1321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung/* 2321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Copyright (C) 2010 The Android Open Source Project 3321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * 4321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Licensed under the Apache License, Version 2.0 (the "License"); 5321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * you may not use this file except in compliance with the License. 6321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * You may obtain a copy of the License at 7321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * 8321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * http://www.apache.org/licenses/LICENSE-2.0 9321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * 10321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Unless required by applicable law or agreed to in writing, software 11321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * distributed under the License is distributed on an "AS IS" BASIS, 12321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * See the License for the specific language governing permissions and 14321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * limitations under the License. 15321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 16321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 17321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungpackage com.android.launcher2; 18321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 19321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.content.Context; 20785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chungimport android.content.res.Resources; 21321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.util.AttributeSet; 22321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.view.MotionEvent; 23321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.view.View; 24321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.view.ViewDebug; 25321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chungimport android.view.ViewGroup; 26321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 27785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chungimport com.android.launcher.R; 28785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung 29321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung/** 30321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * An abstraction of the original CellLayout which supports laying out items 31321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * which span multiple cells into a grid-like layout. Also supports dimming 32321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * to give a preview of its contents. 33321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 348245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurkapublic class PagedViewCellLayout extends ViewGroup implements Page { 35321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung static final String TAG = "PagedViewCellLayout"; 36321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 37321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung private int mCellCountX; 38321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung private int mCellCountY; 39db1138b4efae89a3b5833547958a3606e5408a71Winson Chung private int mOriginalCellWidth; 40db1138b4efae89a3b5833547958a3606e5408a71Winson Chung private int mOriginalCellHeight; 41321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung private int mCellWidth; 42321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung private int mCellHeight; 43234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalWidthGap; 44234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalHeightGap; 45df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung private int mWidthGap; 46df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung private int mHeightGap; 47db1138b4efae89a3b5833547958a3606e5408a71Winson Chung private int mMaxGap; 488245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka protected PagedViewCellLayoutChildren mChildren; 49321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 50321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public PagedViewCellLayout(Context context) { 51321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this(context, null); 52321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 53321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 54321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public PagedViewCellLayout(Context context, AttributeSet attrs) { 55321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this(context, attrs, 0); 56321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 57321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 58321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public PagedViewCellLayout(Context context, AttributeSet attrs, int defStyle) { 59321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super(context, attrs, defStyle); 60321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 61321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung setAlwaysDrawnWithCacheEnabled(false); 62321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 63321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // setup default cell parameters 64785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung Resources resources = context.getResources(); 65db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mOriginalCellWidth = mCellWidth = 66db1138b4efae89a3b5833547958a3606e5408a71Winson Chung resources.getDimensionPixelSize(R.dimen.apps_customize_cell_width); 67db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mOriginalCellHeight = mCellHeight = 68db1138b4efae89a3b5833547958a3606e5408a71Winson Chung resources.getDimensionPixelSize(R.dimen.apps_customize_cell_height); 69321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung mCellCountX = LauncherModel.getCellCountX(); 70321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung mCellCountY = LauncherModel.getCellCountY(); 716032e7ed8e6208348a6b3f8bc1a7ecafc7951af8Winson Chung mOriginalWidthGap = mOriginalHeightGap = mWidthGap = mHeightGap = -1; 72db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mMaxGap = resources.getDimensionPixelSize(R.dimen.apps_customize_max_gap); 73321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 748245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren = new PagedViewCellLayoutChildren(context); 758245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.setCellDimensions(mCellWidth, mCellHeight); 768245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.setGap(mWidthGap, mHeightGap); 778245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 788245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka addView(mChildren); 79321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 80321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 