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Diffstat (limited to 'src/compatibility/android-cdd.html')
| -rw-r--r-- | src/compatibility/android-cdd.html | 55 |
1 files changed, 48 insertions, 7 deletions
diff --git a/src/compatibility/android-cdd.html b/src/compatibility/android-cdd.html index e419c590..567221fc 100644 --- a/src/compatibility/android-cdd.html +++ b/src/compatibility/android-cdd.html @@ -32,7 +32,7 @@ <p class="toc_h4"><a href="#3_2_3_1_core_application_intents">3.2.3.1. Core Application Intents</a></p> -<p class="toc_h4"><a href="#3_2_3_2_intent_overrides">3.2.3.2. Intent Overrides</a></p> +<p class="toc_h4"><a href="#3_2_3_2_intent_resolution">3.2.3.2. Intent Resolution</a></p> <p class="toc_h4"><a href="#3_2_3_3_intent_namespaces">3.2.3.3. Intent Namespaces</a></p> @@ -826,11 +826,12 @@ defined by all the “public” Activity or Service components of these Android applications. Note that Activity or Service components are considered “public” when the attribute android:exported is absent or has the value true.</p> -<h4 id="3_2_3_2_intent_overrides">3.2.3.2. Intent Overrides</h4> +<h4 id="3_2_3_2_intent_resolution">3.2.3.2. Intent Resolution</h4> <p>As Android is an extensible platform, device implementations MUST allow each -intent pattern referenced in <a href="#3_2_3_1_core_application_intents">section 3.2.3.1</a> to be overridden by third-party applications. The upstream Android open source +intent pattern referenced in <a href="#3_2_3_1_core_application_intents">section 3.2.3.1</a> +to be overridden by third-party applications. The upstream Android open source implementation allows this by default; device implementers MUST NOT attach special privileges to system applications' use of these intent patterns, or prevent third-party applications from binding to and assuming control of these @@ -838,11 +839,48 @@ patterns. This prohibition specifically includes but is not limited to disabling the“Chooser” user interface that allows the user to select between multiple applications that all handle the same intent pattern.</p> +<p>Device implementations MUST provide a user interface for users to modify the default +activity for intents.</p> + <p>However, device implementations MAY provide default activities for specific URI -patterns (eg. http://play.google.com) if the default activity provides a more -specific filter for the data URI. For example, an intent filter specifying the -data URI “http://www.android.com” is more specific than the browser filter for“http://”. Device implementations MUST provide a user interface for users to -modify the default activity for intents.</p> +patterns (eg. http://play.google.com) when the default activity provides a more +specific attribute for the data URI. For example, an intent filter pattern specifying +the data URI “http://www.android.com” is more specific than the browser's +core intent pattern for “http://”.</p> + +<p>Android also includes a mechanism for third-party apps to declare an authoritative +default app linking behavior for certain types of web URI intents [<a +href="https://developer.android.com/training/app-links">Resources, 140</a>]. When such +authoritative declarations are defined in an app's intent filter patterns, device +implementations:</p> + +<ul> +<li>MUST attempt to validate any intent filters by performing the validation steps +defined in the Digital Asset Links specification [<a +href="https://developers.google.com/digital-asset-links">Resources, 141</a>] as implemented +by the Package Manager in the upstream Android Open Source Project.</li> +<li>MUST attempt validation of the intent filters during the installation of the +application and set all successfully validated UIR intent filters as default app handlers +for their UIRs.</li> +<li>MAY set specific URI intent filters as default app handlers for their URIs, if they +are successfully verified but other candidate URI filters fail verification. If a device +implementation does this, it MUST provide the user appropriate per-URI pattern overrides +in the settings menu.</li> +<li>MUST provide the user with per-app App Links controls in Settings as follows: + <ul> + <li>The user MUST be able to override holistically the default app links behavior for + an app to be: always open, always ask, or never open, which must apply to all candidate + URI intent filters equally.</li> + <li>The user MUST be able to see a list of the candidate URI intent filters.</li> + <li>The device implementation MAY provide the user with the ability to override specific + candidate URI intent filters that were successfully verified, on a per-intent filter basis. + </li> + <li>The device implementation MUST provide users with the ability to view and override + specific candidate URI intent filters if the device implementation lets some candidate + URI intent filters succeed verification while some others can fail.</li> + </ul> +</li> +</ul> <h4 id="3_2_3_3_intent_namespaces">3.2.3.3. Intent Namespaces</h4> @@ -5618,6 +5656,9 @@ Android source code, at dalvik/docs</p> <p>139. Android Compatibility forum: <a href="https://groups.google.com/forum/#!forum/android-compatibility">https://groups.google.com/forum/#!forum/android-compatibility</a></p> +<p>140. Handling App Links: <a href="https://developer.android.com/training/app-links">https://developer.android.com/training/app-links/index.html</a></p> + +<p>141. Google Digital Asset Links: <a href="https://developers.google.com/digital-asset-links">https://developers.google.com/digital-asset-links</a></p> <p>Many of these resources are derived directly or indirectly from the Android SDK, and will be functionally identical to the information in that SDK’s |