ethernet
45 lines
2.1 KiB
JavaScript
45 lines
2.1 KiB
JavaScript
// Shared input setup for the install drivers. Only the selected app window
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// is changed; helper windows retain their own coordinate system.
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async function prepareWindowForInput(app, page) {
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const window = await app.browserWindow(page)
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// Use the same persistent setting as Appearance. A bare setZoomLevel is
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// overwritten by the app's focus/navigation handlers restoring saved zoom.
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const persistent = await page.evaluate(() => {
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const zoom = globalThis.hermesDesktop?.zoom
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if (!zoom?.setPercent || !zoom?.get) return false
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zoom.setPercent(100)
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return true
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})
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if (persistent) {
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// Playwright 1.58 treats an async waitForFunction predicate's Promise as
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// truthy even when it resolves false. Await each IPC read on the driver.
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const deadline = Date.now() + 15_000
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for (;;) {
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const state = await page.evaluate(() => {
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// Cold-start restoration can overwrite the first preference write.
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// Reapply through its owner until a subsequent read observes it.
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globalThis.hermesDesktop.zoom.setPercent(100)
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return globalThis.hermesDesktop.zoom.get()
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})
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// The renderer IPC and BrowserWindow can observe different moments of
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// startup restoration. Both must agree before the driver sends input.
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const factor = await window.evaluate(win => win.webContents.getZoomFactor())
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if (state.percent === 100 && Math.abs(factor - 1) < 0.001) return
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if (Date.now() >= deadline) {
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throw new Error(`timed out waiting for 100% app window zoom (IPC ${state.percent}%, factor ${factor})`)
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}
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await page.waitForTimeout(100)
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}
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} else {
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// Older sampled releases have no zoom preference bridge.
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await window.evaluate(win => win.webContents.setZoomLevel(0))
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}
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// DPR includes OS display scaling; 100% page zoom is not always DPR 1.
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const factor = await window.evaluate(win => win.webContents.getZoomFactor())
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if (Math.abs(factor - 1) > 0.001) {
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throw new Error(`could not set app window zoom to 100% (factor ${factor})`)
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}
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}
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module.exports = { prepareWindowForInput }
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