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LimeReport/limereport/lrreportdesignwidget.cpp

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/***************************************************************************
* This file is part of the Lime Report project *
* Copyright (C) 2015 by Alexander Arin *
* arin_a@bk.ru *
* *
** GNU General Public License Usage **
* *
* This library is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
** GNU Lesser General Public License **
* *
* This library is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library. *
* If not, see <http://www.gnu.org/licenses/>. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
****************************************************************************/
#include "lrreportdesignwidget.h"
#include "serializators/lrxmlreader.h"
#include "serializators/lrxmlwriter.h"
#include "lrreportengine_p.h"
#include "lrbasedesignintf.h"
#include "lrsettingdialog.h"
#include <QDebug>
#include <QObject>
#include <QDockWidget>
#include <QtXml>
#include <QVBoxLayout>
#include <QFileDialog>
#include <QApplication>
#include <QTabWidget>
#include <QMessageBox>
namespace LimeReport {
// ReportDesignIntf
ReportDesignWidget::ReportDesignWidget(ReportEnginePrivate *report, QMainWindow *mainWindow, QWidget *parent) :
QWidget(parent), m_mainWindow(mainWindow), m_verticalGridStep(10), m_horizontalGridStep(10), m_useGrid(false)
{
m_tabWidget = new QTabWidget(this);
m_tabWidget->setTabPosition(QTabWidget::South);
QVBoxLayout* mainLayout = new QVBoxLayout(this);
mainLayout->addWidget(m_tabWidget);
setLayout(mainLayout);
if (!report) {
m_report=new ReportEnginePrivate(this);
m_report->setObjectName("report");
m_report->appendPage("page1");
}
else {
m_report=report;
if (!m_report->pageCount()) m_report->appendPage("page1");
}
createTabs();
connect(m_report,SIGNAL(pagesLoadFinished()),this,SLOT(slotPagesLoadFinished()));
connect(m_report,SIGNAL(cleared()),this,SIGNAL(cleared()));
connect(m_tabWidget, SIGNAL(currentChanged(int)), this, SLOT(slotCurrentTabChanged(int)));
//m_instance=this;
m_scriptEditor->setPlainText(report->scriptContext()->initScript());
m_zoomer = new GraphicsViewZoomer(activeView());
#ifdef Q_OS_WIN
m_defaultFont = QFont("Arial",10);
#endif
}
bool ReportDesignWidget::useMagnet() const
{
return m_useMagnet;
}
void ReportDesignWidget::setUseMagnet(bool useMagnet)
{
m_useMagnet = useMagnet;
for (int i=0;i<m_report->pageCount();++i){
m_report->pageAt(i)->setMagneticMovement(useMagnet);
}
}
void ReportDesignWidget::saveState(QSettings* settings)
{
settings->beginGroup("DesignerWidget");
settings->setValue("hGridStep",m_horizontalGridStep);
settings->setValue("vGridStep",m_verticalGridStep);
settings->setValue("defaultFont",m_defaultFont);
settings->setValue("useGrid",m_useGrid);
settings->endGroup();
}
void ReportDesignWidget::applySettings()
{
for (int i=0;i<m_report->pageCount();++i){
m_report->pageAt(i)->pageItem()->setFont(m_defaultFont);
}
applyUseGrid();
}
void ReportDesignWidget::loadState(QSettings* settings)
{
settings->beginGroup("DesignerWidget");
QVariant v = settings->value("hGridStep");
if (v.isValid()){
m_horizontalGridStep = v.toInt();
}
v = settings->value("vGridStep");
if (v.isValid()){
m_verticalGridStep = v.toInt();
}
v = settings->value("defaultFont");
if (v.isValid()){
m_defaultFont = v.value<QFont>();
}
v = settings->value("useGrid");
if (v.isValid()){
m_useGrid = v.toBool();
}
settings->endGroup();
applySettings();
}
void ReportDesignWidget::createTabs(){
for (int i = 0; i<m_report->pageCount();++i){
QGraphicsView* view = new QGraphicsView(qobject_cast<QWidget*>(this));
view->setBackgroundBrush(QBrush(Qt::gray));
view->setFrameShape(QFrame::NoFrame);
view->setScene(m_report->pageAt(i));
foreach(QGraphicsItem* item, m_report->pageAt(i)->selectedItems()){
item->setSelected(false);
}
view->centerOn(0,0);
