Added configuration for dock position (#78)

For those who prefer a different dock position.

README.md

@@ -43,6 +43,9 @@ are shown below):
 # The desktop environment to install (gnome / unity / xfce4)
 xdesktop_desktop: unity
 
+# The position of the dockbar (applies to gnome only)
+xdesktop_dock_position: LEFT
+
 # The format for the desktop clock (applies to xfce4 only)
 xdesktop_clock_format:
 

defaults/main.yml

@@ -2,6 +2,9 @@
 # The desktop environment to install (gnome / unity / xfce4)
 xdesktop_desktop: unity
 
+# The position of the dockbar (applies to gnome only)
+xdesktop_dock_position: LEFT
+
 # The format for the desktop clock (applies to xfce4 only)
 xdesktop_clock_format:
 

molecule/default/tests/test_gnome.py

@@ -24,7 +24,8 @@ def test_for_config_dirs(host, dir_path):
 @pytest.mark.parametrize('config_path', [
     '/usr/share/X11/xorg.conf.d/60-ansible-screensaver.conf',
     '/usr/share/glib-2.0/schemas/20_ansible_screensaver.gschema.override',
-    '/usr/share/glib-2.0/schemas/20_ansible_lockscreen.gschema.override'
+    '/usr/share/glib-2.0/schemas/20_ansible_lockscreen.gschema.override',
+    '/usr/share/glib-2.0/schemas/20_ansible_dock.gschema.override'
 ])
 def test_for_config(host, config_path):
     config_file = host.file(config_path)

molecule/gnome/tests/test_gnome.py

@@ -24,7 +24,8 @@ def test_for_config_dirs(host, dir_path):
 @pytest.mark.parametrize('config_path', [
     '/usr/share/X11/xorg.conf.d/60-ansible-screensaver.conf',
     '/usr/share/glib-2.0/schemas/20_ansible_screensaver.gschema.override',
-    '/usr/share/glib-2.0/schemas/20_ansible_lockscreen.gschema.override'
+    '/usr/share/glib-2.0/schemas/20_ansible_lockscreen.gschema.override',
+    '/usr/share/glib-2.0/schemas/20_ansible_dock.gschema.override'
 ])
 def test_for_config(host, config_path):
     config_file = host.file(config_path)

tasks/gnome-desktop-configure.yml

@@ -28,6 +28,21 @@
     mode: 'u=rw,go=r'
   register: lockscreen_config
 
+- name: assert dock position valid
+  assert:
+    that:
+      - "xdesktop_dock_position in ('LEFT', 'RIGHT', 'BOTTOM')"
+
+- name: write gnome dock config
+  become: yes
+  template:
+    src: dock.gschema.override.j2
+    dest: '{{ xdesktop_glib_schemas_directory }}/20_ansible_dock.gschema.override'
+    owner: root
+    group: root
+    mode: 'u=rw,go=r'
+  register: dock_config
+
 - name: apply glib schemas changes
   tags:
     # Suppress warning: [ANSIBLE0016] Tasks that run when changed should likely be handlers
@@ -36,4 +51,4 @@
     - skip_ansible_lint
   become: yes
   command: '/usr/bin/glib-compile-schemas {{ xdesktop_glib_schemas_directory }}'
-  when: screensaver_config.changed or lockscreen_config.changed
+  when: screensaver_config.changed or lockscreen_config.changed or dock_config.changed

templates/dock.gschema.override.j2

@@ -0,0 +1,4 @@
+{{ ansible_managed | comment }}
+
+[org.gnome.shell.extensions.dash-to-dock]
+dock-position='{{ xdesktop_dock_position }}'