644 lines
19 KiB
Rust
644 lines
19 KiB
Rust
use std::iter;
|
|
use std::collections::HashMap;
|
|
use std::rc::Rc;
|
|
use std::sync::Arc;
|
|
use std::cell::RefCell;
|
|
use std::cmp::{max, min};
|
|
|
|
use gtk;
|
|
use gtk::prelude::*;
|
|
use cairo;
|
|
use pango;
|
|
|
|
use unicode_segmentation::UnicodeSegmentation;
|
|
|
|
use neovim_lib::Value;
|
|
|
|
use nvim::{self, NeovimClient};
|
|
use mode;
|
|
use ui_model::{Attrs, ModelLayout};
|
|
use ui::UiMutex;
|
|
use render::{self, CellMetrics};
|
|
use shell;
|
|
use cursor;
|
|
use popup_menu;
|
|
|
|
pub struct Level {
|
|
model_layout: ModelLayout,
|
|
prompt_offset: usize,
|
|
preferred_width: i32,
|
|
preferred_height: i32,
|
|
}
|
|
|
|
impl Level {
|
|
pub fn insert(&mut self, c: String, shift: bool, render_state: &shell::RenderState) {
|
|
self.model_layout.insert_char(c, shift);
|
|
self.update_preferred_size(render_state);
|
|
}
|
|
|
|
pub fn replace_from_ctx(&mut self, ctx: &CmdLineContext, render_state: &shell::RenderState) {
|
|
let content = ctx.get_lines();
|
|
self.replace_line(content.lines, false);
|
|
self.prompt_offset = content.prompt_offset;
|
|
self.model_layout
|
|
.set_cursor(self.prompt_offset + ctx.pos as usize);
|
|
self.update_preferred_size(render_state);
|
|
}
|
|
|
|
pub fn from_ctx(ctx: &CmdLineContext, render_state: &shell::RenderState) -> Self {
|
|
let content = ctx.get_lines();
|
|
let mut level = Level::from_lines(content.lines, ctx.max_width, render_state);
|
|
|
|
level.prompt_offset = content.prompt_offset;
|
|
level
|
|
.model_layout
|
|
.set_cursor(level.prompt_offset + ctx.pos as usize);
|
|
level.update_preferred_size(render_state);
|
|
|
|
level
|
|
}
|
|
|
|
fn replace_line(&mut self, lines: Vec<Vec<(Option<Attrs>, Vec<String>)>>, append: bool) {
|
|
if append {
|
|
self.model_layout.layout_append(lines);
|
|
} else {
|
|
self.model_layout.layout(lines);
|
|
}
|
|
}
|
|
|
|
fn update_preferred_size(&mut self, render_state: &shell::RenderState) {
|
|
let &CellMetrics {
|
|
line_height,
|
|
char_width,
|
|
..
|
|
} = render_state.font_ctx.cell_metrics();
|
|
|
|
let (columns, rows) = self.model_layout.size();
|
|
let columns = max(columns, 5);
|
|
|
|
self.preferred_width = (char_width * columns as f64) as i32;
|
|
self.preferred_height = (line_height * rows as f64) as i32;
|
|
}
|
|
|
|
pub fn from_multiline_content(
|
|
content: &Vec<Vec<(HashMap<String, Value>, String)>>,
|
|
max_width: i32,
|
|
render_state: &shell::RenderState,
|
|
) -> Self {
|
|
Level::from_lines(
|
|
content.to_attributed_content(),
|
|
max_width,
|
|
render_state,
|
|
)
|
|
}
|
|
|
|
pub fn from_lines(
|
|
lines: Vec<Vec<(Option<Attrs>, Vec<String>)>>,
|
|
max_width: i32,
|
|
render_state: &shell::RenderState,
|
|
) -> Self {
|
|
let &CellMetrics { char_width, .. } = render_state.font_ctx.cell_metrics();
|
|
|
|
let max_width_chars = (max_width as f64 / char_width) as u64;
|
|
|
|
let mut model_layout = ModelLayout::new(max_width_chars);
|
|
