Removed redundant events

examples/calendar/src/main.rs

@@ -18,8 +18,6 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
 /// Messages that are used specifically by our [`App`].
 #[derive(Clone, Debug)]
 pub enum Message {
-    PrevMonth(NaiveDate),
-    NextMonth(NaiveDate),
     DateSelected(NaiveDate),
 }
 
@@ -71,12 +69,6 @@ impl cosmic::Application for App {
             Message::DateSelected(date) => {
                 self.date_selected = date;
             }
-            Message::PrevMonth(date) => {
-                self.date_selected = date;
-            }
-            Message::NextMonth(date) => {
-                self.date_selected = date;
-            }
         }
 
         println!("Date selected: {:?}", self.date_selected);
@@ -90,8 +82,6 @@ impl cosmic::Application for App {
 
         let calendar = cosmic::widget::calendar(
             &self.date_selected,
-            |date| Message::PrevMonth(date),
-            |date| Message::NextMonth(date),
             |date| Message::DateSelected(date),
         );
 

src/widget/calendar.rs

@@ -10,14 +10,10 @@ use iced::alignment::{Horizontal, Vertical};
 
 pub fn calendar<M>(
     selected: &NaiveDate,
-    on_prev_month: impl Fn(NaiveDate) -> M + 'static,
-    on_next_month: impl Fn(NaiveDate) -> M + 'static,
     on_select: impl Fn(NaiveDate) -> M + 'static,
 ) -> Calendar<M> {
     Calendar {
         selected,
-        on_prev_month: Box::new(on_prev_month),
-        on_next_month: Box::new(on_next_month),
         on_select: Box::new(on_select),
     }
 }
@@ -54,8 +50,6 @@ pub fn set_next_month(date_selected: NaiveDate) -> NaiveDate {
 
 pub struct Calendar<'a, M> {
     selected: &'a NaiveDate,
-    on_prev_month: Box<dyn Fn(NaiveDate) -> M>,
-    on_next_month: Box<dyn Fn(NaiveDate) -> M>,
     on_select: Box<dyn Fn(NaiveDate) -> M>,
 }
 
@@ -71,12 +65,12 @@ where
             .push(
                 button::icon(icon::from_name("go-previous-symbolic"))
                     .padding([0, 12])
-                    .on_press((this.on_prev_month)(set_prev_month(this.selected.clone()))),
+                    .on_press((this.on_select)(set_prev_month(this.selected.clone()))),
             )
             .push(
                 button::icon(icon::from_name("go-next-symbolic"))
                     .padding([0, 12])
-                    .on_press((this.on_next_month)(set_next_month(this.selected.clone()))),
+                    .on_press((this.on_select)(set_next_month(this.selected.clone()))),
             );
 
         // Calender