From 9338f5e9126ff6bf7b43573eb5d4b1f5a795659b Mon Sep 17 00:00:00 2001
From: rabite <rabite@posteo.de>
Date: Thu, 28 Feb 2019 20:05:11 +0100
Subject: [PATCH] fixed minibuffer

---
 src/fail.rs       |  2 ++
 src/minibuffer.rs | 72 ++++++++++++++++++++++++++---------------------
 src/widget.rs     | 11 +++-----
 src/window.rs     |  1 -
 4 files changed, 46 insertions(+), 40 deletions(-)

diff --git a/src/fail.rs b/src/fail.rs
index 02287f9..605a4ef 100644
--- a/src/fail.rs
+++ b/src/fail.rs
@@ -35,6 +35,8 @@ pub enum HError {
     WrongDirectoryError{ path: PathBuf, dir: PathBuf },
     #[fail(display = "Widget finnished")]
     PopupFinnished,
+    #[fail(display = "Input finnished")]
+    InputFinnished,
 }
 
 impl From<std::io::Error> for HError {
diff --git a/src/minibuffer.rs b/src/minibuffer.rs
index f48d84c..2533014 100644
--- a/src/minibuffer.rs
+++ b/src/minibuffer.rs
@@ -1,12 +1,10 @@
 use termion::event::Key;
-use termion::input::TermRead;
-
-use std::io::{stdin, stdout, Write};
+use std::io::{stdout, Write};
 
 use crate::coordinates::{Coordinates};
 use crate::widget::Widget;
-use crate::window::{send_event, Events};
-use crate::fail::HResult;
+use crate::fail::{HResult, HError};
+use crate::term;
 
 pub struct MiniBuffer {
     coordinates: Coordinates,
@@ -38,38 +36,34 @@ impl MiniBuffer {
         self.done = false;
         self.position = 0;
 
-        send_event(Events::ExclusiveInput(true))?;
+        write!(stdout(), "{}", termion::cursor::Show)?;
 
-        self.draw()?;
-        write!(stdout(), "{}{}",
-               termion::cursor::Show,
-               termion::cursor::Save)?;
-        stdout().flush()?;
+        self.popup()?;
 
 
-        for event in stdin().events() {
-            let event = event?;
-            self.on_event(event);
-            if self.done {
-                break
-            }
-            self.draw()?;
+        // for event in stdin().events() {
+        //     let event = event?;
+        //     self.on_event(event);
+        //     if self.done {
+        //         break
+        //     }
+        //     self.draw()?;
 
-            write!(stdout(), "{}", termion::cursor::Restore)?;
-            if self.position != 0 {
-                write!(stdout(),
-                       "{}",
-                       termion::cursor::Right(self.position as u16))?;
-            }
-            stdout().flush()?;
-        }
-
-        self.done = false;
-
-        send_event(Events::ExclusiveInput(false))?;
+        //     write!(stdout(), "{}", termion::cursor::Restore)?;
+        //     if self.position != 0 {
+        //         write!(stdout(),
+        //                "{}",
+        //                termion::cursor::Right(self.position as u16))?;
+        //     }
+        //     stdout().flush()?;
+        // }
 
         Ok(self.input.clone())
     }
+
+    pub fn input_finnished(&mut self) -> HResult<()> {
+        return Err(HError::PopupFinnished)
+    }
 }
 
 pub fn find_bins(comp_name: &str) -> Vec<String> {
@@ -147,12 +141,12 @@ impl Widget for MiniBuffer {
 
     fn on_key(&mut self, key: Key) -> HResult<()> {
         match key {
-            Key::Esc | Key::Ctrl('c') => { self.input.clear(); self.done = true; },
+            Key::Esc | Key::Ctrl('c') => { self.input_finnished()?; },
             Key::Char('\n') => {
                 if self.input != "" {
                     self.history.push(self.input.clone());
                 }
-                self.done = true;
+                self.input_finnished()?;
             }
             Key::Char('\t') => {
                 if !self.input.ends_with(" ") {
@@ -209,4 +203,18 @@ impl Widget for MiniBuffer {
         }
         Ok(())
     }
+
+    fn after_draw(&self) -> HResult<()> {
+        let cursor_pos = self.query.len() +
+                         ": ".len() +
+                         self.position +
+                         1;
+
+        let ysize = term::ysize();
+
+
+        write!(stdout(), "{}", term::goto_xy(cursor_pos as u16, ysize))?;
+        stdout().flush()?;
+        Ok(())
+    }
 }
diff --git a/src/widget.rs b/src/widget.rs
index 353d198..2e47b28 100644
--- a/src/widget.rs
+++ b/src/widget.rs
@@ -20,6 +20,7 @@ pub trait Widget {
     fn render_footer(&self) -> String { "".into() }
     fn refresh(&mut self);
     fn get_drawlist(&self) -> String;
+    fn after_draw(&self) -> HResult<()> { Ok(()) }
 
 
     fn on_event(&mut self, event: Event) -> HResult<()> {
@@ -134,23 +135,19 @@ pub trait Widget {
 
     fn popup(&mut self) -> HResult<()> {
         self.run_widget();
-        send_event(Events::ExclusiveEvent(None));
+        send_event(Events::ExclusiveEvent(None))?;
         Ok(())
     }
 
     fn run_widget(&mut self) -> HResult<()> {
         let (tx_event, rx_event) = channel();
         send_event(Events::ExclusiveEvent(Some(tx_event)))?;
-        dbg!("sent exclusive request");
 
         self.clear()?;
         self.refresh();
         self.draw()?;
 
-        dbg!("entering loop");
-
         for event in rx_event.iter() {
-            dbg!(&event);
             match event {
                 Events::InputEvent(input) => {
                     if let Err(HError::PopupFinnished) = self.on_event(input) {
@@ -162,8 +159,8 @@ pub trait Widget {
                 }
                 _ => {}
             }
-
-            self.draw()?;
+            self.draw();
+            self.after_draw();
         }
         Ok(())
     }
diff --git a/src/window.rs b/src/window.rs
index 90c7812..6152ed3 100644
--- a/src/window.rs
+++ b/src/window.rs
@@ -24,7 +24,6 @@ lazy_static! {
 pub enum Events {
     InputEvent(Event),
     WidgetReady,
-    ExclusiveInput(bool),
     ExclusiveEvent(Option<Sender<Events>>),
 }