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| 1 /* | 1 /* |
| 2 * Copyright (C) 2005 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2005 Apple Computer, 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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| 94 if (text.contains('\t') || text.contains(' ') || text.contains('\n')) | 94 if (text.contains('\t') || text.contains(' ') || text.contains('\n')) |
| 95 return false; | 95 return false; |
| 96 | 96 |
| 97 Position start = endingSelection().start(); | 97 Position start = endingSelection().start(); |
| 98 Position endPosition = replaceSelectedTextInNode(text); | 98 Position endPosition = replaceSelectedTextInNode(text); |
| 99 if (endPosition.isNull()) | 99 if (endPosition.isNull()) |
| 100 return false; | 100 return false; |
| 101 | 101 |
| 102 setEndingSelectionWithoutValidation(start, endPosition); | 102 setEndingSelectionWithoutValidation(start, endPosition); |
| 103 if (!selectInsertedText) | 103 if (!selectInsertedText) |
| 104 setEndingSelection(VisibleSelection(endingSelection().visibleEnd(), endi
ngSelection().isDirectional())); | 104 setEndingSelection(VisibleSelection(endingSelection().visibleEndDeprecat
ed(), endingSelection().isDirectional())); |
| 105 | 105 |
| 106 return true; | 106 return true; |
| 107 } | 107 } |
| 108 | 108 |
| 109 bool InsertTextCommand::performOverwrite(const String& text, bool selectInserted
Text) | 109 bool InsertTextCommand::performOverwrite(const String& text, bool selectInserted
Text) |
| 110 { | 110 { |
| 111 Position start = endingSelection().start(); | 111 Position start = endingSelection().start(); |
| 112 if (start.isNull() || !start.isOffsetInAnchor() || !start.computeContainerNo
de()->isTextNode()) | 112 if (start.isNull() || !start.isOffsetInAnchor() || !start.computeContainerNo
de()->isTextNode()) |
| 113 return false; | 113 return false; |
| 114 Text* textNode = toText(start.computeContainerNode()); | 114 Text* textNode = toText(start.computeContainerNode()); |
| 115 if (!textNode) | 115 if (!textNode) |
| 116 return false; | 116 return false; |
| 117 | 117 |
| 118 unsigned count = std::min(text.length(), textNode->length() - start.offsetIn
ContainerNode()); | 118 unsigned count = std::min(text.length(), textNode->length() - start.offsetIn
ContainerNode()); |
| 119 if (!count) | 119 if (!count) |
| 120 return false; | 120 return false; |
| 121 | 121 |
| 122 replaceTextInNode(textNode, start.offsetInContainerNode(), count, text); | 122 replaceTextInNode(textNode, start.offsetInContainerNode(), count, text); |
| 123 | 123 |
| 124 Position endPosition = Position(textNode, start.offsetInContainerNode() + te
xt.length()); | 124 Position endPosition = Position(textNode, start.offsetInContainerNode() + te
xt.length()); |
| 125 setEndingSelectionWithoutValidation(start, endPosition); | 125 setEndingSelectionWithoutValidation(start, endPosition); |
| 126 if (!selectInsertedText) | 126 if (!selectInsertedText) |
| 127 setEndingSelection(VisibleSelection(endingSelection().visibleEnd(), endi
ngSelection().isDirectional())); | 127 setEndingSelection(VisibleSelection(endingSelection().visibleEndDeprecat
ed(), endingSelection().isDirectional())); |
| 128 | 128 |
| 129 return true; | 129 return true; |
| 130 } | 130 } |
| 131 | 131 |
| 132 void InsertTextCommand::doApply(EditingState* editingState) | 132 void InsertTextCommand::doApply(EditingState* editingState) |
| 133 { | 133 { |
| 134 DCHECK_EQ(m_text.find('\n'), kNotFound); | 134 DCHECK_EQ(m_text.find('\n'), kNotFound); |
| 135 | 135 |
| 136 if (!endingSelection().isNonOrphanedCaretOrRange()) | 136 if (!endingSelection().isNonOrphanedCaretOrRange()) |
| 137 return; | 137 return; |
| 138 | 138 |
| 139 // Delete the current selection. | 139 // Delete the current selection. |
| 140 // FIXME: This delete operation blows away the typing style. | 140 // FIXME: This delete operation blows away the typing style. |
| 141 if (endingSelection().isRange()) { | 141 if (endingSelection().isRange()) { |
| 142 if (performTrivialReplace(m_text, m_selectInsertedText)) | 142 if (performTrivialReplace(m_text, m_selectInsertedText)) |
| 143 return; | 143 return; |
| 144 bool endOfSelectionWasAtStartOfBlock = isStartOfBlock(endingSelection().
visibleEnd()); | 144 bool endOfSelectionWasAtStartOfBlock = isStartOfBlock(endingSelection().
visibleEndDeprecated()); |
| 145 deleteSelection(editingState, false, true, false, false); | 145 deleteSelection(editingState, false, true, false, false); |
| 146 if (editingState->isAborted()) | 146 if (editingState->isAborted()) |
| 147 return; | 147 return; |
| 148 // deleteSelection eventually makes a new endingSelection out of a Posit
ion. If that Position doesn't have | 148 // deleteSelection eventually makes a new endingSelection out of a Posit
ion. If that Position doesn't have |
| 149 // a layoutObject (e.g. it is on a <frameset> in the DOM), the VisibleSe
lection cannot be canonicalized to | 149 // a layoutObject (e.g. it is on a <frameset> in the DOM), the VisibleSe
lection cannot be canonicalized to |
| 150 // anything other than NoSelection. The rest of this function requires a
real endingSelection, so bail out. | 150 // anything other than NoSelection. The rest of this function requires a
real endingSelection, so bail out. |
| 151 if (endingSelection().isNone()) | 151 if (endingSelection().isNone()) |
| 152 return; | 152 return; |
| 153 if (endOfSelectionWasAtStartOfBlock) { | 153 if (endOfSelectionWasAtStartOfBlock) { |
| 154 if (EditingStyle* typingStyle = document().frame()->selection().typi
ngStyle()) | 154 if (EditingStyle* typingStyle = document().frame()->selection().typi
ngStyle()) |
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| 285 } | 285 } |
| 286 } | 286 } |
| 287 if (editingState->isAborted()) | 287 if (editingState->isAborted()) |
| 288 return Position(); | 288 return Position(); |
| 289 | 289 |
| 290 // return the position following the new tab | 290 // return the position following the new tab |
| 291 return Position::lastPositionInNode(spanElement); | 291 return Position::lastPositionInNode(spanElement); |
| 292 } | 292 } |
| 293 | 293 |
| 294 } // namespace blink | 294 } // namespace blink |
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