Files
komp_ac/canvas/src/editor/mode.rs
2025-08-18 19:42:31 +02:00

306 lines
9.3 KiB
Rust

// src/editor/mode.rs
#[cfg(feature = "cursor-style")]
use crate::canvas::CursorManager;
use crate::canvas::modes::AppMode;
use crate::canvas::state::SelectionState;
use crate::editor::FormEditor;
use crate::DataProvider;
impl<D: DataProvider> FormEditor<D> {
/// Change mode
pub fn set_mode(&mut self, mode: AppMode) {
// Avoid unused param warning in normalmode
#[cfg(feature = "textmode-normal")]
let _ = mode;
// NORMALMODE: force Edit, ignore requested mode
#[cfg(feature = "textmode-normal")]
{
self.ui_state.current_mode = AppMode::Edit;
self.ui_state.selection = SelectionState::None;
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(AppMode::Edit);
}
}
// Default (not normal): original vim behavior
#[cfg(not(feature = "textmode-normal"))]
match (self.ui_state.current_mode, mode) {
(AppMode::ReadOnly, AppMode::Highlight) => {
self.enter_highlight_mode();
}
(AppMode::Highlight, AppMode::ReadOnly) => {
self.exit_highlight_mode();
}
(_, new_mode) => {
self.ui_state.current_mode = new_mode;
if new_mode != AppMode::Highlight {
self.ui_state.selection = SelectionState::None;
}
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(new_mode);
}
}
}
}
/// Exit edit mode to read-only mode
pub fn exit_edit_mode(&mut self) -> anyhow::Result<()> {
#[cfg(feature = "validation")]
{
let current_text = self.current_text();
if !self.ui_state.validation.allows_field_switch(
self.ui_state.current_field,
current_text,
) {
if let Some(reason) = self
.ui_state
.validation
.field_switch_block_reason(
self.ui_state.current_field,
current_text,
)
{
self.ui_state
.validation
.set_last_switch_block(reason.clone());
return Err(anyhow::anyhow!(
"Cannot exit edit mode: {}",
reason
));
}
}
}
let current_text = self.current_text();
if !current_text.is_empty() {
let max_normal_pos =
current_text.chars().count().saturating_sub(1);
if self.ui_state.cursor_pos > max_normal_pos {
self.ui_state.cursor_pos = max_normal_pos;
self.ui_state.ideal_cursor_column = self.ui_state.cursor_pos;
}
}
#[cfg(feature = "validation")]
{
let field_index = self.ui_state.current_field;
if let Some(cfg) =
self.ui_state.validation.get_field_config(field_index)
{
if cfg.external_validation_enabled {
let text = self.current_text().to_string();
if !text.is_empty() {
self.set_external_validation(
field_index,
crate::validation::ExternalValidationState::Validating,
);
if let Some(cb) =
self.external_validation_callback.as_mut()
{
let final_state = cb(field_index, &text);
self.set_external_validation(field_index, final_state);
}
}
}
}
}
// NORMALMODE: stay in Edit (do not switch to ReadOnly)
#[cfg(feature = "textmode-normal")]
{
#[cfg(feature = "suggestions")]
{
self.close_suggestions();
}
Ok(())
}
// Default (not normal): original vim behavior
#[cfg(not(feature = "textmode-normal"))]
{
self.set_mode(AppMode::ReadOnly);
#[cfg(feature = "suggestions")]
{
self.close_suggestions();
}
Ok(())
}
}
/// Enter edit mode
pub fn enter_edit_mode(&mut self) {
#[cfg(feature = "computed")]
{
if let Some(computed_state) = &self.ui_state.computed {
if computed_state.is_computed_field(self.ui_state.current_field)
{
return;
}
}
}
// NORMALMODE: already in Edit, but enforce it
#[cfg(feature = "textmode-normal")]
{
self.ui_state.current_mode = AppMode::Edit;
self.ui_state.selection = SelectionState::None;
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(AppMode::Edit);
}
}
// Default (not normal): vim behavior
#[cfg(not(feature = "textmode-normal"))]
self.set_mode(AppMode::Edit);
}
// -------------------- Highlight/Visual mode -------------------------
pub fn enter_highlight_mode(&mut self) {
// NORMALMODE: ignore request (stay in Edit)
#[cfg(feature = "textmode-normal")]
{
}
// Default (not normal): original vim
#[cfg(not(feature = "textmode-normal"))]
{
if self.ui_state.current_mode == AppMode::ReadOnly {
self.ui_state.current_mode = AppMode::Highlight;
self.ui_state.selection = SelectionState::Characterwise {
anchor: (self.ui_state.current_field, self.ui_state.cursor_pos),
};
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(AppMode::Highlight);
}
}
}
}
pub fn enter_highlight_line_mode(&mut self) {
// NORMALMODE: ignore
#[cfg(feature = "textmode-normal")]
{
}
// Default (not normal): original vim
#[cfg(not(feature = "textmode-normal"))]
{
if self.ui_state.current_mode == AppMode::ReadOnly {
self.ui_state.current_mode = AppMode::Highlight;
self.ui_state.selection =
SelectionState::Linewise { anchor_field: self.ui_state.current_field };
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(AppMode::Highlight);
}
}
}
}
pub fn exit_highlight_mode(&mut self) {
// NORMALMODE: ignore
#[cfg(feature = "textmode-normal")]
{
}
// Default (not normal): original vim
#[cfg(not(feature = "textmode-normal"))]
{
if self.ui_state.current_mode == AppMode::Highlight {
self.ui_state.current_mode = AppMode::ReadOnly;
self.ui_state.selection = SelectionState::None;
#[cfg(feature = "cursor-style")]
{
let _ = CursorManager::update_for_mode(AppMode::ReadOnly);
}
}
}
}
pub fn is_highlight_mode(&self) -> bool {
#[cfg(feature = "textmode-normal")]
{
false
}
#[cfg(not(feature = "textmode-normal"))]
{
return self.ui_state.current_mode == AppMode::Highlight;
}
}
pub fn selection_state(&self) -> &SelectionState {
&self.ui_state.selection
}
// Visual-mode movements reuse existing movement methods
// These keep calling the movement methods; in normalmode selection is never enabled,
// so these just move without creating a selection.
pub fn move_left_with_selection(&mut self) {
let _ = self.move_left();
}
pub fn move_right_with_selection(&mut self) {
let _ = self.move_right();
}
pub fn move_up_with_selection(&mut self) {
let _ = self.move_up();
}
pub fn move_down_with_selection(&mut self) {
let _ = self.move_down();
}
pub fn move_word_next_with_selection(&mut self) {
self.move_word_next();
}
pub fn move_word_end_with_selection(&mut self) {
self.move_word_end();
}
pub fn move_word_prev_with_selection(&mut self) {
self.move_word_prev();
}
pub fn move_word_end_prev_with_selection(&mut self) {
self.move_word_end_prev();
}
pub fn move_big_word_next_with_selection(&mut self) {
self.move_big_word_next();
}
pub fn move_big_word_end_with_selection(&mut self) {
self.move_big_word_end();
}
pub fn move_big_word_prev_with_selection(&mut self) {
self.move_big_word_prev();
}
pub fn move_big_word_end_prev_with_selection(&mut self) {
self.move_big_word_end_prev();
}
pub fn move_line_start_with_selection(&mut self) {
self.move_line_start();
}
pub fn move_line_end_with_selection(&mut self) {
self.move_line_end();
}
}