/*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <dali-toolkit/internal/text/text-controller-impl.h>
// EXTERNAL INCLUDES
-#include <dali/public-api/adaptor-framework/key.h>
#include <dali/public-api/rendering/renderer.h>
#include <dali/integration-api/debug.h>
#include <limits>
#include <dali-toolkit/internal/text/segmentation.h>
#include <dali-toolkit/internal/text/shaper.h>
#include <dali-toolkit/internal/text/text-control-interface.h>
+#include <dali-toolkit/internal/text/text-controller-impl-event-handler.h>
+#include <dali-toolkit/internal/text/text-editable-control-interface.h>
+#include <dali-toolkit/internal/text/text-enumerations-impl.h>
#include <dali-toolkit/internal/text/text-run-container.h>
using namespace Dali;
};
#if defined(DEBUG_ENABLED)
- Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
+Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_TEXT_CONTROLS");
#endif
const float MAX_FLOAT = std::numeric_limits<float>::max();
Vector< unsigned short > mIndices; ///< container of indices
};
-const Dali::Vector4 LIGHT_BLUE( 0.75f, 0.96f, 1.f, 1.f );
-const Dali::Vector4 BACKGROUND_SUB4( 0.58f, 0.87f, 0.96f, 1.f );
-const Dali::Vector4 BACKGROUND_SUB5( 0.83f, 0.94f, 0.98f, 1.f );
-const Dali::Vector4 BACKGROUND_SUB6( 1.f, 0.5f, 0.5f, 1.f );
-const Dali::Vector4 BACKGROUND_SUB7( 1.f, 0.8f, 0.8f, 1.f );
+// The relative luminance of a color is defined as (L = 0.2126 * R + 0.7152 * G + 0.0722 * B)
+// based on W3C Recommendations (https://www.w3.org/TR/WCAG20/)
+const float BRIGHTNESS_THRESHOLD = 0.179f;
+const float CONSTANT_R = 0.2126f;
+const float CONSTANT_G = 0.7152f;
+const float CONSTANT_B = 0.0722f;
+const Dali::Vector4 BLACK(0.f, 0.f, 0.f, 1.f);
+const Dali::Vector4 WHITE(1.f, 1.f, 1.f, 1.f);
+const Dali::Vector4 LIGHT_BLUE(0.75f, 0.96f, 1.f, 1.f);
+const Dali::Vector4 BACKGROUND_SUB4(0.58f, 0.87f, 0.96f, 1.f);
+const Dali::Vector4 BACKGROUND_SUB5(0.83f, 0.94f, 0.98f, 1.f);
+const Dali::Vector4 BACKGROUND_SUB6(1.f, 0.5f, 0.5f, 1.f);
+const Dali::Vector4 BACKGROUND_SUB7(1.f, 0.8f, 0.8f, 1.f);
} // namespace
mIsPlaceholderElideEnabled( false ),
mPlaceholderEllipsisFlag( false ),
mShiftSelectionFlag( true ),
- mUpdateAlignment( false )
+ mUpdateAlignment( false ),
+ mEditingEnabled( true )
{
}
ColorRun backgroundColorRun;
backgroundColorRun.characterRun.characterIndex = attrData.startIndex + numberOfCommit;
backgroundColorRun.characterRun.numberOfCharacters = numberOfIndices;
- backgroundColorRun.color = textColor;
- mModel->mLogicalModel->mBackgroundColorRuns.PushBack( backgroundColorRun );
+ backgroundColorRun.color = textColor;
+ mModel->mLogicalModel->mBackgroundColorRuns.PushBack(backgroundColorRun);
Vector4 backgroundColor = mModel->mVisualModel->GetBackgroundColor();
- Vector<ColorRun> colorRuns;
- colorRuns.Resize( 1u );
- ColorRun& colorRun = *( colorRuns.Begin() );
- colorRun.color = backgroundColor;
- colorRun.characterRun.characterIndex = attrData.startIndex + numberOfCommit;
+ if(backgroundColor.a == 0) // There is no text background color.
+ {
+ // Try use the control's background color.
+ if(nullptr != mEditableControlInterface)
+ {
+ mEditableControlInterface->GetControlBackgroundColor(backgroundColor);
+ if(backgroundColor.a == 0) // There is no control background color.
+ {
+ // Determines black or white color according to text color.
