Method updateScrollBar

src/eepp/ui/uicodeeditor.cpp:2137–2175

}

void UICodeEditor::updateScrollBar() {
	Int64 notVisibleLineCount = (Int64)getTotalVisibleLines() - (Int64)getViewPortLineCount().y;

	mHScrollBar->setEnabled( false );
	mHScrollBar->setVisible( false );

	mVScrollBar->setPixelsSize( mVScrollBar->getPixelsSize().getWidth(), editorHeight() );

	if ( mHorizontalScrollBarEnabled ) {
		mHScrollBar->setPixelsPosition( mPaddingPx.Left,
										mSize.getHeight() - mPaddingPx.Bottom -
											mHScrollBar->getPixelsSize().getHeight() );
		mHScrollBar->setPixelsSize( editorWidth() -
										( mVerticalScrollBarEnabled && notVisibleLineCount > 0
											  ? mVScrollBar->getPixelsSize().getWidth()
											  : 0 ),
									mHScrollBar->getPixelsSize().getHeight() );
		Float viewPortWidth = getViewportWidth();
		mHScrollBar->setPageStep( viewPortWidth / mLongestLineWidth );
		mHScrollBar->setClickStep( 0.2f );
		bool showHScroll = mLongestLineWidth > viewPortWidth && !mDocView.isWrapEnabled();
		mHScrollBar->setEnabled( showHScroll );
		mHScrollBar->setVisible( showHScroll );
	}

	mVScrollBar->setPixelsPosition( mSize.getWidth() - mVScrollBar->getPixelsSize().getWidth(),
									mPaddingPx.Top );
	mVScrollBar->setPageStep( getViewPortLineCount().y / (float)mDocView.getVisibleLinesCount() );
	mVScrollBar->setClickStep( 0.2f );
	bool wasVScrollVisible = mVScrollBar->isVisible();
	bool showVScroll = mVerticalScrollBarEnabled && notVisibleLineCount > 0;
	mVScrollBar->setEnabled( showVScroll );
	mVScrollBar->setVisible( showVScroll );

	if ( wasVScrollVisible != showVScroll && mDocView.isWrapEnabled() )
		invalidateLineWrapMaxWidth( false );

	setScrollY( mScroll.y );
}

void UICodeEditor::goToLine( const TextPosition& position, bool centered, bool forceExactPosition,
							 bool scrollX ) {