81244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy public int getCellWidth() { 82244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy return mCellWidth; 83244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy } 84244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy 85244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy public int getCellHeight() { 86244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy return mCellHeight; 87244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy } 88244d74cb353f1260c4d633e719bf84bb3b6e52bcPatrick Dubroy 89321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 90321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public void cancelLongPress() { 91321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super.cancelLongPress(); 92321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 93321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // Cancel long press for all children 94321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int count = getChildCount(); 95321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung for (int i = 0; i < count; i++) { 96321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final View child = getChildAt(i); 97321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung child.cancelLongPress(); 98321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 99321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 100321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 101321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public boolean addViewToCellLayout(View child, int index, int childId, 1026a70e9fc3c62cc83d6abe59323d622dc6cd224a7Winson Chung PagedViewCellLayout.LayoutParams params) { 103321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final PagedViewCellLayout.LayoutParams lp = params; 104321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 105321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // Generate an id for each view, this assumes we have at most 256x256 cells 106321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // per workspace screen 107321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung if (lp.cellX >= 0 && lp.cellX <= (mCellCountX - 1) && 108321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung lp.cellY >= 0 && (lp.cellY <= mCellCountY - 1)) { 109321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 110321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // mean that it spans the extent of the CellLayout 111321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung if (lp.cellHSpan < 0) lp.cellHSpan = mCellCountX; 112321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung if (lp.cellVSpan < 0) lp.cellVSpan = mCellCountY; 113321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 114321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung child.setId(childId); 1158245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.addView(child, index, lp); 116321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 117321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung return true; 118321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 119321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung return false; 120321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 121321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 122321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 1238245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public void removeAllViewsOnPage() { 1248245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.removeAllViews(); 12547639b9c1db9a5d0d89ce6b4b36d6b3c0d489602Michael Jurka setLayerType(LAYER_TYPE_NONE, null); 126321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 127321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 128321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 1298245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public void removeViewOnPageAt(int index) { 1308245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.removeViewAt(index); 1318245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka } 1328245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 133c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung /** 134c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung * Clears all the key listeners for the individual icons. 135c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung */ 136c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung public void resetChildrenOnKeyListeners() { 137c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung int childCount = mChildren.getChildCount(); 138c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung for (int j = 0; j < childCount; ++j) { 139c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung mChildren.getChildAt(j).setOnKeyListener(null); 140c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung } 141c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung } 142c6f10b906fc9c120cafc81046a42b2434ff635a9Winson Chung 1438245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka @Override 1448245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public int getPageChildCount() { 1458245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka return mChildren.getChildCount(); 1468245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka } 1478245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 1485afbf7bdd6f6879124c9b8283e005fe57f310d02Winson Chung public PagedViewCellLayoutChildren getChildrenLayout() { 1495afbf7bdd6f6879124c9b8283e005fe57f310d02Winson Chung return mChildren; 1505afbf7bdd6f6879124c9b8283e005fe57f310d02Winson Chung } 1515afbf7bdd6f6879124c9b8283e005fe57f310d02Winson Chung 1528245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka @Override 1538245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public View getChildOnPageAt(int i) { 1548245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka return mChildren.getChildAt(i); 1558245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka } 1568245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 1578245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka @Override 1588245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public int indexOfChildOnPage(View v) { 1598245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka return mChildren.indexOfChild(v); 1608245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka } 1618245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 16297d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung public int getCellCountX() { 16397d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung return mCellCountX; 16497d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung } 16597d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung 16697d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung public int getCellCountY() { 16797d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung return mCellCountY; 