+ // Based on W3C Recommendations (https://www.w3.org/TR/WCAG20/)
+ float L = CONSTANT_R * textColor.r + CONSTANT_G * textColor.g + CONSTANT_B * textColor.b;
+ backgroundColor = L > BRIGHTNESS_THRESHOLD ? BLACK : WHITE;
+ }
+ }
+ }
+
+ Vector<ColorRun> colorRuns;
+ colorRuns.Resize(1u);
+ ColorRun& colorRun = *(colorRuns.Begin());
+ colorRun.color = backgroundColor;
+ colorRun.characterRun.characterIndex = attrData.startIndex + numberOfCommit;
colorRun.characterRun.numberOfCharacters = numberOfIndices;
mModel->mLogicalModel->mColorRuns.PushBack( colorRun );
void Controller::Impl::OnCursorKeyEvent( const Event& event )
{
- if( NULL == mEventData || !IsShowingRealText() )
- {
- // Nothing to do if there is no text input.
- return;
- }
-
- int keyCode = event.p1.mInt;
- bool isShiftModifier = event.p2.mBool;
-
- CharacterIndex previousPrimaryCursorPosition = mEventData->mPrimaryCursorPosition;
-
- if( Dali::DALI_KEY_CURSOR_LEFT == keyCode )
- {
- if( mEventData->mPrimaryCursorPosition > 0u )
- {
- if ( !isShiftModifier && mEventData->mDecorator->IsHighlightVisible() )
- {
- mEventData->mPrimaryCursorPosition = std::min(mEventData->mLeftSelectionPosition, mEventData->mRightSelectionPosition);
- }
- else
- {
- mEventData->mPrimaryCursorPosition = CalculateNewCursorIndex( mEventData->mPrimaryCursorPosition - 1u );
- }
- }
- }
- else if( Dali::DALI_KEY_CURSOR_RIGHT == keyCode )
- {
- if( mModel->mLogicalModel->mText.Count() > mEventData->mPrimaryCursorPosition )
- {
- if ( !isShiftModifier && mEventData->mDecorator->IsHighlightVisible() )
- {
- mEventData->mPrimaryCursorPosition = std::max(mEventData->mLeftSelectionPosition, mEventData->mRightSelectionPosition);
- }
- else
- {
- mEventData->mPrimaryCursorPosition = CalculateNewCursorIndex( mEventData->mPrimaryCursorPosition );
- }
- }
- }
- else if( Dali::DALI_KEY_CURSOR_UP == keyCode && !isShiftModifier )
- {
- // Ignore Shift-Up for text selection for now.
-
- // Get first the line index of the current cursor position index.
- CharacterIndex characterIndex = 0u;
-
- if( mEventData->mPrimaryCursorPosition > 0u )
- {
- characterIndex = mEventData->mPrimaryCursorPosition - 1u;
- }
-
- const LineIndex lineIndex = mModel->mVisualModel->GetLineOfCharacter( characterIndex );
- const LineIndex previousLineIndex = ( lineIndex > 0 ? lineIndex - 1u : lineIndex );
-
- // Retrieve the cursor position info.
- CursorInfo cursorInfo;
- GetCursorPosition( mEventData->mPrimaryCursorPosition,
- cursorInfo );
-
- // Get the line above.
- const LineRun& line = *( mModel->mVisualModel->mLines.Begin() + previousLineIndex );
-
- // Get the next hit 'y' point.
- const float hitPointY = cursorInfo.lineOffset - 0.5f * ( line.ascender - line.descender );
-
- // Use the cursor hook position 'x' and the next hit 'y' position to calculate the new cursor index.
- bool matchedCharacter = false;
- mEventData->mPrimaryCursorPosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- mEventData->mCursorHookPositionX,
- hitPointY,
- CharacterHitTest::TAP,
- matchedCharacter );
- }
- else if( Dali::DALI_KEY_CURSOR_DOWN == keyCode && !isShiftModifier )
- {
- // Ignore Shift-Down for text selection for now.
-
- // Get first the line index of the current cursor position index.
- CharacterIndex characterIndex = 0u;
-
- if( mEventData->mPrimaryCursorPosition > 0u )
- {
- characterIndex = mEventData->mPrimaryCursorPosition - 1u;
- }
-
- const LineIndex lineIndex = mModel->mVisualModel->GetLineOfCharacter( characterIndex );
-
- if( lineIndex + 1u < mModel->mVisualModel->mLines.Count() )
- {
- // Retrieve the cursor position info.
