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Added alternatescreen functionalilty, and added options to terminate the current process. also added write option to the terminal module

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TimonPost 2018-07-01 22:40:07 +02:00
parent 621d698ac6
commit 4a943c124e
38 changed files with 952 additions and 569 deletions
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697
.idea/workspace.xml
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@ -2,10 +2,41 @@
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@ -141,12 +163,17 @@
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@ -930,47 +990,50 @@
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0
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26
examples/Crossterm 0.2.2 - New Version (Not finished)/bin.rs
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@ -16,23 +16,17 @@ extern crate crossterm;
mod terminal;
mod cursor;
mod color;
use terminal::alternate_screen;
use terminal::raw_mode;
use terminal::terminal as term;
use self::crossterm::Context;
use self::crossterm::terminal::ClearType;
use crossterm::raw;
use crossterm::screen;
use crossterm::raw::IntoRawMode;
use std::io::Write;
use std::{time, thread};
use std::process::exit;
mod program_examples;
fn main() {
let context = Context::new();
alternate_screen::print_wait_screen_on_alternate_window();
use crossterm::Context;
{
let mut context = Context::new();
terminal::alternate_screen::print_wait_screen_on_alternate_window(context.clone());
println!("count: {}", std::rc::Rc::strong_count(&context));
}
}

2
examples/Crossterm 0.2.2 - New Version (Not finished)/color/mod.rs
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@ -1,5 +1,5 @@
//!
//! Color Examples
//! Examples of coloring the terminal.
//!
extern crate crossterm;

4
examples/Crossterm 0.2.2 - New Version (Not finished)/cursor/mod.rs
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@ -1,5 +1,5 @@
//!
//! Cursor Examples
//! Examples of actions that could be performed with te cursor.
//!
extern crate crossterm;
@ -140,7 +140,7 @@ pub fn show_cursor()
cursor.show();
}
/// Show cursor display | demonstration.
/// Show cursor display, only works on certain terminals.| demonstration
pub fn blink_cursor()
{
let context = Context::new();

3
examples/Crossterm 0.2.2 - New Version (Not finished)/program_examples/README.md Normal file
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@ -0,0 +1,3 @@
This folder will contain some examples of how to use this crate.
If you have created a game or something feel free to upload it, would be a great help for other people and me.

49
examples/Crossterm 0.2.2 - New Version (Not finished)/program_examples/first_depth_search/map.rs Normal file
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@ -0,0 +1,49 @@
use super::variables::{Cell, Position, Size };
use crossterm::terminal::terminal;
use crossterm::Environment;
use crossterm::style::{ObjectStyle, StyledObject};
use crossterm::Context;
use std::rc::Rc;
use std::fmt::Display;
pub struct Map<D: Display>
{
map: Vec<Vec<Cell<D>>>,
wall_style: StyledObject<D>,
map_style: StyledObject<D>,
}
impl<D: Display> Map<D>
{
pub fn new(context: Rc<Context>) -> Map<D>
{
Map { map: Vec::new(), wall_style: ObjectStyle::apply_ to("■", context.clone() )}
}
pub fn init(&self, environment: &mut Environment, map_size: Size) -> Map<D>
{
let mut map: Vec<Vec<Cell<D>>> = Vec::new();
for y in 0..map[0].len()
{
for x in 0..map[1].len()
{
if (y == 0 || y == map.len() - 1) || (x == 0 || x == map[0].len())
{
map[y][x] = Cell::new(Position::new(x,y), wall_style.apply_to(environment.context(), "■"));
}
else{
map[y][x] = Cell::new(Position::new(x,y), map_style);
}
}
}
Map { map }
}
fn render_map()
{
}
}

17
examples/Crossterm 0.2.2 - New Version (Not finished)/program_examples/first_depth_search/mod.rs Normal file
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@ -0,0 +1,17 @@
mod map;
mod variables;
use crossterm;
use crossterm::style::Color;
use self::variables::Size;
fn run()
{
let mut env = crossterm::Environment::new();
let map_size = Size::new(20,20);
let wall_style = env.paint("■").with(Color::Blue).on(Color::Black);
let map_style = env.paint(" ").with(Color::White).on(Color::White);
map::Map::init(&mut env, map_size, wall_style, map_style);
}

63
examples/Crossterm 0.2.2 - New Version (Not finished)/program_examples/first_depth_search/variables.rs Normal file
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@ -0,0 +1,63 @@
extern crate crossterm;
use self::crossterm::terminal::{terminal, ClearType};
use self::crossterm::Context;
use self::crossterm::style::{Color, StyledObject, ObjectStyle };
#[derive(Copy, Clone)]
pub enum Direction
{
Up,
Down,
Left,
Right
}
#[derive(Copy, Clone)]
pub struct Position
{
pub x: usize,
pub y: usize
}
impl Position
{
pub fn new(x: usize, y: usize) -> Position
{
Position { x, y }
}
}
#[derive(Copy, Clone)]
pub struct Size
{
pub width: u16,
pub height: u16
}
impl Size
{
pub fn new(width: u16, height: u16) -> Size
{
Size {width,height}
}
}
use std::fmt::Display;
pub struct Cell<'a, D: Display>
{
position: Position,
style: &'a StyledObject<D>,
visited: bool
}
use std::rc::Rc;
impl<'a, D: Display> Cell<'a, D>
{
pub fn new(position: Position, style: &'a StyledObject<D>) -> Cell<D>
{
Cell { position: position, style: style, visited: false }
}
}

1
examples/Crossterm 0.2.2 - New Version (Not finished)/program_examples/mod.rs Normal file
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@ -0,0 +1 @@
//pub mod first_depth_search;

25
examples/Crossterm 0.2.2 - New Version (Not finished)/terminal/alternate_screen.rs
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@ -8,23 +8,19 @@ use crossterm::terminal::{self, ClearType};
use std::io::{Write, stdout};
use std::{time, thread};
use std::rc::Rc;
fn print_wait_screen(context: Rc<Context>)
{
terminal::terminal(context.clone()).clear(ClearType::All);
let mut terminal = terminal::terminal(context.clone());
terminal.clear(ClearType::All);
let mut cursor = cursor(context.clone());
cursor.goto(0,0);
cursor.hide();
{
let mut screen_manager = context.screen_manager.lock().unwrap();
{
write!(screen_manager,
"Welcome to the wait screen.\n\
Please wait a few seconds until we arrive back at the main screen.\n\
Progress: "
);
}
}
terminal.write("Welcome to the wait screen.\n\
Please wait a few seconds until we arrive back at the main screen.\n\
Progress: ");
// print some progress example.
for i in 1..5
@ -35,13 +31,12 @@ fn print_wait_screen(context: Rc<Context>)
// 1 second delay
thread::sleep(time::Duration::from_secs(1));
}
}
/// print wait screen on alternate screen, then swich back.
pub fn print_wait_screen_on_alternate_window()
pub fn print_wait_screen_on_alternate_window(context: Rc<Context>)
{
let context = Context::new();
// create scope. If this scope ends the screen will be switched back to mainscreen.
// because `AlternateScreen` switches back to main screen when switching back.
{
@ -51,8 +46,6 @@ pub fn print_wait_screen_on_alternate_window()
// Print the wait screen.
print_wait_screen(context.clone());
}
println!("Whe are back at the main screen");
}
/// some stress test switch from and to alternate screen.

