[Gambas-bugtracker] Bug #1666: Rev 3.14 cuts multiline-Buttons in messages down to one line only

[bugtracker at gambaswiki.org]

http://gambaswiki.org/bugtracker/edit?object=BUG.1666&from=L21haW4-

FN LN reported a new bug.

Summary
-------

Rev 3.14 cuts multiline-Buttons in messages down to one line only

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


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

Untill Version 3.13 I could show Messages with "Multiline-Buttons".
Since update to 3.14, all those Buttons are cut to one
line only. See attached 
- Screenshot: AllInOneScreenshot.png.
- ExampleProject: G314UpdMultilineBtnsFailAkt.tar.gz

Same with 16.04LTS and 18.04LTS

Thanks for debugging. (... and Gambas !)

ub2


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

[System]
Gambas=3.14
OperatingSystem=Linux
Kernel=4.4.0-165-generic
Architecture=x86_64
Distribution=Ubuntu 16.04.6 LTS
Desktop=XFCE
Theme=Gtk
Language=de_DE.UTF-8
Memory=15911M

[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.5.5.1
SDL=libSDL-1.2.so.0.11.4
SQLite=libsqlite3.so.0.8.6

[Environment]
CLUTTER_BACKEND=x11
CLUTTER_IM_MODULE=
DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-DceFGFIzyz
DEFAULTS_PATH=/usr/share/gconf/xubuntu.default.path
DESKTOP_SESSION=xubuntu
DISPLAY=:0.0
GB_GUI=gb.qt4
GDMSESSION=xubuntu
GDM_LANG=de_DE
GLADE_CATALOG_PATH=:
GLADE_MODULE_PATH=:
GLADE_PIXMAP_PATH=:
GNOME_KEYRING_CONTROL=
GNOME_KEYRING_PID=
GTK_IM_MODULE=
GTK_OVERLAY_SCROLLING=0
HOME=<home>
IM_CONFIG_PHASE=1
INSTANCE=
JOB=dbus
LANG=de_DE.UTF-8
LANGUAGE=de_DE.UTF-8
LC_ADDRESS=de_CH.UTF-8
LC_IDENTIFICATION=de_CH.UTF-8
LC_MEASUREMENT=de_CH.UTF-8
LC_MONETARY=de_CH.UTF-8
LC_NAME=de_CH.UTF-8
LC_NUMERIC=de_CH.UTF-8
LC_PAPER=de_CH.UTF-8
LC_TELEPHONE=de_CH.UTF-8
LC_TIME=de_CH.UTF-8
LOGNAME=<user>
MANDATORY_PATH=/usr/share/gconf/xubuntu.mandatory.path
PATH=<home>/bin:<home>/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
PWD=<home>
QT4_IM_MODULE=
QT_ACCESSIBILITY=1
QT_IM_MODULE=
QT_LINUX_ACCESSIBILITY_ALWAYS_ON=1
QT_STYLE_OVERRIDE=gtk
SESSION=xubuntu
SESSIONTYPE=
SESSION_MANAGER=local/<hostname>:@/tmp/.ICE-unix/1905,unix/<hostname>:/tmp/.ICE-unix/1905
SHELL=/bin/bash
SHLVL=0
SSH_AGENT_PID=1913
SSH_AUTH_SOCK=/tmp/ssh-xSYNdFbNtxio/agent.1912
TZ=:/etc/localtime
UPSTART_EVENTS=started xsession
UPSTART_INSTANCE=
UPSTART_JOB=startxfce4
UPSTART_SESSION=unix:abstract=/com/ubuntu/upstart-session/1001/1711
USER=<user>
XAUTHORITY=<home>/.Xauthority
XDG_CONFIG_DIRS=/etc/xdg/xdg-xubuntu:/usr/share/upstart/xdg:/etc/xdg:/etc/xdg
XDG_CURRENT_DESKTOP=XFCE
XDG_DATA_DIRS=/usr/share/xubuntu:/usr/share/xfce4:/usr/local/share:/usr/share:/var/lib/snapd/desktop:/var/lib/snapd/desktop:/usr/share
XDG_GREETER_DATA_DIR=/var/lib/lightdm-data/<user>
XDG_MENU_PREFIX=xfce-
XDG_RUNTIME_DIR=/run/user/1001
XDG_SEAT=seat0
XDG_SEAT_PATH=/org/freedesktop/DisplayManager/Seat0
XDG_SESSION_DESKTOP=xubuntu
XDG_SESSION_ID=c2
XDG_SESSION_PATH=/org/freedesktop/DisplayManager/Session0
XDG_SESSION_TYPE=x11
XDG_VTNR=7
XMODIFIERS=