ui: do not show send button at 0 balance, empty txs message

locales/en.yml

@@ -22,7 +22,7 @@ wallets:
   await_conf_amount: Awaiting confirmation
   await_fin_amount: Awaiting finalization
   locked_amount: Locked
-  txs_empty: 'To receive or send funds manually or through transport use %{message} or %{transport} buttons at the bottom of the screen, to change wallet settings press %{settings}.'
+  txs_empty: 'To receive funds manually or over transport use %{message} or %{transport} buttons at the bottom of the screen, to change wallet settings press %{settings} button.'
   title: Wallets
   create_desc: Create or import existing wallet from saved recovery phrase.
   add: Add wallet

locales/ru.yml

@@ -22,7 +22,7 @@ wallets:
   await_conf_amount: Ожидает подтверждения
   await_fin_amount: Ожидает завершения
   locked_amount: Заблокировано
-  txs_empty: 'Для получения или отправки средств вручную или через транспорт используйте кнопки %{message} или %{transport} внизу экрана, для изменения настроек кошелька нажмите %{settings}.'
+  txs_empty: 'Для получения средств вручную или через транспорт используйте кнопки %{message} или %{transport} внизу экрана, для изменения настроек кошелька нажмите кнопку %{settings}.'
   title: Кошельки
   create_desc: Создайте или импортируйте существующий кошелёк из сохранённой фразы восстановления.
   add: Добавить кошелёк
@@ -113,7 +113,7 @@ wallets:
   settings: Настройки кошелька
   change_server_confirmation: Для применения изменения настроек соединения необходимо переоткрыть кошелёк. Переоткрыть его сейчас?
 transport:
-  desc: 'Используйте транспорт для синхронного получения или отправки сообщений:'
+  desc: 'Используйте транспорт для синхронных получения или отправки сообщений:'
   tor_network: Сеть Tor
   connected: Подключено
   connecting: Подключение

src/gui/views/wallets/wallet/messages.rs

@@ -148,7 +148,7 @@ impl WalletMessages {
         ui.add_space(3.0);
 
         // Show creation of request to send or receive funds.
-        self.request_ui(ui, cb);
+        self.request_ui(ui, wallet, cb);
 
         ui.add_space(12.0);
         View::horizontal_line(ui, Colors::ITEM_STROKE);
@@ -183,12 +183,16 @@ impl WalletMessages {
     /// Draw creation of request to send or receive funds.
     fn request_ui(&mut self,
                   ui: &mut egui::Ui,
+                  wallet: &Wallet,
                   cb: &dyn PlatformCallbacks) {
         ui.label(RichText::new(t!("wallets.create_request_desc"))
             .size(16.0)
             .color(Colors::INACTIVE_TEXT));
         ui.add_space(7.0);
 
+        // Show send button only if balance is not empty.
+        let data = wallet.get_data().unwrap();
+        if data.info.amount_currently_spendable > 0 {
             // Setup spacing between buttons.
             ui.spacing_mut().item_spacing = egui::Vec2::new(6.0, 0.0);
 
@@ -211,6 +215,17 @@ impl WalletMessages {
                 });
                 columns[1].vertical_centered_justified(|ui| {
                     // Draw invoice request creation button.
+                    self.receive_button_ui(ui, cb);
+                });
+            });
+        } else {
+            // Draw invoice creation button.
+            self.receive_button_ui(ui, cb);
+        }
+    }
+
+    /// Draw invoice request creation button.
+    fn receive_button_ui(&mut self, ui: &mut egui::Ui, cb: &dyn PlatformCallbacks) {
         let receive_text = format!("{} {}", DOWNLOAD_SIMPLE, t!("wallets.receive"));
         View::button(ui, receive_text, Colors::BUTTON, || {
             // Setup modal values.
@@ -224,8 +239,6 @@ impl WalletMessages {
                 .show();
             cb.show_keyboard();
         });
-            });
-        });
     }
 
