You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

312 lines
11 KiB

/*
* meli -
*
* Copyright Manos Pitsidianakis
*
* This file is part of meli.
*
* meli is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* meli is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with meli. If not, see <http://www.gnu.org/licenses/>.
*/
use super::*;
#[derive(Debug, Copy, Clone, PartialEq, Eq)]
pub enum EditAttachmentCursor {
AttachmentNo(usize),
Buttons,
}
impl Default for EditAttachmentCursor {
fn default() -> Self {
EditAttachmentCursor::Buttons
}
}
#[derive(Debug)]
pub enum EditAttachmentMode {
Overview,
Edit {
inner: Box<FormWidget<FormButtonActions>>,
no: usize,
},
}
#[derive(Debug)]
pub struct EditAttachments {
pub mode: EditAttachmentMode,
pub buttons: ButtonWidget<FormButtonActions>,
pub cursor: EditAttachmentCursor,
pub dirty: bool,
pub id: ComponentId,
}
impl EditAttachments {
pub fn new() -> Self {
let mut buttons = ButtonWidget::new(("Add".into(), FormButtonActions::Other("add")));
buttons.push(("Go Back".into(), FormButtonActions::Cancel));
buttons.set_focus(true);
buttons.set_cursor(1);
EditAttachments {
mode: EditAttachmentMode::Overview,
buttons,
cursor: EditAttachmentCursor::Buttons,
dirty: true,
id: ComponentId::new_v4(),
}
}
}
impl EditAttachmentsRefMut<'_, '_> {
fn new_edit_widget(&self, no: usize) -> Option<Box<FormWidget<FormButtonActions>>> {
if no >= self.draft.attachments().len() {
return None;
}
let filename = self.draft.attachments()[no].content_type().name();
let mime_type = self.draft.attachments()[no].content_type();
let mut ret = FormWidget::new(("Save".into(), FormButtonActions::Accept));
ret.add_button(("Reset".into(), FormButtonActions::Reset));
ret.add_button(("Cancel".into(), FormButtonActions::Cancel));
ret.push(("Filename".into(), filename.unwrap_or_default().to_string()));
ret.push(("Mime type".into(), mime_type.to_string()));
Some(Box::new(ret))
}
}
#[derive(Debug)]
pub struct EditAttachmentsRefMut<'a, 'b> {
pub inner: &'a mut EditAttachments,
pub draft: &'b mut Draft,
}
impl std::fmt::Display for EditAttachmentsRefMut<'_, '_> {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "edit attachments")
}
}
impl Component for EditAttachmentsRefMut<'_, '_> {
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
if let EditAttachmentMode::Edit {
ref mut inner,
no: _,
} = self.inner.mode
{
inner.draw(grid, area, context);
} else if self.is_dirty() {
let attachments_no = self.draft.attachments().len();
let theme_default = crate::conf::value(context, "theme_default");
clear_area(grid, area, theme_default);
if attachments_no == 0 {
write_string_to_grid(
"no attachments",
grid,
theme_default.fg,
theme_default.bg,
theme_default.attrs,
area,
None,
);
} else {
write_string_to_grid(
&format!("{} attachments ", attachments_no),
grid,
theme_default.fg,
theme_default.bg,
theme_default.attrs,
area,
None,
);
for (i, a) in self.draft.attachments().iter().enumerate() {
let bg = if let EditAttachmentCursor::AttachmentNo(u) = self.inner.cursor {
if u == i {
crate::conf::value(context, "highlight").bg
} else {
theme_default.bg
}
} else {
theme_default.bg
};
if let Some(name) = a.content_type().name() {
write_string_to_grid(
&format!(
"[{}] \"{}\", {} {}",
i,
name,
a.content_type(),
melib::Bytes(a.raw.len())
),
grid,
theme_default.fg,
bg,
theme_default.attrs,
