diff options
Diffstat (limited to 'eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/lint/ConvertToDpFix.java')
-rw-r--r-- | eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/lint/ConvertToDpFix.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/lint/ConvertToDpFix.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/lint/ConvertToDpFix.java new file mode 100644 index 000000000..628972f8c --- /dev/null +++ b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/lint/ConvertToDpFix.java @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2012 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.lint; + +import static com.android.SdkConstants.UNIT_PX; +import static com.android.SdkConstants.VALUE_N_DP; + +import com.android.ide.eclipse.adt.AdtPlugin; + +import org.eclipse.core.resources.IMarker; +import org.eclipse.jface.dialogs.IInputValidator; +import org.eclipse.jface.text.IDocument; +import org.eclipse.jface.window.Window; +import org.eclipse.swt.graphics.Image; +import org.eclipse.swt.widgets.Shell; +import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; +import org.w3c.dom.Attr; +import org.w3c.dom.Element; +import org.w3c.dom.NamedNodeMap; +import org.w3c.dom.Node; + +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +@SuppressWarnings("restriction") // DOM model +final class ConvertToDpFix extends DocumentFix implements IInputValidator { + private ConvertToDpFix(String id, IMarker marker) { + super(id, marker); + } + + @Override + public boolean needsFocus() { + return false; + } + + @Override + public boolean isCancelable() { + return true; + } + + @Override + protected void apply(IDocument document, IStructuredModel model, Node node, int start, + int end) { + Shell shell = AdtPlugin.getShell(); + InputDensityDialog densityDialog = new InputDensityDialog(shell); + if (densityDialog.open() == Window.OK) { + int dpi = densityDialog.getDensity(); + Element element = (Element) node; + Pattern pattern = Pattern.compile("(\\d+)px"); //$NON-NLS-1$ + NamedNodeMap attributes = element.getAttributes(); + for (int i = 0, n = attributes.getLength(); i < n; i++) { + Attr attribute = (Attr) attributes.item(i); + String value = attribute.getValue(); + if (value.endsWith(UNIT_PX)) { + Matcher matcher = pattern.matcher(value); + if (matcher.matches()) { + String numberString = matcher.group(1); + try { + int px = Integer.parseInt(numberString); + int dp = px * 160 / dpi; + String newValue = String.format(VALUE_N_DP, dp); + attribute.setNodeValue(newValue); + } catch (NumberFormatException nufe) { + AdtPlugin.log(nufe, null); + } + } + } + } + } + } + + @Override + public String getDisplayString() { + return "Convert to \"dp\"..."; + } + + @Override + public Image getImage() { + return AdtPlugin.getAndroidLogo(); + } + + // ---- Implements IInputValidator ---- + + @Override + public String isValid(String input) { + if (input == null || input.length() == 0) + return " "; //$NON-NLS-1$ + + try { + int i = Integer.parseInt(input); + if (i <= 0 || i > 1000) { + return "Invalid range"; + } + } catch (NumberFormatException x) { + return "Enter a valid number"; + } + + return null; + } +} |