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507 lines
16 KiB
507 lines
16 KiB
/***************************************************************************
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* Copyright (C) 2005 by Niklas Knutsson *
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* nq@altern.org *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "qalculatedatasetsdialog.h"
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#include "qalculateeditdatasetdialog.h"
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#include "qalculateeditdataobjectdialog.h"
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#include "qalculate_tde_utils.h"
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#include "qalculatebuttonwithdata.h"
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#include <kpushbutton.h>
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#include <qsplitter.h>
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#include <qvbox.h>
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#include <qhbox.h>
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#include <qgrid.h>
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#include <klistview.h>
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#include <kmessagebox.h>
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#include <klocale.h>
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#include <qlayout.h>
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#include <qgroupbox.h>
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#include <qscrollview.h>
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#include <ktextbrowser.h>
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#include <qlabel.h>
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#include <kactivelabel.h>
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#include <kiconloader.h>
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#include <klineedit.h>
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extern PrintOptions printops;
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extern QWidget *expressionWidget;
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QalculateDataSetsDialog::QalculateDataSetsDialog(QWidget *parent, const char *name) : KDialogBase(parent, name, false, i18n("Data Sets"), Close, Close, false) {
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dataset_edit_dialog = NULL;
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object_edit_dialog = NULL;
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QVBox *box = makeVBoxMainWidget();
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QSplitter *splitter = new QSplitter(Qt::Vertical, box);
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QVBox *group1 = new QVBox(splitter);
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QVBox *group2 = new QVBox(splitter);
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splitter = new QSplitter(Qt::Horizontal, group1);
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QWidget *widget = new QWidget(splitter);
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widget->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Expanding);
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QVBoxLayout *vbox = new QVBoxLayout(widget, spacingHint(), spacingHint());
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vbox->addWidget(new QLabel(i18n("Data Sets:"), widget));
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dataSetsView = new KListView(widget);
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vbox->addWidget(dataSetsView);
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dataSetsView->addColumn(i18n("Data Set"));
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dataSetsView->setRootIsDecorated(false);
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QHBoxLayout *hbox = new QHBoxLayout(vbox);
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hbox->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Minimum));
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newDataSetButton = new QPushButton(i18n("New"), widget);
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hbox->addWidget(newDataSetButton);
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editDataSetButton = new QPushButton(i18n("Edit"), widget);
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hbox->addWidget(editDataSetButton);
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deleteDataSetButton = new QPushButton(i18n("Delete"), widget);
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hbox->addWidget(deleteDataSetButton);
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QVBox *vbox2 = new QVBox(splitter);
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vbox2->setMargin(spacingHint());
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vbox2->setSpacing(spacingHint());
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new QLabel(i18n("Description:"), vbox2);
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descriptionBrowser = new KTextBrowser(vbox2);
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splitter = new QSplitter(Qt::Horizontal, group2);
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widget = new QWidget(splitter);
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widget->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Expanding);
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vbox = new QVBoxLayout(widget, spacingHint(), spacingHint());
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vbox->addWidget(new QLabel(i18n("Objects:"), widget));
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objectsView = new KListView(widget);
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vbox->addWidget(objectsView);
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objectsView->addColumn(i18n("Object"));
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objectsView->setRootIsDecorated(false);
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hbox = new QHBoxLayout(vbox);
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hbox->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Minimum));
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newObjectButton = new QPushButton(i18n("New"), widget);
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hbox->addWidget(newObjectButton);
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editObjectButton = new QPushButton(i18n("Edit"), widget);
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hbox->addWidget(editObjectButton);
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deleteObjectButton = new QPushButton(i18n("Delete"), widget);
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hbox->addWidget(deleteObjectButton);
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vbox2 = new QVBox(splitter);
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vbox2->setMargin(spacingHint());
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vbox2->setSpacing(spacingHint());
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new QLabel(i18n("Attributes:"), vbox2);
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attributesView = new QScrollView(vbox2);
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attributesView->setResizePolicy(QScrollView::AutoOneFit);
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attributesView->setFrameStyle(QFrame::NoFrame);
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attributesGrid = new QGrid(3, Qt::Horizontal, attributesView->viewport());
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attributesGrid->setSpacing(spacingHint());
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attributesView->addChild(attributesGrid);
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resize(QSize(675, 525).expandedTo(size()));
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connect(newDataSetButton, SIGNAL(clicked()), this, SLOT(newDataSet()));
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connect(editDataSetButton, SIGNAL(clicked()), this, SLOT(editDataSet()));
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connect(deleteDataSetButton, SIGNAL(clicked()), this, SLOT(deleteDataSet()));
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connect(dataSetsView, SIGNAL(selectionChanged()), this, SLOT(dataSetSelected()));
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connect(dataSetsView, SIGNAL(doubleClicked(QListViewItem*)), this, SLOT(dataSetDoubleClicked(QListViewItem*)));
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connect(newObjectButton, SIGNAL(clicked()), this, SLOT(newObject()));
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connect(editObjectButton, SIGNAL(clicked()), this, SLOT(editObject()));
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connect(deleteObjectButton, SIGNAL(clicked()), this, SLOT(deleteObject()));
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connect(objectsView, SIGNAL(selectionChanged()), this, SLOT(objectSelected()));
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connect(objectsView, SIGNAL(doubleClicked(QListViewItem*)), this, SLOT(objectDoubleClicked(QListViewItem*)));
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}
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QalculateDataSetsDialog::~QalculateDataSetsDialog() {}
