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Render empty data band has been fixed

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This commit is contained in:
Arin Alex 2016-12-07 23:04:15 +03:00
parent 2cb5f8e71c
commit 32bf7765ec
3 changed files with 62 additions and 41 deletions
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2
limereport/items/lrtextitem.h
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@ -101,7 +101,7 @@ public:
bool canBeSplitted(int height) const; bool canBeSplitted(int height) const;
bool isSplittable() const { return true;} bool isSplittable() const { return true;}
bool isEmpty() const{return m_text->isEmpty();} bool isEmpty() const{return m_strText.trimmed().isEmpty() /*m_text->isEmpty()*/;}
BaseDesignIntf* cloneUpperPart(int height, QObject *owner, QGraphicsItem *parent); BaseDesignIntf* cloneUpperPart(int height, QObject *owner, QGraphicsItem *parent);
BaseDesignIntf* cloneBottomPart(int height, QObject *owner, QGraphicsItem *parent); BaseDesignIntf* cloneBottomPart(int height, QObject *owner, QGraphicsItem *parent);
BaseDesignIntf* createSameTypeItem(QObject* owner=0, QGraphicsItem* parent=0); BaseDesignIntf* createSameTypeItem(QObject* owner=0, QGraphicsItem* parent=0);

99
limereport/lrreportrender.cpp
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@ -227,7 +227,7 @@ void ReportRender::renderPage(PageDesignIntf* patternPage)
clearPageMap(); clearPageMap();
startNewPage(); startNewPage();
renderBand(m_patternPageItem->bandByType(BandDesignIntf::ReportHeader),StartNewPageAsNeeded); renderBand(m_patternPageItem->bandByType(BandDesignIntf::ReportHeader), 0, StartNewPageAsNeeded);
BandDesignIntf* lastRenderedBand = 0; BandDesignIntf* lastRenderedBand = 0;
for (int i=0;i<m_patternPageItem->dataBandCount() && !m_renderCanceled;i++){ for (int i=0;i<m_patternPageItem->dataBandCount() && !m_renderCanceled;i++){
@ -238,13 +238,13 @@ void ReportRender::renderPage(PageDesignIntf* patternPage)
} }
if (reportFooter) if (reportFooter)
renderBand(reportFooter,StartNewPageAsNeeded); renderBand(reportFooter, 0, StartNewPageAsNeeded);
if (lastRenderedBand && lastRenderedBand->keepFooterTogether()) if (lastRenderedBand && lastRenderedBand->keepFooterTogether())
closeFooterGroup(lastRenderedBand); closeFooterGroup(lastRenderedBand);
BandDesignIntf* tearOffBand = m_patternPageItem->bandByType(BandDesignIntf::TearOffBand); BandDesignIntf* tearOffBand = m_patternPageItem->bandByType(BandDesignIntf::TearOffBand);
if (tearOffBand) if (tearOffBand)
renderBand(tearOffBand,StartNewPageAsNeeded); renderBand(tearOffBand, 0, StartNewPageAsNeeded);
savePage(true); savePage(true);
@ -359,7 +359,7 @@ void ReportRender::replaceGroupsFunction(BandDesignIntf *band)
} }
} }
void ReportRender::renderBand(BandDesignIntf *patternBand, ReportRender::DataRenderMode mode, bool isLast) BandDesignIntf* ReportRender::renderBand(BandDesignIntf *patternBand, BandDesignIntf* bandData, ReportRender::DataRenderMode mode, bool isLast)
{ {
QApplication::processEvents(); QApplication::processEvents();
if (patternBand){ if (patternBand){
@ -372,7 +372,14 @@ void ReportRender::renderBand(BandDesignIntf *patternBand, ReportRender::DataRen
if (patternBand->isFooter()) if (patternBand->isFooter())
m_lastRenderedFooter = patternBand; m_lastRenderedFooter = patternBand;
BandDesignIntf* bandClone=renderData(patternBand); BandDesignIntf* bandClone = 0;
if (bandData){
bandClone = bandData;
} else {
bandClone=renderData(patternBand);
}
bandClone->setBackgroundColor( bandClone->setBackgroundColor(
(datasources()->variable(QLatin1String("line_")+patternBand->objectName().toLower()).toInt()%2!=0 ? (datasources()->variable(QLatin1String("line_")+patternBand->objectName().toLower()).toInt()%2!=0 ?
