Qt: Move all utility widgets to widgets subdirectory

Move all utility widgets to the widgets subdirectory and
add separate source_group for their files

Correct some alphabetization in ui/qt/CMakeLists.txt noticed
during compare.

Change-Id: I2d664edc2b32f126438fb673ea53a5ae94cd43d1
Reviewed-on: https://code.wireshark.org/review/22531
Petri-Dish: Michael Mann <mmann78@netscape.net>
Reviewed-by: Roland Knall <rknall@gmail.com>
Reviewed-by: Michael Mann <mmann78@netscape.net>

1 files changed, 78 insertions, 0 deletions

diff --git a/ui/qt/widgets/elided_label.cpp b/ui/qt/widgets/elided_label.cpp
new file mode 100644
index 0000000000..eb33cbccac
--- /dev/null
+++ b/ui/qt/widgets/elided_label.cpp
@@ -0,0 +1,78 @@
+/* elided_label.cpp
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "elided_label.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();
+}
+
+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.append(QString("<a href=\"%1\">%2</a>")
+                .arg(url_)
+                .arg(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;
+    updateText();
+}