Java tutorial
/* * Copyright 2000-2009 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.application.options; import com.intellij.codeInsight.CodeInsightSettings; import com.intellij.codeInsight.daemon.DaemonCodeAnalyzer; import com.intellij.ide.DataManager; import com.intellij.ide.PowerSaveMode; import com.intellij.ide.ui.UISettings; import com.intellij.openapi.actionSystem.ActionManager; import com.intellij.openapi.actionSystem.CommonDataKeys; import com.intellij.openapi.actionSystem.IdeActions; import com.intellij.openapi.application.ApplicationBundle; import com.intellij.openapi.keymap.KeymapUtil; import com.intellij.openapi.project.Project; import com.intellij.openapi.util.text.StringUtil; import com.intellij.ui.components.JBCheckBox; import org.intellij.lang.annotations.MagicConstant; import javax.swing.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; public class CodeCompletionPanel { JPanel myPanel; private JCheckBox myCbAutocompletion; private JCheckBox myCbAutopopupJavaDoc; private JTextField myAutopopupJavaDocField; private JCheckBox myCbOnCodeCompletion; private JCheckBox myCbOnSmartTypeCompletion; private JCheckBox myCbParameterInfoPopup; private JTextField myParameterInfoDelayField; private JCheckBox myCbShowFullParameterSignatures; private JComboBox myCaseSensitiveCombo; private JCheckBox myCbSorting; private JBCheckBox myCbSelectByChars; private static final String CASE_SENSITIVE_ALL = ApplicationBundle .message("combobox.autocomplete.case.sensitive.all"); private static final String CASE_SENSITIVE_NONE = ApplicationBundle .message("combobox.autocomplete.case.sensitive.none"); private static final String CASE_SENSITIVE_FIRST_LETTER = ApplicationBundle .message("combobox.autocomplete.case.sensitive.first.letter"); private static final String[] CASE_VARIANTS = { CASE_SENSITIVE_ALL, CASE_SENSITIVE_NONE, CASE_SENSITIVE_FIRST_LETTER }; public CodeCompletionPanel() { //noinspection unchecked myCaseSensitiveCombo.setModel(new DefaultComboBoxModel(CASE_VARIANTS)); ActionManager actionManager = ActionManager.getInstance(); String basicShortcut = KeymapUtil .getFirstKeyboardShortcutText(actionManager.getAction(IdeActions.ACTION_CODE_COMPLETION)); String smartShortcut = KeymapUtil .getFirstKeyboardShortcutText(actionManager.getAction(IdeActions.ACTION_SMART_TYPE_COMPLETION)); if (StringUtil.isNotEmpty(basicShortcut)) { myCbOnCodeCompletion.setText(myCbOnCodeCompletion.getText() + " ( " + basicShortcut + " )"); } if (StringUtil.isNotEmpty(smartShortcut)) { myCbOnSmartTypeCompletion.setText(myCbOnSmartTypeCompletion.getText() + " ( " + smartShortcut + " )"); } myCbAutocompletion.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent event) { boolean selected = myCbAutocompletion.isSelected(); myCbSelectByChars.setEnabled(selected); } }); myCbAutopopupJavaDoc.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent event) { myAutopopupJavaDocField.setEnabled(myCbAutopopupJavaDoc.isSelected()); } }); myCbParameterInfoPopup.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent event) { myParameterInfoDelayField.setEnabled(myCbParameterInfoPopup.isSelected()); } }); reset(); } public void reset() { CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance(); final String value; switch (codeInsightSettings.COMPLETION_CASE_SENSITIVE) { case CodeInsightSettings.ALL: value = CASE_SENSITIVE_ALL; break; case CodeInsightSettings.NONE: value = CASE_SENSITIVE_NONE; break; default: value = CASE_SENSITIVE_FIRST_LETTER; break; } myCaseSensitiveCombo.setSelectedItem(value); myCbSelectByChars.setSelected(codeInsightSettings.SELECT_AUTOPOPUP_SUGGESTIONS_BY_CHARS); myCbOnCodeCompletion.setSelected(codeInsightSettings.AUTOCOMPLETE_ON_CODE_COMPLETION); myCbOnSmartTypeCompletion.setSelected(codeInsightSettings.AUTOCOMPLETE_ON_SMART_TYPE_COMPLETION); myCbAutocompletion.setSelected(codeInsightSettings.AUTO_POPUP_COMPLETION_LOOKUP); myCbAutopopupJavaDoc.setSelected(codeInsightSettings.AUTO_POPUP_JAVADOC_INFO); myAutopopupJavaDocField.setEnabled(codeInsightSettings.AUTO_POPUP_JAVADOC_INFO); myAutopopupJavaDocField.setText(String.valueOf(codeInsightSettings.JAVADOC_INFO_DELAY)); myCbParameterInfoPopup.setSelected(codeInsightSettings.AUTO_POPUP_PARAMETER_INFO); myParameterInfoDelayField.setEnabled(codeInsightSettings.AUTO_POPUP_PARAMETER_INFO); myParameterInfoDelayField.setText(String.valueOf(codeInsightSettings.PARAMETER_INFO_DELAY)); myCbShowFullParameterSignatures.setSelected(codeInsightSettings.SHOW_FULL_SIGNATURES_IN_PARAMETER_INFO); myCbAutocompletion.setSelected(codeInsightSettings.AUTO_POPUP_COMPLETION_LOOKUP); myCbSorting.setSelected(UISettings.getInstance().SORT_LOOKUP_ELEMENTS_LEXICOGRAPHICALLY); myCbAutocompletion.setText("Autopopup