// EXTERNAL INCLUDES
#include <limits>
+#include <iostream>
#include <dali/public-api/adaptor-framework/key.h>
// INTERNAL INCLUDES
// Cancel previously queued inserts etc.
mImpl->mModifyEvents.clear();
- // Keep until size negotiation
- ModifyEvent event;
- event.type = ModifyEvent::REPLACE_TEXT;
- event.text = text;
- mImpl->mModifyEvents.push_back( event );
+ // Remove the previously set text
+ ResetText();
+
+ if( ! text.empty() )
+ {
+ // Convert text into UTF-32
+ Vector<Character>& utf32Characters = mImpl->mLogicalModel->mText;
+ utf32Characters.Resize( text.size() );
+
+ // This is a bit horrible but std::string returns a (signed) char*
+ const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
+
+ // Transform a text array encoded in utf8 into an array encoded in utf32.
+ // It returns the actual number of characters.
+ Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
+ utf32Characters.Resize( characterCount );
+
+ // Reset the cursor position
+ if( mImpl->mEventData )
+ {
+ mImpl->mEventData->mPrimaryCursorPosition = characterCount;
+ }
+
+ // Update the rest of the model during size negotiation
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_REPLACED );
+ }
+ else
+ {
+ mImpl->ShowPlaceholderText();
+ }
if( mImpl->mEventData )
{
// Cancel previously queued events
mImpl->mEventData->mEventQueue.clear();
-
- // TODO - Hide selection decorations
}
+
+ // Reset keyboard as text changed
+ mImpl->PreEditReset();
}
void Controller::GetText( std::string& text ) const
{
- if( !mImpl->mModifyEvents.empty() &&
- ModifyEvent::REPLACE_TEXT == mImpl->mModifyEvents[0].type )
+ if( ! mImpl->IsShowingPlaceholderText() )
{
- text = mImpl->mModifyEvents[0].text;
+ Vector<Character>& utf32Characters = mImpl->mLogicalModel->mText;
+
+ if( 0u != utf32Characters.Count() )
+ {
+ uint32_t numberOfBytes = GetNumberOfUtf8Bytes( &utf32Characters[0], utf32Characters.Count() );
+
+ text.resize( numberOfBytes );
+
+ // This is a bit horrible but std::string returns a (signed) char*
+ Utf32ToUtf8( &utf32Characters[0], utf32Characters.Count(), reinterpret_cast<uint8_t*>(&text[0]) );
+ }
}
- else
+}
+
+unsigned int Controller::GetLogicalCursorPosition() const
+{
+ if( mImpl->mEventData )
{
- // TODO - Convert from UTF-32
+ return mImpl->mEventData->mPrimaryCursorPosition;
}
+
+ return 0u;
}
-void Controller::SetPlaceholderText( const std::string& text )
+void Controller::SetPlaceholderText( PlaceholderType type, const std::string& text )
{
- if( !mImpl->mEventData )
+ if( mImpl->mEventData )
{
- mImpl->mEventData->mPlaceholderText = text;
+ if( PLACEHOLDER_TYPE_INACTIVE == type )
+ {
+ mImpl->mEventData->mPlaceholderTextInactive = text;
+ }
+ else
+ {
+ mImpl->mEventData->mPlaceholderTextActive = text;
+ }
+
+ mImpl->ShowPlaceholderText();
}
}
-void Controller::GetPlaceholderText( std::string& text ) const
+void Controller::GetPlaceholderText( PlaceholderType type, std::string& text ) const
{
- if( !mImpl->mEventData )
+ if( mImpl->mEventData )
{
- text = mImpl->mEventData->mPlaceholderText;
+ if( PLACEHOLDER_TYPE_INACTIVE == type )
+ {
+ text = mImpl->mEventData->mPlaceholderTextInactive;
+ }
+ else
+ {
+ text = mImpl->mEventData->mPlaceholderTextActive;
+ }
}
}
return 0.0f;
}
-void Controller::GetDefaultFonts( Vector<FontRun>& fonts, Length numberOfCharacters ) const
+void Controller::SetTextColor( const Vector4& textColor )
{
- if( mImpl->mFontDefaults )
+ mImpl->mTextColor = textColor;
+
+ if( ! mImpl->IsShowingPlaceholderText() )
{
- FontRun fontRun;
- fontRun.characterRun.characterIndex = 0;
- fontRun.characterRun.numberOfCharacters = numberOfCharacters;
- fontRun.fontId = mImpl->mFontDefaults->GetFontId( mImpl->mFontClient );
- fontRun.isDefault = true;
+ mImpl->mVisualModel->SetTextColor( textColor );
+ }
+}
+
+const Vector4& Controller::GetTextColor() const
+{
+ return mImpl->mTextColor;
