Hi Nicolas, This is indeed a good idea as it mimics the creation of a row in emacs text-mode with "C-o".
Best wishes, Ruy On Sat, Nov 18, 2017 at 9:37 PM, Nicolas Goaziou <m...@nicolasgoaziou.fr> wrote: > Hello, > > Ruy Exel <ruye...@gmail.com> writes: > > > Given a simple table such as > > > > | Name | Age | > > |-------+-----| > > | John | 20 | > > | Peter | 25 | > > |-------+-----| > > > > place the cursor in the cell containing 'Age', insert two columns > pressing > > 'M-S-right' each time and, immediately after that, delete two columns > with > > "M-S-left". One would expect the table to return to its original state, > > but is doesn't. In reality the table becomes > > > > | | Age | > > |---+-----| > > | | 20 | > > | | 25 | > > |---+-----| > > > > because the second deletion actually kills the column labeled "Name". > > > > Contrast this with the behaviour of inserting and deleting characters in > > text-mode and you will see that the above behaviour is counter intuitive. > > > > I believe this is due to the fact that 'M-S-right' inserts a column at > the > > cursor, placing the cursor within the inserted column, while, after > > deletion, the cursor is placed in the column to the LEFT of the deleted > > column (except after deleting the leftmost column). > > > > A possible solution is to place the column to the RIGHT of the deleted > > column after deletion (except after deleting the rightmost column). > > The deletion is triggered by pressing the <LEFT> arrow. Your suggestion > would make the point move right. This is not optimal either. > > Maybe the other way is better. Since column creation is triggered by > pressing <RIGHT> arrow, we might create it to the right of the current > column, and point would move into it. > > WDYT? > > Regards, > > -- > Nicolas Goaziou > On Sat, Nov 18, 2017 at 9:37 PM, Nicolas Goaziou <m...@nicolasgoaziou.fr> wrote: > Hello, > > Ruy Exel <ruye...@gmail.com> writes: > > > Given a simple table such as > > > > | Name | Age | > > |-------+-----| > > | John | 20 | > > | Peter | 25 | > > |-------+-----| > > > > place the cursor in the cell containing 'Age', insert two columns > pressing > > 'M-S-right' each time and, immediately after that, delete two columns > with > > "M-S-left". One would expect the table to return to its original state, > > but is doesn't. In reality the table becomes > > > > | | Age | > > |---+-----| > > | | 20 | > > | | 25 | > > |---+-----| > > > > because the second deletion actually kills the column labeled "Name". > > > > Contrast this with the behaviour of inserting and deleting characters in > > text-mode and you will see that the above behaviour is counter intuitive. > > > > I believe this is due to the fact that 'M-S-right' inserts a column at > the > > cursor, placing the cursor within the inserted column, while, after > > deletion, the cursor is placed in the column to the LEFT of the deleted > > column (except after deleting the leftmost column). > > > > A possible solution is to place the column to the RIGHT of the deleted > > column after deletion (except after deleting the rightmost column). > > The deletion is triggered by pressing the <LEFT> arrow. Your suggestion > would make the point move right. This is not optimal either. > > Maybe the other way is better. Since column creation is triggered by > pressing <RIGHT> arrow, we might create it to the right of the current > column, and point would move into it. > > WDYT? > > Regards, > > -- > Nicolas Goaziou >
