| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.intellij.xml.util; |
| |
| import com.intellij.codeInsight.completion.InsertHandler; |
| import com.intellij.codeInsight.completion.InsertionContext; |
| import com.intellij.codeInsight.completion.PrioritizedLookupElement; |
| import com.intellij.codeInsight.lookup.LookupElement; |
| import com.intellij.codeInsight.lookup.LookupElementBuilder; |
| import com.intellij.codeInsight.lookup.LookupElementDecorator; |
| import com.intellij.codeInsight.lookup.LookupValueWithPriority; |
| import com.intellij.openapi.editor.Editor; |
| import com.intellij.openapi.wm.WindowManager; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.xml.XmlToken; |
| import com.intellij.ui.ColorChooser; |
| import com.intellij.ui.ColorPickerListener; |
| import com.intellij.ui.ColorPickerListenerFactory; |
| import com.intellij.ui.ColorUtil; |
| import com.intellij.util.Function; |
| import com.intellij.xml.XmlBundle; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.awt.*; |
| import java.util.List; |
| |
| /** |
| * @author maxim |
| */ |
| public class UserColorLookup extends LookupElementDecorator<LookupElement> { |
| private static final String COLOR_STRING = XmlBundle.message("choose.color.in.color.lookup"); |
| private static final Function<Color,String> COLOR_TO_STRING_CONVERTER = new Function<Color, String>() { |
| @Override |
| public String fun(Color color) { |
| return '#' + ColorUtil.toHex(color); |
| } |
| }; |
| |
| public UserColorLookup() { |
| this(COLOR_TO_STRING_CONVERTER); |
| } |
| |
| public UserColorLookup(final Function<Color, String> colorToStringConverter) { |
| this(colorToStringConverter, LookupValueWithPriority.HIGH); |
| } |
| |
| public UserColorLookup(final Function<Color, String> colorToStringConverter, int priority) { |
| super(PrioritizedLookupElement.withPriority(LookupElementBuilder.create(COLOR_STRING).withInsertHandler( |
| new InsertHandler<LookupElement>() { |
| @Override |
| public void handleInsert(InsertionContext context, LookupElement item) { |
| handleUserSelection(context, colorToStringConverter); |
| } |
| }), priority)); |
| } |
| |
| private static void handleUserSelection(InsertionContext context, @NotNull Function<Color, String> colorToStringConverter) { |
| Color myColorAtCaret = null; |
| |
| Editor selectedTextEditor = context.getEditor(); |
| PsiElement element = context.getFile().findElementAt(selectedTextEditor.getCaretModel().getOffset()); |
| |
| if (element instanceof XmlToken) { |
| myColorAtCaret = getColorFromElement(element); |
| } |
| |
| context.getDocument().deleteString(context.getStartOffset(), context.getTailOffset()); |
| |
| List<ColorPickerListener> listeners = ColorPickerListenerFactory.createListenersFor(element); |
| Color color = ColorChooser.chooseColor(WindowManager.getInstance().suggestParentWindow(context.getProject()), |
| XmlBundle.message("choose.color.dialog.title"), myColorAtCaret, true, listeners, true); |
| |
| if (color != null) { |
| String colorString = colorToStringConverter.fun(color); |
| context.getDocument().insertString(context.getStartOffset(), colorString); |
| context.getEditor().getCaretModel().moveToOffset(context.getTailOffset()); |
| } |
| } |
| |
| @Nullable |
| public static Color getColorFromElement(final PsiElement element) { |
| if (!(element instanceof XmlToken)) return null; |
| |
| return ColorMap.getColor(element.getText()); |
| } |
| } |