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ui.py
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ui.py
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# Filename: ui.py
# Creation Date: Thu 05 Nov 2015
# Last Modified: Wed 09 Dec 2015 10:54:34 AM MST
# Author: Brett Fedack
from uiframework import (
signals,
UI, Widget, DatasigTranslator, Form, Group,
Button, FlipSwitch, NavList, NumericField, SelectField, StatusLine, Tab,
Table, Text, TextBox, TextField, VertTab
)
# ASCII Text Generator: http://patorjk.com/software/taag/
title_string = '''\
____ _ _
/ ___| _ _ __ ___(_)_ __ __ _ __ _| |_
| | | | | | '__/ __| | '_ \ / _` | / _` | __|
| |__| |_| | | \__ \ | | | | (_| | | (_| | |_
\____\__,_|_| |___/_|_| |_|\__, | \__,_|\__|
| _ \ __ _| |_ __ _| |__ |___/___ ___ ___
| | | |/ _` | __/ _` | '_ \ / _` / __|/ _ \/ __|
| |_| | (_| | || (_| | |_) | (_| \__ \ __/\__ \\
|____/ \__,_|\__\__,_|_.__/ \__,_|___/\___||___/
By: Woo Choi, Eric Christensen, & Brett Fedack
Usage: Tab.........Next, Shift+Tab...Previous
Enter.......Descend, Esc.........Back\
'''
# Color Palette (RGB Values)
dark = (0.15, 0.15, 0.15)
medium = (0.4, 0.4, 0.4)
light = (0.7, 0.7, 0.7)
red = (1.0, 0.15, 0.15)
rust = (1.0, 0.25, 0.0)
amber = (1.0, 0.6, 0.25)
yellow = (1.0, 1.0, 0.4)
cyan = (0.25, 1.0, 0.5)
blue = (0.4, 0.6, 1.0)
violet = (0.67, 0.33, 1.0)
# UI Theme
theme = {
'default': {
'border': (light, dark),
'cursor': (light, dark),
'error': (red, dark),
'fill': (dark, dark),
'highlight': (light, dark),
'inactive': (light, dark),
'label': (light, dark),
'selection': (light, dark),
'status': (yellow, dark),
'success': (blue, dark),
'tab_active': (light, dark),
'tab_inactive': (light, dark),
'text': (light, dark),
'title': (blue, dark)
},
'focused': {
'border': (cyan, dark),
'cursor': (cyan, dark, 'REVERSE'),
'error': (red, dark),
'fill': (dark, dark),
'highlight': (cyan, dark, 'BOLD', 'REVERSE'),
'inactive': (light, dark),
'label': (cyan, dark),
'selection': (cyan, dark, 'BOLD'),
'status': (amber, dark),
'success': (blue, dark),
'tab_active': (cyan, dark),
'tab_inactive': (light, dark),
'text': (cyan, dark),
'title': (blue, dark)
},
'disabled': {
'border': (medium, dark),
'cursor': (medium, dark),
'error': (medium, dark),
'fill': (dark, dark),
'highlight': (medium, dark),
'inactive': (medium, dark),
'label': (medium, dark),
'selection': (medium, dark),
'status': (medium, dark),
'success': (medium, dark),
'tab_active': (medium, dark),
'tab_inactive': (medium, dark),
'text': (medium, dark),
'title': (medium , dark)
}
}
def build_ui(signal_router = None):
'''
Builds the user interface
Parameters:
signal_router (SignalRouter): Communication hub for the user interface
(Optional)
Returns:
UI: User interface object
'''
ui = UI(signal_router)
Widget.theme.load(theme)
root = ui.root
root.resize(80, 24)
root.add_signal_handler('UI_UPDATE_STATUS', root.flush)
root.add_signal_handler('UI_PROMPT_CONFIRM', root.flush)
root.add_signal_handler('UI_FEEDBACK', root.flush)
root.add_signal_handler('UI_DATABASE_LIST', root.flush)
root.add_signal_handler('UI_TABLE_LIST', root.flush)
root.add_signal_handler('UI_SET_DATABASE', root.flush)
root.add_signal_handler('UI_SET_TABLE', root.flush)
root.add_signal_handler('UI_TABLE_CONTENT', root.flush)
root.add_signal_handler('UI_TABLE_STRUCTURE', root.flush)
root.add_signal_handler('UI_RAW_QUERY', root.flush)
home = build_home_tab(root)
server = build_server_tab(root)
database = build_database_tab(root)
table = build_table_tab(root)
sql = build_sql_tab(root)
status = StatusLine('Status', root)
status.resize(80, 3)
status.move(0, 21)
return ui
def build_home_tab(parent):
'''
Builds "Home" tab subtree of widgets
Parameters:
parent (Widget): Parent widget of tab subtree
Returns:
Widget: Subtree of widgets
'''
home = Tab('Home', parent, ord('h'))
home.resize(height = 22)
title = Text('Title', home, style = 'title')
title.add_raw(title_string)
title.resize(48, 14)
title.align('CENTER')
title.offset(0, 3)
translator = DatasigTranslator(home)
translator.map_output('UI_PROMPT_CONFIRM')
form = Form(
translator,
prompt = 'Are you sure you want to exit?',
