Add message boxes and user input windows to API

include/mainwindow.h

@@ -149,6 +149,14 @@ public:
     Q_INVOKABLE void log(QString message);
     Q_INVOKABLE void warn(QString message);
     Q_INVOKABLE void error(QString message);
+    void runMessageBox(QString text, QString informativeText, QString detailedText, QMessageBox::Icon icon);
+    Q_INVOKABLE void showMessage(QString text, QString informativeText = "", QString detailedText = "");
+    Q_INVOKABLE void showWarning(QString text, QString informativeText = "", QString detailedText = "");
+    Q_INVOKABLE void showError(QString text, QString informativeText = "", QString detailedText = "");
+    Q_INVOKABLE bool showQuestion(QString text, QString informativeText = "", QString detailedText = "");
+    Q_INVOKABLE QJSValue getInputText(QString title, QString label, QString defaultValue = "");
+    Q_INVOKABLE QJSValue getInputNumber(QString title, QString label, double defaultValue = 0, double min = INT_MIN, double max = INT_MAX, int decimals = 0, double step = 1);
+    Q_INVOKABLE QJSValue getInputItem(QString title, QString label, QStringList items, int defaultValue = 0, bool editable = false);
     Q_INVOKABLE QList<int> getMetatileLayerOrder();
     Q_INVOKABLE void setMetatileLayerOrder(QList<int> order);
     Q_INVOKABLE QList<float> getMetatileLayerOpacity();

include/scripting.h

@@ -33,6 +33,7 @@ public:
     static QJSValue position(int x, int y);
     static QJSEngine *getEngine();
     static QImage getImage(QString filepath);
+    static QJSValue dialogInput(QJSValue input, bool selectedOk);
     static void init(MainWindow *mainWindow);
     static void registerAction(QString functionName, QString actionName);
     static int numRegisteredActions();

src/mainwindow_scriptapi.cpp

@@ -785,6 +785,55 @@ void MainWindow::error(QString message) {
     logError(message);
 }
 
+void MainWindow::runMessageBox(QString text, QString informativeText, QString detailedText, QMessageBox::Icon icon) {
+    QMessageBox messageBox(this);
+    messageBox.setText(text);
+    messageBox.setInformativeText(informativeText);
+    messageBox.setDetailedText(detailedText);
+    messageBox.setIcon(icon);
+    messageBox.exec();
+}
+
+void MainWindow::showMessage(QString text, QString informativeText, QString detailedText) {
+    this->runMessageBox(text, informativeText, detailedText, QMessageBox::Information);
+}
+
+void MainWindow::showWarning(QString text, QString informativeText, QString detailedText) {
+    this->runMessageBox(text, informativeText, detailedText, QMessageBox::Warning);
+}
+
+void MainWindow::showError(QString text, QString informativeText, QString detailedText) {
+    this->runMessageBox(text, informativeText, detailedText, QMessageBox::Critical);
+}
+
+bool MainWindow::showQuestion(QString text, QString informativeText, QString detailedText) {
+    QMessageBox messageBox(this);
+    messageBox.setText(text);
+    messageBox.setInformativeText(informativeText);
+    messageBox.setDetailedText(detailedText);
+    messageBox.setIcon(QMessageBox::Question);
+    messageBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
+    return messageBox.exec() == QMessageBox::Yes;
+}
+
+QJSValue MainWindow::getInputText(QString title, QString label, QString defaultValue) {
+    bool ok;
+    QString input = QInputDialog::getText(this, title, label, QLineEdit::Normal, defaultValue, &ok);
+    return Scripting::dialogInput(input, ok);
+}
+
+QJSValue MainWindow::getInputNumber(QString title, QString label, double defaultValue, double min, double max, int decimals, double step) {
+    bool ok;
+    double input = QInputDialog::getDouble(this, title, label, defaultValue, min, max, decimals, &ok, Qt::WindowFlags(), step);
+    return Scripting::dialogInput(input, ok);
+}
+
+QJSValue MainWindow::getInputItem(QString title, QString label, QStringList items, int defaultValue, bool editable) {
+    bool ok;
+    QString input = QInputDialog::getItem(this, title, label, items, defaultValue, editable, &ok);
+    return Scripting::dialogInput(input, ok);
+}
+
 QList<int> MainWindow::getMetatileLayerOrder() {
     if (!this->editor || !this->editor->map)
         return QList<int>();

src/scripting.cpp

@@ -262,6 +262,13 @@ QJSValue Scripting::fromTile(Tile tile) {
     return obj;
 }
 
+QJSValue Scripting::dialogInput(QJSValue input, bool selectedOk) {
+    QJSValue obj = instance->engine->newObject();
+    obj.setProperty("input", input);
+    obj.setProperty("ok", selectedOk);
+    return obj;
+}
+
 QJSEngine *Scripting::getEngine() {
     return instance->engine;
 }