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displaying and saving mappings into the table

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xkb
sezanzeb 4 years ago committed by sezanzeb
parent 0ccc47fed8
commit b3ddefb98a
5 changed files with 108 additions and 94 deletions
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127
bin/key-mapper-gtk
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@ -31,7 +31,8 @@ gi.require_version('GLib', '2.0')
from gi.repository import Gtk, Gdk
from keymapper.data import get_data_path
from keymapper.X import create_setxkbmap_config, apply_preset, create_preset
from keymapper.X import create_setxkbmap_config, apply_preset, \
create_preset, get_mappings
from keymapper.presets import get_presets, find_newest_preset, \
delete_preset, rename_preset
from keymapper.logger import logger, update_verbosity, log_info
@ -46,48 +47,72 @@ window = None
class SingleKeyMapping:
"""A single, configurable key mapping."""
def __init__(self, delete_callback):
def __init__(self, delete_callback, key_code=None, character=None):
"""Construct a row and add it to the list in the GUI."""
self.widget = None
self.delete_callback = delete_callback
self.put_together()
self.put_together(key_code, character)
def get_widgets(self):
def get_widget(self):
"""Return the widget that wraps all the widgets of the row."""
return self.widgets
return self.widget
def put_together(self):
def get_code(self):
return int(self.key_code.get_text())
def get_character(self):
return self.character.get_text()
def put_together(self, key_code, character):
"""Create all GTK widgets."""
delete_button = Gtk.EventBox()
delete_button.add(Gtk.Image.new_from_icon_name(
'window-close', Gtk.IconSize.BUTTON
))
delete_button.connect('button-press-event', self.on_delete_button_clicked)
delete_button.connect(
'button-press-event',
self.on_delete_button_clicked
)
delete_button.set_margin_start(5)
delete_button.set_margin_end(5)
key_code = Gtk.Entry()
key_code.set_alignment(0.5)
key_code.set_width_chars(4)
key_code.set_has_frame(False)
key_code_input = Gtk.Entry()
key_code_input.set_alignment(0.5)
key_code_input.set_width_chars(4)
key_code_input.set_has_frame(False)
key_code_input.set_input_purpose(Gtk.InputPurpose.NUMBER)
if key_code is not None:
key_code_input.set_text(key_code)
character_input = Gtk.Entry()
character_input.set_alignment(0.5)
character_input.set_width_chars(4)
character_input.set_has_frame(False)
if character is not None:
character_input.set_text(character)
row = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
row.set_homogeneous(True)
row.pack_start(key_code_input, expand=True, fill=True, padding=0)
row.pack_start(character_input, expand=True, fill=True, padding=0)
row.pack_start(delete_button, expand=True, fill=False, padding=0)
original_key = Gtk.Entry()
original_key.set_alignment(0.5)
original_key.set_width_chars(4)
original_key.set_has_frame(False)
row.show_all()
# in order to get this object when iterating over the listbox
row.logic = self
self.widgets = (key_code, original_key, delete_button)
self.widget = row
self.character_input = character_input
self.key_code = key_code_input
def on_delete_button_clicked(self, *args):
"""Destroy the row and remove it from the config."""
for widget in self.widgets:
widget.destroy()
self.delete_callback(self)
class Window:
"""User Interface."""
def __init__(self):
self.rows = 0
self.selected_device = None
self.selected_preset = None
self.mappings = []
@ -161,20 +186,25 @@ class Window:
def clear_mapping_table(self):
"""Remove all rows from the mappings table."""
key_list = self.get('key_list')
for i in range(self.rows):
key_list.remove_row(i + 1)
self.rows = 0
key_list.forall(key_list.remove)
def update_mappings(self):
"""Construct the mapping from the inputs without saving or applying."""
key_list = self.get('key_list')
mappings = []
for i in range(self.rows):
code = key_list.get_child_at(1, i + 1).get_text()
character = key_list.get_child_at(2, i + 1).get_text()
if code == '' or character == '':
continue
mappings.append((int(code), character))
def read_mapping(row):
box = row.get_children()[0]
columns = box.get_children()
# TODO test if columns[0] is a number
# and if one of them is empty
mappings.append((
int(columns[0].get_text()),
columns[1].get_text()
))
key_list.forall(read_mapping)
logger.debug('Constructed mappings: %s', mappings)
self.mappings = mappings
def on_save_preset_clicked(self, button):
@ -223,25 +253,33 @@ class Window:
def on_select_preset(self, dropdown):
"""Show the mappings of the preset."""
self.clear_mapping_table()
preset = dropdown.get_active_text()
logger.debug('Selecting preset "%s"', preset)
self.selected_preset = preset
self.mappings = []
mappings = get_mappings(
self.selected_device,
self.selected_preset
)
# TODO show all mapped keys from config
single_key_mapping = SingleKeyMapping(self.on_row_removed)
key_list = self.get('key_list')
row = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
row.set_homogeneous(True)
widgets = single_key_mapping.get_widgets()
row.pack_start(widgets[0], expand=True, fill=True, padding=0)
row.pack_start(widgets[1], expand=True, fill=True, padding=0)
row.pack_start(widgets[2], expand=True, fill=True, padding=0)
key_list.insert(row, -1)
key_list.show_all()
for mapping in mappings:
mapping = SingleKeyMapping(
self.on_row_removed,
mapping[0], mapping[1]
)
key_list.insert(mapping.get_widget(), -1)
self.clear_mapping_table()
self.mappings = mappings
self.add_empty()
def add_empty(self):
empty = SingleKeyMapping(self.on_row_removed)
key_list = self.get('key_list')
key_list.insert(empty.get_widget(), -1)
def on_row_removed(self, mapping):
"""Stuff to do when a row was removed
@ -250,17 +288,14 @@ class Window:
----------
mapping : SingleKeyMapping
"""
key_list = self.get('key_list')
# https://stackoverflow.com/a/30329591/4417769
key_list.remove(mapping.get_widget().get_parent())
# shrink the window down as much as possible, otherwise it
# will increase with each added mapping but won't go back when they
# are removed.
window = self.get('window')
window.resize(window.get_size()[0], 1)
# note, that the grid row still exist, it just shrank down to 0
# because there are no contents.
self.rows -= 1
if self.rows == 0:
# add back an empty row
self.on_add_key_clicked()
def update_config(self):
"""Write changes to disk"""

