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MyRichEdit.cpp
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#include <math.h>
#include <QPrinter>
#include "common_headers.h"
#include "MyRichEdit.h"
///////////////////////////////////////////////////////////
_CMyRichEdit::_CMyRichEdit(QWidget* parent)
: QTextEdit(parent)
, m_iListStyle(QTextListFormat::ListStyleUndefined)
, m_bImageSelected(false)
, m_bTableSelected(false)
{
m_pTextDocument = new _CMyDocument(this);
QTextEdit::setDocument(m_pTextDocument);
m_pHighlighterOccurrence = new _CHighlighterOccurrence(m_pTextDocument);
{
QPalette xPal = QTextEdit::palette();
QColor clHighlight = xPal.color(QPalette::Active, QPalette::Highlight);
xPal.setColor(QPalette::Inactive, QPalette::Highlight, clHighlight);
QTextEdit::setPalette(xPal);
}
QTextEdit::setAcceptRichText(false);
QTextEdit::setMouseTracking(true);
QTextEdit::viewport()->installEventFilter(this);
QObject::connect(this->document(), SIGNAL(contentsChanged()), this, SLOT(onDetectBlockFmtChanges()));
QObject::connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(onDetectBlockFmtChanges()));
QObject::connect(this, SIGNAL(selectionChanged()), this, SLOT(onDetectImageSelectionChanged()));
QObject::connect(this->document(), SIGNAL(contentsChanged()), this, SLOT(onDetectCellsSelectionChanges()));
QObject::connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(onDetectCellsSelectionChanges()));
QObject::connect(this, SIGNAL(selectionChanged()), this, SLOT(onDetectCellsSelectionChanges()));
QObject::connect(this->document(), SIGNAL(modificationChanged(bool)), this, SLOT(onModificationChanged(bool)));
QObject::connect(this->document(), SIGNAL(contentsChange(int,int,int)), this, SLOT(onContentsChange(int,int,int)));
QObject::connect(this, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
}
void _CMyRichEdit::onDetectBlockFmtChanges()
{
bool bChanged = false;
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
QTextListFormat::Style iStyle = blockTextListStyle();
if(m_xLastBlockFmt != xFmt){
m_xLastBlockFmt = xFmt;
bChanged = true;
}
if(m_iListStyle != iStyle){
m_iListStyle = iStyle;
bChanged = true;
}
if(bChanged){
emit currentBlockFormatChanged(xFmt, iStyle);
}
}
void _CMyRichEdit::onDetectCellsSelectionChanges()
{
int nRow, nRowCount, nCol, nColCount;
selectedTableCells(&nRow, &nRowCount, &nCol, &nColCount);
if(nRow < 0 || nCol < 0 || nRowCount < 0 || nColCount < 0){
if(m_bTableSelected){
emit cellsSelectionChanged(-1, -1, -1 ,-1);
m_bTableSelected = false;
}
}else{
if(!m_bTableSelected) m_bTableSelected = true;
emit cellsSelectionChanged(nRow, nRowCount, nCol, nColCount);
}
// QTextTable* pTable = QTextEdit::textCursor().currentTable();
// if(pTable){
// if(QTextEdit::textCursor().hasComplexSelection()){
// QTextEdit::textCursor().selectedTableCells(&nRow, &nRowCount, &nCol, &nColCount);
// }else{
// QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().position());
// nRow = xCell.row(); nCol = xCell.column(); nRowCount = 1; nColCount = 1;
// }
// emit cellsSelectionChanged(nRow, nRowCount, nCol, nColCount);
// if(!m_bTableSelected) m_bTableSelected = true;
// }else{
// if(m_bTableSelected){
// emit cellsSelectionChanged(-1, -1, -1 ,-1);
// m_bTableSelected = false;
// }
// }
}
void _CMyRichEdit::onDetectImageSelectionChanged()
{
_CTextImage xTextImage; bool bImageSelected = currentImage();
if(m_bImageSelected != bImageSelected){
m_bImageSelected = bImageSelected;
emit imageSelectionChanged(m_bImageSelected);
}
}
void _CMyRichEdit::open(const QString& sFn)
{
if(QFileInfo(sFn).exists()){