- CursorInfo cursorInfo;
- GetCursorPosition( mEventData->mPrimaryCursorPosition,
- cursorInfo );
-
- // Get the line below.
- const LineRun& line = *( mModel->mVisualModel->mLines.Begin() + lineIndex + 1u );
-
- // Get the next hit 'y' point.
- const float hitPointY = cursorInfo.lineOffset + cursorInfo.lineHeight + 0.5f * ( line.ascender - line.descender );
-
- // Use the cursor hook position 'x' and the next hit 'y' position to calculate the new cursor index.
- bool matchedCharacter = false;
- mEventData->mPrimaryCursorPosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- mEventData->mCursorHookPositionX,
- hitPointY,
- CharacterHitTest::TAP,
- matchedCharacter );
- }
- }
-
- if ( !isShiftModifier && mEventData->mState != EventData::SELECTING )
- {
- // Update selection position after moving the cursor
- mEventData->mLeftSelectionPosition = mEventData->mPrimaryCursorPosition;
- mEventData->mRightSelectionPosition = mEventData->mPrimaryCursorPosition;
- }
-
- if ( isShiftModifier && IsShowingRealText() && mEventData->mShiftSelectionFlag )
- {
- // Handle text selection
- bool selecting = false;
-
- if ( Dali::DALI_KEY_CURSOR_LEFT == keyCode || Dali::DALI_KEY_CURSOR_RIGHT == keyCode )
- {
- // Shift-Left/Right to select the text
- int cursorPositionDelta = mEventData->mPrimaryCursorPosition - previousPrimaryCursorPosition;
- if ( cursorPositionDelta > 0 || mEventData->mRightSelectionPosition > 0u ) // Check the boundary
- {
- mEventData->mRightSelectionPosition += cursorPositionDelta;
- }
- selecting = true;
- }
- else if ( mEventData->mLeftSelectionPosition != mEventData->mRightSelectionPosition )
- {
- // Show no grab handles and text highlight if Shift-Up/Down pressed but no selected text
- selecting = true;
- }
-
- if ( selecting )
- {
- // Notify the cursor position to the InputMethodContext.
- if( mEventData->mInputMethodContext )
- {
- mEventData->mInputMethodContext.SetCursorPosition( mEventData->mPrimaryCursorPosition );
- mEventData->mInputMethodContext.NotifyCursorPosition();
- }
-
- ChangeState( EventData::SELECTING );
-
- mEventData->mUpdateLeftSelectionPosition = true;
- mEventData->mUpdateRightSelectionPosition = true;
- mEventData->mUpdateGrabHandlePosition = true;
- mEventData->mUpdateHighlightBox = true;
-
- // Hide the text selection popup if select the text using keyboard instead of moving grab handles
- if( mEventData->mGrabHandlePopupEnabled )
- {
- mEventData->mDecorator->SetPopupActive( false );
- }
- }
- }
- else
- {
- // Handle normal cursor move
- ChangeState( EventData::EDITING );
- mEventData->mUpdateCursorPosition = true;
- }
-
- mEventData->mUpdateInputStyle = true;
- mEventData->mScrollAfterUpdatePosition = true;
+ ControllerImplEventHandler::OnCursorKeyEvent(*this, event);
}
void Controller::Impl::OnTapEvent( const Event& event )
{
- if( NULL != mEventData )
- {
- const unsigned int tapCount = event.p1.mUint;
-
- if( 1u == tapCount )
- {
- if( IsShowingRealText() )
- {
- // Convert from control's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
-
- // Keep the tap 'x' position. Used to move the cursor.
- mEventData->mCursorHookPositionX = xPosition;
-
- // Whether to touch point hits on a glyph.
- bool matchedCharacter = false;
- mEventData->mPrimaryCursorPosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- xPosition,
- yPosition,
- CharacterHitTest::TAP,
- matchedCharacter );
-
- // When the cursor position is changing, delay cursor blinking
- mEventData->mDecorator->DelayCursorBlink();
- }
- else
- {
- mEventData->mPrimaryCursorPosition = 0u;
- }
-
- // Update selection position after tapping
- mEventData->mLeftSelectionPosition = mEventData->mPrimaryCursorPosition;
- mEventData->mRightSelectionPosition = mEventData->mPrimaryCursorPosition;
-
- mEventData->mUpdateCursorPosition = true;
- mEventData->mUpdateGrabHandlePosition = true;
- mEventData->mScrollAfterUpdatePosition = true;
- mEventData->mUpdateInputStyle = true;
-
- // Notify the cursor position to the InputMethodContext.
