1520 lines
52 KiB
Rust
1520 lines
52 KiB
Rust
use crate::{
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executor,
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geometry::{
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rect::RectF,
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vector::{vec2f, Vector2F},
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},
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keymap_matcher::Keystroke,
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mac::platform::NSViewLayerContentsRedrawDuringViewResize,
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platform::{
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self,
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mac::{geometry::RectFExt, renderer::Renderer, screen::Screen},
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Event, WindowBounds,
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},
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InputHandler, KeyDownEvent, ModifiersChangedEvent, MouseButton, MouseButtonEvent,
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MouseMovedEvent, Scene, WindowKind,
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};
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use block::ConcreteBlock;
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use cocoa::{
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appkit::{
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CGFloat, CGPoint, NSApplication, NSBackingStoreBuffered, NSScreen, NSView,
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NSViewHeightSizable, NSViewWidthSizable, NSWindow, NSWindowButton,
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NSWindowCollectionBehavior, NSWindowStyleMask,
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},
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base::{id, nil},
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foundation::{
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NSAutoreleasePool, NSInteger, NSNotFound, NSPoint, NSRect, NSSize, NSString, NSUInteger,
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},
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};
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use core_graphics::display::CGRect;
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use ctor::ctor;
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use foreign_types::ForeignTypeRef;
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use objc::{
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class,
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declare::ClassDecl,
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msg_send,
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runtime::{Class, Object, Protocol, Sel, BOOL, NO, YES},
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sel, sel_impl,
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};
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use postage::oneshot;
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use smol::Timer;
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use std::{
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any::Any,
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cell::{Cell, RefCell},
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convert::TryInto,
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ffi::{c_void, CStr},
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mem,
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ops::Range,
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os::raw::c_char,
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ptr,
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rc::{Rc, Weak},
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sync::Arc,
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time::Duration,
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};
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const WINDOW_STATE_IVAR: &str = "windowState";
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static mut WINDOW_CLASS: *const Class = ptr::null();
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static mut PANEL_CLASS: *const Class = ptr::null();
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static mut VIEW_CLASS: *const Class = ptr::null();
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#[allow(non_upper_case_globals)]
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const NSWindowStyleMaskNonactivatingPanel: NSWindowStyleMask =
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unsafe { NSWindowStyleMask::from_bits_unchecked(1 << 7) };
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#[allow(non_upper_case_globals)]
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const NSNormalWindowLevel: NSInteger = 0;
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#[allow(non_upper_case_globals)]
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const NSPopUpWindowLevel: NSInteger = 101;
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#[allow(non_upper_case_globals)]
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const NSTrackingMouseEnteredAndExited: NSUInteger = 0x01;
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#[allow(non_upper_case_globals)]
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const NSTrackingMouseMoved: NSUInteger = 0x02;
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#[allow(non_upper_case_globals)]
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const NSTrackingActiveAlways: NSUInteger = 0x80;
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#[allow(non_upper_case_globals)]
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const NSTrackingInVisibleRect: NSUInteger = 0x200;
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#[allow(non_upper_case_globals)]
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const NSWindowAnimationBehaviorUtilityWindow: NSInteger = 4;
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#[repr(C)]
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#[derive(Copy, Clone, Debug)]
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struct NSRange {
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pub location: NSUInteger,
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pub length: NSUInteger,
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}
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impl NSRange {
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fn invalid() -> Self {
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Self {
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location: NSNotFound as NSUInteger,
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length: 0,
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}
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}
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fn is_valid(&self) -> bool {
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self.location != NSNotFound as NSUInteger
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}
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fn to_range(self) -> Option<Range<usize>> {
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if self.is_valid() {
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let start = self.location as usize;
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let end = start + self.length as usize;
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Some(start..end)
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} else {
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None
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}
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}
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}
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impl From<Range<usize>> for NSRange {
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fn from(range: Range<usize>) -> Self {
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NSRange {
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location: range.start as NSUInteger,
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length: range.len() as NSUInteger,
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}
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}
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}
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unsafe impl objc::Encode for NSRange {
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fn encode() -> objc::Encoding {
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let encoding = format!(
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"{{NSRange={}{}}}",
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NSUInteger::encode().as_str(),
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NSUInteger::encode().as_str()
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);
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unsafe { objc::Encoding::from_str(&encoding) }
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}
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}
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#[ctor]
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unsafe fn build_classes() {
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WINDOW_CLASS = build_window_class("GPUIWindow", class!(NSWindow));
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PANEL_CLASS = build_window_class("GPUIPanel", class!(NSPanel));
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VIEW_CLASS = {
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let mut decl = ClassDecl::new("GPUIView", class!(NSView)).unwrap();
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decl.add_ivar::<*mut c_void>(WINDOW_STATE_IVAR);
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decl.add_method(sel!(dealloc), dealloc_view as extern "C" fn(&Object, Sel));
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decl.add_method(
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sel!(performKeyEquivalent:),
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handle_key_equivalent as extern "C" fn(&Object, Sel, id) -> BOOL,
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);
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decl.add_method(
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sel!(keyDown:),
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handle_key_down as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(mouseDown:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(mouseUp:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(rightMouseDown:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(rightMouseUp:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(otherMouseDown:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(otherMouseUp:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(mouseMoved:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(mouseExited:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(mouseDragged:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(scrollWheel:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(flagsChanged:),
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handle_view_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(cancelOperation:),
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cancel_operation as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(makeBackingLayer),
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make_backing_layer as extern "C" fn(&Object, Sel) -> id,
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);
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decl.add_protocol(Protocol::get("CALayerDelegate").unwrap());
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decl.add_method(
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sel!(viewDidChangeBackingProperties),
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view_did_change_backing_properties as extern "C" fn(&Object, Sel),
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);
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decl.add_method(
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sel!(setFrameSize:),
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set_frame_size as extern "C" fn(&Object, Sel, NSSize),
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);
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decl.add_method(
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sel!(displayLayer:),
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display_layer as extern "C" fn(&Object, Sel, id),
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);
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decl.add_protocol(Protocol::get("NSTextInputClient").unwrap());
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decl.add_method(
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sel!(validAttributesForMarkedText),
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valid_attributes_for_marked_text as extern "C" fn(&Object, Sel) -> id,
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);
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decl.add_method(
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sel!(hasMarkedText),
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has_marked_text as extern "C" fn(&Object, Sel) -> BOOL,
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);
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decl.add_method(
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sel!(markedRange),
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marked_range as extern "C" fn(&Object, Sel) -> NSRange,
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);
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decl.add_method(
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sel!(selectedRange),
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selected_range as extern "C" fn(&Object, Sel) -> NSRange,
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);
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decl.add_method(
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sel!(firstRectForCharacterRange:actualRange:),
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first_rect_for_character_range as extern "C" fn(&Object, Sel, NSRange, id) -> NSRect,
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);
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decl.add_method(
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sel!(insertText:replacementRange:),
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insert_text as extern "C" fn(&Object, Sel, id, NSRange),
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);
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decl.add_method(
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sel!(setMarkedText:selectedRange:replacementRange:),
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set_marked_text as extern "C" fn(&Object, Sel, id, NSRange, NSRange),
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);
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decl.add_method(sel!(unmarkText), unmark_text as extern "C" fn(&Object, Sel));
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decl.add_method(
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sel!(attributedSubstringForProposedRange:actualRange:),
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attributed_substring_for_proposed_range
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as extern "C" fn(&Object, Sel, NSRange, *mut c_void) -> id,
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);
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decl.add_method(
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sel!(viewDidChangeEffectiveAppearance),
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view_did_change_effective_appearance as extern "C" fn(&Object, Sel),
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);
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// Suppress beep on keystrokes with modifier keys.