QString sHtml = _CTextFile::load(sFn, "html");
m_pTextDocument->loadDocument(sHtml);
// QTextEdit::setHtml(sHtml);
m_sFilePath = sFn;
}
}
void _CMyRichEdit::save()
{
if(!m_sFilePath.isEmpty()){
saveAs(m_sFilePath);
setDirty(false);
}
}
void _CMyRichEdit::saveAs(const QString& sFn) const
{
// QString sHtml = QTextEdit::toHtml();
m_pTextDocument->cleanUnlinkedImages();
QString sContent = m_pTextDocument->content();
_CTextFile::saveUtf8(sFn, sContent, true);
}
void _CMyRichEdit::exportAsHtml(const QString& sFn) const
{
m_pTextDocument->cleanUnlinkedImages();
QString sHtml = m_pTextDocument->convertToHtml();
_CTextFile::saveUtf8(sFn, sHtml, true);
}
void _CMyRichEdit::exportAsPdf(const QString& sFn) const
{
//2018.2.4 Printer mode;
QPrinter::PrinterMode iMode=QPrinter::HighResolution;
//2018.2.4 Output format;
QPrinter::OutputFormat iFmt=QPrinter::PdfFormat;
//2018.2.4 Paper size;
QPrinter::PaperSize iPaper=QPrinter::A4;
QPrinter xPrinter(iMode);
xPrinter.setOutputFileName(sFn);
xPrinter.setPageMargins(10, 10, 10, 10, QPrinter::Millimeter);
xPrinter.setOutputFormat(iFmt);
xPrinter.setPaperSize(iPaper);
m_pTextDocument->print(&xPrinter);
}
void _CMyRichEdit::exportAsPlainText(const QString &sFn) const
{
m_pTextDocument->cleanUnlinkedImages();
QString sText = m_pTextDocument->toPlainText();
_CTextFile::saveUtf8(sFn, sText, true);
}
void _CMyRichEdit::exportSelectedImage(const QString &sFn) const
{
_CTextImage* pImage = currentImage();
if(pImage){
QPixmap xImage = pImage->transformedPixmap();
xImage.save(sFn);
}
}
bool _CMyRichEdit::fontBold() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return (xFmt.fontWeight() == QFont::Bold);
}
void _CMyRichEdit::setFontBold(bool b)
{
QTextCharFormat xFmt; xFmt.setFontWeight(b ? QFont::Bold : QFont::Normal);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
QTextCharFormat::UnderlineStyle _CMyRichEdit::fontUnderlineStyle() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.underlineStyle();
}
void _CMyRichEdit::setFontUnderlineStyle(QTextCharFormat::UnderlineStyle iStyle)
{
QTextCharFormat xFmt; xFmt.setUnderlineStyle(iStyle);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
QColor _CMyRichEdit::fontUnderlineColor() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.underlineColor();
}
void _CMyRichEdit::setFontUnderlineColor(const QColor& clUnderline)
{
QTextCharFormat xFmt; xFmt.setFontUnderline(true); xFmt.setUnderlineColor(clUnderline);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
bool _CMyRichEdit::fontOverline() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.fontOverline();
}
void _CMyRichEdit::setFontOverline(bool b)
{
QTextCharFormat xFmt; xFmt.setFontOverline(b);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
bool _CMyRichEdit::fontStrikeOut() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.fontStrikeOut();
}
void _CMyRichEdit::setFontStrikeOut(bool b)
{
QTextCharFormat xFmt; xFmt.setFontStrikeOut(b);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
bool _CMyRichEdit::fontSupersript() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return (xFmt.verticalAlignment() == QTextCharFormat::AlignSuperScript);
}
void _CMyRichEdit::setFontSupersript(bool b)
{
QTextCharFormat xFmt; xFmt.setVerticalAlignment(b ? QTextCharFormat::AlignSuperScript : QTextCharFormat::AlignNormal);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
bool _CMyRichEdit::fontSubsript() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return (xFmt.verticalAlignment() == QTextCharFormat::AlignSubScript);
}
void _CMyRichEdit::setFontSubsript(bool b)
