wry 0.46.3

Cross-platform WebView rendering library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132

// Copyright 2020-2023 Tauri Programme within The Commons Conservancy
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT

use winit::{
  event::{Event, WindowEvent},
  event_loop::{ControlFlow, EventLoop},
  window::WindowBuilder,
};
use wry::{
  dpi::{LogicalPosition, LogicalSize},
  Rect, WebViewBuilder,
};

fn main() -> wry::Result<()> {
  #[cfg(any(
    target_os = "linux",
    target_os = "dragonfly",
    target_os = "freebsd",
    target_os = "netbsd",
    target_os = "openbsd",
  ))]
  {
    use gtk::prelude::DisplayExtManual;

    gtk::init()?;
    if gtk::gdk::Display::default().unwrap().backend().is_wayland() {
      panic!("This example doesn't support wayland!");
    }

    // we need to ignore this error here otherwise it will be catched by winit and will be
    // make the example crash
    winit::platform::x11::register_xlib_error_hook(Box::new(|_display, error| {
      let error = error as *mut x11_dl::xlib::XErrorEvent;
      (unsafe { (*error).error_code }) == 170
    }));
  }

  let event_loop = EventLoop::new().unwrap();
  let window = WindowBuilder::new()
    .with_inner_size(winit::dpi::LogicalSize::new(800, 800))
    .build(&event_loop)
    .unwrap();

  let size = window.inner_size().to_logical::<u32>(window.scale_factor());

  let webview = WebViewBuilder::new()
    .with_bounds(Rect {
      position: LogicalPosition::new(0, 0).into(),
      size: LogicalSize::new(size.width / 2, size.height / 2).into(),
    })
    .with_url("https://tauri.app")
    .build(&window)?;
  let webview2 = WebViewBuilder::new()
    .with_bounds(Rect {
      position: LogicalPosition::new(size.width / 2, 0).into(),
      size: LogicalSize::new(size.width / 2, size.height / 2).into(),
    })
    .with_url("https://github.com/tauri-apps/wry")
    .build(&window)?;
  let webview3 = WebViewBuilder::new()
    .with_bounds(Rect {
      position: LogicalPosition::new(0, size.height / 2).into(),
      size: LogicalSize::new(size.width / 2, size.height / 2).into(),
    })
    .with_url("https://twitter.com/TauriApps")
    .build(&window)?;
  let webview4 = WebViewBuilder::new()
    .with_bounds(Rect {
      position: LogicalPosition::new(size.width / 2, size.height / 2).into(),
      size: LogicalSize::new(size.width / 2, size.height / 2).into(),
    })
    .with_url("https://google.com")
    .build(&window)?;

  event_loop
    .run(move |event, evl| {
      evl.set_control_flow(ControlFlow::Poll);

      #[cfg(any(
        target_os = "linux",
        target_os = "dragonfly",
        target_os = "freebsd",
        target_os = "netbsd",
        target_os = "openbsd",
      ))]
      while gtk::events_pending() {
        gtk::main_iteration_do(false);
      }

      match event {
        Event::WindowEvent {
          event: WindowEvent::Resized(size),
          ..
        } => {
          let size = size.to_logical::<u32>(window.scale_factor());
          webview
            .set_bounds(Rect {
              position: LogicalPosition::new(0, 0).into(),
              size: LogicalSize::new(size.width / 2, size.height / 2).into(),
            })
            .unwrap();
          webview2
            .set_bounds(Rect {
              position: LogicalPosition::new(size.width / 2, 0).into(),
              size: LogicalSize::new(size.width / 2, size.height / 2).into(),
            })
            .unwrap();
          webview3
            .set_bounds(Rect {
              position: LogicalPosition::new(0, size.height / 2).into(),
              size: LogicalSize::new(size.width / 2, size.height / 2).into(),
            })
            .unwrap();
          webview4
            .set_bounds(Rect {
              position: LogicalPosition::new(size.width / 2, size.height / 2).into(),
              size: LogicalSize::new(size.width / 2, size.height / 2).into(),
            })
            .unwrap();
        }
        Event::WindowEvent {
          event: WindowEvent::CloseRequested,
          ..
        } => evl.exit(),
        _ => {}
      }
    })
    .unwrap();

  Ok(())
}