view->scale(0.5,0.5);
connectPage(m_report->pageAt(i));
m_tabWidget->addTab(view,QIcon(),tr("Page")+QString::number(i+1));
}
m_scriptEditor = new QTextEdit(this);
m_tabWidget->addTab(m_scriptEditor,QIcon(),tr("Script"));
m_tabWidget->setCurrentIndex(0);
}
ReportDesignWidget::~ReportDesignWidget()
{
delete m_zoomer;
}
QGraphicsView* ReportDesignWidget::activeView(){
return dynamic_cast<QGraphicsView*>(m_tabWidget->currentWidget());
}
void ReportDesignWidget::connectPage(PageDesignIntf *page)
{
connect(page,SIGNAL(itemInserted(LimeReport::PageDesignIntf*,QPointF,QString)),this,SIGNAL(itemInserted(LimeReport::PageDesignIntf*,QPointF,QString)));
connect(page,SIGNAL(itemInsertCanceled(QString)),this,SIGNAL(itemInsertCanceled(QString)));
connect(page,SIGNAL(itemPropertyChanged(QString,QString,QVariant,QVariant)),this,SIGNAL(itemPropertyChanged(QString,QString,QVariant,QVariant)));
connect(page,SIGNAL(selectionChanged()),this,SLOT(slotSelectionChanged()));
connect(page,SIGNAL(insertModeStarted()),this,SIGNAL(insertModeStarted()));
connect(page,SIGNAL(commandHistoryChanged()),this,SIGNAL(commandHistoryChanged()));
connect(page,SIGNAL(sceneRectChanged(QRectF)),this,SLOT(slotSceneRectChanged(QRectF)));
connect(page,SIGNAL(itemAdded(LimeReport::PageDesignIntf*,LimeReport::BaseDesignIntf*)),
this, SIGNAL(itemAdded(LimeReport::PageDesignIntf*,LimeReport::BaseDesignIntf*)));
connect(page,SIGNAL(itemRemoved(LimeReport::PageDesignIntf*,LimeReport::BaseDesignIntf*)),
this,SIGNAL(itemDeleted(LimeReport::PageDesignIntf*,LimeReport::BaseDesignIntf*)));
connect(page,SIGNAL(bandAdded(LimeReport::PageDesignIntf*,LimeReport::BandDesignIntf*)),
this, SIGNAL(bandAdded(LimeReport::PageDesignIntf*,LimeReport::BandDesignIntf*)));
connect(page, SIGNAL(bandRemoved(LimeReport::PageDesignIntf*,LimeReport::BandDesignIntf*)),
this, SIGNAL(bandDeleted(LimeReport::PageDesignIntf*,LimeReport::BandDesignIntf*)));
connect(page, SIGNAL(pageUpdateFinished(LimeReport::PageDesignIntf*)),
this, SIGNAL(activePageUpdated(LimeReport::PageDesignIntf*)));
//activeView()->centerOn(0,0);
emit activePageChanged();
}
void ReportDesignWidget::createStartPage()
{
m_report->appendPage("page1");
createTabs();
}
void ReportDesignWidget::removeDatasource(const QString &datasourceName)
{
if (m_report->dataManager())
m_report->dataManager()->removeDatasource(datasourceName);
}
void ReportDesignWidget::addBand(const QString &bandType)
{
if (activePage())
activePage()->addBand(bandType);
}
void ReportDesignWidget::addBand(BandDesignIntf::BandsType bandType)
{
if (activePage())
activePage()->addBand(bandType);
}
void ReportDesignWidget::startInsertMode(const QString &itemType)
{
if (activePage())
activePage()->startInsertMode(itemType);
}
void ReportDesignWidget::startEditMode()
{
if (activePage())
activePage()->startEditMode();
}
PageDesignIntf * ReportDesignWidget::activePage()
{
if (activeView())
return qobject_cast<PageDesignIntf*>(activeView()->scene());
return 0;
}
QList<QGraphicsItem *> ReportDesignWidget::selectedItems(){
return activePage()->selectedItems();
}
void ReportDesignWidget::deleteItem(QGraphicsItem *item){
activePage()->removeReportItem(dynamic_cast<BaseDesignIntf*>(item));
}
void ReportDesignWidget::deleteSelectedItems(){
activePage()->deleteSelected();
}
QStringList ReportDesignWidget::datasourcesNames(){
return m_report->dataManager()->dataSourceNames();
}
void ReportDesignWidget::slotItemSelected(BaseDesignIntf *item){
emit itemSelected(item);
}
void ReportDesignWidget::saveToFile(const QString &fileName){
m_report->scriptContext()->setInitScript(m_scriptEditor->toPlainText());
if (m_report->saveToFile(fileName)) {
m_report->emitSaveFinished();
}
}
bool ReportDesignWidget::save()
{
m_report->scriptContext()->setInitScript(m_scriptEditor->toPlainText());
if (!m_report->reportFileName().isEmpty()){
if (m_report->saveToFile()){
m_report->emitSaveFinished();