{
QTextCharFormat xFmt; xFmt.setVerticalAlignment(b ? QTextCharFormat::AlignSubScript : QTextCharFormat::AlignNormal);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
QBrush _CMyRichEdit::textForeground() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.foreground();
}
void _CMyRichEdit::setTextForeground(const QBrush& brush)
{
QTextCharFormat xFmt; xFmt.setForeground(brush);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
QBrush _CMyRichEdit::textBackground() const
{
QTextCharFormat xFmt = QTextEdit::textCursor().charFormat();
return xFmt.background();
}
void _CMyRichEdit::setTextBackground(const QBrush& brush)
{
QTextCharFormat xFmt; xFmt.setBackground(brush);
QTextEdit::mergeCurrentCharFormat(xFmt);
}
QTextBlockFormat _CMyRichEdit::currentBlockFormat() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt;
}
QList<QTextBlock> _CMyRichEdit::selectedBlocks() const
{
QList<QTextBlock> vBlocks;
int nBegin = -1, nEnd = -1; selection(nBegin, nEnd);
if(nBegin >= 0 && nEnd >= 0){
QTextCursor xCursorBegin = textCursorOfPosition(nBegin);
QTextCursor xCursorEnd = textCursorOfPosition(nEnd);
QTextBlock xBlock = xCursorBegin.block();
while(true){
vBlocks << xBlock;
if(xBlock != xCursorEnd.block() && xBlock.next().isValid()){
xBlock = xBlock.next();
}else{
break;
}
}
}
return vBlocks;
}
Qt::Alignment _CMyRichEdit::blockAlignment() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.alignment();
}
void _CMyRichEdit::setBlockAlignment(Qt::Alignment nAlignment)
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setAlignment(nAlignment);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
int _CMyRichEdit::blockIndent() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.indent();
}
void _CMyRichEdit::setBlockIndent(int nIndent)
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setIndent(nIndent > 0 ? nIndent : 0);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::blockTextIndent() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.textIndent();
}
void _CMyRichEdit::setBlockTextIndent(qreal nIndent)
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setTextIndent(nIndent);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::blockLeftMargin() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.leftMargin();
}
void _CMyRichEdit::setBlockLeftMargin(qreal nMargin) const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setLeftMargin(nMargin);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::blockRightMargin() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.rightMargin();
}
void _CMyRichEdit::setBlockRightMargin(qreal nMargin) const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setRightMargin(nMargin);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::blockTopMargin() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.topMargin();
}
void _CMyRichEdit::setBlockTopMargin(qreal nMargin) const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setTopMargin(nMargin);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::blockBottomMargin() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return xFmt.bottomMargin();
}
void _CMyRichEdit::setBlockBottomMargin(qreal nMargin) const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setBottomMargin(nMargin);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::lineHeight() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return (xFmt.lineHeightType() == QTextBlockFormat::FixedHeight) ? xFmt.lineHeight() : -1.0;
}
void _CMyRichEdit::setLineSpacing(qreal nSpacing)