- if( mEventData->mInputMethodContext )
- {
- mEventData->mInputMethodContext.SetCursorPosition( mEventData->mPrimaryCursorPosition );
- mEventData->mInputMethodContext.NotifyCursorPosition();
- }
- }
- else if( 2u == tapCount )
- {
- if( mEventData->mSelectionEnabled )
- {
- // Convert from control's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
-
- // Calculates the logical position from the x,y coords.
- RepositionSelectionHandles( xPosition,
- yPosition,
- mEventData->mDoubleTapAction );
- }
- }
- }
+ ControllerImplEventHandler::OnTapEvent(*this, event);
}
void Controller::Impl::OnPanEvent( const Event& event )
{
- if( NULL == mEventData )
- {
- // Nothing to do if there is no text input.
- return;
- }
-
- const bool isHorizontalScrollEnabled = mEventData->mDecorator->IsHorizontalScrollEnabled();
- const bool isVerticalScrollEnabled = mEventData->mDecorator->IsVerticalScrollEnabled();
-
- if( !isHorizontalScrollEnabled && !isVerticalScrollEnabled )
- {
- // Nothing to do if scrolling is not enabled.
- return;
- }
-
- const int state = event.p1.mInt;
-
- switch( state )
- {
- case Gesture::Started:
- {
- // Will remove the cursor, handles or text's popup, ...
- ChangeState( EventData::TEXT_PANNING );
- break;
- }
- case Gesture::Continuing:
- {
- const Vector2& layoutSize = mModel->mVisualModel->GetLayoutSize();
- const Vector2 currentScroll = mModel->mScrollPosition;
-
- if( isHorizontalScrollEnabled )
- {
- const float displacementX = event.p2.mFloat;
- mModel->mScrollPosition.x += displacementX;
-
- ClampHorizontalScroll( layoutSize );
- }
-
- if( isVerticalScrollEnabled )
- {
- const float displacementY = event.p3.mFloat;
- mModel->mScrollPosition.y += displacementY;
+ ControllerImplEventHandler::OnPanEvent(*this, event);
+}
- ClampVerticalScroll( layoutSize );
- }
+void Controller::Impl::OnLongPressEvent( const Event& event )
+{
+ ControllerImplEventHandler::OnLongPressEvent(*this, event);
+}
- mEventData->mDecorator->UpdatePositions( mModel->mScrollPosition - currentScroll );
- break;
- }
- case Gesture::Finished:
- case Gesture::Cancelled: // FALLTHROUGH
- {
- // Will go back to the previous state to show the cursor, handles, the text's popup, ...
- ChangeState( mEventData->mPreviousState );
- break;
- }
- default:
- break;
- }
+void Controller::Impl::OnHandleEvent( const Event& event )
+{
+ ControllerImplEventHandler::OnHandleEvent(*this, event);
}
-void Controller::Impl::OnLongPressEvent( const Event& event )
+void Controller::Impl::OnSelectEvent( const Event& event )
{
- DALI_LOG_INFO( gLogFilter, Debug::General, "Controller::OnLongPressEvent\n" );
+ ControllerImplEventHandler::OnSelectEvent(*this, event);
+}
- if( !IsShowingRealText() && ( EventData::EDITING == mEventData->mState ) )
- {
- ChangeState( EventData::EDITING_WITH_POPUP );
- mEventData->mDecoratorUpdated = true;
- mEventData->mUpdateInputStyle = true;
- }
- else
- {
- if( mEventData->mSelectionEnabled )
- {
- // Convert from control's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
+void Controller::Impl::OnSelectAllEvent()
+{
+ ControllerImplEventHandler::OnSelectAllEvent(*this);
+}
- // Calculates the logical position from the x,y coords.
