1 files changed, 109 insertions, 0 deletions
diff --git a/ui/qt/widgets/editor_file_dialog.cpp b/ui/qt/widgets/editor_file_dialog.cpp
new file mode 100644
index 0000000..e9b22a1
--- /dev/null
+++ b/ui/qt/widgets/editor_file_dialog.cpp
@@ -0,0 +1,109 @@
+/* editor_file_dialog.h
+ *
+ * File dialog that can be used as an "inline editor" in a table
+ *
+ * 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/editor_file_dialog.h>
+#include <ui/qt/widgets/wireshark_file_dialog.h>
+
+#include <QKeyEvent>
+#include <QStyle>
+
+#include "wsutil/utf8_entities.h"
+
+EditorFileDialog::EditorFileDialog(const QModelIndex& index, enum FileMode mode, QWidget* parent, const QString& caption, const QString& directory, const QString& filter)
+    : QLineEdit(parent)
+    , file_dialog_button_(new QPushButton(this))
+    , index_(index)
+    , mode_(mode)
+    , caption_(caption)
+    , directory_(directory)
+    , filter_(filter)
+    , options_(QFileDialog::Options())
+{
+    if (mode_ == Directory)
+        options_ = QFileDialog::ShowDirsOnly;
+
+    if (!directory.isEmpty())
+        setText(directory);
+
+    file_dialog_button_->setText(UTF8_HORIZONTAL_ELLIPSIS);
+    connect(file_dialog_button_, &QPushButton::clicked, this, &EditorFileDialog::applyFilename);
+}
+
+void EditorFileDialog::setOption(QFileDialog::Option option, bool on)
+{
+    if (on)
+    {
+        options_ |= option;
+    }
+    else
+    {
+        options_ &= (~option);
+    }
+}
+
+// QAbstractItemView installs QAbstractItemDelegate's event filter after
+// we've been created. We need to install our own event filter after that
+// happens so that we can steal tab keypresses.
+void EditorFileDialog::focusInEvent(QFocusEvent *event)
+{
+    installEventFilter(this);
+    QLineEdit::focusInEvent(event);
+}
+
+void EditorFileDialog::focusOutEvent(QFocusEvent *event)
+{
+    removeEventFilter(this);
+    QLineEdit::focusOutEvent(event);
+}
+
+bool EditorFileDialog::eventFilter(QObject *obj, QEvent *event)
+{
+    if (event->type() == QEvent::KeyPress) {
+        QKeyEvent* key = static_cast<QKeyEvent*>(event);
+        if ((key->key() == Qt::Key_Tab) && !file_dialog_button_->hasFocus()) {
+            file_dialog_button_->setFocus();
+            return true;
+        }
+    }
+    return QLineEdit::eventFilter(obj, event);
+}
+
+void EditorFileDialog::resizeEvent(QResizeEvent *)
+{
+    // Move the button to the end of the line edit and set its height.
+    QSize sz = file_dialog_button_->sizeHint();
+    int frame_width = style()->pixelMetric(QStyle::PM_DefaultFrameWidth);
+    file_dialog_button_->move(rect().right() - frame_width - sz.width(),
+                      contentsRect().top());
+    file_dialog_button_->setMinimumHeight(contentsRect().height());
+    file_dialog_button_->setMaximumHeight(contentsRect().height());
+
+}
+
+void EditorFileDialog::applyFilename()
+{
+    QString file;
+
+    if (mode_ == Directory)
+    {
+        file = WiresharkFileDialog::getExistingDirectory(this, caption_, directory_, options_);
+    }
+    else
+    {
+        file = WiresharkFileDialog::getOpenFileName(this, caption_, directory_, filter_, NULL, options_);
+    }
+
+    if (!file.isEmpty())
+    {
+        setText(file);
+        emit acceptEdit(index_);
+    }
+}