How to install Soft Keyboard
How to install Soft Keyboard
This installation tutorial uses "2016-05-27-raspbian-jessie" version for testing. If use wheezy or earlier image, then the step5 and step6 have different file paths, please refer to the virtual-keyboard official installation tutorial for specification.
Official reference address (English) http://ozzmaker.com/virtual-keyboard-for-the-raspberry-pi/
1. Install the necessary files
sudo apt-get update sudo apt-get install libfakekey-dev libpng-dev libxft-dev autoconf libtool
2. Install the matchbox-keyboard
git clone https://github.com/mwilliams03/matchbox-keyboard.git</big> <big>cd matchbox-keyboard</big> <big>./autogen.sh</big>
(Note: "./ autogen.sh" execution takes a few minutes, and would show as follows after running correctly; if it doesn’t show as follows, then need to check to see if there are error Popup Window prompt)
Continue:
sudo make sudo make install
3. Install the shared data library for matchbox-keyboard
sudo apt-get install libmatchbox1
4. Create a virtual keyboard startup script
<big>sudo nano /usr/bin/toggle-matchbox-keyboard.sh</big>
Paste the following, press Ctrl + X and Y, to save then exit
!/bin/bashThis script toggle the virtual keyboard PID=`pidof matchbox-keyboard` if [ ! -e $PID ]; then killall matchbox-keyboard else matchbox-keyboard -s 50 extended&fi
Add executable permission for the script above
<big>sudo chmod +x /usr/bin/toggle-matchbox-keyboard.sh</big>
5. Add script above to Start menu
sudo nano /usr/share/applications/toggle-matchbox-keyboard.desktop
Paste the following content, press Ctrl + X and Y, to save then exit
[Desktop Entry]
Name=Toggle Matchbox Keyboard
Comment=Toggle Matchbox Keyboard
Exec=toggle-matchbox-keyboard.sh
Type=Application
Icon=matchbox-keyboard.png
Categories=Panel;Utility;MB
X-MB-INPUT-MECHANSIM=True
6. Create an icon on the taskbar (Note that in this step, must be "pi" user privileges, if you use administrator privileges, will not find the file)
nano ~/.config/lxpanel/LXDE-pi/panels/panel
7. Find the resembles similar to the following command (default content may be different in different Raspberry Pi versions)
Plugin {
type=launchbar
Config {
Button { id=/usr/share/applications/lxde-x-www-browser.desktop } Button { id=/usr/share/raspi-ui-overrides/applications/pcmanfm.desktop } Button { id=/usr/share/raspi-ui-overrides/applications/lxterminal.desktop } Button { id=/usr/share/applications/wolfram-mathematica.desktop } Button { id=/usr/share/applications/wolfram-language.desktop } }
}
Add the following code to add an icon item
Button {
id=toggle-matchbox-keyboard.desktop
}
After modifying, would show as below:
8. After modifying, run the following command and re-start the system; you will see a virtual keyboard icon in taskbar on the screen normally.
sudo reboot
P.S. Log into via SSH to see how to change the size of the virtual keyboard
DISPLAY=:0.0 matchbox-keyboard -s 50 extended
DISPLAY=:0.0 matchbox-keyboard -s 100 extended