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decl.add_method(
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sel!(doCommandBySelector:),
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do_command_by_selector as extern "C" fn(&Object, Sel, Sel),
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);
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decl.add_method(
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sel!(acceptsFirstMouse:),
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accepts_first_mouse as extern "C" fn(&Object, Sel, id) -> BOOL,
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);
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decl.register()
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};
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}
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unsafe fn build_window_class(name: &'static str, superclass: &Class) -> *const Class {
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let mut decl = ClassDecl::new(name, superclass).unwrap();
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decl.add_ivar::<*mut c_void>(WINDOW_STATE_IVAR);
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decl.add_method(sel!(dealloc), dealloc_window as extern "C" fn(&Object, Sel));
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decl.add_method(
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sel!(canBecomeMainWindow),
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yes as extern "C" fn(&Object, Sel) -> BOOL,
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);
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decl.add_method(
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sel!(canBecomeKeyWindow),
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yes as extern "C" fn(&Object, Sel) -> BOOL,
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);
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decl.add_method(
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sel!(sendEvent:),
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send_event as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowDidResize:),
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window_did_resize as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowWillEnterFullScreen:),
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window_will_enter_fullscreen as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowWillExitFullScreen:),
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window_will_exit_fullscreen as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowDidBecomeKey:),
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window_did_change_key_status as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowDidResignKey:),
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window_did_change_key_status as extern "C" fn(&Object, Sel, id),
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);
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decl.add_method(
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sel!(windowShouldClose:),
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window_should_close as extern "C" fn(&Object, Sel, id) -> BOOL,
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);
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decl.add_method(sel!(close), close_window as extern "C" fn(&Object, Sel));
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decl.register()
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}
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pub struct Window(Rc<RefCell<WindowState>>);
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///Used to track what the IME does when we send it a keystroke.
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|
///This is only used to handle the case where the IME mysteriously
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///swallows certain keys.
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///
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|
///Basically a direct copy of the approach that WezTerm uses in:
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///github.com/wez/wezterm : d5755f3e : window/src/os/macos/window.rs
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enum ImeState {
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Continue,
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Acted,
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None,
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}
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|
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struct WindowState {
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id: usize,
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native_window: id,
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kind: WindowKind,
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event_callback: Option<Box<dyn FnMut(Event) -> bool>>,
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activate_callback: Option<Box<dyn FnMut(bool)>>,
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resize_callback: Option<Box<dyn FnMut()>>,
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fullscreen_callback: Option<Box<dyn FnMut(bool)>>,
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should_close_callback: Option<Box<dyn FnMut() -> bool>>,
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close_callback: Option<Box<dyn FnOnce()>>,
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appearance_changed_callback: Option<Box<dyn FnMut()>>,
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input_handler: Option<Box<dyn InputHandler>>,
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pending_key_down: Option<(KeyDownEvent, Option<InsertText>)>,
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performed_key_equivalent: bool,
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synthetic_drag_counter: usize,
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executor: Rc<executor::Foreground>,
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scene_to_render: Option<Scene>,
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renderer: Renderer,
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last_fresh_keydown: Option<Keystroke>,
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traffic_light_position: Option<Vector2F>,
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previous_modifiers_changed_event: Option<Event>,
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//State tracking what the IME did after the last request
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ime_state: ImeState,
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//Retains the last IME Text
