asarfuckery/electronasar/canary/browser/api/browser-window.js

'use strict';
const electron = require('electron');
const { WebContentsView, TopLevelWindow } = electron;
const { BrowserWindow } = process.electronBinding('window');
Object.setPrototypeOf(BrowserWindow.prototype, TopLevelWindow.prototype);
BrowserWindow.prototype._init = function () {
    // Call parent class's _init.
    TopLevelWindow.prototype._init.call(this);
    // Avoid recursive require.
    const { app } = electron;
    // Create WebContentsView.
    this.setContentView(new WebContentsView(this.webContents));
    const nativeSetBounds = this.setBounds;
    this.setBounds = (bounds, ...opts) => {
        bounds = Object.assign({}, this.getBounds(), bounds);
        nativeSetBounds.call(this, bounds, ...opts);
    };
    // window.resizeTo(...)
    // window.moveTo(...)
    this.webContents.on('move', (event, size) => {
        this.setBounds(size);
    });
    // Hide the auto-hide menu when webContents is focused.
    this.webContents.on('activate', () => {
        if (process.platform !== 'darwin' && this.isMenuBarAutoHide() && this.isMenuBarVisible()) {
            this.setMenuBarVisibility(false);
        }
    });
    // Change window title to page title.
    this.webContents.on('page-title-updated', (event, title, ...args) => {
        // Route the event to BrowserWindow.
        this.emit('page-title-updated', event, title, ...args);
        if (!this.isDestroyed() && !event.defaultPrevented)
            this.setTitle(title);
    });
    // Sometimes the webContents doesn't get focus when window is shown, so we
    // have to force focusing on webContents in this case. The safest way is to
    // focus it when we first start to load URL, if we do it earlier it won't
    // have effect, if we do it later we might move focus in the page.
    //
    // Though this hack is only needed on macOS when the app is launched from
    // Finder, we still do it on all platforms in case of other bugs we don't
    // know.
    this.webContents.once('load-url', function () {
        this.focus();
    });
    // Redirect focus/blur event to app instance too.
    this.on('blur', (event) => {
        app.emit('browser-window-blur', event, this);
    });
    this.on('focus', (event) => {
        app.emit('browser-window-focus', event, this);
    });
    // Subscribe to visibilityState changes and pass to renderer process.
    let isVisible = this.isVisible() && !this.isMinimized();
    const visibilityChanged = () => {
        const newState = this.isVisible() && !this.isMinimized();
        if (isVisible !== newState) {
            isVisible = newState;
            const visibilityState = isVisible ? 'visible' : 'hidden';
            this.webContents.emit('-window-visibility-change', visibilityState);
        }
    };
    const visibilityEvents = ['show', 'hide', 'minimize', 'maximize', 'restore'];
    for (const event of visibilityEvents) {
        this.on(event, visibilityChanged);
    }
    // Notify the creation of the window.
    app.emit('browser-window-created', {}, this);
    Object.defineProperty(this, 'devToolsWebContents', {
        enumerable: true,
        configurable: false,
        get() {
            return this.webContents.devToolsWebContents;
        }
    });
};
const isBrowserWindow = (win) => {
    return win && win.constructor.name === 'BrowserWindow';
};
BrowserWindow.fromId = (id) => {
    const win = TopLevelWindow.fromId(id);
    return isBrowserWindow(win) ? win : null;
};
BrowserWindow.getAllWindows = () => {
    return TopLevelWindow.getAllWindows().filter(isBrowserWindow);
};
BrowserWindow.getFocusedWindow = () => {
    for (const window of BrowserWindow.getAllWindows()) {
        if (window.isFocused() || window.isDevToolsFocused())
            return window;
    }
    return null;
};
BrowserWindow.fromWebContents = (webContents) => {
    for (const window of BrowserWindow.getAllWindows()) {
        if (window.webContents.equal(webContents))
            return window;
    }
};
BrowserWindow.fromBrowserView = (browserView) => {
    for (const window of BrowserWindow.getAllWindows()) {
        if (window.getBrowserView() === browserView)
            return window;
    }
    return null;
};
BrowserWindow.fromDevToolsWebContents = (webContents) => {
    for (const window of BrowserWindow.getAllWindows()) {
        const { devToolsWebContents } = window;
        if (devToolsWebContents != null && devToolsWebContents.equal(webContents)) {
            return window;
        }
    }
};
// Helpers.
Object.assign(BrowserWindow.prototype, {
    loadURL(...args) {
        return this.webContents.loadURL(...args);
    },
    getURL(...args) {
        return this.webContents.getURL();
    },
    loadFile(...args) {
        return this.webContents.loadFile(...args);
    },
    reload(...args) {
        return this.webContents.reload(...args);
    },
    send(...args) {
        return this.webContents.send(...args);
    },
    openDevTools(...args) {
        return this.webContents.openDevTools(...args);
    },
    closeDevTools() {
        return this.webContents.closeDevTools();
    },
    isDevToolsOpened() {
        return this.webContents.isDevToolsOpened();
    },
    isDevToolsFocused() {
        return this.webContents.isDevToolsFocused();
    },
    toggleDevTools() {
        return this.webContents.toggleDevTools();
    },
    inspectElement(...args) {
        return this.webContents.inspectElement(...args);
    },
    inspectSharedWorker() {
        return this.webContents.inspectSharedWorker();
    },
    inspectServiceWorker() {
        return this.webContents.inspectServiceWorker();
    },
    showDefinitionForSelection() {
        return this.webContents.showDefinitionForSelection();
    },
    capturePage(...args) {
        return this.webContents.capturePage(...args);
    },
    setTouchBar(touchBar) {
        electron.TouchBar._setOnWindow(touchBar, this);
    },
    setBackgroundThrottling(allowed) {
        this.webContents.setBackgroundThrottling(allowed);
    }
});
module.exports = BrowserWindow;