diff options
Diffstat (limited to 'indra/llui')
| -rw-r--r-- | indra/llui/CMakeLists.txt | 5 | ||||
| -rw-r--r-- | indra/llui/lllineeditor.cpp | 306 | ||||
| -rw-r--r-- | indra/llui/lllineeditor.h | 33 | ||||
| -rw-r--r-- | indra/llui/llmenugl.cpp | 10 | ||||
| -rw-r--r-- | indra/llui/llmenugl.h | 6 | ||||
| -rw-r--r-- | indra/llui/llscrollcontainer.cpp | 3 | ||||
| -rw-r--r-- | indra/llui/llspellcheck.cpp | 505 | ||||
| -rw-r--r-- | indra/llui/llspellcheck.h | 93 | ||||
| -rw-r--r-- | indra/llui/llspellcheckmenuhandler.h | 46 | ||||
| -rw-r--r-- | indra/llui/lltextbase.cpp | 236 | ||||
| -rw-r--r-- | indra/llui/lltextbase.h | 31 | ||||
| -rw-r--r-- | indra/llui/lltexteditor.cpp | 38 |
12 files changed, 1270 insertions, 42 deletions
diff --git a/indra/llui/CMakeLists.txt b/indra/llui/CMakeLists.txt index 20c3456a56..cca4ca3981 100644 --- a/indra/llui/CMakeLists.txt +++ b/indra/llui/CMakeLists.txt @@ -23,6 +23,7 @@ include_directories( ${LLWINDOW_INCLUDE_DIRS} ${LLVFS_INCLUDE_DIRS} ${LLXML_INCLUDE_DIRS} + ${LIBS_PREBUILD_DIR}/include/hunspell ) set(llui_SOURCE_FILES @@ -84,6 +85,7 @@ set(llui_SOURCE_FILES llsearcheditor.cpp llslider.cpp llsliderctrl.cpp + llspellcheck.cpp llspinctrl.cpp llstatbar.cpp llstatgraph.cpp @@ -191,6 +193,8 @@ set(llui_HEADER_FILES llscrolllistitem.h llsliderctrl.h llslider.h + llspellcheck.h + llspellcheckmenuhandler.h llspinctrl.h llstatbar.h llstatgraph.h @@ -260,6 +264,7 @@ target_link_libraries(llui ${LLXUIXML_LIBRARIES} ${LLXML_LIBRARIES} ${LLMATH_LIBRARIES} + ${HUNSPELL_LIBRARY} ${LLCOMMON_LIBRARIES} # must be after llimage, llwindow, llrender ) diff --git a/indra/llui/lllineeditor.cpp b/indra/llui/lllineeditor.cpp index d0fbf4b913..48d49af588 100644 --- a/indra/llui/lllineeditor.cpp +++ b/indra/llui/lllineeditor.cpp @@ -45,6 +45,7 @@ #include "llkeyboard.h" #include "llrect.h" #include "llresmgr.h" +#include "llspellcheck.h" #include "llstring.h" #include "llwindow.h" #include "llui.h" @@ -65,6 +66,7 @@ const S32 SCROLL_INCREMENT_ADD = 0; // make space for typing const S32 SCROLL_INCREMENT_DEL = 4; // make space for baskspacing const F32 AUTO_SCROLL_TIME = 0.05f; const F32 TRIPLE_CLICK_INTERVAL = 0.3f; // delay between double and triple click. *TODO: make this equal to the double click interval? +const F32 SPELLCHECK_DELAY = 0.5f; // delay between the last keypress and spell checking the word the cursor is on const std::string PASSWORD_ASTERISK( "\xE2\x80\xA2" ); // U+2022 BULLET @@ -88,6 +90,7 @@ LLLineEditor::Params::Params() background_image_focused("background_image_focused"), select_on_focus("select_on_focus", false), revert_on_esc("revert_on_esc", true), + spellcheck("spellcheck", false), commit_on_focus_lost("commit_on_focus_lost", true), ignore_tab("ignore_tab", true), is_password("is_password", false), @@ -134,6 +137,9 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) mIgnoreArrowKeys( FALSE ), mIgnoreTab( p.ignore_tab ), mDrawAsterixes( p.is_password ), + mSpellCheck( p.spellcheck ), + mSpellCheckStart(-1), + mSpellCheckEnd(-1), mSelectAllonFocusReceived( p.select_on_focus ), mSelectAllonCommit( TRUE ), mPassDelete(FALSE), @@ -151,7 +157,8 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) mHighlightColor(p.highlight_color()), mPreeditBgColor(p.preedit_bg_color()), mGLFont(p.font), - mContextMenuHandle() + mContextMenuHandle(), + mAutoreplaceCallback() { llassert( mMaxLengthBytes > 0 ); @@ -177,6 +184,12 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p) updateTextPadding(); setCursor(mText.length()); + if (mSpellCheck) + { + LLSpellChecker::setSettingsChangeCallback(boost::bind(&LLLineEditor::onSpellCheckSettingsChange, this)); + } + mSpellCheckTimer.reset(); + setPrevalidateInput(p.prevalidate_input_callback()); setPrevalidate(p.prevalidate_callback()); @@ -195,7 +208,6 @@ LLLineEditor::~LLLineEditor() gFocusMgr.releaseFocusIfNeeded( this ); } - void LLLineEditor::onFocusReceived() { gEditMenuHandler = this; @@ -519,6 +531,99 @@ void LLLineEditor::selectAll() updatePrimary(); } +bool LLLineEditor::getSpellCheck() const +{ + return (LLSpellChecker::getUseSpellCheck()) && (!mReadOnly) && (mSpellCheck); +} + +const std::string& LLLineEditor::getSuggestion(U32 index) const +{ + return (index < mSuggestionList.size()) ? mSuggestionList[index] : LLStringUtil::null; +} + +U32 LLLineEditor::getSuggestionCount() const +{ + return mSuggestionList.size(); +} + +void LLLineEditor::replaceWithSuggestion(U32 index) +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= (U32)mCursorPos) && (it->second >= (U32)mCursorPos) ) + { + deselect(); + + // Delete the misspelled word + mText.erase(it->first, it->second - it->first); + + // Insert the suggestion in its place + LLWString suggestion = utf8str_to_wstring(mSuggestionList[index]); + mText.insert(it->first, suggestion); + setCursor(it->first + (S32)suggestion.length()); + + break; + } + } + mSpellCheckStart = mSpellCheckEnd = -1; +} + +void LLLineEditor::addToDictionary() +{ + if (canAddToDictionary()) + { + LLSpellChecker::instance().addToCustomDictionary(getMisspelledWord(mCursorPos)); + } +} + +bool LLLineEditor::canAddToDictionary() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); +} + +void LLLineEditor::addToIgnore() +{ + if (canAddToIgnore()) + { + LLSpellChecker::instance().addToIgnoreList(getMisspelledWord(mCursorPos)); + } +} + +bool LLLineEditor::canAddToIgnore() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); +} + +std::string LLLineEditor::getMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return wstring_to_utf8str(mText.getWString().substr(it->first, it->second - it->first)); + } + } + return LLStringUtil::null; +} + +bool LLLineEditor::isMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return true; + } + } + return false; +} + +void LLLineEditor::onSpellCheckSettingsChange() +{ + // Recheck the spelling on every change + mMisspellRanges.clear(); + mSpellCheckStart = mSpellCheckEnd = -1; +} BOOL LLLineEditor::handleDoubleClick(S32 x, S32 y, MASK mask) { @@ -866,6 +971,12 @@ void LLLineEditor::addChar(const llwchar uni_char) LLUI::reportBadKeystroke(); } + if (!mReadOnly && mAutoreplaceCallback != NULL) + { + // call callback + mAutoreplaceCallback(mText, mCursorPos); + } + getWindow()->hideCursorUntilMouseMove(); } @@ -1058,9 +1169,8 @@ void LLLineEditor::cut() LLUI::reportBadKeystroke(); } else - if( mKeystrokeCallback ) { - mKeystrokeCallback( this ); + onKeystroke(); } } } @@ -1187,9 +1297,8 @@ void LLLineEditor::pasteHelper(bool is_primary) LLUI::reportBadKeystroke(); } else - if( mKeystrokeCallback ) { - mKeystrokeCallback( this ); + onKeystroke(); } } } @@ -1442,9 +1551,10 @@ BOOL LLLineEditor::handleKeyHere(KEY key, MASK mask ) // Notify owner if requested if (!need_to_rollback && handled) { - if (mKeystrokeCallback) + onKeystroke(); + if ( (!selection_modified) && (KEY_BACKSPACE == key) ) { - mKeystrokeCallback(this); + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } } @@ -1497,12 +1607,11 @@ BOOL LLLineEditor::handleUnicodeCharHere(llwchar uni_char) // Notify owner if requested if( !need_to_rollback && handled ) { - if( mKeystrokeCallback ) - { - // HACK! The only usage of this callback doesn't do anything with the character. - // We'll have to do something about this if something ever changes! - Doug - mKeystrokeCallback( this ); - } + // HACK! The only usage of this callback doesn't do anything with the character. + // We'll have to do something about this if something ever changes! - Doug + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } return handled; @@ -1531,9 +1640,7 @@ void LLLineEditor::doDelete() if (!prevalidateInput(text_to_delete)) { - if( mKeystrokeCallback ) - mKeystrokeCallback( this ); - + onKeystroke(); return; } setCursor(getCursor() + 1); @@ -1549,10 +1656,9 @@ void LLLineEditor::doDelete() } else { - if( mKeystrokeCallback ) - { - mKeystrokeCallback( this ); - } + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } } } @@ -1624,6 +1730,10 @@ void LLLineEditor::draw() background.stretch( -mBorderThickness ); S32 lineeditor_v_pad = (background.getHeight() - mGLFont->getLineHeight()) / 2; + if (mSpellCheck) + { + lineeditor_v_pad += 1; + } drawBackground(); @@ -1698,14 +1808,14 @@ void LLLineEditor::draw() { S32 select_left; S32 select_right; - if( mSelectionStart < getCursor() ) + if (mSelectionStart < mSelectionEnd) { select_left = mSelectionStart; - select_right = getCursor(); + select_right = mSelectionEnd; } else { - select_left = getCursor(); + select_left = mSelectionEnd; select_right = mSelectionStart; } @@ -1749,7 +1859,7 @@ void LLLineEditor::draw() if( (rendered_pixels_right < (F32)mTextRightEdge) && (rendered_text < text_len) ) { // unselected, right side - mGLFont->render( + rendered_text += mGLFont->render( mText, mScrollHPos + rendered_text, rendered_pixels_right, text_bottom, text_color, @@ -1763,7 +1873,7 @@ void LLLineEditor::draw() } else { - mGLFont->render( + rendered_text = mGLFont->render( mText, mScrollHPos, rendered_pixels_right, text_bottom, text_color, @@ -1778,6 +1888,101 @@ void LLLineEditor::draw() mBorder->setVisible(FALSE); // no more programmatic art. #endif + if ( (getSpellCheck()) && (mText.length() > 2) ) + { + // Calculate start and end indices for the first and last visible word + U32 start = prevWordPos(mScrollHPos), end = nextWordPos(mScrollHPos + rendered_text); + + if ( (mSpellCheckStart != start) || (mSpellCheckEnd != end) ) + { + const LLWString& text = mText.getWString().substr(start, end); + + // Find the start of the first word + U32 word_start = 0, word_end = 0; + while ( (word_start < text.length()) && (!LLStringOps::isAlpha(text[word_start])) ) + { + word_start++; + } + + // Iterate over all words in the text block and check them one by one + mMisspellRanges.clear(); + while (word_start < text.length()) + { + // Find the end of the current word (special case handling for "'" when it's used as a contraction) + word_end = word_start + 1; + while ( (word_end < text.length()) && + ((LLWStringUtil::isPartOfWord(text[word_end])) || + ((L'\'' == text[word_end]) && (word_end + 1 < text.length()) && + (LLStringOps::isAlnum(text[word_end - 1])) && (LLStringOps::isAlnum(text[word_end + 1])))) ) + { + word_end++; + } + if (word_end > text.length()) + { + break; + } + + // Don't process words shorter than 3 characters + std::string word = wstring_to_utf8str(text.substr(word_start, word_end - word_start)); + if ( (word.length() >= 3) && (!LLSpellChecker::instance().checkSpelling(word)) ) + { + mMisspellRanges.push_back(std::pair<U32, U32>(start + word_start, start + word_end)); + } + + // Find the start of the next word + word_start = word_end + 1; + while ( (word_start < text.length()) && (!LLWStringUtil::isPartOfWord(text[word_start])) ) + { + word_start++; + } + } + + mSpellCheckStart = start; + mSpellCheckEnd = end; + } + + // Draw squiggly lines under any (visible) misspelled words + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + // Skip over words that aren't (partially) visible + if ( ((it->first < start) && (it->second < start)) || (it->first > end) ) + { + continue; + } + + // Skip the current word if the user is still busy editing it + if ( (!mSpellCheckTimer.hasExpired()) && (it->first <= (U32)mCursorPos) && (it->second >= (U32)mCursorPos) ) + { + continue; + } + + S32 pxWidth = getRect().getWidth(); + S32 pxStart = findPixelNearestPos(it->first - getCursor()); + if (pxStart > pxWidth) + { + continue; + } + S32 pxEnd = findPixelNearestPos(it->second - getCursor()); + if (pxEnd > pxWidth) + { + pxEnd = pxWidth; + } + + S32 pxBottom = (S32)(text_bottom + mGLFont->getDescenderHeight()); + + gGL.color4ub(255, 0, 0, 200); + while (pxStart + 1 < pxEnd) + { + gl_line_2d(pxStart, pxBottom, pxStart + 2, pxBottom - 2); + if (pxStart + 3 < pxEnd) + { + gl_line_2d(pxStart + 2, pxBottom - 3, pxStart + 4, pxBottom - 1); + } + pxStart += 4; + } + } + } + // If we're editing... if( hasFocus()) { @@ -2109,6 +2314,15 @@ void LLLineEditor::setSelectAllonFocusReceived(BOOL b) mSelectAllonFocusReceived = b; } +void LLLineEditor::onKeystroke() +{ + if (mKeystrokeCallback) + { + mKeystrokeCallback(this); + } + + mSpellCheckStart = mSpellCheckEnd = -1; +} void LLLineEditor::setKeystrokeCallback(callback_t callback, void* user_data) { @@ -2231,10 +2445,9 @@ void LLLineEditor::updatePreedit(const LLWString &preedit_string, // Update of the preedit should be