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ime_text: Option<String>,
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}
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|
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struct InsertText {
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replacement_range: Option<Range<usize>>,
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text: String,
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}
|
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|
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impl Window {
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pub fn open(
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id: usize,
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options: platform::WindowOptions,
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executor: Rc<executor::Foreground>,
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fonts: Arc<dyn platform::FontSystem>,
|
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) -> Self {
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unsafe {
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let pool = NSAutoreleasePool::new(nil);
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|
|
let mut style_mask;
|
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if let Some(titlebar) = options.titlebar.as_ref() {
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style_mask = NSWindowStyleMask::NSClosableWindowMask
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| NSWindowStyleMask::NSMiniaturizableWindowMask
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| NSWindowStyleMask::NSResizableWindowMask
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| NSWindowStyleMask::NSTitledWindowMask;
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|
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if titlebar.appears_transparent {
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style_mask |= NSWindowStyleMask::NSFullSizeContentViewWindowMask;
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}
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} else {
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style_mask = NSWindowStyleMask::NSTitledWindowMask
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| NSWindowStyleMask::NSFullSizeContentViewWindowMask;
|
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}
|
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|
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let native_window: id = match options.kind {
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WindowKind::Normal => msg_send![WINDOW_CLASS, alloc],
|
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WindowKind::PopUp => {
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style_mask |= NSWindowStyleMaskNonactivatingPanel;
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msg_send![PANEL_CLASS, alloc]
|
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}
|
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};
|
|
let native_window = native_window.initWithContentRect_styleMask_backing_defer_screen_(
|
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RectF::new(Default::default(), vec2f(1024., 768.)).to_ns_rect(),
|
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style_mask,
|
|
NSBackingStoreBuffered,
|
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NO,
|
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options
|
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.screen
|
|
.and_then(|screen| {
|
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Some(screen.as_any().downcast_ref::<Screen>()?.native_screen)
|
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})
|
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.unwrap_or(nil),
|
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);
|
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assert!(!native_window.is_null());
|
|
|
|
let screen = native_window.screen();
|
|
match options.bounds {
|
|
WindowBounds::Maximized => {
|
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native_window.setFrame_display_(screen.visibleFrame(), YES);
|
|
}
|
|
WindowBounds::Fixed(top_left_bounds) => {
|
|
let frame = screen.visibleFrame();
|
|
let bottom_left_bounds = RectF::new(
|
|
vec2f(
|
|
top_left_bounds.origin_x(),
|
|
frame.size.height as f32
|
|
- top_left_bounds.origin_y()
|
|
- top_left_bounds.height(),
|
|
),
|
|
top_left_bounds.size(),
|
|
)
|
|
.to_ns_rect();
|
|
native_window.setFrame_display_(
|
|
native_window.convertRectToScreen_(bottom_left_bounds),
|
|
YES,
|
|
);
|
|
}
|
|
}
|
|
|
|
let native_view: id = msg_send![VIEW_CLASS, alloc];
|
|
let native_view = NSView::init(native_view);
|
|
assert!(!native_view.is_null());
|
|
|
|
let window = Self(Rc::new(RefCell::new(WindowState {
|
|
id,
|
|
native_window,
|
|
kind: options.kind,
|
|
event_callback: None,
|
|
resize_callback: None,
|
|
should_close_callback: None,
|
|
close_callback: None,
|
|
activate_callback: None,
|
|
fullscreen_callback: None,
|
|
appearance_changed_callback: None,
|
|
input_handler: None,
|
|
pending_key_down: None,
|
|
performed_key_equivalent: false,
|
|
synthetic_drag_counter: 0,
|
|
executor,
|
|
scene_to_render: Default::default(),
|
|
renderer: Renderer::new(true, fonts),
|
|
last_fresh_keydown: None,
|
|
traffic_light_position: options
|
|
.titlebar
|
|
.as_ref()
|
|
.and_then(|titlebar| titlebar.traffic_light_position),
|
|
previous_modifiers_changed_event: None,
|
|
ime_state: ImeState::None,
|
|
ime_text: None,
|
|
})));
|
|
|
|
(*native_window).set_ivar(
|
|
WINDOW_STATE_IVAR,
|
|
Rc::into_raw(window.0.clone()) as *const c_void,
|
|
);
|
|
native_window.setDelegate_(native_window);
|
|
(*native_view).set_ivar(
|
|
WINDOW_STATE_IVAR,
|
|
Rc::into_raw(window.0.clone()) as *const c_void,
|
|
);
|
|
|
|
if let Some(title) = options.titlebar.as_ref().and_then(|t| t.title) {
|
|
native_window.setTitle_(NSString::alloc(nil).init_str(title));
|
|
}
|
|
|
|
native_window.setMovable_(options.is_movable as BOOL);
|
|
|
|
if options
|
|
.titlebar
|
|
.map_or(true, |titlebar| titlebar.appears_transparent)
|
|
{
|
|
native_window.setTitlebarAppearsTransparent_(YES);
|
|
}
|
|
|
|
native_view.setAutoresizingMask_(NSViewWidthSizable | NSViewHeightSizable);
|
|
native_view.setWantsBestResolutionOpenGLSurface_(YES);
|
|
|
|
// From winit crate: On Mojave, views automatically become layer-backed shortly after
|
|
// being added to a native_window. Changing the layer-backedness of a view breaks the
|
|
// association between the view and its associated OpenGL context. To work around this,
|
|
// on we explicitly make the view layer-backed up front so that AppKit doesn't do it
|
|