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setLineHeight(nSpacing, QTextBlockFormat::FixedHeight);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
qreal _CMyRichEdit::lineHeightProportional() const
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
return (xFmt.lineHeightType() == QTextBlockFormat::ProportionalHeight) ? xFmt.lineHeight() : -1.0;
}
void _CMyRichEdit::setLineSpacingProportional(qreal nProportion)
{
QTextBlockFormat xFmt = QTextEdit::textCursor().blockFormat();
xFmt.setLineHeight(nProportion, QTextBlockFormat::ProportionalHeight);
QTextEdit::textCursor().mergeBlockFormat(xFmt);
}
bool _CMyRichEdit::isLineSpacingx1() const {return (lineHeightProportional() == 100.0);}
void _CMyRichEdit::setLineSpacingx1(){setLineSpacingProportional(100.0);}
bool _CMyRichEdit::isLineSpacingx15() const {return (lineHeightProportional() == 150.0);}
void _CMyRichEdit::setLineSpacingx15() {setLineSpacingProportional(150.0);}
bool _CMyRichEdit::isLineSpacingx2() const {return (lineHeightProportional() == 200.0);}
void _CMyRichEdit::setLineSpacingx2() {setLineSpacingProportional(200.0);}
void _CMyRichEdit::removeBlockFromTextList(const QTextBlock& xBlock)
{
QTextList* pTextList = xBlock.textList();
if(pTextList){
pTextList->remove(xBlock);
QTextCursor xTC = textCursorOfBlock(xBlock, false);
QTextBlockFormat xFmt = xBlock.blockFormat(); xFmt.setIndent(xFmt.indent() - 1);
xTC.mergeBlockFormat(xFmt);
}
}
void _CMyRichEdit::setBlockTextList(QTextListFormat::Style iStyle)
{
beginEdit();
QTextEdit::textCursor().createList(iStyle);
endEdit();
}
void _CMyRichEdit::cancelBlockTextList()
{
beginEdit();
QList<QTextBlock> vBlocks = selectedBlocks();
Q_FOREACH(QTextBlock xBlock, vBlocks){
removeBlockFromTextList(xBlock);
}
endEdit();
}
bool _CMyRichEdit::blockOrderedList() const
{
return (blockTextListStyle() == QTextListFormat::ListDecimal);
}
void _CMyRichEdit::setBlockOrderedList(bool bList)
{
if(bList){
setBlockTextList(QTextListFormat::ListDecimal);
}else{
cancelBlockTextList();
}
}
void _CMyRichEdit::setBlockOrderedListFmt(const QString& sPrefix, const QString& sSuffix)
{
beginEdit();
QList<QTextBlock> vBlocks = selectedBlocks();
Q_FOREACH(QTextBlock xBlock, vBlocks){
QTextList* pList = xBlock.textList();
if(pList){
QTextListFormat xFmt = pList->format();
xFmt.setNumberPrefix(sPrefix);
xFmt.setNumberSuffix(sSuffix);
pList->setFormat(xFmt);
}
}
endEdit();
}
bool _CMyRichEdit::blockUnorderedList() const
{
return (blockTextListStyle() == QTextListFormat::ListDisc);
}
void _CMyRichEdit::setBlockUnorderedList(bool bList)
{
if(bList){
setBlockTextList(QTextListFormat::ListDisc);
}else{
cancelBlockTextList();
}
}
void _CMyRichEdit::demoteAsChildList()
{
beginEdit();
QTextListFormat::Style iStyle = blockTextListStyle();
if(iStyle == QTextListFormat::ListStyleUndefined){
int nBegin = -1, nEnd = -1; selection(nBegin, nEnd);
QTextBlock xBlockPrev = textCursorOfPosition(nBegin).block().previous();
QTextList* pTextList = xBlockPrev.textList();
if(pTextList){
iStyle = pTextList->format().style();
}
}
if(iStyle == QTextListFormat::ListStyleUndefined){
QTextListFormat::Style iDefStyle = QTextListFormat::ListDecimal;
iStyle = iDefStyle;
}
indent(1);
setBlockTextList(iStyle);
endEdit();
}
void _CMyRichEdit::promoteToParentList()
{
int nBegin = -1, nEnd = -1; selection(nBegin, nEnd);
QTextBlock xBlockCurrent = textCursorOfPosition(nBegin).block();
if(xBlockCurrent.textList()){
beginEdit();
QTextBlock xBlockPrev = xBlockCurrent;
do{
xBlockPrev = xBlockPrev.previous();
}while(xBlockPrev.isValid() && xBlockPrev.textList() == xBlockCurrent.textList());