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void QalculateDataSetsDialog::updateDataSetTree() {
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dataSetItems.clear();
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objectItems.clear();
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dataSetsView->clear();
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DataSet *ds;
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QListViewItem *i;
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bool b = false;
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dataSetsView->blockSignals(true);
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for(size_t index = 1; ; index++) {
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ds = CALCULATOR->getDataSet(index);
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if(!ds) break;
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i = new KListViewItem(dataSetsView, ds->title().c_str());
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dataSetItems[i] = ds;
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if(ds == selected_dataset) {
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dataSetsView->blockSignals(false);
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dataSetsView->setSelected(i, true);
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dataSetsView->blockSignals(true);
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b = true;
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}
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}
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dataSetsView->blockSignals(false);
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if(!b) {
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dataSetsView->selectAll(false);
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selected_dataset = NULL;
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}
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}
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#define UPDATE_SELECTED_DATASET QListViewItem *i3 = dataSetsView->selectedItem(); if(!i3) return; selected_dataset = dataSetItems[i3]; if(!selected_dataset) return;
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#define UPDATE_SELECTED_OBJECT QListViewItem *i2 = objectsView->selectedItem(); if(!i2) return; selected_object = objectItems[i2]; if(!selected_object) return;
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#define CHECK_IF_DATASET_STILL_THERE if(!CALCULATOR->stillHasFunction(selected_dataset)) {KMessageBox::error(this, i18n("Data set does not exist anymore.")); emit dataSetsChanged(); return;}
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void QalculateDataSetsDialog::deleteDataSet() {
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UPDATE_SELECTED_DATASET
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CHECK_IF_DATASET_STILL_THERE
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if(selected_dataset->isLocal()) {
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selected_object = NULL;
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//ensure that all references are removed in Calculator
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selected_dataset->destroy();
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//update menus and trees
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emit dataSetsChanged();
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}
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}
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void QalculateDataSetsDialog::editDataSet() {
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UPDATE_SELECTED_DATASET
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CHECK_IF_DATASET_STILL_THERE
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if(!dataset_edit_dialog) {
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dataset_edit_dialog = new QalculateEditDataSetDialog(this);
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}
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DataSet *ds = dataset_edit_dialog->editDataSet(selected_dataset);
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if(ds) {
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selected_dataset = ds;
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emit dataSetsChanged();
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}
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}
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void QalculateDataSetsDialog::newDataSet() {
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if(!dataset_edit_dialog) {
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dataset_edit_dialog = new QalculateEditDataSetDialog(this);
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}
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DataSet *ds = dataset_edit_dialog->editDataSet();
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if(ds) {
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selected_dataset = ds;
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emit dataSetsChanged();
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}
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}
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void QalculateDataSetsDialog::dataSetDoubleClicked(QListViewItem*i) {
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selected_dataset = dataSetItems[i];
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if(!selected_dataset)
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return;
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CHECK_IF_DATASET_STILL_THERE
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if(!dataset_edit_dialog) {
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dataset_edit_dialog = new QalculateEditDataSetDialog(this);
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}
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DataSet *ds = dataset_edit_dialog->editDataSet(selected_dataset);
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if(ds) {
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selected_dataset = ds;
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emit dataSetsChanged();
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}
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}
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void QalculateDataSetsDialog::dataSetSelected() {
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QListViewItem *selected = dataSetsView->selectedItem();
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objectsView->clear();
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if(selected) {
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DataSet *ds = dataSetItems[selected];
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if(!CALCULATOR->stillHasFunction(ds)) {
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KMessageBox::error(this, i18n("Data set does not exist anymore."));
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selected_dataset = NULL;
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emit dataSetsChanged();
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return;
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}
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//remember selection
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selected_dataset = ds;
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while(objectsView->columns() > 0) {
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objectsView->removeColumn(0);
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}
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DataObjectIter it;
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DataPropertyIter pit;
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DataProperty *dp;
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DataObject *o = ds->getFirstObject(&it);
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bool b = false, b2 = false;
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QListViewItem *i;
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while(o) {
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i = new KListViewItem(objectsView);
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objectItems[i] = o;
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dp = ds->getFirstProperty(&pit);
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int index = 0;
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while(dp) {
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if(!dp->isHidden() && dp->isKey()) {
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if(!b2) {
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objectsView->addColumn(dp->title().c_str());
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}
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i->setText(index, o->getPropertyDisplayString(dp).c_str());
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index++;
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if(index > 2) break;
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}
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dp = ds->getNextProperty(&pit);
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}
