Updated Pack property names to match CSS

android/src/toga_android/widgets/base.py

@@ -161,7 +161,7 @@ def set_background_filter(self, value):
             else PorterDuffColorFilter(native_color(value), PorterDuff.Mode.SRC_IN)
         )
 
-    def set_alignment(self, alignment):
+    def set_text_align(self, alignment):
         pass  # If appropriate, a widget subclass will implement this.
 
     def set_color(self, color):
@@ -190,7 +190,7 @@ def rehint(self):
         pass
 
 
-def align(value):
+def to_android_text_align(value):
     """Convert toga alignment values into Android alignment values."""
     return {
         LEFT: Gravity.LEFT,

android/src/toga_android/widgets/label.py

@@ -10,7 +10,7 @@
 from toga.constants import JUSTIFY
 from toga_android.colors import native_color
 
-from .base import Widget, align
+from .base import Widget, to_android_text_align
 
 
 def set_textview_font(tv, font, default_typeface, default_size):
@@ -51,7 +51,7 @@ def set_textview_alignment(self, value, vertical_gravity):
                 else Layout.JUSTIFICATION_MODE_NONE
             )
 
-        self.native.setGravity(vertical_gravity | align(value))
+        self.native.setGravity(vertical_gravity | to_android_text_align(value))
 
 
 class Label(TextViewWidget):
@@ -80,5 +80,5 @@ def rehint(self):
             at_least(self.native.getMeasuredWidth()), ROUND_UP
         )
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.set_textview_alignment(value, Gravity.TOP)

android/src/toga_android/widgets/multilinetextinput.py

@@ -23,7 +23,7 @@ def _on_gain_focus(self):
     def _on_lose_focus(self):
         pass  # The interface doesn't support this event.
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.set_textview_alignment(value, Gravity.TOP)
 
     # This method is necessary to override the TextInput base class.

android/src/toga_android/widgets/textinput.py

@@ -98,7 +98,7 @@ def get_placeholder(self):
     def set_placeholder(self, value):
         self.native.setHint(value)
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.set_textview_alignment(value, Gravity.CENTER_VERTICAL)
 
     def set_error(self, error_message):

android/tests_backend/widgets/base.py

@@ -37,16 +37,16 @@ def assert_not_contained(self):
         assert self.widget._impl.container is None
         assert self.native.getParent() is None
 
-    def assert_alignment(self, expected):
-        actual = self.alignment
+    def assert_text_align(self, expected):
+        actual = self.text_align
         if expected == JUSTIFY and (
             Build.VERSION.SDK_INT < 26 or not self.supports_justify
         ):
             assert actual == LEFT
         else:
             assert actual == expected
 
-    def assert_vertical_alignment(self, expected):
+    def assert_vertical_text_align(self, expected):
         assert toga_vertical_alignment(self.native.getGravity()) == expected
 
     @property

android/tests_backend/widgets/label.py

@@ -2,7 +2,7 @@
 from java import jclass
 
 from .base import SimpleProbe
-from .properties import toga_alignment, toga_color
+from .properties import to_toga_text_align, toga_color
 
 
 class LabelProbe(SimpleProbe):
@@ -26,8 +26,8 @@ def text_size(self):
         return self.native.getTextSize()
 
     @property
-    def alignment(self):
+    def text_align(self):
         justification_mode = (
             None if Build.VERSION.SDK_INT < 26 else self.native.getJustificationMode()
         )
-        return toga_alignment(self.native.getGravity(), justification_mode)
+        return to_toga_text_align(self.native.getGravity(), justification_mode)

android/tests_backend/widgets/properties.py

@@ -22,7 +22,7 @@ def toga_color(color_int):
         )
 
 
-def toga_alignment(gravity, justification_mode=None):
+def to_toga_text_align(gravity, justification_mode=None):
     horizontal_gravity = gravity & Gravity.HORIZONTAL_GRAVITY_MASK
     if (Build.VERSION.SDK_INT < 26) or (
         justification_mode in (None, Layout.JUSTIFICATION_MODE_NONE)

android/tests_backend/widgets/selection.py

@@ -12,8 +12,8 @@ def assert_resizes_on_content_change(self):
         xfail("Selection doesn't resize on content changes on this backend")
 
     @property
-    def alignment(self):
-        xfail("Can't change the alignment of Selection on this backend")
+    def text_align(self):
+        xfail("Can't change the text alignment of Selection on this backend")
 
     @property
     def color(self):

changes/3033.removal.rst

@@ -0,0 +1 @@
+Pack's padding and alignment properties have been renamed to margin and align_items, to match their CSS analogues. The old names are still present, but are deprecated.

cocoa/src/toga_cocoa/hardware/camera.py

@@ -131,7 +131,7 @@ def create_preview_window(self):
                             style=Pack(flex=1),
                         ),
                     ],
-                    style=Pack(padding=10),
+                    style=Pack(margin=10),
                 ),
             ],
             style=Pack(direction=COLUMN),

cocoa/src/toga_cocoa/widgets/base.py

@@ -59,7 +59,7 @@ def set_bounds(self, x, y, width, height):
         # print(f"SET BOUNDS ON {self.interface} {width}x{height} @ ({x},{y})")
         self.constraints.update(x, y, width, height)
 