caused by some key strokes. mKeystrokeTimer.reset(); - if( mKeystrokeCallback ) - { - mKeystrokeCallback( this ); - } + onKeystroke(); + + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } BOOL LLLineEditor::getPreeditLocation(S32 query_offset, LLCoordGL *coord, LLRect *bounds, LLRect *control) const @@ -2386,7 +2599,38 @@ void LLLineEditor::showContextMenu(S32 x, S32 y) S32 screen_x, screen_y; localPointToScreen(x, y, &screen_x, &screen_y); - menu->show(screen_x, screen_y); + + setCursorAtLocalPos(x); + if (hasSelection()) + { + if ( (mCursorPos < llmin(mSelectionStart, mSelectionEnd)) || (mCursorPos > llmax(mSelectionStart, mSelectionEnd)) ) + { + deselect(); + } + else + { + setCursor(llmax(mSelectionStart, mSelectionEnd)); + } + } + + bool use_spellcheck = getSpellCheck(), is_misspelled = false; + if (use_spellcheck) + { + mSuggestionList.clear(); + + // If the cursor is on a misspelled word, retrieve suggestions for it + std::string misspelled_word = getMisspelledWord(mCursorPos); + if ((is_misspelled = !misspelled_word.empty()) == true) + { + LLSpellChecker::instance().getSuggestions(misspelled_word, mSuggestionList); + } + } + + menu->setItemVisible("Suggestion Separator", (use_spellcheck) && (!mSuggestionList.empty())); + menu->setItemVisible("Add to Dictionary", (use_spellcheck) && (is_misspelled)); + menu->setItemVisible("Add to Ignore", (use_spellcheck) && (is_misspelled)); + menu->setItemVisible("Spellcheck Separator", (use_spellcheck) && (is_misspelled)); + menu->show(screen_x, screen_y, this); } } diff --git a/indra/llui/lllineeditor.h b/indra/llui/lllineeditor.h index 2518dbe3c7..71dd53f608 100644 --- a/indra/llui/lllineeditor.h +++ b/indra/llui/lllineeditor.h @@ -40,6 +40,7 @@ #include "llframetimer.h" #include "lleditmenuhandler.h" +#include "llspellcheckmenuhandler.h" #include "lluictrl.h" #include "lluiimage.h" #include "lluistring.h" @@ -54,7 +55,7 @@ class LLButton; class LLContextMenu; class LLLineEditor -: public LLUICtrl, public LLEditMenuHandler, protected LLPreeditor +: public LLUICtrl, public LLEditMenuHandler, protected LLPreeditor, public LLSpellCheckMenuHandler { public: @@ -86,6 +87,7 @@ public: Optional<bool> select_on_focus, revert_on_esc, + spellcheck, commit_on_focus_lost, ignore_tab, is_password; @@ -146,6 +148,24 @@ public: virtual void deselect(); virtual BOOL canDeselect() const; + // LLSpellCheckMenuHandler overrides + /*virtual*/ bool getSpellCheck() const; + + /*virtual*/ const std::string& getSuggestion(U32 index) const; + /*virtual*/ U32 getSuggestionCount() const; + /*virtual*/ void replaceWithSuggestion(U32 index); + + /*virtual*/ void addToDictionary(); + /*virtual*/ bool canAddToDictionary() const; + + /*virtual*/ void addToIgnore(); + /*virtual*/ bool canAddToIgnore() const; + + // Spell checking helper functions + std::string getMisspelledWord(U32 pos) const; + bool isMisspelledWord(U32 pos) const; + void onSpellCheckSettingsChange(); + // view overrides virtual void draw(); virtual void reshape(S32 width,S32 height,BOOL called_from_parent=TRUE); @@ -169,6 +189,9 @@ public: virtual BOOL setTextArg( const std::string& key, const LLStringExplicit& text ); virtual BOOL setLabelArg( const std::string& key, const LLStringExplicit& text ); + typedef boost::function<void(LLUIString&, S32&)> autoreplace_callback_t; + autoreplace_callback_t mAutoreplaceCallback; + void setAutoreplaceCallback(autoreplace_callback_t cb) { mAutoreplaceCallback = cb; } void setLabel(const LLStringExplicit &new_label) { mLabel = new_label; } const std::string& getLabel() { return mLabel.getString(); } @@ -223,6 +246,7 @@ public: void setSelectAllonFocusReceived(BOOL b); void setSelectAllonCommit(BOOL b) { mSelectAllonCommit = b; } + void onKeystroke(); typedef boost::function<void (LLLineEditor* caller, void* user_data)> callback_t; void setKeystrokeCallback(callback_t callback, void* user_data); @@ -322,6 +346,13 @@ protected: S32 mLastSelectionStart; S32 mLastSelectionEnd; + bool mSpellCheck; + S32 mSpellCheckStart; + S32 mSpellCheckEnd; + LLTimer mSpellCheckTimer; + std::list<std::pair<U32, U32> > mMisspellRanges; + std::vector<std::string> mSuggestionList; + LLTextValidate::validate_func_t mPrevalidateFunc; LLTextValidate::validate_func_t mPrevalidateInputFunc; diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp index ff6928ffda..efb9848a90 100644 --- a/indra/llui/llmenugl.cpp +++ b/indra/llui/llmenugl.cpp @@ -3854,7 +3854,7 @@ void LLContextMenu::setVisible(BOOL visible) } // Takes cursor position in screen space? -void LLContextMenu::show(S32 x, S32 y) +void LLContextMenu::show(S32 x, S32 y, LLView* spawning_view) { if (getChildList()->empty()) { @@ -3908,6 +3908,14 @@ void LLContextMenu::show(S32 x, S32 y) setRect(rect); arrange(); + if (spawning_view) + { + mSpawningViewHandle = spawning_view->getHandle(); + } + else + { + mSpawningViewHandle.markDead(); + } LLView::setVisible(TRUE); } diff --git a/indra/llui/llmenugl.h b/indra/llui/llmenugl.h index 36f3ba34b9..67b3e1fbe6 100644 --- a/indra/llui/llmenugl.h +++ b/indra/llui/llmenugl.h @@ -670,7 +670,7 @@ public: virtual void draw (); - virtual void show (S32 x, S32 y); + virtual void show (S32 x, S32 y, LLView* spawning_view = NULL); virtual void hide (); virtual BOOL handleHover ( S32 x, S32 y, MASK mask ); @@ -683,10 +683,14 @@ public: LLHandle<LLContextMenu> getHandle() { return getDerivedHandle<LLContextMenu>(); } + LLView* getSpawningView() const { return mSpawningViewHandle.get(); } + void setSpawningView(LLHandle<LLView> spawning_view) { mSpawningViewHandle = spawning_view; } + protected: BOOL mHoveredAnyItem; LLMenuItemGL* mHoverItem; LLRootHandle<LLContextMenu> mHandle; + LLHandle<LLView> mSpawningViewHandle; }; diff --git a/indra/llui/llscrollcontainer.cpp b/indra/llui/llscrollcontainer.cpp index 9b7e30bb04..2fd187a526 100644 --- a/indra/llui/llscrollcontainer.cpp +++ b/indra/llui/llscrollcontainer.cpp @@ -389,12 +389,11 @@ void LLScrollContainer::calcVisibleSize( S32 *visible_width, S32 *visible_height { *show_h_scrollbar = TRUE; *visible_height -= scrollbar_size; - + // Note: Do *not* recompute *show_v_scrollbar here because with // The view inside the scroll container should not be extended // to container's full height to ensure the correct computation // of *show_v_scrollbar after subtracting horizontal scrollbar_size. - // Must retest now that visible_height has changed if( !