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Diffstat (limited to 'ADVANCED.md')
| -rw-r--r-- | ADVANCED.md | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/ADVANCED.md b/ADVANCED.md index 661bac11..535fdf1b 100644 --- a/ADVANCED.md +++ b/ADVANCED.md @@ -1,8 +1,8 @@ Advanced fzf examples ====================== -* *Last update: 2023/05/26* -* *Requires fzf 0.41.0 or above* +* *Last update: 2023/12/29* +* *Requires fzf 0.45.0 or above* --- @@ -16,6 +16,7 @@ Advanced fzf examples * [Dynamic reloading of the list](#dynamic-reloading-of-the-list) * [Updating the list of processes by pressing CTRL-R](#updating-the-list-of-processes-by-pressing-ctrl-r) * [Toggling between data sources](#toggling-between-data-sources) + * [Toggling with a single key binding](#toggling-with-a-single-key-binding) * [Ripgrep integration](#ripgrep-integration) * [Using fzf as the secondary filter](#using-fzf-as-the-secondary-filter) * [Using fzf as interactive Ripgrep launcher](#using-fzf-as-interactive-ripgrep-launcher) @@ -208,6 +209,30 @@ find * | fzf --prompt 'All> ' \  +### Toggling with a single key binding + +The above example uses two different key bindings to toggle between two modes, +but can we just use a single key binding? + +To make a key binding behave differently each time it is pressed, we need: + +1. a way to store the current state. i.e. "which mode are we in?" +2. and a way to dynamically perform different actions depending on the state. + +The following example shows how to 1. store the current mode in the prompt +string, 2. and use this information (`{fzf:prompt}`) to determine which +actions to perform using the `transform` action. + +```sh +fd --type file | + fzf --prompt 'Files> ' \ + --header 'CTRL-T: Switch between Files/Directories' \ + --bind 'ctrl-t:transform:[[ ! {fzf:prompt} =~ Files ]] && + echo "change-prompt(Files> )+reload(fd --type file)" || + echo "change-prompt(Directories> )+reload(fd --type directory)"' \ + --preview '[[ {fzf:prompt} =~ Files ]] && bat --color=always {} || tree -C {}' +``` + Ripgrep integration ------------------- |