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b2 = true;
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if(o == selected_object) {
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objectsView->setSelected(i, true);
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b = true;
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}
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o = ds->getNextObject(&it);
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}
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if(!b) {
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QListViewItemIterator qit(objectsView);
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if(qit.current()) {
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objectsView->setSelected(qit.current(), true);
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}
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}
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objectsView->sort();
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editDataSetButton->setEnabled(true);
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deleteDataSetButton->setEnabled(ds->isLocal());
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newObjectButton->setEnabled(true);
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QString str, str2;
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if(!ds->description().empty()) {
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str2 = ds->description().c_str();
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str2.replace("<", "<");
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str2.replace(">", ">");
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str += str2;
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str += "<br><br>";
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}
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str += "<b>";
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str += i18n("Properties");
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str += "</b><br>";
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dp = ds->getFirstProperty(&pit);
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while(dp) {
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if(!dp->isHidden()) {
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if(!dp->title(false).empty()) {
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str2 = dp->title().c_str();
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str2.replace("<", "<");
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str2.replace(">", ">");
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str += str2;
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str += ": ";
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}
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for(size_t i = 1; i <= dp->countNames(); i++) {
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if(i > 1) str += ", ";
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str += dp->getName(i).c_str();
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}
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if(dp->isKey()) {
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str += " (";
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//indicating that the property is a data set key
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str += i18n("key");
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str += ")";
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}
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str += "<br>";
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if(!dp->description().empty()) {
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str += "<i>";
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str2 = dp->description().c_str();
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str2.replace("<", "<");
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str2.replace(">", ">");
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str += str2;
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str += "</i><br>";
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}
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}
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dp = ds->getNextProperty(&pit);
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}
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str += "<br><b>";
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str += i18n("Data Retrieval Function");
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str += "</b><br>";
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Argument *arg;
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Argument default_arg;
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const ExpressionName *ename = &ds->preferredName(false, printops.use_unicode_signs, false, false, &can_display_unicode_string_function, (void*) descriptionBrowser);
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str += "<i><b>";
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str += ename->name.c_str();
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str += "</b>";
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int iargs = ds->maxargs();
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if(iargs < 0) {
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iargs = ds->minargs() + 1;
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}
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str += "(";
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if(iargs != 0) {
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for(int i2 = 1; i2 <= iargs; i2++) {
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if(i2 > ds->minargs()) {
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str += "[";
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}
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if(i2 > 1) {
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str += CALCULATOR->getComma().c_str();
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str += " ";
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}
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arg = ds->getArgumentDefinition(i2);
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if(arg && !arg->name().empty()) {
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str += arg->name().c_str();
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} else {
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str += i18n("argument");
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str += " ";
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str += QString::number(i2);
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}
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if(i2 > ds->minargs()) {
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str += "]";
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}
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}
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if(ds->maxargs() < 0) {
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str += CALCULATOR->getComma().c_str();
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str += " ...";
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}
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}
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str += ")";
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for(size_t i2 = 1; i2 <= ds->countNames(); i2++) {
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if(&ds->getName(i2) != ename) {
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str += "<br>";
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str += ds->getName(i2).name.c_str();
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}
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}
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str += "</i>";
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str += "<br>";
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if(!ds->copyright().empty()) {
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str += "<br>";
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str2 = ds->copyright().c_str();
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str2.replace("<", "<");
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str2.replace(">", ">");
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str += str2;
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str += "<br>";
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}
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str.replace("\n", "<br>");
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descriptionBrowser->setText(str);
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} else {
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editDataSetButton->setEnabled(false);
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deleteDataSetButton->setEnabled(false);
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newObjectButton->setEnabled(false);
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selected_dataset = NULL;
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descriptionBrowser->clear();
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}
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objectSelected();
