content: /*
   * Copyright 2013 Chris Banes
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.zhaojian.jolly.views;
  
  import android.content.Context;
  import android.util.AttributeSet;
  import android.view.LayoutInflater;
  import android.view.View;
  
  import com.zhaojian.jolly.controller.PhotoUploadController;
  import com.zhaojian.jolly.model.PhotoUpload;
  import com.zhaojian.select_photo_library.R;
  
  public class PhotoItemLayout extends CheckableFrameLayout implements View.OnClickListener {
  
      private final PhotupImageView mImageView;
      private final CheckableImageView mButton;
  
      private PhotoUpload mSelection;
  
      private boolean mShowCaption = false;
  
      private final PhotoUploadController mController;
  
      public PhotoItemLayout(Context context, AttributeSet attrs) {
          super(context, attrs);
  
          LayoutInflater.from(context).inflate(R.layout.item_grid_photo_internal, this);
  
          mController = PhotoUploadController.getFromContext(context);
  
          mImageView = (PhotupImageView) findViewById(R.id.iv_photo);
  
          mButton = (CheckableImageView) findViewById(R.id.civ_button);
          mButton.setOnClickListener(this);
      }
  
      public PhotupImageView getImageView() {
          return mImageView;
      }
  
      public void setShowCheckbox(boolean visible) {
          if (visible) {
              mButton.setVisibility(View.VISIBLE);
              mButton.setOnClickListener(this);
          } else {
              mButton.setVisibility(View.GONE);
              mButton.setOnClickListener(null);
          }
      }
  
      public void setShowCaption(boolean show) {
          mShowCaption = show;
      }
  
      public void onClick(View v) {
          if (null != mSelection) {
  
              // Toggle check to show new state
              toggle();
  
              // Update the controller
              if (isChecked()) {
                  mController.addSelection(mSelection);
                  
              } else {
                  mController.removeSelection(mSelection);
              }
          }
      }
      
      @Override
      protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
          // For simple implementation, or internal size is always 0.
          // We depend on the container to specify the layout size of
          // our view. We can't really know what it is since we will be
          // adding and removing different arbitrary views and do not
          // want the layout to change as this happens.
          setMeasuredDimension(getDefaultSize(0, widthMeasureSpec), getDefaultSize(0, heightMeasureSpec));
   
          // Children are just made to fill our space.
          int childWidthSize = getMeasuredWidth();
          int childHeightSize = getMeasuredHeight();
          //高度和宽度一样
          heightMeasureSpec = widthMeasureSpec = MeasureSpec.makeMeasureSpec(childWidthSize, MeasureSpec.EXACTLY);
          super.onMeasure(widthMeasureSpec, heightMeasureSpec);
      }
  
      @Override
      public void setChecked(final boolean b) {
          super.setChecked(b);
          if (View.VISIBLE == mButton.getVisibility()) {
              mButton.setChecked(b);
          }
      }
  
      public PhotoUpload getPhotoSelection() {
          return mSelection;
      }
  
      public void setPhotoSelection(PhotoUpload selection) {
          if (mSelection != selection) {
              mButton.clearAnimation();
              mSelection = selection;
          }
  
      }
  
  }
  