- RepositionSelectionHandles( xPosition,
- yPosition,
- mEventData->mLongPressAction );
- }
- }
+void Controller::Impl::OnSelectNoneEvent()
+{
+ ControllerImplEventHandler::OnSelectNoneEvent(*this);
}
-void Controller::Impl::OnHandleEvent( const Event& event )
+void Controller::Impl::SetTextSelectionRange(const uint32_t *pStart, const uint32_t *pEnd)
{
- if( NULL == mEventData )
+ if( nullptr == mEventData )
{
- // Nothing to do if there is no text input.
+ // Nothing to do if there is no text.
return;
}
- const unsigned int state = event.p1.mUint;
- const bool handleStopScrolling = ( HANDLE_STOP_SCROLLING == state );
- const bool isSmoothHandlePanEnabled = mEventData->mDecorator->IsSmoothHandlePanEnabled();
-
- if( HANDLE_PRESSED == state )
+ if( mEventData->mSelectionEnabled && (pStart || pEnd))
{
- // Convert from decorator's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
-
- // Need to calculate the handle's new position.
- bool matchedCharacter = false;
- const CharacterIndex handleNewPosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- xPosition,
- yPosition,
- CharacterHitTest::SCROLL,
- matchedCharacter );
-
- if( Event::GRAB_HANDLE_EVENT == event.type )
- {
- ChangeState ( EventData::GRAB_HANDLE_PANNING );
-
- if( handleNewPosition != mEventData->mPrimaryCursorPosition )
- {
- // Updates the cursor position if the handle's new position is different than the current one.
- mEventData->mUpdateCursorPosition = true;
- // Does not update the grab handle position if the smooth panning is enabled. (The decorator does it smooth).
- mEventData->mUpdateGrabHandlePosition = !isSmoothHandlePanEnabled;
- mEventData->mPrimaryCursorPosition = handleNewPosition;
- }
+ uint32_t length = static_cast<uint32_t>(mModel->mLogicalModel->mText.Count());
- // Updates the decorator if the soft handle panning is enabled. It triggers a relayout in the decorator and the new position of the handle is set.
- mEventData->mDecoratorUpdated = isSmoothHandlePanEnabled;
- }
- else if( Event::LEFT_SELECTION_HANDLE_EVENT == event.type )
+ if (pStart)
{
- ChangeState ( EventData::SELECTION_HANDLE_PANNING );
-
- if( ( handleNewPosition != mEventData->mLeftSelectionPosition ) &&
- ( handleNewPosition != mEventData->mRightSelectionPosition ) )
- {
- // Updates the highlight box if the handle's new position is different than the current one.
- mEventData->mUpdateHighlightBox = true;
- // Does not update the selection handle position if the smooth panning is enabled. (The decorator does it smooth).
- mEventData->mUpdateLeftSelectionPosition = !isSmoothHandlePanEnabled;
- mEventData->mLeftSelectionPosition = handleNewPosition;
- }
-
- // Updates the decorator if the soft handle panning is enabled. It triggers a relayout in the decorator and the new position of the handle is set.
- mEventData->mDecoratorUpdated = isSmoothHandlePanEnabled;
-
- // Will define the order to scroll the text to match the handle position.
- mEventData->mIsLeftHandleSelected = true;
- mEventData->mIsRightHandleSelected = false;
+ mEventData->mLeftSelectionPosition = std::min(*pStart, length);
}
- else if( Event::RIGHT_SELECTION_HANDLE_EVENT == event.type )
+ if (pEnd)
{
- ChangeState ( EventData::SELECTION_HANDLE_PANNING );
-
- if( ( handleNewPosition != mEventData->mRightSelectionPosition ) &&
- ( handleNewPosition != mEventData->mLeftSelectionPosition ) )
- {
- // Updates the highlight box if the handle's new position is different than the current one.
- mEventData->mUpdateHighlightBox = true;
- // Does not update the selection handle position if the smooth panning is enabled. (The decorator does it smooth).
- mEventData->mUpdateRightSelectionPosition = !isSmoothHandlePanEnabled;
- mEventData->mRightSelectionPosition = handleNewPosition;
- }
-
- // Updates the decorator if the soft handle panning is enabled. It triggers a relayout in the decorator and the new position of the handle is set.
- mEventData->mDecoratorUpdated = isSmoothHandlePanEnabled;
-
- // Will define the order to scroll the text to match the handle position.
