def _user_option(parent, msg, title='options', options=['No', 'Yes'], use_cache=False):
'Prompts user with several options with ability to save decision'
print('[*guitools] _user_option:\n %r: %s' + title + ': ' + msg)
# Recall decision
print('[*guitools] asking user: %r %r' % (msg, title))
cache_id = helpers.hashstr(title + msg)
if use_cache:
reply = io.global_cache_read(cache_id, default=None)
if reply is not None:
return reply
# Create message box
msgBox = _newMsgBox(msg, title, parent)
_addOptions(msgBox, options)
if use_cache:
dontPrompt = _cacheReply(msgBox)
# Wait for output
optx = msgBox.exec_()
if optx == QtGui.QMessageBox.Cancel:
return None
try:
reply = options[optx]
except Exception as ex:
print('[*guitools] USER OPTION EXCEPTION !')
print('[*guitools] optx = %r' % optx)
print('[*guitools] options = %r' % options)
print('[*guitools] ex = %r' % ex)
raise
# Remember decision
if use_cache and dontPrompt.isChecked():
io.global_cache_write(cache_id, reply)
del msgBox
return reply
def select_directory(caption='Select Directory', directory=None):
print(caption)
if directory is None:
directory = io.global_cache_read('select_directory')
qdlg = PyQt4.Qt.QFileDialog()
qopt = PyQt4.Qt.QFileDialog.ShowDirsOnly
qdlg_kwargs = dict(caption=caption, options=qopt, directory=directory)
dpath = str(qdlg.getExistingDirectory(**qdlg_kwargs))
print('Selected Directory: %r' % dpath)
io.global_cache_write('select_directory', split(dpath)[0])
return dpath
def select_files(caption='Select Files:', directory=None, name_filter=None):
'Selects one or more files from disk using a qt dialog'
print(caption)
if directory is None:
directory = io.global_cache_read('select_directory')
qdlg = PyQt4.Qt.QFileDialog()
qfile_list = qdlg.getOpenFileNames(caption=caption, directory=directory, filter=name_filter)
file_list = map(str, qfile_list)
print('Selected %d files' % len(file_list))
io.global_cache_write('select_directory', directory)
return file_list
def show_open_db_dlg(parent=None):
# OLD
from _frontend import OpenDatabaseDialog
if not '-nc' in sys.argv and not '--nocache' in sys.argv:
db_dir = io.global_cache_read('db_dir')
if db_dir == '.':
db_dir = None
print('[*guitools] cached db_dir=%r' % db_dir)
if parent is None:
parent = PyQt4.QtGui.QDialog()
opendb_ui = OpenDatabaseDialog.Ui_Dialog()
opendb_ui.setupUi(parent)
#opendb_ui.new_db_but.clicked.connect(create_new_database)
#opendb_ui.open_db_but.clicked.connect(open_old_database)
parent.show()
return opendb_ui, parent
def get_work_directory(back, use_cache=True):
# TODO: This should go in api (or higher level main?)
cache_id = 'work_directory_cache_id'
if use_cache:
work_dir = io.global_cache_read(cache_id, default='.')
if work_dir is not '.' and exists(work_dir):
return work_dir
msg_dir = 'Work directory not currently set. Select a work directory'
work_dir = guitools.select_directory(msg_dir)
if not exists(work_dir):
msg_try = 'Directory %r does not exist.' % work_dir
opt_try = ['Try Again']
try_again = back.user_option(msg_try, 'get work dir failed',
opt_try, False)
if try_again == 'Try Again':
return back.get_work_dir(use_cache)
io.global_cache_write(cache_id, work_dir)
return work_dir
def get_work_directory(back, use_cache=True):
# TODO: This should go in api (or higher level main?)
cache_id = 'work_directory_cache_id'
if use_cache:
work_dir = io.global_cache_read(cache_id, default='.')
if work_dir is not '.' and exists(work_dir):
return work_dir
msg_dir = 'Work directory not currently set. Select a work directory'
work_dir = guitools.select_directory(msg_dir)
if not exists(work_dir):
msg_try = 'Directory %r does not exist.' % work_dir
opt_try = ['Try Again']
try_again = back.user_option(msg_try, 'get work dir failed',
opt_try, False)
if try_again == 'Try Again':
return back.get_work_dir(use_cache)
io.global_cache_write(cache_id, work_dir)
return work_dir
