import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onAddInfoBar(InfoBarContainer container, InfoBar infoBar, boolean isFirst) {
    mIsInfoBarContainerShown = true;
    // If the panel is opened past the peeking state, obscure the infobar.
    if (mReaderModePanel != null && mReaderModePanel.isPanelOpened() && container != null) {
        container.setIsObscuredByOtherView(true);
    } else if (isFirst) {
        // Temporarily hides the reader mode button while the infobars are shown.
        closeReaderPanel(StateChangeReason.INFOBAR_SHOWN, false);
    }
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onRemoveInfoBar(InfoBarContainer container, InfoBar infoBar, boolean isLast) {
    // Re-shows the reader mode button if necessary once the infobars are dismissed.
    if (isLast) {
        mIsInfoBarContainerShown = false;
        requestReaderPanelShow(StateChangeReason.INFOBAR_HIDDEN);
    }
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 * Restore any infobars that may have been hidden by Reader Mode.
 */
private void restoreInfobars() {
    if (!mIsInfoBarContainerShown) return;

    Tab curTab = mTabModelSelector.getCurrentTab();
    if (curTab == null) return;

    InfoBarContainer container = curTab.getInfoBarContainer();
    if (container == null) return;

    container.setIsObscuredByOtherView(false);

    // Temporarily hides the reader mode button while the infobars are shown.
    closeReaderPanel(StateChangeReason.INFOBAR_SHOWN, false);
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onCloseContextualSearch(StateChangeReason reason) {
    if (mSearchPanel == null) return;

    mSelectionController.onSearchEnded(reason);

    // Show the infobar container if it was visible before Contextual Search was shown.
    if (mWereInfoBarsHidden) {
        mWereInfoBarsHidden = false;
        InfoBarContainer container = getInfoBarContainer();
        if (container != null) {
            container.setIsObscuredByOtherView(false);
        }
    }

    if (!mWereSearchResultsSeen && mLoadedSearchUrlTimeMs != 0L) {
        removeLastSearchVisit();
    }

    // Clear the timestamp. This is to avoid future calls to hideContextualSearch clearing
    // the current URL.
    mLoadedSearchUrlTimeMs = 0L;
    mWereSearchResultsSeen = false;

    mSearchRequest = null;

    if (mIsShowingPeekPromo || mWouldShowPeekPromo) {
        mPolicy.logPeekPromoMetrics(mIsShowingPeekPromo, mWouldShowPeekPromo);
    }

    if (mIsShowingPromo && !mDidLogPromoOutcome && mSearchPanel.wasPromoInteractive()) {
        ContextualSearchUma.logPromoOutcome(mWasActivatedByTap, mIsMandatoryPromo);
        mDidLogPromoOutcome = true;
    }

    mIsShowingPromo = false;
    mSearchPanel.setIsPromoActive(false, false);
    notifyHideContextualSearch();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 * Accessor for the {@code InfoBarContainer} currently attached to the {@code Tab}.
 */
private InfoBarContainer getInfoBarContainer() {
    Tab tab = mActivity.getActivityTab();
    return tab == null ? null : tab.getInfoBarContainer();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 * @return The infobar container.
 */
public final InfoBarContainer getInfoBarContainer() {
    return mInfoBarContainer;
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onAddInfoBar(InfoBarContainer container, InfoBar infoBar, boolean isFirst) {
    if (isFirst && mReaderModePanel != null) mReaderModePanel.onShowInfobarContainer();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onRemoveInfoBar(InfoBarContainer container, InfoBar infoBar, boolean isLast) {
    if (isLast && mReaderModePanel != null) mReaderModePanel.onHideInfobarContainer();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
@Override
public void onCloseContextualSearch(StateChangeReason reason) {
    // If the user explicitly closes the panel after establishing a selection with long press,
    // it should not reappear until a new selection is made. This prevents the panel from
    // reappearing when a long press selection is modified after the user has taken action to
    // get rid of the panel. See crbug.com/489461.
    if (shouldPreventHandlingCurrentSelectionModification(reason)) {
        mSelectionController.preventHandlingCurrentSelectionModification();
    }

    if (mSearchPanelDelegate == null) return;

    // NOTE(pedrosimonetti): hideContextualSearch() will also be called after swiping the
    // Panel down in order to dismiss it. In this case, hideContextualSearch() will be called
    // after completing the hide animation, and at that moment the Panel will not be showing
    // anymore. Therefore, we need to always clear selection, regardless of when the Panel
    // was still visible, in order to make sure the selection will be cleared appropriately.
    if (mSelectionController.getSelectionType() == SelectionType.TAP) {
        mSelectionController.clearSelection();
    }

    // Show the infobar container if it was visible before Contextual Search was shown.
    if (mWereInfoBarsHidden) {
        mWereInfoBarsHidden = false;
        InfoBarContainer container = getInfoBarContainer();
        if (container != null) {
            container.setVisibility(View.VISIBLE);
            container.setDoStayInvisible(false);
        }
    }

    if (!mWereSearchResultsSeen && mLoadedSearchUrlTimeMs != 0L) {
        removeLastSearchVisit();
    }

    // Clear the timestamp. This is to avoid future calls to hideContextualSearch clearing
    // the current URL.
    mLoadedSearchUrlTimeMs = 0L;
    mWereSearchResultsSeen = false;

    mNetworkCommunicator.destroySearchContentView();
    mSearchRequest = null;

    if (mIsShowingPromo && !mDidLogPromoOutcome) {
        logPromoOutcome();
    }

    mIsShowingPromo = false;
    mSearchPanelDelegate.setIsPromoActive(false);
    notifyHideContextualSearch();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/** Accessor for the {@code InfoBarContainer} currently attached to the {@code Tab}. */
private InfoBarContainer getInfoBarContainer() {
    Tab tab = mActivity.getActivityTab();
    return tab == null ? null : tab.getInfoBarContainer();
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 * Called when the accessibility status of this device changes.  This might be triggered by
 * touch exploration or general accessibility status updates.  It is an aggregate of two other
 * accessibility update methods.
 * @see #onAccessibilityModeChanged(boolean)
 * @see #onTouchExplorationStateChanged(boolean)
 * @param enabled Whether or not accessibility and touch exploration are currently enabled.
 */
protected void onAccessibilityModeChanged(boolean enabled) {
    InfoBarContainer.setIsAllowedToAutoHide(!enabled);
    if (mToolbarManager != null) mToolbarManager.onAccessibilityStatusChanged(enabled);
    if (mContextualSearchManager != null) {
        mContextualSearchManager.onAccessibilityModeChanged(enabled);
    }
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 * Called when the accessibility status of this device changes.  This might be triggered by
 * touch exploration or general accessibility status updates.  It is an aggregate of two other
 * accessibility update methods.
 * @see #onAccessibilityModeChanged(boolean)
 * @see #onTouchExplorationStateChanged(boolean)
 * @param enabled Whether or not accessibility and touch exploration are currently enabled.
 */
protected void onAccessibilityModeChanged(boolean enabled) {
    InfoBarContainer.setIsAllowedToAutoHide(!enabled);
    if (mToolbarManager != null) mToolbarManager.onAccessibilityStatusChanged(enabled);
}
 

import org.chromium.chrome.browser.infobar.InfoBarContainer; //导入依赖的package包/类
/**
 *
 * @return The infobar container.
 */
public final InfoBarContainer getInfoBarContainer() {
    return mInfoBarContainer;
}