Added CompletionsRenderer

Author: cmaglie

app/src/cc/arduino/autocomplete/CompletionType.java

@@ -0,0 +1,36 @@
+/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+
+/*
+ * This file is part of Arduino.
+ *
+ * Copyright 2015 Ricardo JL Rufino (ricardo@criativasoft.com.br)
+ * Copyright 2015 Arduino LLC
+ *
+ * Arduino is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ */
+package cc.arduino.autocomplete;
+
+public enum CompletionType {
+  LIBRARY, CLASS, ENUM, STRUCT, LOCAL_VAR, STATIC_VAR, VARIABLE, FUNCTION, TEMPLATE, ERROR
+}

app/src/cc/arduino/autocomplete/CompletionsRenderer.java

@@ -0,0 +1,168 @@
+/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+/*
+ * This file is part of Arduino.
+ *
+ * Copyright 2015 Ricardo JL Rufino (ricardo@criativasoft.com.br)
+ * Copyright 2015 Arduino LLC
+ *
+ * Arduino is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ */
+package cc.arduino.autocomplete;
+
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Font;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.swing.DefaultListCellRenderer;
+import javax.swing.Icon;
+import javax.swing.ImageIcon;
+import javax.swing.JList;
+
+import org.fife.ui.autocomplete.BasicCompletion;
+import org.fife.ui.autocomplete.FunctionCompletion;
+import org.fife.ui.autocomplete.ShorthandCompletion;
+import org.fife.ui.autocomplete.TemplateCompletion;
+import org.fife.ui.rsyntaxtextarea.RSyntaxTextArea;
+
+//import br.com.criativasoft.cpluslibparser.metadata.TElement;
+//import br.com.criativasoft.cpluslibparser.metadata.TFunction;
+
+/**
+ * Class responsible for formatting the elements of the autocomplete list
+ */
+public class CompletionsRenderer extends DefaultListCellRenderer {
+
+  private static final long serialVersionUID = 1L;
+
+  private static final Color HIGHLIGHT_COLOR = new Color(74, 144, 217);
+
+  private static final String GRAY = "#A0A0A0";
+  private static final String LIGHT_BLUE = "#008080";
+
+  /**
+   * Keeps the HTML descriptions from "wrapping" in the list, which cuts off
+   * words.
+   */
+  private static final String PREFIX = "<html><nobr>";
+
+  private static Map<CompletionType, Icon> iconsTypes = new HashMap<CompletionType, Icon>();
+
+  static {
+    iconsTypes.put(CompletionType.CLASS, getIcon("class.gif"));
+    iconsTypes.put(CompletionType.ENUM, getIcon("enum.gif"));
+    iconsTypes.put(CompletionType.VARIABLE, getIcon("variable.gif"));
+    iconsTypes.put(CompletionType.LOCAL_VAR, getIcon("variable_local.gif"));
+    iconsTypes.put(CompletionType.STATIC_VAR, getIcon("variable_static.gif"));
+    iconsTypes.put(CompletionType.FUNCTION, getIcon("function.gif"));
+    iconsTypes.put(CompletionType.ERROR, getIcon("error.gif"));
+    iconsTypes.put(CompletionType.TEMPLATE, getIcon("template_obj.gif"));
+  }
+
+  private static Icon getIcon(String image) {
+    return new ImageIcon(
+        CompletionsRenderer.class.getResource("icons/" + image));
+  }
+
+  public static Icon getIcon(CompletionType tokenType) {
+    return iconsTypes.get(tokenType);
+  }
+
+  public CompletionsRenderer() {
+    setOpaque(true);
+    // Font f = Theme.getDefaultFont();
+    Font f = RSyntaxTextArea.getDefaultFont();
+    setFont(f.deriveFont(f.getStyle() & ~Font.BOLD)); // remove bold.
+  }
+
+  @Override
+  public Component getListCellRendererComponent(JList list, Object value,
+                                                int index, boolean isSelected,
+                                                boolean cellHasFocus) {
+
+    String text = null;
+    CompletionType tokenType = null;
+
+    // if (value instanceof TElementCompletion) {
+    //
+    // TElementCompletion completion = (TElementCompletion) value;
+    // TElement element = completion.getElement();
+    // tokenType = completion.getType();
+    // text = element.getHtmlRepresentation();
+    //
+    // } else if (value instanceof TFunctionCompletion) {
+    //
+    // TFunctionCompletion completion = (TFunctionCompletion) value;
+    // TFunction function = completion.getFunction();
+    // text = function.getHtmlRepresentation();
+    // tokenType = CompletionType.FUNCTION;
+    //
+    // } else
+    if (value instanceof ShorthandCompletion) {
+      text = ((ShorthandCompletion) value).getShortDescription();
+      tokenType = CompletionType.TEMPLATE;
+    } else if (value instanceof FunctionCompletion) {
+      text = ((FunctionCompletion) value).getShortDescription();
+      tokenType = CompletionType.FUNCTION;
+    } else if (value instanceof BasicCompletion) {
+      text = ((BasicCompletion) value).getInputText();
+      if (((BasicCompletion) value).getShortDescription() != null) {
+        text = ((BasicCompletion) value).getShortDescription();
+      }
+    } else if (value instanceof TemplateCompletion) {
+      TemplateCompletion template = (TemplateCompletion) value;
+      text = font(template.getInputText(), LIGHT_BLUE)
+             + font(" - " + template.getDefinitionString(), GRAY);
+    }
+
+    if (text == null) {
+      text = value.toString();
+    }
+
+    // Find Icon
+    if (tokenType != null) {
+      setIcon(iconsTypes.get(tokenType));
+    } else {
+      setIcon(iconsTypes.get(CompletionType.TEMPLATE));
+    }
+
+    if (isSelected) {
+      setText(text.replaceAll("\\<[^>]*>", ""));
+      setBackground(HIGHLIGHT_COLOR);
+      setForeground(Color.white);
+    } else {
+      setText(PREFIX + text);
+      setBackground(Color.white);
+      setForeground(Color.black);
+    }
+
+    return this;
+  }
+
+  private String font(String text, String color) {
+    return "<font color='" + color + "'>" + text + "</font>";
+  }
+
+}