/
palette_editor.py
601 lines (437 loc) · 17.2 KB
/
palette_editor.py
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"""
GUI for palette editing, saving and applying.
"""
import os
import json
from maya.OpenMayaUI import MQtUtil
from PySide2 import QtWidgets, QtCore, QtGui
import shiboken2 as shiboken
from custom_script_editor import syntax_highlight
from custom_script_editor import palette
from custom_script_editor import constants as kk
STYLE_PATTERN = """
QTextEdit#%(object_name)s {
color: rgb%(color)s;
background : rgb%(background)s;
}
"""
PALETTES_ROOT = os.path.join(os.path.dirname(__file__), 'palettes')
WINDOW_OBJECT_NAME = 'CSE_paletteEditor'
class PaletteEditor(QtWidgets.QMainWindow):
"""
Main "Edit palettes" GUi.
"""
rule_types = ('log', 'mel', 'python')
def __init__(self, parent=None):
super(PaletteEditor, self).__init__(parent=parent)
self.highlighter = None
self.sample_text = None
self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
self.setWindowTitle('Edit palettes')
self.setObjectName(WINDOW_OBJECT_NAME)
central_widget = QtWidgets.QWidget(self)
central_lay = QtWidgets.QVBoxLayout(central_widget)
self.setCentralWidget(central_widget)
rule_widget = QtWidgets.QWidget(self)
self.lay = QtWidgets.QGridLayout(rule_widget)
central_lay.addWidget(rule_widget)
buttons_widget = QtWidgets.QWidget(self)
buttons_lay = QtWidgets.QHBoxLayout(buttons_widget)
central_lay.addWidget(buttons_widget)
apply_button = QtWidgets.QPushButton('Apply', self)
save_button = QtWidgets.QPushButton('Save as...', self)
set_default_button = QtWidgets.QPushButton('Set as default', self)
for button in (apply_button, save_button, set_default_button):
buttons_lay.addWidget(button)
# prevent keys propagation to Maya Window
self.keyPressEvent = lambda *args: None
self.keyReleaseEvent = lambda *args: None
for widget in (
central_widget,
central_lay,
rule_widget,
buttons_widget,
buttons_lay
):
widget.setContentsMargins(0, 0, 0, 0)
self.setContentsMargins(4, 4, 4, 4)
self.lay.setContentsMargins(4, 4, 4, 4)
self.setStyleSheet(
"""
QMainWindow {
background : rgb(43, 43, 43);
color: rgb(180, 180, 190);
}""")
self.set_toolbar()
self.display_palette('default')
save_button.clicked.connect(self.save_preset)
apply_button.clicked.connect(self.apply_preset)
set_default_button.clicked.connect(self.set_as_default)
def set_toolbar(self):
# create bar and menus
toolbar = QtWidgets.QToolBar(self, floatable=False, movable=False)
self.rules_box = QtWidgets.QComboBox(self)
for rule in self.rule_types:
self.rules_box.addItem(rule)
toolbar.addWidget(self.rules_box)
menu_button = QtWidgets.QToolButton(self)
menu_button.setText('Presets')
menu_button.setPopupMode(menu_button.InstantPopup)
menu = QtWidgets.QMenu(menu_button, self)
menu_button.setMenu(menu)
load_preset = menu.addAction('Load...')
delete_preset = menu.addAction('Delete')
toolbar.addWidget(menu_button)
toolbar.setAttribute(QtCore.Qt.WA_DeleteOnClose)
self.addToolBar(QtCore.Qt.TopToolBarArea, toolbar)
self.rules_box.currentTextChanged.connect(lambda x: self.display_palette('default'))
load_preset.triggered.connect(self.load_preset)
delete_preset.triggered.connect(self.delete_preset)
toolbar.setStyleSheet("""
QToolBar, QMenuBar {
background-color : rgb(70, 70, 70);
border : 1px solid rgb(58, 58, 58);
}
QToolBar QToolButton {
width : 50;
}
QLabel {
padding-left: 3px;
}"""
)
def load_preset(self):
"""
Load preset and apply it on text sample.
