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| ** This file is part of the examples of the Qt Toolkit. |
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| |
| #include "mainwindow.h" |
| #include "stylesheetdialog.h" |
| #include "ui_stylesheetdialog.h" |
| |
| StylesheetDialog::StylesheetDialog(QWidget *parent) : |
| QDialog(parent), |
| ui(new Ui::StylesheetDialog) |
| { |
| ui->setupUi(this); |
| |
| connect(ui->styleSheetList, &QListWidget::currentItemChanged, this, &StylesheetDialog::currentStyleSheetChanged); |
| connect(ui->styleSheetList, &QListWidget::itemClicked, this, &StylesheetDialog::listItemClicked); |
| connect(ui->fileNameEdit, &QLineEdit::textChanged, this, &StylesheetDialog::fileNameChanged); |
| |
| connect(ui->addButton, &QPushButton::clicked, this, &StylesheetDialog::addButtonClicked); |
| connect(ui->removeButton, &QPushButton::clicked, this, &StylesheetDialog::removeButtonClicked); |
| |
| QSettings settings; |
| settings.beginGroup("styleSheets"); |
| for (auto name : settings.allKeys()) { |
| QListWidgetItem *listItem = new QListWidgetItem(name, ui->styleSheetList); |
| listItem->setFlags(listItem->flags() | Qt::ItemIsUserCheckable); |
| bool checked = settings.value(name).value<StyleSheet>().second; |
| listItem->setCheckState(checked ? Qt::Checked : Qt::Unchecked); |
| } |
| settings.endGroup(); |
| } |
| |
| StylesheetDialog::~StylesheetDialog() |
| { |
| delete ui; |
| } |
| |
| void StylesheetDialog::currentStyleSheetChanged(QListWidgetItem *current, QListWidgetItem *previous) |
| { |
| if (!previous) { |
| // Select the first item on startup |
| ui->styleSheetList->setCurrentItem(current); |
| } |
| |
| if (!current) { |
| ui->fileNameEdit->setText(QString()); |
| ui->sourceCodeEdit->setPlainText(QString()); |
| return; |
| } |
| |
| QSettings settings; |
| settings.beginGroup("styleSheets"); |
| ui->fileNameEdit->setText(current->text()); |
| const QString source = settings.value(current->text()).value<StyleSheet>().first; |
| ui->sourceCodeEdit->setPlainText(source); |
| settings.endGroup(); |
| } |
| |
| void StylesheetDialog::listItemClicked(QListWidgetItem *item) |
| { |
| MainWindow *window = static_cast<MainWindow *>(parent()); |
| const QString name = item->text(); |
| bool checkedStateChanged = |
| (item->checkState() == Qt::Checked && !window->hasStyleSheet(name)) || |
| (item->checkState() == Qt::Unchecked && window->hasStyleSheet(name)); |
| if (!checkedStateChanged) |
| return; |
| |
| QSettings settings; |
| settings.beginGroup("styleSheets"); |
| const QString source = settings.value(name).value<StyleSheet>().first; |
| |
| if (item->checkState() == Qt::Checked) { |
| settings.setValue(name, QVariant::fromValue(qMakePair(source, true))); |
| window->insertStyleSheet(name, source, true); |
| } else { |
| settings.setValue(name, QVariant::fromValue(qMakePair(source, false))); |
| window->removeStyleSheet(name, true); |
| } |
| |
| settings.endGroup(); |
| } |
| |
| void StylesheetDialog::fileNameChanged(const QString &text) |
| { |
| QList<QListWidgetItem *> items = ui->styleSheetList->findItems(text, Qt::MatchFixedString); |
| if (items.size()) |
| ui->addButton->setEnabled(false); |
| else |
| ui->addButton->setEnabled(true); |
| } |
| |
| void StylesheetDialog::addButtonClicked() |
| { |
| const QString name = ui->fileNameEdit->text(); |
| const QString source = ui->sourceCodeEdit->toPlainText(); |
| if (name.isEmpty() || source.isEmpty()) |
| return; |
| |
| QListWidgetItem *listItem = new QListWidgetItem(ui->fileNameEdit->text(), ui->styleSheetList); |
| listItem->setFlags(listItem->flags() | Qt::ItemIsUserCheckable); |
| listItem->setCheckState(Qt::Checked); |
| |
| MainWindow *window = static_cast<MainWindow *>(parent()); |
| window->insertStyleSheet(name, source, true); |
| |
| QSettings settings; |
| settings.beginGroup("styleSheets"); |
| settings.setValue(name, QVariant::fromValue(qMakePair(source, true))); |
| settings.endGroup(); |
| |
| ui->addButton->setEnabled(false); |
| } |
| |
| void StylesheetDialog::removeButtonClicked() |
| { |
| if (ui->styleSheetList->selectedItems().isEmpty()) |
| return; |
| |
| MainWindow *window = static_cast<MainWindow *>(parent()); |
| QSettings settings; |
| settings.beginGroup("styleSheets"); |
| |
| QListWidgetItem *item = ui->styleSheetList->selectedItems().first(); |
| const QString name = item->text(); |
| window->removeStyleSheet(name, true); |
| settings.remove(name); |
| delete item; |
| |
| settings.endGroup(); |
| } |