// itself and break the association with its context.
|
|
native_view.setWantsLayer(YES);
|
|
let _: () = msg_send![
|
|
native_view,
|
|
setLayerContentsRedrawPolicy: NSViewLayerContentsRedrawDuringViewResize
|
|
];
|
|
|
|
native_window.setContentView_(native_view.autorelease());
|
|
native_window.makeFirstResponder_(native_view);
|
|
|
|
if options.center {
|
|
native_window.center();
|
|
}
|
|
|
|
match options.kind {
|
|
WindowKind::Normal => {
|
|
native_window.setLevel_(NSNormalWindowLevel);
|
|
native_window.setAcceptsMouseMovedEvents_(YES);
|
|
}
|
|
WindowKind::PopUp => {
|
|
// Use a tracking area to allow receiving MouseMoved events even when
|
|
// the window or application aren't active, which is often the case
|
|
// e.g. for notification windows.
|
|
let tracking_area: id = msg_send![class!(NSTrackingArea), alloc];
|
|
let _: () = msg_send![
|
|
tracking_area,
|
|
initWithRect: NSRect::new(NSPoint::new(0., 0.), NSSize::new(0., 0.))
|
|
options: NSTrackingMouseEnteredAndExited | NSTrackingMouseMoved | NSTrackingActiveAlways | NSTrackingInVisibleRect
|
|
owner: native_view
|
|
userInfo: nil
|
|
];
|
|
let _: () =
|
|
msg_send![native_view, addTrackingArea: tracking_area.autorelease()];
|
|
|
|
native_window.setLevel_(NSPopUpWindowLevel);
|
|
let _: () = msg_send![
|
|
native_window,
|
|
setAnimationBehavior: NSWindowAnimationBehaviorUtilityWindow
|
|
];
|
|
native_window.setCollectionBehavior_(
|
|
NSWindowCollectionBehavior::NSWindowCollectionBehaviorCanJoinAllSpaces |
|
|
NSWindowCollectionBehavior::NSWindowCollectionBehaviorFullScreenAuxiliary
|
|
);
|
|
}
|
|
}
|
|
if options.focus {
|
|
native_window.makeKeyAndOrderFront_(nil);
|
|
} else {
|
|
native_window.orderFront_(nil);
|
|
}
|
|
|
|
window.0.borrow().move_traffic_light();
|
|
pool.drain();
|
|
|
|
window
|
|
}
|
|
}
|
|
|
|
pub fn key_window_id() -> Option<usize> {
|
|
unsafe {
|
|
let app = NSApplication::sharedApplication(nil);
|
|
let key_window: id = msg_send![app, keyWindow];
|
|
if msg_send![key_window, isKindOfClass: WINDOW_CLASS] {
|
|
let id = get_window_state(&*key_window).borrow().id;
|
|
Some(id)
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Drop for Window {
|
|
fn drop(&mut self) {
|
|
let this = self.0.borrow();
|
|
let window = this.native_window;
|
|
this.executor
|
|
.spawn(async move {
|
|
unsafe {
|
|
window.close();
|
|
}
|
|
})
|
|
.detach();
|
|
}
|
|
}
|
|
|
|
impl platform::Window for Window {
|
|
fn as_any_mut(&mut self) -> &mut dyn Any {
|
|
self
|
|
}
|
|
|
|
fn on_event(&mut self, callback: Box<dyn FnMut(Event) -> bool>) {
|
|
self.0.as_ref().borrow_mut().event_callback = Some(callback);
|
|
}
|
|
|
|
fn on_resize(&mut self, callback: Box<dyn FnMut()>) {
|
|
self.0.as_ref().borrow_mut().resize_callback = Some(callback);
|
|
}
|
|
|
|
fn on_fullscreen(&mut self, callback: Box<dyn FnMut(bool)>) {
|
|
self.0.as_ref().borrow_mut().fullscreen_callback = Some(callback);
|
|
}
|
|
|
|
fn on_should_close(&mut self, callback: Box<dyn FnMut() -> bool>) {
|
|
self.0.as_ref().borrow_mut().should_close_callback = Some(callback);
|
|
}
|
|
|
|
fn on_close(&mut self, callback: Box<dyn FnOnce()>) {
|
|
self.0.as_ref().borrow_mut().close_callback = Some(callback);
|
|
}
|
|
|
|
fn on_active_status_change(&mut self, callback: Box<dyn FnMut(bool)>) {
|
|
self.0.as_ref().borrow_mut().activate_callback = Some(callback);
|
|
}
|
|
|
|
fn set_input_handler(&mut self, input_handler: Box<dyn InputHandler>) {
|
|
self.0.as_ref().borrow_mut().input_handler = Some(input_handler);
|
|
}
|
|
|
|
fn prompt(
|
|
&self,
|
|
level: platform::PromptLevel,
|
|
msg: &str,
|
|
answers: &[&str],
|
|
) -> oneshot::Receiver<usize> {
|
|
unsafe {
|
|
let alert: id = msg_send![class!(NSAlert), alloc];
|
|
let alert: id = msg_send![alert, init];
|
|
let alert_style = match level {
|
|
platform::PromptLevel::Info => 1,
|
|
platform::PromptLevel::Warning => 0,
|
|
platform::PromptLevel::Critical => 2,
|
|
};
|
|
let _: () = msg_send![alert, setAlertStyle: alert_style];
|
|
let _: () = msg_send![alert, setMessageText: ns_string(msg)];
|
|
for (ix, answer) in answers.iter().enumerate() {
|
|
let button: id = msg_send![alert, addButtonWithTitle: ns_string(answer)];
|
|
let _: () = msg_send![button, setTag: ix as NSInteger];
|
|
}
|
|
let (done_tx, done_rx) = oneshot::channel();
|
|
let done_tx = Cell::new(Some(done_tx));
|
|
let block = ConcreteBlock::new(move |answer: NSInteger| {
|
|
if let Some(mut done_tx) = done_tx.take() {
|
|
let _ = postage::sink::Sink::try_send(&mut done_tx, answer.try_into().unwrap());
|
|
}
|
|
});
|
|
let block = block.copy();
|
|
let native_window = self.0.borrow().native_window;
|
|
self.0
|
|
.borrow()
|
|
.executor
|
|
.spawn(async move {
|
|
let _: () = msg_send![
|
|
alert,
|
|
beginSheetModalForWindow: native_window
|
|
completionHandler: block
|
|
];
|
|
})
|
|
.detach();
|
|
|
|
done_rx
|
|
}
|
|
}
|
|
|
|
fn activate(&self) {
|
|
let window = self.0.borrow().native_window;
|
|
self.0
|
|
.borrow()
|
|
.executor
|
|
.spawn(async move {
|
|
unsafe {
|
|
let _: () = msg_send![window, makeKeyAndOrderFront: nil];
|
|
}
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn set_title(&mut self, title: &str) {
|
|
unsafe {
|
|
let app = NSApplication::sharedApplication(nil);
|
|
let window = self.0.borrow().native_window;
|
|
let title = ns_string(title);
|
|
msg_send![app, changeWindowsItem:window title:title filename:false]
|
|
}
|
|
}
|
|
|
|
fn set_edited(&mut self, edited: bool) {
|
|
unsafe {
|
|
let window = self.0.borrow().native_window;
|
|
msg_send![window, setDocumentEdited: edited as BOOL]
|
|
}
|
|
|
|
// Changing the document edited state resets the traffic light position,
|
|
// so we have to move it again.
|
|
self.0.borrow().move_traffic_light();
|
|
}
|
|
|
|
fn show_character_palette(&self) {
|
|
unsafe {
|
|
let app = NSApplication::sharedApplication(nil);
|
|
let window = self.0.borrow().native_window;
|
|
let _: () = msg_send![app, orderFrontCharacterPalette: window];
|
|
}
|
|
}
|
|
|
|
fn minimize(&self) {
|
|
let window = self.0.borrow().native_window;
|
|
unsafe {
|
|
window.miniaturize_(nil);
|
|
}
|
|
}
|
|
|
|
fn zoom(&self) {
|
|
let this = self.0.borrow();
|
|
let window = this.native_window;
|
|
this.executor
|
|
.spawn(async move {
|
|
unsafe {
|
|
window.zoom_(nil);
|
|
}
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn toggle_full_screen(&self) {
|
|
let this = self.0.borrow();
|
|
let window = this.native_window;
|
|
this.executor
|
|
.spawn(async move {
|
|
unsafe {
|
|
window.toggleFullScreen_(nil);
|
|
}
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
fn bounds(&self) -> RectF {
|
|
self.0.as_ref().borrow().bounds()
|
|
}
|
|
|
|
fn content_size(&self) -> Vector2F {
|
|
self.0.as_ref().borrow().content_size()
|
|
}
|
|
|
|
fn scale_factor(&self) -> f32 {
