# window_copy_update_selection

- **Language:** C
- **Kind:** function
- **Source:** https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L3879
- **Page:** https://libtmux.org/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_update_selection/

```c
static int window_copy_update_selection(struct window_mode_entry *, int, int)
```

## Parameters

- `wme` (`struct window_mode_entry *`)
- `may_redraw` (`int`)
- `no_reset` (`int`)

## Called by

- [`window_copy_acquire_cursor_down`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_acquire_cursor_down/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L5076)
- [`window_copy_acquire_cursor_up`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_acquire_cursor_up/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L5047)
- [`window_copy_cmd_bottom_line`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_bottom_line/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L942)
- [`window_copy_cmd_history_bottom`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_history_bottom/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L1192)
- [`window_copy_cmd_history_top`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_history_top/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L1213)
- [`window_copy_cmd_middle_line`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_middle_line/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L1282)
- [`window_copy_cmd_select_word`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_select_word/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L1815)
- [`window_copy_cmd_top_line`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cmd_top_line/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L1858)
- [`window_copy_cursor_down`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cursor_down/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4530)
- [`window_copy_cursor_up`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_cursor_up/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4460)
- [`window_copy_drag_update`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_drag_update/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4966)
- [`window_copy_goto_line`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_goto_line/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L3439)
- [`window_copy_jump_to_mark`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_jump_to_mark/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L5021)
- [`window_copy_other_end`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_other_end/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4382)
- [`window_copy_pagedown`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_pagedown/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L655)
- [`window_copy_pageup1`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_pageup1/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L605)
- [`window_copy_rectangle_set`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_rectangle_set/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4855)
- [`window_copy_scroll_down`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_scroll_down/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4828)
- [`window_copy_scroll_to`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_scroll_to/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L2487)
- [`window_copy_scroll_up`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_scroll_up/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L4792)

## Calls

- [`window_copy_set_selection`](/en/tmux/3.2a/reference/c-function-window-copy-c-window_copy_set_selection/) (function) [Call site](https://github.com/tmux/tmux/blob/3b929f332aafa7f1080eacc31feb11ffbb1d1841/window-copy.c#L3887)

## Referenced declarations

- [`window_mode_entry.data`](/en/tmux/3.2a/reference/c-struct-window_mode_entry-data/) (attribute)
- [`window_copy_mode_data.lineflag`](/en/tmux/3.2a/reference/c-struct-window_copy_mode_data-lineflag/) (attribute)
- [`window_copy_mode_data.screen`](/en/tmux/3.2a/reference/c-struct-window_copy_mode_data-screen/) (attribute)
- [`screen.sel`](/en/tmux/3.2a/reference/c-struct-screen-sel/) (attribute)
- [`window_mode_entry`](/en/tmux/3.2a/reference/c-struct-window_mode_entry/) (struct)