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1 /* | 1 /* |
2 * Copyright (C) 2004, 2008, 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2004, 2008, 2009, 2010 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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427 bool FrameSelection::SelectionHasFocus() const { | 427 bool FrameSelection::SelectionHasFocus() const { |
428 // TODO(editing-dev): Hoist UpdateStyleAndLayoutIgnorePendingStylesheets | 428 // TODO(editing-dev): Hoist UpdateStyleAndLayoutIgnorePendingStylesheets |
429 // to caller. See http://crbug.com/590369 for more details. | 429 // to caller. See http://crbug.com/590369 for more details. |
430 GetDocument().UpdateStyleAndLayoutIgnorePendingStylesheets(); | 430 GetDocument().UpdateStyleAndLayoutIgnorePendingStylesheets(); |
431 const Node* current = | 431 const Node* current = |
432 ComputeVisibleSelectionInDOMTree().Start().ComputeContainerNode(); | 432 ComputeVisibleSelectionInDOMTree().Start().ComputeContainerNode(); |
433 if (!current) | 433 if (!current) |
434 return false; | 434 return false; |
435 | 435 |
436 // No focused element means document root has focus. | 436 // No focused element means document root has focus. |
437 const Element* const focused_element = GetDocument().FocusedElement() | 437 Element* const focused_element = GetDocument().FocusedElement() |
438 ? GetDocument().FocusedElement() | 438 ? GetDocument().FocusedElement() |
439 : GetDocument().documentElement(); | 439 : GetDocument().documentElement(); |
440 if (!focused_element) | 440 if (!focused_element) |
441 return false; | 441 return false; |
442 | 442 |
443 if (focused_element->IsTextControl()) | 443 if (focused_element->IsTextControl()) |
444 return focused_element->ContainsIncludingHostElements(*current); | 444 return focused_element->ContainsIncludingHostElements(*current); |
445 | 445 |
| 446 // Selection has focus if it contains the focused element. |
| 447 const PositionInFlatTree& focused_position = |
| 448 PositionInFlatTree::FirstPositionInNode(focused_element); |
| 449 if (ComputeVisibleSelectionInFlatTree().Start() <= focused_position && |
| 450 ComputeVisibleSelectionInFlatTree().end() >= focused_position) |
| 451 return true; |
| 452 |
446 bool has_editable_style = HasEditableStyle(*current); | 453 bool has_editable_style = HasEditableStyle(*current); |
447 do { | 454 do { |
448 // If the selection is within an editable sub tree and that sub tree | 455 // If the selection is within an editable sub tree and that sub tree |
449 // doesn't have focus, the selection doesn't have focus either. | 456 // doesn't have focus, the selection doesn't have focus either. |
450 if (has_editable_style && !HasEditableStyle(*current)) | 457 if (has_editable_style && !HasEditableStyle(*current)) |
451 return false; | 458 return false; |
452 | 459 |
453 // Selection has focus if its sub tree has focus. | 460 // Selection has focus if its sub tree has focus. |
454 if (current == focused_element) | 461 if (current == focused_element) |
455 return true; | 462 return true; |
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1183 } | 1190 } |
1184 | 1191 |
1185 void showTree(const blink::FrameSelection* sel) { | 1192 void showTree(const blink::FrameSelection* sel) { |
1186 if (sel) | 1193 if (sel) |
1187 sel->ShowTreeForThis(); | 1194 sel->ShowTreeForThis(); |
1188 else | 1195 else |
1189 LOG(INFO) << "Cannot showTree for <null> FrameSelection."; | 1196 LOG(INFO) << "Cannot showTree for <null> FrameSelection."; |
1190 } | 1197 } |
1191 | 1198 |
1192 #endif | 1199 #endif |
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