add baseline row

examples/03-grid.raku

@@ -39,10 +39,10 @@ $app.set-content(
         [1, 2, 1, 1] => my $brb = GTK::Simple::ToggleButton.new(label => "bottom right"),
 
 =comment
-        And for no good reason we put a label to the right that spans the
+        And for no good reason we put a label (Lx10) to the right that spans the
         whole height of our grid.
 
-        [2, 0, 1, 3] => my $sdl = GTK::Simple::Label.new(text => ".\n" x 10),
+        [2, 0, 1, 3] => my $sdl = GTK::Simple::Label.new(text => "L\n" x 10),
     )
 );
 
@@ -58,4 +58,11 @@ $app.border-width = 20;
 
 $grid.attach( [3, 0, 1, 1] => GTK::Simple::Label.new(text => "I got added later"), );
 
+=comment
+   Then we put another Label into the grid, but we want the text in that text
+   to be length for that column
+
+$grid.attach( [1, 3, 1, 1] => GTK::Simple::Entry.new(text => "try expanding"), );
+$grid.baseline-row: 4;
+
 $app.run;

lib/GTK/Simple/Grid.rakumod

@@ -38,6 +38,12 @@ method column-spacing()
     returns int32
     is gtk-property(&gtk_grid_get_column_spacing, &gtk_grid_set_column_spacing)
     {*}
+#| select the row that is the base-line for the whole grid
+method baseline-row()
+    returns int32
+    is gtk-property(&gtk_grid_get_baseline_row, &gtk_grid_set_baseline_row)
+    {*}
+
 
 # or is it better to just `does GTK::Simple::Container` ?
 method border-width

lib/GTK/Simple/Raw.rakumod

@@ -404,7 +404,6 @@ sub gtk_grid_set_row_spacing(GtkWidget $grid, int32 $spacing)
 	is export(:grid)
 	{*}
 
-
 sub gtk_grid_get_column_spacing(GtkWidget $grid)
 		is native(&gtk-lib)
 		is export(:grid)
@@ -416,6 +415,17 @@ sub gtk_grid_set_column_spacing(GtkWidget $grid, int32 $spacing)
 		is export(:grid)
 		{*}
 
+sub gtk_grid_get_baseline_row(GtkWidget $grid)
+		is native(&gtk-lib)
+		is export(:grid)
+		returns int32
+		{*}
+
+sub gtk_grid_set_baseline_row(GtkWidget $grid, int32 $spacing)
+		is native(&gtk-lib)
+		is export(:grid)
+		{*}
+
 #
 # Scale
 #