|
|
self.0.as_ref().borrow().scale_factor()
|
|
}
|
|
|
|
fn present_scene(&mut self, scene: Scene) {
|
|
self.0.as_ref().borrow_mut().present_scene(scene);
|
|
}
|
|
|
|
fn titlebar_height(&self) -> f32 {
|
|
self.0.as_ref().borrow().titlebar_height()
|
|
}
|
|
|
|
fn appearance(&self) -> crate::Appearance {
|
|
unsafe {
|
|
let appearance: id = msg_send![self.0.borrow().native_window, effectiveAppearance];
|
|
crate::Appearance::from_native(appearance)
|
|
}
|
|
}
|
|
|
|
fn on_appearance_changed(&mut self, callback: Box<dyn FnMut()>) {
|
|
self.0.borrow_mut().appearance_changed_callback = Some(callback);
|
|
}
|
|
|
|
fn is_topmost_for_position(&self, position: Vector2F) -> bool {
|
|
let window_bounds = self.bounds();
|
|
let self_borrow = self.0.borrow();
|
|
let self_id = self_borrow.id;
|
|
|
|
unsafe {
|
|
let app = NSApplication::sharedApplication(nil);
|
|
|
|
// Convert back to bottom-left coordinates
|
|
let point = NSPoint::new(
|
|
position.x() as CGFloat,
|
|
(window_bounds.height() - position.y()) as CGFloat,
|
|
);
|
|
|
|
let screen_point: NSPoint =
|
|
msg_send![self_borrow.native_window, convertPointToScreen: point];
|
|
let window_number: NSInteger = msg_send![class!(NSWindow), windowNumberAtPoint:screen_point belowWindowWithWindowNumber:0];
|
|
let top_most_window: id = msg_send![app, windowWithWindowNumber: window_number];
|
|
|
|
let is_panel: BOOL = msg_send![top_most_window, isKindOfClass: PANEL_CLASS];
|
|
let is_window: BOOL = msg_send![top_most_window, isKindOfClass: WINDOW_CLASS];
|
|
if is_panel == YES || is_window == YES {
|
|
let topmost_window_id = get_window_state(&*top_most_window).borrow().id;
|
|
topmost_window_id == self_id
|
|
} else {
|
|
// Someone else's window is on top
|
|
false
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl WindowState {
|
|
fn move_traffic_light(&self) {
|
|
if let Some(traffic_light_position) = self.traffic_light_position {
|
|
let titlebar_height = self.titlebar_height();
|
|
|
|
unsafe {
|
|
let close_button: id = msg_send![
|
|
self.native_window,
|
|
standardWindowButton: NSWindowButton::NSWindowCloseButton
|
|
];
|
|
let min_button: id = msg_send![
|
|
self.native_window,
|
|
standardWindowButton: NSWindowButton::NSWindowMiniaturizeButton
|
|
];
|
|
let zoom_button: id = msg_send![
|
|
self.native_window,
|
|
standardWindowButton: NSWindowButton::NSWindowZoomButton
|
|
];
|
|
|
|
let mut close_button_frame: CGRect = msg_send![close_button, frame];
|
|
let mut min_button_frame: CGRect = msg_send![min_button, frame];
|
|
let mut zoom_button_frame: CGRect = msg_send![zoom_button, frame];
|
|
let mut origin = vec2f(
|
|
traffic_light_position.x(),
|
|
titlebar_height
|
|
- traffic_light_position.y()
|
|
- close_button_frame.size.height as f32,
|
|
);
|
|
let button_spacing =
|
|
(min_button_frame.origin.x - close_button_frame.origin.x) as f32;
|
|
|
|
close_button_frame.origin = CGPoint::new(origin.x() as f64, origin.y() as f64);
|
|
let _: () = msg_send![close_button, setFrame: close_button_frame];
|
|
origin.set_x(origin.x() + button_spacing);
|
|
|
|
min_button_frame.origin = CGPoint::new(origin.x() as f64, origin.y() as f64);
|
|
let _: () = msg_send![min_button, setFrame: min_button_frame];
|
|
origin.set_x(origin.x() + button_spacing);
|
|
|
|
zoom_button_frame.origin = CGPoint::new(origin.x() as f64, origin.y() as f64);
|
|
let _: () = msg_send![zoom_button, setFrame: zoom_button_frame];
|
|
}
|
|
}
|
|
}
|
|
|
|
fn bounds(&self) -> RectF {
|
|
unsafe {
|
|
let screen_frame = self.native_window.screen().visibleFrame();
|
|
let window_frame = NSWindow::frame(self.native_window);
|
|
let origin = vec2f(
|
|
window_frame.origin.x as f32,
|
|
(window_frame.origin.y - screen_frame.size.height - window_frame.size.height)
|
|
as f32,
|
|
);
|
|
let size = vec2f(
|
|
window_frame.size.width as f32,
|
|
window_frame.size.height as f32,
|
|
);
|
|
RectF::new(origin, size)
|
|
}
|
|
}
|
|
|
|
fn content_size(&self) -> Vector2F {
|
|
let NSSize { width, height, .. } =
|
|
unsafe { NSView::frame(self.native_window.contentView()) }.size;
|
|
vec2f(width as f32, height as f32)
|
|
}
|
|
|
|
fn scale_factor(&self) -> f32 {
|
|
get_scale_factor(self.native_window)
|
|
}
|
|
|
|
fn titlebar_height(&self) -> f32 {
|
|
unsafe {
|
|
let frame = NSWindow::frame(self.native_window);
|
|
let content_layout_rect: CGRect = msg_send![self.native_window, contentLayoutRect];
|
|
(frame.size.height - content_layout_rect.size.height) as f32
|
|
}
|
|
}
|
|
|
|
fn present_scene(&mut self, scene: Scene) {
|
|
self.scene_to_render = Some(scene);
|
|
unsafe {
|
|
let _: () = msg_send![self.native_window.contentView(), setNeedsDisplay: YES];
|
|
}
|
|
}
|
|
}
|
|
|
|
fn get_scale_factor(native_window: id) -> f32 {
|
|
unsafe {
|
|
let screen: id = msg_send![native_window, screen];
|
|
NSScreen::backingScaleFactor(screen) as f32
|
|
}
|
|
}
|
|
|
|
unsafe fn get_window_state(object: &Object) -> Rc<RefCell<WindowState>> {
|
|
let raw: *mut c_void = *object.get_ivar(WINDOW_STATE_IVAR);
|
|
let rc1 = Rc::from_raw(raw as *mut RefCell<WindowState>);
|
|
let rc2 = rc1.clone();
|
|
mem::forget(rc1);
|
|
rc2
|
|
}
|
|
|
|
unsafe fn drop_window_state(object: &Object) {
|
|
let raw: *mut c_void = *object.get_ivar(WINDOW_STATE_IVAR);
|
|
Rc::from_raw(raw as *mut RefCell<WindowState>);
|
|
}
|
|
|
|
extern "C" fn yes(_: &Object, _: Sel) -> BOOL {
|
|
YES
|
|
}
|
|
|
|
extern "C" fn dealloc_window(this: &Object, _: Sel) {
|
|
unsafe {
|
|
drop_window_state(this);
|
|
let _: () = msg_send![super(this, class!(NSWindow)), dealloc];
|
|
}
|
|
}
|
|
|
|
extern "C" fn dealloc_view(this: &Object, _: Sel) {
|
|
unsafe {
|
|
drop_window_state(this);
|
|
let _: () = msg_send![super(this, class!(NSView)), dealloc];
|
|
}
|
|
}
|
|
|
|
extern "C" fn handle_key_equivalent(this: &Object, _: Sel, native_event: id) -> BOOL {
|
|
handle_key_event(this, native_event, true)
|
|
}
|
|
|
|
extern "C" fn handle_key_down(this: &Object, _: Sel, native_event: id) {
|
|
handle_key_event(this, native_event, false);
|
|
}
|
|
|
|
extern "C" fn handle_key_event(this: &Object, native_event: id, key_equivalent: bool) -> BOOL {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
|
|
let window_height = window_state_borrow.content_size().y();
|
|
let event = unsafe { Event::from_native(native_event, Some(window_height)) };
|
|
|
|
if let Some(event) = event {
|
|
if key_equivalent {
|
|
window_state_borrow.performed_key_equivalent = true;
|
|
} else if window_state_borrow.performed_key_equivalent {
|
|
return NO;
|
|
}
|
|
|
|
let function_is_held;
|
|
window_state_borrow.pending_key_down = match event {
|
|
Event::KeyDown(event) => {
|
|
let keydown = event.keystroke.clone();
|
|
// Ignore events from held-down keys after some of the initially-pressed keys
|
|
// were released.
