ActionBarContextView.java revision 9146ac706265cd8cce66907e617bc8572152eb97
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; 30e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powellimport android.view.View.MeasureSpec; 3189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.widget.ImageButton; 320e94b5151d817e600a888448a662208b29b5ef46Adam Powellimport android.widget.LinearLayout; 3389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellimport android.widget.TextView; 3489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 3589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell/** 3689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell * @hide 3789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell */ 3889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powellpublic class ActionBarContextView extends ViewGroup { 3989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mItemPadding; 4089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mItemMargin; 412c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell private int mActionSpacing; 4289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int mContentHeight; 4389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 4489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private CharSequence mTitle; 4589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private CharSequence mSubtitle; 4689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 4789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private ImageButton mCloseButton; 4889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private View mCustomView; 490e94b5151d817e600a888448a662208b29b5ef46Adam Powell private LinearLayout mTitleLayout; 5089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private TextView mTitleView; 510e94b5151d817e600a888448a662208b29b5ef46Adam Powell private TextView mSubtitleView; 5289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private Drawable mCloseDrawable; 53b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell private ActionMenuView mMenuView; 5489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 5589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context) { 5689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell this(context, null, 0); 5789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 5889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 5989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context, AttributeSet attrs) { 6089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell this(context, attrs, 0); 6189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 6289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 6389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public ActionBarContextView(Context context, AttributeSet attrs, int defStyle) { 6489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell super(context, attrs, defStyle); 6589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 6689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell TypedArray a = context.obtainStyledAttributes(attrs, 6789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme); 6889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mItemPadding = a.getDimensionPixelOffset( 6989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell com.android.internal.R.styleable.Theme_actionButtonPadding, 0); 7089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell setBackgroundDrawable(a.getDrawable( 715d27977f9da482627ceb19317a2cd70467aff046Adam Powell com.android.internal.R.styleable.Theme_actionModeBackground)); 7289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseDrawable = a.getDrawable( 735d27977f9da482627ceb19317a2cd70467aff046Adam Powell com.android.internal.R.styleable.Theme_actionModeCloseDrawable); 7489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mItemMargin = mItemPadding / 2; 75dcdefbbff2bfecbfeb7b6459de130f376595c590Adam Powell 76e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell mContentHeight = a.getLayoutDimension( 77e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell com.android.internal.R.styleable.Theme_windowActionBarSize, 0); 7889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell a.recycle(); 7989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 8089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 819146ac706265cd8cce66907e617bc8572152eb97Adam Powell @Override 829146ac706265cd8cce66907e617bc8572152eb97Adam Powell public ActionMode startActionModeForChild(View child, ActionMode.Callback callback) { 839146ac706265cd8cce66907e617bc8572152eb97Adam Powell // No starting an action mode for an existing action mode UI child! (Where would it go?) 849146ac706265cd8cce66907e617bc8572152eb97Adam Powell return null; 859146ac706265cd8cce66907e617bc8572152eb97Adam Powell } 869146ac706265cd8cce66907e617bc8572152eb97Adam Powell 87e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell public void setHeight(int height) { 88e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell mContentHeight = height; 89e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell } 90e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell 9189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void setCustomView(View view) { 9289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 9389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell removeView(mCustomView); 9489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 9589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCustomView = view; 960e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null) { 970e94b5151d817e600a888448a662208b29b5ef46Adam Powell removeView(mTitleLayout); 980e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleLayout = null; 9989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 10089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (view != null) { 10189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell addView(view); 10289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 10389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell requestLayout(); 10489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1050e94b5151d817e600a888448a662208b29b5ef46Adam Powell 10689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void setTitle(CharSequence title) { 10789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mTitle = title; 1080e94b5151d817e600a888448a662208b29b5ef46Adam Powell initTitle(); 1090e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1100e94b5151d817e600a888448a662208b29b5ef46Adam Powell 1110e94b5151d817e600a888448a662208b29b5ef46Adam Powell public void setSubtitle(CharSequence subtitle) { 1120e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitle = subtitle; 1130e94b5151d817e600a888448a662208b29b5ef46Adam Powell initTitle(); 1140e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1150e94b5151d817e600a888448a662208b29b5ef46Adam Powell 11629ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell public CharSequence getTitle() { 11729ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell return mTitle; 11829ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell } 11929ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell 12029ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell public CharSequence getSubtitle() { 12129ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell return mSubtitle; 12229ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell } 12329ed7575c2129974a57ad77b3531bc5995940c6cAdam Powell 1240e94b5151d817e600a888448a662208b29b5ef46Adam Powell private void initTitle() { 1250e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout == null) { 12689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell LayoutInflater inflater = LayoutInflater.from(getContext()); 1270e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleLayout = (LinearLayout) inflater.inflate(R.layout.action_bar_title_item, null); 1280e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView = (TextView) mTitleLayout.findViewById(R.id.action_bar_title); 1290e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView = (TextView) mTitleLayout.findViewById(R.id.action_bar_subtitle); 1300e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitle != null) { 1310e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView.setText(mTitle); 1320e94b5151d817e600a888448a662208b29b5ef46Adam Powell } 1330e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mSubtitle != null) { 1340e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView.setText(mSubtitle); 