+}
+
+bool Controller::RemoveText( int cursorOffset, int numberOfChars )
+{
+ bool removed( false );
+
+ if( ! mImpl->IsShowingPlaceholderText() )
+ {
+ // Delete at current cursor position
+ Vector<Character>& currentText = mImpl->mLogicalModel->mText;
+ CharacterIndex& oldCursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
+
+ CharacterIndex cursorIndex = oldCursorIndex;
+
+ // Validate the cursor position & number of characters
+ if( std::abs( cursorOffset ) <= cursorIndex )
+ {
+ cursorIndex = oldCursorIndex + cursorOffset;
+ }
+
+ if( (cursorIndex + numberOfChars) > currentText.Count() )
+ {
+ numberOfChars = currentText.Count() - cursorIndex;
+ }
+
+ if( cursorIndex >= 0 &&
+ (cursorIndex + numberOfChars) <= currentText.Count() )
+ {
+ Vector<Character>::Iterator first = currentText.Begin() + cursorIndex;
+ Vector<Character>::Iterator last = first + numberOfChars;
- fonts.PushBack( fontRun );
+ currentText.Erase( first, last );
+
+ // Cursor position retreat
+ oldCursorIndex = cursorIndex;
+
+ removed = true;
+ }
}
+
+ return removed;
}
-void Controller::SetTextColor( const Vector4& textColor )
+void Controller::SetPlaceholderTextColor( const Vector4& textColor )
{
- mImpl->mVisualModel->SetTextColor( textColor );
+ if( mImpl->mEventData )
+ {
+ mImpl->mEventData->mPlaceholderTextColor = textColor;
+ }
+
+ if( mImpl->IsShowingPlaceholderText() )
+ {
+ mImpl->mVisualModel->SetTextColor( textColor );
+ }
}
-const Vector4& Controller::GetTextColor() const
+const Vector4& Controller::GetPlaceholderTextColor() const
{
- return mImpl->mVisualModel->GetTextColor();
+ if( mImpl->mEventData )
+ {
+ return mImpl->mEventData->mPlaceholderTextColor;
+ }
+
+ return Color::BLACK;
}
void Controller::SetShadowOffset( const Vector2& shadowOffset )
SHAPE_TEXT |
GET_GLYPH_METRICS );
// Make sure the model is up-to-date before layouting
- UpdateModel( onlyOnceOperations );
+ mImpl->UpdateModel( onlyOnceOperations );
// Operations that need to be done if the size changes.
const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
SHAPE_TEXT |
GET_GLYPH_METRICS );
// Make sure the model is up-to-date before layouting
- UpdateModel( onlyOnceOperations );
+ mImpl->UpdateModel( onlyOnceOperations );
// Operations that need to be done if the size changes.
const OperationsMask sizeOperations = static_cast<OperationsMask>( LAYOUT |
// Make sure the model is up-to-date before layouting
ProcessModifyEvents();
- UpdateModel( mImpl->mOperationsPending );
+ mImpl->UpdateModel( mImpl->mOperationsPending );
Size layoutSize;
bool updated = DoRelayout( mImpl->mControlSize,
for( unsigned int i=0; i<events.size(); ++i )
{
- if( ModifyEvent::REPLACE_TEXT == events[0].type )
+ if( ModifyEvent::PLACEHOLDER_TEXT == events[0].type )
+ {
+ // Use placeholder if text is empty
+ if( 0u == mImpl->mLogicalModel->mText.Count() &&
+ mImpl->IsShowingPlaceholderText() )
+ {
+ mImpl->ReplaceTextWithPlaceholder();
+ }
+ }
+ else if( ModifyEvent::TEXT_REPLACED == events[0].type )
{
// A (single) replace event should come first, otherwise we wasted time processing NOOP events
- DALI_ASSERT_DEBUG( 0 == i && "Unexpected REPLACE event" );
+ DALI_ASSERT_DEBUG( 0 == i && "Unexpected TEXT_REPLACED event" );
- ReplaceTextEvent( events[0].text );
+ TextReplacedEvent();
}
- else if( ModifyEvent::INSERT_TEXT == events[0].type )
+ else if( ModifyEvent::TEXT_INSERTED == events[0].type )
{
- InsertTextEvent( events[0].text );
+ TextInsertedEvent();
}
- else if( ModifyEvent::DELETE_TEXT == events[0].type )
+ else if( ModifyEvent::TEXT_DELETED == events[0].type )
{
- DeleteTextEvent();
+ // Placeholder-text cannot be deleted
+ if( !mImpl->IsShowingPlaceholderText() )
+ {
+ TextDeletedEvent();
+ }
}
}
events.clear();
}
-void Controller::ReplaceTextEvent( const std::string& text )
+void Controller::ResetText()
{
// Reset buffers.