patternBand->backgroundColor(): patternBand->backgroundColor():
@ -424,10 +431,16 @@ void ReportRender::renderBand(BandDesignIntf *patternBand, ReportRender::DataRen
} }
} }
} }
} else {delete bandClone;} } else {
delete bandClone;
return 0;
}
if (patternBand->isFooter()) if (patternBand->isFooter())
datasources()->clearGroupFunctionValues(patternBand->objectName()); datasources()->clearGroupFunctionValues(patternBand->objectName());
return bandClone;
} }
return 0;
} }
void ReportRender::renderDataBand(BandDesignIntf *dataBand) void ReportRender::renderDataBand(BandDesignIntf *dataBand)
@ -440,7 +453,7 @@ void ReportRender::renderDataBand(BandDesignIntf *dataBand)
BandDesignIntf* header = dataBand->bandHeader(); BandDesignIntf* header = dataBand->bandHeader();
BandDesignIntf* footer = dataBand->bandFooter(); BandDesignIntf* footer = dataBand->bandFooter();
if (header && header->printAlways()) renderBand(header); if (header && header->printAlways()) renderBand(header, 0);
if(bandDatasource && !bandDatasource->eof() && !m_renderCanceled){ if(bandDatasource && !bandDatasource->eof() && !m_renderCanceled){
@ -448,7 +461,7 @@ void ReportRender::renderDataBand(BandDesignIntf *dataBand)
datasources()->setReportVariable(varName,1); datasources()->setReportVariable(varName,1);
if (header && !header->printAlways()) if (header && !header->printAlways())
renderBand(header); renderBand(header, 0);
if (dataBand->bandHeader() && dataBand->bandHeader()->reprintOnEachPage()) if (dataBand->bandHeader() && dataBand->bandHeader()->reprintOnEachPage())
m_reprintableBands.append(dataBand->bandHeader()); m_reprintableBands.append(dataBand->bandHeader());
@ -458,28 +471,35 @@ void ReportRender::renderDataBand(BandDesignIntf *dataBand)
bool firstTime = true; bool firstTime = true;
while(!bandDatasource->eof() && !m_renderCanceled){ while(!bandDatasource->eof() && !m_renderCanceled){
if ((firstTime && dataBand->startFromNewPage()) || BandDesignIntf* rawData = renderData(dataBand);
(!firstTime && dataBand->startNewPage())) {
savePage(); if (!rawData->isEmpty() || dataBand->printIfEmpty()){
startNewPage();
if ((firstTime && dataBand->startFromNewPage()) ||
(!firstTime && dataBand->startNewPage())) {
savePage();
startNewPage();
}
if (dataBand->tryToKeepTogether()) openDataGroup(dataBand);
if (dataBand->keepFooterTogether() && !bandDatasource->hasNext())
openFooterGroup(dataBand);
datasources()->updateChildrenData(dataBand->datasourceName());
m_lastDataBand = dataBand;
if (header && !firstTime && header->repeatOnEachRow())
renderBand(header, 0, StartNewPageAsNeeded);
if (renderBand(dataBand, rawData, StartNewPageAsNeeded, !bandDatasource->hasNext()) )
renderChildBands(dataBand);
} }
if (dataBand->tryToKeepTogether()) openDataGroup(dataBand);
if (dataBand->keepFooterTogether() && !bandDatasource->hasNext())
openFooterGroup(dataBand);
datasources()->updateChildrenData(dataBand->datasourceName());
m_lastDataBand = dataBand;
if (header && !firstTime && header->repeatOnEachRow())
renderBand(header,StartNewPageAsNeeded);
renderBand(dataBand,StartNewPageAsNeeded,!bandDatasource->hasNext());
renderChildBands(dataBand);
bandDatasource->next(); bandDatasource->next();
datasources()->setReportVariable(varName,datasources()->variable(varName).toInt()+1); datasources()->setReportVariable(varName,datasources()->variable(varName).toInt()+1);
@ -499,16 +519,16 @@ void ReportRender::renderDataBand(BandDesignIntf *dataBand)
renderGroupFooter(dataBand); renderGroupFooter(dataBand);
if (footer && !footer->printAlways()) if (footer && !footer->printAlways())
renderBand(footer,StartNewPageAsNeeded); renderBand(footer, 0, StartNewPageAsNeeded);
datasources()->deleteVariable(varName); datasources()->deleteVariable(varName);
} else if (bandDatasource==0) { } else if (bandDatasource==0) {
renderBand(dataBand,StartNewPageAsNeeded); renderBand(dataBand, 0, StartNewPageAsNeeded);
} }
if (footer && footer->printAlways()) if (footer && footer->printAlways())
renderBand(footer,StartNewPageAsNeeded); renderBand(footer, 0, StartNewPageAsNeeded);
} }
void ReportRender::renderPageHeader(PageItemDesignIntf *patternPage) void ReportRender::renderPageHeader(PageItemDesignIntf *patternPage)
@ -518,7 +538,7 @@ void ReportRender::renderPageHeader(PageItemDesignIntf *patternPage)
if (m_datasources->variable("#PAGE").toInt()!=1 || if (m_datasources->variable("#PAGE").toInt()!=1 ||
band->property("printOnFirstPage").toBool() band->property("printOnFirstPage").toBool()
) )
renderBand(band); renderBand(band, 0);
} }
} }