sigconfirm = signals.Signal('UI_EXIT')
)
translator = DatasigTranslator(form)
translator.map_output('UI_SUBMIT')
exit = Button('Exit', translator, ord('e'))
exit.align('CENTER')
exit.offset(0, 18)
return home
def build_server_tab(parent):
'''
Builds "Server" tab subtree of widgets
Parameters:
parent (Widget): Parent widget of tab subtree
Returns:
Widget: Subtree of widgets
'''
offset = [0, 3]
input_field_size = 30
button_offset = 25
server = Tab('Server', parent, ord('s'))
server.resize(height = 22)
translator = DatasigTranslator(server)
translator.map_output('DB_CONNECT')
form = Form(
translator,
hostname = None, port = None, username = None, password = None
)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'hostname')
hostname = TextField('Host Name', translator, ord('h'))
hostname.resize(width = input_field_size)
hostname.align('CENTER')
hostname.offset(*offset)
hostname.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', number = 'port')
port = NumericField('Port Number', translator, ord('n'))
port.resize(width = input_field_size)
port.align('CENTER')
port.move(y = 3)
port.offset(*offset)
port.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'username')
username = TextField('User Name', translator, ord('u'))
username.resize(width = input_field_size)
username.align('CENTER')
username.move (y = 6)
username.offset(*offset)
username.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'password')
password = TextField('Password', translator, ord('p'))
password.resize(width = input_field_size)
password.align('CENTER')
password.move (y = 9)
password.offset(*offset)
password.obscure()
password.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('UI_SUBMIT')
offset[0] = button_offset
connect = Button('Connect', translator, ord('c'))
connect.move(y = 13)
connect.offset(*offset)
translator = DatasigTranslator(server)
translator.map_output('DB_DISCONNECT')
offset[0] += 16
disconnect = Button('Disconnect', translator, ord('d'))
disconnect.move(y = 13)
disconnect.offset(*offset)
return server
def build_database_tab(parent):
'''
Builds "Database" tab subtree of widgets
Parameters:
parent (Widget): Parent widget of tab subtree
Returns:
Widget: Subtree of widgets
'''
database = Tab('Database', parent, ord('d'))
database.resize(height = 22)
database_group = database.content_region
translator = DatasigTranslator(database_group)
translator.map_input('UI_DATABASE_LIST', databases = 'options')
translator.map_output('DB_SET_DATABASE', option = 'database')
translator.map_request('DB_LIST_DATABASES')
database_list = SelectField('Database List', translator, ord('d'))
database_list.auto_expand()
database_list.resize(width = 30)
database_list.align('CENTER')
database_list.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
tab_group = database.content_region.scale(height = -3).offset(y = 3)
import_tab = VertTab('Import', tab_group, ord('i'))
export_tab = VertTab('Export', tab_group, ord('e'))
import_tab_group = import_tab.content_region
export_tab_group = export_tab.content_region
translator = DatasigTranslator(import_tab_group)
translator.map_output('DB_IMPORT_DATABASE')
form = Form(
translator,
pathname = '', filename = '', clean = False
)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'pathname')
import_path = TextField('Path', translator, ord('p'))
import_path.scale(width = -12).offset(x = 12)
import_path.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'filename')
import_file = TextField('Filename', translator, ord('f'))
import_file.scale(width = -12).offset(12, 3)
import_file.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', enabled = 'clean')
overwrite = FlipSwitch('Overwrite Existing', translator, ord('o'))
overwrite.offset(32, 6)
overwrite.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('UI_SUBMIT')
import_button = Button('Import', translator, ord('i'))
import_button.offset(12, 10)
translator = DatasigTranslator(export_tab_group)
translator.map_output('DB_EXPORT_DATABASE')
form = Form(
translator,
pathname = '', filename = '', plain = False, schema = False