9
examples/Crossterm 0.2.2 - New Version (Not finished)/terminal/mod.rs
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@ -1,3 +1,10 @@
/// Examples of actions that could be performed on the alternatescreen.
/// !! Note that alternate screen only works on Unix and windows 10 systems. I am working on windows 7 support. !!
pub mod alternate_screen;
/// Examples of actions that could be performed on the terminal.
pub mod terminal;
/// Alternate screen is only supported for unix systems. Windows support will come later :).
#[cfg(target_os = "unix")]
pub mod raw_mode;
pub mod terminal;

7
src/cursor/cursor.rs
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@ -6,6 +6,7 @@
use super::*;
use Context;
use super::super::shared::functions;
use std::io::Write;
use std::fmt::Display;
use std::rc::Rc;
@ -21,7 +22,7 @@ impl TerminalCursor
/// Create new cursor instance whereon cursor related actions can be performed.
pub fn new(context: Rc<Context>) -> TerminalCursor {
#[cfg(target_os = "windows")]
let cursor = functions::get_module::<Box<ITerminalCursor>>(WinApiCursor::new(), AnsiCursor::new(context.clone()));
let cursor = functions::get_module::<Box<ITerminalCursor>>(WinApiCursor::new(context.screen_manager.clone()), AnsiCursor::new(context.clone()));
#[cfg(not(target_os = "windows"))]
let cursor = Some(AnsiCursor::new(context.clone()) as Box<ITerminalCursor>);
@ -242,7 +243,9 @@ impl TerminalCursor
let mut string = String::new();
write!(string, "{}", value).unwrap();
screen_manager.write_ansi(string);
screen_manager.write_val(string);
screen_manager.flush();
}
}
self

31
src/cursor/winapi_cursor.rs
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@ -2,25 +2,34 @@
//! This module is used for windows terminals that do not support ANSI escape codes.
//! Note that the cursor position is 0 based. This means that we start counting at 0 when setting the cursor position ect.
use super::ITerminalCursor;
use super::super::manager::{IScreenManager, ScreenManager, WinApiScreenManager };
use kernel::windows_kernel::{kernel, cursor};
use std::rc::Rc;
use std::sync::Mutex;
/// This struct is an windows implementation for cursor related actions.
pub struct WinApiCursor;
pub struct WinApiCursor
{
screen_manager: Rc<Mutex<ScreenManager>>
}
impl WinApiCursor {
pub fn new() -> Box<WinApiCursor> {
Box::from(WinApiCursor { })
pub fn new(screen_manager: Rc<Mutex<ScreenManager>>) -> Box<WinApiCursor> {
Box::from(WinApiCursor { screen_manager })
}
}
impl ITerminalCursor for WinApiCursor {
impl ITerminalCursor for WinApiCursor
{
fn goto(&self, x: u16, y: u16) {
kernel::set_console_cursor_position(x as i16, y as i16);
kernel::set_console_cursor_position(x as i16, y as i16, &self.screen_manager);
}
fn pos(&self) -> (u16, u16) {
cursor::pos()
cursor::pos(&self.screen_manager)
}
fn move_up(&self, count: u16) {
@ -45,22 +54,22 @@ impl ITerminalCursor for WinApiCursor {
fn save_position(&mut self)
{
cursor::save_cursor_pos();
cursor::save_cursor_pos(&self.screen_manager);
}
fn reset_position(&self)
{
cursor::reset_to_saved_position();
cursor::reset_to_saved_position(&self.screen_manager);
}
fn hide(&self)
{
kernel::cursor_visibility(false);
kernel::cursor_visibility(false, &self.screen_manager);
}
fn show(&self)
{
kernel::cursor_visibility(true);
kernel::cursor_visibility(true, &self.screen_manager);
}
fn blink(&self, blink: bool)

2
src/kernel/windows_kernel/ansi_support.rs
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@ -7,6 +7,7 @@ static mut HAS_BEEN_TRYED_TO_ENABLE: bool = false;
static mut IS_ANSI_ON_WINDOWS_ENABLED: Option<bool> = None;
static mut DOES_WINDOWS_SUPPORT_ANSI: Option<bool> = None;
static START: Once = ONCE_INIT;
/// Try enable `ANSI escape codes` and return the result.
pub fn try_enable_ansi_support() -> bool
{
@ -18,7 +19,6 @@ pub fn try_enable_ansi_support() -> bool
set_is_windows_ansi_supportable(success);
set_ansi_enabled(success);
has_been_tried_to_enable(true);
});
windows_supportable()

16
src/kernel/windows_kernel/cursor.rs
View File

@ -1,22 +1,26 @@
//! This module handles some logic for cursor interaction in the windows console.
use super::kernel;
use super::super::super::manager::{ScreenManager, WinApiScreenManager};
use std::rc::Rc;
use std::sync::Mutex;
/// This stores the cursor pos, at program level. So it can be recalled later.
static mut SAVED_CURSOR_POS:(u16,u16) = (0,0);
/// Reset to saved cursor position
pub fn reset_to_saved_position()
pub fn reset_to_saved_position(screen_manager: &Rc<Mutex<ScreenManager>>)
{
unsafe {
kernel::set_console_cursor_position(SAVED_CURSOR_POS.0 as i16, SAVED_CURSOR_POS.1 as i16);
kernel::set_console_cursor_position(SAVED_CURSOR_POS.0 as i16, SAVED_CURSOR_POS.1 as i16, screen_manager);
}
}
/// Save current cursor position to recall later.
pub fn save_cursor_pos()
pub fn save_cursor_pos(screen_manager: &Rc<Mutex<ScreenManager>>)
{
let position = pos();
let position = pos(screen_manager);
unsafe {
SAVED_CURSOR_POS = (position.0, position.1);
@ -24,8 +28,8 @@ pub fn save_cursor_pos()
}
/// get the current cursor position.
pub fn pos() -> (u16,u16)
pub fn pos(screen_manager: &Rc<Mutex<ScreenManager>>) -> (u16,u16)
{
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(screen_manager);
( csbi.dwCursorPosition.X as u16, csbi.dwCursorPosition.Y as u16 )
}