(pos_inc(upper_left!(area), (0, 1 + i)), bottom_right!(area)),
None,
);
} else {
write_string_to_grid(
&format!("[{}] {} {}", i, a.content_type(), melib::Bytes(a.raw.len())),
grid,
theme_default.fg,
bg,
theme_default.attrs,
(pos_inc(upper_left!(area), (0, 1 + i)), bottom_right!(area)),
None,
);
}
}
}
self.inner.buttons.draw(
grid,
(
pos_inc(upper_left!(area), (0, 1 + self.draft.attachments().len())),
bottom_right!(area),
),
context,
);
self.set_dirty(false);
context.dirty_areas.push_back(area);
}
}
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
if let EditAttachmentMode::Edit {
ref mut inner,
ref no,
} = self.inner.mode
{
if inner.process_event(event, context) {
match inner.buttons_result() {
Some(FormButtonActions::Accept) | Some(FormButtonActions::Cancel) => {
self.inner.mode = EditAttachmentMode::Overview;
}
Some(FormButtonActions::Reset) => {
let no = *no;
if let Some(inner) = self.new_edit_widget(no) {
self.inner.mode = EditAttachmentMode::Edit { inner, no };
}
}
Some(_) | None => {}
}
return true;
}
} else {
match event {
UIEvent::Input(Key::Up) => {
self.set_dirty(true);
match self.inner.cursor {
EditAttachmentCursor::AttachmentNo(ref mut n) => {
if self.draft.attachments().is_empty() {
self.inner.cursor = EditAttachmentCursor::Buttons;
self.inner.buttons.set_focus(true);
self.inner.buttons.process_event(event, context);
return true;
}
*n = n.saturating_sub(1);
}
EditAttachmentCursor::Buttons => {
if !self.inner.buttons.process_event(event, context) {
self.inner.buttons.set_focus(false);
if self.draft.attachments().is_empty() {
return true;
}
self.inner.cursor = EditAttachmentCursor::AttachmentNo(
self.draft.attachments().len() - 1,
);
}
}
}
return true;
}
UIEvent::Input(Key::Down) => {
self.set_dirty(true);
match self.inner.cursor {
EditAttachmentCursor::AttachmentNo(ref mut n) => {
if *n + 1 == self.draft.attachments().len() {
self.inner.cursor = EditAttachmentCursor::Buttons;
self.inner.buttons.set_focus(true);
self.inner.buttons.process_event(event, context);
return true;
}
*n += 1;
}
EditAttachmentCursor::Buttons => {
self.inner.buttons.set_focus(true);
self.inner.buttons.process_event(event, context);
}
}
return true;
}
UIEvent::Input(Key::Char('\n')) => {
match self.inner.cursor {
EditAttachmentCursor::AttachmentNo(ref no) => {
if let Some(inner) = self.new_edit_widget(*no) {
self.inner.mode = EditAttachmentMode::Edit { inner, no: *no };
}
self.set_dirty(true);
}
EditAttachmentCursor::Buttons => {
self.inner.buttons.process_event(event, context);
}
}
return true;
}
_ => {
if self.inner.cursor == EditAttachmentCursor::Buttons
&& self.inner.buttons.process_event(event, context)
{
return true;
}
}
}
}
false
}
fn is_dirty(&self) -> bool {
self.inner.dirty
|| self.inner.buttons.is_dirty()
|| if let EditAttachmentMode::Edit { ref inner, no: _ } = self.inner.mode {
inner.is_dirty()
} else {
false
}
}
fn set_dirty(&mut self, value: bool) {
self.inner.dirty = value;
self.inner.buttons.set_dirty(value);
if let EditAttachmentMode::Edit {
ref mut inner,
no: _,
} = self.inner.mode
{
inner.set_dirty(value);
}
}
fn kill(&mut self, _uuid: Uuid, _context: &mut Context) {}
fn get_shortcuts(&self, _context: &Context) -> ShortcutMaps {
ShortcutMaps::default()
}
fn id(&self) -> ComponentId {
self.inner.id
}
fn set_id(&mut self, new_id: ComponentId) {
self.inner.id = new_id;
}
}