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65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "ui/events/event_utils.h"
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#include <vector>
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#include "ui/events/event.h"
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#include "ui/gfx/display.h"
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namespace ui {
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// From third_party/WebKit/Source/web/gtk/WebInputEventFactory.cpp:
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base::char16 GetControlCharacterForKeycode(int windows_key_code, bool shift) {
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if (windows_key_code >= ui::VKEY_A &&
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windows_key_code <= ui::VKEY_Z) {
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// ctrl-A ~ ctrl-Z map to \x01 ~ \x1A
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return windows_key_code - ui::VKEY_A + 1;
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}
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if (shift) {
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// following graphics chars require shift key to input.
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switch (windows_key_code) {
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// ctrl-@ maps to \x00 (Null byte)
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case ui::VKEY_2:
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return 0;
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// ctrl-^ maps to \x1E (Record separator, Information separator two)
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case ui::VKEY_6:
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return 0x1E;
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// ctrl-_ maps to \x1F (Unit separator, Information separator one)
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case ui::VKEY_OEM_MINUS:
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return 0x1F;
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// Returns 0 for all other keys to avoid inputting unexpected chars.
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default:
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break;
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}
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} else {
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switch (windows_key_code) {
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// ctrl-[ maps to \x1B (Escape)
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case ui::VKEY_OEM_4:
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return 0x1B;
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// ctrl-\ maps to \x1C (File separator, Information separator four)
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case ui::VKEY_OEM_5:
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return 0x1C;
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// ctrl-] maps to \x1D (Group separator, Information separator three)
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case ui::VKEY_OEM_6:
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return 0x1D;
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// ctrl-Enter maps to \x0A (Line feed)
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case ui::VKEY_RETURN:
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return 0x0A;
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// Returns 0 for all other keys to avoid inputting unexpected chars.
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default:
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break;
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}
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}
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return 0;
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}
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base::TimeDelta EventTimeForNow() {
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return base::TimeDelta::FromInternalValue(
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base::TimeTicks::Now().ToInternalValue());
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}
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} // namespace ui
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