208
src/kernel/windows_kernel/kernel.rs
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@ -2,7 +2,6 @@
use Context;
use std::rc::Rc;
use winapi::um::winnt::HANDLE;
use winapi::um::winbase::{STD_OUTPUT_HANDLE, STD_INPUT_HANDLE };
use winapi::um::handleapi::INVALID_HANDLE_VALUE;
@ -11,9 +10,13 @@ use winapi::um::consoleapi::{SetConsoleMode,GetConsoleMode, };
use winapi::shared::ntdef::{NULL};
use winapi::shared::minwindef::{TRUE, FALSE};
use winapi::um::wincon;
use winapi::um::consoleapi::WriteConsoleW;
use winapi::um::wincon::
{
ENABLE_PROCESSED_INPUT,
WriteConsoleOutputW,
WriteConsoleOutputCharacterA,
WriteConsoleOutputCharacterW,
SetConsoleWindowInfo, SetConsoleCursorPosition, SetConsoleTextAttribute, SetConsoleScreenBufferSize, CreateConsoleScreenBuffer,SetConsoleActiveScreenBuffer, SetConsoleCursorInfo,
GetLargestConsoleWindowSize, GetConsoleScreenBufferInfo,
FillConsoleOutputCharacterA, FillConsoleOutputAttribute,WriteConsoleOutputAttribute,
@ -24,19 +27,13 @@ use super::{Empty};
static mut CONSOLE_OUTPUT_HANDLE: Option<HANDLE> = None;
static mut CONSOLE_INPUT_HANDLE: Option<HANDLE> = None;
use super::super::super::manager::{ScreenManager, WinApiScreenManager};
use std::sync::Mutex;
pub fn get_current_handle(context: Rc<Context>) -> Rc<HANDLE>
/// Get the global stored handle.
pub fn get_current_handle(screen_manager: &mut WinApiScreenManager) -> &HANDLE
{
let mut screen_manager = context.screen_manager.lock().unwrap();
use super::super::super::manager::WinApiScreenManager;
let b: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(b) => { b },
None => panic!("")
};
let handle = b.get_handle();
return handle.clone()
return screen_manager.get_handle();
}
/// Get the std_output_handle of the console
@ -85,13 +82,20 @@ fn is_valid_handle(handle: &HANDLE) -> bool {
true
}
}
/// Create a new console screen buffer info struct.
pub fn get_console_screen_buffer_info(screen_manager: &Rc<Mutex<ScreenManager>>) -> CONSOLE_SCREEN_BUFFER_INFO {
pub fn get_console_screen_buffer_info() -> CONSOLE_SCREEN_BUFFER_INFO {
let output_handle = get_output_handle();
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let output_handle = get_current_handle(winapi_screen_manager);
let mut csbi = CONSOLE_SCREEN_BUFFER_INFO::empty();
let success;
unsafe { success = GetConsoleScreenBufferInfo(output_handle, &mut csbi) }
unsafe { success = GetConsoleScreenBufferInfo(*output_handle, &mut csbi) }
if success == 0 {
panic!("Cannot get console screen buffer info");
@ -100,6 +104,22 @@ pub fn get_console_screen_buffer_info() -> CONSOLE_SCREEN_BUFFER_INFO {
csbi
}
/// Create a new console screen buffer info struct.
pub fn get_console_screen_buffer_info_from_handle(handle: &HANDLE) -> CONSOLE_SCREEN_BUFFER_INFO {
let mut csbi = CONSOLE_SCREEN_BUFFER_INFO::empty();
let success;
unsafe { success = GetConsoleScreenBufferInfo(*handle, &mut csbi) }
if success == 0 {
panic!("Cannot get console screen buffer info");
}
csbi
}
/// Get the larged console window size posible.
pub fn get_largest_console_window_size() -> COORD
{
let output_handle = get_output_handle();
@ -109,11 +129,13 @@ pub fn get_largest_console_window_size() -> COORD
}
}
pub fn get_original_console_color() -> u16 {
let console_buffer_info = get_console_screen_buffer_info();
/// Get the original color of the terminal.
pub fn get_original_console_color(screen_manager: &Rc<Mutex<ScreenManager>>) -> u16 {
let console_buffer_info = get_console_screen_buffer_info(screen_manager);
console_buffer_info.wAttributes as u16
}
/// Set the console mode to the given console mode.
pub fn set_console_mode(handle: &HANDLE, console_mode: u32) -> bool
{
unsafe {
@ -122,6 +144,7 @@ pub fn set_console_mode(handle: &HANDLE, console_mode: u32) -> bool
}
}
/// Get the console mode.
pub fn get_console_mode(handle: &HANDLE, current_mode: &mut u32) -> bool
{
unsafe {
@ -130,7 +153,8 @@ pub fn get_console_mode(handle: &HANDLE, current_mode: &mut u32) -> bool
}
}
pub fn set_console_cursor_position(x: i16, y: i16)
/// Set the cursor position to the given x and y. Note that this is 0 based.
pub fn set_console_cursor_position(x: i16, y: i16, screen_manager: &Rc<Mutex<ScreenManager>>)
{
if x < 0 || x >= <i16>::max_value() {
panic!("X: {}, Argument Out of Range Exception", x);
@ -140,11 +164,18 @@ pub fn set_console_cursor_position(x: i16, y: i16)
panic!("Y: {}, Argument Out of Range Exception", y);
}
let output_handle = get_output_handle();
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let handle = get_current_handle(winapi_screen_manager);
let position = COORD { X: x, Y: y };
unsafe {
let success = SetConsoleCursorPosition(output_handle, position);
let success = SetConsoleCursorPosition(*handle, position);
if success == 0 {
panic!("Argument out of range.");
@ -152,23 +183,31 @@ pub fn set_console_cursor_position(x: i16, y: i16)
}
}
pub fn cursor_visibility(visable: bool)
/// change the cursor visibility.
pub fn cursor_visibility(visable: bool, screen_manager: &Rc<Mutex<ScreenManager>>)
{
let handle = get_output_handle();
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let handle = get_current_handle(winapi_screen_manager);
let cursor_info = CONSOLE_CURSOR_INFO
{
dwSize: 1,
dwSize: 100,
bVisible: if visable { TRUE } else {FALSE}
};
unsafe
{
SetConsoleCursorInfo(handle, &cursor_info);
SetConsoleCursorInfo(*handle, &cursor_info);
}
}
pub fn set_console_text_attribute(value: u16)
/// Change the console text attribute.
pub fn set_console_text_attribute(value: u16, screen_manager: &Rc<Mutex<ScreenManager>>)
{
let output_handle = get_output_handle();
@ -177,38 +216,58 @@ pub fn set_console_text_attribute(value: u16)
}
}
pub fn set_console_info(absolute: bool, rect: &SMALL_RECT) -> bool
/// Change console info.