- mEventData->mIsLeftHandleSelected = false;
- mEventData->mIsRightHandleSelected = true;
+ mEventData->mRightSelectionPosition = std::min(*pEnd, length);
}
- } // end ( HANDLE_PRESSED == state )
- else if( ( HANDLE_RELEASED == state ) ||
- handleStopScrolling )
- {
- CharacterIndex handlePosition = 0u;
- if( handleStopScrolling || isSmoothHandlePanEnabled )
- {
- // Convert from decorator's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
- bool matchedCharacter = false;
- handlePosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- xPosition,
- yPosition,
- CharacterHitTest::SCROLL,
- matchedCharacter );
- }
-
- if( Event::GRAB_HANDLE_EVENT == event.type )
+ if (mEventData->mLeftSelectionPosition == mEventData->mRightSelectionPosition)
{
+ ChangeState( EventData::EDITING );
+ mEventData->mPrimaryCursorPosition = mEventData->mLeftSelectionPosition = mEventData->mRightSelectionPosition;
mEventData->mUpdateCursorPosition = true;
- mEventData->mUpdateGrabHandlePosition = true;
- mEventData->mUpdateInputStyle = true;
-
- if( !IsClipboardEmpty() )
- {
- ChangeState( EventData::EDITING_WITH_PASTE_POPUP ); // Moving grabhandle will show Paste Popup
- }
-
- if( handleStopScrolling || isSmoothHandlePanEnabled )
- {
- mEventData->mScrollAfterUpdatePosition = true;
- mEventData->mPrimaryCursorPosition = handlePosition;
- }
}
- else if( Event::LEFT_SELECTION_HANDLE_EVENT == event.type )
+ else
{
ChangeState( EventData::SELECTING );
-
mEventData->mUpdateHighlightBox = true;
mEventData->mUpdateLeftSelectionPosition = true;
mEventData->mUpdateRightSelectionPosition = true;
-
- if( handleStopScrolling || isSmoothHandlePanEnabled )
- {
- mEventData->mScrollAfterUpdatePosition = true;
-
- if( ( handlePosition != mEventData->mRightSelectionPosition ) &&
- ( handlePosition != mEventData->mLeftSelectionPosition ) )
- {
- mEventData->mLeftSelectionPosition = handlePosition;
- }
- }
- }
- else if( Event::RIGHT_SELECTION_HANDLE_EVENT == event.type )
- {
- ChangeState( EventData::SELECTING );
-
- mEventData->mUpdateHighlightBox = true;
- mEventData->mUpdateRightSelectionPosition = true;
- mEventData->mUpdateLeftSelectionPosition = true;
-
- if( handleStopScrolling || isSmoothHandlePanEnabled )
- {
- mEventData->mScrollAfterUpdatePosition = true;
- if( ( handlePosition != mEventData->mRightSelectionPosition ) &&
- ( handlePosition != mEventData->mLeftSelectionPosition ) )
- {
- mEventData->mRightSelectionPosition = handlePosition;
- }
- }
- }
-
- mEventData->mDecoratorUpdated = true;
- } // end ( ( HANDLE_RELEASED == state ) || ( HANDLE_STOP_SCROLLING == state ) )
- else if( HANDLE_SCROLLING == state )
- {
- const float xSpeed = event.p2.mFloat;
- const float ySpeed = event.p3.mFloat;
- const Vector2& layoutSize = mModel->mVisualModel->GetLayoutSize();
- const Vector2 currentScrollPosition = mModel->mScrollPosition;
-
- mModel->mScrollPosition.x += xSpeed;
- mModel->mScrollPosition.y += ySpeed;
-
- ClampHorizontalScroll( layoutSize );
- ClampVerticalScroll( layoutSize );
-
- bool endOfScroll = false;
- if( Vector2::ZERO == ( currentScrollPosition - mModel->mScrollPosition ) )
- {
- // Notify the decorator there is no more text to scroll.
- // The decorator won't send more scroll events.
- mEventData->mDecorator->NotifyEndOfScroll();
- // Still need to set the position of the handle.
- endOfScroll = true;
- }
-
- // Set the position of the handle.
- const bool scrollRightDirection = xSpeed > 0.f;
- const bool scrollBottomDirection = ySpeed > 0.f;
- const bool leftSelectionHandleEvent = Event::LEFT_SELECTION_HANDLE_EVENT == event.type;
- const bool rightSelectionHandleEvent = Event::RIGHT_SELECTION_HANDLE_EVENT == event.type;
-
- if( Event::GRAB_HANDLE_EVENT == event.type )
- {
- ChangeState( EventData::GRAB_HANDLE_PANNING );
-
- // Get the grab handle position in decorator coords.
