Remove screenshot feature

src/widgets/historywidget.cpp

@@ -18,6 +18,7 @@
 #include <QDesktopServices>
 #include <QClipboard>
 #include <QUrl>
+#include <QLayoutItem>
 
 
 HistoryWidget::HistoryWidget(QWidget *parent) : QDialog(parent)
@@ -43,88 +44,133 @@ HistoryWidget::HistoryWidget(QWidget *parent) : QDialog(parent)
 }
 
 void HistoryWidget::loadHistory() {
-    History history = History();
-    QList<QString> historyFiles = history.history();
-
+    // get settings
     ConfigEnterprise configEnterprise;
     QSettings *settings = configEnterprise.settings();
     settings->beginGroup("S3");
     QString s3BaseUrl = settings->value("S3_URL").toString();
     settings->endGroup();
 
+    // read history files
+    History history = History();
+    QList<QString> historyFiles = history.history();
+
     if(historyFiles.isEmpty()) {
-        QPushButton *buttonEmpty = new QPushButton;
-        buttonEmpty->setText(tr("Screenshots history is empty"));
-        buttonEmpty->setMinimumSize(1, HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        connect(buttonEmpty, &QPushButton::clicked, this, [=](){
-            this->close();
-        });
-        m_pVBox->addWidget(buttonEmpty);
-        return;
+        setEmptyMessage();
     }
-    foreach(QString fileName, historyFiles) {
-        // generate url
-        QString fullFileName = history.path() + fileName;
-        QString url = s3BaseUrl + fileName;
-
-        // load pixmap
-        QPixmap pixmap;
-        pixmap.load( fullFileName, "png" );
-
-        if (pixmap.height() / HISTORYPIXMAP_MAX_PREVIEW_HEIGHT >= pixmap.width() / HISTORYPIXMAP_MAX_PREVIEW_WIDTH) {
-            pixmap = pixmap.scaledToHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        } else {
-            pixmap = pixmap.scaledToWidth(HISTORYPIXMAP_MAX_PREVIEW_WIDTH);
+    else {
+        // generate history list
+        foreach(QString fileName, historyFiles) {
+            addLine(s3BaseUrl + fileName, history.path() + fileName);
         }
-
-        // get file info
-        QFileInfo *pFileInfo = new QFileInfo(fullFileName);
-        QString lastModified = pFileInfo->lastModified().toString(" yyyy-MM-dd hh:mm:ss");
-
-        // screenshot preview
-        QLabel *pScreenshot = new QLabel();
-        pScreenshot->setStyleSheet("padding: 5px;");
-        pScreenshot->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        pScreenshot->setPixmap(pixmap);
-
-        // screenshot datetime
-        QLabel *pScreenshotText = new QLabel();
-        pScreenshotText->setStyleSheet("padding: 5px;");
-        pScreenshotText->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        pScreenshotText->setText(lastModified);
-
-        // copy url
-        QPushButton *buttonCopyUrl = new QPushButton;
-        buttonCopyUrl->setText(tr("Copy URL"));
-        buttonCopyUrl->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        connect(buttonCopyUrl, &QPushButton::clicked, this, [=](){
-            QApplication::clipboard()->setText(url);
-            m_notification->showMessage(tr("URL copied to clipboard."));
-            this->close();
-        });
-
-        // open in browser
-        QPushButton *buttonOpen = new QPushButton;
-        buttonOpen->setText(tr("Open in browser"));
-        buttonOpen->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
-        connect(buttonOpen, &QPushButton::clicked, this, [=](){
-            QDesktopServices::openUrl(QUrl(url));
-            this->close();
-        });
-
-        // layout
-        QHBoxLayout *phbl = new QHBoxLayout();
-        phbl->addWidget(pScreenshot);
-        phbl->addWidget(pScreenshotText);
-        phbl->addWidget(buttonCopyUrl);
-        phbl->addWidget(buttonOpen);
-
-        phbl->setStretchFactor(pScreenshot, 3);
-        phbl->setStretchFactor(pScreenshotText, 2);
