src/gui/conferenceeditor.cpp

   1 /*
   2  * Copyright (C) 2010 Ixonos Plc.
   3  * Copyright (C) 2011-2017 Philipp Spitzer, gregor herrmann, Stefan Stahl
   4  *
   5  * This file is part of ConfClerk.
   6  *
   7  * ConfClerk is free software: you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the Free
   9  * Software Foundation, either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * ConfClerk is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15  * more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along with
  18  * ConfClerk.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20 #include "conferenceeditor.h"
  21
  22 #include "conferencemodel.h"
  23 #include "urlinputdialog.h"
  24 #include "errormessage.h"
  25
  26 #include <QInputDialog>
  27 #include <QItemSelectionModel>
  28 #include <QFileDialog>
  29 #include <QMessageBox>
  30
  31 ConferenceEditor::ConferenceEditor(ConferenceModel* model, QWidget* parent)
  32 : QDialog(parent)
  33 , model(model)
  34 , selected_id(-1)
  35 {
  36     setupUi(this);
  37     progressBar->hide();
  38
  39     confView->setModel(model);
  40
  41     QItemSelectionModel* confViewSelection = new QItemSelectionModel(model, this);
  42     confView->setSelectionModel(confViewSelection);
  43
  44     connect(confViewSelection, SIGNAL(currentChanged(const QModelIndex&, const QModelIndex&)),
  45                                 SLOT(itemSelected(const QModelIndex&, const QModelIndex&)));
  46     connect(this, SIGNAL(wantCurrent(const QModelIndex&, QItemSelectionModel::SelectionFlags)),
  47             confViewSelection, SLOT(setCurrentIndex(const QModelIndex&, QItemSelectionModel::SelectionFlags)));
  48     connect(addBtn, SIGNAL(clicked()), SLOT(addClicked()));
  49     connect(removeBtn, SIGNAL(clicked()), SLOT(removeClicked()));
  50     connect(changeUrl, SIGNAL(clicked()), SLOT(changeUrlClicked()));
  51     connect(refreshBtn, SIGNAL(clicked()), SLOT(refreshClicked()));
  52     connect(buttonBox, SIGNAL(rejected()), SLOT(close()));
  53
  54     // it's OK to emit selection signals here
  55     // because they are not yet connected to anybody
  56     int active_id = Conference::activeConference();
  57     if (active_id > 0) {
  58         emit wantCurrent(model->indexFromId(active_id), QItemSelectionModel::SelectCurrent);
  59     } else {
  60         itemSelected(QModelIndex(), QModelIndex());
  61     }
  62 }
  63
  64 void ConferenceEditor::conferenceRemoved()
  65 {
  66     if (model->rowCount() > 0) {
  67         emit wantCurrent(model->index(0, 0), QItemSelectionModel::SelectCurrent);
  68     } else {
  69         itemSelected(QModelIndex(), QModelIndex());
  70     }
  71 }
  72
  73 void ConferenceEditor::itemSelected(const QModelIndex& current, const QModelIndex& previous)
  74 {
  75     // TODO: fill all required fields
  76     Q_UNUSED(previous);
  77     if (!current.isValid()) {
  78         selected_id = -1;
  79
  80         emit noneConferenceSelected();
  81
  82         conferenceInfo->setCurrentIndex(1);
  83         removeBtn->hide();
  84     } else {
  85         const Conference& conf = model->conferenceFromIndex(current);
  86         selected_id = conf.id();
  87
  88         emit haveConferenceSelected(selected_id);
  89
  90         conferenceTitle->setText(conf.title());
  91         conferenceSubtitle->setText(conf.subtitle());
  92         QString where = conf.city();
  93         if (!conf.city().isEmpty() && !conf.venue().isEmpty()) where += ", ";
  94         where += conf.venue();
  95         conferenceWhere->setText(where);
  96         conferenceWhen->setText(
  97                 conf.start().toString("yyyy-MM-dd")