- Vector2 position = mEventData->mDecorator->GetPosition( GRAB_HANDLE );
-
- if( mEventData->mDecorator->IsHorizontalScrollEnabled() )
- {
- // Position the grag handle close to either the left or right edge.
- position.x = scrollRightDirection ? 0.f : mModel->mVisualModel->mControlSize.width;
- }
-
- if( mEventData->mDecorator->IsVerticalScrollEnabled() )
- {
- position.x = mEventData->mCursorHookPositionX;
-
- // Position the grag handle close to either the top or bottom edge.
- position.y = scrollBottomDirection ? 0.f : mModel->mVisualModel->mControlSize.height;
- }
-
- // Get the new handle position.
- // The grab handle's position is in decorator's coords. Need to transforms to text's coords.
- bool matchedCharacter = false;
- const CharacterIndex handlePosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- position.x - mModel->mScrollPosition.x,
- position.y - mModel->mScrollPosition.y,
- CharacterHitTest::SCROLL,
- matchedCharacter );
-
- if( mEventData->mPrimaryCursorPosition != handlePosition )
- {
- mEventData->mUpdateCursorPosition = true;
- mEventData->mUpdateGrabHandlePosition = !isSmoothHandlePanEnabled;
- mEventData->mScrollAfterUpdatePosition = true;
- mEventData->mPrimaryCursorPosition = handlePosition;
- }
- mEventData->mUpdateInputStyle = mEventData->mUpdateCursorPosition;
-
- // Updates the decorator if the soft handle panning is enabled.
- mEventData->mDecoratorUpdated = isSmoothHandlePanEnabled;
- }
- else if( leftSelectionHandleEvent || rightSelectionHandleEvent )
- {
- ChangeState( EventData::SELECTION_HANDLE_PANNING );
-
- // Get the selection handle position in decorator coords.
- Vector2 position = mEventData->mDecorator->GetPosition( leftSelectionHandleEvent ? Text::LEFT_SELECTION_HANDLE : Text::RIGHT_SELECTION_HANDLE );
-
- if( mEventData->mDecorator->IsHorizontalScrollEnabled() )
- {
- // Position the selection handle close to either the left or right edge.
- position.x = scrollRightDirection ? 0.f : mModel->mVisualModel->mControlSize.width;
- }
-
- if( mEventData->mDecorator->IsVerticalScrollEnabled() )
- {
- position.x = mEventData->mCursorHookPositionX;
-
- // Position the grag handle close to either the top or bottom edge.
- position.y = scrollBottomDirection ? 0.f : mModel->mVisualModel->mControlSize.height;
- }
-
- // Get the new handle position.
- // The selection handle's position is in decorator's coords. Need to transform to text's coords.
- bool matchedCharacter = false;
- const CharacterIndex handlePosition = Text::GetClosestCursorIndex( mModel->mVisualModel,
- mModel->mLogicalModel,
- mMetrics,
- position.x - mModel->mScrollPosition.x,
- position.y - mModel->mScrollPosition.y,
- CharacterHitTest::SCROLL,
- matchedCharacter );
-
- if( leftSelectionHandleEvent )
- {
- const bool differentHandles = ( mEventData->mLeftSelectionPosition != handlePosition ) && ( mEventData->mRightSelectionPosition != handlePosition );
-
- if( differentHandles || endOfScroll )
- {
- mEventData->mUpdateHighlightBox = true;
- mEventData->mUpdateLeftSelectionPosition = !isSmoothHandlePanEnabled;
- mEventData->mUpdateRightSelectionPosition = isSmoothHandlePanEnabled;
- mEventData->mLeftSelectionPosition = handlePosition;
- }
- }
- else
- {
- const bool differentHandles = ( mEventData->mRightSelectionPosition != handlePosition ) && ( mEventData->mLeftSelectionPosition != handlePosition );
- if( differentHandles || endOfScroll )
- {
- mEventData->mUpdateHighlightBox = true;
- mEventData->mUpdateRightSelectionPosition = !isSmoothHandlePanEnabled;
- mEventData->mUpdateLeftSelectionPosition = isSmoothHandlePanEnabled;
- mEventData->mRightSelectionPosition = handlePosition;
- }
- }
-
- if( mEventData->mUpdateLeftSelectionPosition || mEventData->mUpdateRightSelectionPosition )
- {
- RepositionSelectionHandles();
-
- mEventData->mScrollAfterUpdatePosition = !isSmoothHandlePanEnabled;
- }
}
- mEventData->mDecoratorUpdated = true;
- } // end ( HANDLE_SCROLLING == state )
-}
-
-void Controller::Impl::OnSelectEvent( const Event& event )
-{
- if( NULL == mEventData )
- {
- // Nothing to do if there is no text.
