shithub: puzzles

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Make peg removal accessible from the keyboard.

[originally from svn r6032]

--- a/guess.c

+++ b/guess.c

@@ -714,6 +714,10 @@

             set_peg(&from->params, ui, ui->peg_cur, ui->colour_cur+1);

             ret = "";

         }

+    } else if (button == 'D' || button == 'd' || button == '\b') {

+        ui->display_cur = 1;

+        set_peg(&from->params, ui, ui->peg_cur, 0);

+        ret = "";

     } else if (button == 'H' || button == 'h') {

         ui->display_cur = 1;

         ui->holds[ui->peg_cur] = 1 - ui->holds[ui->peg_cur];

--- a/puzzles.but

+++ b/puzzles.but

@@ -1077,7 +1077,8 @@

 Alternatively, with the keyboard, the up and down cursor keys can be

 used to select a peg colour, the left and right keys to select a

 peg position, and the space bar or Enter key to place a peg of the

-selected colour in the chosen position. \q{H} adds a hold marker.

+selected colour in the chosen position. \q{D} or Backspace removes a

+peg, and \q{H} adds a hold marker.

 When the guess is complete, the smaller feedback pegs will be highlighted;

 clicking on these (or moving the peg cursor to them with the arrow keys