*show_v_scrollbar && ((doc_height - *visible_height) > 1) ) { *show_v_scrollbar = TRUE; diff --git a/indra/llui/llspellcheck.cpp b/indra/llui/llspellcheck.cpp new file mode 100644 index 0000000000..a189375fbe --- /dev/null +++ b/indra/llui/llspellcheck.cpp @@ -0,0 +1,505 @@ +/** + * @file llspellcheck.cpp + * @brief Spell checking functionality + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "linden_common.h" + +#include "lldir.h" +#include "llsdserialize.h" + +#include "llspellcheck.h" +#if LL_WINDOWS + #include <hunspell/hunspelldll.h> + #pragma comment(lib, "libhunspell.lib") +#else + #include <hunspell/hunspell.hxx> +#endif + +static const std::string DICT_DIR = "dictionaries"; +static const std::string DICT_FILE_CUSTOM = "user_custom.dic"; +static const std::string DICT_FILE_IGNORE = "user_ignore.dic"; + +static const std::string DICT_FILE_MAIN = "dictionaries.xml"; +static const std::string DICT_FILE_USER = "user_dictionaries.xml"; + +LLSD LLSpellChecker::sDictMap; +LLSpellChecker::settings_change_signal_t LLSpellChecker::sSettingsChangeSignal; + +LLSpellChecker::LLSpellChecker() + : mHunspell(NULL) +{ + // Load initial dictionary information + refreshDictionaryMap(); +} + +LLSpellChecker::~LLSpellChecker() +{ + delete mHunspell; +} + +bool LLSpellChecker::checkSpelling(const std::string& word) const +{ + if ( (!mHunspell) || (word.length() < 3) || (0 != mHunspell->spell(word.c_str())) ) + { + return true; + } + if (mIgnoreList.size() > 0) + { + std::string word_lower(word); + LLStringUtil::toLower(word_lower); + return (mIgnoreList.end() != std::find(mIgnoreList.begin(), mIgnoreList.end(), word_lower)); + } + return false; +} + +S32 LLSpellChecker::getSuggestions(const std::string& word, std::vector<std::string>& suggestions) const +{ + suggestions.clear(); + if ( (!mHunspell) || (word.length() < 3) ) + { + return 0; + } + + char** suggestion_list; int suggestion_cnt = 0; + if ( (suggestion_cnt = mHunspell->suggest(&suggestion_list, word.c_str())) != 0 ) + { + for (int suggestion_index = 0; suggestion_index < suggestion_cnt; suggestion_index++) + { + suggestions.push_back(suggestion_list[suggestion_index]); + } + mHunspell->free_list(&suggestion_list, suggestion_cnt); + } + return suggestions.size(); +} + +// static +const LLSD LLSpellChecker::getDictionaryData(const std::string& dict_language) +{ + for (LLSD::array_const_iterator it = sDictMap.beginArray(); it != sDictMap.endArray(); ++it) + { + const LLSD& dict_entry = *it; + if (dict_language == dict_entry["language"].asString()) + { + return dict_entry; + } + } + return LLSD(); +} + +// static +bool LLSpellChecker::hasDictionary(const std::string& dict_language, bool check_installed) +{ + const LLSD dict_info = getDictionaryData(dict_language); + return dict_info.has("language") && ( (!check_installed) || (dict_info["installed"].asBoolean()) ); +} + +// static +void LLSpellChecker::setDictionaryData(const LLSD& dict_info) +{ + const std::string dict_language = dict_info["language"].asString(); + if (dict_language.empty()) + { + return; + } + + for (LLSD::array_iterator it = sDictMap.beginArray(); it != sDictMap.endArray(); ++it) + { + LLSD& dict_entry = *it; + if (dict_language == dict_entry["language"].asString()) + { + dict_entry = dict_info; + return; + } + } + sDictMap.append(dict_info); + return; +} + +// static +void LLSpellChecker::refreshDictionaryMap() +{ + const std::string app_path = getDictionaryAppPath(); + const std::string user_path = getDictionaryUserPath(); + + // Load dictionary information (file name, friendly name, ...) + llifstream user_file(user_path + DICT_FILE_MAIN, std::ios::binary); + if ( (!user_file.is_open()) || (0 == LLSDSerialize::fromXMLDocument(sDictMap, user_file)) || (0 == sDictMap.size()) ) + { + llifstream app_file(app_path + DICT_FILE_MAIN, std::ios::binary); + if ( (!app_file.is_open()) || (0 == LLSDSerialize::fromXMLDocument(sDictMap, app_file)) || (0 == sDictMap.size()) ) + { + return; + } + } + + // Load user installed dictionary information + llifstream custom_file(user_path + DICT_FILE_USER, std::ios::binary); + if (custom_file.is_open()) + { + LLSD custom_dict_map; + LLSDSerialize::fromXMLDocument(custom_dict_map, custom_file); + for (LLSD::array_iterator it = custom_dict_map.beginArray(); it != custom_dict_map.endArray(); ++it) + { + LLSD& dict_info = *it; + dict_info["user_installed"] = true; + setDictionaryData(dict_info); + } + custom_file.close(); + } + + // Look for installed dictionaries + std::string tmp_app_path, tmp_user_path; + for (LLSD::array_iterator it = sDictMap.beginArray(); it != sDictMap.endArray(); ++it) + { + LLSD& sdDict = *it; + tmp_app_path = (sdDict.has("name")) ? app_path + sdDict["name"].asString() : LLStringUtil::null; + tmp_user_path = (sdDict.has("name")) ? user_path + sdDict["name"].asString() : LLStringUtil::null; + sdDict["installed"] = + (!tmp_app_path.empty()) && ((gDirUtilp->fileExists(tmp_user_path + ".dic")) || (gDirUtilp->fileExists(tmp_app_path + ".dic"))); + } + + sSettingsChangeSignal(); +} + +void LLSpellChecker::addToCustomDictionary(const std::string& word) +{ + if (mHunspell) + { + mHunspell->add(word.c_str()); + } + addToDictFile(getDictionaryUserPath() + DICT_FILE_CUSTOM, word); + sSettingsChangeSignal(); +} + +void LLSpellChecker::addToIgnoreList(const std::string& word) +{ + std::string word_lower(word); + LLStringUtil::toLower(word_lower); + if (mIgnoreList.end() == std::find(mIgnoreList.begin(), mIgnoreList.end(), word_lower)) + { + mIgnoreList.push_back(word_lower); + addToDictFile(getDictionaryUserPath() + DICT_FILE_IGNORE, word_lower); + sSettingsChangeSignal(); + } +} + +void LLSpellChecker::addToDictFile(const std::string& dict_path, const std::string& word) +{ + std::vector<std::string> word_list; + + if (gDirUtilp->fileExists(dict_path)) + { + llifstream file_in(dict_path, std::ios::in); + if (file_in.is_open()) + { + std::string word; int line_num = 0; + while (getline(file_in, word)) + { + // Skip over the first line