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constraint-editor: Fix creating constant constraints

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We were not making the button sensitive in the case
of a constant constraint, and we were not properly
creating constant constraints either.
This commit is contained in:
Matthias Clasen
2020-11-17 23:15:51 -05:00
parent 831ebe3ef2
commit 36ef94b002
3 changed files with 26 additions and 7 deletions
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20
demos/constraint-editor/constraint-editor-window.c
View File

@@ -36,7 +36,7 @@ struct _ConstraintEditorWindow
G_DEFINE_TYPE(ConstraintEditorWindow, constraint_editor_window, GTK_TYPE_APPLICATION_WINDOW);
static GtkConstraintTarget *
find_target (GListModel *model,
find_target (GListModel *model,
GtkConstraintTarget *orig)
{
const char *name;
@@ -163,20 +163,30 @@ constraint_editor_window_load (ConstraintEditorWindow *self,
GtkConstraint *clone;
GtkConstraintTarget *target;
GtkConstraintTarget *source;
GtkConstraintAttribute source_attr;
item = g_list_model_get_item (list, i);
constraint = GTK_CONSTRAINT (item);
target = gtk_constraint_get_target (constraint);
source = gtk_constraint_get_source (constraint);
clone = gtk_constraint_new (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
source_attr = gtk_constraint_get_source_attribute (constraint);
if (source == NULL && source_attr == GTK_CONSTRAINT_ATTRIBUTE_NONE)
clone = gtk_constraint_new_constant (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
gtk_constraint_get_target_attribute (constraint),
gtk_constraint_get_relation (constraint),
find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), source),
gtk_constraint_get_target_attribute (constraint),
gtk_constraint_get_multiplier (constraint),
gtk_constraint_get_constant (constraint),
gtk_constraint_get_strength (constraint));
else
clone = gtk_constraint_new (find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), target),
gtk_constraint_get_target_attribute (constraint),
gtk_constraint_get_relation (constraint),
find_target (constraint_view_get_model (CONSTRAINT_VIEW (self->view)), source),
source_attr,
gtk_constraint_get_multiplier (constraint),
gtk_constraint_get_constant (constraint),
gtk_constraint_get_strength (constraint));
constraint_view_add_constraint (CONSTRAINT_VIEW (self->view), clone);