mImpl->mLogicalModel->mText.Clear();
mImpl->mVisualModel->mLines.Clear();
mImpl->mVisualModel->ClearCaches();
- // Convert text into UTF-32
- Vector<Character>& utf32Characters = mImpl->mLogicalModel->mText;
- utf32Characters.Resize( text.size() );
-
- // This is a bit horrible but std::string returns a (signed) char*
- const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
-
- // Transform a text array encoded in utf8 into an array encoded in utf32.
- // It returns the actual number of characters.
- Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
- utf32Characters.Resize( characterCount );
-
// Reset the cursor position
if( mImpl->mEventData )
{
- mImpl->mEventData->mPrimaryCursorPosition = characterCount;
- // TODO - handle secondary cursor
+ mImpl->mEventData->mPrimaryCursorPosition = 0;
}
+ // We have cleared everything including the placeholder-text
+ mImpl->PlaceholderCleared();
+
+ // The natural size needs to be re-calculated.
+ mImpl->mRecalculateNaturalSize = true;
+
+ // Apply modifications to the model
+ mImpl->mOperationsPending = ALL_OPERATIONS;
+}
+
+void Controller::TextReplacedEvent()
+{
+ // Reset buffers.
+ mImpl->mLogicalModel->mScriptRuns.Clear();
+ mImpl->mLogicalModel->mFontRuns.Clear();
+ mImpl->mLogicalModel->mLineBreakInfo.Clear();
+ mImpl->mLogicalModel->mWordBreakInfo.Clear();
+ mImpl->mLogicalModel->mBidirectionalParagraphInfo.Clear();
+ mImpl->mLogicalModel->mCharacterDirections.Clear();
+ mImpl->mLogicalModel->mBidirectionalLineInfo.Clear();
+ mImpl->mLogicalModel->mLogicalToVisualMap.Clear();
+ mImpl->mLogicalModel->mVisualToLogicalMap.Clear();
+ mImpl->mVisualModel->mGlyphs.Clear();
+ mImpl->mVisualModel->mGlyphsToCharacters.Clear();
+ mImpl->mVisualModel->mCharactersToGlyph.Clear();
+ mImpl->mVisualModel->mCharactersPerGlyph.Clear();
+ mImpl->mVisualModel->mGlyphsPerCharacter.Clear();
+ mImpl->mVisualModel->mGlyphPositions.Clear();
+ mImpl->mVisualModel->mLines.Clear();
+ mImpl->mVisualModel->ClearCaches();
+
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
// Apply modifications to the model
mImpl->mOperationsPending = ALL_OPERATIONS;
- UpdateModel( ALL_OPERATIONS );
+ mImpl->UpdateModel( ALL_OPERATIONS );
mImpl->mOperationsPending = static_cast<OperationsMask>( LAYOUT |
ALIGN |
UPDATE_ACTUAL_SIZE |
REORDER );
}
-void Controller::InsertTextEvent( const std::string& text )
+void Controller::TextInsertedEvent()
{
- DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertTextEvent" );
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextInsertedEvent" );
// TODO - Optimize this
mImpl->mLogicalModel->mScriptRuns.Clear();
mImpl->mVisualModel->mLines.Clear();
mImpl->mVisualModel->ClearCaches();
- // Convert text into UTF-32
- Vector<Character> utf32Characters;
- utf32Characters.Resize( text.size() );
-
- // This is a bit horrible but std::string returns a (signed) char*
- const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
-
- // Transform a text array encoded in utf8 into an array encoded in utf32.
- // It returns the actual number of characters.
- Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
- utf32Characters.Resize( characterCount );
-
- const Length numberOfCharactersInModel = mImpl->mLogicalModel->GetNumberOfCharacters();
-
- // Restrict new text to fit within Maximum characters setting
- Length maxSizeOfNewText = std::min ( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
-
- // Insert at current cursor position
- CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
-
- Vector<Character>& modifyText = mImpl->mLogicalModel->mText;
-
- if( cursorIndex < numberOfCharactersInModel )
- {
- modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin()+ maxSizeOfNewText );
- }
- else
- {
- modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
- }
-
- cursorIndex += maxSizeOfNewText;
-
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
// Apply modifications to the model; TODO - Optimize this
mImpl->mOperationsPending = ALL_OPERATIONS;
- UpdateModel( ALL_OPERATIONS );
+ mImpl->UpdateModel( ALL_OPERATIONS );
mImpl->mOperationsPending = static_cast<OperationsMask>( LAYOUT |
ALIGN |
UPDATE_ACTUAL_SIZE |
// Queue a cursor reposition event; this must wait until after DoRelayout()
mImpl->mEventData->mUpdateCursorPosition = true;
mImpl->mEventData->mScrollAfterUpdateCursorPosition = true;
-
- if ( characterCount > maxSizeOfNewText )
- {
- mImpl->mControlInterface.MaxLengthReached();
- }
}
-void Controller::DeleteTextEvent()
+void Controller::TextDeletedEvent()
{
- DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected InsertTextEvent" );
+ DALI_ASSERT_DEBUG( NULL != mImpl->mEventData && "Unexpected TextDeletedEvent" );
// TODO - Optimize this
mImpl->mLogicalModel->mScriptRuns.Clear();
mImpl->mVisualModel->mLines.Clear();
mImpl->mVisualModel->ClearCaches();
- // Delte at current cursor position
- Vector<Character>& modifyText = mImpl->mLogicalModel->mText;
- CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
-
- if( cursorIndex > 0 &&
- cursorIndex-1 < modifyText.Count() )
- {
- modifyText.Remove( modifyText.Begin() + cursorIndex - 1 );
-
- // Cursor position retreat
- --cursorIndex;
- }
-
// The natural size needs to be re-calculated.
mImpl->mRecalculateNaturalSize = true;
// Apply modifications to the model; TODO - Optimize this
mImpl->mOperationsPending = ALL_OPERATIONS;
- UpdateModel( ALL_OPERATIONS );
+ mImpl->UpdateModel( ALL_OPERATIONS );
mImpl->mOperationsPending = static_cast<OperationsMask>( LAYOUT |
ALIGN |
UPDATE_ACTUAL_SIZE |
mImpl->mEventData->mScrollAfterUpdateCursorPosition = true;
}
-void Controller::UpdateModel( OperationsMask operationsRequired )
-{
- // Calculate the operations to be done.
- const OperationsMask operations = static_cast<OperationsMask>( mImpl->mOperationsPending & operationsRequired );
-
- Vector<Character>& utf32Characters = mImpl->mLogicalModel->mText;
-
- const Length numberOfCharacters = mImpl->mLogicalModel->GetNumberOfCharacters();
-
- Vector<LineBreakInfo>& lineBreakInfo = mImpl->mLogicalModel->mLineBreakInfo;
- if( GET_LINE_BREAKS & operations )
- {
- // Retrieves the line break info. The line break info is used to split the text in 'paragraphs' to
- // calculate the bidirectional info for each 'paragraph'.
- // It's also used to layout the text (where it should be a new line) or to shape the text (text in different lines
- // is not shaped together).
- lineBreakInfo.Resize( numberOfCharacters, TextAbstraction::LINE_NO_BREAK );
-
- SetLineBreakInfo( utf32Characters,
- lineBreakInfo );
- }
-
- Vector<WordBreakInfo>& wordBreakInfo = mImpl->mLogicalModel->mWordBreakInfo;
- if( GET_WORD_BREAKS & operations )
- {
- // Retrieves the word break info. The word break info is used to layout the text (where to wrap the text in lines).
- wordBreakInfo.Resize( numberOfCharacters, TextAbstraction::WORD_NO_BREAK );
-
- SetWordBreakInfo( utf32Characters,
- wordBreakInfo );
- }
-
- const bool getScripts = GET_SCRIPTS & operations;
- const bool validateFonts = VALIDATE_FONTS & operations;
-
- Vector<ScriptRun>& scripts = mImpl->mLogicalModel->mScriptRuns;
- Vector<FontRun>& validFonts = mImpl->mLogicalModel->mFontRuns;
-
- if( getScripts || validateFonts )
- {
- // Validates the fonts assigned by the application or assigns default ones.