model_layout.layout(lines);
|
|
|
|
let mut level = Level {
|
|
model_layout,
|
|
preferred_width: -1,
|
|
preferred_height: -1,
|
|
prompt_offset: 0,
|
|
};
|
|
|
|
level.update_preferred_size(render_state);
|
|
level
|
|
}
|
|
|
|
fn update_cache(&mut self, render_state: &shell::RenderState) {
|
|
render::shape_dirty(
|
|
&render_state.font_ctx,
|
|
&mut self.model_layout.model,
|
|
&render_state.color_model,
|
|
);
|
|
}
|
|
|
|
fn set_cursor(&mut self, render_state: &shell::RenderState, pos: usize) {
|
|
self.model_layout.set_cursor(self.prompt_offset + pos);
|
|
self.update_preferred_size(render_state);
|
|
}
|
|
}
|
|
|
|
fn prompt_lines(
|
|
firstc: &str,
|
|
prompt: &str,
|
|
indent: u64,
|
|
) -> (usize, Vec<(Option<Attrs>, Vec<String>)>) {
|
|
let prompt: Vec<(Option<Attrs>, Vec<String>)> = if !firstc.is_empty() {
|
|
if firstc.len() >= indent as usize {
|
|
vec![(None, vec![firstc.to_owned()])]
|
|
} else {
|
|
vec![
|
|
(
|
|
None,
|
|
iter::once(firstc.to_owned())
|
|
.chain((firstc.len()..indent as usize).map(|_| " ".to_owned()))
|
|
.collect(),
|
|
),
|
|
]
|
|
}
|
|
} else if !prompt.is_empty() {
|
|
prompt
|
|
.lines()
|
|
.map(|l| (None, l.graphemes(true).map(|g| g.to_owned()).collect()))
|
|
.collect()
|
|
} else {
|
|
vec![]
|
|
};
|
|
|
|
let prompt_offset = prompt.last().map(|l| l.1.len()).unwrap_or(0);
|
|
|
|
(prompt_offset, prompt)
|
|
}
|
|
|
|
struct State {
|
|
nvim: Option<Rc<nvim::NeovimClient>>,
|
|
levels: Vec<Level>,
|
|
block: Option<Level>,
|
|
render_state: Rc<RefCell<shell::RenderState>>,
|
|
drawing_area: gtk::DrawingArea,
|
|
cursor: Option<cursor::BlinkCursor<State>>,
|
|
}
|
|
|
|
impl State {
|
|
fn new(drawing_area: gtk::DrawingArea, render_state: Rc<RefCell<shell::RenderState>>) -> Self {
|
|
State {
|
|
nvim: None,
|
|
levels: Vec::new(),
|
|
block: None,
|
|
render_state,
|
|
drawing_area,
|
|
cursor: None,
|
|
}
|
|
}
|
|
|
|
fn request_area_size(&self) {
|
|
let drawing_area = self.drawing_area.clone();
|
|
let block = self.block.as_ref();
|
|
let level = self.levels.last();
|
|
|
|
let (block_width, block_height) = block
|
|
.map(|b| (b.preferred_width, b.preferred_height))
|
|
.unwrap_or((0, 0));
|
|
let (level_width, level_height) = level
|
|
.map(|l| (l.preferred_width, l.preferred_height))
|
|
.unwrap_or((0, 0));
|
|
|
|
drawing_area.set_size_request(
|
|
max(level_width, block_width),
|
|
max(block_height + level_height, 40),
|
|
);
|
|
}
|
|
|
|
fn preferred_height(&self) -> i32 {
|
|
let level = self.levels.last();
|
|
level.map(|l| l.preferred_height).unwrap_or(0)
|
|
+ self.block.as_ref().map(|b| b.preferred_height).unwrap_or(0)
|
|
}
|
|
|
|
fn set_cursor(&mut self, render_state: &shell::RenderState, pos: usize, level: usize) {
|
|
debug_assert!(level > 0);
|
|
|
|
// queue old cursor position
|
|
self.queue_redraw_cursor();
|
|
|
|
self.levels
|
|
.get_mut(level - 1)
|
|
.map(|l| l.set_cursor(render_state, pos));
|
|
}
|
|
|
|
fn queue_redraw_cursor(&mut self) {
