diff options
Diffstat (limited to 'webkit/glue/plugins/pepper_event_conversion.cc')
| -rw-r--r-- | webkit/glue/plugins/pepper_event_conversion.cc | 301 |
1 files changed, 0 insertions, 301 deletions
diff --git a/webkit/glue/plugins/pepper_event_conversion.cc b/webkit/glue/plugins/pepper_event_conversion.cc deleted file mode 100644 index 300592f..0000000 --- a/webkit/glue/plugins/pepper_event_conversion.cc +++ /dev/null @@ -1,301 +0,0 @@ -// Copyright (c) 2010 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "webkit/glue/plugins/pepper_event_conversion.h" - -#include "base/i18n/char_iterator.h" -#include "base/logging.h" -#include "base/scoped_ptr.h" -#include "base/string_util.h" -#include "base/utf_string_conversions.h" -#include "base/utf_string_conversion_utils.h" -#include "ppapi/c/pp_input_event.h" -#include "third_party/WebKit/WebKit/chromium/public/WebInputEvent.h" -#include "webkit/glue/plugins/pepper_common.h" - -using WebKit::WebInputEvent; -using WebKit::WebKeyboardEvent; -using WebKit::WebMouseEvent; -using WebKit::WebMouseWheelEvent; - -namespace { - -PP_InputEvent_Type ConvertEventTypes(WebInputEvent::Type wetype) { - switch (wetype) { - case WebInputEvent::MouseDown: - return PP_INPUTEVENT_TYPE_MOUSEDOWN; - case WebInputEvent::MouseUp: - return PP_INPUTEVENT_TYPE_MOUSEUP; - case WebInputEvent::MouseMove: - return PP_INPUTEVENT_TYPE_MOUSEMOVE; - case WebInputEvent::MouseEnter: - return PP_INPUTEVENT_TYPE_MOUSEENTER; - case WebInputEvent::MouseLeave: - return PP_INPUTEVENT_TYPE_MOUSELEAVE; - case WebInputEvent::MouseWheel: - return PP_INPUTEVENT_TYPE_MOUSEWHEEL; - case WebInputEvent::RawKeyDown: - return PP_INPUTEVENT_TYPE_RAWKEYDOWN; - case WebInputEvent::KeyDown: - return PP_INPUTEVENT_TYPE_KEYDOWN; - case WebInputEvent::KeyUp: - return PP_INPUTEVENT_TYPE_KEYUP; - case WebInputEvent::Char: - return PP_INPUTEVENT_TYPE_CHAR; - case WebInputEvent::Undefined: - default: - return PP_INPUTEVENT_TYPE_UNDEFINED; - } -} - -// Generates a PP_InputEvent with the fields common to all events, as well as -// the event type from the given web event. Event-specific fields will be zero -// initialized. -PP_InputEvent GetPPEventWithCommonFieldsAndType( - const WebInputEvent& web_event) { - PP_InputEvent result; - memset(&result, 0, sizeof(PP_InputEvent)); - result.type = ConvertEventTypes(web_event.type); - // TODO(brettw) http://code.google.com/p/chromium/issues/detail?id=57448 - // This should use a tick count rather than the wall clock time that WebKit - // uses. - result.time_stamp = web_event.timeStampSeconds; - return result; -} - -void AppendKeyEvent(const WebInputEvent& event, - std::vector<PP_InputEvent>* pp_events) { - const WebKeyboardEvent& key_event = - reinterpret_cast<const WebKeyboardEvent&>(event); - PP_InputEvent result = GetPPEventWithCommonFieldsAndType(event); - result.u.key.modifier = key_event.modifiers; - result.u.key.key_code = key_event.windowsKeyCode; - pp_events->push_back(result); -} - -void AppendCharEvent(const WebInputEvent& event, - std::vector<PP_InputEvent>* pp_events) { - const WebKeyboardEvent& key_event = - reinterpret_cast<const WebKeyboardEvent&>(event); - - // This is a bit complex, the input event will normally just have one 16-bit - // character in it, but may be zero or more than one. The text array is - // just padded with 0 values for the unused ones, but is not necessarily - // null-terminated. - // - // Here we see how many UTF-16 characters we have. - size_t utf16_char_count = 0; - while (utf16_char_count < WebKeyboardEvent::textLengthCap && - key_event.text[utf16_char_count]) - utf16_char_count++; - - // Make a separate PP_InputEvent for each Unicode character in the input. - base::UTF16CharIterator iter(key_event.text, utf16_char_count); - while (!iter.end()) { - PP_InputEvent result = GetPPEventWithCommonFieldsAndType(event); - result.u.character.modifier = key_event.modifiers; - - std::string utf8_char; - base::WriteUnicodeCharacter(iter.get(), &utf8_char); - base::strlcpy(result.u.character.text, utf8_char.c_str(), - sizeof(result.u.character.text)); - - pp_events->push_back(result); - iter.Advance(); - } -} - -void AppendMouseEvent(const WebInputEvent& event, - std::vector<PP_InputEvent>* pp_events) { - COMPILE_ASSERT(static_cast<int>(WebMouseEvent::ButtonNone) == - static_cast<int>(PP_INPUTEVENT_MOUSEBUTTON_NONE), - MouseNone); - COMPILE_ASSERT(static_cast<int>(WebMouseEvent::ButtonLeft) == - static_cast<int>(PP_INPUTEVENT_MOUSEBUTTON_LEFT), - MouseLeft); - COMPILE_ASSERT(static_cast<int>(WebMouseEvent::ButtonRight) == - static_cast<int>(PP_INPUTEVENT_MOUSEBUTTON_RIGHT), - MouseRight); - COMPILE_ASSERT(static_cast<int>(WebMouseEvent::ButtonMiddle) == - static_cast<int>(PP_INPUTEVENT_MOUSEBUTTON_MIDDLE), - MouseMiddle); - - const WebMouseEvent& mouse_event = - reinterpret_cast<const WebMouseEvent&>(event); - PP_InputEvent result = GetPPEventWithCommonFieldsAndType(event); - result.u.mouse.modifier = mouse_event.modifiers; - result.u.mouse.button = - static_cast<PP_InputEvent_MouseButton>(mouse_event.button); - result.u.mouse.x = static_cast<float>(mouse_event.x); - result.u.mouse.y = static_cast<float>(mouse_event.y); - result.u.mouse.click_count = mouse_event.clickCount; - pp_events->push_back(result); -} - -void AppendMouseWheelEvent(const WebInputEvent& event, - std::vector<PP_InputEvent>* pp_events) { - const WebMouseWheelEvent& mouse_wheel_event = - reinterpret_cast<const WebMouseWheelEvent&>(event); - PP_InputEvent result = GetPPEventWithCommonFieldsAndType(event); - result.u.wheel.modifier = mouse_wheel_event.modifiers; - result.u.wheel.delta_x = mouse_wheel_event.deltaX; - result.u.wheel.delta_y = mouse_wheel_event.deltaY; - result.u.wheel.wheel_ticks_x = mouse_wheel_event.wheelTicksX; - result.u.wheel.wheel_ticks_y = mouse_wheel_event.wheelTicksY; - result.u.wheel.scroll_by_page = - pepper::BoolToPPBool(!!mouse_wheel_event.scrollByPage); - pp_events->push_back(result); -} - - -WebKeyboardEvent* BuildKeyEvent(const PP_InputEvent& event) { - WebKeyboardEvent* key_event = new WebKeyboardEvent(); - switch (event.type) { - case PP_INPUTEVENT_TYPE_RAWKEYDOWN: - key_event->type = WebInputEvent::RawKeyDown; - break; - case PP_INPUTEVENT_TYPE_KEYDOWN: - key_event->type = WebInputEvent::KeyDown; - break; - case PP_INPUTEVENT_TYPE_KEYUP: - key_event->type = WebInputEvent::KeyUp; - break; - default: - NOTREACHED(); - } - key_event->timeStampSeconds = event.time_stamp; - key_event->modifiers = event.u.key.modifier; - key_event->windowsKeyCode = event.u.key.key_code; - return key_event; -} - -WebKeyboardEvent* BuildCharEvent(const PP_InputEvent& event) { - WebKeyboardEvent* key_event = new WebKeyboardEvent(); - key_event->type = WebInputEvent::Char; - key_event->timeStampSeconds = event.time_stamp; - key_event->modifiers = event.u.character.modifier; - - // Make sure to not read beyond the buffer in case some bad code doesn't - // NULL-terminate it (this is called from plugins). - size_t text_length_cap = WebKeyboardEvent::textLengthCap; - size_t text_len = 0; - while (text_len < text_length_cap && event.u.character.text[text_len]) - text_len++; - string16 