"""
rule_type = self.rules_box.currentText()
dialog = PresetsDialog(
os.path.join(PALETTES_ROOT, rule_type),
title='Load preset file',
parent=self
)
accepted = dialog.exec_()
if accepted:
path = dialog.get_selected_path()
with open(path, 'r') as opened_file:
content = json.load(opened_file)
theme = path.split('/')[-1]
theme = ('.').join(theme.split('.')[:-1])
self.display_palette(None, force_palette=(theme, content))
def set_as_default(self):
print (kk.WARNING_MESSAGE.format('not implemented yet.'))
def apply_preset(self):
print (kk.WARNING_MESSAGE.format('not implemented yet.'))
def save_preset(self):
txt_type = self.rules_box.currentText()
dialog = PresetsDialog(
os.path.join(PALETTES_ROOT, txt_type),
title='Save As...',
parent=self,
create=True
)
accepted = dialog.exec_()
if accepted:
template_dict = palette.get_palette('{}/template'.format(txt_type))
attributes = template_dict['attributes']
save_dict = {}
for attr in attributes:
save_dict[attr] = self.buttons[attr].rgb
path = dialog.get_selected_path()
print (kk.WARNING_MESSAGE.format('save action is not implemented yet.'))
def delete_preset(self):
print (kk.WARNING_MESSAGE.format('not implemented yet.'))
def clear_layout(self):
count = self.lay.count()
for i in range(count):
self.lay.itemAt(i).widget().deleteLater()
def display_palette(self, theme, force_palette=None):
"""
Args:
theme (str)
force_palette (dict, optional)
Show all parameters and colors into layout.
Run add_text_sample() at the end to add also the QTextEdit with text sample.
"""
# remove all current layout's widgets
self.clear_layout()
txt_type = self.rules_box.currentText()
# get theme palette and template dict
if force_palette:
theme, theme_palette = force_palette
else:
theme_palette = palette.get_palette('{}/{}'.format(txt_type, theme))
template_dict = palette.get_palette('{}/template'.format(txt_type))
attr_dict = template_dict['attributes']
attributes = sorted(attr_dict.keys(), key=lambda x: attr_dict[x][0])
self.buttons = {}
i = 0
# add every parameter with its QColorButton set
for attr in attributes or ():
label, tooltip = attr_dict[attr]
label_widget = QtWidgets.QLabel(label, self, toolTip=tooltip)
color_button = ColorButton(
tuple(theme_palette[attr]),
attr,
label,
self
)
self.lay.addWidget(label_widget, i, 0)
self.lay.addWidget(color_button, i, 1)
self.buttons[attr] = color_button
self.lay.setRowStretch(i, 0)
color_button.color_changed.connect(self.on_color_changed)
i += 1
self.lay.setRowStretch(i, 10)
# add QTextEdit
self.add_text_sample(i, txt_type, theme)
def add_text_sample(self, row, txt_type, theme):
"""
Args:
row (int)
txt_type (str)
theme (str)
Create and add sample text field (QTextEdit).
"""
self.sample_text = QtWidgets.QTextEdit(self, readOnly=True)
self.sample_text.setObjectName(WINDOW_OBJECT_NAME +'_sampleTextEdit')
#self.sample_text.setTextInteractionFlags(QtCore.Qt.NoTextInteraction)
self.sample_text.viewport().setCursor(QtCore.Qt.ArrowCursor)
# apply highlight
if txt_type == 'mel':
self.highlighter = syntax_highlight.MelHighlighter(self.sample_text)
elif txt_type == 'python':
self.highlighter = syntax_highlight.PythonHighlighter(self.sample_text)
elif txt_type == 'log':
self.highlighter = syntax_highlight.LogHighlighter(self.sample_text)
# set theme
self.highlighter.set_theme(theme)
# set font
font = QtGui.QFont("DejaVu Sans Mono", 8)
self.sample_text.setFont(font)
self.lay.addWidget(self.sample_text, 0, 2, row+1, 1)
# add sample.txt content into the QTextEdit
sample_file = os.path.join(PALETTES_ROOT, '{}/sample.txt'.format(txt_type))
text = ''
with open(sample_file, 'r') as opened_file:
try:
text = opened_file.read()
except:
pass
self.sample_text.setText(text)
def on_color_changed(self):
"""
Args:
rgb (tuple[float])
Update palette with new color.