code completion" + (PowerSaveMode.isEnabled() ? " (not available in Power Save mode)" : "")); } public void apply() { CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance(); codeInsightSettings.COMPLETION_CASE_SENSITIVE = getCaseSensitiveValue(); codeInsightSettings.SELECT_AUTOPOPUP_SUGGESTIONS_BY_CHARS = myCbSelectByChars.isSelected(); codeInsightSettings.AUTOCOMPLETE_ON_CODE_COMPLETION = myCbOnCodeCompletion.isSelected(); codeInsightSettings.AUTOCOMPLETE_ON_SMART_TYPE_COMPLETION = myCbOnSmartTypeCompletion.isSelected(); codeInsightSettings.SHOW_FULL_SIGNATURES_IN_PARAMETER_INFO = myCbShowFullParameterSignatures.isSelected(); codeInsightSettings.AUTO_POPUP_PARAMETER_INFO = myCbParameterInfoPopup.isSelected(); codeInsightSettings.AUTO_POPUP_COMPLETION_LOOKUP = myCbAutocompletion.isSelected(); codeInsightSettings.AUTO_POPUP_JAVADOC_INFO = myCbAutopopupJavaDoc.isSelected(); codeInsightSettings.PARAMETER_INFO_DELAY = getIntegerValue(myParameterInfoDelayField.getText(), 0); codeInsightSettings.JAVADOC_INFO_DELAY = getIntegerValue(myAutopopupJavaDocField.getText(), 0); UISettings.getInstance().SORT_LOOKUP_ELEMENTS_LEXICOGRAPHICALLY = myCbSorting.isSelected(); final Project project = CommonDataKeys.PROJECT.getData(DataManager.getInstance().getDataContext(myPanel)); if (project != null) { DaemonCodeAnalyzer.getInstance(project).settingsChanged(); } } public boolean isModified() { CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance(); boolean isModified = false; //noinspection ConstantConditions isModified |= getCaseSensitiveValue() != codeInsightSettings.COMPLETION_CASE_SENSITIVE; isModified |= isModified(myCbOnCodeCompletion, codeInsightSettings.AUTOCOMPLETE_ON_CODE_COMPLETION); isModified |= isModified(myCbSelectByChars, codeInsightSettings.SELECT_AUTOPOPUP_SUGGESTIONS_BY_CHARS); isModified |= isModified(myCbOnSmartTypeCompletion, codeInsightSettings.AUTOCOMPLETE_ON_SMART_TYPE_COMPLETION); isModified |= isModified(myCbShowFullParameterSignatures, codeInsightSettings.SHOW_FULL_SIGNATURES_IN_PARAMETER_INFO); isModified |= isModified(myCbParameterInfoPopup, codeInsightSettings.AUTO_POPUP_PARAMETER_INFO); isModified |= isModified(myCbAutocompletion, codeInsightSettings.AUTO_POPUP_COMPLETION_LOOKUP); isModified |= isModified(myCbAutopopupJavaDoc, codeInsightSettings.AUTO_POPUP_JAVADOC_INFO); isModified |= isModified(myParameterInfoDelayField, codeInsightSettings.PARAMETER_INFO_DELAY, 0); isModified |= isModified(myAutopopupJavaDocField, codeInsightSettings.JAVADOC_INFO_DELAY, 0); isModified |= isModified(myCbSorting, UISettings.getInstance().SORT_LOOKUP_ELEMENTS_LEXICOGRAPHICALLY); return isModified; } private static boolean isModified(JCheckBox checkBox, boolean value) { return checkBox.isSelected() != value; } private static boolean isModified(JTextField textField, int value, int defaultValue) { return getIntegerValue(textField.getText(), defaultValue) != value; } private static int getIntegerValue(String s, int defaultValue) { int value = defaultValue; try { value = Integer.parseInt(s); if (value < 0) { return defaultValue; } } catch (NumberFormatException ignored) { } return value; } @MagicConstant(intValues = { CodeInsightSettings.ALL, CodeInsightSettings.NONE, CodeInsightSettings.FIRST_LETTER }) private int getCaseSensitiveValue() { Object value = myCaseSensitiveCombo.getSelectedItem(); if (CASE_SENSITIVE_ALL.equals(value)) { return CodeInsightSettings.ALL; } else if (CASE_SENSITIVE_NONE.equals(value)) { return CodeInsightSettings.NONE; } else { return CodeInsightSettings.FIRST_LETTER; } } }