Qt: Resize columns to contents in DecodeAs

If user first time run DecodeAs columns width are not enough,
so content are trimmed. Do resizing whenever add new item.

Change-Id: I378e2a5b2134479d961f3f00d398d8052f7e556d
Reviewed-on: https://code.wireshark.org/review/13392
Petri-Dish: Michal Labedzki <michal.labedzki@tieto.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michal Labedzki <michal.labedzki@tieto.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/ui/qt/decode_as_dialog.cpp b/ui/qt/decode_as_dialog.cpp
index 104ed0c8e5..0ba94aa556 100644
--- a/ui/qt/decode_as_dialog.cpp
+++ b/ui/qt/decode_as_dialog.cpp
@@ -361,6 +361,12 @@ void DecodeAsDialog::addRecord(bool copy_from_current)
     }
 
     activateLastItem();
+
+    if (ui->decodeAsTreeWidget->topLevelItemCount() > 0) {
+        for (int i = 0; i < ui->decodeAsTreeWidget->columnCount(); i++) {
+            ui->decodeAsTreeWidget->resizeColumnToContents(i);
+        }
+    }
 }
 
 void DecodeAsDialog::fillTypeColumn(QTreeWidgetItem *item)