- // It makes sure all the characters are going to be rendered by the correct font.
- MultilanguageSupport multilanguageSupport = MultilanguageSupport::Get();
-
- if( getScripts )
- {
- // Retrieves the scripts used in the text.
- multilanguageSupport.SetScripts( utf32Characters,
- lineBreakInfo,
- scripts );
- }
-
- if( validateFonts )
- {
- if( 0u == validFonts.Count() )
- {
- // Copy the requested font defaults received via the property system.
- // These may not be valid i.e. may not contain glyphs for the necessary scripts.
- GetDefaultFonts( validFonts, numberOfCharacters );
- }
-
- // Validates the fonts. If there is a character with no assigned font it sets a default one.
- // After this call, fonts are validated.
- multilanguageSupport.ValidateFonts( utf32Characters,
- scripts,
- validFonts );
- }
- }
-
- Vector<Character> mirroredUtf32Characters;
- bool textMirrored = false;
- if( BIDI_INFO & operations )
- {
- // Count the number of LINE_NO_BREAK to reserve some space for the vector of paragraph's
- // bidirectional info.
-
- Length numberOfParagraphs = 0u;
-
- const TextAbstraction::LineBreakInfo* lineBreakInfoBuffer = lineBreakInfo.Begin();
- for( Length index = 0u; index < numberOfCharacters; ++index )
- {
- if( TextAbstraction::LINE_NO_BREAK == *( lineBreakInfoBuffer + index ) )
- {
- ++numberOfParagraphs;
- }
- }
-
- Vector<BidirectionalParagraphInfoRun>& bidirectionalInfo = mImpl->mLogicalModel->mBidirectionalParagraphInfo;
- bidirectionalInfo.Reserve( numberOfParagraphs );
-
- // Calculates the bidirectional info for the whole paragraph if it contains right to left scripts.
- SetBidirectionalInfo( utf32Characters,
- scripts,
- lineBreakInfo,
- bidirectionalInfo );
-
- if( 0u != bidirectionalInfo.Count() )
- {
- // This paragraph has right to left text. Some characters may need to be mirrored.
- // TODO: consider if the mirrored string can be stored as well.
-
- textMirrored = GetMirroredText( utf32Characters, mirroredUtf32Characters );
-
- // Only set the character directions if there is right to left characters.
- Vector<CharacterDirection>& directions = mImpl->mLogicalModel->mCharacterDirections;
- directions.Resize( numberOfCharacters );
-
- GetCharactersDirection( bidirectionalInfo,
- directions );
- }
- else
- {
- // There is no right to left characters. Clear the directions vector.
- mImpl->mLogicalModel->mCharacterDirections.Clear();
- }
-
- }
-
- Vector<GlyphInfo>& glyphs = mImpl->mVisualModel->mGlyphs;
- Vector<CharacterIndex>& glyphsToCharactersMap = mImpl->mVisualModel->mGlyphsToCharacters;
- Vector<Length>& charactersPerGlyph = mImpl->mVisualModel->mCharactersPerGlyph;
- if( SHAPE_TEXT & operations )
- {
- const Vector<Character>& textToShape = textMirrored ? mirroredUtf32Characters : utf32Characters;
- // Shapes the text.
- ShapeText( textToShape,
- lineBreakInfo,
- scripts,
- validFonts,
- glyphs,
- glyphsToCharactersMap,
- charactersPerGlyph );
-
- // Create the 'number of glyphs' per character and the glyph to character conversion tables.
