Adding upstream version 4.2.2.upstream/4.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 79 insertions, 0 deletions

diff --git a/ui/qt/widgets/elided_label.cpp b/ui/qt/widgets/elided_label.cpp
new file mode 100644
index 00000000..99004623
--- /dev/null
+++ b/ui/qt/widgets/elided_label.cpp
@@ -0,0 +1,79 @@
+/* elided_label.cpp
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <ui/qt/widgets/elided_label.h>
+
+#include <ui/qt/utils/color_utils.h>
+
+#include <QFontMetrics>
+#include <QResizeEvent>
+
+ElidedLabel::ElidedLabel(QWidget *parent) :
+    QLabel(parent),
+    small_text_(false)
+{
+    QFontMetrics fm(font());
+    setMinimumWidth(fm.height() * 5); // em-widths
+}
+
+void ElidedLabel::setUrl(const QString &url)
+{
+    url_ = url;
+    updateText();
+}
+
+bool ElidedLabel::event(QEvent *event)
+{
+    switch (event->type()) {
+    case QEvent::ApplicationPaletteChange:
+        updateText();
+        break;
+    default:
+        break;
+
+    }
+    return QLabel::event(event);
+}
+
+void ElidedLabel::resizeEvent(QResizeEvent *)
+{
+    updateText();
+}
+
+void ElidedLabel::updateText()
+{
+    // XXX We should probably move text drawing to PaintEvent to match
+    // LabelStack.
+    int fudged_width = small_text_ ? width() * 1.2 : width();
+    QString elided_text = fontMetrics().elidedText(full_text_, Qt::ElideMiddle, fudged_width);
+    QString label_text = small_text_ ? "<small><i>" : "<i>";
+
+    if (url_.length() > 0) {
+        label_text.prepend(ColorUtils::themeLinkStyle());
+        label_text.append(QString("<a href=\"%1\">%2</a>").arg(url_, elided_text));
+    } else {
+        label_text += elided_text;
+    }
+    label_text += small_text_ ? "</i></small> " : "</i> ";
+    QLabel::setText(label_text);
+}
+
+void ElidedLabel::clear()
+{
+    full_text_.clear();
+    url_.clear();
+    setToolTip("");
+    updateText();
+}
+
+void ElidedLabel::setText(const QString &text)
+{
+    full_text_ = text.toHtmlEscaped();
+    updateText();
+}