|
|
if event.is_held {
|
|
if window_state_borrow.last_fresh_keydown.as_ref() != Some(&keydown) {
|
|
return YES;
|
|
}
|
|
} else {
|
|
window_state_borrow.last_fresh_keydown = Some(keydown);
|
|
}
|
|
function_is_held = event.keystroke.function;
|
|
Some((event, None))
|
|
}
|
|
|
|
_ => return NO,
|
|
};
|
|
|
|
drop(window_state_borrow);
|
|
|
|
if !function_is_held {
|
|
unsafe {
|
|
let input_context: id = msg_send![this, inputContext];
|
|
let _: BOOL = msg_send![input_context, handleEvent: native_event];
|
|
}
|
|
}
|
|
|
|
let mut handled = false;
|
|
let mut window_state_borrow = window_state.borrow_mut();
|
|
let ime_text = window_state_borrow.ime_text.clone();
|
|
if let Some((event, insert_text)) = window_state_borrow.pending_key_down.take() {
|
|
let is_held = event.is_held;
|
|
if let Some(mut callback) = window_state_borrow.event_callback.take() {
|
|
drop(window_state_borrow);
|
|
|
|
let is_composing =
|
|
with_input_handler(this, |input_handler| input_handler.marked_text_range())
|
|
.flatten()
|
|
.is_some();
|
|
if !is_composing {
|
|
handled = callback(Event::KeyDown(event));
|
|
}
|
|
|
|
if !handled {
|
|
if let Some(insert) = insert_text {
|
|
handled = true;
|
|
with_input_handler(this, |input_handler| {
|
|
input_handler
|
|
.replace_text_in_range(insert.replacement_range, &insert.text)
|
|
});
|
|
} else if !is_composing && is_held {
|
|
if let Some(last_insert_text) = ime_text {
|
|
//MacOS IME is a bit funky, and even when you've told it there's nothing to
|
|
//inter it will still swallow certain keys (e.g. 'f', 'j') and not others
|
|
//(e.g. 'n'). This is a problem for certain kinds of views, like the terminal
|
|
with_input_handler(this, |input_handler| {
|
|
if input_handler.selected_text_range().is_none() {
|
|
handled = true;
|
|
input_handler.replace_text_in_range(None, &last_insert_text)
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
window_state.borrow_mut().event_callback = Some(callback);
|
|
}
|
|
} else {
|
|
handled = true;
|
|
}
|
|
|
|
handled as BOOL
|
|
} else {
|
|
NO
|
|
}
|
|
}
|
|
|
|
extern "C" fn handle_view_event(this: &Object, _: Sel, native_event: id) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let weak_window_state = Rc::downgrade(&window_state);
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
let is_active = unsafe { window_state_borrow.native_window.isKeyWindow() == YES };
|
|
|
|
let window_height = window_state_borrow.content_size().y();
|
|
let event = unsafe { Event::from_native(native_event, Some(window_height)) };
|
|
if let Some(event) = event {
|
|
match &event {
|
|
Event::MouseMoved(
|
|
event @ MouseMovedEvent {
|
|
pressed_button: Some(_),
|
|
..
|
|
},
|
|
) => {
|
|
window_state_borrow.synthetic_drag_counter += 1;
|
|
window_state_borrow
|
|
.executor
|
|
.spawn(synthetic_drag(
|
|
weak_window_state,
|
|
window_state_borrow.synthetic_drag_counter,
|
|
*event,
|
|
))
|
|
.detach();
|
|
}
|
|
|
|
Event::MouseMoved(_)
|
|
if !(is_active || window_state_borrow.kind == WindowKind::PopUp) =>
|
|
{
|
|
return
|
|
}
|
|
|
|
Event::MouseUp(MouseButtonEvent {
|
|
button: MouseButton::Left,
|
|
..
|
|
}) => {
|
|
window_state_borrow.synthetic_drag_counter += 1;
|
|
}
|
|
|
|
Event::ModifiersChanged(ModifiersChangedEvent { modifiers }) => {
|
|
// Only raise modifiers changed event when they have actually changed
|
|
if let Some(Event::ModifiersChanged(ModifiersChangedEvent {
|
|
modifiers: prev_modifiers,
|
|
})) = &window_state_borrow.previous_modifiers_changed_event
|
|
{
|
|
if prev_modifiers == modifiers {
|
|
return;
|
|
}
|
|
}
|
|
|
|
window_state_borrow.previous_modifiers_changed_event = Some(event.clone());
|
|
}
|
|
|
|
_ => {}
|
|
}
|
|
|
|
if let Some(mut callback) = window_state_borrow.event_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback(event);
|
|
window_state.borrow_mut().event_callback = Some(callback);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Allows us to receive `cmd-.` (the shortcut for closing a dialog)
|
|
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=300620#c6
|
|
extern "C" fn cancel_operation(this: &Object, _sel: Sel, _sender: id) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
|
|
let keystroke = Keystroke {
|
|
cmd: true,
|
|
ctrl: false,
|
|
alt: false,
|
|
shift: false,
|
|
function: false,
|
|
key: ".".into(),
|
|
};
|
|
let event = Event::KeyDown(KeyDownEvent {
|
|
keystroke: keystroke.clone(),
|
|
is_held: false,
|
|
});
|
|
|
|
window_state_borrow.last_fresh_keydown = Some(keystroke);
|
|
if let Some(mut callback) = window_state_borrow.event_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback(event);
|
|
window_state.borrow_mut().event_callback = Some(callback);
|
|
}
|
|
}
|
|
|
|
extern "C" fn send_event(this: &Object, _: Sel, native_event: id) {
|
|
unsafe {
|
|
let _: () = msg_send![super(this, class!(NSWindow)), sendEvent: native_event];
|
|
get_window_state(this).borrow_mut().performed_key_equivalent = false;
|
|
}
|
|
}
|
|
|
|
extern "C" fn window_did_resize(this: &Object, _: Sel, _: id) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
window_state.as_ref().borrow().move_traffic_light();
|
|
}
|
|
|
|
extern "C" fn window_will_enter_fullscreen(this: &Object, _: Sel, _: id) {
|
|
window_fullscreen_changed(this, true);
|
|
}
|
|
|
|
extern "C" fn window_will_exit_fullscreen(this: &Object, _: Sel, _: id) {
|
|
window_fullscreen_changed(this, false);
|
|
}
|
|
|
|
fn window_fullscreen_changed(this: &Object, is_fullscreen: bool) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
if let Some(mut callback) = window_state_borrow.fullscreen_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback(is_fullscreen);
|
|
window_state.borrow_mut().fullscreen_callback = Some(callback);
|
|
}
|
|
}
|
|
|
|
extern "C" fn window_did_change_key_status(this: &Object, selector: Sel, _: id) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let window_state_borrow = window_state.borrow();
|
|
let is_active = unsafe { window_state_borrow.native_window.isKeyWindow() == YES };
|
|
|
|
// When opening a pop-up while the application isn't active, Cocoa sends a spurious
|
|
// `windowDidBecomeKey` message to the previous key window even though that window
|
|
// isn't actually key. This causes a bug if the application is later activated while
|
|
// the pop-up is still open, making it impossible to activate the previous key window
|
|
// even if the pop-up gets closed. The only way to activate it again is to de-activate
|
|
// the app and re-activate it, which is a pretty bad UX.
