ActionBarContextView.java revision 6e34636749217654f43221885afb7a29bb5ca96a
189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell/* 289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * Copyright (C) 2010 The Android Open Source Project 389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * 489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * Licensed under the Apache License, Version 2.0 (the "License"); 589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * you may not use this file except in compliance with the License. 689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * You may obtain a copy of the License at 789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * 889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * http://www.apache.org/licenses/LICENSE-2.0 989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * 1089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * Unless required by applicable law or agreed to in writing, software 1189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * distributed under the License is distributed on an "AS IS" BASIS, 1289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * See the License for the specific language governing permissions and 1489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * limitations under the License. 1589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell */ 1689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellpackage com.android.internal.widget; 1789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 1889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport com.android.internal.R; 192c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powellimport com.android.internal.view.menu.ActionMenuView; 202c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powellimport com.android.internal.view.menu.MenuBuilder; 2189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.content.Context; 2389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.content.res.TypedArray; 2489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.graphics.drawable.Drawable; 2589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.util.AttributeSet; 266e34636749217654f43221885afb7a29bb5ca96aAdam Powellimport android.view.ActionMode; 2789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.view.LayoutInflater; 2889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.view.View; 2989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.view.ViewGroup; 3089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.widget.ImageButton; 310e94b5151d817e600a888448a662208b29b5ef46Adam Powellimport android.widget.LinearLayout; 3289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.widget.TextView; 3389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 3489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell/** 3589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * @hide 3689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell */ 3789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellpublic class ActionBarContextView extends ViewGroup { 3889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell // TODO: This must be defined in the default theme 3989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private static final int CONTENT_HEIGHT_DIP = 50; 4089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 4189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mItemPadding; 4289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mItemMargin; 432c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell private int mActionSpacing; 4489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mContentHeight; 4589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 4689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private CharSequence mTitle; 4789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private CharSequence mSubtitle; 4889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 4989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private ImageButton mCloseButton; 5089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private View mCustomView; 510e94b5151d817e600a888448a662208b29b5ef46Adam Powell private LinearLayout mTitleLayout; 5289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private TextView mTitleView; 530e94b5151d817e600a888448a662208b29b5ef46Adam Powell private TextView mSubtitleView; 5489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private Drawable mCloseDrawable; 55b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell private ActionMenuView mMenuView; 5689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 5789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context) { 5889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell this(context, null, 0); 5989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 6089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 6189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context, AttributeSet attrs) { 6289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell this(context, attrs, 0); 6389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 6489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 6589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context, AttributeSet attrs, int defStyle) { 6689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell super(context, attrs, defStyle); 6789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 6889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell TypedArray a = context.obtainStyledAttributes(attrs, 6989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme); 7089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mItemPadding = a.getDimensionPixelOffset( 7189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme_actionButtonPadding, 0); 7289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell setBackgroundDrawable(a.getDrawable( 7389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme_actionBarContextBackground)); 7489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseDrawable = a.getDrawable( 7589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme_actionBarCloseContextDrawable); 7689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mItemMargin = mItemPadding / 2; 77dcdefbbff2bfecbfeb7b6459de130f376595c590Adam Powell 78dcdefbbff2bfecbfeb7b6459de130f376595c590Adam Powell mContentHeight = 79dcdefbbff2bfecbfeb7b6459de130f376595c590Adam Powell (int) (CONTENT_HEIGHT_DIP * getResources().getDisplayMetrics().density + 0.5f); 8089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell a.recycle(); 8189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 8289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 8389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void setCustomView(View view) { 8489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 8589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell removeView(mCustomView); 8689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 8789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCustomView = view; 880e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null) { 890e94b5151d817e600a888448a662208b29b5ef46Adam Powell removeView(mTitleLayout); 900e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleLayout = null; 9189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 9289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (view != null) { 9389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell addView(view); 9489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 9589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell requestLayout(); 9689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 970e94b5151d817e600a888448a662208b29b5ef46Adam Powell 9889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void setTitle(CharSequence title) { 