1358350f7dbc3a62211b2891f35911e4073d24c4cc5Adam Powell mSubtitleView.setVisibility(VISIBLE); 13689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1370e94b5151d817e600a888448a662208b29b5ef46Adam Powell addView(mTitleLayout); 13889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } else { 1390e94b5151d817e600a888448a662208b29b5ef46Adam Powell mTitleView.setText(mTitle); 1400e94b5151d817e600a888448a662208b29b5ef46Adam Powell mSubtitleView.setText(mSubtitle); 1418350f7dbc3a62211b2891f35911e4073d24c4cc5Adam Powell mSubtitleView.setVisibility(mSubtitle != null ? VISIBLE : GONE); 1420e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout.getParent() == null) { 1430e94b5151d817e600a888448a662208b29b5ef46Adam Powell addView(mTitleLayout); 14489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 14589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 14689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1470e94b5151d817e600a888448a662208b29b5ef46Adam Powell 1486e34636749217654f43221885afb7a29bb5ca96aAdam Powell public void initForMode(final ActionMode mode) { 14989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton == null) { 15089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton = new ImageButton(getContext()); 15189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton.setImageDrawable(mCloseDrawable); 15289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCloseButton.setBackgroundDrawable(null); 15389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 154269b8bb0cbd78969450ea9ab255232d047580210Adam Powell mCloseButton.setOnClickListener(new OnClickListener() { 155269b8bb0cbd78969450ea9ab255232d047580210Adam Powell public void onClick(View v) { 156269b8bb0cbd78969450ea9ab255232d047580210Adam Powell mode.finish(); 157269b8bb0cbd78969450ea9ab255232d047580210Adam Powell } 158269b8bb0cbd78969450ea9ab255232d047580210Adam Powell }); 15989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell addView(mCloseButton); 16089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 1612c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell final MenuBuilder menu = (MenuBuilder) mode.getMenu(); 162b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView = (ActionMenuView) menu.getMenuView(MenuBuilder.TYPE_ACTION_BUTTON, this); 163b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView.setOverflowReserved(true); 164b366bbae2b5a3009893ef64246e3430cea4b7736Adam Powell mMenuView.updateChildren(false); 1652c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell addView(mMenuView); 16689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1670e94b5151d817e600a888448a662208b29b5ef46Adam Powell 16889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell public void closeMode() { 16989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell removeAllViews(); 17089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell mCustomView = null; 1712c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell mMenuView = null; 17289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 1730e94b5151d817e600a888448a662208b29b5ef46Adam Powell 174f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell public boolean showOverflowMenu() { 175f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell if (mMenuView != null) { 176f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return mMenuView.showOverflowMenu(); 177f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 178f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return false; 179f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 180f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell 181f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell public boolean hideOverflowMenu() { 182f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell if (mMenuView != null) { 183f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return mMenuView.hideOverflowMenu(); 184f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 185f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return false; 186f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 187f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell 188f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell public boolean isOverflowMenuShowing() { 189f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell if (mMenuView != null) { 190f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return mMenuView.isOverflowMenuShowing(); 191f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 192f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell return false; 193f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell } 194f6148c53f93978af678cc0559a4417b608a33ae1Adam Powell 19589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell @Override 196a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell protected LayoutParams generateDefaultLayoutParams() { 197a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell // Used by custom views if they don't supply layout params. Everything else 198a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell // added to an ActionBarContextView should have them already. 199a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell return new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT); 200a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell } 201a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell 202a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell @Override 20389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 20489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int widthMode = MeasureSpec.getMode(widthMeasureSpec); 20589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (widthMode != MeasureSpec.EXACTLY) { 20689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell throw new IllegalStateException(getClass().getSimpleName() + " can only be used " + 20789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell "with android:layout_width=\"match_parent\" (or fill_parent)"); 20889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 20989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 21089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int heightMode = MeasureSpec.getMode(heightMeasureSpec); 21189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (heightMode != MeasureSpec.AT_MOST) { 21289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell throw new IllegalStateException(getClass().getSimpleName() + " can only be used " + 21389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell "with android:layout_height=\"wrap_content\""); 21489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 21589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 21689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int contentWidth = MeasureSpec.getSize(widthMeasureSpec); 21789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int itemMargin = mItemPadding; 21889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 219e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell int maxHeight = mContentHeight > 0 ? 220e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell mContentHeight : MeasureSpec.getSize(heightMeasureSpec); 221e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell 222e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell final int verticalPadding = getPaddingTop() + getPaddingBottom(); 22389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int availableWidth = contentWidth - getPaddingLeft() - getPaddingRight(); 224e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell final int height = maxHeight - verticalPadding; 22589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int childSpecHeight = MeasureSpec.makeMeasureSpec(height, MeasureSpec.AT_MOST); 22689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 22789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton != null) { 22889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth = measureChildView(mCloseButton, availableWidth, 22989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight, itemMargin); 23089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 23189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2320e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null && mCustomView == null) { 2330e94b5151d817e600a888448a662208b29b5ef46Adam Powell availableWidth = measureChildView(mTitleLayout, availableWidth, 23489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight, itemMargin); 23589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 23689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 23789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int childCount = getChildCount(); 23889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell for (int i = 0; i < childCount; i++) { 23989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final View child = getChildAt(i); 2400e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (child == mCloseButton || child == mTitleLayout || child == mCustomView) { 24189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell continue; 24289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 24389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 24489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth = measureChildView(child, availableWidth, childSpecHeight, itemMargin); 24589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 24689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 24789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 248a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell LayoutParams lp = mCustomView.getLayoutParams(); 249a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customWidthMode = lp.width != LayoutParams.WRAP_CONTENT ? 