-        phbl->setStretchFactor(buttonCopyUrl, 2);
-        phbl->setStretchFactor(buttonOpen, 2);
-
-        // add to scroll
-        m_pVBox->addLayout(phbl);
+    }
+}
+
+void HistoryWidget::setEmptyMessage() {
+    QPushButton *buttonEmpty = new QPushButton;
+    buttonEmpty->setText(tr("Screenshots history is empty"));
+    buttonEmpty->setMinimumSize(1, HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    connect(buttonEmpty, &QPushButton::clicked, this, [=](){
+        this->close();
+    });
+    m_pVBox->addWidget(buttonEmpty);
+}
+
+void HistoryWidget::addLine(const QString &url, const QString &fullFileName) {
+    QHBoxLayout *phbl = new QHBoxLayout();
+
+    // load pixmap
+    QPixmap pixmap;
+    pixmap.load( fullFileName, "png" );
+
+    if (pixmap.height() / HISTORYPIXMAP_MAX_PREVIEW_HEIGHT >= pixmap.width() / HISTORYPIXMAP_MAX_PREVIEW_WIDTH) {
+        pixmap = pixmap.scaledToHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    } else {
+        pixmap = pixmap.scaledToWidth(HISTORYPIXMAP_MAX_PREVIEW_WIDTH);
+    }
+
+    // get file info
+    QFileInfo *pFileInfo = new QFileInfo(fullFileName);
+    QString lastModified = pFileInfo->lastModified().toString(" yyyy-MM-dd\nhh:mm:ss");
+
+    // screenshot preview
+    QLabel *pScreenshot = new QLabel();
+    pScreenshot->setStyleSheet("padding: 5px;");
+    pScreenshot->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    pScreenshot->setPixmap(pixmap);
+
+    // screenshot datetime
+    QLabel *pScreenshotText = new QLabel();
+    pScreenshotText->setStyleSheet("padding: 5px;");
+    pScreenshotText->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    pScreenshotText->setAlignment(Qt::AlignCenter);
+    pScreenshotText->setText(lastModified);
+
+    // copy url
+    QPushButton *buttonCopyUrl = new QPushButton;
+    buttonCopyUrl->setText(tr("Copy URL"));
+    buttonCopyUrl->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    connect(buttonCopyUrl, &QPushButton::clicked, this, [=](){
+        QApplication::clipboard()->setText(url);
+        m_notification->showMessage(tr("URL copied to clipboard."));
+        this->close();
+    });
+
+    // open in browser
+    QPushButton *buttonOpen = new QPushButton;
+    buttonOpen->setText(tr("Open in browser"));
+    buttonOpen->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    connect(buttonOpen, &QPushButton::clicked, this, [=](){
+        QDesktopServices::openUrl(QUrl(url));
+        this->close();
+    });
+
+    // delete
+    QPushButton *buttonDelete = new QPushButton;
+    buttonDelete->setIcon(QIcon(":/img/material/black/delete.svg"));
+    buttonDelete->setMinimumHeight(HISTORYPIXMAP_MAX_PREVIEW_HEIGHT);
+    connect(buttonDelete, &QPushButton::clicked, this, [=](){
+        removeItem(phbl, fullFileName);
+    });
+
+    // layout
+    phbl->addWidget(pScreenshot);
+    phbl->addWidget(pScreenshotText);
+    phbl->addWidget(buttonCopyUrl);
+    phbl->addWidget(buttonOpen);
+    phbl->addWidget(buttonDelete);
+
+    phbl->setStretchFactor(pScreenshot, 6);
+    phbl->setStretchFactor(pScreenshotText, 4);
+    phbl->setStretchFactor(buttonCopyUrl, 4);
+    phbl->setStretchFactor(buttonOpen, 4);
+    phbl->setStretchFactor(buttonDelete, 1);
+
+
+    // add to scroll
+    m_pVBox->addLayout(phbl);
+}
+
+void HistoryWidget::removeItem(QLayout *pl, const QString &fullFileName) {
+    // TODO - send delete request
+    qDebug() << "Delete image on S3";
+
+    // delete cached image on local dist
+    QFile file(fullFileName);
+    file.remove();
+
+    // remove current row or refresh list
+    while(pl->count() > 0)
+    {
+      QLayoutItem *item = pl->takeAt(0);
+      delete item->widget();
+      delete item;
+    }
+    m_pVBox->removeItem(pl);
+    delete pl;
+
+    // set "empty" message if no items left
+    if(m_pVBox->count() == 0) {
+        setEmptyMessage();
     }
 }