16897d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung } 16997d85d23b013347bead4e2f5fa430a79ce69431eWinson Chung 170321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 171321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 172321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 173321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 174321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 175321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 176321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 177321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 178321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 179321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 180321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 181321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int numWidthGaps = mCellCountX - 1; 182321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int numHeightGaps = mCellCountY - 1; 183321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 184234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen if (mOriginalWidthGap < 0 || mOriginalHeightGap < 0) { 1858b805b17158886035b38261eb611d8641701ae43Michael Jurka int hSpace = widthSpecSize - getPaddingLeft() - getPaddingRight(); 1868b805b17158886035b38261eb611d8641701ae43Michael Jurka int vSpace = heightSpecSize - getPaddingTop() - getPaddingBottom(); 187db1138b4efae89a3b5833547958a3606e5408a71Winson Chung int hFreeSpace = hSpace - (mCellCountX * mOriginalCellWidth); 188db1138b4efae89a3b5833547958a3606e5408a71Winson Chung int vFreeSpace = vSpace - (mCellCountY * mOriginalCellHeight); 189db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 190db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 191db1138b4efae89a3b5833547958a3606e5408a71Winson Chung 192db1138b4efae89a3b5833547958a3606e5408a71Winson Chung mChildren.setGap(mWidthGap, mHeightGap); 193234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen } else { 194234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap; 195234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap; 196df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung } 197321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 198db1138b4efae89a3b5833547958a3606e5408a71Winson Chung // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 199db1138b4efae89a3b5833547958a3606e5408a71Winson Chung int newWidth = widthSpecSize; 200db1138b4efae89a3b5833547958a3606e5408a71Winson Chung int newHeight = heightSpecSize; 201db1138b4efae89a3b5833547958a3606e5408a71Winson Chung if (widthSpecMode == MeasureSpec.AT_MOST) { 2028b805b17158886035b38261eb611d8641701ae43Michael Jurka newWidth = getPaddingLeft() + getPaddingRight() + (mCellCountX * mCellWidth) + 203db1138b4efae89a3b5833547958a3606e5408a71Winson Chung ((mCellCountX - 1) * mWidthGap); 2048b805b17158886035b38261eb611d8641701ae43Michael Jurka newHeight = getPaddingTop() + getPaddingBottom() + (mCellCountY * mCellHeight) + 205db1138b4efae89a3b5833547958a3606e5408a71Winson Chung ((mCellCountY - 1) * mHeightGap); 206db1138b4efae89a3b5833547958a3606e5408a71Winson Chung setMeasuredDimension(newWidth, newHeight); 207db1138b4efae89a3b5833547958a3606e5408a71Winson Chung } 208321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 209321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int count = getChildCount(); 210321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung for (int i = 0; i < count; i++) { 211321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung View child = getChildAt(i); 2128245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka int childWidthMeasureSpec = 2138b805b17158886035b38261eb611d8641701ae43Michael Jurka MeasureSpec.makeMeasureSpec(newWidth - getPaddingLeft() - 2148b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingRight(), MeasureSpec.EXACTLY); 2158245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka int childheightMeasureSpec = 2168b805b17158886035b38261eb611d8641701ae43Michael Jurka MeasureSpec.makeMeasureSpec(newHeight - getPaddingTop() - 2178b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingBottom(), MeasureSpec.EXACTLY); 218321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung child.measure(childWidthMeasureSpec, childheightMeasureSpec); 219321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 220321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 221db1138b4efae89a3b5833547958a3606e5408a71Winson Chung setMeasuredDimension(newWidth, newHeight); 222321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 223321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 2247ef959b9177e1e715b0afe010904455a3d961fc4Michael Jurka int getContentWidth() { 2258b805b17158886035b38261eb611d8641701ae43Michael Jurka return getWidthBeforeFirstLayout() + getPaddingLeft() + getPaddingRight(); 2260413dfa01b822e349092636774dc948b9230adeaMichael Jurka } 2270413dfa01b822e349092636774dc948b9230adeaMichael Jurka 2284b576be59e58072cc03b5a8d36afb6a322513575Winson Chung int getContentHeight() { 2294a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy if (mCellCountY > 0) { 2304a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy return mCellCountY * mCellHeight + (mCellCountY - 1) * Math.max(0, mHeightGap); 2314a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy } 2324a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy return 0; 2334b576be59e58072cc03b5a8d36afb6a322513575Winson Chung } 2344b576be59e58072cc03b5a8d36afb6a322513575Winson Chung 235d92e741ca67c58c4be01a64940847feafe26a4b1Michael Jurka int getWidthBeforeFirstLayout() { 2364a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy if (mCellCountX > 0) { 2374a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy return mCellCountX * mCellWidth + (mCellCountX - 1) * Math.max(0, mWidthGap); 2384a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy } 2394a5ad095303ca1b6b745263269333bd087168d3cPatrick Dubroy return 0; 2407ef959b9177e1e715b0afe010904455a3d961fc4Michael Jurka } 2417ef959b9177e1e715b0afe010904455a3d961fc4Michael Jurka 242321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 243321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung protected void onLayout(boolean changed, int l, int t, int r, int b) { 244321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int count = getChildCount(); 245321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung for (int i = 0; i < count; i++) { 246321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung View child = getChildAt(i); 2478b805b17158886035b38261eb611d8641701ae43Michael Jurka child.layout(getPaddingLeft(), getPaddingTop(), 2488b805b17158886035b38261eb611d8641701ae43Michael Jurka r - l - getPaddingRight(), b - t - getPaddingBottom()); 249321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 250321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 251321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 252321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 253321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public