since that's just a line count + if (0 != line_num) + { + word_list.push_back(word); + } + line_num++; + } + } + else + { + // TODO: show error message? + return; + } + } + + word_list.push_back(word); + + llofstream file_out(dict_path, std::ios::out | std::ios::trunc); + if (file_out.is_open()) + { + file_out << word_list.size() << std::endl; + for (std::vector<std::string>::const_iterator itWord = word_list.begin(); itWord != word_list.end(); ++itWord) + { + file_out << *itWord << std::endl; + } + file_out.close(); + } +} + +bool LLSpellChecker::isActiveDictionary(const std::string& dict_language) const +{ + return + (mDictLanguage == dict_language) || + (mDictSecondary.end() != std::find(mDictSecondary.begin(), mDictSecondary.end(), dict_language)); +} + +void LLSpellChecker::setSecondaryDictionaries(dict_list_t dict_list) +{ + if (!getUseSpellCheck()) + { + return; + } + + // Check if we're only adding secondary dictionaries, or removing them + dict_list_t dict_add(llmax(dict_list.size(), mDictSecondary.size())), dict_rem(llmax(dict_list.size(), mDictSecondary.size())); + dict_list.sort(); + mDictSecondary.sort(); + dict_list_t::iterator end_added = std::set_difference(dict_list.begin(), dict_list.end(), mDictSecondary.begin(), mDictSecondary.end(), dict_add.begin()); + dict_list_t::iterator end_removed = std::set_difference(mDictSecondary.begin(), mDictSecondary.end(), dict_list.begin(), dict_list.end(), dict_rem.begin()); + + if (end_removed != dict_rem.begin()) // We can't remove secondary dictionaries so we need to recreate the Hunspell instance + { + mDictSecondary = dict_list; + + std::string dict_language = mDictLanguage; + initHunspell(dict_language); + } + else if (end_added != dict_add.begin()) // Add the new secondary dictionaries one by one + { + const std::string app_path = getDictionaryAppPath(); + const std::string user_path = getDictionaryUserPath(); + for (dict_list_t::const_iterator it_added = dict_add.begin(); it_added != end_added; ++it_added) + { + const LLSD dict_entry = getDictionaryData(*it_added); + if ( (!dict_entry.isDefined()) || (!dict_entry["installed"].asBoolean()) ) + { + continue; + } + + const std::string strFileDic = dict_entry["name"].asString() + ".dic"; + if (gDirUtilp->fileExists(user_path + strFileDic)) + { + mHunspell->add_dic((user_path + strFileDic).c_str()); + } + else if (gDirUtilp->fileExists(app_path + strFileDic)) + { + mHunspell->add_dic((app_path + strFileDic).c_str()); + } + } + mDictSecondary = dict_list; + sSettingsChangeSignal(); + } +} + +void LLSpellChecker::initHunspell(const std::string& dict_language) +{ + if (mHunspell) + { + delete mHunspell; + mHunspell = NULL; + mDictLanguage.clear(); + mDictFile.clear(); + mIgnoreList.clear(); + } + + const LLSD dict_entry = (!dict_language.empty()) ? getDictionaryData(dict_language) : LLSD(); + if ( (!dict_entry.isDefined()) || (!dict_entry["installed"].asBoolean()) || (!dict_entry["is_primary"].asBoolean())) + { + sSettingsChangeSignal(); + return; + } + + const std::string app_path = getDictionaryAppPath(); + const std::string user_path = getDictionaryUserPath(); + if (dict_entry.has("name")) + { + const std::string filename_aff = dict_entry["name"].asString() + ".aff"; + const std::string filename_dic = dict_entry["name"].asString() + ".dic"; + if ( (gDirUtilp->fileExists(user_path + filename_aff)) && (gDirUtilp->fileExists(user_path + filename_dic)) ) + { + mHunspell = new Hunspell((user_path + filename_aff).c_str(), (user_path + filename_dic).c_str()); + } + else if ( (gDirUtilp->fileExists(app_path + filename_aff)) && (gDirUtilp->fileExists(app_path + filename_dic)) ) + { + mHunspell = new Hunspell((app_path + filename_aff).c_str(), (app_path + filename_dic).c_str()); + } + if (!mHunspell) + { + return; + } + + mDictLanguage = dict_language; + mDictFile = dict_entry["name"].asString(); + + if (gDirUtilp->fileExists(user_path + DICT_FILE_CUSTOM)) + { + mHunspell->add_dic((user_path + DICT_FILE_CUSTOM).c_str()); + } + + if (gDirUtilp->fileExists(user_path + DICT_FILE_IGNORE)) + { + llifstream file_in(user_path + DICT_FILE_IGNORE, std::ios::in); + if (file_in.is_open()) + { + std::string word; int idxLine = 0; + while (getline(file_in, word)) + { + // Skip over the first line since that's just a line count + if (0 != idxLine) + { + LLStringUtil::toLower(word); + mIgnoreList.push_back(word); + } + idxLine++; + } + } + } + + for (dict_list_t::const_iterator it = mDictSecondary.begin(); it != mDictSecondary.end(); ++it) + { + const LLSD dict_entry = getDictionaryData(*it); + if ( (!dict_entry.isDefined()) || (!dict_entry["installed"].asBoolean()) ) + { + continue; + } + + const std::string filename_dic = dict_entry["name"].asString() + ".dic"; + if (gDirUtilp->fileExists(user_path + filename_dic)) + { + mHunspell->add_dic((user_path + filename_dic).c_str()); + } + else if (gDirUtilp->fileExists(app_path + filename_dic)) + { + mHunspell->add_dic((app_path + filename_dic).c_str()); + } + } + } + + sSettingsChangeSignal(); +} + +// static +const std::string LLSpellChecker::getDictionaryAppPath() +{ + std::string dict_path = gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, DICT_DIR, ""); + return dict_path; +} + +// static +const std::string LLSpellChecker::getDictionaryUserPath() +{ + std::string dict_path = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, DICT_DIR, ""); + if (!gDirUtilp->fileExists(dict_path)) + { + LLFile::mkdir(dict_path); + } + return dict_path; +} + +// static +bool LLSpellChecker::getUseSpellCheck() +{ + return (LLSpellChecker::instanceExists()) && (LLSpellChecker::instance().mHunspell); +} + +// static +bool LLSpellChecker::canRemoveDictionary(const std::string& dict_language) +{ + // Only user-installed inactive dictionaries can be removed + const LLSD dict_info = getDictionaryData(dict_language); + return + (dict_info["user_installed"].asBoolean()) && + ( (!getUseSpellCheck()) || (!LLSpellChecker::instance().isActiveDictionary(dict_language)) ); +} + +// static +void LLSpellChecker::removeDictionary(const std::string& dict_language) +{ + if (!canRemoveDictionary(dict_language)) + { + return; + } + + LLSD dict_map = loadUserDictionaryMap(); + for (LLSD::array_const_iterator it = dict_map.beginArray(); it != dict_map.endArray(); ++it) + { + const LLSD& dict_info = *it; + if (dict_info["language"].asString() == dict_language) + { + const std::string dict_dic = getDictionaryUserPath() + dict_info["name"].asString() + ".dic"; + if (gDirUtilp->fileExists(dict_dic)) + { + LLFile::remove(dict_dic); + } + const std::string dict_aff = getDictionaryUserPath() + dict_info["name"].asString() + ".aff"; + if (gDirUtilp->fileExists(dict_aff)) + { + LLFile::remove(dict_aff); + } + dict_map.erase(it - dict_map.beginArray()); + break; + } + } + saveUserDictionaryMap(dict_map); + + refreshDictionaryMap(); +} + +// static +LLSD LLSpellChecker::loadUserDictionaryMap() +{ + LLSD dict_map; + llifstream dict_file(getDictionaryUserPath() + DICT_FILE_USER, std::ios::binary); + if (dict_file.is_open()) + { + LLSDSerialize::fromXMLDocument(dict_map, dict_file); + dict_file.close(); + } + return dict_map; +} + +// static +void LLSpellChecker::saveUserDictionaryMap(const LLSD& dict_map) +{ + llofstream dict_file(getDictionaryUserPath() + DICT_FILE_USER, std::ios::trunc); + if (dict_file.is_open()) + { + LLSDSerialize::toPrettyXML(dict_map, dict_file); + dict_file.close(); + } +} + +// static +boost::signals2::connection LLSpellChecker::setSettingsChangeCallback(const settings_change_signal_t::slot_type& cb) +{ + return sSettingsChangeSignal.connect(cb); +} + +// static +void LLSpellChecker::setUseSpellCheck(const std::string& dict_language) +{ + if ( (((dict_language.empty()) && (getUseSpellCheck())) || (!dict_language.empty())) && + (LLSpellChecker::instance().mDictLanguage != dict_language) ) + { + LLSpellChecker::instance().initHunspell(dict_language); + } +} + +// static +void LLSpellChecker::initClass() +{ + if (sDictMap.isUndefined()) + { + refreshDictionaryMap(); + } +} diff --git a/indra/llui/llspellcheck.h b/indra/llui/llspellcheck.h new file mode 100644 index 0000000000..4ab80195ea --- /dev/null +++ b/indra/llui/llspellcheck.h @@ -0,0 +1,93 @@ +/** + * @file llspellcheck.h + * @brief Spell checking functionality + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifndef LLSPELLCHECK_H +#define LLSPELLCHECK_H + +#include "llsingleton.h" +#include "llui.h" +#include <boost/signals2.hpp> + +class Hunspell; + +class LLSpellChecker : public LLSingleton<LLSpellChecker>, public LLInitClass<LLSpellChecker> +{ + friend class LLSingleton<LLSpellChecker>; + friend class LLInitClass<LLSpellChecker>; +protected: + LLSpellChecker(); + ~LLSpellChecker(); + +public: + void addToCustomDictionary(const std::string& word); + void addToIgnoreList(const std::string& word); + bool checkSpelling(const std::string& word) const; + S32 getSuggestions(const std::string& word, std::vector<std::string>& suggestions) const; +protected: + void addToDictFile(const std::string& dict_path, const std::string& word); + void initHunspell(const std::string& dict_language); + +public: + typedef std::list<std::string> dict_list_t; + + const std::string& getPrimaryDictionary() const { return mDictLanguage; } + const dict_list_t& getSecondaryDictionaries() const { return mDictSecondary; } + bool isActiveDictionary(const std::string& dict_language) const; + void setSecondaryDictionaries(dict_list_t dict_list); + + static bool canRemoveDictionary(const std::string& dict_language); + static const std::string getDictionaryAppPath(); + static const std::string getDictionaryUserPath(); + static const LLSD getDictionaryData(const std::string& dict_language); + static const LLSD& getDictionaryMap() { return sDictMap; } + static bool getUseSpellCheck(); + static bool hasDictionary(const std::string& dict_language, bool check_installed = false); + static void refreshDictionaryMap(); + static void removeDictionary(const std::string& dict_language); + static void setUseSpellCheck(const std::string& dict_language); +protected: + static LLSD loadUserDictionaryMap(); + static void setDictionaryData(const LLSD& dict_info); + static void saveUserDictionaryMap(const LLSD& dict_map); + +public: + typedef boost::signals2::signal<void()> settings_change_signal_t; + static boost::signals2::connection setSettingsChangeCallback(const settings_change_signal_t::slot_type& cb); +protected: + static void initClass(); + +protected: + Hunspell* mHunspell; + std::string mDictLanguage; + std::string mDictFile; + dict_list_t mDictSecondary; + std::vector<std::string> mIgnoreList; + + static LLSD sDictMap; + static settings_change_signal_t sSettingsChangeSignal; +}; + +#endif // LLSPELLCHECK_H diff --git a/indra/llui/llspellcheckmenuhandler.h b/indra/llui/llspellcheckmenuhandler.h new file mode 100644 index 0000000000..d5c95bad39 --- /dev/null +++ b/indra/llui/llspellcheckmenuhandler.h @@ -0,0 +1,46 @@ +/** + * @file llspellcheckmenuhandler.h + * @brief Interface used by spell check menu handling + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifndef LLSPELLCHECKMENUHANDLER_H +#define LLSPELLCHECKMENUHANDLER_H + +class LLSpellCheckMenuHandler +{ +public: + virtual bool getSpellCheck() const { return false; } + + virtual const std::string& getSuggestion(U32 index) const { return LLStringUtil::null; } + virtual U32 getSuggestionCount() const { return 0; } + virtual void replaceWithSuggestion(U32 index){} + + virtual void addToDictionary() {} + virtual bool canAddToDictionary() const { return false; } + + virtual void addToIgnore() {} + virtual bool canAddToIgnore() const { return false; } +}; + +#endif // LLSPELLCHECKMENUHANDLER_H diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp index 104481cbfc..3815eec447 100644 --- a/indra/llui/lltextbase.cpp +++ b/indra/llui/lltextbase.cpp @@ -32,6 +32,7 @@ #include "lllocalcliprect.h" #include "llmenugl.h" #include "llscrollcontainer.h" +#include "llspellcheck.h" #include "llstl.h" #include "lltextparser.h" #include "lltextutil.h" @@ -155,6 +156,7 @@ LLTextBase::Params::Params() plain_text("plain_text",false), track_end("track_end", false), read_only("read_only", false), + spellcheck("spellcheck", false), v_pad("v_pad", 0), h_pad("h_pad", 0), clip("clip", true), @@ -181,6 +183,9 