)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'pathname')
export_path = TextField('Path', translator, ord('p'))
export_path.scale(width = -12).offset(x = 12)
export_path.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', text = 'filename')
export_file = TextField('Filename', translator, ord('f'))
export_file.scale(width = -12).offset(12, 3)
export_file.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', enabled = 'plain')
plaintext = FlipSwitch('Plain Text', translator, ord('t'))
plaintext.offset(24, 6)
plaintext.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('DATASIG_OUT', enabled = 'schema')
schema_only = FlipSwitch('Schema Only', translator, ord('s'))
schema_only.offset(50, 6)
schema_only.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
translator = DatasigTranslator(form)
translator.map_output('UI_SUBMIT')
export_button = Button('Export', translator, ord('e'))
export_button.offset(12, 10)
return database
def build_table_tab(parent):
'''
Builds "Table" tab subtree of widgets
Parameters:
parent (Widget): Parent widget of tab subtree
Returns:
Widget: Subtree of widgets
'''
table = Tab('Table', parent, ord('t'))
table.resize(height = 22)
table_group = table.content_region
translator = DatasigTranslator(table_group)
translator.map_input('UI_TABLE_LIST', tables = 'options')
translator.map_output('DB_SET_TABLE', option = 'table')
translator.map_request('DB_LIST_TABLES')
table_list = SelectField('Table List', translator, ord('t'))
table_list.auto_expand()
table_list.limit_options(5)
table_list.resize(width = 30)
table_list.align('CENTER')
table_list.linked_label.embellish(suffix = ': ').to_center(cross = True).shift(-1)
tab_group = table.content_region.scale(height = -3).offset(y = 3)
content_tab = VertTab('Content', tab_group, ord('c'))
structure_tab = VertTab('Structure', tab_group, ord('s'))
content_tab_group = content_tab.content_region
content_tab_group.outset(1).scale(width = -2).offset(x = 2)
structure_tab_group = structure_tab.content_region
structure_tab_group.outset(1).scale(width = -2).offset(x = 2)
translator = DatasigTranslator(content_tab_group)
translator.map_input('UI_TABLE_CONTENT', table_content = 'table')
translator.map_request('DB_TABLE_CONTENT')
table_content = Table('Inspect Table', translator, ord('i'))
table_content.linked_label.hide()
table_content.add_signal_handler('UI_SET_TABLE', table_content.request)
translator = DatasigTranslator(structure_tab_group)
translator.map_input('UI_TABLE_STRUCTURE', table_structure = 'table')
translator.map_request('DB_TABLE_STRUCTURE')
table_structure = Table('Inspect Table', translator, ord('i'))
table_structure.linked_label.hide()
table_structure.add_signal_handler('UI_SET_TABLE', table_structure.request)
return table
def build_sql_tab(parent):
'''
Builds "SQL" tab subtree of widgets
Parameters:
parent (Widget): Parent widget of tab subtree
Returns:
Widget: Subtree of widgets
'''
sql = Tab('SQL', parent, ord('q'))
sql.resize(height = 22)
input_group = sql.content_region
input_group.scale(width = -38)
translator = DatasigTranslator(input_group)
translator.map_output('DB_RAW_QUERY', text = 'raw')
form = Form(translator, text = '')
text_in = TextBox('Input', form, ord('i'))
text_in.scale(height = -2)
text_in.linked_label.embellish(' ', ' ').offset(x = 2)
translator = DatasigTranslator(form)
translator.map_output('UI_SUBMIT')
submit = Button('Submit', translator, ord('s'))
submit.move(y = 16)
translator = DatasigTranslator(form)
translator.map_output('UI_CLEAR_FORM')
reset = Button('Reset', translator, ord('r'))
reset.move(x = 12, y = 16)
output_group = sql.content_region
output_group.scale(width = -38).offset(x = 38)
form = Form(output_group)
translator = DatasigTranslator(form)
translator.map_input('UI_RAW_QUERY', result = 'text')
translator.map_focus('UI_RAW_QUERY')
text_out = TextBox('Output', translator, ord('o'))
text_out.read_only()
text_out.scale(height = -2)
text_out.linked_label.embellish(' ', ' ').offset(x = 2)
translator = DatasigTranslator(form)
translator.map_output('UI_CLEAR_FORM')
clear = Button('Clear', translator, ord('c'))
clear.move(y = 16)
return sql