boolean onTouchEvent(MotionEvent event) { 254f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung boolean result = super.onTouchEvent(event); 255f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung int count = getPageChildCount(); 256f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung if (count > 0) { 257f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // We only intercept the touch if we are tapping in empty space after the final row 258f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung View child = getChildOnPageAt(count - 1); 259f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung int bottom = child.getBottom(); 260f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung int numRows = (int) Math.ceil((float) getPageChildCount() / getCellCountX()); 261f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung if (numRows < getCellCountY()) { 262f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // Add a little bit of buffer if there is room for another row 263f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung bottom += mCellHeight / 2; 264f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung } 265f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung result = result || (event.getY() < bottom); 266f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung } 267f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung return result; 268321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 269321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 27080baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public void enableCenteredContent(boolean enabled) { 2718245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.enableCenteredContent(enabled); 27280baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 27380baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 274321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 275321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung protected void setChildrenDrawingCacheEnabled(boolean enabled) { 2768245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 277321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 278321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 279321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public void setCellCount(int xCount, int yCount) { 280321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung mCellCountX = xCount; 281321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung mCellCountY = yCount; 282321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung requestLayout(); 283321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 284321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 285df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung public void setGap(int widthGap, int heightGap) { 2866032e7ed8e6208348a6b3f8bc1a7ecafc7951af8Winson Chung mOriginalWidthGap = mWidthGap = widthGap; 2876032e7ed8e6208348a6b3f8bc1a7ecafc7951af8Winson Chung mOriginalHeightGap = mHeightGap = heightGap; 2888245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka mChildren.setGap(widthGap, heightGap); 289df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung } 290df4b83dd9d6380ab963c62d1f9d1312efc87cb0fWinson Chung 29180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public int[] getCellCountForDimensions(int width, int height) { 29280baf5a6b3c62a62265f626d43d1167783c94131Winson Chung // Always assume we're working with the smallest span to make sure we 29380baf5a6b3c62a62265f626d43d1167783c94131Winson Chung // reserve enough space in both orientations 29480baf5a6b3c62a62265f626d43d1167783c94131Winson Chung int smallerSize = Math.min(mCellWidth, mCellHeight); 29580baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 29680baf5a6b3c62a62265f626d43d1167783c94131Winson Chung // Always round up to next largest cell 29780baf5a6b3c62a62265f626d43d1167783c94131Winson Chung int spanX = (width + smallerSize) / smallerSize; 29880baf5a6b3c62a62265f626d43d1167783c94131Winson Chung int spanY = (height + smallerSize) / smallerSize; 29980baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 30080baf5a6b3c62a62265f626d43d1167783c94131Winson Chung return new int[] { spanX, spanY }; 30180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 30280baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 303321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 304321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Start dragging the specified child 305321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * 306321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * @param child The child that is being dragged 307321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 308321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung void onDragChild(View child) { 309321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung PagedViewCellLayout.LayoutParams lp = (PagedViewCellLayout.LayoutParams) child.getLayoutParams(); 310321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung lp.isDragging = true; 311321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 312321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 313e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung /** 314e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung * Estimates the number of cells that the specified width would take up. 315e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung */ 31680baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public int estimateCellHSpan(int width) { 3176032e7ed8e6208348a6b3f8bc1a7ecafc7951af8Winson Chung // We don't show the next/previous pages any more, so we use the full width, minus the 3186032e7ed8e6208348a6b3f8bc1a7ecafc7951af8Winson Chung // padding 3198b805b17158886035b38261eb611d8641701ae43Michael Jurka int availWidth = width - (getPaddingLeft() + getPaddingRight()); 320f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung 321f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // We know that we have to fit N cells with N-1 width gaps, so we just juggle to solve for N 322f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung int n = Math.max(1, (availWidth + mWidthGap) / (mCellWidth + mWidthGap)); 323f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung 324f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // We don't do anything fancy to determine if we squeeze another row in. 325f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung return n; 32680baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 327e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung 328e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung /** 329e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung * Estimates the number of cells that the specified height would take up. 330e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung */ 33180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public int estimateCellVSpan(int height) { 