From 716991a30256e54aa6c4f8398311f1a3a7fc8c5d Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Wed, 10 Jan 2024 10:15:16 -0700
Subject: [PATCH] Change context menu based on selection

---
 src/main.rs |  3 +--
 src/menu.rs | 66 ++++++++++++++++++++++++++---------------------------
 2 files changed, 34 insertions(+), 35 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index de6d4ee..d9594d3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -655,8 +655,7 @@ impl Application for App {
                         Message::TabContextMenu(entity, point_opt)
                     });
                 }
-                let mut popover =
-                    widget::popover(mouse_area, menu::context_menu(entity, &tab.location));
+                let mut popover = widget::popover(mouse_area, menu::context_menu(entity, &tab));
                 match tab.context_menu {
                     Some(point) => {
                         let rounded = Point::new(point.x.round(), point.y.round());
diff --git a/src/menu.rs b/src/menu.rs
index dc93358..fc6a057 100644
--- a/src/menu.rs
+++ b/src/menu.rs
@@ -1,17 +1,14 @@
 // SPDX-License-Identifier: GPL-3.0-only
 
 use cosmic::{
-    //TODO: export in cosmic::widget
-    iced::{
-        widget::{column, horizontal_rule},
-        Alignment, Background, Length,
-    },
+    //TODO: export iced::widget::horizontal_rule in cosmic::widget
+    iced::{widget::horizontal_rule, Alignment, Background, Length},
     theme,
     widget::{self, segmented_button},
     Element,
 };
 
-use crate::{fl, Action, Location, Message};
+use crate::{fl, Action, Location, Message, Tab};
 
 macro_rules! menu_button {
     ($($x:expr),+ $(,)?) => (
@@ -28,42 +25,45 @@ macro_rules! menu_button {
     );
 }
 
-pub fn context_menu<'a>(
-    entity: segmented_button::Entity,
-    location: &Location,
-) -> Element<'a, Message> {
+pub fn context_menu<'a>(entity: segmented_button::Entity, tab: &Tab) -> Element<'a, Message> {
     let menu_action = |label, action| {
         menu_button!(widget::text(label)).on_press(Message::TabContextAction(entity, action))
     };
 
-    //TODO: change items based on selection
-    let column = match location {
+    let selected = tab
+        .items_opt
+        .as_ref()
+        .map_or(0, |items| items.iter().filter(|x| x.selected).count());
+
+    let mut children: Vec<Element<_>> = Vec::new();
+    match tab.location {
         Location::Path(_) => {
-            column!(
-                menu_action(fl!("new-file"), Action::NewFile),
-                menu_action(fl!("new-folder"), Action::NewFolder),
-                horizontal_rule(1),
-                menu_action(fl!("copy"), Action::Copy),
-                menu_action(fl!("paste"), Action::Paste),
-                menu_action(fl!("select-all"), Action::SelectAll),
-                horizontal_rule(1),
-                menu_action(fl!("move-to-trash"), Action::MoveToTrash),
-                horizontal_rule(1),
-                menu_action(fl!("properties"), Action::Properties),
-            )
+            children.push(menu_action(fl!("new-file"), Action::NewFile).into());
+            children.push(menu_action(fl!("new-folder"), Action::NewFolder).into());
+            children.push(horizontal_rule(1).into());
+            if selected > 0 {
+                children.push(menu_action(fl!("copy"), Action::Copy).into());
+                children.push(menu_action(fl!("paste"), Action::Paste).into());
+            }
+            children.push(menu_action(fl!("select-all"), Action::SelectAll).into());
+            if selected > 0 {
+                children.push(horizontal_rule(1).into());
+                children.push(menu_action(fl!("move-to-trash"), Action::MoveToTrash).into());
+            }
         }
         Location::Trash => {
-            column!(
-                menu_action(fl!("select-all"), Action::SelectAll),
-                horizontal_rule(1),
-                menu_action(fl!("restore-from-trash"), Action::RestoreFromTrash),
-                horizontal_rule(1),
-                menu_action(fl!("properties"), Action::Properties),
-            )
+            children.push(menu_action(fl!("select-all"), Action::SelectAll).into());
+            if selected > 0 {
+                children.push(horizontal_rule(1).into());
+                children
+                    .push(menu_action(fl!("restore-from-trash"), Action::RestoreFromTrash).into());
+            }
         }
-    };
+    }
+    children.push(horizontal_rule(1).into());
+    children.push(menu_action(fl!("properties"), Action::Properties).into());
 
-    widget::container(column)
+    widget::container(widget::column::with_children(children))
         .padding(1)
         //TODO: move style to libcosmic
         .style(theme::Container::custom(|theme| {