pub fn set_console_info(absolute: bool, rect: &SMALL_RECT, screen_manager: &Rc<Mutex<ScreenManager>>) -> bool
{
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let output_handle = get_output_handle();
let handle = get_current_handle(winapi_screen_manager);
let absolute = match absolute { true => 1, false => 0, };
unsafe
{
let success = SetConsoleWindowInfo(output_handle,absolute ,rect);
let success = SetConsoleWindowInfo(*handle,absolute ,rect);
is_true(success)
}
}
pub fn set_console_screen_buffer_size( size: COORD) -> bool
/// Set the console screen buffer size
pub fn set_console_screen_buffer_size( size: COORD, screen_manager: &Rc<Mutex<ScreenManager>>) -> bool
{
let output_handle = get_output_handle();
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let handle = get_current_handle(winapi_screen_manager);
unsafe
{
let success = SetConsoleScreenBufferSize(output_handle, size);
is_true(success)
}
{
let success = SetConsoleScreenBufferSize(*handle, size);
is_true(success)
}
}
pub fn fill_console_output_character(cells_written: &mut u32, start_location: COORD, cells_to_write: u32) -> bool
/// Fill a certain block with characters.
pub fn fill_console_output_character(cells_written: &mut u32, start_location: COORD, cells_to_write: u32, screen_manager: &Rc<Mutex<ScreenManager>>) -> bool
{
let output_handle = get_output_handle();
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let handle = get_current_handle(winapi_screen_manager);
unsafe {
// fill the cells in console with blanks
let success = FillConsoleOutputCharacterA (
output_handle,
*handle,
' ' as i8,
cells_to_write,
start_location,
@ -218,17 +277,26 @@ pub fn fill_console_output_character(cells_written: &mut u32, start_location: CO
}
}
pub fn fill_console_output_attribute(cells_written: &mut u32, start_location: COORD, cells_to_write: u32) -> bool
/// Set console ouput attribute for certain block.
pub fn fill_console_output_attribute(cells_written: &mut u32, start_location: COORD, cells_to_write: u32,screen_manager: &Rc<Mutex<ScreenManager>>) -> bool
{
// Get the position of the current console window
let csbi = get_console_screen_buffer_info();
let output_handle = get_output_handle();
let csbi = get_console_screen_buffer_info(screen_manager);
let mut screen_manager = screen_manager.lock().unwrap();
let winapi_screen_manager: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(win_api) => { win_api },
None => panic!("")
};
let handle = get_current_handle(winapi_screen_manager);
let success;
unsafe {
success = FillConsoleOutputAttribute (
output_handle,
*handle,
csbi.wAttributes,
cells_to_write,
start_location,
@ -239,6 +307,7 @@ pub fn fill_console_output_attribute(cells_written: &mut u32, start_location: CO
is_true(success)
}
/// Create new console screen buffer. This can be used for alternate screen.
pub fn create_console_screen_buffer() -> HANDLE
{
use winapi::shared::ntdef::NULL;
@ -269,6 +338,7 @@ pub fn create_console_screen_buffer() -> HANDLE
}
}
/// Set the active screen buffer to the given handle. This can be used for alternate screen.
pub fn set_active_screen_buffer(new_buffer: HANDLE)
{
unsafe
@ -280,6 +350,7 @@ pub fn set_active_screen_buffer(new_buffer: HANDLE)
}
}
/// Read the console outptut.
pub fn read_console_output(read_buffer: &HANDLE, copy_buffer: &mut [CHAR_INFO;160], buffer_size: COORD, buffer_coord: COORD, source_buffer: PSMALL_RECT)
{
use self::wincon::ReadConsoleOutputA;
@ -299,6 +370,7 @@ pub fn read_console_output(read_buffer: &HANDLE, copy_buffer: &mut [CHAR_INFO;16
}
}
/// Write console output.
pub fn write_console_output(write_buffer: &HANDLE, copy_buffer: &mut [CHAR_INFO;160], buffer_size: COORD, buffer_coord: COORD, source_buffer: PSMALL_RECT)
{
use self::wincon::WriteConsoleOutputA;
@ -318,38 +390,34 @@ pub fn write_console_output(write_buffer: &HANDLE, copy_buffer: &mut [CHAR_INFO;
}
}
use std::ffi::OsStr;
use std::os::windows::ffi::OsStrExt;
use std::iter::once;
fn win32_string( value : &str ) -> Vec<u16> {
OsStr::new( value ).encode_wide().chain( once( 0 ) ).collect()
}
//use std::os::raw::c_void;
use winapi::ctypes::c_void;
use std::mem::transmute;
use std::str;
/// Write utf8 buffer to console.
pub fn write_char_buffer(handle: HANDLE, buf: &[u8])
{
use std::ffi::{ NulError, CString };
use std::str;
// get string from u8[] and parse it to an c_str
let mut utf8 = match str::from_utf8(buf)
{
Ok(string) => string,
Err(_) => "",
Err(_) => "123",
};
let utf16_bytes: Vec<u16> = utf8.encode_utf16().collect();
let mut utf16 = match String::from_utf16(&utf16_bytes)
{
Ok(string) => string,
Err(_) => String::new()
};
let str_length = utf16.len() as u32;
let c_str = match CString::new(utf16)
{
Ok(c) => c,
Err(_) => CString::new("").unwrap()
};
let ptr: *const i8 = c_str.as_ptr() as *const i8;
let utf16: Vec<u16> = utf8.encode_utf16().collect();
let utf16_ptr: *const c_void = utf16.as_ptr() as *const _ as *const c_void;
// get buffer info
let csbi = get_console_screen_buffer_info();
let csbi = get_console_screen_buffer_info_from_handle(&handle);
// get current position
let current_pos = COORD {X: csbi.dwCursorPosition.X, Y: csbi.dwCursorPosition.Y};
@ -359,18 +427,8 @@ pub fn write_char_buffer(handle: HANDLE, buf: &[u8])
// write to console
unsafe
{
// WriteConsoleOutputCharacterA()
// ::winapi::um::consoleapi::WriteConsoleW(handle, utf16.as_ptr(), utf16.len() as u32, &mut cells_written, NULL);
WriteConsoleOutputCharacterA(handle, ptr, str_length, current_pos, &mut cells_written);
WriteConsoleW(handle, utf16_ptr, utf16.len() as u32, &mut cells_written, NULL);
}
// get buffer info
let csbi = get_console_screen_buffer_info();
// get current position
let new_pos = COORD {X: csbi.dwCursorPosition.X, Y: csbi.dwCursorPosition.Y};
set_console_cursor_position(new_pos.X, new_pos.Y + 1);
}
/// Parse integer to an bool

