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Factor out columns_find_child() in the Columns class.

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This is an obviously reusable loop over cols->children looking for a
widget, which I'm about to use a couple more times so it seems worth
pulling it out into its own helper function.
This commit is contained in:
Simon Tatham 2015-08-24 19:12:29 +01:00
parent 3e86aa1bc6
commit 47ff8d0bf0
1 changed files with 21 additions and 11 deletions
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32
unix/gtkcols.c
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@ -418,26 +418,36 @@ void columns_add(Columns *cols, GtkWidget *child,
}
}
static ColumnsChild *columns_find_child(Columns *cols, GtkWidget *widget)
{
GList *children;
ColumnsChild *child;
for (children = cols->children;
children && (child = children->data);
children = children->next) {
if (child->widget == widget)
return child;
}
return NULL;
}
void columns_force_left_align(Columns *cols, GtkWidget *widget)
{
ColumnsChild *child;
GList *children;
g_return_if_fail(cols != NULL);
g_return_if_fail(IS_COLUMNS(cols));
g_return_if_fail(widget != NULL);
for (children = cols->children;
children && (child = children->data);
children = children->next) {
if (child->widget != widget)
continue;
child = columns_find_child(cols, widget);
g_return_if_fail(child != NULL);
child->force_left = TRUE;
if (gtk_widget_get_visible(widget))
gtk_widget_queue_resize(GTK_WIDGET(cols));
break;
}
child->force_left = TRUE;
if (gtk_widget_get_visible(widget))
gtk_widget_queue_resize(GTK_WIDGET(cols));
}
void columns_taborder_last(Columns *cols, GtkWidget *widget)