[88] | 1 | // %flair:license{
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| 2 | // This file is part of the Flair framework distributed under the
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| 3 | // CECILL-C License, Version 1.0.
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| 4 | // %flair:license}
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| 5 | #include "ListWidget.h"
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| 6 | #include "Layout.h"
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| 7 | #include <QListWidget>
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| 8 | #include <QFormLayout>
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| 9 | #include <QLabel>
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| 10 | #include <QListWidgetItem>
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| 11 | #include <QPalette>
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| 12 | #include <QStringList>
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| 13 | #include <sstream>
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| 14 |
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| 15 | //to remove, for tests only
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| 16 | #include <iostream>
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| 17 |
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| 18 | ListWidget::ListWidget(Layout *parent, int row, int col, QString name)
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| 19 | : currentItemRow(-1), isUpToDate(true),
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| 20 | FormLayout(parent, row, col, name, "ListWidget") {
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| 21 | listwidget = new QListWidget();
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| 22 | if (internalItemsList == NULL) {
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| 23 | internalItemsList = new QStringList();
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| 24 | }
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| 25 | // construct the object in 2 times, to have the label above the list
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| 26 | object_layout->addRow(new QLabel(name));
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| 27 | object_layout->addRow(listwidget);
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| 28 | // modify the color palette to have the selected item text in red
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| 29 | palListRed.setColor(QPalette::HighlightedText, QColor(255, 0, 0));
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| 30 | palListDefault.setColor(QPalette::HighlightedText, QColor(255, 255, 255));
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| 31 | connect(listwidget, SIGNAL(currentRowChanged(int)), this,
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| 32 | SLOT(SelectedItemChanged(int)));
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| 33 | // to avoid duplicates when adding items
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| 34 | SetIsExpandable(true);
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| 35 | }
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| 36 |
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| 37 | ListWidget::ListWidget(Layout *parent, int row, int col, QString name,
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| 38 | QStringList &items)
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| 39 | : ListWidget(parent, row, col, name) {
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| 40 | if (!items.isEmpty()) {
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| 41 | listwidget->addItems(items);
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| 42 | internalItemsList = new QStringList(items);
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| 43 | }
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| 44 |
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| 45 | }
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| 46 |
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| 47 | ListWidget::~ListWidget() {
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| 48 | if (listwidget) {
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| 49 | delete listwidget;
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| 50 | }
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| 51 | }
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| 52 |
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[269] | 53 | void ListWidget::XmlEvent(QDomElement *dom) {
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[88] | 54 | isUpToDate = false;
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[269] | 55 | if (dom->attribute("item") != "") {
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| 56 | QString item = dom->attribute("item");
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[88] | 57 | QListWidgetItem *widget_item = new QListWidgetItem(item);
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| 58 | // new item, so the text is red
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| 59 | widget_item->setForeground(Qt::red);
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| 60 | listwidget->addItem(widget_item);
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| 61 | }
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[269] | 62 | if (dom->attribute("delete") != "") {
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| 63 | int row_to_del = dom->attribute("delete").toInt();
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[88] | 64 | RemoveItemFromXml(row_to_del);
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| 65 | QListWidgetItem *item_to_del = listwidget->takeItem(row_to_del);
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| 66 | if (item_to_del) {
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| 67 | delete item_to_del;
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| 68 | }
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| 69 | }
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| 70 | }
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| 71 |
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| 72 | void ListWidget::SetUptodate(void) {
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| 73 | ui_to_var();
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| 74 | ui_to_xml();
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| 75 | listwidget->setPalette(palListDefault);
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| 76 | isUpToDate = true;
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| 77 | }
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| 78 |
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| 79 | void ListWidget::ui_to_var(void) {
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| 80 | currentItemRow = listwidget->currentRow();
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| 81 | internalItemsList->clear();
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| 82 | for (int count = 0; count < listwidget->count(); count++) {
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| 83 | internalItemsList->append(listwidget->item(count)->text());
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| 84 | }
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| 85 | }
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| 86 |
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| 87 | void ListWidget::ui_to_xml(void) {
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| 88 | SetValue(QString::number(listwidget->currentRow()));
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| 89 | // add the list of items
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| 90 | for (int count = 0; count < listwidget->count(); count++) {
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| 91 | std::string item;
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| 92 | std::ostringstream item_prop;
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| 93 | item_prop << "item" << count;
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| 94 | SetAttribute(QString::fromStdString(item_prop.str()),
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| 95 | listwidget->item(count)->text());
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| 96 | listwidget->item(count)->setForeground(Qt::black);
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| 97 | }
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| 98 | }
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| 99 |
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| 100 | void ListWidget::Reset(void) {
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| 101 | if (currentItemRow != -1) {
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| 102 | listwidget->setCurrentRow(currentItemRow);
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| 103 | }
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| 104 | listwidget->clear();
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| 105 | listwidget->addItems(*internalItemsList);
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| 106 | }
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| 107 |
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[269] | 108 | void ListWidget::LoadEvent(QDomElement *dom) {
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[88] | 109 | //function not tested
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| 110 | std::cout << "FlairGCS LoadEvent" << std::endl;
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| 111 | if (listwidget->isEnabled() == true) {
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| 112 | std::cout << "FlairGCS LoadEvent loading" << std::endl;
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| 113 | listwidget->clear();
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| 114 | QStringList items;
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| 115 | int count = 0;
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[269] | 116 | while (dom->hasAttribute("item" + QString::number(count))) {
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[88] | 117 | std::cout << "FlairGCS LoadEvent boucle" << std::endl;
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[269] | 118 | listwidget->addItem(dom->attribute("item" + QString::number(count)));
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[88] | 119 | count++;
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| 120 | }
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| 121 | }
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| 122 | }
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| 123 |
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| 124 | void ListWidget::SelectedItemChanged(int current_row) {
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| 125 | if (current_row != currentItemRow) {
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| 126 | isUpToDate = false;
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| 127 | listwidget->setPalette(palListRed);
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| 128 | } else {
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| 129 | listwidget->setPalette(palListDefault);
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| 130 | }
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| 131 | }
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| 132 |
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| 133 | bool ListWidget::IsUptodate(void) { return isUpToDate; }
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| 134 |
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| 135 | void ListWidget::RemoveItemFromXml(int row_to_del) {
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| 136 | // Shift the elements in the XML file to have the one to delete at the end
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| 137 | std::ostringstream item_prop;
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| 138 | for (int count = row_to_del; count < listwidget->count() - 1; count++) {
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| 139 | item_prop << "item" << count;
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| 140 | SetAttribute(QString::fromStdString(item_prop.str()),
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| 141 | listwidget->item(count + 1)->text());
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| 142 | // Clear the value of the stringstream
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| 143 | item_prop.str(std::string());
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| 144 | }
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| 145 | // Delete the last element from the XML file
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| 146 | item_prop << "item" << (listwidget->count() - 1);
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| 147 | RemoveAttribute(QString::fromStdString(item_prop.str()));
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| 148 | }
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