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p) mFontShadow(p.font_shadow), mPopupMenu(NULL), mReadOnly(p.read_only), + mSpellCheck(p.spellcheck), + mSpellCheckStart(-1), + mSpellCheckEnd(-1), mCursorColor(p.cursor_color), mFgColor(p.text_color), mBorderVisible( p.border_visible ), @@ -246,6 +251,12 @@ LLTextBase::LLTextBase(const LLTextBase::Params &p) addChild(mDocumentView); } + if (mSpellCheck) + { + LLSpellChecker::setSettingsChangeCallback(boost::bind(&LLTextBase::onSpellCheckSettingsChange, this)); + } + mSpellCheckTimer.reset(); + createDefaultSegment(); updateRects(); @@ -541,8 +552,92 @@ void LLTextBase::drawText() return; } + // Perform spell check if needed + if ( (getSpellCheck()) && (getWText().length() > 2) ) + { + // Calculate start and end indices for the spell checking range + S32 start = line_start, end = getLineEnd(last_line); + + if ( (mSpellCheckStart != start) || (mSpellCheckEnd != end) ) + { + const LLWString& wstrText = getWText(); + mMisspellRanges.clear(); + + segment_set_t::const_iterator seg_it = getSegIterContaining(start); + while (mSegments.end() != seg_it) + { + LLTextSegmentPtr text_segment = *seg_it; + if ( (text_segment.isNull()) || (text_segment->getStart() >= end) ) + { + break; + } + + if (!text_segment->canEdit()) + { + ++seg_it; + continue; + } + + // Combine adjoining text segments into one + U32 seg_start = text_segment->getStart(), seg_end = llmin(text_segment->getEnd(), end); + while (mSegments.end() != ++seg_it) + { + text_segment = *seg_it; + if ( (text_segment.isNull()) || (!text_segment->canEdit()) || (text_segment->getStart() >= end) ) + { + break; + } + seg_end = llmin(text_segment->getEnd(), end); + } + + // Find the start of the first word + U32 word_start = seg_start, word_end = -1; + while ( (word_start < wstrText.length()) && (!LLStringOps::isAlpha(wstrText[word_start])) ) + { + word_start++; + } + + // Iterate over all words in the text block and check them one by one + while (word_start < seg_end) + { + // Find the end of the current word (special case handling for "'" when it's used as a contraction) + word_end = word_start + 1; + while ( (word_end < seg_end) && + ((LLWStringUtil::isPartOfWord(wstrText[word_end])) || + ((L'\'' == wstrText[word_end]) && + (LLStringOps::isAlnum(wstrText[word_end - 1])) && (LLStringOps::isAlnum(wstrText[word_end + 1])))) ) + { + word_end++; + } + if (word_end > seg_end) + { + break; + } + + // Don't process words shorter than 3 characters + std::string word = wstring_to_utf8str(wstrText.substr(word_start, word_end - word_start)); + if ( (word.length() >= 3) && (!LLSpellChecker::instance().checkSpelling(word)) ) + { + mMisspellRanges.push_back(std::pair<U32, U32>(word_start, word_end)); + } + + // Find the start of the next word + word_start = word_end + 1; + while ( (word_start < seg_end) && (!LLWStringUtil::isPartOfWord(wstrText[word_start])) ) + { + word_start++; + } + } + } + + mSpellCheckStart = start; + mSpellCheckEnd = end; + } + } + LLTextSegmentPtr cur_segment = *seg_iter; + std::list<std::pair<U32, U32> >::const_iterator misspell_it = std::lower_bound(mMisspellRanges.begin(), mMisspellRanges.end(), std::pair<U32, U32>(line_start, 0)); for (S32 cur_line = first_line; cur_line < last_line; cur_line++) { S32 next_line = cur_line + 1; @@ -577,7 +672,8 @@ void LLTextBase::drawText() cur_segment = *seg_iter; } - S32 clipped_end = llmin( line_end, cur_segment->getEnd() ) - cur_segment->getStart(); + S32 seg_end = llmin(line_end, cur_segment->getEnd()); + S32 clipped_end = seg_end - cur_segment->getStart(); if (mUseEllipses // using ellipses && clipped_end == line_end // last segment on line @@ -589,6 +685,46 @@ void LLTextBase::drawText() text_rect.mRight -= 2; } + // Draw squiggly lines under any visible misspelled words + while ( (mMisspellRanges.end() != misspell_it) && (misspell_it->first < seg_end) && (misspell_it->second > seg_start) ) + { + // Skip the current word if the user is still busy editing it + if ( (!mSpellCheckTimer.hasExpired()) && (misspell_it->first <= (U32)mCursorPos) && (misspell_it->second >= (U32)mCursorPos) ) + { + ++misspell_it; + continue; + } + + U32 misspell_start = llmax<U32>(misspell_it->first, seg_start), misspell_end = llmin<U32>(misspell_it->second, seg_end); + S32 squiggle_start = 0, squiggle_end = 0, pony = 0; + cur_segment->getDimensions(seg_start - cur_segment->getStart(), misspell_start - seg_start, squiggle_start, pony); + cur_segment->getDimensions(misspell_start - cur_segment->getStart(), misspell_end - misspell_start, squiggle_end, pony); + squiggle_start += text_rect.mLeft; + + pony = (squiggle_end + 3) / 6; + squiggle_start += squiggle_end / 2 - pony * 3; + squiggle_end = squiggle_start + pony * 6; + + S32 squiggle_bottom = text_rect.mBottom + (S32)cur_segment->getStyle()->getFont()->getDescenderHeight(); + + gGL.color4ub(255, 0, 0, 200); + while (squiggle_start + 1 < squiggle_end) + { + gl_line_2d(squiggle_start, squiggle_bottom, squiggle_start + 2, squiggle_bottom - 2); + if (squiggle_start + 3 < squiggle_end) + { + gl_line_2d(squiggle_start + 2, squiggle_bottom - 3, squiggle_start + 4, squiggle_bottom - 1); + } + squiggle_start += 4; + } + + if (misspell_it->second > seg_end) + { + break; + } + ++misspell_it; + } + text_rect.mLeft = (S32)(cur_segment->draw(seg_start - cur_segment->getStart(), clipped_end, selection_left, selection_right, text_rect)); seg_start = clipped_end + cur_segment->getStart(); @@ -1108,6 +1244,99 @@ void LLTextBase::deselect() mIsSelecting = FALSE; } +bool LLTextBase::getSpellCheck() const +{ + return (LLSpellChecker::getUseSpellCheck()) && (!mReadOnly) && (mSpellCheck); +} + +const std::string& LLTextBase::getSuggestion(U32 index) const +{ + return (index < mSuggestionList.size()) ? mSuggestionList[index] : LLStringUtil::null; +} + +U32 LLTextBase::getSuggestionCount() const +{ + return mSuggestionList.size(); +} + +void LLTextBase::replaceWithSuggestion(U32 index) +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= (U32)mCursorPos) && (it->second >= (U32)mCursorPos) ) + { + deselect(); + + // Delete the misspelled word + removeStringNoUndo(it->first, it->second - it->first); + + // Insert the suggestion in its place + LLWString suggestion = utf8str_to_wstring(mSuggestionList[index]); + insertStringNoUndo(it->first, utf8str_to_wstring(mSuggestionList[index])); + setCursorPos(it->first + (S32)suggestion.length()); + + break; + } + } + mSpellCheckStart = mSpellCheckEnd = -1; +} + +void LLTextBase::addToDictionary() +{ + if (canAddToDictionary()) + { + LLSpellChecker::instance().addToCustomDictionary(getMisspelledWord(mCursorPos)); + } +} + +bool LLTextBase::canAddToDictionary() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); +} + +void LLTextBase::addToIgnore() +{ + if (canAddToIgnore()) + { + LLSpellChecker::instance().addToIgnoreList(getMisspelledWord(mCursorPos)); + } +} + +bool LLTextBase::canAddToIgnore() const +{ + return (getSpellCheck()) && (isMisspelledWord(mCursorPos)); +} + +std::string LLTextBase::getMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return wstring_to_utf8str(getWText().substr(it->first, it->second - it->first)); + } + } + return LLStringUtil::null; +} + +bool LLTextBase::isMisspelledWord(U32 pos) const +{ + for (std::list<std::pair<U32, U32> >::const_iterator it = mMisspellRanges.begin(); it != mMisspellRanges.end(); ++it) + { + if ( (it->first <= pos) && (it->second >= pos) ) + { + return true; + } + } + return false; +} + +void LLTextBase::onSpellCheckSettingsChange() +{ + // Recheck the spelling on every change + mMisspellRanges.clear(); + mSpellCheckStart = mSpellCheckEnd = -1; +} // Sets the scrollbar from the cursor position void LLTextBase::updateScrollFromCursor() @@ -1707,9 +1936,6 @@ void LLTextBase::appendTextImpl(const std::string &new_text, const LLStyle::Para while ( LLUrlRegistry::instance().findUrl(text, match, boost::bind(&LLTextBase::replaceUrl, this, _1, _2, _3)) ) { - - LLTextUtil::processUrlMatch(&match,this); - start = match.getStart(); end = match.getEnd()+1; @@ -1745,6 +1971,8 @@ void LLTextBase::appendTextImpl(const std::string &new_text, const LLStyle::Para } } + LLTextUtil::processUrlMatch(&match,this); + // move on to the rest of the text after the Url if (end < (S32)text.length()) { diff --git a/indra/llui/lltextbase.h b/indra/llui/lltextbase.h index 0549141b72..90b147cee1 100644 --- a/indra/llui/lltextbase.h +++ b/indra/llui/lltextbase.h @@ -30,6 +30,7 @@ #include "v4color.h" #include "lleditmenuhandler.h" +#include "llspellcheckmenuhandler.h" #include "llstyle.h" #include "llkeywords.h" #include "llpanel.h" @@ -230,7 +231,8 @@ typedef LLPointer<LLTextSegment> LLTextSegmentPtr; /// class LLTextBase : public LLUICtrl, - protected LLEditMenuHandler + protected LLEditMenuHandler, + public LLSpellCheckMenuHandler { public: friend class LLTextSegment; @@ -259,6 +261,7 @@ public: border_visible, track_end, read_only, + spellcheck, allow_scroll, plain_text, wrap, @@ -311,6 +314,24 @@ public: /*virtual*/ BOOL canDeselect() const; /*virtual*/ void deselect(); + // LLSpellCheckMenuHandler overrides + /*virtual*/ bool getSpellCheck() const; + + /*virtual*/ const std::string& getSuggestion(U32 index) const; + /*virtual*/ U32 getSuggestionCount() const; + /*virtual*/ void replaceWithSuggestion(U32 index); + + /*virtual*/ void addToDictionary(); + /*virtual*/ bool canAddToDictionary() const; + + /*virtual*/ void addToIgnore(); + /*virtual*/ bool canAddToIgnore() const; + + // Spell checking helper functions + std::string getMisspelledWord(U32 pos) const; + bool isMisspelledWord(U32 pos) const; + void onSpellCheckSettingsChange(); + // used by LLTextSegment layout code bool getWordWrap() { return mWordWrap; } bool getUseEllipses() { return mUseEllipses; } @@ -540,6 +561,14 @@ protected: BOOL mIsSelecting; // Are we in the middle of a drag-select? + // spell checking + bool mSpellCheck; + S32 mSpellCheckStart; + S32 mSpellCheckEnd; + LLTimer mSpellCheckTimer; + std::list<std::pair<U32, U32> > mMisspellRanges; + std::vector<std::string> mSuggestionList; + // configuration S32 mHPad; // padding on left of text S32 mVPad; // padding above text diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp index 9720dded6c..144b6960a1 100644 --- a/indra/llui/lltexteditor.cpp +++ b/indra/llui/lltexteditor.cpp @@ -54,6 +54,7 @@ #include "llwindow.h" #include "lltextparser.h" #include "llscrollcontainer.h" +#include "llspellcheck.h" #include "llpanel.h" #include "llurlregistry.h" #include "lltooltip.h" @@ -77,6 +78,7 @@ template class LLTextEditor* LLView::getChild<class LLTextEditor>( const S32 UI_TEXTEDITOR_LINE_NUMBER_MARGIN = 32; const S32 UI_TEXTEDITOR_LINE_NUMBER_DIGITS = 4; const S32 SPACES_PER_TAB = 4; +const F32 SPELLCHECK_DELAY = 0.5f; // delay between the last keypress and spell checking the word the cursor is on /////////////////////////////////////////////////////////////////// @@ -1953,7 +1955,38 @@ void LLTextEditor::showContextMenu(S32 x, S32 y) S32 screen_x, screen_y; localPointToScreen(x, y, &screen_x, &screen_y); - mContextMenu->show(screen_x, screen_y); + + setCursorAtLocalPos(x, y, false); + if (hasSelection()) + { + if ( (mCursorPos < llmin(mSelectionStart, mSelectionEnd)) || (mCursorPos > llmax(mSelectionStart, mSelectionEnd)) ) + { + deselect(); + } + else + { + setCursorPos(llmax(mSelectionStart, mSelectionEnd)); + } + } + + bool use_spellcheck = getSpellCheck(), is_misspelled = false; + if (use_spellcheck) + { + mSuggestionList.clear(); + + // If the cursor is on a misspelled word, retrieve suggestions for it + std::string misspelled_word = getMisspelledWord(mCursorPos); + if ((is_misspelled = !misspelled_word.empty()) == true) + { + LLSpellChecker::instance().getSuggestions(misspelled_word, mSuggestionList); + } + } + + mContextMenu->setItemVisible("Suggestion Separator", (use_spellcheck) && (!mSuggestionList.empty())); + mContextMenu->setItemVisible("Add to Dictionary", (use_spellcheck) && (is_misspelled)); + mContextMenu->setItemVisible("Add to Ignore", (use_spellcheck) && (is_misspelled)); + mContextMenu->setItemVisible("Spellcheck Separator", (use_spellcheck) && (is_misspelled)); + mContextMenu->show(screen_x, screen_y, this); } @@ -2838,6 +2871,9 @@ void LLTextEditor::setKeystrokeCallback(const keystroke_signal_t::slot_type& cal void LLTextEditor::onKeyStroke() { mKeystrokeSignal(this); + + mSpellCheckStart = mSpellCheckEnd = -1; + mSpellCheckTimer.setTimerExpirySec(SPELLCHECK_DELAY); } //virtual |