"""
attr = self.sender().attr
rgb = self.sender().rgb
self.highlighter.palette.set_color(attr, rgb)
self.highlighter.update_rule()
class ColorButton(QtWidgets.QPushButton):
"""
Custom QPushButton for color picking.
"""
counter = 0
color_changed = QtCore.Signal()
def __init__(self, rgb, attr, label, *args, **kwargs):
super(ColorButton, self).__init__(*args, **kwargs)
self.rgb = None
self.attr = attr
self.label = label
self.setMaximumSize(16, 16)
self.setObjectName('ColorButton' +str(self.counter))
self.clicked.connect(self.open_color_picker)
ColorButton.counter += 1
if rgb:
self.set_rgb(rgb)
def open_color_picker(self):
"""
Open a QColorDialog and edit ColorButton's color if user picjed a new color.
(emits color_changed signal in set_rgb() so the QTextEdit palette will be
updated)
"""
dialog = QtWidgets.QColorDialog(self)
dialog.setOption(dialog.DontUseNativeDialog)
dialog.setWindowTitle('Select {} color'.format(self.label))
# set ColorButton's color as dialog's current one
qcolor = QtGui.QColor(*self.rgb)
dialog.setCurrentColor(qcolor)
# add ColorButton's color to dialog's custom colors if not already in
if not any(dialog.customColor(i) == qcolor for i in range(dialog.customCount())):
for i in reversed(range(dialog.customCount())):
dialog.setCustomColor(i+1, dialog.customColor(i))
dialog.setCustomColor(0, qcolor)
# run dialog
if dialog.exec_():
new_rgb = dialog.currentColor()
new_rgb = [new_rgb.red(), new_rgb.green(), new_rgb.blue()]
self.set_rgb(new_rgb)
def set_rgb(self, rgb):
"""
Args:
rgb (list[float])
Set QColorButton's color and emit color_changed signal.
"""
if rgb != self.rgb:
self.rgb = rgb
self.color_changed.emit()
if self.rgb:
self.setStyleSheet(
'QPushButton#%s {background-color: rgb(%s, %s, %s)}' % (
self.objectName(), rgb[0], rgb[1], rgb[2]
)
)
else:
self.setStyleSheet('')
class PresetsDialog(QtWidgets.QDialog):
"""
"""
def __init__(self, root_dir, title=None, parent=None, create=False):
super(PresetsDialog, self).__init__(parent)
self.setWindowTitle(title)
layout = QtWidgets.QVBoxLayout(self)
self.name_field = None
self.label = QtWidgets.QLabel(self)
self.list_view = QtWidgets.QListView(self)
self.list_view.setAlternatingRowColors(True)
self.file_model = QtWidgets.QFileSystemModel(self.list_view)
self.file_model.setFilter(QtCore.QDir.Files | QtCore.QDir.Dirs | QtCore.QDir.NoDot)
self.proxy_model = ProxyModel(self.list_view, root_dir)
self.list_view.setModel(self.proxy_model)
self.proxy_model.setSourceModel(self.file_model)
layout.addWidget(self.label)
layout.addWidget(self.list_view)
buttons_widget = QtWidgets.QWidget(self)
buttons_lay = QtWidgets.QHBoxLayout(buttons_widget)
self.open_button = QtWidgets.QPushButton('Open', self, enabled=False)
cancel_button = QtWidgets.QPushButton('Cancel', self)
buttons_lay.addWidget(self.open_button)
buttons_lay.addWidget(cancel_button)
layout.addWidget(self.list_view)
if create:
self.name_field = QtWidgets.QLineEdit(self)
layout.addWidget(self.name_field)
layout.addWidget(buttons_widget)
self.list_view.doubleClicked.connect(self.handle_double_click)
self.list_view.clicked.connect(self.handle_click)
self.list_view.mouseReleaseEvent = self.on_mouse_release
self.open_button.clicked.connect(self.accept)
cancel_button.clicked.connect(self.reject)
for widget in (self, buttons_widget, buttons_lay):
widget.setContentsMargins(0, 0, 0, 0)
self.set_root(root_dir)