     /// Draw Slatepack message input content.

src/gui/views/wallets/wallet/transport.rs

@@ -27,6 +27,7 @@ use crate::gui::views::types::{ModalPosition, TextEditOptions};
 use crate::gui::views::wallets::wallet::types::{WalletTab, WalletTabType};
 use crate::gui::views::wallets::wallet::WalletContent;
 use crate::tor::Tor;
+use crate::wallet::types::WalletData;
 use crate::wallet::Wallet;
 
 /// Wallet transport tab content.
@@ -153,20 +154,24 @@ impl WalletTransport {
 
     /// Draw Tor transport content.
     fn tor_ui(&mut self, ui: &mut egui::Ui, wallet: &mut Wallet, cb: &dyn PlatformCallbacks) {
+        let data = wallet.get_data().unwrap();
+
         // Draw header content.
         self.tor_header_ui(ui, wallet);
 
         // Draw receive info content.
         if wallet.slatepack_address().is_some() {
-            self.tor_receive_ui(ui, wallet, cb);
+            self.tor_receive_ui(ui, wallet, &data, cb);
         }
 
         // Draw send content.
+        if data.info.amount_currently_spendable > 0 {
             self.tor_send_ui(ui, cb);
         }
+    }
 
     /// Draw Tor transport header content.
-    fn tor_header_ui(&self, ui: &mut egui::Ui, wallet: &mut Wallet) {
+    fn tor_header_ui(&self, ui: &mut egui::Ui, wallet: &Wallet) {
         // Setup layout size.
         let mut rect = ui.available_rect_before_wrap();
         rect.set_height(78.0);
@@ -245,7 +250,7 @@ impl WalletTransport {
     }
 
     /// Draw tor transport settings [`Modal`] content.
-    fn tor_settings_modal_ui(&self, ui: &mut egui::Ui, wallet: &mut Wallet, modal: &Modal) {
+    fn tor_settings_modal_ui(&self, ui: &mut egui::Ui, wallet: &Wallet, modal: &Modal) {
         ui.add_space(6.0);
         ui.vertical_centered(|ui| {
             ui.label(RichText::new(t!("transport.tor_autorun_desc"))
@@ -268,9 +273,14 @@ impl WalletTransport {
     }
 
     /// Draw Tor send content.
-    fn tor_receive_ui(&self, ui: &mut egui::Ui, wallet: &mut Wallet, cb: &dyn PlatformCallbacks) {
+    fn tor_receive_ui(&self,
+                      ui: &mut egui::Ui,
+                      wallet: &Wallet,
+                      data: &WalletData,
+                      cb: &dyn PlatformCallbacks) {
         let slatepack_addr = wallet.slatepack_address().unwrap();
         let service_id = &wallet.identifier();
+        let can_send = data.info.amount_currently_spendable > 0;
 
         // Setup layout size.
         let mut rect = ui.available_rect_before_wrap();
@@ -278,13 +288,21 @@ impl WalletTransport {
 
         // Draw round background.
         let bg_rect = rect.clone();
-        let item_rounding = View::item_rounding(1, 3, false);
+        let item_rounding = if can_send {
+            View::item_rounding(1, 3, false)
+        } else {
+            View::item_rounding(1, 2, false)
+        };
         ui.painter().rect(bg_rect, item_rounding, Colors::BUTTON, View::ITEM_STROKE);
 
         ui.vertical(|ui| {
             ui.allocate_ui_with_layout(rect.size(), Layout::right_to_left(Align::Center), |ui| {
                 // Draw button to setup Tor transport.
-                let button_rounding = View::item_rounding(1, 3, true);
+                let button_rounding = if can_send {
+                    View::item_rounding(1, 3, true)
+                } else {
+                    View::item_rounding(1, 2, true)
+                };
                 View::item_button(ui, button_rounding, QR_CODE, None, || {
                     //TODO: qr for address
                 });