10
src/kernel/windows_kernel/terminal.rs
View File

@ -1,12 +1,18 @@
use ScreenManager;
use std::sync::Mutex;
use std::rc::Rc;
/// Get the terminal size
pub fn terminal_size() -> (u16, u16) {
let csbi = super::kernel::get_console_screen_buffer_info();
pub fn terminal_size(screen_manager: &Rc<Mutex<ScreenManager>>) -> (u16, u16) {
let csbi = super::kernel::get_console_screen_buffer_info(screen_manager);
(
(csbi.srWindow.Right - csbi.srWindow.Left) as u16,
(csbi.srWindow.Bottom - csbi.srWindow.Top) as u16,
)
}
/// Exit the current process.
pub fn exit()
{
::std::process::exit(256);

3
src/lib.rs
View File

@ -13,7 +13,8 @@ pub mod style;
pub mod terminal;
pub mod manager;
pub use shared::{screen, raw};
pub use shared::{screen};
pub use shared::environment::Environment;
pub use state::context::Context;
use state::commands::IStateCommand;

25
src/manager/manager.rs
View File

@ -1,5 +1,6 @@
//! This module provides an interface for working with the sceen. With that I mean that you can get or wirte to the handle of the current screen. stdout.
//! Because crossterm can work with alternate screen, we need a place that holds the handle to the current screen. And this module provides this place.
//! This module provides an interface for working with the screen. With that I mean that you can get or wirte to the handle of the current screen. stdout.
//! Because crossterm can work with alternate screen, we need a place that holds the handle to the current screen so we can write to that screen.
use super::*;
use super::super::shared::functions;
use std::any::Any;
@ -20,15 +21,15 @@ impl ScreenManager
{
/// Create new screen manager instance whereon screen related actions can be performed.
pub fn new() -> ScreenManager {
// #[cfg(target_os = "windows")]
// let screen_manager = functions::get_module::<Box<IScreenManager>>(Box::from(WinApiScreenManager::new()), Box::from(AnsiScreenManager::new())).unwrap();
//
// #[cfg(not(target_os = "windows"))]
// let screen_manager = Box::from(AnsiScreenManager::new()) as Box<IScreenManager>;
#[cfg(target_os = "windows")]
let screen_manager = functions::get_module::<Box<IScreenManager>>(Box::from(WinApiScreenManager::new()), Box::from(AnsiScreenManager::new())).unwrap();
#[cfg(not(target_os = "windows"))]
let screen_manager = Box::from(AnsiScreenManager::new()) as Box<IScreenManager>;
ScreenManager
{
screen_manager: Box::new(WinApiScreenManager::new())
screen_manager: screen_manager
}
}
@ -49,13 +50,19 @@ impl ScreenManager
self.screen_manager.write_ansi_str(string);
}
/// Can be used to get an specific implementation used for the current platform.
pub fn as_any(&mut self) -> &mut Any { self.screen_manager.as_any() }
pub fn write_val(&mut self, value: String)
{
self.screen_manager.write(value.as_bytes());
}
}
impl Write for ScreenManager
{
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.screen_manager.write(buf)
self.write(buf)
}
fn flush(&mut self) -> io::Result<()> {

9
src/manager/mod.rs
View File

@ -17,17 +17,16 @@ use std::any::Any;
pub trait IScreenManager
{
/// get the stdout of the screen. This can be used to write to the
// fn stdout(&mut self) -> &mut Self::Output;
/// Toggle the value if alternatescreen is on.
fn toggle_is_alternate_screen(&mut self, is_alternate_screen: bool);
/// Write ansi code as String to the current stdout.
fn write_ansi(&mut self, string: String);
/// Write a &str to the current stdout.
fn write_ansi_str(&mut self, string: &str);
/// Write buffer to console.
fn write(&mut self, buf: &[u8]) -> io::Result<usize>;
/// Flush the current output.
fn flush(&mut self) -> io::Result<()>;
/// Can be used to convert to an specific IScreenManager implementation.
fn as_any(&mut self) -> &mut Any;
}

18
src/manager/win_manager.rs
View File

@ -1,6 +1,7 @@
use super::IScreenManager;
use kernel::windows_kernel::kernel;
use winapi::um::winnt::HANDLE;
use winapi::um::wincon::ENABLE_PROCESSED_OUTPUT;
use std::io::{self,Write};
use std::any::Any;
@ -59,16 +60,19 @@ impl WinApiScreenManager {
pub fn set_alternate_handle(&mut self, alternate_handle: HANDLE)
{
self.alternate_handle = alternate_handle;
// needs to be turned on so that escape characters like \n and \t will be processed.
kernel::set_console_mode(&self.alternate_handle, ENABLE_PROCESSED_OUTPUT as u32);
}
pub fn get_handle(&mut self) -> Rc<HANDLE>
pub fn get_handle(&mut self) -> &HANDLE
{
if self.is_alternate_screen
{
return Rc::from(self.alternate_handle);
}
else {
return Rc::from(self.output);
}
{
return &self.alternate_handle;
}
else {
return &self.output;
}
}
}

66
src/shared/environment.rs Normal file
View File

@ -0,0 +1,66 @@
use Context;
use super::super::cursor;
use super::super::terminal::terminal;
use super::super::style;
use std::mem;
use std::rc::Rc;
use std::fmt::Display;
use std::sync::{ONCE_INIT, Once};
static START: Once = ONCE_INIT;
pub struct Environment
{
context: Rc<Context>,
terminal: Box<terminal::Terminal>,
cursor: Box<cursor::TerminalCursor>,
color: Box<style::TerminalColor>
}
impl Environment
{
pub fn new() -> Environment
{
return Environment { context: Context::new(), terminal: unsafe{ mem::zeroed()}, cursor: unsafe{ mem::zeroed()}, color: unsafe{ mem::zeroed() }}
}
pub fn terminal(&mut self) -> &Box<terminal::Terminal>
{
START.call_once(|| {
self.terminal = terminal::terminal(self.context.clone());
});
&self.terminal
}
pub fn cursor(&mut self) -> &Box<cursor::TerminalCursor>
{
START.call_once(|| {
self.cursor = cursor::cursor(self.context.clone());
});
&self.cursor
}
pub fn color(&mut self) -> &Box<style::TerminalColor>
{
START.call_once(|| {
self.color = style::color(self.context.clone());
});
&self.color
}
pub fn paint<D: Display>(&mut self, value: D) -> style::StyledObject<D>
{
self.terminal().paint(value)
}
pub fn context(&self) -> Rc<Context>
{
return self.context.clone()
}
}

20
src/shared/functions.rs
View File

@ -1,7 +1,9 @@
//! Some actions need to preformed platform independently since they can not be solved `ANSI escape codes`.
use Context;
use ScreenManager;
use std::rc::Rc;
use std::sync::Mutex;
#[cfg(windows)]
use kernel::windows_kernel::terminal::{exit, terminal_size};
@ -13,9 +15,13 @@ use kernel::windows_kernel::cursor::pos;
use kernel::unix_kernel::terminal::{pos, exit,terminal_size };
/// Get the terminal size based on the current platform.
pub fn get_terminal_size() -> (u16, u16)
pub fn get_terminal_size(screen_manager: &Rc<Mutex<ScreenManager>>) -> (u16, u16)
{
terminal_size()
#[cfg(unix)]
return terminal_size(screen_manager);
#[cfg(windows)]
return terminal_size(screen_manager);
}
/// Get the cursor position based on the current platform.
@ -25,7 +31,7 @@ pub fn get_cursor_position(context: Rc<Context>) -> (u16, u16)
return pos(context.clone());
#[cfg(windows)]
return pos();
return pos(&context.screen_manager);
}
/// exit the current terminal.
@ -46,12 +52,13 @@ pub fn get_module<T>(winapi_impl: T, unix_impl: T) -> Option<T>
let mut does_support = true;
if cfg!(target_os = "windows") {
#[cfg(windows)]
use kernel::windows_kernel::ansi_support::try_enable_ansi_support;
// #[cfg(windows)]
// use kernel::windows_kernel::ansi_support::try_enable_ansi_support;
// Try to enable ansi on windows if not than use WINAPI.
does_support = try_enable_ansi_support();
// does_support = try_enable_ansi_support();
does_support = false;
if !does_support
{
term = Some(winapi_impl);
@ -60,6 +67,7 @@ pub fn get_module<T>(winapi_impl: T, unix_impl: T) -> Option<T>
if does_support
{
println!("Does support");
term = Some(unix_impl);
}

