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87d86ae7d2
Being dirty is not enough Fixes #7245 ChangeLog: Elements of a `for` now only get re-created if the model is changed, not if it is only dirty
92 lines
2.9 KiB
Text
92 lines
2.9 KiB
Text
// Copyright © SixtyFPS GmbH <info@slint.dev>
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// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-2.0 OR LicenseRef-Slint-Software-3.0
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// Test that having the model being dirty doesn't re-create items
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// Only actually changing the model does.
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export component TestCase inherits Window {
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property <{xx: int, model :[string]}> model: { model: ["AA", "BB"] };
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in-out property <string> result ;
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public function mark_dirty() {
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model.xx += 1;
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}
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public function change() {
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model.model = ["CC"];
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}
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HorizontalLayout {
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Rectangle {}
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for m in model.model : Rectangle {
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init => {
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result += "Init '" + m + "' (" + model.xx + ")\n";
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}
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}
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}
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}
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/*
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```rust
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let instance = TestCase::new().unwrap();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq!(instance.get_result(), "Init 'AA' (0)\nInit 'BB' (0)\n");
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instance.set_result("".into());
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slint_testing::send_mouse_click(&instance, 15., 5.);
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instance.invoke_mark_dirty();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq!(instance.get_result(), "");
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slint_testing::send_mouse_click(&instance, 15., 5.);
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instance.invoke_change();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq!(instance.get_result(), "Init 'CC' (1)\n");
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instance.set_result("".into());
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instance.invoke_mark_dirty();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq!(instance.get_result(), "");
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```
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```cpp
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auto handle = TestCase::create();
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const TestCase &instance = *handle;
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq(instance.get_result(), "Init 'AA' (0)\nInit 'BB' (0)\n");
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instance.set_result("");
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slint_testing::send_mouse_click(&instance, 15., 5.);
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instance.invoke_mark_dirty();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq(instance.get_result(), "");
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slint_testing::send_mouse_click(&instance, 15., 5.);
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instance.invoke_change();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq(instance.get_result(), "Init 'CC' (1)\n");
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instance.set_result("");
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instance.invoke_mark_dirty();
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slint_testing::send_mouse_click(&instance, 15., 5.);
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assert_eq(instance.get_result(), "");
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```
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```js
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var instance = new slint.TestCase({});
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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assert.equal(instance.result, "Init 'AA' (0)\nInit 'BB' (0)\n");
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instance.result = "";
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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instance.mark_dirty();
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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assert.equal(instance.result, "");
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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instance.change();
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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assert.equal(instance.result, "Init 'CC' (1)\n");
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instance.result = "";
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instance.mark_dirty();
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slintlib.private_api.send_mouse_click(instance, 15., 5.);
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assert.equal(instance.result, "");
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```
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*/
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