diff options
| -rw-r--r-- | core/src/text/editor.rs | 23 | ||||
| -rw-r--r-- | graphics/src/text/editor.rs | 70 |
2 files changed, 70 insertions, 23 deletions
diff --git a/core/src/text/editor.rs b/core/src/text/editor.rs index f87e18f3..3adfc61a 100644 --- a/core/src/text/editor.rs +++ b/core/src/text/editor.rs @@ -78,6 +78,29 @@ impl Motion { _ => self, } } + + pub fn direction(&self) -> Direction { + match self { + Self::Left + | Self::Up + | Self::WordLeft + | Self::Home + | Self::PageUp + | Self::DocumentStart => Direction::Left, + Self::Right + | Self::Down + | Self::WordRight + | Self::End + | Self::PageDown + | Self::DocumentEnd => Direction::Right, + } + } +} + +#[derive(Debug, Clone, Copy, PartialEq, Eq)] +pub enum Direction { + Left, + Right, } /// The cursor of an [`Editor`]. diff --git a/graphics/src/text/editor.rs b/graphics/src/text/editor.rs index 83d41c85..d88bcd1d 100644 --- a/graphics/src/text/editor.rs +++ b/graphics/src/text/editor.rs @@ -1,4 +1,4 @@ -use crate::core::text::editor::{self, Action, Cursor, Motion}; +use crate::core::text::editor::{self, Action, Cursor, Direction, Motion}; use crate::core::text::LineHeight; use crate::core::{Font, Pixels, Point, Rectangle, Size}; use crate::text; @@ -219,30 +219,37 @@ impl editor::Editor for Editor { match action { // Motion events Action::Move(motion) => { - if let Some(_selection) = editor.select_opt() { + if let Some(selection) = editor.select_opt() { + let cursor = editor.cursor(); + + let (left, right) = if cursor < selection { + (cursor, selection) + } else { + (selection, cursor) + }; + editor.set_select_opt(None); + + match motion { + // These motions are performed as-is even when a selection + // is present + Motion::Home + | Motion::End + | Motion::DocumentStart + | Motion::DocumentEnd => { + editor.action( + font_system.raw(), + motion_to_action(motion), + ); + } + // Other motions simply move the cursor to one end of the selection + _ => editor.set_cursor(match motion.direction() { + Direction::Left => left, + Direction::Right => right, + }), + } } else { - editor.action( - font_system.raw(), - match motion { - Motion::Left => cosmic_text::Action::Left, - Motion::Right => cosmic_text::Action::Right, - Motion::Up => cosmic_text::Action::Up, - Motion::Down => cosmic_text::Action::Down, - Motion::WordLeft => cosmic_text::Action::LeftWord, - Motion::WordRight => cosmic_text::Action::RightWord, - Motion::Home => cosmic_text::Action::Home, - Motion::End => cosmic_text::Action::End, - Motion::PageUp => cosmic_text::Action::PageUp, - Motion::PageDown => cosmic_text::Action::PageDown, - Motion::DocumentStart => { - cosmic_text::Action::BufferStart - } - Motion::DocumentEnd => { - cosmic_text::Action::BufferEnd - } - }, - ); + editor.action(font_system.raw(), motion_to_action(motion)); } } @@ -509,3 +516,20 @@ fn visual_lines_offset(line: usize, buffer: &cosmic_text::Buffer) -> i32 { visual_lines_before_start as i32 - buffer.scroll() } + +fn motion_to_action(motion: Motion) -> cosmic_text::Action { + match motion { + Motion::Left => cosmic_text::Action::Left, + Motion::Right => cosmic_text::Action::Right, + Motion::Up => cosmic_text::Action::Up, + Motion::Down => cosmic_text::Action::Down, + Motion::WordLeft => cosmic_text::Action::LeftWord, + Motion::WordRight => cosmic_text::Action::RightWord, + Motion::Home => cosmic_text::Action::Home, + Motion::End => cosmic_text::Action::End, + Motion::PageUp => cosmic_text::Action::PageUp, + Motion::PageDown => cosmic_text::Action::PageDown, + Motion::DocumentStart => cosmic_text::Action::BufferStart, + Motion::DocumentEnd => cosmic_text::Action::BufferEnd, + } +} |