| // Copyright 2013 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.contextmenu; |
| |
| import android.content.Context; |
| import android.os.Build; |
| import android.text.TextUtils; |
| import android.view.ContextMenu; |
| import android.view.MenuInflater; |
| |
| import org.chromium.chrome.R; |
| import org.chromium.chrome.browser.UrlUtilities; |
| import org.chromium.chrome.browser.search_engines.TemplateUrlService; |
| |
| /** |
| * A {@link ContextMenuPopulator} used for showing the default Chrome context menu. |
| */ |
| public class ChromeContextMenuPopulator implements ContextMenuPopulator { |
| private final ChromeContextMenuItemDelegate mDelegate; |
| private MenuInflater mMenuInflater; |
| |
| /** |
| * Builds a {@link ChromeContextMenuPopulator}. |
| * @param delegate The {@link ChromeContextMenuItemDelegate} that will be notified with actions |
| * to perform when menu items are selected. |
| */ |
| public ChromeContextMenuPopulator(ChromeContextMenuItemDelegate delegate) { |
| mDelegate = delegate; |
| } |
| |
| @Override |
| public boolean shouldShowContextMenu(ContextMenuParams params) { |
| return params != null && (params.isAnchor() || params.isEditable() || params.isImage() |
| || params.isSelectedText() || params.isVideo() || params.isCustomMenu()); |
| } |
| |
| @Override |
| public void buildContextMenu(ContextMenu menu, Context context, ContextMenuParams params) { |
| if (!TextUtils.isEmpty(params.getLinkUrl())) menu.setHeaderTitle(params.getLinkUrl()); |
| |
| if (mMenuInflater == null) mMenuInflater = new MenuInflater(context); |
| |
| mMenuInflater.inflate(R.menu.chrome_context_menu, menu); |
| |
| menu.setGroupVisible(R.id.contextmenu_group_anchor, params.isAnchor()); |
| menu.setGroupVisible(R.id.contextmenu_group_image, params.isImage()); |
| menu.setGroupVisible(R.id.contextmenu_group_video, params.isVideo()); |
| |
| if (mDelegate.isIncognito() || !mDelegate.isIncognitoSupported()) { |
| menu.findItem(R.id.contextmenu_open_in_incognito_tab).setVisible(false); |
| } |
| |
| if (params.getLinkText().trim().isEmpty()) { |
| menu.findItem(R.id.contextmenu_copy_link_text).setVisible(false); |
| } |
| |
| menu.findItem(R.id.contextmenu_save_link_as).setEnabled( |
| UrlUtilities.isDownloadableScheme(params.getLinkUrl())); |
| |
| if (params.isVideo()) { |
| menu.findItem(R.id.contextmenu_save_video).setEnabled( |
| UrlUtilities.isDownloadableScheme(params.getSrcUrl())); |
| } else if (params.isImage()) { |
| menu.findItem(R.id.contextmenu_save_image).setEnabled( |
| UrlUtilities.isDownloadableScheme(params.getSrcUrl())); |
| |
| if (mDelegate.canLoadOriginalImage()) { |
| menu.findItem(R.id.contextmenu_open_original_image_in_new_tab).setVisible(false); |
| } else { |
| menu.findItem(R.id.contextmenu_open_image_in_new_tab).setVisible(false); |
| } |
| |
| final TemplateUrlService templateUrlServiceInstance = TemplateUrlService.getInstance(); |
| final boolean isSearchByImageAvailable = |
| UrlUtilities.isDownloadableScheme(params.getSrcUrl()) && |
| templateUrlServiceInstance.isLoaded() && |
| templateUrlServiceInstance.isSearchByImageAvailable() && |
| templateUrlServiceInstance.getDefaultSearchEngineTemplateUrl() != null; |
| |
| menu.findItem(R.id.contextmenu_search_by_image).setVisible(isSearchByImageAvailable); |
| if (isSearchByImageAvailable) { |
| menu.findItem(R.id.contextmenu_search_by_image).setTitle( |
| context.getString(R.string.contextmenu_search_web_for_image, |
| TemplateUrlService.getInstance(). |
| getDefaultSearchEngineTemplateUrl().getShortName())); |
| } |
| |
| menu.findItem(R.id.contextmenu_copy_image).setVisible( |
| Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN); |
| } |
| } |
| |
| @Override |
| public boolean onItemSelected(ContextMenuHelper helper, ContextMenuParams params, int itemId) { |
| if (itemId == R.id.contextmenu_open_in_new_tab) { |
| mDelegate.onOpenInNewTab(params.getLinkUrl()); |
| } else if (itemId == R.id.contextmenu_open_in_incognito_tab) { |
| mDelegate.onOpenInNewIncognitoTab(params.getLinkUrl()); |
| } else if (itemId == R.id.contextmenu_open_image) { |
| mDelegate.onOpenImageUrl(params.getSrcUrl()); |
| } else if (itemId == R.id.contextmenu_open_image_in_new_tab || |
| itemId == R.id.contextmenu_open_original_image_in_new_tab) { |
| mDelegate.onOpenImageInNewTab(params.getSrcUrl()); |
| } else if (itemId == R.id.contextmenu_copy_link_address_text) { |
| mDelegate.onSaveToClipboard(params.getUnfilteredLinkUrl(), true); |
| } else if (itemId == R.id.contextmenu_copy_link_text) { |
| mDelegate.onSaveToClipboard(params.getLinkText(), false); |
| } else if (itemId == R.id.contextmenu_save_image || |
| itemId == R.id.contextmenu_save_video) { |
| if (mDelegate.startDownload(false)) helper.startContextMenuDownload(false); |
| } else if (itemId == R.id.contextmenu_save_link_as) { |
| if (mDelegate.startDownload(true)) helper.startContextMenuDownload(true); |
| } else if (itemId == R.id.contextmenu_search_by_image) { |
| mDelegate.onSearchByImageInNewTab(); |
| } else if (itemId == R.id.contextmenu_copy_image) { |
| mDelegate.onSaveImageToClipboard(params.getSrcUrl()); |
| } else { |
| assert false; |
| } |
| |
| return true; |
| } |
| } |