3
src/shared/mod.rs
View File

@ -5,4 +5,7 @@ pub mod macros;
pub mod traits;
pub mod functions;
pub mod screen;
pub mod environment;
#[cfg(target_os = "unix")]
pub mod raw;

2
src/shared/raw.rs
View File

@ -12,6 +12,8 @@
//!
//! With these modes you can easier design the terminal screen.
//!
//! !! Note that this module is only working for unix currently. !!
//!
//! # Example
//!
//! ```rust

27
src/shared/screen.rs
View File

@ -4,9 +4,13 @@
//! The alternate buffer is exactly the dimensions of the window, without any scrollback region.
//! For an example of this behavior, consider when vim is launched from bash.
//! Vim uses the entirety of the screen to edit the file, then returning to bash leaves the original buffer unchanged.
//!
//! !! Note: this module is only working for unix and windows 10 terminals only. If you are using windows 10 or lower do not implement this functionality. Work in progress...
//!
use Context;
use state::commands::*;
use shared::functions;
use std::io::{self, Write};
use std::rc::Rc;
@ -79,27 +83,20 @@ impl Drop for AlternateScreen
{
fn drop(&mut self)
{
let mut mutex = &self.context.state_manager;
{
let mut state_manager = mutex.lock().unwrap();
use CommandManager;
let mut mx = &state_manager.get(self.command_id);
{
let mut command = mx.lock().unwrap();
command.undo();
}
}
CommandManager::undo(self.context.clone(), self.command_id);
}
}
// Get the alternate screen command to enable and disable alternate screen based on the current platform
fn get_to_alternate_screen_command(context: Rc<Context>) -> u16
{
// #[cfg(target_os = "windows")]
// let command = functions::get_module::<Box<ICommand>>(win_commands::ToAlternateScreenBufferCommand::new(), shared_commands::ToAlternateScreenBufferCommand::new(), context).unwrap();
//
// #[cfg(not(target_os = "windows"))]
// shared_commands::ToAlternateScreenBufferCommand::new(context.clone())
#[cfg(target_os = "windows")]
let command_id = functions::get_module::<u16>(win_commands::ToAlternateScreenBufferCommand::new(context.clone()), shared_commands::ToAlternateScreenBufferCommand::new(context.clone())).unwrap();
win_commands::ToAlternateScreenBufferCommand::new(context.clone())
#[cfg(not(target_os = "windows"))]
let command_id = shared_commands::ToAlternateScreenBufferCommand::new(context.clone());
return command_id;
}

3
src/state/commands/shared_commands.rs
View File

@ -44,9 +44,10 @@ impl IStateCommand for ToAlternateScreenBufferCommand
{
fn execute(&mut self) -> bool
{
println!("asdfasdf");
let mut screen = self.context.screen_manager.lock().unwrap();
{
screen.write_ansi_str(csi!("?1049h"));
screen.toggle_is_alternate_screen(true);
return true;
}

74
src/state/commands/win_commands.rs
View File

@ -1,12 +1,12 @@
//! This module contains the commands that can be used for windows systems.
use super::IStateCommand;
use { StateManager, Context };
use {StateManager, Context};
use kernel::windows_kernel::{kernel, ansi_support};
use winapi::shared::minwindef::DWORD;
use winapi::um::wincon;
use winapi::um::wincon::{ENABLE_VIRTUAL_TERMINAL_PROCESSING ,SMALL_RECT, COORD, CHAR_INFO};
use winapi::um::wincon::{ENABLE_VIRTUAL_TERMINAL_PROCESSING, SMALL_RECT, COORD, CHAR_INFO};
use std::mem;
use std::rc::Rc;
@ -17,7 +17,7 @@ use std::sync::Mutex;
#[derive(Clone, Copy)]
pub struct EnableAnsiCommand
{
mask: DWORD,
mask: DWORD,
}
impl EnableAnsiCommand
@ -31,7 +31,7 @@ impl EnableAnsiCommand
impl IStateCommand for EnableAnsiCommand
{
fn execute(&mut self,) -> bool
fn execute(&mut self) -> bool
{
// we need to check whether we tried to enable ansi before. If we have we can just return if that had succeeded.
if ansi_support::has_been_tried_to_enable_ansi() && ansi_support::ansi_enabled()
@ -59,23 +59,23 @@ impl IStateCommand for EnableAnsiCommand
fn undo(&mut self) -> bool
{
if ansi_support::ansi_enabled()
{
let output_handle = kernel::get_output_handle();
let mut dw_mode: DWORD = 0;
if !kernel::get_console_mode(&output_handle, &mut dw_mode)
{
return false;
}
dw_mode &= !self.mask;
if !kernel::set_console_mode(&output_handle, dw_mode)
{
return false;
}
let output_handle = kernel::get_output_handle();
ansi_support::set_ansi_enabled(false);
}
let mut dw_mode: DWORD = 0;
if !kernel::get_console_mode(&output_handle, &mut dw_mode)
{
return false;
}
dw_mode &= !self.mask;
if !kernel::set_console_mode(&output_handle, dw_mode)
{
return false;
}
ansi_support::set_ansi_enabled(false);
}
return true;
}
}
@ -86,18 +86,18 @@ impl IStateCommand for EnableAnsiCommand
pub struct EnableRawModeCommand
{
mask: DWORD,
key: u16
key: u16,
}
impl EnableRawModeCommand
{
pub fn new(state_manager: &Mutex<StateManager>) -> u16 {
use self::wincon::{ENABLE_LINE_INPUT,ENABLE_PROCESSED_INPUT, ENABLE_ECHO_INPUT};
use self::wincon::{ENABLE_LINE_INPUT, ENABLE_PROCESSED_INPUT, ENABLE_ECHO_INPUT};
let mut state = state_manager.lock().unwrap();
{
let key = state.get_changes_count();
let command = EnableRawModeCommand { mask: ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | ENABLE_ECHO_INPUT, key: key };
let command = EnableRawModeCommand { mask: ENABLE_LINE_INPUT | ENABLE_PROCESSED_INPUT | ENABLE_ECHO_INPUT, key: key };
state.register_change(Box::from(command), key);
key
}
@ -112,16 +112,16 @@ impl IStateCommand for EnableRawModeCommand
let mut dw_mode: DWORD = 0;
if !kernel::get_console_mode(&input_handle, &mut dw_mode)
{
return false;
}
{
return false;
}
let new_mode = dw_mode & !self.mask;
if !kernel::set_console_mode(&input_handle, new_mode)
{
return false;
}
{
return false;
}
true
}
@ -132,16 +132,16 @@ impl IStateCommand for EnableRawModeCommand
let mut dw_mode: DWORD = 0;
if !kernel::get_console_mode(&output_handle, &mut dw_mode)
{
return false;
}
{
return false;
}
let new_mode = dw_mode | self.mask;
if !kernel::set_console_mode(&output_handle, new_mode)
{
return false;
}
{
return false;
}
true
}
@ -161,7 +161,7 @@ impl ToAlternateScreenBufferCommand
let mut state = context.state_manager.lock().unwrap();
{
let key = state.get_changes_count();
let command = ToAlternateScreenBufferCommand {context: context.clone()};
let command = ToAlternateScreenBufferCommand { context: context.clone() };
state.register_change(Box::from(command), key);
key
@ -175,7 +175,7 @@ impl IStateCommand for ToAlternateScreenBufferCommand
{
use super::super::super::manager::WinApiScreenManager;
let mut chi_buffer: [CHAR_INFO;160] = unsafe {mem::zeroed() };
let mut chi_buffer: [CHAR_INFO; 160] = unsafe { mem::zeroed() };
let handle = kernel::get_output_handle();
@ -189,7 +189,7 @@ impl IStateCommand for ToAlternateScreenBufferCommand
screen_manager.toggle_is_alternate_screen(true);
let b: &mut WinApiScreenManager = match screen_manager.as_any().downcast_mut::<WinApiScreenManager>() {
Some(b) => { b },
Some(b) => { b }
None => panic!("")
};