|
|
if let Some(ref level) = self.levels.last() {
|
|
let level_preferred_height = level.preferred_height;
|
|
let block_preferred_height =
|
|
self.block.as_ref().map(|b| b.preferred_height).unwrap_or(0);
|
|
|
|
let gap = self.drawing_area.get_allocated_height() - level_preferred_height
|
|
- block_preferred_height;
|
|
|
|
let model = &level.model_layout.model;
|
|
|
|
let mut cur_point = model.cur_point();
|
|
cur_point.extend_by_items(model);
|
|
|
|
let render_state = self.render_state.borrow();
|
|
let cell_metrics = render_state.font_ctx.cell_metrics();
|
|
|
|
let (x, y, width, height) = cur_point.to_area_extend_ink(model, cell_metrics);
|
|
|
|
if gap > 0 {
|
|
self.drawing_area
|
|
.queue_draw_area(x, y + gap / 2, width, height);
|
|
} else {
|
|
self.drawing_area
|
|
.queue_draw_area(x, y + block_preferred_height, width, height);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl cursor::CursorRedrawCb for State {
|
|
fn queue_redraw_cursor(&mut self) {
|
|
self.queue_redraw_cursor();
|
|
}
|
|
}
|
|
|
|
pub struct CmdLine {
|
|
popover: gtk::Popover,
|
|
wild_tree: gtk::TreeView,
|
|
wild_scroll: gtk::ScrolledWindow,
|
|
wild_css_provider: gtk::CssProvider,
|
|
wild_renderer: gtk::CellRendererText,
|
|
wild_column: gtk::TreeViewColumn,
|
|
displyed: bool,
|
|
state: Arc<UiMutex<State>>,
|
|
}
|
|
|
|
impl CmdLine {
|
|
pub fn new(drawing: >k::DrawingArea, render_state: Rc<RefCell<shell::RenderState>>) -> Self {
|
|
let popover = gtk::Popover::new(Some(drawing));
|
|
popover.set_modal(false);
|
|
popover.set_position(gtk::PositionType::Right);
|
|
|
|
let content = gtk::Box::new(gtk::Orientation::Vertical, 0);
|
|
|
|
let drawing_area = gtk::DrawingArea::new();
|
|
content.pack_start(&drawing_area, true, true, 0);
|
|
|
|
let state = Arc::new(UiMutex::new(State::new(drawing_area.clone(), render_state)));
|
|
let weak_cb = Arc::downgrade(&state);
|
|
let cursor = cursor::BlinkCursor::new(weak_cb);
|
|
state.borrow_mut().cursor = Some(cursor);
|
|
|
|
drawing_area.connect_draw(clone!(state => move |_, ctx| gtk_draw(ctx, &state)));
|
|
|
|
let (wild_scroll, wild_tree, wild_css_provider, wild_renderer, wild_column) =
|
|
CmdLine::create_widlmenu(&state);
|
|
content.pack_start(&wild_scroll, false, true, 0);
|
|
popover.add(&content);
|
|
|
|
drawing_area.show_all();
|
|
content.show();
|
|
|
|
CmdLine {
|
|
popover,
|
|
state,
|
|
displyed: false,
|
|
wild_scroll,
|
|
wild_tree,
|
|
wild_css_provider,
|
|
wild_renderer,
|
|
wild_column,
|
|
}
|
|
}
|
|
|
|
fn create_widlmenu(
|
|
state: &Arc<UiMutex<State>>,
|
|
) -> (
|
|
gtk::ScrolledWindow,
|
|
gtk::TreeView,
|
|
gtk::CssProvider,
|
|
gtk::CellRendererText,
|
|
gtk::TreeViewColumn,
|
|
) {
|
|
let css_provider = gtk::CssProvider::new();
|
|
|
|
let tree = gtk::TreeView::new();
|
|
let style_context = tree.get_style_context().unwrap();
|
|
style_context.add_provider(&css_provider, gtk::STYLE_PROVIDER_PRIORITY_APPLICATION);
|
|
|
|