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}
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void QalculateDataSetsDialog::insertObjectData(void *data) {
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DataProperty *dp = (DataProperty*) data;
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DataSet *ds = dp->parentSet();
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if(ds && selected_object) {
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QString str = ds->preferredInputName(printops.abbreviate_names, printops.use_unicode_signs, false, false, &can_display_unicode_string_function, (void*) expressionWidget).name.c_str();
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str += "(";
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str += selected_object->getProperty(ds->getPrimaryKeyProperty()).c_str();
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str += CALCULATOR->getComma().c_str();
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str += " ";
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str += dp->getName().c_str();
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str += ")";
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insert_text_in_expression(str);
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}
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}
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void QalculateDataSetsDialog::objectSelected() {
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QListViewItem *selected = objectsView->selectedItem();
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DataObject *o = NULL;
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if(selected) o = objectItems[selected];
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if(o) {
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selected_object = o;
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editObjectButton->setEnabled(true);
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deleteObjectButton->setEnabled(true);
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DataSet *ds = o->parentSet();
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if(!ds) return;
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DataPropertyIter it;
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DataProperty *dp = ds->getFirstProperty(&it);
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QString sval;
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QString str;
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delete attributesGrid;
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attributesGrid = new QGrid(3, Qt::Horizontal, attributesView->viewport());
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attributesGrid->setSpacing(spacingHint());
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attributesView->addChild(attributesGrid);
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while(dp) {
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if(!dp->isHidden()) {
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sval = o->getPropertyDisplayString(dp).c_str();
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if(!sval.isEmpty()) {
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str = "<b>"; str += dp->title().c_str(); str += ":"; str += "</b>";
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new QLabel(str, attributesGrid);
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KLineEdit *le = new KLineEdit(sval, attributesGrid);
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le->setReadOnly(true);
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le->setFrameStyle(QFrame::NoFrame | QFrame::Plain);
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QalculateButtonWithData *button = new QalculateButtonWithData((void*) dp, QIconSet(SmallIcon("editpaste")), "", attributesGrid);
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QObject::connect(button, SIGNAL(clickedWithData(void*)), SLOT(insertObjectData(void*)));
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}
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}
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dp = ds->getNextProperty(&it);
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}
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QWidget *widget = new QWidget(attributesGrid);
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widget->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Expanding);
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attributesGrid->show();
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} else {
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delete attributesGrid;
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attributesGrid = new QGrid(3, Qt::Horizontal, attributesView->viewport());
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attributesGrid->setSpacing(spacingHint());
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attributesView->addChild(attributesGrid);
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attributesGrid->show();
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selected_object = NULL;
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editObjectButton->setEnabled(false);
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deleteObjectButton->setEnabled(false);
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}
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}
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void QalculateDataSetsDialog::deleteObject() {
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UPDATE_SELECTED_DATASET
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UPDATE_SELECTED_OBJECT
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selected_dataset->delObject(selected_object);
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selected_object = NULL;
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updateObjects();
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}
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void QalculateDataSetsDialog::updateObjects() {
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dataSetSelected();
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}
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void QalculateDataSetsDialog::editObject() {
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UPDATE_SELECTED_DATASET
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UPDATE_SELECTED_OBJECT
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if(!object_edit_dialog) {
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object_edit_dialog = new QalculateEditDataObjectDialog(this);
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}
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DataObject *o = object_edit_dialog->editDataObject(selected_dataset, selected_object);
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if(o) {
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selected_object = o;
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updateObjects();
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}
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}
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void QalculateDataSetsDialog::newObject() {
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UPDATE_SELECTED_DATASET
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if(!object_edit_dialog) {
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object_edit_dialog = new QalculateEditDataObjectDialog(this);
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}
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DataObject *o = object_edit_dialog->editDataObject(selected_dataset);
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if(o) {
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selected_object = o;
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updateObjects();
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}
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}
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void QalculateDataSetsDialog::objectDoubleClicked(QListViewItem*i) {
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UPDATE_SELECTED_DATASET
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selected_object = objectItems[i];
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if(!selected_object)
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return;
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if(!object_edit_dialog) {
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object_edit_dialog = new QalculateEditDataObjectDialog(this);
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}
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DataObject *o = object_edit_dialog->editDataObject(selected_dataset, selected_object);
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if(o) {
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selected_object = o;
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updateObjects();
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}
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}
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#include "qalculatedatasetsdialog.moc"
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