text16 = UTF8ToUTF16(std::string(event.u.character.text, text_len)); - - memset(key_event->text, 0, text_length_cap); - memset(key_event->unmodifiedText, 0, text_length_cap); - for (size_t i = 0; - i < std::min(text_length_cap, text16.size()); - ++i) - key_event->text[i] = text16[i]; - return key_event; -} - -WebMouseEvent* BuildMouseEvent(const PP_InputEvent& event) { - WebMouseEvent* mouse_event = new WebMouseEvent(); - switch (event.type) { - case PP_INPUTEVENT_TYPE_MOUSEDOWN: - mouse_event->type = WebInputEvent::MouseDown; - break; - case PP_INPUTEVENT_TYPE_MOUSEUP: - mouse_event->type = WebInputEvent::MouseUp; - break; - case PP_INPUTEVENT_TYPE_MOUSEMOVE: - mouse_event->type = WebInputEvent::MouseMove; - break; - case PP_INPUTEVENT_TYPE_MOUSEENTER: - mouse_event->type = WebInputEvent::MouseEnter; - break; - case PP_INPUTEVENT_TYPE_MOUSELEAVE: - mouse_event->type = WebInputEvent::MouseLeave; - break; - default: - NOTREACHED(); - } - mouse_event->timeStampSeconds = event.time_stamp; - mouse_event->modifiers = event.u.mouse.modifier; - mouse_event->button = - static_cast<WebMouseEvent::Button>(event.u.mouse.button); - mouse_event->x = static_cast<int>(event.u.mouse.x); - mouse_event->y = static_cast<int>(event.u.mouse.y); - mouse_event->clickCount = event.u.mouse.click_count; - return mouse_event; -} - -WebMouseWheelEvent* BuildMouseWheelEvent(const PP_InputEvent& event) { - WebMouseWheelEvent* mouse_wheel_event = new WebMouseWheelEvent(); - mouse_wheel_event->type = WebInputEvent::MouseWheel; - mouse_wheel_event->timeStampSeconds = event.time_stamp; - mouse_wheel_event->modifiers = event.u.wheel.modifier; - mouse_wheel_event->deltaX = event.u.wheel.delta_x; - mouse_wheel_event->deltaY = event.u.wheel.delta_y; - mouse_wheel_event->wheelTicksX = event.u.wheel.wheel_ticks_x; - mouse_wheel_event->wheelTicksY = event.u.wheel.wheel_ticks_y; - mouse_wheel_event->scrollByPage = event.u.wheel.scroll_by_page; - return mouse_wheel_event; -} - -} // namespace - -namespace pepper { - -void CreatePPEvent(const WebInputEvent& event, - std::vector<PP_InputEvent>* pp_events) { - pp_events->clear(); - - switch (event.type) { - case WebInputEvent::MouseDown: - case WebInputEvent::MouseUp: - case WebInputEvent::MouseMove: - case WebInputEvent::MouseEnter: - case WebInputEvent::MouseLeave: - AppendMouseEvent(event, pp_events); - break; - case WebInputEvent::MouseWheel: - AppendMouseWheelEvent(event, pp_events); - break; - case WebInputEvent::RawKeyDown: - case WebInputEvent::KeyDown: - case WebInputEvent::KeyUp: - AppendKeyEvent(event, pp_events); - break; - case WebInputEvent::Char: - AppendCharEvent(event, pp_events); - break; - case WebInputEvent::Undefined: - default: - break; - } -} - -WebInputEvent* CreateWebInputEvent(const PP_InputEvent& event) { - scoped_ptr<WebInputEvent> web_input_event; - switch (event.type) { - case PP_INPUTEVENT_TYPE_UNDEFINED: - return NULL; - case PP_INPUTEVENT_TYPE_MOUSEDOWN: - case PP_INPUTEVENT_TYPE_MOUSEUP: - case PP_INPUTEVENT_TYPE_MOUSEMOVE: - case PP_INPUTEVENT_TYPE_MOUSEENTER: - case PP_INPUTEVENT_TYPE_MOUSELEAVE: - web_input_event.reset(BuildMouseEvent(event)); - break; - case PP_INPUTEVENT_TYPE_MOUSEWHEEL: - web_input_event.reset(BuildMouseWheelEvent(event)); - break; - case PP_INPUTEVENT_TYPE_RAWKEYDOWN: - case PP_INPUTEVENT_TYPE_KEYDOWN: - case PP_INPUTEVENT_TYPE_KEYUP: - web_input_event.reset(BuildKeyEvent(event)); - break; - case PP_INPUTEVENT_TYPE_CHAR: - web_input_event.reset(BuildCharEvent(event)); - break; - } - - return web_input_event.release(); -} - -} // namespace pepper |