  98                 + " - " +
  99                 conf.end().toString("yyyy-MM-dd"));
 100         if (conf.hasUtcOffset()) {
 101             conferenceUtcOffset->setText(QString::number(conf.utcOffset()) + " min");
 102         } else {
 103             conferenceUtcOffset->setText("N/A");
 104         }
 105         conferenceInfo->setCurrentIndex(0);
 106         removeBtn->show();
 107     }
 108 }
 109
 110 void ConferenceEditor::addClicked()
 111 {
 112     UrlInputDialog url_input(this);
 113     switch (url_input.exec()) {
 114     case UrlInputDialog::HaveUrl: emit haveConferenceUrl(url_input.url(), 0); break;
 115     case UrlInputDialog::HaveFile: emit haveConferenceFile(url_input.url(), 0); break;
 116     case UrlInputDialog::Cancel: return;
 117     }
 118 }
 119
 120 void ConferenceEditor::removeClicked()
 121 {
 122     if (selected_id < 0) {
 123         // TODO: disable it when none is selected
 124         return;
 125     }
 126
 127     QMessageBox::StandardButton answer =
 128         QMessageBox::question(0
 129             , "Deletion confirmation"
 130             , QString("Really delete the %1 conference").arg(Conference::getById(selected_id).title())
 131             , QMessageBox::Yes | QMessageBox::No
 132             , QMessageBox::No);
 133
 134     if (answer == QMessageBox::Yes) {
 135         emit removeConferenceRequested(selected_id);
 136     }
 137 }
 138
 139 void ConferenceEditor::changeUrlClicked()
 140 {
 141     if (selected_id < 0) return;
 142     const Conference& selectedConf = Conference::getById(selected_id);
 143
 144     bool ok;
 145     QString url = QInputDialog::getText(this, "URL Input", "Enter schedule URL", QLineEdit::Normal, selectedConf.url(), &ok);
 146
 147     if (ok) {
 148         emit changeUrlRequested(selected_id, url);
 149     }
 150 }
 151
 152 void ConferenceEditor::refreshClicked()
 153 {
 154     if (selected_id <= 0) return;
 155     const Conference& selectedConf = Conference::getById(selected_id);
 156     QString url = selectedConf.url();
 157
 158     if (url.isEmpty()) {
 159         static const QString format("Schedule URL for %1 is not set. Enter the schedule URL:");
 160         bool ok;
 161         url = QInputDialog::getText(this, "URL Input", format.arg(selectedConf.title()), QLineEdit::Normal, QString(), &ok);
 162         if (!ok) return;
 163         // first save it, to remain if fetch fails
 164         emit changeUrlRequested(selected_id, url);
 165     }
 166     // fetch
 167     importStarted(); // just to show the progress bar
 168     emit haveConferenceUrl(url, selected_id);
 169 }
 170
 171 void ConferenceEditor::importStarted()
 172 {
 173     addBtn->hide();
 174     removeBtn->hide();
 175     buttons->layout()->removeItem(buttonsSpacer);
 176     progressBar->setValue(0);
 177     progressBar->show();
 178
 179     QApplication::processEvents();
 180 }
 181
 182 void ConferenceEditor::showParsingProgress(int progress)
 183 {
 184     progressBar->setValue(progress);
 185
 186     QApplication::processEvents();
 187 }
 188
 189 void ConferenceEditor::importFinished(int conferenceId) {
 190     addBtn->show();
 191     // removeItem should be shown later, but it takes some time,
 192     // and not looks good
 193     // anyway it will be shown a bit later
 194     removeBtn->show();
 195     buttons->layout()->addItem(buttonsSpacer);
 196     progressBar->hide();
 197
 198     QApplication::processEvents();
 199
 200     QModelIndex item = model->indexFromId(conferenceId);
 201     if (item.isValid())
 202         emit wantCurrent(item, QItemSelectionModel::SelectCurrent);
 203     else
 204         itemSelected(QModelIndex(), QModelIndex());
 205 }
 206