def _invalidate_style_cache(self, change):
""" An observer which invalidates the style sheet cache.
"""
if change['type'] == 'update':
from enaml.styling import StyleCache
StyleCache._app_sheet_changed()
def _invalidate_style_cache(self, change):
""" An observer which invalidates the style sheet cache.
"""
if change['type'] == 'update':
from enaml.styling import StyleCache
StyleCache._app_sheet_changed()
def test_element_selector():
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton, Field
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
element = 'PushButton'
Setter:
field = 'background'
value = 'blue'
enamldef SubButton(PushButton):
pass
enamldef Main(Window):
alias button
alias subbutton
alias field
Sheet:
pass
Container:
PushButton: button:
pass
SubButton: subbutton:
pass
Field: field:
pass
""")
main = compile_source(source, 'Main')()
assert len(StyleCache.styles(main.button)) == 1
assert len(StyleCache.styles(main.subbutton)) == 1
assert len(StyleCache.styles(main.field)) == 0
def test_name_selector():
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
object_name = 'button'
Setter:
field = 'background'
value = 'blue'
enamldef Main(Window):
alias button
alias other
Sheet:
pass
Container:
PushButton: button:
name = 'button'
PushButton: other:
style_class = 'button'
""")
main = compile_source(source, 'Main')()
assert len(StyleCache.styles(main.button)) == 1
assert len(StyleCache.styles(main.other)) == 0
def test_name_selector():
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
object_name = 'button'
Setter:
field = 'background'
value = 'blue'
enamldef Main(Window):
alias button
alias other
Sheet:
pass
Container:
PushButton: button:
name = 'button'
PushButton: other:
style_class = 'button'
""")
main = compile_source(source, 'Main')()
assert len(StyleCache.styles(main.button)) == 1
assert len(StyleCache.styles(main.other)) == 0
def test_element_selector():
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton, Field
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
element = 'PushButton'
Setter:
field = 'background'
value = 'blue'
enamldef SubButton(PushButton):
pass
enamldef Main(Window):
alias button
alias subbutton
alias field
Sheet:
pass
Container:
PushButton: button:
pass
SubButton: subbutton:
pass
Field: field:
pass
""")
main = compile_source(source, 'Main')()
assert len(StyleCache.styles(main.button)) == 1
assert len(StyleCache.styles(main.subbutton)) == 1
assert len(StyleCache.styles(main.field)) == 0
def _translate_style_body(style):
translated = []
for setter in style.setters():
tks = StyleCache.toolkit_setter(setter, _translate_setter)
if tks is not None:
translated.append(tks)
return '\n'.join(translated)
def test_cache_1():
from enaml.application import Application
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
element = 'PushButton'
Setter:
field = 'background'
value = 'blue'
enamldef Main(Window):
alias button
Sheet:
pass
Container:
PushButton: button:
pass
""")
_clear_cache()
app = Application.instance()
if app is not None:
app.style_sheet = None
main = compile_source(source, 'Main')()
styles = StyleCache.styles(main.button)
assert len(styles) == 1
assert not _cache_items_empty()
assert not _cache_styles_empty()
main.destroy()
assert _cache_items_empty()
assert _cache_styles_empty()
def _translate_style_body(style):
translated = []
for setter in style.setters():
tks = StyleCache.toolkit_setter(setter, _translate_setter)
if tks is not None:
translated.append(tks)
return u'\n'.join(translated)
def test_cache_1():
from enaml.application import Application
from enaml.styling import StyleCache
source = dedent("""\
from enaml.widgets.api import Window, Container, PushButton
from enaml.styling import StyleSheet, Style, Setter
enamldef Sheet(StyleSheet):
Style:
element = 'PushButton'
Setter:
field = 'background'
value = 'blue'
enamldef Main(Window):
alias button
Sheet:
pass
Container:
PushButton: button:
pass
""")
_clear_cache()
app = Application.instance()
if app is not None:
app.style_sheet = None
main = compile_source(source, 'Main')()
styles = StyleCache.styles(main.button)
assert len(styles) == 1
assert not _cache_items_empty()
assert not _cache_styles_empty()
main.destroy()
assert _cache_items_empty()
assert _cache_styles_empty()
def _assert_setters(item, values):
from enaml.styling import StyleCache
styles = StyleCache.styles(item)
setters = [s.setters() for s in styles]
setters = sum(setters, [])
assert len(setters) == len(values)
for setter, (field, value) in zip(setters, values):
assert setter.field == field
assert setter.value == value
def _assert_setters(item, values):
from enaml.styling import StyleCache
styles = StyleCache.styles(item)
setters = [s.setters() for s in styles]
setters = sum(setters, [])
assert len(setters) == len(values)
for setter, (field, value) in zip(setters, values):
assert setter.field == field
assert setter.value == value
def refresh_style_sheet(self):
""" Refresh the widget style sheet with the current style data.
"""
parts = []
name = self.widget.objectName()
for style in StyleCache.styles(self.declaration):
t = translate_style(name, style)
if t:
parts.append(t)
if len(parts) > 0:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)
def refresh_style_sheet(self):
""" Refresh the widget style sheet with the current style data.
"""
parts = []
name = self.widget.objectName()
for style in StyleCache.styles(self.declaration):
t = translate_style(name, style)
if t:
parts.append(t)
if len(parts) > 0:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)
def refresh_style_sheet(self):
""" A reimplemented styling method.
The dock item uses custom stylesheet processing.
"""
parts = []
name = self.widget.objectName()
for style in StyleCache.styles(self.declaration):
t = translate_dock_item_style(name, style)
if t:
parts.append(t)
if len(parts) > 0:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)
def refresh_style_sheet(self):
""" Refresh the widget style sheet with the current style data.
"""
#print("{}.refresh_style_sheet() not implemented".format(self))
return
parts = []
name = self.widget.id
for style in StyleCache.styles(self.declaration):
t = translate_style(name, style)
if t:
parts.append(t)
if len(parts) > 0:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)
def refresh_style_sheet(self):
""" A reimplemented styling method.
The dock area uses custom stylesheet processing.
"""
# workaround win-7 sizing bug
parts = [u'QDockTabWidget::pane {}']
name = self.widget.objectName()
for style in StyleCache.styles(self.declaration):
t = translate_dock_area_style(name, style)
if t:
parts.append(t)
if len(parts) > 1:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)
def refresh_style_sheet(self):
""" A reimplemented styling method.
The dock area uses custom stylesheet processing.
"""
# workaround win-7 sizing bug
parts = [u'QDockTabWidget::pane {}']
name = self.widget.objectName()
for style in StyleCache.styles(self.declaration):
t = translate_dock_area_style(name, style)
if t:
parts.append(t)
if len(parts) > 1:
stylesheet = u'\n\n'.join(parts)
else:
stylesheet = u''
self.widget.setStyleSheet(stylesheet)