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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/views/controls/label.h" | 5 #include "ui/views/controls/label.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <cmath> | 8 #include <cmath> |
9 #include <limits> | 9 #include <limits> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/i18n/rtl.h" | 12 #include "base/i18n/rtl.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/strings/string_split.h" | 14 #include "base/strings/string_split.h" |
15 #include "base/strings/string_util.h" | 15 #include "base/strings/string_util.h" |
16 #include "base/strings/utf_string_conversions.h" | 16 #include "base/strings/utf_string_conversions.h" |
17 #include "ui/base/accessibility/accessible_view_state.h" | 17 #include "ui/base/accessibility/accessible_view_state.h" |
18 #include "ui/base/resource/resource_bundle.h" | 18 #include "ui/base/resource/resource_bundle.h" |
19 #include "ui/base/text/text_elider.h" | |
20 #include "ui/gfx/canvas.h" | 19 #include "ui/gfx/canvas.h" |
21 #include "ui/gfx/color_utils.h" | 20 #include "ui/gfx/color_utils.h" |
22 #include "ui/gfx/insets.h" | 21 #include "ui/gfx/insets.h" |
23 #include "ui/gfx/shadow_value.h" | 22 #include "ui/gfx/shadow_value.h" |
| 23 #include "ui/gfx/text_elider.h" |
24 #include "ui/gfx/text_utils.h" | 24 #include "ui/gfx/text_utils.h" |
25 #include "ui/native_theme/native_theme.h" | 25 #include "ui/native_theme/native_theme.h" |
26 #include "ui/views/background.h" | 26 #include "ui/views/background.h" |
27 | 27 |
28 namespace { | 28 namespace { |
29 | 29 |
30 // The padding for the focus border when rendering focused text. | 30 // The padding for the focus border when rendering focused text. |
31 const int kFocusBorderPadding = 1; | 31 const int kFocusBorderPadding = 1; |
32 const int kCachedSizeLimit = 10; | 32 const int kCachedSizeLimit = 10; |
33 | 33 |
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488 void Label::CalculateDrawStringParams(string16* paint_text, | 488 void Label::CalculateDrawStringParams(string16* paint_text, |
489 gfx::Rect* text_bounds, | 489 gfx::Rect* text_bounds, |
490 int* flags) const { | 490 int* flags) const { |
491 DCHECK(paint_text && text_bounds && flags); | 491 DCHECK(paint_text && text_bounds && flags); |
492 | 492 |
493 // TODO(msw): Use ElideRectangleText to support eliding multi-line text. Once | 493 // TODO(msw): Use ElideRectangleText to support eliding multi-line text. Once |
494 // this is done, we can set NO_ELLIPSIS unconditionally at the bottom. | 494 // this is done, we can set NO_ELLIPSIS unconditionally at the bottom. |
495 if (is_multi_line_ || (elide_behavior_ == NO_ELIDE)) { | 495 if (is_multi_line_ || (elide_behavior_ == NO_ELIDE)) { |
496 *paint_text = text_; | 496 *paint_text = text_; |
497 } else if (elide_behavior_ == ELIDE_IN_MIDDLE) { | 497 } else if (elide_behavior_ == ELIDE_IN_MIDDLE) { |
498 *paint_text = ui::ElideText(text_, font_list_, GetAvailableRect().width(), | 498 *paint_text = gfx::ElideText(text_, font_list_, GetAvailableRect().width(), |
499 ui::ELIDE_IN_MIDDLE); | 499 gfx::ELIDE_IN_MIDDLE); |
500 } else if (elide_behavior_ == ELIDE_AT_END) { | 500 } else if (elide_behavior_ == ELIDE_AT_END) { |
501 *paint_text = ui::ElideText(text_, font_list_, GetAvailableRect().width(), | 501 *paint_text = gfx::ElideText(text_, font_list_, GetAvailableRect().width(), |
502 ui::ELIDE_AT_END); | 502 gfx::ELIDE_AT_END); |
503 } else { | 503 } else { |
504 DCHECK_EQ(ELIDE_AS_EMAIL, elide_behavior_); | 504 DCHECK_EQ(ELIDE_AS_EMAIL, elide_behavior_); |
505 *paint_text = ui::ElideEmail(text_, font_list_, GetAvailableRect().width()); | 505 *paint_text = gfx::ElideEmail(text_, font_list_, |
| 506 GetAvailableRect().width()); |
506 } | 507 } |
507 | 508 |
508 *text_bounds = GetTextBounds(); | 509 *text_bounds = GetTextBounds(); |
509 *flags = ComputeDrawStringFlags(); | 510 *flags = ComputeDrawStringFlags(); |
510 if (!is_multi_line_ || (elide_behavior_ == NO_ELIDE)) | 511 if (!is_multi_line_ || (elide_behavior_ == NO_ELIDE)) |
511 *flags |= gfx::Canvas::NO_ELLIPSIS; | 512 *flags |= gfx::Canvas::NO_ELLIPSIS; |
512 } | 513 } |
513 | 514 |
514 void Label::UpdateColorsFromTheme(const ui::NativeTheme* theme) { | 515 void Label::UpdateColorsFromTheme(const ui::NativeTheme* theme) { |
515 if (!enabled_color_set_) { | 516 if (!enabled_color_set_) { |
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533 for (int i = 0; i < kCachedSizeLimit; ++i) | 534 for (int i = 0; i < kCachedSizeLimit; ++i) |
534 cached_heights_[i] = gfx::Size(); | 535 cached_heights_[i] = gfx::Size(); |
535 } | 536 } |
536 | 537 |
537 bool Label::ShouldShowDefaultTooltip() const { | 538 bool Label::ShouldShowDefaultTooltip() const { |
538 return !is_multi_line_ && | 539 return !is_multi_line_ && |
539 gfx::GetStringWidth(text_, font_list_) > GetAvailableRect().width(); | 540 gfx::GetStringWidth(text_, font_list_) > GetAvailableRect().width(); |
540 } | 541 } |
541 | 542 |
542 } // namespace views | 543 } // namespace views |
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