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123 lines
3.3 KiB
Rust
123 lines
3.3 KiB
Rust
/* LICENSE BEGIN
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This file is part of the SixtyFPS Project -- https://sixtyfps.io
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Copyright (c) 2020 Olivier Goffart <olivier.goffart@sixtyfps.io>
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Copyright (c) 2020 Simon Hausmann <simon.hausmann@sixtyfps.io>
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SPDX-License-Identifier: GPL-3.0-only
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This file is also available under commercial licensing terms.
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Please contact info@sixtyfps.io for more information.
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LICENSE END */
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#![recursion_limit = "512"]
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use std::rc::Rc;
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use sixtyfps_corelib::window::ComponentWindow;
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#[cfg(not(no_qt))]
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mod qt_window;
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#[cfg(not(no_qt))]
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mod qttypes;
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#[cfg(not(no_qt))]
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mod widgets;
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mod key_generated;
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#[doc(hidden)]
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#[cold]
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pub fn use_modules() -> usize {
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sixtyfps_corelib::use_modules() + {
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#[cfg(no_qt)]
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{
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0
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}
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#[cfg(not(no_qt))]
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{
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(&widgets::NativeButtonVTable) as *const _ as usize
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}
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}
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}
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/// NativeWidgets and NativeGlobals are "type list" containing all the native widgets and global types.
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///
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/// It is built as a tuple `(Type, Tail)` where `Tail` is also a "type list". a `()` is the end.
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///
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/// So it can be used like this to do something for all types:
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///
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/// ```rust
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/// trait DoSomething {
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/// fn do_something(/*...*/) { /*...*/
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/// }
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/// }
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/// impl DoSomething for () {}
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/// impl<T: sixtyfps_corelib::rtti::BuiltinItem, Next: DoSomething> DoSomething for (T, Next) {
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/// fn do_something(/*...*/) {
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/// /*...*/
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/// Next::do_something(/*...*/);
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/// }
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/// }
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/// sixtyfps_rendering_backend_qt::NativeWidgets::do_something(/*...*/)
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/// ```
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#[cfg(not(no_qt))]
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#[rustfmt::skip]
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pub type NativeWidgets =
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(widgets::NativeButton,
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(widgets::NativeCheckBox,
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(widgets::NativeSlider,
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(widgets::NativeSpinBox,
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(widgets::NativeGroupBox,
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(widgets::NativeLineEdit,
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(widgets::NativeScrollView,
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(widgets::NativeStandardListViewItem,
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(widgets::NativeComboBox,
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())))))))));
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#[cfg(not(no_qt))]
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#[rustfmt::skip]
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pub type NativeGlobals =
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(widgets::NativeStyleMetrics,
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());
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pub mod native_widgets {
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#[cfg(not(no_qt))]
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pub use super::widgets::*;
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}
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#[cfg(no_qt)]
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pub type NativeWidgets = ();
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#[cfg(no_qt)]
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pub type NativeGlobals = ();
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pub const HAS_NATIVE_STYLE: bool = cfg!(not(no_qt));
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/// False if the backend was compiled without Qt so it wouldn't do anything
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pub const IS_AVAILABLE: bool = cfg!(not(no_qt));
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pub struct Backend;
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impl sixtyfps_corelib::backend::Backend for Backend {
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fn create_window(&'static self) -> ComponentWindow {
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#[cfg(no_qt)]
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panic!("The Qt backend needs Qt");
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#[cfg(not(no_qt))]
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{
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let qt_window = qt_window::QtWindow::new();
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let window = Rc::new(sixtyfps_corelib::window::Window::new(qt_window.clone()));
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qt_window.self_weak.set(Rc::downgrade(&window)).ok().unwrap();
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ComponentWindow::new(window)
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}
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}
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fn register_application_font_from_memory(
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&'static self,
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_data: &'static [u8],
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) -> Result<(), Box<dyn std::error::Error>> {
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#[cfg(not(no_qt))]
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{
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use cpp::cpp;
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let data = qttypes::QByteArray::from(_data);
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cpp! {unsafe [data as "QByteArray"] {
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ensure_initialized();
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QFontDatabase::addApplicationFontFromData(data);
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} }
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};
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Ok(())
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}
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}
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