332f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // The space for a page is the height - top padding (current page) - bottom padding (current 333f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // page) 3348b805b17158886035b38261eb611d8641701ae43Michael Jurka int availHeight = height - (getPaddingTop() + getPaddingBottom()); 335f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung 336f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // We know that we have to fit N cells with N-1 height gaps, so we juggle to solve for N 337f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung int n = Math.max(1, (availHeight + mHeightGap) / (mCellHeight + mHeightGap)); 338f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung 339f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung // We don't do anything fancy to determine if we squeeze another row in. 340f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung return n; 341f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung } 342f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung 3437d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung /** Returns an estimated center position of the cell at the specified index */ 3447d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung public int[] estimateCellPosition(int x, int y) { 3457d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung return new int[] { 3468b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingLeft() + (x * mCellWidth) + (x * mWidthGap) + (mCellWidth / 2), 3478b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingTop() + (y * mCellHeight) + (y * mHeightGap) + (mCellHeight / 2) 3487d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung }; 3497d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung } 3507d7541e7b48fdc114c24b3b0aa75e70d7228041eWinson Chung 351f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung public void calculateCellCount(int width, int height, int maxCellCountX, int maxCellCountY) { 352f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung mCellCountX = Math.min(maxCellCountX, estimateCellHSpan(width)); 353f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung mCellCountY = Math.min(maxCellCountY, estimateCellVSpan(height)); 354f0ea4d3378be7b962c8e0bce2392df5e82491fb8Winson Chung requestLayout(); 35580baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 356e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung 357e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung /** 3585fc72b31863639e70b3d944a3b650f42e46932a6Winson Chung * Estimates the width that the number of hSpan cells will take up. 359e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung */ 360e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung public int estimateCellWidth(int hSpan) { 361e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung // TODO: we need to take widthGap into effect 362e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung return hSpan * mCellWidth; 363e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung } 364e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung 365e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung /** 366e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung * Estimates the height that the number of vSpan cells will take up. 367e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung */ 368e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung public int estimateCellHeight(int vSpan) { 369e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung // TODO: we need to take heightGap into effect 370e3193b93ad7bf33e2e45319084a99b9fc986622bWinson Chung return vSpan * mCellHeight; 37180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 37280baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 373321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 374321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 375321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung return new PagedViewCellLayout.LayoutParams(getContext(), attrs); 376321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 377321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 378321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 379321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 380321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung return p instanceof PagedViewCellLayout.LayoutParams; 381321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 382321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 383321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @Override 384321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 385321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung return new PagedViewCellLayout.LayoutParams(p); 386321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 387321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 388321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public static class LayoutParams extends ViewGroup.MarginLayoutParams { 389321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 390321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Horizontal location of the item in the grid. 391321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 392321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 393321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public int cellX; 394321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 395321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 396321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Vertical location of the item in the grid. 397321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 398321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 399321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public int cellY; 400321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 401321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 402321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Number of cells spanned horizontally by the item. 403321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 404321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 405321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public int cellHSpan; 406321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 407321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 408321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Number of cells spanned vertically by the item. 409321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 410321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 411321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public int cellVSpan; 412321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 413321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung /** 414321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung * Is this item currently being dragged 415321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung */ 416321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public boolean isDragging; 417321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 41880baf5a6b3c62a62265f626d43d1167783c94131Winson Chung // a data object that you can bind to this layout params 41980baf5a6b3c62a62265f626d43d1167783c94131Winson Chung private Object mTag; 42080baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 421321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // X coordinate of the view in the layout. 