@ -576,7 +596,7 @@ void ReportRender::renderChildHeader(BandDesignIntf *parent, BandPrintMode print
if (band->metaObject()->indexOfProperty("printAlways")>0){ if (band->metaObject()->indexOfProperty("printAlways")>0){
printAlways=band->property("printAlways").toBool(); printAlways=band->property("printAlways").toBool();
} }
if (printAlways == (printMode==PrintAlwaysPrintable) ) renderBand(band,StartNewPageAsNeeded); if (printAlways == (printMode==PrintAlwaysPrintable) ) renderBand(band, 0, StartNewPageAsNeeded);
} }
} }
@ -589,7 +609,7 @@ void ReportRender::renderChildFooter(BandDesignIntf *parent, BandPrintMode print
} }
if ( (band != m_lastRenderedFooter) && (printAlways == (printMode == PrintAlwaysPrintable)) ) if ( (band != m_lastRenderedFooter) && (printAlways == (printMode == PrintAlwaysPrintable)) )
renderBand(band,StartNewPageAsNeeded); renderBand(band, 0, StartNewPageAsNeeded);
} }
} }
@ -614,13 +634,13 @@ void ReportRender::renderGroupHeader(BandDesignIntf *parentBand, IDataSource* da
dataSource->prior(); dataSource->prior();
foreach (BandDesignIntf* subBand, band->childrenByType(BandDesignIntf::GroupHeader)) { foreach (BandDesignIntf* subBand, band->childrenByType(BandDesignIntf::GroupHeader)) {
foreach(BandDesignIntf* footer, subBand->childrenByType(BandDesignIntf::GroupFooter)){ foreach(BandDesignIntf* footer, subBand->childrenByType(BandDesignIntf::GroupFooter)){
renderBand(footer); renderBand(footer, 0);
closeDataGroup(subBand); closeDataGroup(subBand);
} }
} }
foreach (BandDesignIntf* footer, band->childrenByType(BandDesignIntf::GroupFooter)) { foreach (BandDesignIntf* footer, band->childrenByType(BandDesignIntf::GroupFooter)) {
renderBand(footer,StartNewPageAsNeeded); renderBand(footer, 0, StartNewPageAsNeeded);
} }
dataSource->next(); dataSource->next();
@ -639,9 +659,9 @@ void ReportRender::renderGroupHeader(BandDesignIntf *parentBand, IDataSource* da
openDataGroup(band); openDataGroup(band);
if (!firstTime && gb->startNewPage()){ if (!firstTime && gb->startNewPage()){
if (gb->resetPageNumber()) resetPageNumber(BandReset); if (gb->resetPageNumber()) resetPageNumber(BandReset);
renderBand(band,ForcedStartPage); renderBand(band, 0, ForcedStartPage);
} else { } else {
renderBand(band,StartNewPageAsNeeded); renderBand(band, 0, StartNewPageAsNeeded);
} }
} }
@ -656,7 +676,7 @@ void ReportRender::renderGroupFooter(BandDesignIntf *parentBand)
if (gb && gb->isStarted()){ if (gb && gb->isStarted()){
if (band->reprintOnEachPage()) m_reprintableBands.removeOne(band); if (band->reprintOnEachPage()) m_reprintableBands.removeOne(band);
if (band->childBands().count()>0){ if (band->childBands().count()>0){
renderBand(band->childBands().at(0),StartNewPageAsNeeded); renderBand(band->childBands().at(0), 0, StartNewPageAsNeeded);
} }
closeDataGroup(band); closeDataGroup(band);
} }
@ -970,7 +990,7 @@ void ReportRender::startNewPage()
m_currentIndex=0; m_currentIndex=0;
renderPageHeader(m_patternPageItem); renderPageHeader(m_patternPageItem);
//renderPageFooter(m_patternPageItem);
m_pageFooterHeight = calcPageFooterHeight(m_patternPageItem); m_pageFooterHeight = calcPageFooterHeight(m_patternPageItem);
m_maxHeightByColumn[m_currentColumn] -= m_pageFooterHeight; m_maxHeightByColumn[m_currentColumn] -= m_pageFooterHeight;
m_currentIndex=10; m_currentIndex=10;
@ -978,8 +998,9 @@ void ReportRender::startNewPage()
m_renderedDataBandCount = 0; m_renderedDataBandCount = 0;
foreach (BandDesignIntf* band, m_reprintableBands) { foreach (BandDesignIntf* band, m_reprintableBands) {
renderBand(band); renderBand(band, 0);
} }
checkLostHeadersOnPrevPage(); checkLostHeadersOnPrevPage();
pasteGroups(); pasteGroups();
renderPageItems(m_patternPageItem); renderPageItems(m_patternPageItem);

2
limereport/lrreportrender.h
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@ -96,7 +96,7 @@ private:
void initVariables(); void initVariables();
bool runInitScript(); bool runInitScript();
void clearPageMap(); void clearPageMap();
void renderBand(BandDesignIntf *patternBand, DataRenderMode mode = NotStartNewPage, bool isLast = false); BandDesignIntf* renderBand(BandDesignIntf *patternBand, BandDesignIntf *bandData, DataRenderMode mode = NotStartNewPage, bool isLast = false);
void renderDataBand(BandDesignIntf* dataBand); void renderDataBand(BandDesignIntf* dataBand);
void renderPageHeader(PageItemDesignIntf* patternPage); void renderPageHeader(PageItemDesignIntf* patternPage);
void renderPageFooter(PageItemDesignIntf* patternPage); void renderPageFooter(PageItemDesignIntf* patternPage);