close #36

src/app/app.rs

@@ -42,7 +42,7 @@ impl Widget for &App {
         let (x_max, y_max) = self.screen.how_many_cells_fit_in(&area, &self.vars);
 
         let is_selected = |x: usize, y: usize| -> bool {
-            if let Mode::Visual((mut x1, mut y1)) = self.mode {
+            if let Mode::Visual((mut x1, mut y1)) | Mode::VisualCmd((mut x1, mut y1), _)= self.mode {
                 let (mut x2, mut y2) = self.grid.cursor();
                 x1 += 1;
                 y1 += 1;
@@ -80,10 +80,6 @@ impl Widget for &App {
                     y_idx = y as usize - 1 + self.screen.scroll_y();
                 }
 
-                if is_selected(x.into(), y.into()) {
-                    style = style.fg(Color::LightMagenta).bg(Color::Blue);
-                }
-
                 const ORANGE1: Color = Color::Rgb(200, 160, 0);
                 const ORANGE2: Color = Color::Rgb(180, 130, 0);
 
@@ -171,6 +167,10 @@ impl Widget for &App {
                             }
                             None => should_render = false,
                         }
+
+                        if is_selected(x.into(), y.into()) {
+                            style = style.bg(Color::Blue);
+                        }
                         if (x_idx, y_idx) == self.grid.cursor() {
                             should_render = true;
                             style = Style::new().fg(Color::Black).bg(Color::White);

src/app/mode.rs

@@ -1,5 +1,8 @@
 use std::{
-    cmp::{max, min}, fmt::Display, fs, path::PathBuf
+    cmp::{max, min},
+    fmt::Display,
+    fs,
+    path::PathBuf,
 };
 
 use ratatui::{
@@ -12,7 +15,7 @@ use crate::app::{
     app::App,
     error_msg::StatusMessage,
     logic::{
-        calc::{CSV_EXT, CUSTOM_EXT, LEN},
+        calc::{CSV_EXT, CUSTOM_EXT, Grid, LEN},
         cell::CellType,
     },
 };
@@ -153,7 +156,24 @@ impl Mode {
                 return;
             }
             match args[0] {
-                "foo" => {}
+                "export" => {
+                    if let Some(arg1) = args.get(1) {
+                        let (x1, y1) = pos;
+                        let (x1, y1) = (*x1, *y1);
+                        let (x2, y2) = app.grid.cursor();
+                        let (low_x, hi_x) = if x1 < x2 { (x1, x2) } else { (x2, x1) };
+                        let (low_y, hi_y) = if y1 < y2 { (y1, y2) } else { (y2, y1) };
+
+                        let mut g = Grid::new();
+                        for (i, x) in (low_x..=hi_x).enumerate() {
+                            for (j, y) in (low_y..=hi_y).enumerate() {
+                                g.set_cell_raw((i, j), app.grid.get_cell_raw(x, y).clone());
+                            }
+                        }
+                        g.save_to(arg1).expect("Failure");
+                    }
+                    app.mode = Mode::Normal
+                }
                 _ => {}
             }
         }