diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/manifest/pages/ApplicationToggle.java')
| -rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/manifest/pages/ApplicationToggle.java | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/manifest/pages/ApplicationToggle.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/manifest/pages/ApplicationToggle.java deleted file mode 100644 index 159f08959..000000000 --- a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/editors/manifest/pages/ApplicationToggle.java +++ /dev/null @@ -1,312 +0,0 @@ -/* - * Copyright (C) 2007 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.manifest.pages; - -import com.android.ide.eclipse.adt.AdtPlugin; -import com.android.ide.eclipse.adt.internal.editors.descriptors.DescriptorsUtils; -import com.android.ide.eclipse.adt.internal.editors.manifest.ManifestEditor; -import com.android.ide.eclipse.adt.internal.editors.ui.UiElementPart; -import com.android.ide.eclipse.adt.internal.editors.uimodel.IUiUpdateListener; -import com.android.ide.eclipse.adt.internal.editors.uimodel.IUiUpdateListener.UiUpdateState; -import com.android.ide.eclipse.adt.internal.editors.uimodel.UiElementNode; -import com.android.ide.eclipse.adt.internal.sdk.Sdk; -import com.android.utils.SdkUtils; - -import org.eclipse.swt.SWT; -import org.eclipse.swt.events.SelectionAdapter; -import org.eclipse.swt.events.SelectionEvent; -import org.eclipse.swt.widgets.Button; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.ui.forms.IManagedForm; -import org.eclipse.ui.forms.widgets.FormText; -import org.eclipse.ui.forms.widgets.FormToolkit; -import org.eclipse.ui.forms.widgets.Section; -import org.eclipse.ui.forms.widgets.TableWrapData; -import org.w3c.dom.Document; -import org.w3c.dom.Node; -import org.w3c.dom.Text; - -/** - * Appllication Toogle section part for application page. - */ -final class ApplicationToggle extends UiElementPart { - - /** Checkbox indicating whether an application node is present */ - private Button mCheckbox; - /** Listen to changes to the UI node for <application> and updates the checkbox */ - private AppNodeUpdateListener mAppNodeUpdateListener; - /** Internal flag to know where we're programmatically modifying the checkbox and we want to - * avoid triggering the checkbox's callback. */ - public boolean mInternalModification; - private FormText mTooltipFormText; - - public ApplicationToggle(Composite body, FormToolkit toolkit, ManifestEditor editor, - UiElementNode applicationUiNode) { - super(body, toolkit, editor, applicationUiNode, - "Application Toggle", - null, /* description */ - Section.TWISTIE | Section.EXPANDED); - } - - @Override - public void dispose() { - super.dispose(); - if (getUiElementNode() != null && mAppNodeUpdateListener != null) { - getUiElementNode().removeUpdateListener(mAppNodeUpdateListener); - mAppNodeUpdateListener = null; - } - } - - /** - * Changes and refreshes the Application UI node handle by the this part. - */ - @Override - public void setUiElementNode(UiElementNode uiElementNode) { - super.setUiElementNode(uiElementNode); - - updateTooltip(); - - // Set the state of the checkbox - mAppNodeUpdateListener.uiElementNodeUpdated(getUiElementNode(), - UiUpdateState.CHILDREN_CHANGED); - } - - /** - * Create the controls to edit the attributes for the given ElementDescriptor. - * <p/> - * This MUST not be called by the constructor. Instead it must be called from - * <code>initialize</code> (i.e. right after the form part is added to the managed form.) - * - * @param managedForm The owner managed form - */ - @Override - protected void createFormControls(IManagedForm managedForm) { - FormToolkit toolkit = managedForm.getToolkit(); - Composite table = createTableLayout(toolkit, 1 /* numColumns */); - - mTooltipFormText = createFormText(table, toolkit, true, "<form></form>", - false /* setupLayoutData */); - updateTooltip(); - - mCheckbox = toolkit.createButton(table, - "Define an <application> tag in the AndroidManifest.xml", - SWT.CHECK); - mCheckbox.setLayoutData(new TableWrapData(TableWrapData.FILL_GRAB, TableWrapData.TOP)); - mCheckbox.setSelection(false); - mCheckbox.addSelectionListener(new CheckboxSelectionListener()); - - mAppNodeUpdateListener = new AppNodeUpdateListener(); - getUiElementNode().addUpdateListener(mAppNodeUpdateListener); - - // Initialize the state of the checkbox - mAppNodeUpdateListener.uiElementNodeUpdated(getUiElementNode(), - UiUpdateState.CHILDREN_CHANGED); - - // Tell the section that the layout has changed. - layoutChanged(); - } - - /** - * Updates the application tooltip in the form text. - * If there is no tooltip, the form text is hidden. - */ - private void updateTooltip() { - boolean isVisible = false; - - String tooltip = getUiElementNode().getDescriptor().getTooltip(); - if (tooltip != null) { - tooltip = DescriptorsUtils.formatFormText(tooltip, - getUiElementNode().getDescriptor(), - Sdk.getCurrent().getDocumentationBaseUrl()); - - mTooltipFormText.setText(tooltip, true /* parseTags */, true /* expandURLs */); - mTooltipFormText.setImage(DescriptorsUtils.IMAGE_KEY, AdtPlugin.getAndroidLogo()); - mTooltipFormText.addHyperlinkListener(getEditor().createHyperlinkListener()); - isVisible = true; - } - - mTooltipFormText.setVisible(isVisible); - } - - /** - * This listener synchronizes the XML application node when the checkbox - * is changed by the user. - */ - private class CheckboxSelectionListener extends SelectionAdapter { - private Node mUndoXmlNode; - private Node mUndoXmlParent; - private Node mUndoXmlNextNode; - private Node mUndoXmlNextElement; - private Document mUndoXmlDocument; - - @Override - public void widgetSelected(SelectionEvent e) { - super.widgetSelected(e); - if (!mInternalModification && getUiElementNode() != null) { - getUiElementNode().getEditor().wrapUndoEditXmlModel( - mCheckbox.getSelection() - ? "Create or restore Application node" - : "Remove Application node", - new Runnable() { - @Override - public void run() { - if (mCheckbox.getSelection()) { - // The user wants an <application> node. - // Either restore a previous one - // or create a full new one. - boolean create = true; - if (mUndoXmlNode != null) { - create = !restoreApplicationNode(); - } - if (create) { - getUiElementNode().createXmlNode(); - } - } else { - // Users no longer wants the <application> node. - removeApplicationNode(); - } - } - }); - } - } - - /** - * Restore a previously "saved" application node. - * - * @return True if the node could be restored, false otherwise. - */ - private boolean restoreApplicationNode() { - if (mUndoXmlDocument == null || mUndoXmlNode == null) { - return false; - } - - // Validate node references... - mUndoXmlParent = validateNode(mUndoXmlDocument, mUndoXmlParent); - mUndoXmlNextNode = validateNode(mUndoXmlDocument, mUndoXmlNextNode); - mUndoXmlNextElement = validateNode(mUndoXmlDocument, mUndoXmlNextElement); - - if (mUndoXmlParent == null){ - // If the parent node doesn't exist, try to find a new manifest node. - // If it doesn't exist, create it. - mUndoXmlParent = getUiElementNode().getUiParent().prepareCommit(); - mUndoXmlNextNode = null; - mUndoXmlNextElement = null; - } - - boolean success = false; - if (mUndoXmlParent != null) { - // If the parent is still around, reuse the same node. - - // Ideally we want to insert the node before what used to be its next sibling. - // If that's not possible, we try to insert it before its next sibling element. - // If that's not possible either, it will be inserted at the end of the parent's. - Node next = mUndoXmlNextNode; - if (next == null) { - next = mUndoXmlNextElement; - } - mUndoXmlParent.insertBefore(mUndoXmlNode, next); - if (next == null) { - Text sep = mUndoXmlDocument.createTextNode(SdkUtils.getLineSeparator()); - mUndoXmlParent.insertBefore(sep, null); // insert separator before end tag - } - success = true; - } - - // Remove internal references to avoid using them twice - mUndoXmlParent = null; - mUndoXmlNextNode = null; - mUndoXmlNextElement = null; - mUndoXmlNode = null; - mUndoXmlDocument = null; - return success; - } - - /** - * Validates that the given xml_node is still either the root node or one of its - * direct descendants. - * - * @param root_node The root of the node hierarchy to examine. - * @param xml_node The XML node to find. - * @return Returns xml_node if it is, otherwise returns null. - */ - private Node validateNode(Node root_node, Node xml_node) { - if (root_node == xml_node) { - return xml_node; - } else { - for (Node node = root_node.getFirstChild(); node != null; - node = node.getNextSibling()) { - if (root_node == xml_node || validateNode(node, xml_node) != null) { - return xml_node; - } - } - } - return null; - } - - /** - * Removes the <application> node from the hierarchy. - * Before doing that, we try to remember where it was so that we can put it back - * in the same place. - */ - private void removeApplicationNode() { - // Make sure the node actually exists... - Node xml_node = getUiElementNode().getXmlNode(); - if (xml_node == null) { - return; - } - - // Save its parent, next sibling and next element - mUndoXmlDocument = xml_node.getOwnerDocument(); - mUndoXmlParent = xml_node.getParentNode(); - mUndoXmlNextNode = xml_node.getNextSibling(); - mUndoXmlNextElement = mUndoXmlNextNode; - while (mUndoXmlNextElement != null && - mUndoXmlNextElement.getNodeType() != Node.ELEMENT_NODE) { - mUndoXmlNextElement = mUndoXmlNextElement.getNextSibling(); - } - - // Actually remove the node from the hierarchy and keep it here. - // The returned node looses its parents/siblings pointers. - mUndoXmlNode = getUiElementNode().deleteXmlNode(); - } - } - - /** - * This listener synchronizes the UI (i.e. the checkbox) with the - * actual presence of the application XML node. - */ - private class AppNodeUpdateListener implements IUiUpdateListener { - @Override - public void uiElementNodeUpdated(UiElementNode ui_node, UiUpdateState state) { - // The UiElementNode for the application XML node always exists, even - // if there is no corresponding XML node in the XML file. - // - // To update the checkbox to reflect the actual state, we just need - // to check if the XML node is null. - try { - mInternalModification = true; - boolean exists = ui_node.getXmlNode() != null; - if (mCheckbox.getSelection() != exists) { - mCheckbox.setSelection(exists); - } - } finally { - mInternalModification = false; - } - - } - } -} |