Java AppCompatActivity.startSupportActionMode方法代碼示例

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
@Nullable
@Override
public ActionMode startActionMode(@NonNull final ActionMode.Callback callback) {
    final FragmentActivity activity = mFragment.getActivity();
    if (activity instanceof AppCompatActivity) {
        final AppCompatActivity appCompatActivity = (AppCompatActivity) activity;
        return appCompatActivity.startSupportActionMode(callback);
    } else {
        throw new IllegalStateException("Your activity should extend AppCompatActivity.");
    }
}
 

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
public void startActionMode(AppCompatActivity activity, View actionModeOwner, FormulaChangeIf formulaChangeIf)
{
    this.actionModeOwner = actionModeOwner;
    this.formulaChangeIf = formulaChangeIf;

    ArrayList<View> list = null;
    if (this.actionModeOwner != null && this.actionModeOwner instanceof CustomEditText)
    {
        list = new ArrayList<View>();
        list.add(this.actionModeOwner);
    }

    this.formulaChangeIf.onTermSelection(this.actionModeOwner, true, list);
    if (isMenuEmpty())
    {
        this.formulaChangeIf.onObjectProperties(this.actionModeOwner);
        this.formulaChangeIf.onTermSelection(this.actionModeOwner, false, list);
        return;
    }
    actionMode = activity.startSupportActionMode(actionModeCallback);
}
 

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
/**
 * Implements the basic behavior of a CAB and multi select behavior onLongClick.
 *
 * @param activity the current Activity
 * @param position the position of the clicked item
 * @return the initialized ActionMode or null if nothing was done
 * @since 5.0.0-b6
 */
@NonNull
public ActionMode onLongClick(AppCompatActivity activity, int position) {
	// Activate ActionMode
	if (mActionMode == null) {
		mActionMode = activity.startSupportActionMode(this);
	}
	// We have to select this on our own as we will consume the event
	toggleSelection(position);
	return mActionMode;
}
 

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
/**
 * implements the basic behavior of a CAB and multi select behavior onLongClick
 *
 * @param act      the current Activity
 * @param position the position of the clicked item
 * @return the initialized ActionMode or null if nothing was done
 */
public ActionMode onLongClick(AppCompatActivity act, int position) {
    if (mActionMode == null && mFastAdapter.getItem(position).isSelectable()) {
        //may check if actionMode is already displayed
        mActionMode = act.startSupportActionMode(mInternalCallback);
        //we have to select this on our own as we will consume the event
        mFastAdapter.select(position);
        // update title
        checkActionMode(act, 1);
        //we consume this event so the normal onClick isn't called anymore
        return mActionMode;
    }
    return mActionMode;
}
 

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
private ActionMode checkActionMode(AppCompatActivity act, int selected) {
    if (selected == 0) {
        if (mActionMode != null) {
            mActionMode.finish();
            mActionMode = null;
        }
    } else if (mActionMode == null) {
        if (act != null) // without an activity, we cannot start the action mode
            mActionMode = act.startSupportActionMode(mInternalCallback);
    }
    updateTitle(selected);
    return mActionMode;
}
 

import android.support.v7.app.AppCompatActivity; //導入方法依賴的package包/類
@Override
public boolean onLongClick(View v) {
    AppCompatActivity activity = MainActivity.this;
    activity.startSupportActionMode(mDeleteMode);
    mMultiSelector.setSelected(this, true);
    return true;
}