3
src/state/context.rs
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@ -45,10 +45,13 @@ impl Context
}
}
use std::io::Write;
impl Drop for Context
{
fn drop(&mut self)
{
panic!();
let mut changes = self.state_manager.lock().unwrap();
changes.restore_changes();
}

2
src/state/state_manager.rs
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@ -30,6 +30,8 @@ impl StateManager
{
let mut item = item.lock().unwrap();
item.undo();
println!("undo!");
}
}

2
src/style/color/color.rs
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@ -19,7 +19,7 @@ impl TerminalColor {
/// Create new instance whereon color related actions can be performed.
pub fn new(context: Rc<Context>) -> TerminalColor {
#[cfg(target_os = "windows")]
let color = functions::get_module::<Box<ITerminalColor>>(WinApiColor::new(), AnsiColor::new());
let color = functions::get_module::<Box<ITerminalColor>>(WinApiColor::new(context.screen_manager.clone()), AnsiColor::new());
#[cfg(not(target_os = "windows"))]
let color = Some(AnsiColor::new() as Box<ITerminalColor>);

17
src/style/color/winapi_color.rs
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@ -8,15 +8,16 @@ use std::sync::Mutex;
use std::rc::Rc;
/// This struct is an windows implementation for color related actions.
#[derive(Debug)]
pub struct WinApiColor {
original_console_color: u16,
screen_manager: Rc<Mutex<ScreenManager>>
}
impl WinApiColor {
pub fn new() -> Box<WinApiColor> {
pub fn new(screen_manager: Rc<Mutex<ScreenManager>>) -> Box<WinApiColor> {
Box::from(WinApiColor {
original_console_color: kernel::get_original_console_color(),
original_console_color: kernel::get_original_console_color(&screen_manager),
screen_manager: screen_manager
})
}
}
@ -26,7 +27,7 @@ impl ITerminalColor for WinApiColor {
fn set_fg(&self, fg_color: Color, screen_manager: Rc<Mutex<ScreenManager>>) {
let color_value = &self.color_value(fg_color, ColorType::Foreground);
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(&self.screen_manager);
// Notice that the color values are stored in wAttribute.
// So we need to use bitwise operators to check if the values exists or to get current console colors.
@ -41,13 +42,13 @@ impl ITerminalColor for WinApiColor {
color = color | wincon::BACKGROUND_INTENSITY as u16;
}
kernel::set_console_text_attribute(color);
kernel::set_console_text_attribute(color,&self.screen_manager);
}
fn set_bg(&self, bg_color: Color, screen_manager: Rc<Mutex<ScreenManager>>) {
let color_value = &self.color_value(bg_color, ColorType::Background);
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(&self.screen_manager);
// Notice that the color values are stored in wAttribute.
// So wee need to use bitwise operators to check if the values exists or to get current console colors.
let mut color: u16;
@ -61,11 +62,11 @@ impl ITerminalColor for WinApiColor {
color = color | wincon::FOREGROUND_INTENSITY as u16;
}
kernel::set_console_text_attribute(color);
kernel::set_console_text_attribute(color,&self.screen_manager);
}
fn reset(&self, screen_manager: Rc<Mutex<ScreenManager>>) {
kernel::set_console_text_attribute(self.original_console_color);
kernel::set_console_text_attribute(self.original_console_color,&self.screen_manager);
}
/// This will get the winapi color value from the Color and ColorType struct

2
src/style/styles/objectstyle.rs
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@ -10,7 +10,7 @@ use std::rc::Rc;
use super::super::Attribute;
/// Struct that contains the style properties that can be applied to an displayable object.
#[derive(Clone)]
#[derive(Copy, Clone)]
pub struct ObjectStyle {
pub fg_color: Option<Color>,
pub bg_color: Option<Color>,

2
src/terminal/ansi_terminal.rs
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@ -43,7 +43,7 @@ impl ITerminal for AnsiTerminal {
}
fn terminal_size(&self) -> (u16, u16) {
functions::get_terminal_size()
functions::get_terminal_size(&self.context.screen_manager)
}
fn scroll_up(&self, count: i16) {

15
src/terminal/terminal.rs
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@ -6,6 +6,7 @@ use Context;
use super::super::style;
use super::super::shared::functions;
use std::fmt::Write;
use std::fmt;
use std::rc::Rc;
@ -193,6 +194,20 @@ impl Terminal {
terminal.exit();
}
}
pub fn write<D: fmt::Display>(&mut self, value: D)
{
let mut mutex = &self.context.screen_manager;
{
let mut screen_manager = mutex.lock().unwrap();
use std::fmt::Write;
let mut string = String::new();
write!(string, "{}", value).unwrap();
screen_manager.write_val(string);
}
}
}
/// Get an Terminal implementation whereon terminal related actions can be performed.

