feat(ui): introduce retryEnabled in ZLoadingWidget

src/zloadingwidget.cpp

@@ -5,14 +5,12 @@
 #include <QLabel>
 #include <QStackedWidget>
 
-ZLoadingWidget::ZLoadingWidget(bool start, QWidget *parent)
-    : QStackedWidget{parent}, m_loadingIndicator(new QProcessIndicator())
+ZLoadingWidget::ZLoadingWidget(bool retryEnabled, QWidget *parent)
+    : QStackedWidget{parent}, m_loadingIndicator(new QProcessIndicator()),
+      m_retryEnabled(retryEnabled)
 {
     m_loadingIndicator->setType(QProcessIndicator::line_rotate);
     m_loadingIndicator->setFixedSize(64, 32);
-    if (start) {
-        m_loadingIndicator->start();
-    }
 
     // Create a proper container widget for the loading indicator
     QWidget *loadingWidget = new QWidget(this);
@@ -22,7 +20,7 @@ ZLoadingWidget::ZLoadingWidget(bool start, QWidget *parent)
     loadingLayout->addWidget(m_loadingIndicator);
     loadingLayout->addStretch();
 
-    m_errorWidget = new ZLoadingErrorWidget(this);
+    m_errorWidget = new ZLoadingErrorWidget(m_retryEnabled, this);
     connect(static_cast<ZLoadingErrorWidget *>(m_errorWidget),
             &ZLoadingErrorWidget::retryClicked, this,
             [this]() { emit retryClicked(); });
@@ -65,9 +63,9 @@ void ZLoadingWidget::setupErrorWidget(QLayout *errorLayout)
     addWidget(m_errorWidget);
 }
 
-void ZLoadingWidget::setupAditionalWidget(QWidget *customWidget)
+int ZLoadingWidget::setupAditionalWidget(QWidget *customWidget)
 {
-    addWidget(customWidget);
+    return addWidget(customWidget);
 }
 
 void ZLoadingWidget::switchToWidget(QWidget *widget)

src/zloadingwidget.h

@@ -1,38 +1,43 @@
 #ifndef ZLOADINGWIDGET_H
 #define ZLOADINGWIDGET_H
 
+#include <QHBoxLayout>
 #include <QLabel>
 #include <QPushButton>
 #include <QStackedWidget>
 #include <QWidget>
-#include <QHBoxLayout>
 
 class ZLoadingErrorWidget : public QWidget
 {
     Q_OBJECT
 public:
-    ZLoadingErrorWidget(QWidget *parent = nullptr)
+    ZLoadingErrorWidget(bool retryEnabled, QWidget *parent = nullptr)
     {
 
-        QHBoxLayout *layout = new QHBoxLayout(this);
+        QVBoxLayout *layout = new QVBoxLayout(this);
         layout->addStretch();
         m_errorLabel = new QLabel("An error occurred.", this);
         m_errorLabel->setAlignment(Qt::AlignCenter);
+        m_errorLabel->setWordWrap(true);
         m_errorLabel->setStyleSheet("QLabel { color: red; }");
         layout->addWidget(m_errorLabel);
-        m_retryButton = new QPushButton("Retry", this);
-        m_retryButton->setMaximumWidth(m_retryButton->sizeHint().width());
-        layout->addWidget(m_retryButton);
+
+        if (retryEnabled) {
+            layout->addSpacing(10);
+            m_retryButton = new QPushButton("Retry", this);
+            m_retryButton->setMaximumWidth(m_retryButton->sizeHint().width());
+            layout->addWidget(m_retryButton, 0, Qt::AlignCenter);
+            connect(m_retryButton, &QPushButton::clicked, this,
+                    [this]() { emit retryClicked(); });
+        }
         layout->addStretch();
-        connect(m_retryButton, &QPushButton::clicked, this,
-                [this]() { emit retryClicked(); });
     }
 
     void setText(const QString &text) { m_errorLabel->setText(text); };
 
 private:
-    QLabel *m_errorLabel;
-    QPushButton *m_retryButton;
+    QLabel *m_errorLabel = nullptr;
+    QPushButton *m_retryButton = nullptr;
 signals:
     void retryClicked();
 };
@@ -41,7 +46,8 @@ class ZLoadingWidget : public QStackedWidget
 {
     Q_OBJECT
 public:
-    explicit ZLoadingWidget(bool start = true, QWidget *parent = nullptr);
+    explicit ZLoadingWidget(bool retryEnabled = false,
+                            QWidget *parent = nullptr);
     ~ZLoadingWidget();
     void stop(bool showContent = true);
     void showLoading();
@@ -49,7 +55,7 @@ public:
     void setupContentWidget(QLayout *contentLayout);
     void setupErrorWidget(QWidget *errorWidget);
     void setupErrorWidget(QLayout *errorLayout);
-    void setupAditionalWidget(QWidget *customWidget);
+    int setupAditionalWidget(QWidget *customWidget);
     void switchToWidget(QWidget *widget);
     void showError();
     void showError(const QString &errorMessage);
@@ -58,6 +64,7 @@ private:
     class QProcessIndicator *m_loadingIndicator = nullptr;
     QWidget *m_contentWidget = nullptr;
     QWidget *m_errorWidget = nullptr;
+    bool m_retryEnabled = false;
 signals:
     void retryClicked();
 };