// Copyright (c) 2013 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 "ui/events/event.h" #include "ui/events/event_constants.h" #include "ui/events/event_utils.h" namespace ui { void UpdateDeviceList() { NOTIMPLEMENTED(); } base::TimeDelta EventTimeFromNative(const base::NativeEvent& native_event) { const ui::Event* event = static_cast(native_event); return event->time_stamp(); } int EventFlagsFromNative(const base::NativeEvent& native_event) { const ui::Event* event = static_cast(native_event); return event->flags(); } EventType EventTypeFromNative(const base::NativeEvent& native_event) { const ui::Event* event = static_cast(native_event); return event->type(); } gfx::Point EventSystemLocationFromNative( const base::NativeEvent& native_event) { const ui::LocatedEvent* e = static_cast(native_event); DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() || e->IsScrollEvent()); return e->location(); } gfx::Point EventLocationFromNative(const base::NativeEvent& native_event) { return EventSystemLocationFromNative(native_event); } int GetChangedMouseButtonFlagsFromNative( const base::NativeEvent& native_event) { const ui::MouseEvent* event = static_cast(native_event); DCHECK(event->IsMouseEvent() || event->IsScrollEvent()); return event->changed_button_flags(); } PointerDetails GetMousePointerDetailsFromNative( const base::NativeEvent& native_event) { const ui::MouseEvent* event = static_cast(native_event); DCHECK(event->IsMouseEvent() || event->IsScrollEvent()); return event->pointer_details(); } KeyboardCode KeyboardCodeFromNative(const base::NativeEvent& native_event) { const ui::KeyEvent* event = static_cast(native_event); DCHECK(event->IsKeyEvent()); return event->key_code(); } DomCode CodeFromNative(const base::NativeEvent& native_event) { const ui::KeyEvent* event = static_cast(native_event); DCHECK(event->IsKeyEvent()); return event->code(); } bool IsCharFromNative(const base::NativeEvent& native_event) { const ui::KeyEvent* event = static_cast(native_event); DCHECK(event->IsKeyEvent()); return event->is_char(); } gfx::Vector2d GetMouseWheelOffset(const base::NativeEvent& native_event) { const ui::MouseWheelEvent* event = static_cast(native_event); DCHECK(event->type() == ET_MOUSEWHEEL); return event->offset(); } base::NativeEvent CopyNativeEvent(const base::NativeEvent& event) { return NULL; } void ReleaseCopiedNativeEvent(const base::NativeEvent& event) { } void ClearTouchIdIfReleased(const base::NativeEvent& xev) { } int GetTouchId(const base::NativeEvent& native_event) { const ui::TouchEvent* event = static_cast(native_event); DCHECK(event->IsTouchEvent()); return event->touch_id(); } PointerDetails GetTouchPointerDetailsFromNative( const base::NativeEvent& native_event) { const ui::TouchEvent* event = static_cast(native_event); DCHECK(event->IsTouchEvent()); return event->pointer_details(); } float GetTouchAngle(const base::NativeEvent& native_event) { const ui::TouchEvent* event = static_cast(native_event); DCHECK(event->IsTouchEvent()); return event->rotation_angle(); } bool GetScrollOffsets(const base::NativeEvent& native_event, float* x_offset, float* y_offset, float* x_offset_ordinal, float* y_offset_ordinal, int* finger_count) { const ui::ScrollEvent* event = static_cast(native_event); DCHECK(event->IsScrollEvent()); if (x_offset) *x_offset = event->x_offset(); if (y_offset) *y_offset = event->y_offset(); if (x_offset_ordinal) *x_offset_ordinal = event->x_offset_ordinal(); if (y_offset_ordinal) *y_offset_ordinal = event->y_offset_ordinal(); if (finger_count) *finger_count = event->finger_count(); return true; } bool GetFlingData(const base::NativeEvent& native_event, float* vx, float* vy, float* vx_ordinal, float* vy_ordinal, bool* is_cancel) { const ui::ScrollEvent* event = static_cast(native_event); DCHECK(event->IsScrollEvent()); if (vx) *vx = event->x_offset(); if (vy) *vy = event->y_offset(); if (vx_ordinal) *vx_ordinal = event->x_offset_ordinal(); if (vy_ordinal) *vy_ordinal = event->y_offset_ordinal(); if (is_cancel) *is_cancel = event->type() == ET_SCROLL_FLING_CANCEL; return true; } } // namespace ui