switch tabs with f keys

src/file_browser.rs

@@ -89,6 +89,10 @@ impl Tabbable for TabView<FileBrowser> {
         Ok(())
     }
 
+    fn goto_tab(&mut self, index: usize) -> HResult<()> {
+        self.goto_tab_(index)
+    }
+
     fn get_tab_names(&self) -> Vec<Option<String>> {
         self.widgets.iter().map(|filebrowser| {
             let path = filebrowser.cwd.path();
@@ -106,7 +110,7 @@ impl Tabbable for TabView<FileBrowser> {
         self.active_tab_mut_()
     }
 
-    fn on_next_tab(&mut self) -> HResult<()> {
+    fn on_tab_switch(&mut self) -> HResult<()> {
         self.active_tab_mut().refresh()
     }
 

src/minibuffer.rs

@@ -44,7 +44,7 @@ impl MiniBuffer {
         self.completions.clear();
         self.last_completion = None;
 
-        self.get_core()?.screen.lock()?.cursor_hide();
+        self.get_core()?.screen.lock()?.cursor_hide().log();
 
         self.popup()?;
 
@@ -316,6 +316,11 @@ impl Widget for MiniBuffer {
             Key::Char('\t') => {
                 self.complete()?;
             }
+            Key::F(n) => {
+                let fnstr = format!("${}", n-1);
+                self.input.insert_str(self.position, &fnstr);
+                self.position += 2;
+            }
             Key::Backspace => {
                 if self.position != 0 {
                     self.input.remove(self.position - 1);

src/tabview.rs

@@ -7,7 +7,8 @@ pub trait Tabbable {
     fn new_tab(&mut self) -> HResult<()>;
     fn close_tab(&mut self) -> HResult<()>;
     fn next_tab(&mut self) -> HResult<()>;
-    fn on_next_tab(&mut self) -> HResult<()> {
+    fn goto_tab(&mut self, index: usize) -> HResult<()>;
+    fn on_tab_switch(&mut self) -> HResult<()> {
         Ok(())
     }
     fn get_tab_names(&self) -> Vec<Option<String>>;
@@ -16,6 +17,7 @@ pub trait Tabbable {
     fn on_key_sub(&mut self, key: Key) -> HResult<()>;
     fn on_key(&mut self, key: Key) -> HResult<()> {
         match key {
+            Key::F(n) => self.goto_tab(n as usize -1),
             Key::Ctrl('t') => self.new_tab(),
             Key::Ctrl('w') => self.close_tab(),
             Key::Char('\t') => self.next_tab(),
@@ -65,6 +67,14 @@ impl<T> TabView<T> where T: Widget, TabView<T>: Tabbable {
         Ok(())
     }
 
+    pub fn goto_tab_(&mut self, index: usize) -> HResult<()> {
+        if index < self.widgets.len() {
+            self.active = index;
+            self.on_tab_switch().log();
+        }
+        Ok(())
+    }
+
     pub fn active_tab_(&self) -> &T {
         &self.widgets[self.active]
     }
@@ -84,7 +94,7 @@ impl<T> TabView<T> where T: Widget, TabView<T>: Tabbable {
         } else {
             self.active += 1
         }
-        self.on_next_tab().log();
+        self.on_tab_switch().log();
     }
 }