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use std::any::Any;
use std::marker::PhantomPinned;
use std::pin::Pin;
use std::sync::Arc;
use crate::co;
use crate::decl::*;
use crate::gui::{privs::*, *};
use crate::msg::*;
use crate::prelude::*;
struct MonthCalendarObj {
base: BaseCtrl,
events: BaseCtrlEvents,
_pin: PhantomPinned,
}
native_ctrl! { MonthCalendar: MonthCalendarObj => GuiEventsMonthCalendar;
/// Native
/// [month calendar](https://learn.microsoft.com/en-us/windows/win32/controls/month-calendar-controls)
/// control.
}
impl MonthCalendar {
/// Instantiates a new `MonthCalendar` object, to be created on the parent
/// window with [`HWND::CreateWindowEx`](crate::HWND::CreateWindowEx).
///
/// # Panics
///
/// Panics if the parent window was already created – that is, you cannot
/// dynamically create a `MonthCalendar` in an event closure.
#[must_use]
pub fn new(parent: &(impl GuiParent + 'static), opts: MonthCalendarOpts) -> Self {
let ctrl_id = auto_id::set_if_zero(opts.ctrl_id);
let new_self = Self(Arc::pin(MonthCalendarObj {
base: BaseCtrl::new(ctrl_id),
events: BaseCtrlEvents::new(parent, ctrl_id),
_pin: PhantomPinned,
}));
let self2 = new_self.clone();
let parent2 = parent.clone();
parent
.as_ref()
.before_on()
.wm(parent.as_ref().wnd_ty().creation_msg(), move |_| {
self2.0.base.create_window(
opts.window_ex_style,
"SysMonthCal32",
None,
opts.window_style | opts.control_style.into(),
opts.position.into(),
SIZE::default(),
&parent2,
);
ui_font::set(self2.hwnd());
let mut bounds_rect = RECT::default();
unsafe {
self2
.hwnd()
.SendMessage(mcm::GetMinReqRect { bounds_rect: &mut bounds_rect })
.expect(DONTFAIL);
}
self2
.hwnd()
.SetWindowPos(
HwndPlace::None,
POINT::default(),
SIZE::with(bounds_rect.right, bounds_rect.bottom),
co::SWP::NOZORDER | co::SWP::NOMOVE,
)
.expect(DONTFAIL);
if opts.date.wDay != 0 {
self2.set_date(&opts.date)?;
}
parent2
.as_ref()
.add_to_layout(self2.hwnd(), opts.resize_behavior);
Ok(0) // ignored
});
new_self
}
/// Instantiates a new `MonthCalendar` object, to be loaded from a dialog
/// resource with [`HWND::GetDlgItem`](crate::HWND::GetDlgItem).
///
/// # Panics
///
/// Panics if the parent dialog was already created – that is, you cannot
/// dynamically create a `MonthCalendar` in an event closure.
#[must_use]
pub fn new_dlg(
parent: &(impl GuiParent + 'static),
ctrl_id: u16,
resize_behavior: (Horz, Vert),
) -> Self {
let new_self = Self(Arc::pin(MonthCalendarObj {
base: BaseCtrl::new(ctrl_id),
events: BaseCtrlEvents::new(parent, ctrl_id),
_pin: PhantomPinned,
}));
let self2 = new_self.clone();
let parent2 = parent.clone();
parent.as_ref().before_on().wm_init_dialog(move |_| {
self2.0.base.assign_dlg(&parent2);
parent2
.as_ref()
.add_to_layout(self2.hwnd(), resize_behavior);
Ok(true) // ignored
});
new_self
}
/// Retrieves the currently selected date by sending a
/// [`mcm::GetCurSel`](crate::msg::mcm::GetCurSel) message.
#[must_use]
pub fn date(&self) -> SysResult<SYSTEMTIME> {
let mut st = SYSTEMTIME::default();
unsafe {
self.hwnd().SendMessage(mcm::GetCurSel { info: &mut st })?;
}
Ok(st)
}
/// Sets the currently selected date by sending a
/// [`mcm::SetCurSel`](crate::msg::mcm::SetCurSel) message.
pub fn set_date(&self, st: &SYSTEMTIME) -> SysResult<()> {
unsafe { self.hwnd().SendMessage(mcm::SetCurSel { info: st }) }
}
}
/// Options to create a [`MonthCalendar`](crate::gui::MonthCalendar)
/// programmatically with
/// [`MonthCalendar::new`](crate::gui::MonthCalendar::new).
pub struct MonthCalendarOpts {
/// Left and top position coordinates of control within parent's client
/// area, to be
/// [created](https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-createwindowexw).
///
/// Defaults to `gui::dpi(0, 0)`.
pub position: (i32, i32),
/// Month calendar styles to be
/// [created](https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-createwindowexw).
///
/// Defaults to `MCS::NoValue`.
pub control_style: co::MCS,
/// Window styles to be
/// [created](https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-createwindowexw).
///
/// Defaults to `WS::CHILD | WS::GROUP | WS::TABSTOP | WS::VISIBLE`.
pub window_style: co::WS,
/// Extended window styles to be
/// [created](https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-createwindowexw).
///
/// Defaults to `WS_EX::LEFT`.
pub window_ex_style: co::WS_EX,
/// The control ID.
///
/// Defaults to an auto-generated ID.
pub ctrl_id: u16,
/// Horizontal and vertical behavior of the control when the parent window
/// is resized.
///
/// **Note:** A `MonthCalendar` cannot be resized horizontally or
/// vertically, so it will panic if you use `Horz::Resize` or
/// `Vert::Resize`.
///
/// Defaults to `(gui::Horz::None, gui::Vert::None)`.
pub resize_behavior: (Horz, Vert),
/// Initial date.
///
/// Defaults to now.
pub date: SYSTEMTIME,
}
impl Default for MonthCalendarOpts {
fn default() -> Self {
Self {
position: dpi(0, 0),
control_style: co::MCS::NoValue,
window_style: co::WS::CHILD | co::WS::GROUP | co::WS::TABSTOP | co::WS::VISIBLE,
window_ex_style: co::WS_EX::LEFT,
ctrl_id: 0,
resize_behavior: (Horz::None, Vert::None),
date: SYSTEMTIME::default(),
}
}
}