422321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 423321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int x; 424321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung // Y coordinate of the view in the layout. 425321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung @ViewDebug.ExportedProperty 426321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int y; 427321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 42880baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public LayoutParams() { 42980baf5a6b3c62a62265f626d43d1167783c94131Winson Chung super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 43080baf5a6b3c62a62265f626d43d1167783c94131Winson Chung cellHSpan = 1; 43180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung cellVSpan = 1; 43280baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 43380baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 434321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public LayoutParams(Context c, AttributeSet attrs) { 435321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super(c, attrs); 436321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung cellHSpan = 1; 437321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung cellVSpan = 1; 438321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 439321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 440321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public LayoutParams(ViewGroup.LayoutParams source) { 441321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super(source); 442321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung cellHSpan = 1; 443321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung cellVSpan = 1; 444321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 445321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 446321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public LayoutParams(LayoutParams source) { 447321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super(source); 448321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellX = source.cellX; 449321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellY = source.cellY; 450321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellHSpan = source.cellHSpan; 451321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellVSpan = source.cellVSpan; 452321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 453321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 454321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 455321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 456321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellX = cellX; 457321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellY = cellY; 458321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellHSpan = cellHSpan; 459321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung this.cellVSpan = cellVSpan; 460321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 461321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 462321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap, 463321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung int hStartPadding, int vStartPadding) { 464321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 465321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int myCellHSpan = cellHSpan; 466321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int myCellVSpan = cellVSpan; 467321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int myCellX = cellX; 468321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung final int myCellY = cellY; 469321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 470321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 471321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung leftMargin - rightMargin; 472321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 473321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung topMargin - bottomMargin; 474321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 475a2eb17095dcffa75c1e9681fdc318fe6e0564321Michael Jurka if (LauncherApplication.isScreenLarge()) { 476785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung x = hStartPadding + myCellX * (cellWidth + widthGap) + leftMargin; 477785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung y = vStartPadding + myCellY * (cellHeight + heightGap) + topMargin; 478785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung } else { 479785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung x = myCellX * (cellWidth + widthGap) + leftMargin; 480785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung y = myCellY * (cellHeight + heightGap) + topMargin; 481785d2eb2b8d7072c8124300dd9168ff51a91cf38Winson Chung } 482321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 483321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung 48480baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public Object getTag() { 48580baf5a6b3c62a62265f626d43d1167783c94131Winson Chung return mTag; 48680baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 48780baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 48880baf5a6b3c62a62265f626d43d1167783c94131Winson Chung public void setTag(Object tag) { 48980baf5a6b3c62a62265f626d43d1167783c94131Winson Chung mTag = tag; 49080baf5a6b3c62a62265f626d43d1167783c94131Winson Chung } 49180baf5a6b3c62a62265f626d43d1167783c94131Winson Chung 492321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung public String toString() { 49380baf5a6b3c62a62265f626d43d1167783c94131Winson Chung return "(" + this.cellX + ", " + this.cellY + ", " + 49480baf5a6b3c62a62265f626d43d1167783c94131Winson Chung this.cellHSpan + ", " + this.cellVSpan + ")"; 495321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 496321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung } 497321e9ee68848d9e782fd557f69cc070308ffbc9cWinson Chung} 4988245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka 4998245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurkainterface Page { 5008245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public int getPageChildCount(); 5018245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public View getChildOnPageAt(int i); 5028245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public void removeAllViewsOnPage(); 5038245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public void removeViewOnPageAt(int i); 5048245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka public int indexOfChildOnPage(View v); 5058245a8685fc9f4802c9fa29a989854b2522fc588Michael Jurka} 506