rectangular selection: add option to select with Alt+Shift

docs/changelog.md

@@ -25,7 +25,7 @@ As features stabilize some brief notes about them will accumulate here.
 * `wezterm cli list --format json` and `wezterm cli list-clients --format json` allow retrieving data in json format. Thanks to [@ratmice](https://github.com/ratmice)! [#1911](https://github.com/wez/wezterm/pull/1911)
 * macOS, Windows: you may now drag and drop files from other programs and have their paths paste into the terminal. The new [quote_dropped_files](config/lua/config/quote_dropped_files.md) option controls how the file names are quoted. Thanks to [@junnplus](https://github.com/junnplus) and [@datasone](https://github.com/datasone)! [#1868](https://github.com/wez/wezterm/pull/1868) [#1953](https://github.com/wez/wezterm/pull/1953)
 * The mouse scroll wheel now cycles between tabs when hovering over the tab tab. Thanks to [@junnplus](https://github.com/junnplus)! [#1726](https://github.com/wez/wezterm/issues/1726)
-* Holding down `ALT` while dragging the left button will select a rectangular block.  [ExtendSelectionToMouseCursor](config/lua/keyassignment/ExtendSelectionToMouseCursor.md) now accepts `"Block"` as a selection mode. [#1361](https://github.com/wez/wezterm/issues/1361)
+* Holding down `ALT` while dragging the left button will select a rectangular block. It is also possible to use `ALT+SHIFT` to select a rectangular block. [ExtendSelectionToMouseCursor](config/lua/keyassignment/ExtendSelectionToMouseCursor.md) and [SelectTextAtMouseCursor](config/lua/keyassignment/SelectTextAtMouseCursor.md) now accept `"Block"` as a selection mode. Thanks to [@Funami580](https://github.com/Funami580) for helping! [#1361](https://github.com/wez/wezterm/issues/1361)
 * In Copy Mode, `CTRL-v` will enable rectangular block selection mode. [#1656](https://github.com/wez/wezterm/issues/1656)
 * Copy Mode: key assignments are [now configurable](copymode.md#configurable-key-assignments) [#993](https://github.com/wez/wezterm/issues/993)
 * Search Mode: key assignments are [now configurable](scrollback.md#configurable-key-assignments) [#993](https://github.com/wez/wezterm/issues/993)

docs/config/lua/keyassignment/SelectTextAtMouseCursor.md

@@ -27,3 +27,6 @@ return {
 [See Shell Integration docs](../../../shell-integration.md) for more details on
 how to set up your shell to define semantic zones.
 
+*Since: nightly builds only*
+
+The mode argument can also be `"Block"` to enable a rectangular block selection.

docs/config/mouse.md

@@ -32,7 +32,7 @@ that order.
 | Double Left Down | `NONE`   | `SelectTextAtMouseCursor="Word"`  |
 | Single Left Down | `NONE`   | `SelectTextAtMouseCursor="Cell"`  |
 | Single Left Down | `SHIFT`   | `ExtendSelectionToMouseCursor={}`  |
-| Single Left Down | `ALT`   | `ExtendSelectionToMouseCursor="Block"`  (*since: nightly builds only*) |
+| Single Left Down | `ALT`   | `SelectTextAtMouseCursor="Block"`  (*since: nightly builds only*) |
 | Single Left Up | `SHIFT`   | `CompleteSelectionOrOpenLinkAtMouseCursor="PrimarySelection"`  |
 | Single Left Up | `NONE`   | `CompleteSelectionOrOpenLinkAtMouseCursor="PrimarySelection"`  |
 | Single Left Up | `ALT`   | `CompleteSelection="PrimarySelection"`  (*since: nightly builds only*) |
@@ -40,6 +40,8 @@ that order.
 | Triple Left Up | `NONE`   | `CompleteSelection="PrimarySelection"`  |
 | Single Left Drag | `NONE`   | `ExtendSelectionToMouseCursor="Cell"`  |
 | Single Left Drag | `ALT`   | `ExtendSelectionToMouseCursor="Block"` (*since: nightly builds only*) |
+| Single Left Down | `ALT+SHIFT`   | `ExtendSelectionToMouseCursor="Block"`  (*since: nightly builds only*) |
+| Single Left Up | `ALT+SHIFT`   | `CompleteSelection="PrimarySelection"`  (*since: nightly builds only*) |
 | Double Left Drag | `NONE`   | `ExtendSelectionToMouseCursor="Word"`  |
 | Triple Left Drag | `NONE`   | `ExtendSelectionToMouseCursor="Line"`  |
 | Single Middle Down | `NONE`   | `PasteFrom="PrimarySelection"`  |

wezterm-gui/src/inputmap.rs

@@ -119,6 +119,24 @@ impl InputMap {
                     },
                     CompleteSelection(ClipboardCopyDestination::PrimarySelection)
                 ],
+                [
+                    Modifiers::ALT | Modifiers::SHIFT,
+                    MouseEventTrigger::Down {
+                        streak: 1,
+                        button: MouseButton::Left
+                    },
+                    ExtendSelectionToMouseCursor(Some(SelectionMode::Block))
+                ],
+                [
+                    Modifiers::ALT | Modifiers::SHIFT,
+                    MouseEventTrigger::Up {
+                        streak: 1,
+                        button: MouseButton::Left
+                    },
+                    CompleteSelectionOrOpenLinkAtMouseCursor(
+                        ClipboardCopyDestination::PrimarySelection
+                    )
+                ],
                 [
                     Modifiers::NONE,
                     MouseEventTrigger::Up {