QTextList* pTextList = xBlockPrev.textList();
if(pTextList){
QList<QTextBlock> v = selectedBlocks();
Q_FOREACH(QTextBlock xBlock, v){
if(xBlock.textList()){
xBlock.textList()->remove(xBlock);
}
pTextList->add(xBlock);
{
QTextCursor xTC = textCursorOfBlock(xBlock, false);
QTextBlockFormat xFmt = xBlock.blockFormat();
xFmt.setIndent(xBlockPrev.blockFormat().indent());
xTC.mergeBlockFormat(xFmt);
}
}
}
endEdit();
}
}
_CTextImage* _CMyRichEdit::currentImage() const
{
_CTextImage* pTextImage = NULL;
QTextImageFormat xFmt; QTextCursor xTC = QTextEdit::textCursor();
if(hasSelection() && qAbs(xTC.anchor() - xTC.position()) == 1){
QTextCursor xTCAnchor(m_pTextDocument); xTCAnchor.setPosition(QTextEdit::textCursor().anchor(), QTextCursor::MoveAnchor);
QTextCursor xTCPosition(m_pTextDocument); xTCPosition.setPosition(QTextEdit::textCursor().position(), QTextCursor::MoveAnchor);
if(xTC.anchor() > xTC.position() && xTCAnchor.charFormat().isImageFormat()){
xFmt = xTCAnchor.charFormat().toImageFormat();
}else if(xTC.anchor() < xTC.position() && xTCPosition.charFormat().isImageFormat()){
xFmt = xTCPosition.charFormat().toImageFormat();
}
}
if(!xFmt.isEmpty()){
pTextImage = m_pTextDocument->imageOf(QUrl(xFmt.name()));
}
return pTextImage;
}
void _CMyRichEdit::insertImage(const QPixmap& xImg)
{
_CTextImage xTextImg(xImg);
m_pTextDocument->beginMacro("Insert Image");
_CUndoCmdInsertImage* pUndoCmd = new _CUndoCmdInsertImage(m_pTextDocument, xTextImg);
m_pTextDocument->pushToUndoStack(pUndoCmd);
QTextEdit::textCursor().insertImage(xTextImg.constructTextImageFmt());
// QTextEdit::textCursor().insertHtml(xTextImg.imageTagStr());
m_pTextDocument->endMacro();
}
int _CMyRichEdit::imageRotation() const
{
int rotation = -1; _CTextImage* pTextImg = currentImage();
if(pTextImg){
rotation = pTextImg->rotation();
}
if(rotation < 0) rotation = 0;
return rotation;
}
void _CMyRichEdit::rotateImage(int nRotation)
{
_CTextImage* pTextImg = currentImage();
if(pTextImg){
m_pTextDocument->beginMacro("Rotate Image");
_CUndoCmdRotateImage* pUndoCmd = new _CUndoCmdRotateImage(m_pTextDocument, pTextImg->url(), nRotation);
m_pTextDocument->pushToUndoStack(pUndoCmd);
QTextEdit::textCursor().mergeCharFormat(pTextImg->constructTextImageFmt());
m_pTextDocument->endMacro();
}
}
int _CMyRichEdit::imageWidth() const
{
int w = -1; _CTextImage* pTextImg = currentImage();
if(pTextImg){
w = (int)((double)pTextImg->sourcePixmap().width() * pTextImg->scaleValX());
// w = m_pTextDocument->sourceImage(xTextImg, true).width();
}
return w;
}
int _CMyRichEdit::imageHeight() const
{
int h = -1; _CTextImage* pTextImg = currentImage();
if(pTextImg){
h = (int)((double)pTextImg->sourcePixmap().height() * pTextImg->scaleValY());
// h = m_pTextDocument->sourceImage(xTextImg, true).height();
}
return h;
}
void _CMyRichEdit::scaleImage(qreal x, qreal y)
{
_CTextImage* pTextImg = currentImage();
if(pTextImg){
m_pTextDocument->beginMacro("Scale Image");
_CUndoCmdScaleImage* pUndoCmd = new _CUndoCmdScaleImage(m_pTextDocument, pTextImg->url(), x, y);
m_pTextDocument->pushToUndoStack(pUndoCmd);
QTextEdit::textCursor().mergeCharFormat(pTextImg->constructTextImageFmt());
m_pTextDocument->endMacro();
}
}
void _CMyRichEdit::resizeImageTo(int width, int height)
{
_CTextImage* pTextImg = currentImage();
if(pTextImg){
QPixmap xSrcPixmap = pTextImg->sourcePixmap();
double x = (double)width / (double)xSrcPixmap.width(), y = (double)height / (double)xSrcPixmap.height();
scaleImage(x, y);
}
}
void _CMyRichEdit::selectedTableCells(int* rowFirst, int* rowCount, int* colFirst, int* colCount) const
