refactor(core): add support to multiple webviews on a Tauri window (#8280)

* feat: update to latest wry

* wry dev branch [skip ci]

* fix linux [skip ci]

* refactor(runtime): split webview and window types

* split dispatch

* implement create_webview

* move webview message

* wip webview mod

* create webview manager, finish webview struct and builder

* fix tests and docs

* rename WindowUrl to WebviewUrl

* update examples

* event refactor

* update JS API

* fix events

* update example

* add WebviewWindow class on JS

* fix macos build

* allow creating window+webview on the same runtime call

* rename tauri://window-created to tauri://webview-created

* Window::add_child

* use inner_size from webview on macOS

* add multiwebview example

* automatically resize webviews on window resize

* fix tests

* set_position, set_size

* position, size getters

* set_focus

* add close fn

* update mock runtime

* lint [skip ci]

* fix inner_size getter [skip ci]

* import hwnd [skip ci]

* update webview bound ratios on set_size/set_position

* add auto_resize option

* fix android

* fix build on windows

* typo

* with_webview isnt desktop only

* add WebviewWindow rust struct (and builder)

* fix build on android

* license header

* fix macos/windows

* fix macos build

* resolve todo

* handle window not found

* hide unstable features

* document unstable feature [skip ci]

* webview plugin permissions

* hide more stuff

* fix doctests

* typos

* add change files

* fix examples

* rename hook

Author: lucasfernog

.changes/api-event-resource-refactor.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:breaking
+---
+
+Removed event callback's `windowLabel` field and added a `windowSource` object instead.

.changes/event-target-refactor.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:breaking
+---
+
+The event target is now an object so you can target either a window or a webview.

.changes/hooks-webview.md

@@ -0,0 +1,5 @@
+---
+"tauri": patch:breaking
+---
+
+The `invoke_system`, `on_page_load` hooks now gives you a `Webview` argument instead of a `Window`.

.changes/move-window-apis.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:breaking
+---
+
+Moved webview-specific APIs from the `Window` class to the `Webview` class.

.changes/multiwebview-api.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:feat
+---
+
+Added support to multiwebview via the new `window` and `webview` modules.

.changes/multiwebview.md

@@ -0,0 +1,7 @@
+---
+"tauri": patch:feat
+"tauri-runtime": patch:feat
+"tauri-runtime-wry": patch:feat
+---
+
+Add multiwebview support behind the `unstable` feature flag. See `WindowBuilder` and `WebviewBuilder` for more information.

.changes/remove-window-url.md

@@ -0,0 +1,5 @@
+---
+"tauri-utils": patch:breaking
+---
+
+Renamed `config::WindowUrl` to `config::WebviewUrl`.

.changes/tauri-event-enum-refactor.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:breaking
+---
+
+Renamed `TauriEvent.WINDOW_FILE_DROP` to `TauriEvent.WEBVIEW_FILE_DROP`, `TauriEvent.WINDOW_FILE_DROP_HOVER` to `TauriEvent.WEBVIEW_FILE_DROP_HOVER` and `TauriEvent.WINDOW_FILE_DROP_CANCELLED` to `TauriEvent.WEBVIEW_FILE_DROP_CANCELLED`.

.changes/webview-window-api.md

@@ -0,0 +1,5 @@
+---
+"@tauri-apps/api": patch:breaking
+---
+
+Added back the `WebviewWindow` API that exposes functionality of a window that hosts a single webview. The dedicated `Window` and `Webview` types are exposed for multiwebview features.

.changes/webview-window-refactor.md

@@ -0,0 +1,5 @@
+---
+"tauri": patch:breaking
+---
+
+Renamed `Window` to `WebviewWindow`, `WindowBuilder` to `WebviewWindowBuilder`, `Manager::windows` to `Manager::webview_windows` and `Manager::get_window` to `Manager::get_webview_window`.