tree.get_selection().set_mode(gtk::SelectionMode::Single);
|
|
tree.set_headers_visible(false);
|
|
tree.set_can_focus(false);
|
|
|
|
let renderer = gtk::CellRendererText::new();
|
|
renderer.set_property_ellipsize(pango::EllipsizeMode::End);
|
|
|
|
let column = gtk::TreeViewColumn::new();
|
|
column.pack_start(&renderer, true);
|
|
column.add_attribute(&renderer, "text", 0);
|
|
tree.append_column(&column);
|
|
|
|
let scroll = gtk::ScrolledWindow::new(None, None);
|
|
scroll.set_propagate_natural_height(true);
|
|
scroll.set_propagate_natural_width(true);
|
|
|
|
scroll.add(&tree);
|
|
|
|
tree.connect_button_press_event(clone!(state => move |tree, ev| {
|
|
let state = state.borrow();
|
|
let nvim = state.nvim.as_ref().unwrap().nvim();
|
|
if let Some(mut nvim) = nvim {
|
|
popup_menu::tree_button_press(tree, ev, &mut *nvim, "");
|
|
}
|
|
Inhibit(false)
|
|
}));
|
|
|
|
(scroll, tree, css_provider, renderer, column)
|
|
}
|
|
|
|
pub fn show_level(&mut self, ctx: &CmdLineContext) {
|
|
let mut state = self.state.borrow_mut();
|
|
if state.nvim.is_none() {
|
|
state.nvim = Some(ctx.nvim.clone());
|
|
}
|
|
let render_state = state.render_state.clone();
|
|
let render_state = render_state.borrow();
|
|
|
|
if ctx.level_idx as usize == state.levels.len() {
|
|
let level = state.levels.last_mut().unwrap();
|
|
level.replace_from_ctx(ctx, &*render_state);
|
|
level.update_cache(&*render_state);
|
|
} else {
|
|
let mut level = Level::from_ctx(ctx, &*render_state);
|
|
level.update_cache(&*render_state);
|
|
state.levels.push(level);
|
|
}
|
|
|
|
state.request_area_size();
|
|
|
|
if !self.displyed {
|
|
self.displyed = true;
|
|
self.popover.set_pointing_to(>k::Rectangle {
|
|
x: ctx.x,
|
|
y: ctx.y,
|
|
width: ctx.width,
|
|
height: ctx.height,
|
|
});
|
|
|
|
self.popover.popup();
|
|
state.cursor.as_mut().unwrap().start();
|
|
} else {
|
|
state.drawing_area.queue_draw()
|
|
}
|
|
}
|
|
|
|
pub fn special_char(
|
|
&self,
|
|
render_state: &shell::RenderState,
|
|
c: String,
|
|
shift: bool,
|
|
level: u64,
|
|
) {
|
|
let mut state = self.state.borrow_mut();
|
|
|
|
if let Some(level) = state.levels.get_mut((level - 1) as usize) {
|
|
level.insert(c, shift, render_state);
|
|
level.update_cache(&*render_state);
|
|
} else {
|
|
error!("Level {} does not exists", level);
|
|
}
|
|
|
|
state.request_area_size();
|
|
state.drawing_area.queue_draw()
|
|
}
|
|
|
|
pub fn hide_level(&mut self, level_idx: u64) {
|
|
let mut state = self.state.borrow_mut();
|
|
|
|
if level_idx as usize == state.levels.len() {
|
|
state.levels.pop();
|
|
}
|
|
|
|
if state.levels.is_empty() {
|
|
self.popover.hide();
|
|
self.displyed = false;
|
|
state.cursor.as_mut().unwrap().leave_focus();
|
|
}
|
|
}
|
|
|
|
pub fn show_block(
|
|
&mut self,
|
|
content: &Vec<Vec<(HashMap<String, Value>, String)>>,
|
|
max_width: i32,
|
|
) {
|
|
let mut state = self.state.borrow_mut();
|
|
let mut block =
|
|
Level::from_multiline_content(content, max_width, &*state.render_state.borrow());