|
|
// The following code detects the spurious event and invokes `resignKeyWindow`:
|
|
// in theory, we're not supposed to invoke this method manually but it balances out
|
|
// the spurious `becomeKeyWindow` event and helps us work around that bug.
|
|
if selector == sel!(windowDidBecomeKey:) {
|
|
if !is_active {
|
|
unsafe {
|
|
let _: () = msg_send![window_state_borrow.native_window, resignKeyWindow];
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
let executor = window_state_borrow.executor.clone();
|
|
drop(window_state_borrow);
|
|
executor
|
|
.spawn(async move {
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
if let Some(mut callback) = window_state_borrow.activate_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback(is_active);
|
|
window_state.borrow_mut().activate_callback = Some(callback);
|
|
};
|
|
})
|
|
.detach();
|
|
}
|
|
|
|
extern "C" fn window_should_close(this: &Object, _: Sel, _: id) -> BOOL {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
if let Some(mut callback) = window_state_borrow.should_close_callback.take() {
|
|
drop(window_state_borrow);
|
|
let should_close = callback();
|
|
window_state.borrow_mut().should_close_callback = Some(callback);
|
|
should_close as BOOL
|
|
} else {
|
|
YES
|
|
}
|
|
}
|
|
|
|
extern "C" fn close_window(this: &Object, _: Sel) {
|
|
unsafe {
|
|
let close_callback = {
|
|
let window_state = get_window_state(this);
|
|
window_state
|
|
.as_ref()
|
|
.try_borrow_mut()
|
|
.ok()
|
|
.and_then(|mut window_state| window_state.close_callback.take())
|
|
};
|
|
|
|
if let Some(callback) = close_callback {
|
|
callback();
|
|
}
|
|
|
|
let _: () = msg_send![super(this, class!(NSWindow)), close];
|
|
}
|
|
}
|
|
|
|
extern "C" fn make_backing_layer(this: &Object, _: Sel) -> id {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let window_state = window_state.as_ref().borrow();
|
|
window_state.renderer.layer().as_ptr() as id
|
|
}
|
|
|
|
extern "C" fn view_did_change_backing_properties(this: &Object, _: Sel) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
|
|
unsafe {
|
|
let scale_factor = window_state_borrow.scale_factor() as f64;
|
|
let size = window_state_borrow.content_size();
|
|
let drawable_size: NSSize = NSSize {
|
|
width: size.x() as f64 * scale_factor,
|
|
height: size.y() as f64 * scale_factor,
|
|
};
|
|
|
|
let _: () = msg_send![
|
|
window_state_borrow.renderer.layer(),
|
|
setContentsScale: scale_factor
|
|
];
|
|
let _: () = msg_send![
|
|
window_state_borrow.renderer.layer(),
|
|
setDrawableSize: drawable_size
|
|
];
|
|
}
|
|
|
|
if let Some(mut callback) = window_state_borrow.resize_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback();
|
|
window_state.as_ref().borrow_mut().resize_callback = Some(callback);
|
|
};
|
|
}
|
|
|
|
extern "C" fn set_frame_size(this: &Object, _: Sel, size: NSSize) {
|
|
let window_state = unsafe { get_window_state(this) };
|
|
let window_state_borrow = window_state.as_ref().borrow();
|
|
|
|
if window_state_borrow.content_size() == vec2f(size.width as f32, size.height as f32) {
|
|
return;
|
|
}
|
|
|
|
unsafe {
|
|
let _: () = msg_send![super(this, class!(NSView)), setFrameSize: size];
|
|
}
|
|
|
|
let scale_factor = window_state_borrow.scale_factor() as f64;
|
|
let drawable_size: NSSize = NSSize {
|
|
width: size.width * scale_factor,
|
|
height: size.height * scale_factor,
|
|
};
|
|
|
|
unsafe {
|
|
let _: () = msg_send![
|
|
window_state_borrow.renderer.layer(),
|
|
setDrawableSize: drawable_size
|
|
];
|
|
}
|
|
|
|
drop(window_state_borrow);
|
|
let mut window_state_borrow = window_state.borrow_mut();
|
|
if let Some(mut callback) = window_state_borrow.resize_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback();
|
|
window_state.borrow_mut().resize_callback = Some(callback);
|
|
};
|
|
}
|
|
|
|
extern "C" fn display_layer(this: &Object, _: Sel, _: id) {
|
|
unsafe {
|
|
let window_state = get_window_state(this);
|
|
let mut window_state = window_state.as_ref().borrow_mut();
|
|
if let Some(scene) = window_state.scene_to_render.take() {
|
|
window_state.renderer.render(&scene);
|
|
};
|
|
}
|
|
}
|
|
|
|
extern "C" fn valid_attributes_for_marked_text(_: &Object, _: Sel) -> id {
|
|
unsafe { msg_send![class!(NSArray), array] }
|
|
}
|
|
|
|
extern "C" fn has_marked_text(this: &Object, _: Sel) -> BOOL {
|
|
with_input_handler(this, |input_handler| input_handler.marked_text_range())
|
|
.flatten()
|
|
.is_some() as BOOL
|
|
}
|
|
|
|
extern "C" fn marked_range(this: &Object, _: Sel) -> NSRange {
|
|
with_input_handler(this, |input_handler| input_handler.marked_text_range())
|
|
.flatten()
|
|
.map_or(NSRange::invalid(), |range| range.into())
|
|
}
|
|
|
|
extern "C" fn selected_range(this: &Object, _: Sel) -> NSRange {
|
|
with_input_handler(this, |input_handler| input_handler.selected_text_range())
|
|
.flatten()
|
|
.map_or(NSRange::invalid(), |range| range.into())
|
|
}
|
|
|
|
extern "C" fn first_rect_for_character_range(
|
|
this: &Object,
|
|
_: Sel,
|
|
range: NSRange,
|
|
_: id,
|
|
) -> NSRect {
|
|
let frame = unsafe {
|
|
let window = get_window_state(this).borrow().native_window;
|
|
NSView::frame(window)
|
|
};
|
|
with_input_handler(this, |input_handler| {
|
|
input_handler.rect_for_range(range.to_range()?)
