зеркало из https://github.com/mozilla/gecko-dev.git
Bug 830760 - Don't zoom into fields on tablets of pages with metaviewports. r=kats DONTBUILD
This commit is contained in:
Wes Johnston
Родитель
5ced0d6c69
Коммит
40d889999f
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@ -1,11 +0,0 @@
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<html style="margin: 0; padding: 0">
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<head>
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<title>Input field VKB overlap test</title>
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<meta name="viewport" content="initial-scale=1.0"/>
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<meta charset="utf-8">
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</head>
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<body style="margin: 0; padding: 0">
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<div style="width: 100%; height: 100%"><!--big spacer div--></div>
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<input type="text" style="background-color: green">
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</body>
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</html>
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@ -2,6 +2,7 @@
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package @ANDROID_PACKAGE_NAME@.tests;
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import @ANDROID_PACKAGE_NAME@.*;
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import android.net.Uri;
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/**
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* A test to ensure that when an input field is focused, it is not obscured by the VKB.
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@ -22,7 +23,13 @@ public class testVkbOverlap extends PixelTest {
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public void testVkbOverlap() {
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blockForGeckoReady();
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loadAndPaint(getAbsoluteUrl("/robocop/robocop_input.html"));
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testSetup("initial-scale=1.0, user-scalable=no", false);
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testSetup("initial-scale=1.0", false);
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testSetup("", true);
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}
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private void testSetup(String viewport, boolean shouldZoom) {
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loadAndPaint(getAbsoluteUrl("/robocop/test_viewport.sjs?metadata=" + Uri.encode(viewport)));
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// scroll to the bottom of the page and let it settle
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Actions.RepeatedEventExpecter paintExpecter = mActions.expectPaint();
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@ -63,9 +70,14 @@ public class testVkbOverlap extends PixelTest {
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// if the vkb scrolled into view as expected, then the number of green pixels now visible should be about the
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// same as it was before, since the green pixels indicate the text input is in view. use a fudge factor of 0.9 to
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// account for borders and such of the text input which might still be out of view.
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// Since we should be zooming into the input, this expects that newCount will be significantly greater than the previous count.
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int newCount = countGreenPixels(painted);
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mAsserter.ok(newCount > greenPixelCount, "testVkbOverlap", "Found " + newCount + " green pixels after tapping; expected " + greenPixelCount);
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// if zooming is allowed, the number of green pixels visible should have increased substatially
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if (shouldZoom) {
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mAsserter.ok(newCount > greenPixelCount * 1.5, "testVkbOverlap", "Found " + newCount + " green pixels after tapping; expected " + greenPixelCount);
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} else {
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mAsserter.ok((Math.abs(greenPixelCount - newCount) / greenPixelCount < 0.1), "testVkbOverlap", "Found " + newCount + " green pixels after tapping; expected " + greenPixelCount);
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}
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} finally {
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painted.close();
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}
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@ -0,0 +1,33 @@
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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function decodeQuery(query) {
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let result = {};
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query.split("&").forEach(function(pair) {
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let [key, val] = pair.split("=");
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result[key] = decodeURIComponent(val);
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});
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return result;
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}
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function handleRequest(request, response) {
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response.setStatusLine(request.httpVersion, 200, "OK");
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response.setHeader("Content-Type", "text/html", false);
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let params = decodeQuery(request.queryString || "");
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response.write('<html>\n' +
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'<head>\n' +
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'<title>Browser VKB Overlapping content</title>');
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if (params.metadata)
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response.write("<meta name=\"viewport\" content=\"" + params.metadata + "\"/>");
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/* Write a spacer div into the document, above an input element*/
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response.write('</head>\n' +
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'<body style="margin: 0; padding: 0">\n' +
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'<div style="width: 100%; height: 100%"></div>\n' +
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'<input type="text" style="background-color: green">\n' +
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'</body>\n</html>');
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}
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@ -167,6 +167,12 @@ var BrowserApp = {
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_tabs: [],
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_selectedTab: null,
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get isTablet() {
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let sysInfo = Cc["@mozilla.org/system-info;1"].getService(Ci.nsIPropertyBag2);
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delete this.isTablet;
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return this.isTablet = sysInfo.get("tablet");
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},
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deck: null,
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startup: function startup() {
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@ -1073,9 +1079,11 @@ var BrowserApp = {
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scrollToFocusedInput: function(aBrowser, aAllowZoom = true) {
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let focused = this.getFocusedInput(aBrowser);
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if (focused) {
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// _zoomToElement will handle not sending any message if this input is already mostly filling the screen
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BrowserEventHandler._zoomToElement(focused, -1, false, aAllowZoom);
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// _zoomToElement will handle not sending any message if this input is already mostly filling the screen
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BrowserEventHandler._zoomToElement(focused, -1, false,
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aAllowZoom && !this.isTablet && !ViewportHandler.getViewportMetadata(aBrowser.contentWindow).hasMetaViewport);
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}
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},
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@ -4268,14 +4276,14 @@ var BrowserEventHandler = {
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/* Zoom to an element, optionally keeping a particular part of it
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* in view if it is really tall.
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*/
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_zoomToElement: function(aElement, aClickY = -1, aCanZoomOut = true, aCanZoomIn = true) {
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_zoomToElement: function(aElement, aClickY = -1, aCanZoomOut = true, aCanScrollHorizontally = true) {
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const margin = 15;
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let rect = ElementTouchHelper.getBoundingContentRect(aElement);
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let viewport = BrowserApp.selectedTab.getViewport();
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let bRect = new Rect(aCanZoomIn ? Math.max(viewport.cssPageLeft, rect.x - margin) : viewport.cssPageLeft,
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let bRect = new Rect(aCanScrollHorizontally ? Math.max(viewport.cssPageLeft, rect.x - margin) : viewport.cssX,
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rect.y,
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aCanZoomIn ? rect.w + 2 * margin : viewport.cssWidth,
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aCanScrollHorizontally ? rect.w + 2 * margin : viewport.cssWidth,
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rect.h);
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// constrict the rect to the screen's right edge
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bRect.width = Math.min(bRect.width, viewport.cssPageRight - bRect.x);
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@ -5467,6 +5475,7 @@ var ViewportHandler = {
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// Note: These values will be NaN if parseFloat or parseInt doesn't find a number.
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// Remember that NaN is contagious: Math.max(1, NaN) == Math.min(1, NaN) == NaN.
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let hasMetaViewport = true;
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let scale = parseFloat(windowUtils.getDocumentMetadata("viewport-initial-scale"));
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let minScale = parseFloat(windowUtils.getDocumentMetadata("viewport-minimum-scale"));
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let maxScale = parseFloat(windowUtils.getDocumentMetadata("viewport-maximum-scale"));
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@ -5494,6 +5503,7 @@ var ViewportHandler = {
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if (doctype && /(WAP|WML|Mobile)/.test(doctype.publicId))
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return { defaultZoom: 1, autoSize: true, allowZoom: true };
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hasMetaViewport = false;
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let defaultZoom = Services.prefs.getIntPref("browser.viewport.defaultZoom");
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if (defaultZoom >= 0) {
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scale = defaultZoom / 1000;
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@ -5518,7 +5528,8 @@ var ViewportHandler = {
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width: width,
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height: height,
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autoSize: autoSize,
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allowZoom: allowZoom
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allowZoom: allowZoom,
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hasMetaViewport: hasMetaViewport
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};
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},
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