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Refactor away duplicated code

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This commit is contained in:
Jussi Viiri 2023-06-04 21:39:59 +03:00
parent d8ffd4abc6
commit f5840bc65b
1 changed files with 38 additions and 55 deletions
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93
src/win/window.rs
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@ -821,6 +821,28 @@ impl DropTarget {
}
}
fn on_event(this: *mut IDropTarget, pdwEffect: Option<*mut DWORD>, event: MouseEvent) {
unsafe {
let drop_target = &*(this as *mut DropTarget);
let window_state = &*drop_target.window_state;
let mut window = window_state.create_window();
let mut window = crate::Window::new(&mut window);
let event = Event::Mouse(event);
let event_status = window_state.handler.borrow_mut().as_mut().unwrap().on_event(&mut window, event);
if let Some(pdwEffect) = pdwEffect {
match event_status {
EventStatus::AcceptDrop(DropEffect::Copy) => *pdwEffect = DROPEFFECT_COPY,
EventStatus::AcceptDrop(DropEffect::Move) => *pdwEffect = DROPEFFECT_MOVE,
EventStatus::AcceptDrop(DropEffect::Link) => *pdwEffect = DROPEFFECT_LINK,
EventStatus::AcceptDrop(DropEffect::Scroll) => *pdwEffect = DROPEFFECT_SCROLL,
_ => *pdwEffect = DROPEFFECT_NONE,
}
}
}
}
unsafe extern "system" fn query_interface(
this: *mut IUnknown,
riid: REFIID,
@ -857,7 +879,7 @@ impl DropTarget {
result as ULONG
}
unsafe extern "system" fn drag_enter(
this: *mut IDropTarget,
pDataObj: *const IDataObject,
@ -866,21 +888,7 @@ impl DropTarget {
pdwEffect: *mut DWORD,
) -> HRESULT
{
let drop_target = &*(this as *mut DropTarget);
let window_state = &*drop_target.window_state;
let mut window = window_state.create_window();
let mut window = crate::Window::new(&mut window);
let event = Event::Mouse(MouseEvent::DragEntered {});
let event_status = window_state.handler.borrow_mut().as_mut().unwrap().on_event(&mut window, event);
match event_status {
EventStatus::AcceptDrop(DropEffect::Copy) => *pdwEffect = DROPEFFECT_COPY,
EventStatus::AcceptDrop(DropEffect::Move) => *pdwEffect = DROPEFFECT_MOVE,
EventStatus::AcceptDrop(DropEffect::Link) => *pdwEffect = DROPEFFECT_LINK,
EventStatus::AcceptDrop(DropEffect::Scroll) => *pdwEffect = DROPEFFECT_SCROLL,
_ => *pdwEffect = DROPEFFECT_NONE,
}
Self::on_event(this, Some(pdwEffect), MouseEvent::DragEntered {});
S_OK
}
@ -891,34 +899,12 @@ impl DropTarget {
pdwEffect: *mut DWORD,
) -> HRESULT
{
let drop_target = &*(this as *mut DropTarget);
let window_state = &*drop_target.window_state;
let mut window = window_state.create_window();
let mut window = crate::Window::new(&mut window);
let event = Event::Mouse(MouseEvent::DragMoved {});
let event_status = window_state.handler.borrow_mut().as_mut().unwrap().on_event(&mut window, event);
match event_status {
EventStatus::AcceptDrop(DropEffect::Copy) => *pdwEffect = DROPEFFECT_COPY,
EventStatus::AcceptDrop(DropEffect::Move) => *pdwEffect = DROPEFFECT_MOVE,
EventStatus::AcceptDrop(DropEffect::Link) => *pdwEffect = DROPEFFECT_LINK,
EventStatus::AcceptDrop(DropEffect::Scroll) => *pdwEffect = DROPEFFECT_SCROLL,
_ => *pdwEffect = DROPEFFECT_NONE,
}
Self::on_event(this, Some(pdwEffect), MouseEvent::DragMoved {});
S_OK
}
unsafe extern "system" fn drag_leave(this: *mut IDropTarget) -> HRESULT {
let drop_target = &*(this as *mut DropTarget);
let window_state = &*drop_target.window_state;
let mut window = window_state.create_window();
let mut window = crate::Window::new(&mut window);
let event = Event::Mouse(MouseEvent::DragLeft {});
window_state.handler.borrow_mut().as_mut().unwrap().on_event(&mut window, event);
Self::on_event(this, None, MouseEvent::DragLeft {});
S_OK
}
@ -930,21 +916,18 @@ impl DropTarget {
pdwEffect: *mut DWORD,
) -> HRESULT
{
let drop_target = &*(this as *mut DropTarget);
let window_state = &*drop_target.window_state;
let mut window = window_state.create_window();
let mut window = crate::Window::new(&mut window);
let event = Event::Mouse(MouseEvent::DragDropped {});
let event_status = window_state.handler.borrow_mut().as_mut().unwrap().on_event(&mut window, event);
match event_status {
EventStatus::AcceptDrop(DropEffect::Copy) => *pdwEffect = DROPEFFECT_COPY,
EventStatus::AcceptDrop(DropEffect::Move) => *pdwEffect = DROPEFFECT_MOVE,
EventStatus::AcceptDrop(DropEffect::Link) => *pdwEffect = DROPEFFECT_LINK,
EventStatus::AcceptDrop(DropEffect::Scroll) => *pdwEffect = DROPEFFECT_SCROLL,
_ => *pdwEffect = DROPEFFECT_NONE,
}
Self::on_event(this, Some(pdwEffect), MouseEvent::DragDropped {});
S_OK
}
}
impl DropEffect {
pub fn to_dword(&self) -> DWORD {
match self {
DropEffect::Copy => DROPEFFECT_COPY,
DropEffect::Move => DROPEFFECT_MOVE,
DropEffect::Link => DROPEFFECT_LINK,
DropEffect::Scroll => DROPEFFECT_SCROLL,
}
}
}