseconds = milliseconds; + mouseEventQueue.append(savedEvent); + } else + doLeapForward(milliseconds); +} + +void EventSender::doLeapForward(int milliseconds) +{ + advanceEventTime(milliseconds); +} + +// Apple's port of WebKit zooms by a factor of 1.2 (see +// WebKit/WebView/WebView.mm) +void EventSender::textZoomIn(const CppArgumentList&, CppVariant* result) +{ + webview()->setZoomLevel(true, webview()->zoomLevel() + 1); + result->setNull(); +} + +void EventSender::textZoomOut(const CppArgumentList&, CppVariant* result) +{ + webview()->setZoomLevel(true, webview()->zoomLevel() - 1); + result->setNull(); +} + +void EventSender::zoomPageIn(const CppArgumentList&, CppVariant* result) +{ + webview()->setZoomLevel(false, webview()->zoomLevel() + 1); + result->setNull(); +} + +void EventSender::zoomPageOut(const CppArgumentList&, CppVariant* result) +{ + webview()->setZoomLevel(false, webview()->zoomLevel() - 1); + result->setNull(); +} + +void EventSender::mouseScrollBy(const CppArgumentList& arguments, CppVariant* result) +{ + handleMouseWheel(arguments, result, false); +} + +void EventSender::continuousMouseScrollBy(const CppArgumentList& arguments, CppVariant* result) +{ + handleMouseWheel(arguments, result, true); +} + +void EventSender::replaySavedEvents() +{ + replayingSavedEvents = true; + while (!mouseEventQueue.isEmpty()) { + SavedEvent e = mouseEventQueue.takeFirst(); + + switch (e.type) { + case SavedEvent::MouseMove: { + WebMouseEvent event; + initMouseEvent(WebInputEvent::MouseMove, pressedButton, e.pos, &event); + doMouseMove(event); + break; + } + case SavedEvent::LeapForward: + doLeapForward(e.milliseconds); + break; + case SavedEvent::MouseUp: { + WebMouseEvent event; + initMouseEvent(WebInputEvent::MouseUp, e.buttonType, lastMousePos, &event); + doMouseUp(event); + break; + } + default: + ASSERT_NOT_REACHED(); + } + } + + replayingSavedEvents = false; +} + +// Because actual context menu is implemented by the browser side, +// this function does only what LayoutTests are expecting: +// - Many test checks the count of items. So returning non-zero value makes sense. +// - Some test compares the count before and after some action. So changing the count based on flags +// also makes sense. This function is doing such for some flags. +// - Some test even checks actual string content. So providing it would be also helpful. +// +static Vector<WebString> makeMenuItemStringsFor(WebContextMenuData* contextMenu, MockSpellCheck* spellcheck) +{ + // These constants are based on Safari's context menu because tests are made for it. + static const char* nonEditableMenuStrings[] = { "Back", "Reload Page", "Open in Dashbaord", "<separator>", "View Source", "Save Page As", "Print Page", "Inspect Element", 0 }; + static const char* editableMenuStrings[] = { "Cut", "Copy", "<separator>", "Paste", "Spelling and Grammar", "Substitutions, Transformations", "Font", "Speech", "Paragraph Direction", "<separator>", 0 }; + + // This is possible because mouse events are cancelleable. + if (!contextMenu) + return Vector<WebString>(); + + Vector<WebString> strings; + + if (contextMenu->isEditable) { + for (const char** item = editableMenuStrings; *item; ++item) + strings.append(WebString::fromUTF8(*item)); + Vector<WebString> suggestions; + spellcheck->fillSuggestionList(contextMenu->misspelledWord, &suggestions); + for (size_t i = 0; i < suggestions.size(); ++i) + strings.append(suggestions[i]); + } else { + for (const char** item = nonEditableMenuStrings; *item; ++item) + strings.append(WebString::fromUTF8(*item)); + } + + return strings; +} + + +void EventSender::contextClick(const CppArgumentList& arguments, CppVariant* result) +{ + webview()->layout(); + + updateClickCountForButton(WebMouseEvent::ButtonRight); + + // Clears last context menu data because we need to know if the context menu be requested + // after following mouse events. + m_shell->webViewHost()->clearContextMenuData(); + + // Generate right mouse down and up. + WebMouseEvent event; + pressedButton = WebMouseEvent::ButtonRight; + initMouseEvent(WebInputEvent::MouseDown, WebMouseEvent::ButtonRight, lastMousePos, &event); + webview()->handleInputEvent(event); + + initMouseEvent(WebInputEvent::MouseUp, WebMouseEvent::ButtonRight, lastMousePos, &event); + webview()->handleInputEvent(event); + + pressedButton = WebMouseEvent::ButtonNone; + + WebContextMenuData* lastContextMenu = m_shell->webViewHost()->lastContextMenuData(); + result->set(WebBindings::makeStringArray(makeMenuItemStringsFor(lastContextMenu, m_shell->webViewHost()->mockSpellCheck()))); +} + +class MouseDownTask: public MethodTask<EventSender> { +public: + MouseDownTask(EventSender* obj, const CppArgumentList& arg) + : MethodTask<EventSender>(obj), m_arguments(arg) {} + virtual void runIfValid() { m_object->mouseDown(m_arguments, 0); } +private: + CppArgumentList m_arguments; +}; + +class MouseUpTask: public MethodTask<EventSender> { +public: + MouseUpTask(EventSender* obj, const CppArgumentList& arg) + : MethodTask<EventSender>(obj), m_arguments(arg) {} + virtual void runIfValid() { m_object->mouseUp(m_arguments, 0); } +private: + CppArgumentList m_arguments; +}; + +void EventSender::scheduleAsynchronousClick(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + postTask(new MouseDownTask(this, arguments)); + postTask(new MouseUpTask(this, arguments)); +} + +void EventSender::beginDragWithFiles(const CppArgumentList& arguments, CppVariant* result) +{ + currentDragData.initialize(); + Vector<string> files = arguments[0].toStringVector(); + for (size_t i = 0; i < files.size(); ++i) + currentDragData.appendToFilenames(webkit_support::GetAbsoluteWebStringFromUTF8Path(files[i])); + currentDragEffectsAllowed = WebKit::WebDragOperationCopy; + + // Provide a drag source. + webview()->dragTargetDragEnter(currentDragData, 0, lastMousePos, lastMousePos, currentDragEffectsAllowed); + + // dragMode saves events and then replays them later. We don't need/want that. + dragMode.set(false); + + // Make the rest of eventSender think a drag is in progress. + pressedButton = WebMouseEvent::ButtonLeft; + + result->setNull(); +} + +void EventSender::addTouchPoint(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + WebTouchPoint touchPoint; + touchPoint.state = WebTouchPoint::StatePressed; + touchPoint.position = WebPoint(arguments[0].toInt32(), arguments[1].toInt32()); + touchPoint.screenPosition = touchPoint.position; + touchPoint.id = touchPoints.size(); + touchPoints.append(touchPoint); +} + +void EventSender::clearTouchPoints(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); + touchPoints.clear(); +} + +void EventSender::releaseTouchPoint(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + const unsigned index = arguments[0].toInt32(); + ASSERT(index < touchPoints.size()); + + WebTouchPoint* touchPoint = &touchPoints[index]; + touchPoint->state = WebTouchPoint::StateReleased; +} + +void EventSender::setTouchModifier(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + int mask = 0; + const string keyName = arguments[0].toString(); + if (keyName == "shift") + mask = WebInputEvent::ShiftKey; + else if (keyName == "alt") + mask = WebInputEvent::AltKey; + else if (keyName == "ctrl") + mask = WebInputEvent::ControlKey; + else if (keyName == "meta") + mask = WebInputEvent::MetaKey; + + if (arguments[1].toBoolean()) + touchModifiers |= mask; + else + touchModifiers &= ~mask; +} + +void EventSender::updateTouchPoint(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + const unsigned index = arguments[0].toInt32(); + ASSERT(index < touchPoints.size()); + + WebPoint position(arguments[1].toInt32(), arguments[2].toInt32()); + WebTouchPoint* touchPoint = &touchPoints[index]; + touchPoint->state = WebTouchPoint::StateMoved; + touchPoint->position = position; + touchPoint->screenPosition = position; +} + +void EventSender::cancelTouchPoint(const CppArgumentList& arguments, CppVariant* result) +{ + result->setNull(); + + const unsigned index = arguments[0].toInt32(); + ASSERT(index < touchPoints.size()); + + WebTouchPoint* touchPoint = &touchPoints[index]; + touchPoint->state = WebTouchPoint::StateCancelled; +} + +void EventSender::sendCurrentTouchEvent(const WebInputEvent::Type type) +{ + ASSERT(static_cast<unsigned>(WebTouchEvent::touchPointsLengthCap) > touchPoints.size()); + webview()->layout(); + + WebTouchEvent touchEvent; + touchEvent.type = type; + touchEvent.modifiers = touchModifiers; + touchEvent.timeStampSeconds = getCurrentEventTimeSec(); + touchEvent.touchPointsLength = touchPoints.size(); + for (unsigned i = 0; i < touchPoints.size(); ++i) + touchEvent.touchPoints[i] = touchPoints[i]; + webview()->handleInputEvent(touchEvent); + + for (unsigned i = 0; i < touchPoints.size(); ++i) { + WebTouchPoint* touchPoint = &touchPoints[i]; + if (touchPoint->state == WebTouchPoint::StateReleased) { + touchPoints.remove(i); + --i; + } else + touchPoint->state = WebTouchPoint::StateStationary; + } +} + +void EventSender::handleMouseWheel(const CppArgumentList& arguments, CppVariant* result, bool continuous) +{ + result->setNull(); + + if (arguments.size() < 2 || !arguments[0].isNumber() || !arguments[1].isNumber()) + return; + + // Force a layout here just to make sure every position has been + // determined before we send events (as well as all the other methods + // that send an event do). + webview()->layout(); + + int horizontal = arguments[0].toInt32(); + int vertical = arguments[1].toInt32(); + + WebMouseWheelEvent event; + initMouseEvent(WebInputEvent::MouseWheel, pressedButton, lastMousePos, &event); + event.wheelTicksX = static_cast<float>(horizontal); + event.wheelTicksY = static_cast<float>(vertical); + event.deltaX = event.wheelTicksX; + event.deltaY = event.wheelTicksY; + if (continuous) { + event.wheelTicksX /= scrollbarPixelsPerTick; + event.wheelTicksY /= scrollbarPixelsPerTick; + } else { + event.deltaX *= scrollbarPixelsPerTick; + event.deltaY *= scrollbarPixelsPerTick; + } + webview()->handleInputEvent(event); +} + +void EventSender::touchEnd(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); + sendCurrentTouchEvent(WebInputEvent::TouchEnd); +} + +void EventSender::touchMove(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); + sendCurrentTouchEvent(WebInputEvent::TouchMove); +} + +void EventSender::touchStart(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); + sendCurrentTouchEvent(WebInputEvent::TouchStart); +} + +void EventSender::touchCancel(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); + sendCurrentTouchEvent(WebInputEvent::TouchCancel); +} + +// +// Unimplemented stubs +// + +void EventSender::enableDOMUIEventLogging(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void EventSender::fireKeyboardEventsToElement(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} + +void EventSender::clearKillRing(const CppArgumentList&, CppVariant* result) +{ + result->setNull(); +} |