return true;
}
}
else {
m_report->emitSaveReport();
if (m_report->isSaved()) {
m_report->emitSaveFinished();
return true;
}
if (m_report->saveToFile(QFileDialog::getSaveFileName(this,tr("Report file name"),"","Report files (*.lrxml);; All files (*)"))){
m_report->emitSaveFinished();
return true;
};
}
return false;
}
bool ReportDesignWidget::loadFromFile(const QString &fileName)
{
if (m_report->loadFromFile(fileName)){
createTabs();
//connectPage(m_report->pageAt(0));
m_scriptEditor->setPlainText(m_report->scriptContext()->initScript());
emit loaded();
return true;
} else {
QMessageBox::critical(this,tr("Error"),tr("Wrong file format"));
return false;
}
}
void ReportDesignWidget::scale(qreal sx, qreal sy)
{
//m_view->scale(sx,sy);
if (activeView()) activeView()->scale(sx,sy);
}
QString ReportDesignWidget::reportFileName()
{
if (m_report)
return m_report->reportFileName();
return QString();
}
bool ReportDesignWidget::isNeedToSave()
{
if(m_report)
return m_report->isNeedToSave();
return false;
}
bool ReportDesignWidget::emitLoadReport()
{
return m_report->emitLoadReport();
}
void ReportDesignWidget::updateSize()
{
if (activePage())
activePage()->slotUpdateItemSize();
}
void ReportDesignWidget::undo()
{
if (activePage())
activePage()->undo();
}
void ReportDesignWidget::redo()
{
if (activePage())
activePage()->redo();
}
void ReportDesignWidget::copy()
{
if (activePage())
activePage()->copy();
}
void ReportDesignWidget::paste()
{
if (activePage())
activePage()->paste();
}
void ReportDesignWidget::cut()
{
if (activePage())
activePage()->cut();
}
void ReportDesignWidget::brinToFront()
{
if (activePage())
activePage()->bringToFront();
}
void ReportDesignWidget::sendToBack()
{
if (activePage())
activePage()->sendToBack();
}
void ReportDesignWidget::alignToLeft()
{
if (activePage())
activePage()->alignToLeft();
}
void ReportDesignWidget::alignToRight()
{
if (activePage())
activePage()->alignToRigth();
}
void ReportDesignWidget::alignToVCenter()
{
if (activePage())
activePage()->alignToVCenter();
}
void ReportDesignWidget::alignToTop()
{
if (activePage())
activePage()->alignToTop();
}
void ReportDesignWidget::alignToBottom()
{
if (activePage())
activePage()->alignToBottom();
}
void ReportDesignWidget::alignToHCenter()
{
if (activePage())
activePage()->alignToHCenter();
}
void ReportDesignWidget::sameHeight()
{
if (activePage())
activePage()->sameHeight();
}
void ReportDesignWidget::sameWidth()
{
if (activePage())
activePage()->sameWidth();
}
void ReportDesignWidget::editLayoutMode(bool value)
{
if (value ){
activePage()->pageItem()->setItemMode(activePage()->pageItem()->itemMode() | LayoutEditMode);
} else if (activePage()->pageItem()->itemMode() & LayoutEditMode){
activePage()->pageItem()->setItemMode(activePage()->pageItem()->itemMode() ^ LayoutEditMode);
}
}
void ReportDesignWidget::addHLayout()
{
if (activePage())
activePage()->addHLayout();
}
void ReportDesignWidget::setFont(const QFont& font)
{
if (activePage())
activePage()->setFont(font);
}
void ReportDesignWidget::setTextAlign(const bool& horizontalAlign, const Qt::AlignmentFlag& alignment)
{
if (activePage())
activePage()->changeSelectedGrpoupTextAlignPropperty(horizontalAlign, alignment);
}
void ReportDesignWidget::setBorders(const BaseDesignIntf::BorderLines& borders)
{
if (activePage())
activePage()->setBorders(borders);
}
void ReportDesignWidget::previewReport()
{
report()->scriptContext()->setInitScript(m_scriptEditor->toPlainText());
report()->previewReport();
}
void ReportDesignWidget::printReport()
{
report()->scriptContext()->setInitScript(m_scriptEditor->toPlainText());
setCursor(Qt::WaitCursor);
report()->printReport();
setCursor(Qt::ArrowCursor);
}
void ReportDesignWidget::addPage()
{
QGraphicsView* view = new QGraphicsView(qobject_cast<QWidget*>(this));
view->setBackgroundBrush(QBrush(Qt::gray));
view->setFrameShape(QFrame::NoFrame);
