Implement file-type functionalities in htmlinputelement and related

Changes include:
- Implement file selection and other DOM behaviours in htmlinputelement
- Integrate IpcSender<FileManagerThreadMsg> into ResourceThreads
- Improve filemanager_thread, including adding type_string field to SelectedFile
- Improve interfaces in FileList/File/Blob to accommodate the above changes
This commit is contained in:
Zhen Zhang 2016-05-17 18:10:07 +08:00
parent 983612751b
commit dd590d088b
10 changed files with 155 additions and 30 deletions

View file

@ -28,6 +28,7 @@ extern crate util;
extern crate uuid;
extern crate websocket;
use filemanager_thread::FileManagerThreadMsg;
use heapsize::HeapSizeOf;
use hyper::header::{ContentType, Headers};
use hyper::http::RawStatus;
@ -186,8 +187,13 @@ pub type CoreResourceThread = IpcSender<CoreResourceMsg>;
pub type IpcSendResult = Result<(), IOError>;
/// Abstraction of the ability to send a particular type of message,
/// used by net_traits::ResourceThreads to ease the use its IpcSender sub-fields
/// XXX: If this trait will be used more in future, some auto derive might be appealing
pub trait IpcSend<T> where T: serde::Serialize + serde::Deserialize {
/// send message T
fn send(&self, T) -> IpcSendResult;
/// get underlying sender
fn sender(&self) -> IpcSender<T>;
}
@ -200,13 +206,17 @@ pub trait IpcSend<T> where T: serde::Serialize + serde::Deserialize {
pub struct ResourceThreads {
core_thread: CoreResourceThread,
storage_thread: IpcSender<StorageThreadMsg>,
filemanager_thread: IpcSender<FileManagerThreadMsg>,
}
impl ResourceThreads {
pub fn new(c: CoreResourceThread, s: IpcSender<StorageThreadMsg>) -> ResourceThreads {
pub fn new(c: CoreResourceThread,
s: IpcSender<StorageThreadMsg>,
f: IpcSender<FileManagerThreadMsg>) -> ResourceThreads {
ResourceThreads {
core_thread: c,
storage_thread: s,
filemanager_thread: f,
}
}
}
@ -231,6 +241,16 @@ impl IpcSend<StorageThreadMsg> for ResourceThreads {
}
}
impl IpcSend<FileManagerThreadMsg> for ResourceThreads {
fn send(&self, msg: FileManagerThreadMsg) -> IpcSendResult {
self.filemanager_thread.send(msg)
}
fn sender(&self) -> IpcSender<FileManagerThreadMsg> {
self.filemanager_thread.clone()
}
}
// Ignore the sub-fields
impl HeapSizeOf for ResourceThreads {
fn heap_size_of_children(&self) -> usize { 0 }