self.update_path_label()
def update_path_label(self):
index = self.list_view.rootIndex()
path = self.file_model.filePath(self.proxy_model.mapToSource(index))
self.label.setText(path)
def on_mouse_release(self, event):
pos = event.pos()
proxy_index = self.list_view.indexAt(pos)
model_index = self.proxy_model.mapToSource(proxy_index)
path = self.file_model.filePath(model_index)
if not path:
self.open_button.setEnabled(False)
self.list_view.clearSelection()
QtWidgets.QListView.mouseReleaseEvent(self.list_view, event)
def handle_click(self, proxy_index):
model_index = self.proxy_model.mapToSource(proxy_index)
path = self.file_model.filePath(model_index)
if not path or not os.path.isfile(path):
self.open_button.setEnabled(False)
else:
self.open_button.setEnabled(True)
def handle_double_click(self, proxy_index):
model_index = self.proxy_model.mapToSource(proxy_index)
path = self.file_model.filePath(model_index)
if not path:
return
if os.path.isfile(path):
self.accept()
elif os.path.isdir(path):
self.set_root(path)
def get_path(self):
pass
def proxy_index(self, path):
"""
Args:
path (str) : absolute path
Returns:
(QtCore.QModelIndex) : index from ProxyModel
Get ProxyModel's index for <path>.
"""
index = self.file_model.setRootPath(path)
return self.proxy_model.mapFromSource(index)
def set_root(self, path):
"""
Args:
path (str) : absolute path
Returns:
None
Set view's root <path>.
"""
index = self.file_model.setRootPath(path)
self.list_view.setRootIndex(self.proxy_index(path))
def get_selected_path(self):
"""
Returns:
(str) : absolute path
Get current view's path. If no item is selected get view's root path.
"""
index = self.list_view.currentIndex()
if not self.list_view.selectionModel().isSelected(index):
return self.file_model.rootPath()
return self.file_model.filePath(self.proxy_model.mapToSource(index))
class ProxyModel(QtCore.QSortFilterProxyModel):
def __init__(self, view, root_dir, *args, **kwargs):
super(ProxyModel, self).__init__(view, *args, **kwargs)
self.root_dir = root_dir
def filterAcceptsRow(self, row, parent_index):
"""
Args:
row (int)
parent_index (QtCore.QModelIndex) : from FileModel !!
Returns:
(bool)
Qt re-implementation. Exclude template.json fies from dialog.
"""
source_model = self.sourceModel()
model_index = parent_index.child(row, 0)
file_path = source_model.filePath(model_index).replace('\\', '/')
if file_path.split('/')[-1] == '..':
if file_path == os.path.join(self.root_dir, '..').replace('\\', '/'):
return False
if os.path.isfile(file_path) and not file_path.endswith('.json'):
return False
if file_path.split('/')[-1] == 'template.json':
# prevent from adding this row
return False
return True
def closeExisting(maya_ui_qt):
"""
Args:
maya_ui_qt (QtWidgets.QMainWindow) : wrapped instance of Maya's main window
Close existing MainWindow instance in Maya.
"""
for widget in maya_ui_qt.children():
if widget.objectName() == WINDOW_OBJECT_NAME:
widget.setParent(None)
widget.close()
widget.deleteLater()
del widget
break
def run(pos=None):
maya_ui = MQtUtil.mainWindow()
maya_ui_qt = shiboken.wrapInstance(long(maya_ui), QtWidgets.QMainWindow)
closeExisting(maya_ui_qt)
window = PaletteEditor(maya_ui_qt)
window.show()
# center window on mouse position
if pos:
window_size = window.size()
centered_pos = (
pos.x() -window_size.width()/2,
pos.y() -window_size.height()/2,
)
window.move(*centered_pos)