{
int rowFirst0 = -1, rowCount0 = -1, colFirst0 = -1, colCount0 = -1;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
if(QTextEdit::textCursor().hasComplexSelection()){
QTextEdit::textCursor().selectedTableCells(&rowFirst0, &rowCount0, &colFirst0, &colCount0);
}else{
QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().position());
rowFirst0 = xCell.row(); colFirst0 = xCell.column(); rowCount0 = 1; colCount0 = 1;
}
}
if(rowFirst) (*rowFirst) = rowFirst0;
if(rowCount) (*rowCount) = rowCount0;
if(colFirst) (*colFirst) = colFirst0;
if(colCount) (*colCount) = colCount0;
}
void _CMyRichEdit::insertTable(int row, int col)
{
QTextTableFormat xFmt;
xFmt.setCellPadding(3); xFmt.setCellSpacing(0);
xFmt.setBorder(1.0);
xFmt.setBorderStyle(QTextTableFormat::BorderStyle_Solid);
xFmt.setBorderBrush(QBrush(Qt::gray));
{
QVector<QTextLength> vConstraints; const int nColWidth = 100;
for(int i = 0; i < col; i++){
vConstraints.push_back(QTextLength(QTextLength::FixedLength, nColWidth));
}
xFmt.setColumnWidthConstraints(vConstraints);
}
QTextEdit::textCursor().insertTable(row, col, xFmt);
}
void _CMyRichEdit::insertRows(int row, int num)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
if(row >= 0){
if(row >= pTable->rows()){
pTable->appendRows(num);
}else{
pTable->insertRows(row, num);
}
}
}
}
void _CMyRichEdit::insertRowBefore()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().selectionStart());
if(xCell.isValid()){
insertRows(xCell.row(), 1);
}
}
}
void _CMyRichEdit::insertRowAfter()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().selectionEnd());
if(xCell.isValid()){
int nOffset = xCell.rowSpan();
insertRows(xCell.row() + nOffset, 1);
}
}
}
void _CMyRichEdit::insertCols(int col, int num)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
if(col >= 0){
if(col >= pTable->columns()){
pTable->appendColumns(num);
}else{
pTable->insertColumns(col, num);
}
}
}
}
void _CMyRichEdit::insertColBefore()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().selectionStart());
if(xCell.isValid()){
insertCols(xCell.column(), 1);
}
}
}
void _CMyRichEdit::insertColAfter()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(QTextEdit::textCursor().selectionEnd());
if(xCell.isValid()){
int nOffset = xCell.columnSpan();
insertCols(xCell.column() + nOffset, 1);
}
}
}
void _CMyRichEdit::removeRows(int row, int num)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
pTable->removeRows(row, num);
}
}
void _CMyRichEdit::removeCols(int col, int num)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
pTable->removeColumns(col, num);
}
}
void _CMyRichEdit::removeRows()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
int nRow = -1, nRowCount = 0;
selectedTableCells(&nRow, &nRowCount, NULL, NULL);
// if(QTextEdit::textCursor().hasComplexSelection()){
// int nCol, nColCount; QTextEdit::textCursor().selectedTableCells(&nRow, &nRowCount, &nCol, &nColCount);
// }else{
// QTextTableCell xCurCell = pTable->cellAt(QTextEdit::textCursor().position());
// nRow = xCurCell.row();
// nRowCount = 1;
// }
if(nRow >= 0 && nRowCount >= 1){
removeRows(nRow, nRowCount);
}
}
}
void _CMyRichEdit::removeCols()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
int nCol = -1, nColCount = 0;
selectedTableCells(NULL, NULL, &nCol, &nColCount);
// if(QTextEdit::textCursor().hasComplexSelection()){
// int nRow, nRowCount; QTextEdit::textCursor().selectedTableCells(&nRow, &nRowCount, &nCol, &nColCount);
// }else{
// QTextTableCell xCurCell = pTable->cellAt(QTextEdit::textCursor().position());
// nCol = xCurCell.column();