250a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.EXACTLY : MeasureSpec.AT_MOST; 251a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customWidth = lp.width >= 0 ? 252a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell Math.min(lp.width, availableWidth) : availableWidth; 253a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customHeightMode = lp.height != LayoutParams.WRAP_CONTENT ? 254a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.EXACTLY : MeasureSpec.AT_MOST; 255a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell final int customHeight = lp.height >= 0 ? 256a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell Math.min(lp.height, height) : height; 257a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell mCustomView.measure(MeasureSpec.makeMeasureSpec(customWidth, customWidthMode), 258a7db03705f53c59e63e63c2e67e2db78f8226dccAdam Powell MeasureSpec.makeMeasureSpec(customHeight, customHeightMode)); 25989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 26089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 261e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell if (mContentHeight <= 0) { 262e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell int measuredHeight = 0; 263e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell final int count = getChildCount(); 264e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell for (int i = 0; i < count; i++) { 265e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell View v = getChildAt(i); 266e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell int paddedViewHeight = v.getMeasuredHeight() + verticalPadding; 267e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell if (paddedViewHeight > measuredHeight) { 268e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell measuredHeight = paddedViewHeight; 269e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell } 270e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell } 271e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell setMeasuredDimension(contentWidth, measuredHeight); 272e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell } else { 273e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell setMeasuredDimension(contentWidth, maxHeight); 274e2194445b078932733a2d1a02fc084ea2f3c7360Adam Powell } 27589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 27689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 27789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell @Override 27889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell protected void onLayout(boolean changed, int l, int t, int r, int b) { 27989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int x = getPaddingLeft(); 28089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int y = getPaddingTop(); 28189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int contentHeight = b - t - getPaddingTop() - getPaddingBottom(); 28289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell final int itemMargin = mItemPadding; 28389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 28489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCloseButton != null && mCloseButton.getVisibility() != GONE) { 28589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x += positionChild(mCloseButton, x, y, contentHeight); 28689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 28789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2880e94b5151d817e600a888448a662208b29b5ef46Adam Powell if (mTitleLayout != null && mCustomView == null) { 2890e94b5151d817e600a888448a662208b29b5ef46Adam Powell x += positionChild(mTitleLayout, x, y, contentHeight) + itemMargin; 29089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 29189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 29289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell if (mCustomView != null) { 29389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x += positionChild(mCustomView, x, y, contentHeight) + itemMargin; 29489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 29589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 29689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell x = r - l - getPaddingRight(); 29789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 2982c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell if (mMenuView != null) { 2992c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell x -= positionChildInverse(mMenuView, x + mActionSpacing, y, contentHeight) 3002c9c9fe806e51f29276e66b8ba40cb4b7a80c3f4Adam Powell - mActionSpacing; 30189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 30289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 30389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 30489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int measureChildView(View child, int availableWidth, int childSpecHeight, int spacing) { 30589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.measure(MeasureSpec.makeMeasureSpec(availableWidth, MeasureSpec.AT_MOST), 30689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell childSpecHeight); 30789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 30889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth -= child.getMeasuredWidth(); 30989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell availableWidth -= spacing; 31089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 31189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return availableWidth; 31289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 31389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 31489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int positionChild(View child, int x, int y, int contentHeight) { 31589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childWidth = child.getMeasuredWidth(); 31689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childHeight = child.getMeasuredHeight(); 31789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childTop = y + (contentHeight - childHeight) / 2; 31889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 31989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.layout(x, childTop, x + childWidth, childTop + childHeight); 32089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 32189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return childWidth; 32289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 32389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 32489e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell private int positionChildInverse(View child, int x, int y, int contentHeight) { 32589e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childWidth = child.getMeasuredWidth(); 32689e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childHeight = child.getMeasuredHeight(); 32789e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell int childTop = y + (contentHeight - childHeight) / 2; 32889e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 32989e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell child.layout(x - childWidth, childTop, x, childTop + childHeight); 33089e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell 33189e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell return childWidth; 33289e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell } 33389e0645b4157961e8c465eb9c819f965fdb453d8Adam Powell} 334