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bug 744070 - Page starts out zoomed, doesn't resize/scroll correctly r=mbrubeck a=android-only

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This commit is contained in:
Brad Lassey 2012-05-02 13:24:53 -04:00
parent b1bf80fdf0
commit 95350f1a14
1 changed files with 11 additions and 5 deletions
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16
mobile/android/chrome/content/browser.js
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@ -3592,14 +3592,11 @@ var ViewportHandler = {
if (doctype && /(WAP|WML|Mobile)/.test(doctype.publicId))
return { defaultZoom: 1, autoSize: true, allowZoom: true, autoScale: true };
let windowUtils = aWindow.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils);
let handheldFriendly = windowUtils.getDocumentMetadata("HandheldFriendly");
if (handheldFriendly == "true")
return { defaultZoom: 1, autoSize: true, allowZoom: true, autoScale: true };
if (aWindow.document instanceof XULDocument)
return { defaultZoom: 1, autoSize: true, allowZoom: false, autoScale: false };
let windowUtils = aWindow.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIDOMWindowUtils);
// viewport details found here
// http://developer.apple.com/safari/library/documentation/AppleApplications/Reference/SafariHTMLRef/Articles/MetaTags.html
// http://developer.apple.com/safari/library/documentation/AppleApplications/Reference/SafariWebContent/UsingtheViewport/UsingtheViewport.html
@ -3618,6 +3615,15 @@ var ViewportHandler = {
let allowZoomStr = windowUtils.getDocumentMetadata("viewport-user-scalable");
let allowZoom = !/^(0|no|false)$/.test(allowZoomStr); // WebKit allows 0, "no", or "false"
if (scale == NaN && minScale == NaN && maxScale == NaN && allowZoomStr == "" && widthStr == "" && heightStr == "") {
// Only check for HandheldFriendly if we don't have a viewport meta tag
let handheldFriendly = windowUtils.getDocumentMetadata("HandheldFriendly");
if (handheldFriendly == "true")
return { defaultZoom: 1, autoSize: true, allowZoom: true, autoScale: true };
}
scale = this.clamp(scale, kViewportMinScale, kViewportMaxScale);
minScale = this.clamp(minScale, kViewportMinScale, kViewportMaxScale);
maxScale = this.clamp(maxScale, kViewportMinScale, kViewportMaxScale);