49
data/key-mapper.glade
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@ -2,59 +2,12 @@
<!-- Generated with glade 3.36.0 -->
<interface>
<requires lib="gtk+" version="3.22"/>
<object class="GtkEntry">
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="text" translatable="yes">asdf</property>
<property name="xalign">0.5</property>
</object>
<object class="GtkEntry">
<property name="visible">True</property>
<property name="can_focus">True</property>
</object>
<object class="GtkGrid" id="key_list2">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="border_width">2</property>
<child>
<object class="GtkLabel">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="margin_top">10</property>
<property name="margin_bottom">5</property>
<property name="hexpand">True</property>
<property name="label" translatable="yes">Key</property>
<property name="width_chars">10</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">0</property>
</packing>
</child>
<child>
<object class="GtkLabel">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="margin_top">10</property>
<property name="margin_bottom">5</property>
<property name="hexpand">True</property>
<property name="label" translatable="yes">Mapping</property>
<property name="width_chars">10</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">0</property>
</packing>
</child>
<style>
<class name="button"/>
</style>
</object>
<object class="GtkWindow" id="window">
<property name="width_request">450</property>
<property name="can_focus">False</property>
<property name="title" translatable="yes">Key Mapper</property>
<property name="resizable">False</property>
<property name="icon_name">mouse</property>
<signal name="delete-event" handler="on_close" swapped="no"/>
<child>
<object class="GtkBox">

9
data/style.css
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@ -2,4 +2,13 @@ list entry {
background-color: transparent;
}
.button_container {
padding: 5px;
background-color: @content_view_bg;
}
.button_container > * {
background-color: transparent;
}
/* @theme_bg_color, @theme_fg_color */

13
keymapper/X.py
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@ -256,3 +256,16 @@ def get_xinput_id_mapping():
names = [name for name in names if name != '']
ids = [int(id) for id in ids if id != '']
return zip(names, ids)
def get_mappings(device, preset):
"""Parse the X config to get a current mapping.
Returns tuples of (keycode, character)
"""
with open(get_home_path(device, preset), 'r') as f:
# from "key <12> { [ 1 ] };" extract 12 and 1,
# avoid lines that start with special characters (might be comments)
result = re.findall(r'\n\s+?key <(.+?)>.+?\[\s+(\w+)', f.read())
logger.debug('Found %d mappings in this preset', len(result))
return result

4
keymapper/paths.py
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@ -46,7 +46,9 @@ KEYCODES_PATH = '/usr/share/X11/xkb/keycodes/key-mapper'
def get_home_path(device, preset=None):
"""Get the path to the config file in /usr."""
device = device.strip()
if preset is not None:
preset = preset.strip()
return os.path.join(CONFIG_PATH, device, preset).replace(' ', '_')
else:
return os.path.join(CONFIG_PATH, device.replace(' ', '_'))
@ -57,7 +59,9 @@ def get_usr_path(device, preset=None):
If preset is omitted, returns the folder for the device.
"""
device = device.strip()
if preset is not None:
preset = preset.strip()
return os.path.join(SYMBOLS_PATH, device, preset).replace(' ', '_')
else:
return os.path.join(SYMBOLS_PATH, device.replace(' ', '_'))

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