// nColCount = 1;
// }
if(nCol >= 0 && nColCount >= 1){
removeCols(nCol, nColCount);
}
}
}
void _CMyRichEdit::mergeTableCells()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
pTable->mergeCells(QTextEdit::textCursor());
}
}
void _CMyRichEdit::splitTableCells()
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
beginEdit();
_CPredGetMergedCell xPred; traverseSelectedCells(xPred);
Q_FOREACH(QTextTableCell xCell, xPred.m_vMergedCells){
pTable->splitCell(xCell.row(), xCell.column(), 1, 1);
}
endEdit();
}
}
QColor _CMyRichEdit::tableBorderColor() const
{
QColor clPen;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
clPen = xFmt.borderBrush().color();
}
return clPen;
}
void _CMyRichEdit::setTableBorderColor(const QColor& pen)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
xFmt.setBorderBrush(brushOfColor(pen));
pTable->setFormat(xFmt);
}
}
QColor _CMyRichEdit::tableBackgroundColor() const
{
QColor clBrush;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
clBrush = xFmt.background().color();
}
return clBrush;
}
void _CMyRichEdit::setTableBackgroundColor(const QColor& brush)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
xFmt.setBackground(brushOfColor(brush));
pTable->setFormat(xFmt);
}
}
QColor _CMyRichEdit::cellBackgroundColor(int row, int col) const
{
QColor clBrush;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(row, col);
QTextCharFormat xFmt = xCell.format();
clBrush = xFmt.background().color();
}
return clBrush;
}
void _CMyRichEdit::setCellBackgroundColor(int row, int col, const QColor& clBrush)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableCell xCell = pTable->cellAt(row, col);
QTextCharFormat xFmt; xFmt.setBackground(brushOfColor(clBrush));
xCell.firstCursorPosition().mergeBlockCharFormat(xFmt);
}
}
void _CMyRichEdit::setCellsBackgroundColor(const QColor& brush)
{
beginEdit();
_CPredSetCellBackground xPred(brush);
traverseSelectedCells(xPred);
endEdit();
}
int _CMyRichEdit::colWidthConstraints(int col) const
{
int iWidth = -1;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
QVector<QTextLength> vConstraints = xFmt.columnWidthConstraints();
if(col >= 0 && col < vConstraints.size()){
QTextLength xLen = vConstraints[col];
if(xLen.type() == QTextLength::FixedLength) iWidth = xLen.rawValue();
}
pTable->setFormat(xFmt);
}
return iWidth;
}
void _CMyRichEdit::setColWidthConstraints(int col, int iWidth)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
QVector<QTextLength> vConstraints = xFmt.columnWidthConstraints();
if(col >= 0 && col < vConstraints.size()){
vConstraints[col] = QTextLength(QTextLength::FixedLength, iWidth >= 0 ? iWidth : 0);
}
xFmt.setColumnWidthConstraints(vConstraints);
pTable->setFormat(xFmt);
}
}
void _CMyRichEdit::setColsWidthConstraints(int width)
{
beginEdit();
_CPredSetColWidthConstraints xPred(_CPredSetColWidthConstraints::FixedValue, width);
traverseSelectedCells(xPred);
endEdit();
}
void _CMyRichEdit::increaseColsWidthConstraints(int increasement)
{
beginEdit();
_CPredSetColWidthConstraints xPred(_CPredSetColWidthConstraints::Increasement, increasement);
traverseSelectedCells(xPred);
endEdit();
}
Qt::Alignment _CMyRichEdit::tableAlignment() const
{
Qt::Alignment nAlignment = Qt::AlignLeft;
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
nAlignment = xFmt.alignment();
}
return nAlignment;
}
void _CMyRichEdit::setTableAlignment(Qt::Alignment nAlignment)
{
QTextTable* pTable = QTextEdit::textCursor().currentTable();
if(pTable){
QTextTableFormat xFmt = pTable->format();
xFmt.setAlignment(nAlignment);
pTable->setFormat(xFmt);
}