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| author | bauerb@chromium.org <bauerb@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-04-19 10:05:50 +0000 |
|---|---|---|
| committer | bauerb@chromium.org <bauerb@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2011-04-19 10:05:50 +0000 |
| commit | 7098b20361bb1e28a639aabe05de8c60bc09da94 (patch) | |
| tree | 1fe219232bf5cbca232319a4265f827a252d160a /chrome/common/extensions/docs/examples/api/preferences | |
| parent | ffab60baac4a0c0d7d1c70f3089ee392f55c87cf (diff) | |
| download | chromium_src-7098b20361bb1e28a639aabe05de8c60bc09da94.zip chromium_src-7098b20361bb1e28a639aabe05de8c60bc09da94.tar.gz chromium_src-7098b20361bb1e28a639aabe05de8c60bc09da94.tar.bz2 | |
Add sample extension for preference access.
BUG=71067
TEST=none
Review URL: http://codereview.chromium.org/6793042
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@82091 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/common/extensions/docs/examples/api/preferences')
| -rw-r--r-- | chrome/common/extensions/docs/examples/api/preferences/enableReferrer.zip | bin | 0 -> 7276 bytes | |||
| -rw-r--r-- | chrome/common/extensions/docs/examples/api/preferences/enableReferrer/advicedog.jpg | bin | 0 -> 2518 bytes | |||
| -rw-r--r-- | chrome/common/extensions/docs/examples/api/preferences/enableReferrer/manifest.json | 10 | ||||
| -rw-r--r-- | chrome/common/extensions/docs/examples/api/preferences/enableReferrer/popup.html | 129 |
4 files changed, 139 insertions, 0 deletions
diff --git a/chrome/common/extensions/docs/examples/api/preferences/enableReferrer.zip b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer.zip Binary files differnew file mode 100644 index 0000000..3669d90 --- /dev/null +++ b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer.zip diff --git a/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/advicedog.jpg b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/advicedog.jpg Binary files differnew file mode 100644 index 0000000..9274fbd --- /dev/null +++ b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/advicedog.jpg diff --git a/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/manifest.json b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/manifest.json new file mode 100644 index 0000000..03b0e5a --- /dev/null +++ b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/manifest.json @@ -0,0 +1,10 @@ +{
+ "name" : "Enable/disable referrers API example extension",
+ "version" : "0.1",
+ "description" : "Sample extension which demonstrates how to access a preference.",
+ "permissions": [ "experimental", "contentSettings" ],
+ "browser_action": {
+ "default_icon": "advicedog.jpg",
+ "popup": "popup.html"
+ }
+}
diff --git a/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/popup.html b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/popup.html new file mode 100644 index 0000000..43b5dae --- /dev/null +++ b/chrome/common/extensions/docs/examples/api/preferences/enableReferrer/popup.html @@ -0,0 +1,129 @@ +<!DOCTYPE html> +<html> +<head> + <script> +var cs = chrome.experimental.contentSettings; +var pref = cs.misc.enableReferrers; + +/** + * Returns whether the |levelOfControl| means that the extension can change the + * preference value. + * + * @param levelOfControl{string} + */ +function settingIsControllable(levelOfControl) { + return (levelOfControl == "ControllableByThisExtension" || + levelOfControl == "ControlledByThisExtension"); +} + +/** + * Updates the UI to reflect the state of the preference. + * + * @param settings{object} A settings object, as returned from |get()| or the + * |onchange| event. + */ +function updateUI(settings) { + var disableUI = !settingIsControllable(settings.levelOfControl); + document.getElementById("regularValue").disabled = disableUI; + document.getElementById("useSeparateIncognitoSettings").disabled = disableUI; + if (settings.hasOwnProperty('incognitoSpecific')) { + var hasIncognitoValue = settings.incognitoSpecific; + document.getElementById("useSeparateIncognitoSettings").checked = + hasIncognitoValue; + document.getElementById("incognitoValue").disabled = + disableUI || !hasIncognitoValue; + document.getElementById("incognitoValue").checked = settings.value; + } else { + document.getElementById("regularValue").checked = settings.value; + } +} + +/** + * Wrapper for |updateUI| which is used as callback for the |get()| method and + * which logs the result. + * If there was an error getting the preference, does nothing. + * + * @param settings{object} A settings object, as returned from |get()|. + */ +function updateUIFromGet(settings) { + if (settings) { + console.log('pref.get result:' + JSON.stringify(settings)); + updateUI(settings); + } +} + +/** + * Wrapper for |updateUI| which is used as handler for the |onchange| event + * and which logs the result. + * + * @param settings{object} A settings object, as returned from the |onchange| + * event. + */ +function updateUIFromOnChange(settings) { + console.log('pref.onChange event:' + JSON.stringify(settings)); + updateUI(settings); +} + +/* + * Initializes the UI. + */ +function init() { + chrome.extension.isAllowedIncognitoAccess(function(allowed) { + if (allowed) { + pref.get({'incognito': true}, updateUIFromGet); + document.getElementById("incognito").style.display = "block"; + document.getElementById("incognito-forbidden").style.display = "none"; + } + }); + pref.get({}, updateUIFromGet); + pref.onChange.addListener(updateUIFromOnChange); +} + +/** + * Called from the UI to change the preference value. + * + * @param enabled{boolean} The new preference value. + * @param incognito{boolean} Whether the value is specific to incognito mode. + */ +function setPrefValue(enabled, incognito) { + pref.set({'value':enabled, 'incognito': incognito}); +} + +/** + * Called from the UI to change whether to use separate settings for + * incognito mode. + * + * @param value{boolean} whether to use separate settings for + * incognito mode. + */ +function setUseSeparateIncognitoSettings(value) { + if (!value) { + pref.clear({'incognito': true}); + } else { + // Explicitly set the value for incognito mode. + pref.get({'incognito': true}, function(settings) { + pref.set({'incognito': true, 'value': settings.value}); + }); + } + document.getElementById("incognitoValue").disabled = !value; +} + + </script> +</head> +<body onload="init()"> + +<div style="width: 300px"> +<input type="checkbox" onclick="setPrefValue(this.checked)" id="regularValue" /> Enable referrers + +<div id="incognito" style="display:none"> +<input type="checkbox" onclick="setUseSeparateIncognitoSettings(this.checked)" id="useSeparateIncognitoSettings" /> Use separate setting for incognito mode: +<br> +<input type="checkbox" onclick="setPrefValue(this.checked, true)" id="incognitoValue" disabled="disabled"/> Enable referrers in incognito sessions +</div> +<div id="incognito-forbidden"> +Select "Allow in incognito" to access incognito preferences +</div> +</div> + +</body> +</html>
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