12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright 2012 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "ui/gfx/text_utils.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/i18n/char_iterator.h" 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace gfx { 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 11868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)base::string16 RemoveAcceleratorChar(const base::string16& s, 12868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::char16 accelerator_char, 13868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) int* accelerated_char_pos, 14868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) int* accelerated_char_span) { 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) bool escaped = false; 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ptrdiff_t last_char_pos = -1; 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int last_char_span = 0; 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::i18n::UTF16CharIterator chars(&s); 19868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) base::string16 accelerator_removed; 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) accelerator_removed.reserve(s.size()); 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) while (!chars.end()) { 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int32 c = chars.get(); 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int array_pos = chars.array_pos(); 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) chars.Advance(); 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (c != accelerator_char || escaped) { 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) int span = chars.array_pos() - array_pos; 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (escaped && c != accelerator_char) { 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) last_char_pos = accelerator_removed.size(); 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) last_char_span = span; 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) for (int i = 0; i < span; i++) 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) accelerator_removed.push_back(s[array_pos + i]); 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) escaped = false; 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } else { 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) escaped = true; 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (accelerated_char_pos) 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *accelerated_char_pos = last_char_pos; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (accelerated_char_span) 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) *accelerated_char_span = last_char_span; 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return accelerator_removed; 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace gfx 50