- return;
- }
-
- if( mEventData->mSelectionEnabled )
- {
- // Convert from control's coords to text's coords.
- const float xPosition = event.p2.mFloat - mModel->mScrollPosition.x;
- const float yPosition = event.p3.mFloat - mModel->mScrollPosition.y;
-
- // Calculates the logical position from the x,y coords.
- RepositionSelectionHandles( xPosition,
- yPosition,
- Controller::NoTextTap::HIGHLIGHT );
}
}
-void Controller::Impl::OnSelectAllEvent()
+Uint32Pair Controller::Impl::GetTextSelectionRange() const
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "OnSelectAllEvent mEventData->mSelectionEnabled%s \n", mEventData->mSelectionEnabled?"true":"false");
+ Uint32Pair range;
- if( NULL == mEventData )
+ if( mEventData )
{
- // Nothing to do if there is no text.
- return;
+ range.first = mEventData->mLeftSelectionPosition;
+ range.second = mEventData->mRightSelectionPosition;
}
- if( mEventData->mSelectionEnabled )
- {
- // Calculates the logical position from the start.
- RepositionSelectionHandles( 0.f - mModel->mScrollPosition.x,
- 0.f - mModel->mScrollPosition.y,
- Controller::NoTextTap::HIGHLIGHT );
-
- mEventData->mLeftSelectionPosition = 0u;
- mEventData->mRightSelectionPosition = mModel->mLogicalModel->mText.Count();
- }
+ return range;
}
-void Controller::Impl::OnSelectNoneEvent()
+bool Controller::Impl::IsEditable() const
{
- DALI_LOG_INFO( gLogFilter, Debug::Verbose, "OnSelectNoneEvent mEventData->mSelectionEnabled%s \n", mEventData->mSelectionEnabled?"true":"false");
+ return mEventData && mEventData->mEditingEnabled;
+}
- if( NULL == mEventData )
+void Controller::Impl::SetEditable( bool editable )
+{
+ if( mEventData)
{
- // Nothing to do if there is no text.
- return;
- }
-
- if( mEventData->mSelectionEnabled && mEventData->mState == EventData::SELECTING)
- {
- mEventData->mPrimaryCursorPosition = 0u;
- mEventData->mLeftSelectionPosition = mEventData->mRightSelectionPosition = mEventData->mPrimaryCursorPosition;
- ChangeState( EventData::INACTIVE );
- mEventData->mUpdateCursorPosition = true;
- mEventData->mUpdateInputStyle = true;
- mEventData->mScrollAfterUpdatePosition = true;
+ mEventData->mEditingEnabled = editable;
}
}
* If EDITING_WITH_POPUP : SELECT & SELECT_ALL
*/
+ bool isEditable = IsEditable();
TextSelectionPopup::Buttons buttonsToShow = TextSelectionPopup::NONE;
if( EventData::SELECTING == mEventData->mState )
{
- buttonsToShow = TextSelectionPopup::Buttons( TextSelectionPopup::CUT | TextSelectionPopup::COPY );
+ buttonsToShow = TextSelectionPopup::Buttons( TextSelectionPopup::COPY );
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons( buttonsToShow | TextSelectionPopup::CUT );
+ }
if( !IsClipboardEmpty() )
{
- buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ }
buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::CLIPBOARD ) );
}
if( !IsClipboardEmpty() )
{
- buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ }
buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::CLIPBOARD ) );
}
}
{
if ( !IsClipboardEmpty() )
{
- buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ if(isEditable)
+ {
+ buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::PASTE ) );
+ }
buttonsToShow = TextSelectionPopup::Buttons ( ( buttonsToShow | TextSelectionPopup::CLIPBOARD ) );
}
}