- mImpl->mVisualModel->CreateGlyphsPerCharacterTable( numberOfCharacters );
- mImpl->mVisualModel->CreateCharacterToGlyphTable( numberOfCharacters );
- }
-
- const Length numberOfGlyphs = glyphs.Count();
-
- if( GET_GLYPH_METRICS & operations )
- {
- mImpl->mFontClient.GetGlyphMetrics( glyphs.Begin(), numberOfGlyphs );
- }
-}
-
bool Controller::DoRelayout( const Size& size,
OperationsMask operationsRequired,
Size& layoutSize )
}
else if( Dali::DALI_KEY_BACKSPACE == keyCode )
{
- // Queue a delete event
- ModifyEvent event;
- event.type = ModifyEvent::DELETE_TEXT;
- mImpl->mModifyEvents.push_back( event );
+ // Remove the character before the current cursor position
+ bool removed = RemoveText( -1, 1 );
+
+ if( removed )
+ {
+ if( 0u == mImpl->mLogicalModel->mText.Count() )
+ {
+ mImpl->ShowPlaceholderText();
+ }
+ else
+ {
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_DELETED );
+ }
+ }
}
- else if( !keyString.empty() )
+ else
{
- // Queue an insert event
- ModifyEvent event;
- event.type = ModifyEvent::INSERT_TEXT;
- event.text = keyString;
- mImpl->mModifyEvents.push_back( event );
+ InsertText( keyString, COMMIT );
}
mImpl->ChangeState( EventData::EDITING ); // todo Confirm this is the best place to change the state of
return false;
}
+void Controller::InsertText( const std::string& text, Controller::InsertType type )
+{
+ bool removedPreEdit( false );
+ bool maxLengthReached( false );
+
+ if( ! text.empty() )
+ {
+ if( mImpl->IsShowingPlaceholderText() )
+ {
+ ResetText();
+ }
+ }
+
+ if( mImpl->mEventData )
+ {
+ if( COMMIT == type )
+ {
+ mImpl->mEventData->mPreEditFlag = false;
+ }
+ else // PRE_EDIT
+ {
+ if( mImpl->mEventData->mPreEditFlag &&
+ 0 != mImpl->mEventData->mPreEditLength )
+ {
+ // Remove previous pre-edit text
+ mImpl->mEventData->mPrimaryCursorPosition = mImpl->mEventData->mPreEditStartPosition;
+ removedPreEdit = RemoveText( -1, mImpl->mEventData->mPreEditLength );
+ }
+ else
+ {
+ // Record the start of the pre-edit text
+ mImpl->mEventData->mPreEditStartPosition = mImpl->mEventData->mPrimaryCursorPosition;
+ mImpl->mEventData->mPreEditLength = text.size();
+ }
+
+ mImpl->mEventData->mPreEditFlag = true;
+ }
+ }
+
+ if( ! text.empty() )
+ {
+ // Convert text into UTF-32
+ Vector<Character> utf32Characters;
+ utf32Characters.Resize( text.size() );
+
+ // This is a bit horrible but std::string returns a (signed) char*
+ const uint8_t* utf8 = reinterpret_cast<const uint8_t*>( text.c_str() );
+
+ // Transform a text array encoded in utf8 into an array encoded in utf32.
+ // It returns the actual number of characters.
+ Length characterCount = Utf8ToUtf32( utf8, text.size(), utf32Characters.Begin() );
+ utf32Characters.Resize( characterCount );
+
+ const Length numberOfCharactersInModel = mImpl->mLogicalModel->GetNumberOfCharacters();
+
+ // Restrict new text to fit within Maximum characters setting
+ Length maxSizeOfNewText = std::min ( ( mImpl->mMaximumNumberOfCharacters - numberOfCharactersInModel ), characterCount );
+ maxLengthReached = ( characterCount > maxSizeOfNewText );
+
+ // Insert at current cursor position
+ CharacterIndex& cursorIndex = mImpl->mEventData->mPrimaryCursorPosition;
+
+ Vector<Character>& modifyText = mImpl->mLogicalModel->mText;
+
+ if( cursorIndex < numberOfCharactersInModel )
+ {
+ modifyText.Insert( modifyText.Begin() + cursorIndex, utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
+ }
+ else
+ {
+ modifyText.Insert( modifyText.End(), utf32Characters.Begin(), utf32Characters.Begin() + maxSizeOfNewText );
+ }
+
+ cursorIndex += maxSizeOfNewText;
+ }
+
+ if( removedPreEdit || !text.empty() )
+ {
+ // Queue an inserted event
+ mImpl->QueueModifyEvent( ModifyEvent::TEXT_INSERTED );
+ }
+
+ if( maxLengthReached )
+ {
+ mImpl->mControlInterface.MaxLengthReached();
+
+ mImpl->PreEditReset();
+ }
+}
+
void Controller::TapEvent( unsigned int tapCount, float x, float y )
{
DALI_ASSERT_DEBUG( mImpl->mEventData && "Unexpected TapEvent" );
mImpl->RequestRelayout();
}
+
+ // Reset keyboard as tap event has occurred.
+ mImpl->PreEditReset();
}
void Controller::PanEvent( Gesture::State state, const Vector2& displacement )