-    def set_alignment(self, alignment):
+    def set_text_align(self, alignment):
         pass
 
     def set_hidden(self, hidden):

cocoa/src/toga_cocoa/widgets/label.py

@@ -17,7 +17,7 @@ def create(self):
         # Add the layout constraints
         self.add_constraints()
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.native.alignment = NSTextAlignment(value)
 
     def set_color(self, value):

cocoa/src/toga_cocoa/widgets/multilinetextinput.py

@@ -95,7 +95,7 @@ def set_background_color(self, color):
             self.native_text.drawsBackground = True
             self.native_text.backgroundColor = native_color(color)
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.native_text.alignment = NSTextAlignment(value)
 
     def set_font(self, font):

cocoa/src/toga_cocoa/widgets/numberinput.py

@@ -214,7 +214,7 @@ def set_max_value(self, value):
         else:
             self.native_stepper.maxValue = float(value)
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.native_input.alignment = NSTextAlignment(value)
 
     def set_font(self, font):

cocoa/src/toga_cocoa/widgets/textinput.py

@@ -184,7 +184,7 @@ def get_placeholder(self):
     def set_placeholder(self, value):
         self.native.cell.placeholderString = value
 
-    def set_alignment(self, value):
+    def set_text_align(self, value):
         self.native.alignment = NSTextAlignment(value)
         # The alert label should be on the trailing edge
         if value == RIGHT:

cocoa/tests_backend/widgets/base.py

@@ -33,8 +33,8 @@ def assert_not_contained(self):
         assert self.native.superview is None
         assert self.native.window is None
 
-    def assert_alignment(self, expected):
-        assert self.alignment == expected
+    def assert_text_align(self, expected):
+        assert self.text_align == expected
 
     async def redraw(self, message=None, delay=0):
         """Request a redraw of the app, waiting until that redraw has completed."""

cocoa/tests_backend/widgets/label.py

@@ -1,7 +1,7 @@
 from toga_cocoa.libs import NSTextField
 
 from .base import SimpleProbe
-from .properties import toga_alignment, toga_color
+from .properties import to_toga_text_align, toga_color
 
 
 class LabelProbe(SimpleProbe):
@@ -16,9 +16,9 @@ def color(self):
         return toga_color(self.native.textColor)
 
     @property
-    def alignment(self):
-        return toga_alignment(self.native.alignment)
+    def text_align(self):
+        return to_toga_text_align(self.native.alignment)
 
-    def assert_vertical_alignment(self, expected):
+    def assert_vertical_text_align(self, expected):
         # Vertical alignment isn't configurable on NSTextField
         pass

cocoa/tests_backend/widgets/multilinetextinput.py

@@ -2,7 +2,7 @@
 from toga_cocoa.libs import NSRange, NSScrollView, NSTextView
 
 from .base import SimpleProbe
-from .properties import toga_alignment, toga_color
+from .properties import to_toga_text_align, toga_color
 
 
 class MultilineTextInputProbe(SimpleProbe):
@@ -58,10 +58,10 @@ def font(self):
         return self.native_text.font
 
     @property
-    def alignment(self):
-        return toga_alignment(self.native_text.alignment)
+    def text_align(self):
+        return to_toga_text_align(self.native_text.alignment)
 
-    def assert_vertical_alignment(self, expected):
+    def assert_vertical_text_align(self, expected):
         # Vertical alignment isn't configurable on NSTextView
         pass
 

cocoa/tests_backend/widgets/numberinput.py

@@ -11,7 +11,7 @@
 )
 
 from .base import SimpleProbe
-from .properties import toga_alignment, toga_color
+from .properties import to_toga_text_align, toga_color
 
 
 class NumberInputProbe(SimpleProbe):
@@ -86,10 +86,10 @@ def font(self):
         return self.native_input.font
 
     @property
-    def alignment(self):
-        return toga_alignment(self.native_input.alignment)
+    def text_align(self):
+        return to_toga_text_align(self.native_input.alignment)
 
-    def assert_vertical_alignment(self, expected):
+    def assert_vertical_text_align(self, expected):
         # Vertical alignment isn't configurable on NSTextField
         pass
 

cocoa/tests_backend/widgets/properties.py

@@ -20,7 +20,7 @@ def toga_color(color):
         return None
 
 
-def toga_alignment(alignment):
+def to_toga_text_align(alignment):
     return {
         NSLeftTextAlignment: LEFT,
         NSRightTextAlignment: RIGHT,

cocoa/tests_backend/widgets/selection.py

@@ -13,8 +13,8 @@ def assert_resizes_on_content_change(self):
         pass
 
     @property
-    def alignment(self):
-        xfail("Can't change the alignment of Selection on macOS")
+    def text_align(self):
+        xfail("Can't change the text alignment of Selection on macOS")
 
     @property
     def color(self):

cocoa/tests_backend/widgets/textinput.py

@@ -9,7 +9,7 @@
 )
 
 from .base import SimpleProbe
-from .properties import toga_alignment, toga_color
+from .properties import to_toga_text_align, toga_color
 
 
 class TextInputProbe(SimpleProbe):
@@ -60,15 +60,15 @@ def font(self):
         return self.native.font
 
     @property
-    def alignment(self):
-        result = toga_alignment(self.native.alignment)
+    def text_align(self):
+        result = to_toga_text_align(self.native.alignment)
         if result == RIGHT:
             assert self.impl.error_label.alignment == NSLeftTextAlignment
         else:
             assert self.impl.error_label.alignment == NSRightTextAlignment
         return result
 
-    def assert_vertical_alignment(self, expected):
+    def assert_vertical_text_align(self, expected):
         # Vertical alignment isn't configurable on NSTextField
         pass
 

core/src/toga/style/applicator.py

@@ -45,8 +45,8 @@ def set_bounds(self) -> None:
         for child in self.widget.children:
             child.applicator.set_bounds()
 
-    def set_text_alignment(self, alignment: str) -> None:
-        self.widget._impl.set_alignment(alignment)
+    def set_text_align(self, alignment: str) -> None:
+        self.widget._impl.set_text_align(alignment)
 
     def set_hidden(self, hidden: bool) -> None:
         self.widget._impl.set_hidden(hidden)