|
|
})
|
|
.flatten()
|
|
.map_or(
|
|
NSRect::new(NSPoint::new(0., 0.), NSSize::new(0., 0.)),
|
|
|rect| {
|
|
NSRect::new(
|
|
NSPoint::new(
|
|
frame.origin.x + rect.origin_x() as f64,
|
|
frame.origin.y + frame.size.height - rect.origin_y() as f64,
|
|
),
|
|
NSSize::new(rect.width() as f64, rect.height() as f64),
|
|
)
|
|
},
|
|
)
|
|
}
|
|
|
|
extern "C" fn insert_text(this: &Object, _: Sel, text: id, replacement_range: NSRange) {
|
|
unsafe {
|
|
let window_state = get_window_state(this);
|
|
let mut window_state_borrow = window_state.borrow_mut();
|
|
let pending_key_down = window_state_borrow.pending_key_down.take();
|
|
drop(window_state_borrow);
|
|
|
|
let is_attributed_string: BOOL =
|
|
msg_send![text, isKindOfClass: [class!(NSAttributedString)]];
|
|
let text: id = if is_attributed_string == YES {
|
|
msg_send![text, string]
|
|
} else {
|
|
text
|
|
};
|
|
let text = CStr::from_ptr(text.UTF8String() as *mut c_char)
|
|
.to_str()
|
|
.unwrap();
|
|
let replacement_range = replacement_range.to_range();
|
|
|
|
window_state.borrow_mut().ime_text = Some(text.to_string());
|
|
window_state.borrow_mut().ime_state = ImeState::Acted;
|
|
|
|
let is_composing =
|
|
with_input_handler(this, |input_handler| input_handler.marked_text_range())
|
|
.flatten()
|
|
.is_some();
|
|
|
|
if is_composing || text.chars().count() > 1 || pending_key_down.is_none() {
|
|
with_input_handler(this, |input_handler| {
|
|
input_handler.replace_text_in_range(replacement_range, text)
|
|
});
|
|
} else {
|
|
let mut pending_key_down = pending_key_down.unwrap();
|
|
pending_key_down.1 = Some(InsertText {
|
|
replacement_range,
|
|
text: text.to_string(),
|
|
});
|
|
window_state.borrow_mut().pending_key_down = Some(pending_key_down);
|
|
}
|
|
}
|
|
}
|
|
|
|
extern "C" fn set_marked_text(
|
|
this: &Object,
|
|
_: Sel,
|
|
text: id,
|
|
selected_range: NSRange,
|
|
replacement_range: NSRange,
|
|
) {
|
|
unsafe {
|
|
let window_state = get_window_state(this);
|
|
window_state.borrow_mut().pending_key_down.take();
|
|
|
|
let is_attributed_string: BOOL =
|
|
msg_send![text, isKindOfClass: [class!(NSAttributedString)]];
|
|
let text: id = if is_attributed_string == YES {
|
|
msg_send![text, string]
|
|
} else {
|
|
text
|
|
};
|
|
let selected_range = selected_range.to_range();
|
|
let replacement_range = replacement_range.to_range();
|
|
let text = CStr::from_ptr(text.UTF8String() as *mut c_char)
|
|
.to_str()
|
|
.unwrap();
|
|
|
|
window_state.borrow_mut().ime_state = ImeState::Acted;
|
|
window_state.borrow_mut().ime_text = Some(text.to_string());
|
|
|
|
with_input_handler(this, |input_handler| {
|
|
input_handler.replace_and_mark_text_in_range(replacement_range, text, selected_range);
|
|
});
|
|
}
|
|
}
|
|
|
|
extern "C" fn unmark_text(this: &Object, _: Sel) {
|
|
unsafe {
|
|
let state = get_window_state(this);
|
|
let mut borrow = state.borrow_mut();
|
|
borrow.ime_state = ImeState::Acted;
|
|
borrow.ime_text.take();
|
|
}
|
|
|
|
with_input_handler(this, |input_handler| input_handler.unmark_text());
|
|
}
|
|
|
|
extern "C" fn attributed_substring_for_proposed_range(
|
|
this: &Object,
|
|
_: Sel,
|
|
range: NSRange,
|
|
_actual_range: *mut c_void,
|
|
) -> id {
|
|
with_input_handler(this, |input_handler| {
|
|
let range = range.to_range()?;
|
|
if range.is_empty() {
|
|
return None;
|
|
}
|
|
|
|
let selected_text = input_handler.text_for_range(range)?;
|
|
unsafe {
|
|
let string: id = msg_send![class!(NSAttributedString), alloc];
|
|
let string: id = msg_send![string, initWithString: ns_string(&selected_text)];
|
|
Some(string)
|
|
}
|
|
})
|
|
.flatten()
|
|
.unwrap_or(nil)
|
|
}
|
|
|
|
extern "C" fn do_command_by_selector(this: &Object, _: Sel, _: Sel) {
|
|
unsafe {
|
|
let state = get_window_state(this);
|
|
let mut borrow = state.borrow_mut();
|
|
borrow.ime_state = ImeState::Continue;
|
|
borrow.ime_text.take();
|
|
}
|
|
}
|
|
|
|
extern "C" fn view_did_change_effective_appearance(this: &Object, _: Sel) {
|
|
unsafe {
|
|
let state = get_window_state(this);
|
|
let mut state_borrow = state.as_ref().borrow_mut();
|
|
if let Some(mut callback) = state_borrow.appearance_changed_callback.take() {
|
|
drop(state_borrow);
|
|
callback();
|
|
state.borrow_mut().appearance_changed_callback = Some(callback);
|
|
}
|
|
}
|
|
}
|
|
|
|
extern "C" fn accepts_first_mouse(this: &Object, _: Sel, _: id) -> BOOL {
|
|
unsafe {
|
|
let state = get_window_state(this);
|
|
let state_borrow = state.as_ref().borrow();
|
|
return if state_borrow.kind == WindowKind::PopUp {
|
|
YES
|
|
} else {
|
|
NO
|
|
};
|
|
}
|
|
}
|
|
|
|
async fn synthetic_drag(
|
|
window_state: Weak<RefCell<WindowState>>,
|
|
drag_id: usize,
|
|
event: MouseMovedEvent,
|
|
) {
|
|
loop {
|
|
Timer::after(Duration::from_millis(16)).await;
|
|
if let Some(window_state) = window_state.upgrade() {
|
|
let mut window_state_borrow = window_state.borrow_mut();
|
|
if window_state_borrow.synthetic_drag_counter == drag_id {
|
|
if let Some(mut callback) = window_state_borrow.event_callback.take() {
|
|
drop(window_state_borrow);
|
|
callback(Event::MouseMoved(event));
|
|
window_state.borrow_mut().event_callback = Some(callback);
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
unsafe fn ns_string(string: &str) -> id {
|
|
NSString::alloc(nil).init_str(string).autorelease()
|
|
}
|
|
|
|
fn with_input_handler<F, R>(window: &Object, f: F) -> Option<R>
|
|
where
|
|
F: FnOnce(&mut dyn InputHandler) -> R,
|
|
{
|
|
let window_state = unsafe { get_window_state(window) };
|
|
let mut window_state_borrow = window_state.as_ref().borrow_mut();
|
|
if let Some(mut input_handler) = window_state_borrow.input_handler.take() {
|
|
drop(window_state_borrow);
|
|
let result = f(input_handler.as_mut());
|
|
window_state.borrow_mut().input_handler = Some(input_handler);
|
|
Some(result)
|
|
} else {
|
|
None
|
|
}
|
|
}
|