[Gambas-bugtracker] Bug #1420: Can't close the first editor tab with middle button

[bugtracker at gambaswiki.org]

http://gambaswiki.org/bugtracker/edit?object=BUG.1420&from=L21haW4-

Fabien BODARD reported a new bug.

Summary
-------

Can't close the first editor tab with middle button

Type             : Bug
Priority         : Medium
Gambas version   : Unknown
Product          : Unknown


Description
-----------

When the option close tab with middle button is set then it is impossible to close the last tab. (the first one on the left).


System information
------------------

[System]
Gambas=3.11.90 4769d06 (master)
OperatingSystem=Linux
Kernel=4.15.0-32-generic
Architecture=x86_64
Distribution=Linux Mint 18.3 Sylvia
Desktop=KDE5
Theme=Breeze
Language=fr_FR.UTF-8
Memory=7862M

[Libraries]
Cairo=libcairo.so.2.11400.6
Curl=libcurl.so.4.4.0
DBus=libdbus-1.so.3.14.6
GStreamer=libgstreamer-0.10.so.0.30.0
GStreamer=libgstreamer-1.0.so.0.803.0
GTK+2=libgtk-x11-2.0.so.0.2400.30
GTK+3=libgtk-3.so.0.1800.9
OpenGL=libGL.so.1.2.0
Poppler=libpoppler.so.58.0.0
QT4=libQtCore.so.4.8.7
QT5=libQt5Core.so.5.6.1
SDL=libSDL-1.2.so.0.11.4
SQLite=libsqlite3.so.0.8.6

[Environment]
APPMENU_DISPLAY_BOTH=1
DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-UKtDoJH32K,guid=d18431ee52dccacd7932d0405b9f315c
DEFAULTS_PATH=/usr/share/gconf//usr/share/xsessions/plasma.default.path
DESKTOP_SESSION=/usr/share/xsessions/plasma
DISPLAY=:0
GB_GUI=gb.qt5
GS_LIB=<home>/.fonts
GTK_MODULES=gail:atk-bridge
HOME=<home>
KDE_FULL_SESSION=true
KDE_SESSION_UID=1000
KDE_SESSION_VERSION=5
LANG=fr_FR.UTF-8
LANGUAGE=
LOGNAME=<user>
MANDATORY_PATH=/usr/share/gconf//usr/share/xsessions/plasma.mandatory.path
PAM_KWALLET5_LOGIN=/tmp/kwallet5_<user>.socket
PAM_KWALLET_LOGIN=/tmp/kwallet_<user>.socket
PATH=<home>/bin:<home>/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games
PULSE_PROP_OVERRIDE_application.icon_name=plasma
PULSE_PROP_OVERRIDE_application.name=Plasma
PULSE_PROP_OVERRIDE_application.version=5.8.9
PWD=<home>
QMLSCENE_DEVICE=
QSG_RENDER_LOOP=
QT_ACCESSIBILITY=1
QT_AUTO_SCREEN_SCALE_FACTOR=0
QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1
SESSION_MANAGER=local/<hostname>:@/tmp/.ICE-unix/1623,unix/<hostname>:/tmp/.ICE-unix/1623
SHELL=/bin/bash
SHLVL=0
SSH_AGENT_PID=1456
SSH_AUTH_SOCK=/tmp/ssh-iIw3irKY7tPC/agent.1405
TZ=:/etc/localtime
USER=<user>
XAUTHORITY=<home>/.Xauthority
XCURSOR_THEME=breeze_cursors
XDG_CONFIG_DIRS=/etc/xdg/xdg-/usr/share/xsessions/plasma:/etc/xdg:/usr/share/mint-artwork-kde/kf5-settings:/usr/share/mint-artwork-kde/kde4-profile/default/config
XDG_CURRENT_DESKTOP=KDE
XDG_DATA_DIRS=<home>/.local/share/flatpak/exports/share:/var/lib/flatpak/exports/share/:/usr/share//usr/share/xsessions/plasma:<home>/.local/share/flatpak/exports/share:/var/lib/flatpak/exports/share:/usr/local/share:/usr/share
XDG_RUNTIME_DIR=/run/user/1000
XDG_SEAT=seat0
XDG_SEAT_PATH=/org/freedesktop/DisplayManager/Seat0
XDG_SESSION_CLASS=user
XDG_SESSION_COOKIE=28eb10fd1fbf4c859eb6983c8d87284f-1537159516.804963-1248742313
XDG_SESSION_DESKTOP=KDE
XDG_SESSION_ID=2
XDG_SESSION_PATH=/org/freedesktop/DisplayManager/Session1
XDG_SESSION_TYPE=x11
XDG_VTNR=7