slint/tests/cases/focus/keyboard_focus_capture.slint

// Copyright © SixtyFPS GmbH <info@slint.dev>
// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-2.0 OR LicenseRef-Slint-Software-3.0

// Use lowercase letters to avoid extra key events due to virtually pressing "Shift"

import { VerticalBox, ListView } from "std-widgets.slint";

export component TestCase inherits Window {
  width: 500px;
  height: 400px;

  property <[string]> features : [ "f" ];
  in-out property <string> result;

  FocusScope {
    focus-on-tab-navigation: false;
    capture-key-pressed(event) => {
      if (event.text == "x") {
        result += "Or:";
      }
      return reject;
    }

    VerticalBox {
      VerticalBox {
        if true: ListView {
          for f in features: FocusScope {
            capture-key-pressed(event) => {
              if (event.text == "x") {
                result += "I1r:";
              }
              return reject;
            }
            key-pressed(event) => {
                if (event.text == "x") {
                    result += "1:";
                    return accept;
                }
                return reject;
            }
          }
        }
        if false: Rectangle { }
      }
      FocusScope {
        capture-key-pressed(event) => {
          if (event.text == "x") {
            result += "I2a:";
            return accept;
          }
          return reject;
        }
        key-pressed(event) => {
            if (event.text == "x") {
                result += "2:";
                return accept;
            }
            return reject;
        }
      }
    }
  }
}

/*
```rust
let instance = TestCase::new().unwrap();

slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq!(instance.get_result(), "");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq!(instance.get_result(), "Or:I1r:1:", "one tab");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq!(instance.get_result(), "Or:I1r:1:Or:I2a:", "two tab");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq!(instance.get_result(), "Or:I1r:1:Or:I2a:Or:I1r:1:", "three tab");
```

```cpp
auto handle = TestCase::create();
const TestCase &instance = *handle;

slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq(instance.get_result(), "");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq(instance.get_result(), "Or:I1r:1:");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq(instance.get_result(), "Or:I1r:1:Or:I2a:");
slint_testing::send_keyboard_string_sequence(&instance, "\t");
slint_testing::send_keyboard_string_sequence(&instance, "x");
assert_eq(instance.get_result(), "Or:I1r:1:Or:I2a:Or:I1r:1:");
```

```js
var instance = new slint.TestCase();

slintlib.private_api.send_keyboard_string_sequence(instance, "x");
assert.equal(instance.result, "");
slintlib.private_api.send_keyboard_string_sequence(instance, "\t");
slintlib.private_api.send_keyboard_string_sequence(instance, "x");
assert.equal(instance.result, "Or:I1r:1:");
slintlib.private_api.send_keyboard_string_sequence(instance, "\t");
slintlib.private_api.send_keyboard_string_sequence(instance, "x");
assert.equal(instance.result, "Or:I1r:1:Or:I2a:");
slintlib.private_api.send_keyboard_string_sequence(instance, "\t");
slintlib.private_api.send_keyboard_string_sequence(instance, "x");
assert.equal(instance.result, "Or:I1r:1:Or:I2a:Or:I1r:1:");
```
*/