|
|
block.update_cache(&*state.render_state.borrow());
|
|
state.block = Some(block);
|
|
state.request_area_size();
|
|
}
|
|
|
|
pub fn block_append(&mut self, content: &Vec<(HashMap<String, Value>, String)>) {
|
|
let mut state = self.state.borrow_mut();
|
|
let render_state = state.render_state.clone();
|
|
{
|
|
let attr_content = content.to_attributed_content();
|
|
|
|
let block = state.block.as_mut().unwrap();
|
|
block.replace_line(attr_content, true);
|
|
block.update_preferred_size(&*render_state.borrow());
|
|
block.update_cache(&*render_state.borrow());
|
|
}
|
|
state.request_area_size();
|
|
}
|
|
|
|
pub fn block_hide(&self) {
|
|
self.state.borrow_mut().block = None;
|
|
}
|
|
|
|
pub fn pos(&self, render_state: &shell::RenderState, pos: u64, level: u64) {
|
|
self.state
|
|
.borrow_mut()
|
|
.set_cursor(render_state, pos as usize, level as usize);
|
|
}
|
|
|
|
pub fn set_mode_info(&self, mode_info: Option<mode::ModeInfo>) {
|
|
self.state
|
|
.borrow_mut()
|
|
.cursor
|
|
.as_mut()
|
|
.unwrap()
|
|
.set_mode_info(mode_info);
|
|
}
|
|
|
|
pub fn show_wildmenu(
|
|
&self,
|
|
items: Vec<String>,
|
|
render_state: &shell::RenderState,
|
|
max_width: i32,
|
|
) {
|
|
// update font/color
|
|
self.wild_renderer
|
|
.set_property_font(Some(&render_state.font_ctx.font_description().to_string()));
|
|
|
|
self.wild_renderer
|
|
.set_property_foreground_rgba(Some(&render_state.color_model.pmenu_fg().into()));
|
|
|
|
popup_menu::update_css(&self.wild_css_provider, &render_state.color_model);
|
|
|
|
// set width
|
|
// this calculation produce width more then needed, but this is looks ok :)
|
|
let max_item_width = (items.iter().map(|item| item.len()).max().unwrap() as f64
|
|
* render_state.font_ctx.cell_metrics().char_width) as i32
|
|
+ self.state.borrow().levels.last().unwrap().preferred_width;
|
|
self.wild_column
|
|
.set_fixed_width(min(max_item_width, max_width));
|
|
self.wild_scroll.set_max_content_width(max_width);
|
|
|
|
// load data
|
|
let list_store = gtk::ListStore::new(&vec![gtk::Type::String; 1]);
|
|
for item in items {
|
|
list_store.insert_with_values(None, &[0], &[&item]);
|
|
}
|
|
self.wild_tree.set_model(&list_store);
|
|
|
|
// set height
|
|
let treeview_height =
|
|
popup_menu::calc_treeview_height(&self.wild_tree, &self.wild_renderer);
|
|
|
|
self.wild_scroll.set_max_content_height(treeview_height);
|
|
|
|
self.wild_scroll.show_all();
|
|
}
|
|
|
|
pub fn hide_wildmenu(&self) {
|
|
self.wild_scroll.hide();
|
|
}
|
|
|
|
pub fn wildmenu_select(&self, selected: i64) {
|
|
if selected >= 0 {
|
|
let wild_tree = self.wild_tree.clone();
|
|
idle_add(move || {
|
|
let selected_path = gtk::TreePath::new_from_string(&format!("{}", selected));
|
|
wild_tree.get_selection().select_path(&selected_path);
|
|
wild_tree.scroll_to_cell(&selected_path, None, false, 0.0, 0.0);
|
|
|
|
Continue(false)
|
|
});
|
|
} else {
|
|
self.wild_tree.get_selection().unselect_all();
|
|
