Index: chrome/android/java/src/org/chromium/chrome/browser/UsbChooserDialog.java |
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/UsbChooserDialog.java b/chrome/android/java/src/org/chromium/chrome/browser/UsbChooserDialog.java |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a291c51f6b7bc840b7fbe3f7d68b9747249a3cba |
--- /dev/null |
+++ b/chrome/android/java/src/org/chromium/chrome/browser/UsbChooserDialog.java |
@@ -0,0 +1,141 @@ |
+// Copyright 2016 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+package org.chromium.chrome.browser; |
+ |
+import android.content.Context; |
+import android.text.SpannableString; |
+import android.text.TextUtils; |
+import android.view.View; |
+ |
+import org.chromium.base.annotations.CalledByNative; |
+import org.chromium.chrome.R; |
+import org.chromium.chrome.browser.omnibox.OmniboxUrlEmphasizer; |
+import org.chromium.chrome.browser.profiles.Profile; |
+import org.chromium.ui.base.WindowAndroid; |
+import org.chromium.ui.text.NoUnderlineClickableSpan; |
+import org.chromium.ui.text.SpanApplier; |
+import org.chromium.ui.text.SpanApplier.SpanInfo; |
+ |
+/** |
+ * A dialog for showing available USB devices. This dialog is shown when a website requests to |
+ * connect to a USB device (e.g. through a usb.requestDevice Javascript call). |
+ */ |
+public class UsbChooserDialog implements ItemChooserDialog.ItemSelectedCallback { |
+ /** |
+ * The dialog to show to let the user pick a device. |
+ */ |
+ ItemChooserDialog mItemChooserDialog; |
+ |
+ /** |
+ * A pointer back to the native part of the implementation for this dialog. |
+ */ |
+ long mNativeUsbChooserDialogPtr; |
+ |
+ /** |
+ * Creates the UsbChooserDialog. |
+ */ |
+ private UsbChooserDialog(long nativeUsbChooserDialogPtr) { |
+ mNativeUsbChooserDialogPtr = nativeUsbChooserDialogPtr; |
+ } |
+ |
+ /** |
+ * Shows the UsbChooserDialog. |
+ * |
+ * @param context Context which is used for launching a dialog. |
+ * @param origin The origin for the site wanting to connect to the USB device. |
+ * @param securityLevel The security level of the connection to the site wanting to connect to |
+ * the USB device. For valid values see SecurityStateModel::SecurityLevel. |
+ */ |
+ private void show(Context context, String origin, int securityLevel) { |
+ // Emphasize the origin. |
+ Profile profile = Profile.getLastUsedProfile(); |
+ SpannableString originSpannableString = new SpannableString(origin); |
+ OmniboxUrlEmphasizer.emphasizeUrl(originSpannableString, context.getResources(), profile, |
+ securityLevel, false /* isInternalPage */, true /* useDarkColors */, |
+ true /* emphasizeHttpsScheme */); |
+ // Construct a full string and replace the origin text with emphasized version. |
+ SpannableString title = |
+ new SpannableString(context.getString(R.string.usb_chooser_dialog_prompt, origin)); |
+ int start = title.toString().indexOf(origin); |
+ TextUtils.copySpansFrom(originSpannableString, 0, originSpannableString.length(), |
+ Object.class, title, start); |
+ |
+ String searching = ""; |
+ String noneFound = context.getString(R.string.usb_chooser_dialog_no_devices_found_prompt); |
+ SpannableString statusIdleNoneFound = SpanApplier.applySpans( |
+ context.getString(R.string.usb_chooser_dialog_footnote_text), |
+ new SpanInfo("<link>", "</link>", new NoUnderlineClickableSpan() { |
+ @Override |
+ public void onClick(View view) { |
+ if (mNativeUsbChooserDialogPtr == 0) { |
+ return; |
+ } |
+ |
+ nativeLoadUsbHelpPage(mNativeUsbChooserDialogPtr); |
+ |
+ // Get rid of the highlight background on selection. |
+ view.invalidate(); |
+ } |
+ })); |
+ SpannableString statusIdleSomeFound = statusIdleNoneFound; |
+ String positiveButton = context.getString(R.string.usb_chooser_dialog_connect_button_text); |
+ |
+ ItemChooserDialog.ItemChooserLabels labels = |
+ new ItemChooserDialog.ItemChooserLabels(title, searching, noneFound, |
+ statusIdleNoneFound, statusIdleSomeFound, positiveButton); |
+ mItemChooserDialog = new ItemChooserDialog(context, this, labels); |
+ } |
+ |
+ @Override |
+ public void onItemSelected(String id) { |
+ if (mNativeUsbChooserDialogPtr != 0) { |
+ if (id.isEmpty()) { |
+ nativeOnDialogCancelled(mNativeUsbChooserDialogPtr); |
+ } else { |
+ nativeOnItemSelected(mNativeUsbChooserDialogPtr, id); |
+ } |
+ } |
+ } |
+ |
+ @CalledByNative |
+ private static UsbChooserDialog create(WindowAndroid windowAndroid, String origin, |
+ int securityLevel, long nativeUsbChooserDialogPtr) { |
+ Context context = windowAndroid.getActivity().get(); |
+ if (context == null) { |
+ return null; |
+ } |
+ |
+ UsbChooserDialog dialog = new UsbChooserDialog(nativeUsbChooserDialogPtr); |
+ dialog.show(context, origin, securityLevel); |
+ return dialog; |
+ } |
+ |
+ @CalledByNative |
+ private void setIdleState() { |
+ mItemChooserDialog.setIdleState(); |
+ } |
+ |
+ @CalledByNative |
+ private void addDevice(String deviceId, String deviceName) { |
+ mItemChooserDialog.addItemToList( |
+ new ItemChooserDialog.ItemChooserRow(deviceId, deviceName)); |
+ } |
+ |
+ @CalledByNative |
+ private void removeDevice(String deviceId, String deviceName) { |
+ mItemChooserDialog.removeItemFromList( |
+ new ItemChooserDialog.ItemChooserRow(deviceId, deviceName)); |
+ } |
+ |
+ @CalledByNative |
+ private void closeDialog() { |
+ mNativeUsbChooserDialogPtr = 0; |
+ mItemChooserDialog.dismiss(); |
+ } |
+ |
+ private native void nativeOnItemSelected(long nativeUsbChooserDialogAndroid, String deviceId); |
+ private native void nativeOnDialogCancelled(long nativeUsbChooserDialogAndroid); |
+ private native void nativeLoadUsbHelpPage(long nativeUsbChooserDialogAndroid); |
+} |