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author | Frederik Gladhorn <frederik.gladhorn@nokia.com> | 2011-07-05 17:05:11 +0200 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2011-08-18 20:12:15 +0200 |
commit | b5dbd1373beddb9eb4d761230c4b8d8d5ff4f6dc (patch) | |
tree | 7b6397d2fd24456f85a2d569908d54356c5a00c8 /src/gui | |
parent | a3bd9d4c0f3d9e80dbe35bd88649b245dca5f410 (diff) |
Implement text interface for QLineEdit.
Add boundary helper functions to the QAccessibleTextInterface.
Move LineEdit over to use QTextBoundaryFinder.
Reviewed-by: Jan-Arve
(cherry picked from commit c1ec1a95806cda54d5b4e9f8ed159a611bd75964)
Change-Id: Ib93599c49110aab50debe1e3fb0073dd34071c87
Reviewed-on: http://codereview.qt.nokia.com/3025
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@nokia.com>
Diffstat (limited to 'src/gui')
-rw-r--r-- | src/gui/accessible/qaccessible2.cpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/gui/accessible/qaccessible2.cpp b/src/gui/accessible/qaccessible2.cpp index 35b24f6e24..b62a7a4235 100644 --- a/src/gui/accessible/qaccessible2.cpp +++ b/src/gui/accessible/qaccessible2.cpp @@ -42,6 +42,7 @@ #include "qaccessible2.h" #include "qapplication.h" #include "qclipboard.h" +#include "qtextboundaryfinder.h" #ifndef QT_NO_ACCESSIBILITY @@ -132,6 +133,117 @@ QT_BEGIN_NAMESPACE \link http://www.linux-foundation.org/en/Accessibility/IAccessible2 IAccessible2 Specification \endlink */ + +/*! + \internal +*/ +QString Q_GUI_EXPORT textBeforeOffsetFromString(int offset, QAccessible2::BoundaryType boundaryType, + int *startOffset, int *endOffset, const QString& text) +{ + QTextBoundaryFinder::BoundaryType type; + switch (boundaryType) { + case QAccessible2::CharBoundary: + type = QTextBoundaryFinder::Grapheme; + break; + case QAccessible2::WordBoundary: + type = QTextBoundaryFinder::Word; + break; + case QAccessible2::SentenceBoundary: + type = QTextBoundaryFinder::Sentence; + break; + default: + // in any other case return the whole line + *startOffset = 0; + *endOffset = text.length(); + return text; + } + + QTextBoundaryFinder boundary(type, text); + boundary.setPosition(offset); + + if (!boundary.isAtBoundary()) { + boundary.toPreviousBoundary(); + } + boundary.toPreviousBoundary(); + *startOffset = boundary.position(); + boundary.toNextBoundary(); + *endOffset = boundary.position(); + + return text.mid(*startOffset, *endOffset - *startOffset); +} + +/*! + \internal +*/ +QString Q_GUI_EXPORT textAfterOffsetFromString(int offset, QAccessible2::BoundaryType boundaryType, + int *startOffset, int *endOffset, const QString& text) +{ + QTextBoundaryFinder::BoundaryType type; + switch (boundaryType) { + case QAccessible2::CharBoundary: + type = QTextBoundaryFinder::Grapheme; + break; + case QAccessible2::WordBoundary: + type = QTextBoundaryFinder::Word; + break; + case QAccessible2::SentenceBoundary: + type = QTextBoundaryFinder::Sentence; + break; + default: + // in any other case return the whole line + *startOffset = 0; + *endOffset = text.length(); + return text; + } + + QTextBoundaryFinder boundary(type, text); + boundary.setPosition(offset); + + boundary.toNextBoundary(); + *startOffset = boundary.position(); + boundary.toNextBoundary(); + *endOffset = boundary.position(); + + return text.mid(*startOffset, *endOffset - *startOffset); +} + +/*! + \internal +*/ +QString Q_GUI_EXPORT textAtOffsetFromString(int offset, QAccessible2::BoundaryType boundaryType, + int *startOffset, int *endOffset, const QString& text) +{ + QTextBoundaryFinder::BoundaryType type; + switch (boundaryType) { + case QAccessible2::CharBoundary: + type = QTextBoundaryFinder::Grapheme; + break; + case QAccessible2::WordBoundary: + type = QTextBoundaryFinder::Word; + break; + case QAccessible2::SentenceBoundary: + type = QTextBoundaryFinder::Sentence; + break; + default: + // in any other case return the whole line + *startOffset = 0; + *endOffset = text.length(); + return text; + } + + QTextBoundaryFinder boundary(type, text); + boundary.setPosition(offset); + + if (!boundary.isAtBoundary()) { + boundary.toPreviousBoundary(); + } + *startOffset = boundary.position(); + boundary.toNextBoundary(); + *endOffset = boundary.position(); + + return text.mid(*startOffset, *endOffset - *startOffset); +} + QAccessibleSimpleEditableTextInterface::QAccessibleSimpleEditableTextInterface( QAccessibleInterface *accessibleInterface) : iface(accessibleInterface) |