fix getsr_unblocking being blocking...

1 files changed, 49 insertions, 50 deletions

diff --git a/src/ui.rs b/src/ui.rs
index 0a0b254..26e7dcd 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -132,59 +132,58 @@ impl UI {
     }
 
     fn getstr_unblocking(&mut self) -> Option<String> {
-        loop {
-            let input = getch();
-            if let Some(ch) = char::from_u32(input as u32) {
-                match ch {
-                    '\n' => {
-                        deleteln();
-                        mv(self.input_y, self.input_x);
-                        let ret = self.buffer.clone();
-                        self.buffer.clear();
-                        return Some(ret);
-                    },
-                    '\x7f' => {
-                        self.buffer.pop();
-                        mv(self.input_y, self.input_x);
-                        printw(&self.buffer);
-                        let (new_y, new_x) = UI::getyx_tup();
-                        printw("   ");
-                        mv(new_y, new_x);
-                    }
-                    _ => {
-                        self.buffer.push(ch);
-                    },
-                }
-            } else {
-                match input {
-                    KEY_UP => {
-                        if self.history_place < 0 {
-                            self.history_place = self.history.len() as i32;
-                        }
-                        self.history_place -= 1;
-                        if self.history_place < 0 {
-                            self.history_place = self.history.len() as i32;
-                        }
-                        if let Some(history) = self.history.get(self.history_place as usize) {
-                            self.buffer = history.clone();
-                        }
-                    },
-                    KEY_DOWN => {
-                        if self.history_place < 0 {
-                            self.history_place = self.history.len() as i32 - 1;
-                        }
-                        self.history_place += 1;
-                        if self.history_place >= self.history.len() as i32 {
-                            self.history_place = self.history.len() as i32 - 1;
-                        }
-                        if let Some(history) = self.history.get(self.history_place as usize) {
-                            self.buffer = history.clone();
-                        }
-                    },
-                    _ => {},
+        let input = getch();
+        if let Some(ch) = char::from_u32(input as u32) {
+            match ch {
+                '\n' => {
+                    deleteln();
+                    mv(self.input_y, self.input_x);
+                    let ret = self.buffer.clone();
+                    self.buffer.clear();
+                    return Some(ret);
+                },
+                '\x7f' => {
+                    self.buffer.pop();
+                    mv(self.input_y, self.input_x);
+                    printw(&self.buffer);
+                    let (new_y, new_x) = UI::getyx_tup();
+                    printw("   ");
+                    mv(new_y, new_x);
                 }
+                _ => {
+                    self.buffer.push(ch);
+                },
+            }
+        } else {
+            match input {
+                KEY_UP => {
+                    if self.history_place < 0 {
+                        self.history_place = self.history.len() as i32;
+                    }
+                    self.history_place -= 1;
+                    if self.history_place < 0 {
+                        self.history_place = self.history.len() as i32;
+                    }
+                    if let Some(history) = self.history.get(self.history_place as usize) {
+                        self.buffer = history.clone();
+                    }
+                },
+                KEY_DOWN => {
+                    if self.history_place < 0 {
+                        self.history_place = self.history.len() as i32 - 1;
+                    }
+                    self.history_place += 1;
+                    if self.history_place >= self.history.len() as i32 {
+                        self.history_place = self.history.len() as i32 - 1;
+                    }
+                    if let Some(history) = self.history.get(self.history_place as usize) {
+                        self.buffer = history.clone();
+                    }
+                },
+                _ => {},
             }
         }
+        None
     }
 
     pub fn print_message(&mut self, message: &Message) {