9989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mTitle = title; 1000e94b5151d817e600a888448a662208b29b5ef46Adam Powell initTitle(); 1010e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1020e94b5151d817e600a888448a662208b29b5ef46Adam Powell 1030e94b5151d817e600a888448a662208b29b5ef46Adam Powell public void setSubtitle(CharSequence subtitle) { 1040e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitle = subtitle; 1050e94b5151d817e600a888448a662208b29b5ef46Adam Powell initTitle(); 1060e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1070e94b5151d817e600a888448a662208b29b5ef46Adam Powell 10829ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell public CharSequence getTitle() { 10929ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell return mTitle; 11029ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell } 11129ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell 11229ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell public CharSequence getSubtitle() { 11329ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell return mSubtitle; 11429ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell } 11529ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell 1160e94b5151d817e600a888448a662208b29b5ef46Adam Powell private void initTitle() { 1170e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout == null) { 11889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell LayoutInflater inflater = LayoutInflater.from(getContext()); 1190e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleLayout = (LinearLayout) inflater.inflate(R.layout.action_bar_title_item, null); 1200e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView = (TextView) mTitleLayout.findViewById(R.id.action_bar_title); 1210e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView = (TextView) mTitleLayout.findViewById(R.id.action_bar_subtitle); 1220e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitle != null) { 1230e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView.setText(mTitle); 1240e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1250e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mSubtitle != null) { 1260e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView.setText(mSubtitle); 12789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1280e94b5151d817e600a888448a662208b29b5ef46Adam Powell addView(mTitleLayout); 12989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } else { 1300e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView.setText(mTitle); 1310e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView.setText(mSubtitle); 1320e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout.getParent() == null) { 1330e94b5151d817e600a888448a662208b29b5ef46Adam Powell addView(mTitleLayout); 13489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 13589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 13689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1370e94b5151d817e600a888448a662208b29b5ef46Adam Powell 1386e34636749217654f43221885afb7a29bb5ca96aAdam Powell public void initForMode(final ActionMode mode) { 13989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton == null) { 14089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton = new ImageButton(getContext()); 14189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton.setImageDrawable(mCloseDrawable); 14289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton.setBackgroundDrawable(null); 14389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 144269b8bb0cbd78969450ea9ab255232d047580210Adam Powell mCloseButton.setOnClickListener(new OnClickListener() { 145269b8bb0cbd78969450ea9ab255232d047580210Adam Powell public void onClick(View v) { 146269b8bb0cbd78969450ea9ab255232d047580210Adam Powell mode.finish(); 147269b8bb0cbd78969450ea9ab255232d047580210Adam Powell } 148269b8bb0cbd78969450ea9ab255232d047580210Adam Powell }); 14989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell addView(mCloseButton); 15089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 1512c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell final MenuBuilder menu = (MenuBuilder) mode.getMenu(); 152b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView = (ActionMenuView) menu.getMenuView(MenuBuilder.TYPE_ACTION_BUTTON, this); 153b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView.setOverflowReserved(true); 154b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView.updateChildren(false); 1552c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell addView(mMenuView); 15689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1570e94b5151d817e600a888448a662208b29b5ef46Adam Powell 15889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void closeMode() { 15989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell removeAllViews(); 16089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCustomView = null; 1612c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell mMenuView = null; 16289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1630e94b5151d817e600a888448a662208b29b5ef46Adam Powell 16489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell @Override 165a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell protected LayoutParams generateDefaultLayoutParams() { 166a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell // Used by custom views if they don't supply layout params. Everything else 167a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell // added to an ActionBarContextView should have them already. 168a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell return new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT); 169a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell } 170a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell 171a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell @Override 17289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 17389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 17489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (widthMode != MeasureSpec.EXACTLY) { 17589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell throw new IllegalStateException(getClass().getSimpleName() + " can only be used " + 17689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell "with android:layout_width=\"match_parent\" (or fill_parent)"); 17789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 17889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 17989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 18089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (heightMode != MeasureSpec.AT_MOST) { 18189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell throw new IllegalStateException(getClass().getSimpleName() + " can only be used " + 18289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell "with android:layout_height=\"wrap_content\""); 18389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 18489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 18589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int contentWidth = MeasureSpec.getSize(widthMeasureSpec); 18689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int itemMargin = mItemPadding; 18789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 18889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int availableWidth = contentWidth - getPaddingLeft() - getPaddingRight(); 18989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int height = mContentHeight - getPaddingTop() - getPaddingBottom(); 19089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int childSpecHeight = MeasureSpec.makeMeasureSpec(height, MeasureSpec.AT_MOST); 19189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 19289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton != null) { 19389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth = measureChildView(mCloseButton, availableWidth, 19489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight, itemMargin); 19589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 19689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 1970e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null && mCustomView == null) { 1980e94b5151d817e600a888448a662208b29b5ef46Adam Powell availableWidth = measureChildView(mTitleLayout, availableWidth, 19989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight, itemMargin); 20089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 20189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 20289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int childCount = getChildCount(); 20389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell for (int i = 0; i < childCount; i++) { 20489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final View child = getChildAt(i); 2050e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (child == mCloseButton || child == mTitleLayout || child == mCustomView) { 20689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell continue; 20789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 20889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 20989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth = measureChildView(child, availableWidth, childSpecHeight, itemMargin); 21089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 21189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 21289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 213a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell LayoutParams lp = mCustomView.getLayoutParams(); 214a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customWidthMode = lp.width != LayoutParams.WRAP_CONTENT ? 215a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.EXACTLY : MeasureSpec.AT_MOST; 216a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customWidth = lp.width >= 0 ? 217a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell Math.min(lp.width, availableWidth) : availableWidth; 218a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customHeightMode = lp.height != LayoutParams.WRAP_CONTENT ? 219a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.EXACTLY : MeasureSpec.AT_MOST; 220a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customHeight = lp.height >= 0 ? 221a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell Math.min(lp.height, height) : height; 222a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell mCustomView.measure(MeasureSpec.makeMeasureSpec(customWidth, customWidthMode), 223a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.makeMeasureSpec(customHeight, customHeightMode)); 22489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 22589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 22689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell setMeasuredDimension(contentWidth, mContentHeight); 22789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 22889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 22989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell @Override 23089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell protected void onLayout(boolean changed, int l, int t, int r, int b) { 23189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int x = getPaddingLeft(); 23289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int y = getPaddingTop(); 23389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int contentHeight = b - t - getPaddingTop() - getPaddingBottom(); 23489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int itemMargin = mItemPadding; 23589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 23689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton != null && mCloseButton.getVisibility() != GONE) { 23789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x += positionChild(mCloseButton, x, y, contentHeight); 23889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 23989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2400e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null && mCustomView == null) { 2410e94b5151d817e600a888448a662208b29b5ef46Adam Powell x += positionChild(mTitleLayout, x, y, contentHeight) + itemMargin; 24289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 24389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 24489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 24589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x += positionChild(mCustomView, x, y, contentHeight) + itemMargin; 24689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 24789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 24889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x = r - l - getPaddingRight(); 24989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2502c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell if (mMenuView != null) { 2512c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell x -= positionChildInverse(mMenuView, x + mActionSpacing, y, contentHeight) 2522c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell - mActionSpacing; 25389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 25489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 25589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 25689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int measureChildView(View child, int availableWidth, int childSpecHeight, int spacing) { 25789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.measure(MeasureSpec.makeMeasureSpec(availableWidth, MeasureSpec.AT_MOST), 25889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight); 25989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 26089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth -= child.getMeasuredWidth(); 26189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth -= spacing; 26289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 26389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return availableWidth; 26489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 26589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 26689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int positionChild(View child, int x, int y, int contentHeight) { 26789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childWidth = child.getMeasuredWidth(); 26889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childHeight = child.getMeasuredHeight(); 26989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childTop = y + (contentHeight - childHeight) / 2; 27089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 27189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.layout(x, childTop, x + childWidth, childTop + childHeight); 27289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 27389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return childWidth; 27489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 27589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 27689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int positionChildInverse(View child, int x, int y, int contentHeight) { 27789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childWidth = child.getMeasuredWidth(); 27889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childHeight = child.getMeasuredHeight(); 27989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childTop = y + (contentHeight - childHeight) / 2; 28089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 28189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.layout(x - childWidth, childTop, x, childTop + childHeight); 28289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 28389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return childWidth; 28489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 28589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell} 286