diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/gle2/SimpleElement.java')
| -rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/gle2/SimpleElement.java | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/gle2/SimpleElement.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/gle2/SimpleElement.java deleted file mode 100644 index 9acc8c25e..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/layout/gle2/SimpleElement.java +++ /dev/null @@ -1,370 +0,0 @@ -/* - * Copyright (C) 2009 The Android Open Source Project - * - * Licensed under the Eclipse Public License, Version 1.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.eclipse.org/org/documents/epl-v10.php - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.ide.eclipse.adt.internal.editors.layout.gle2; - -import com.android.annotations.NonNull; -import com.android.annotations.Nullable; -import com.android.ide.common.api.IDragElement; -import com.android.ide.common.api.INode; -import com.android.ide.common.api.Rect; - -import java.util.ArrayList; -import java.util.List; - -/** - * Represents an XML element with a name, attributes and inner elements. - * <p/> - * The semantic of the element name is to be a fully qualified class name of a View to inflate. - * The element name is not expected to have a name space. - * <p/> - * For a more detailed explanation of the purpose of this class, - * please see {@link SimpleXmlTransfer}. - */ -public class SimpleElement implements IDragElement { - - /** Version number of the internal serialized string format. */ - private static final String FORMAT_VERSION = "3"; - - private final String mFqcn; - private final String mParentFqcn; - private final Rect mBounds; - private final Rect mParentBounds; - private final List<IDragAttribute> mAttributes = new ArrayList<IDragAttribute>(); - private final List<IDragElement> mElements = new ArrayList<IDragElement>(); - - private IDragAttribute[] mCachedAttributes = null; - private IDragElement[] mCachedElements = null; - private SelectionItem mSelectionItem; - - /** - * Creates a new {@link SimpleElement} with the specified element name. - * - * @param fqcn A fully qualified class name of a View to inflate, e.g. - * "android.view.Button". Must not be null nor empty. - * @param parentFqcn The fully qualified class name of the parent of this element. - * Can be null but not empty. - * @param bounds The canvas bounds of the originating canvas node of the element. - * If null, a non-null invalid rectangle will be assigned. - * @param parentBounds The canvas bounds of the parent of this element. Can be null. - */ - public SimpleElement(String fqcn, String parentFqcn, Rect bounds, Rect parentBounds) { - mFqcn = fqcn; - mParentFqcn = parentFqcn; - mBounds = bounds == null ? new Rect() : bounds.copy(); - mParentBounds = parentBounds == null ? new Rect() : parentBounds.copy(); - } - - /** - * Returns the element name, which must match a fully qualified class name of - * a View to inflate. - */ - @Override - public @NonNull String getFqcn() { - return mFqcn; - } - - /** - * Returns the bounds of the element's node, if it originated from an existing - * canvas. The rectangle is invalid and non-null when the element originated - * from the object palette (unless it successfully rendered a preview) - */ - @Override - public @NonNull Rect getBounds() { - return mBounds; - } - - /** - * Returns the fully qualified class name of the parent, if the element originated - * from an existing canvas. Returns null if the element has no parent, such as a top - * level element or an element originating from the object palette. - */ - @Override - public String getParentFqcn() { - return mParentFqcn; - } - - /** - * Returns the bounds of the element's parent, absolute for the canvas, or null if there - * is no suitable parent. This is null when {@link #getParentFqcn()} is null. - */ - @Override - public @NonNull Rect getParentBounds() { - return mParentBounds; - } - - @Override - public @NonNull IDragAttribute[] getAttributes() { - if (mCachedAttributes == null) { - mCachedAttributes = mAttributes.toArray(new IDragAttribute[mAttributes.size()]); - } - return mCachedAttributes; - } - - @Override - public IDragAttribute getAttribute(@Nullable String uri, @NonNull String localName) { - for (IDragAttribute attr : mAttributes) { - if (attr.getUri().equals(uri) && attr.getName().equals(localName)) { - return attr; - } - } - - return null; - } - - @Override - public @NonNull IDragElement[] getInnerElements() { - if (mCachedElements == null) { - mCachedElements = mElements.toArray(new IDragElement[mElements.size()]); - } - return mCachedElements; - } - - public void addAttribute(SimpleAttribute attr) { - mCachedAttributes = null; - mAttributes.add(attr); - } - - public void addInnerElement(SimpleElement e) { - mCachedElements = null; - mElements.add(e); - } - - @Override - public boolean isSame(@NonNull INode node) { - if (mSelectionItem != null) { - return node == mSelectionItem.getNode(); - } else { - return node.getBounds().equals(mBounds); - } - } - - void setSelectionItem(@Nullable SelectionItem selectionItem) { - mSelectionItem = selectionItem; - } - - @Nullable - SelectionItem getSelectionItem() { - return mSelectionItem; - } - - @Nullable - static SimpleElement findPrimary(SimpleElement[] elements, SelectionItem primary) { - if (elements == null || elements.length == 0) { - return null; - } - - if (elements.length == 1 || primary == null) { - return elements[0]; - } - - for (SimpleElement element : elements) { - if (element.getSelectionItem() == primary) { - return element; - } - } - - return elements[0]; - } - - // reader and writer methods - - @Override - public String toString() { - StringBuilder sb = new StringBuilder(); - sb.append("{V=").append(FORMAT_VERSION); - sb.append(",N=").append(mFqcn); - if (mParentFqcn != null) { - sb.append(",P=").append(mParentFqcn); - } - if (mBounds != null && mBounds.isValid()) { - sb.append(String.format(",R=%d %d %d %d", mBounds.x, mBounds.y, mBounds.w, mBounds.h)); - } - if (mParentBounds != null && mParentBounds.isValid()) { - sb.append(String.format(",Q=%d %d %d %d", - mParentBounds.x, mParentBounds.y, mParentBounds.w, mParentBounds.h)); - } - sb.append('\n'); - for (IDragAttribute a : mAttributes) { - sb.append(a.toString()); - } - for (IDragElement e : mElements) { - sb.append(e.toString()); - } - sb.append("}\n"); //$NON-NLS-1$ - return sb.toString(); - } - - /** Parses a string containing one or more elements. */ - static SimpleElement[] parseString(String value) { - ArrayList<SimpleElement> elements = new ArrayList<SimpleElement>(); - String[] lines = value.split("\n"); - int[] index = new int[] { 0 }; - SimpleElement element = null; - while ((element = parseLines(lines, index)) != null) { - elements.add(element); - } - return elements.toArray(new SimpleElement[elements.size()]); - } - - /** - * Parses one element from the input lines array, starting at the inOutIndex - * and updating the inOutIndex to match the next unread line on output. - */ - private static SimpleElement parseLines(String[] lines, int[] inOutIndex) { - SimpleElement e = null; - int index = inOutIndex[0]; - while (index < lines.length) { - String line = lines[index++]; - String s = line.trim(); - if (s.startsWith("{")) { //$NON-NLS-1$ - if (e == null) { - // This is the element's header, it should have - // the format "key=value,key=value,..." - String version = null; - String fqcn = null; - String parent = null; - Rect bounds = null; - Rect pbounds = null; - - for (String s2 : s.substring(1).split(",")) { //$NON-NLS-1$ - int pos = s2.indexOf('='); - if (pos <= 0 || pos == s2.length() - 1) { - continue; - } - String key = s2.substring(0, pos).trim(); - String value = s2.substring(pos + 1).trim(); - - if (key.equals("V")) { //$NON-NLS-1$ - version = value; - if (!value.equals(FORMAT_VERSION)) { - // Wrong format version. Don't even try to process anything - // else and just give up everything. - inOutIndex[0] = index; - return null; - } - - } else if (key.equals("N")) { //$NON-NLS-1$ - fqcn = value; - - } else if (key.equals("P")) { //$NON-NLS-1$ - parent = value; - - } else if (key.equals("R") || key.equals("Q")) { //$NON-NLS-1$ //$NON-NLS-2$ - // Parse the canvas bounds - String[] sb = value.split(" +"); //$NON-NLS-1$ - if (sb != null && sb.length == 4) { - Rect r = null; - try { - r = new Rect(); - r.x = Integer.parseInt(sb[0]); - r.y = Integer.parseInt(sb[1]); - r.w = Integer.parseInt(sb[2]); - r.h = Integer.parseInt(sb[3]); - - if (key.equals("R")) { - bounds = r; - } else { - pbounds = r; - } - } catch (NumberFormatException ignore) { - } - } - } - } - - // We need at least a valid name to recreate an element - if (version != null && fqcn != null && fqcn.length() > 0) { - e = new SimpleElement(fqcn, parent, bounds, pbounds); - } - } else { - // This is an inner element... need to parse the { line again. - inOutIndex[0] = index - 1; - SimpleElement e2 = SimpleElement.parseLines(lines, inOutIndex); - if (e2 != null) { - e.addInnerElement(e2); - } - index = inOutIndex[0]; - } - - } else if (e != null && s.startsWith("@")) { //$NON-NLS-1$ - SimpleAttribute a = SimpleAttribute.parseString(line); - if (a != null) { - e.addAttribute(a); - } - - } else if (e != null && s.startsWith("}")) { //$NON-NLS-1$ - // We're done with this element - inOutIndex[0] = index; - return e; - } - } - inOutIndex[0] = index; - return null; - } - - @Override - public boolean equals(Object obj) { - if (obj instanceof SimpleElement) { - SimpleElement se = (SimpleElement) obj; - - // Bounds and parentFqcn must be null on both sides or equal. - if ((mBounds == null && se.mBounds != null) || - (mBounds != null && !mBounds.equals(se.mBounds))) { - return false; - } - if ((mParentFqcn == null && se.mParentFqcn != null) || - (mParentFqcn != null && !mParentFqcn.equals(se.mParentFqcn))) { - return false; - } - if ((mParentBounds == null && se.mParentBounds != null) || - (mParentBounds != null && !mParentBounds.equals(se.mParentBounds))) { - return false; - } - - return mFqcn.equals(se.mFqcn) && - mAttributes.size() == se.mAttributes.size() && - mElements.size() == se.mElements.size() && - mAttributes.equals(se.mAttributes) && - mElements.equals(se.mElements); - } - return false; - } - - @Override - public int hashCode() { - long c = mFqcn.hashCode(); - // uses the formula defined in java.util.List.hashCode() - c = 31*c + mAttributes.hashCode(); - c = 31*c + mElements.hashCode(); - if (mParentFqcn != null) { - c = 31*c + mParentFqcn.hashCode(); - } - if (mBounds != null && mBounds.isValid()) { - c = 31*c + mBounds.hashCode(); - } - if (mParentBounds != null && mParentBounds.isValid()) { - c = 31*c + mParentBounds.hashCode(); - } - - if (c > 0x0FFFFFFFFL) { - // wrap any overflow - c = c ^ (c >> 32); - } - return (int)(c & 0x0FFFFFFFFL); - } -} - |