58
src/terminal/winapi_terminal.rs
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@ -7,6 +7,9 @@ use super::{ClearType, ITerminal, Rc};
use winapi::um::wincon::{SMALL_RECT, COORD, CONSOLE_SCREEN_BUFFER_INFO,};
use kernel::windows_kernel::{kernel, terminal};
use super::super::shared::functions;
use super::super::ScreenManager;
use std::sync::Mutex;
/// This struct is an windows implementation for terminal related actions.
pub struct WinApiTerminal
@ -23,29 +26,29 @@ impl WinApiTerminal {
impl ITerminal for WinApiTerminal {
fn clear(&self, clear_type: ClearType) {
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(&self.context.screen_manager);
let pos = cursor(self.context.clone()).pos();
match clear_type
{
ClearType::All => clear_entire_screen(csbi, self.context.clone()),
ClearType::FromCursorDown => clear_after_cursor(pos,csbi, self.context.clone()),
ClearType::FromCursorUp => clear_before_cursor(pos, csbi, self.context.clone()),
ClearType::CurrentLine => clear_current_line(pos, csbi, self.context.clone()),
ClearType::UntilNewLine => clear_until_line(pos, csbi,self.context.clone()),
ClearType::All => clear_entire_screen(csbi, &self.context),
ClearType::FromCursorDown => clear_after_cursor(pos,csbi, &self.context),
ClearType::FromCursorUp => clear_before_cursor(pos, csbi, &self.context),
ClearType::CurrentLine => clear_current_line(pos, csbi, &self.context),
ClearType::UntilNewLine => clear_until_line(pos, csbi, &self.context),
};
}
fn terminal_size(&self) -> (u16, u16) {
terminal::terminal_size()
terminal::terminal_size(&self.context.screen_manager)
}
fn scroll_up(&self, count: i16) {
// yet to be inplemented
// yet to be implemented
}
fn scroll_down(&self, count: i16) {
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(&self.context.screen_manager);
let mut srct_window;
// Set srctWindow to the current window size and location.
@ -56,7 +59,7 @@ impl ITerminal for WinApiTerminal {
srct_window.Top += count; // move top down
srct_window.Bottom += count; // move bottom down
let success = kernel::set_console_info(true, &mut srct_window);
let success = kernel::set_console_info(true, &mut srct_window, &self.context.screen_manager);
if success {
panic!("Something went wrong when scrolling down");
}
@ -76,7 +79,7 @@ impl ITerminal for WinApiTerminal {
}
// Get the position of the current console window
let csbi = kernel::get_console_screen_buffer_info();
let csbi = kernel::get_console_screen_buffer_info(&self.context.screen_manager);
let mut success = false;
// If the buffer is smaller than this new window size, resize the
@ -105,7 +108,7 @@ impl ITerminal for WinApiTerminal {
}
if resize_buffer {
success = kernel::set_console_screen_buffer_size(size);
success = kernel::set_console_screen_buffer_size(size, &self.context.screen_manager);
if !success
{
@ -118,12 +121,12 @@ impl ITerminal for WinApiTerminal {
fsr_window.Bottom = fsr_window.Top + height;
fsr_window.Right = fsr_window.Left + width;
let success = kernel::set_console_info(true, &fsr_window);
let success = kernel::set_console_info(true, &fsr_window, &self.context.screen_manager);
if success {
// If we resized the buffer, un-resize it.
if resize_buffer {
kernel::set_console_screen_buffer_size(csbi.dwSize);
kernel::set_console_screen_buffer_size(csbi.dwSize, &self.context.screen_manager);
}
let bounds = kernel::get_largest_console_window_size();
@ -145,7 +148,7 @@ impl ITerminal for WinApiTerminal {
}
}
pub fn clear_after_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context>) {
pub fn clear_after_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: &Rc<Context>) {
let (mut x,mut y) = pos;
// if cursor position is at the outer right position
@ -160,10 +163,10 @@ pub fn clear_after_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, cont
// get sum cells before cursor
let cells_to_write = csbi.dwSize.X as u32 * csbi.dwSize.Y as u32;
clear(start_location,cells_to_write);
clear(start_location,cells_to_write, &context.screen_manager);
}
pub fn clear_before_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context>) {
pub fn clear_before_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: &Rc<Context>) {
let (xpos,ypos) = pos;
// one cell after cursor position
@ -176,10 +179,10 @@ pub fn clear_before_cursor(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, con
// get sum cells before cursor
let cells_to_write = (csbi.dwSize.X as u32 * ypos as u32) + (xpos as u32 + 1);
clear(start_location, cells_to_write);
clear(start_location, cells_to_write, &context.screen_manager);
}
pub fn clear_entire_screen(csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context>) {
pub fn clear_entire_screen(csbi: CONSOLE_SCREEN_BUFFER_INFO, context: &Rc<Context>) {
// position x at start
let x = 0;
// position y at start
@ -191,13 +194,13 @@ pub fn clear_entire_screen(csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context
let cells_to_write = csbi.dwSize.X as u32 * csbi.dwSize.Y as u32;
clear( start_location, cells_to_write);
clear( start_location, cells_to_write, &context.screen_manager);
// put the cursor back at (0, 0)
cursor(context.clone()).goto(0, 0);
}
pub fn clear_current_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context>)
pub fn clear_current_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: &Rc<Context>)
{
// position x at start
let x = 0;
@ -210,13 +213,13 @@ pub fn clear_current_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, cont
let cells_to_write = csbi.dwSize.X as u32;
clear(start_location, cells_to_write);
clear(start_location, cells_to_write, &context.screen_manager);
// put the cursor back at 1 cell on current row
cursor(context.clone()).goto(0, y);
}
pub fn clear_until_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: Rc<Context>)
pub fn clear_until_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, context: &Rc<Context>)
{
let (x,y) = pos;
@ -225,7 +228,7 @@ pub fn clear_until_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, contex
// get sum cells before cursor
let cells_to_write = (csbi.dwSize.X - x as i16) as u32;
clear(start_location, cells_to_write);
clear(start_location, cells_to_write, &context.screen_manager);
// put the cursor back at original cursor position
cursor(context.clone()).goto(x,y);
@ -233,12 +236,13 @@ pub fn clear_until_line(pos: (u16,u16), csbi: CONSOLE_SCREEN_BUFFER_INFO, contex
fn clear(
start_loaction: COORD,
cells_to_write: u32
cells_to_write: u32,
screen_manager: &Rc<Mutex<ScreenManager>>
) {
let mut cells_written = 0;
let mut success = false;
success = kernel::fill_console_output_character(&mut cells_written, start_loaction, cells_to_write);
success = kernel::fill_console_output_character(&mut cells_written, start_loaction, cells_to_write, screen_manager);
if !success
{
@ -247,7 +251,7 @@ fn clear(
cells_written = 0;
success = kernel::fill_console_output_attribute(&mut cells_written, start_loaction, cells_to_write);
success = kernel::fill_console_output_attribute(&mut cells_written, start_loaction, cells_to_write, screen_manager);
if !success {
panic!("Couldnot reset attributes after cursor");

0
string Normal file
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