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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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| 52 #include "core/frame/Settings.h" | 52 #include "core/frame/Settings.h" |
| 53 #include "core/html/HTMLBodyElement.h" | 53 #include "core/html/HTMLBodyElement.h" |
| 54 #include "core/html/HTMLFormElement.h" | 54 #include "core/html/HTMLFormElement.h" |
| 55 #include "core/html/HTMLFrameElementBase.h" | 55 #include "core/html/HTMLFrameElementBase.h" |
| 56 #include "core/html/HTMLInputElement.h" | 56 #include "core/html/HTMLInputElement.h" |
| 57 #include "core/html/HTMLSelectElement.h" | 57 #include "core/html/HTMLSelectElement.h" |
| 58 #include "core/layout/HitTestRequest.h" | 58 #include "core/layout/HitTestRequest.h" |
| 59 #include "core/layout/HitTestResult.h" | 59 #include "core/layout/HitTestResult.h" |
| 60 #include "core/layout/Layer.h" | 60 #include "core/layout/Layer.h" |
| 61 #include "core/layout/LayoutPart.h" | 61 #include "core/layout/LayoutPart.h" |
| 62 #include "core/layout/LayoutText.h" |
| 62 #include "core/layout/LayoutTheme.h" | 63 #include "core/layout/LayoutTheme.h" |
| 63 #include "core/layout/LayoutView.h" | 64 #include "core/layout/LayoutView.h" |
| 64 #include "core/layout/line/InlineTextBox.h" | 65 #include "core/layout/line/InlineTextBox.h" |
| 65 #include "core/page/EditorClient.h" | 66 #include "core/page/EditorClient.h" |
| 66 #include "core/page/EventHandler.h" | 67 #include "core/page/EventHandler.h" |
| 67 #include "core/page/FocusController.h" | 68 #include "core/page/FocusController.h" |
| 68 #include "core/page/FrameTree.h" | 69 #include "core/page/FrameTree.h" |
| 69 #include "core/page/Page.h" | 70 #include "core/page/Page.h" |
| 70 #include "core/page/SpatialNavigation.h" | 71 #include "core/page/SpatialNavigation.h" |
| 71 #include "core/rendering/RenderText.h" | |
| 72 #include "platform/SecureTextInput.h" | 72 #include "platform/SecureTextInput.h" |
| 73 #include "platform/geometry/FloatQuad.h" | 73 #include "platform/geometry/FloatQuad.h" |
| 74 #include "platform/graphics/GraphicsContext.h" | 74 #include "platform/graphics/GraphicsContext.h" |
| 75 #include "platform/text/UnicodeUtilities.h" | 75 #include "platform/text/UnicodeUtilities.h" |
| 76 #include "wtf/text/CString.h" | 76 #include "wtf/text/CString.h" |
| 77 #include <stdio.h> | 77 #include <stdio.h> |
| 78 | 78 |
| 79 #define EDIT_DEBUG 0 | 79 #define EDIT_DEBUG 0 |
| 80 | 80 |
| 81 namespace blink { | 81 namespace blink { |
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| 387 // Replacing text can be viewed as a deletion followed by insertion. | 387 // Replacing text can be viewed as a deletion followed by insertion. |
| 388 if (positionOffset >= offset && positionOffset <= offset + oldLength) | 388 if (positionOffset >= offset && positionOffset <= offset + oldLength) |
| 389 positionOffset = offset; | 389 positionOffset = offset; |
| 390 | 390 |
| 391 // Adjust the offset if the position is after the end of the deleted content
s | 391 // Adjust the offset if the position is after the end of the deleted content
s |
| 392 // (positionOffset > offset + oldLength) to avoid having a stale offset. | 392 // (positionOffset > offset + oldLength) to avoid having a stale offset. |
| 393 if (positionOffset > offset + oldLength) | 393 if (positionOffset > offset + oldLength) |
| 394 positionOffset = positionOffset - oldLength + newLength; | 394 positionOffset = positionOffset - oldLength + newLength; |
| 395 | 395 |
| 396 // Due to case folding (http://unicode.org/Public/UCD/latest/ucd/CaseFolding
.txt), | 396 // Due to case folding (http://unicode.org/Public/UCD/latest/ucd/CaseFolding
.txt), |
| 397 // RenderText length may be different from Text length. A correct implement
ation | 397 // LayoutText length may be different from Text length. A correct implement
ation |
| 398 // would translate the RenderText offset to a Text offset; this is just a sa
fety | 398 // would translate the LayoutText offset to a Text offset; this is just a sa
fety |
| 399 // precaution to avoid offset values that run off the end of the Text. | 399 // precaution to avoid offset values that run off the end of the Text. |
| 400 if (positionOffset > node->length()) | 400 if (positionOffset > node->length()) |
| 401 positionOffset = node->length(); | 401 positionOffset = node->length(); |
| 402 | 402 |
| 403 // CharacterNode in VisibleSelection must be Text node, because Comment | 403 // CharacterNode in VisibleSelection must be Text node, because Comment |
| 404 // and ProcessingInstruction node aren't visible. | 404 // and ProcessingInstruction node aren't visible. |
| 405 return Position(toText(node), positionOffset); | 405 return Position(toText(node), positionOffset); |
| 406 } | 406 } |
| 407 | 407 |
| 408 void FrameSelection::didUpdateCharacterData(CharacterData* node, unsigned offset
, unsigned oldLength, unsigned newLength) | 408 void FrameSelection::didUpdateCharacterData(CharacterData* node, unsigned offset
, unsigned oldLength, unsigned newLength) |
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| 1944 sel.showTreeForThis(); | 1944 sel.showTreeForThis(); |
| 1945 } | 1945 } |
| 1946 | 1946 |
| 1947 void showTree(const blink::FrameSelection* sel) | 1947 void showTree(const blink::FrameSelection* sel) |
| 1948 { | 1948 { |
| 1949 if (sel) | 1949 if (sel) |
| 1950 sel->showTreeForThis(); | 1950 sel->showTreeForThis(); |
| 1951 } | 1951 } |
| 1952 | 1952 |
| 1953 #endif | 1953 #endif |
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