# Path: hashmal_lib/core/chainparams.py
# class ParamsPreset(object):
#     def __init__(self, **kwargs):
#     def raw_signature_hash(cls, script, txTo, inIdx, hashtype):
#     def signature_hash(cls, script, txTo, inIdx, hashtype):
# def add_preset(preset):
# def remove_preset(preset):
# def get_presets():
# def get_tx_fields():
# def set_tx_fields(fields):
# def set_tx_serializer(cls):
# def get_block_header_fields():
# def set_block_header_fields(fields):
# def get_block_fields():
# def set_block_fields(fields):
# def get_opcode_overrides():
# def set_opcode_overrides(ops):
# def set_opcodes(op_names, ops_by_name, disabled_ops):
# def get_script_engine_class():
# def set_script_engine_class(cls):
# def set_to_preset(name):
# def signature_hash(script, txTo, inIdx, hashtype):
#         HASH_ONE = b'\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'


from PyQt4.QtGui import *
from PyQt4.QtCore import *
from hashmal_lib.core import chainparams
from gui_utils import floated_buttons, Amount, monospace_font, Separator
import logging
        form.setRowWrapPolicy(QFormLayout.WrapLongRows)

        desc = ''.join(['ChainParams define some basic rules of the blockchain.',
                        ' Notably, these rules include the format of transactions.'])
        desc_label = QLabel(desc)
        desc_label.setWordWrap(True)

        self.params_combo = ChainparamsComboBox(self.gui)

        self.params_combo.paramsChanged.connect(self.change_chainparams)

        self.format_list = QListWidget()
        for name, _, _, _ in chainparams.get_tx_fields():
            self.format_list.addItem(name)

        form.addRow(desc_label)
        form.addRow('Params:', self.params_combo)
        form.addRow(Separator())
        form.addRow('Tx Format:', self.format_list)

        w = QWidget()
        w.setLayout(form)
        return w

    def change_editor_font(self, font):
        self.gui.script_editor.setFont(font)
        self.qt_settings.setValue('editor/font', font.toString())

    def change_chainparams(self):
        self.format_list.clear()

# Path: hashmal_lib/core/chainparams.py
# class ParamsPreset(object):
#     def __init__(self, **kwargs):
#     def raw_signature_hash(cls, script, txTo, inIdx, hashtype):
#     def signature_hash(cls, script, txTo, inIdx, hashtype):
# def add_preset(preset):
# def remove_preset(preset):
# def get_presets():
# def get_tx_fields():
# def set_tx_fields(fields):
# def set_tx_serializer(cls):
# def get_block_header_fields():
# def set_block_header_fields(fields):
# def get_block_fields():
# def set_block_fields(fields):
# def get_opcode_overrides():
# def set_opcode_overrides(ops):
# def set_opcodes(op_names, ops_by_name, disabled_ops):
# def get_script_engine_class():
# def set_script_engine_class(cls):
# def set_to_preset(name):
# def signature_hash(script, txTo, inIdx, hashtype):
#         HASH_ONE = b'\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'


# Path: hashmal_lib/settings_dialog.py
from PyQt4.QtGui import *
from PyQt4.QtCore import *
from hashmal_lib.core import chainparams
from gui_utils import floated_buttons, Amount, monospace_font, Separator
import logging

        form.setRowWrapPolicy(QFormLayout.WrapLongRows)

        desc = ''.join(['ChainParams define some basic rules of the blockchain.',
                        ' Notably, these rules include the format of transactions.'])
        desc_label = QLabel(desc)
        desc_label.setWordWrap(True)

        self.params_combo = ChainparamsComboBox(self.gui)

        self.params_combo.paramsChanged.connect(self.change_chainparams)

        self.format_list = QListWidget()
        for name, _, _, _ in chainparams.get_tx_fields():
            self.format_list.addItem(name)

        form.addRow(desc_label)
        form.addRow('Params:', self.params_combo)
        form.addRow(Separator())
        form.addRow('Tx Format:', self.format_list)

        w = QWidget()
        w.setLayout(form)
        return w

    def change_editor_font(self, font):
        self.gui.script_editor.setFont(font)
        self.qt_settings.setValue('editor/font', font.toString())

    def change_chainparams(self):
        self.format_list.clear()

        for name, _, _, _ in chainparams.get_tx_fields():