PageDesignIntf* page = m_report->appendPage("page"+QString::number(m_report->pageCount()+1));
view->setScene(page);
int index = m_report->pageCount()-1;
m_tabWidget->insertTab(index,view,QIcon(),tr("Page")+QString::number(m_report->pageCount()));
m_tabWidget->setCurrentIndex(index);
connectPage(page);
view->scale(0.5,0.5);
view->centerOn(0,0);
applyUseGrid();
emit pageAdded(page);
}
void ReportDesignWidget::deleteCurrentPage()
{
if (m_report->pageCount()>1){
QGraphicsView* view = dynamic_cast<QGraphicsView*>(m_tabWidget->currentWidget());
if (view){
PageDesignIntf* page = dynamic_cast<PageDesignIntf*>(view->scene());
if (page){
if (m_report->deletePage(page)){
int index = m_tabWidget->currentIndex();
m_tabWidget->removeTab(m_tabWidget->currentIndex());
if (index>0) m_tabWidget->setCurrentIndex(index-1);
emit pageDeleted();
}
}
}
}
}
void ReportDesignWidget::editSetting()
{
SettingDialog setting(this);
setting.setVerticalGridStep(m_verticalGridStep);
setting.setHorizontalGridStep(m_horizontalGridStep);
setting.setDefaultFont(m_defaultFont);
setting.setSuppressAbsentFieldsAndVarsWarnings(m_report->suppressFieldAndVarError());
if (setting.exec()){
m_horizontalGridStep = setting.horizontalGridStep();
m_verticalGridStep = setting.verticalGridStep();
m_defaultFont = setting.defaultFont();
m_report->setSuppressFieldAndVarError(setting.suppressAbsentFieldsAndVarsWarnings());
applySettings();
}
}
void ReportDesignWidget::applyUseGrid()
{
int hGridStep = m_useGrid?m_horizontalGridStep:2;
int vGridStep = m_useGrid?m_verticalGridStep:2;
for(int i=0;i<m_report->pageCount();++i){
m_report->pageAt(i)->setVerticalGridStep(hGridStep);
m_report->pageAt(i)->setHorizontalGridStep(vGridStep);
}
}
void ReportDesignWidget::setUseGrid(bool value)
{
m_useGrid = value;
applyUseGrid();
}
bool ReportDesignWidget::isCanUndo()
{
if (activePage())
return activePage()->isCanUndo();
return false;
}
bool ReportDesignWidget::isCanRedo()
{
if (activePage())
return activePage()->isCanRedo();
return false;
}
void ReportDesignWidget::slotSelectionChanged()
{
QGraphicsScene* page=dynamic_cast<QGraphicsScene*>(sender());
if (page){
if (page->selectedItems().count()==1){
BaseDesignIntf* item = dynamic_cast<BaseDesignIntf*>(page->selectedItems().at(0));
if (item)
emit (itemSelected(item));
}
else if (page->selectedItems().count()>1){
emit (multiItemSelected());
}
}
}
DataSourceManager* ReportDesignWidget::dataManager()
{
return m_report->dataManager();
}
ScriptEngineManager* ReportDesignWidget::scriptManager()
{
return m_report->scriptManager();
}
ScriptEngineContext*ReportDesignWidget::scriptContext()
{
return m_report->scriptContext();
}
void ReportDesignWidget::slotPagesLoadFinished()
{
applySettings();
//setActivePage(m_report->pageAt(0));
emit loaded();
}
void ReportDesignWidget::slotDatasourceCollectionLoaded(const QString & /*collectionName*/)
{
}
void ReportDesignWidget::slotSceneRectChanged(QRectF)
{
if (activeView()) activeView()->centerOn(0,0);
}
void ReportDesignWidget::slotCurrentTabChanged(int index)
{
QGraphicsView* view = dynamic_cast<QGraphicsView*>(m_tabWidget->widget(index));
if (view) {
if (view->scene()){
foreach (QGraphicsItem* item, view->scene()->selectedItems()) item->setSelected(false);
}
m_zoomer->setView(view);
}
emit activePageChanged();
}
bool ReportDesignWidget::eventFilter(QObject *target, QEvent *event)
{
if (event->type() == QEvent::Wheel){
QWheelEvent* we = dynamic_cast<QWheelEvent*>(event);
if (QApplication::keyboardModifiers()==Qt::ControlModifier){
if(we->delta()<0) scale(1.2,1.2);
else scale(1/1.2,1/1.2);
}
}
return QWidget::eventFilter(target,event);
}
void ReportDesignWidget::clear()
{
m_report->clearReport();
m_tabWidget->clear();
m_report->setReportFileName("");
m_report->scriptContext()->setInitScript("");
m_scriptEditor->setPlainText("");
}
}
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