}
|
|
}
|
|
}
|
|
|
|
fn gtk_draw(ctx: &cairo::Context, state: &Arc<UiMutex<State>>) -> Inhibit {
|
|
let state = state.borrow();
|
|
let preferred_height = state.preferred_height();
|
|
let level = state.levels.last();
|
|
let block = state.block.as_ref();
|
|
|
|
let render_state = state.render_state.borrow();
|
|
|
|
let gap = state.drawing_area.get_allocated_height() - preferred_height;
|
|
if gap > 0 {
|
|
ctx.translate(0.0, (gap / 2) as f64);
|
|
}
|
|
|
|
render::clear(ctx);
|
|
|
|
if let Some(block) = block {
|
|
render::render(
|
|
ctx,
|
|
&cursor::EmptyCursor::new(),
|
|
&render_state.font_ctx,
|
|
&block.model_layout.model,
|
|
&render_state.color_model,
|
|
);
|
|
|
|
ctx.translate(0.0, block.preferred_height as f64);
|
|
}
|
|
|
|
if let Some(level) = level {
|
|
render::render(
|
|
ctx,
|
|
state.cursor.as_ref().unwrap(),
|
|
&render_state.font_ctx,
|
|
&level.model_layout.model,
|
|
&render_state.color_model,
|
|
);
|
|
}
|
|
|
|
render::fill_background(ctx, &render_state.color_model);
|
|
|
|
Inhibit(false)
|
|
}
|
|
|
|
pub struct CmdLineContext<'a> {
|
|
pub nvim: &'a Rc<NeovimClient>,
|
|
pub content: Vec<(HashMap<String, Value>, String)>,
|
|
pub pos: u64,
|
|
pub firstc: String,
|
|
pub prompt: String,
|
|
pub indent: u64,
|
|
pub level_idx: u64,
|
|
pub x: i32,
|
|
pub y: i32,
|
|
pub width: i32,
|
|
pub height: i32,
|
|
pub max_width: i32,
|
|
}
|
|
|
|
impl<'a> CmdLineContext<'a> {
|
|
fn get_lines(&self) -> LineContent {
|
|
let mut content_line = self.content.to_attributed_content();
|
|
let (prompt_offset, prompt_lines) = prompt_lines(&self.firstc, &self.prompt, self.indent);
|
|
|
|
let mut content: Vec<_> = prompt_lines.into_iter().map(|line| vec![line]).collect();
|
|
|
|
if content.is_empty() {
|
|
content.push(content_line.remove(0));
|
|
} else {
|
|
content.last_mut().map(|line| line.extend(content_line.remove(0)));
|
|
}
|
|
|
|
LineContent {
|
|
lines: content,
|
|
prompt_offset,
|
|
}
|
|
}
|
|
}
|
|
|
|
struct LineContent {
|
|
lines: Vec<Vec<(Option<Attrs>, Vec<String>)>>,
|
|
prompt_offset: usize,
|
|
}
|
|
|
|
trait ToAttributedModelContent {
|
|
fn to_attributed_content(&self) -> Vec<Vec<(Option<Attrs>, Vec<String>)>>;
|
|
}
|
|
|
|
impl ToAttributedModelContent for Vec<Vec<(HashMap<String, Value>, String)>> {
|
|
fn to_attributed_content(&self) -> Vec<Vec<(Option<Attrs>, Vec<String>)>> {
|
|
self.iter()
|
|
.map(|line_chars| {
|
|
line_chars
|
|
.iter()
|
|
.map(|c| {
|
|
(
|
|
Some(Attrs::from_value_map(&c.0)),
|
|
c.1.graphemes(true).map(|g| g.to_owned()).collect(),
|
|
)
|
|
})
|
|
.collect()
|
|
})
|
|
.collect()
|
|
}
|
|
}
|
|
|
|
impl ToAttributedModelContent for Vec<(HashMap<String, Value>, String)> {
|
|
fn to_attributed_content(&self) -> Vec<Vec<(Option<Attrs>, Vec<String>)>> {
|
|
vec![
|
|
self.iter()
|
|
.map(|c| {
|
|
(
|
|
Some(Attrs::from_value_map(&c.0)),
|
|
c.1.graphemes(true).map(|g| g.to_owned()).collect(),
|
|
)
|
|
})
|
|
.collect(),
|
|
]
|
|
}
|
|
}
|