Publisher: Small style changes (#4894)

* border hover has color without alpha

* changed border radius to 0.2em

* removed border from scroll area

* variant hint button has 0.5em width

* inputs in attribute definitions have smaller padding

* label is shown only to value inputs and added tooltips

* change spacing for attribute befinitions

* align labels to right

* implemented 'ComboBox' which ignores wheel events and has styled delegate

* PixmalLabel has minimum sizeHint

* cards are smaller

* renamed 'Options' to 'Context'

* implemented active state changes in card view

* set object name of main window to "PublishWindow"

* plugin don't have to pass 'title' to an error

* fix PySide6 support for custom keysequences

* check for exact match for all bindings

* added validation of exact match for save shortcut

openpype/tools/publisher/widgets/create_widget.py

@@ -22,6 +22,8 @@ from ..constants import (
     CREATOR_IDENTIFIER_ROLE,
     CREATOR_THUMBNAIL_ENABLED_ROLE,
     CREATOR_SORT_ROLE,
+    INPUTS_LAYOUT_HSPACING,
+    INPUTS_LAYOUT_VSPACING,
 )
 
 SEPARATORS = ("---separator---", "---")
@@ -198,6 +200,8 @@ class CreateWidget(QtWidgets.QWidget):
 
         variant_subset_layout = QtWidgets.QFormLayout(variant_subset_widget)
         variant_subset_layout.setContentsMargins(0, 0, 0, 0)
+        variant_subset_layout.setHorizontalSpacing(INPUTS_LAYOUT_HSPACING)
+        variant_subset_layout.setVerticalSpacing(INPUTS_LAYOUT_VSPACING)
         variant_subset_layout.addRow("Variant", variant_widget)
         variant_subset_layout.addRow("Subset", subset_name_input)