1 files changed, 217 insertions, 0 deletions
diff --git a/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ErrorPaneConfigurable.java b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ErrorPaneConfigurable.java
new file mode 100644
index 000000000000..77ccbe6cbdff
--- /dev/null
+++ b/java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/ErrorPaneConfigurable.java
@@ -0,0 +1,217 @@
+/*
+ * Copyright 2000-2014 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.openapi.roots.ui.configuration;
+
+import com.intellij.openapi.Disposable;
+import com.intellij.openapi.options.Configurable;
+import com.intellij.openapi.options.ConfigurationException;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.roots.ui.configuration.projectRoot.StructureConfigurableContext;
+import com.intellij.openapi.util.Disposer;
+import com.intellij.openapi.util.text.StringUtil;
+import com.intellij.ui.*;
+import com.intellij.ui.awt.RelativePoint;
+import com.intellij.util.Alarm;
+import com.intellij.util.ui.UIUtil;
+import org.jetbrains.annotations.Nls;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import javax.swing.*;
+import javax.swing.event.HyperlinkEvent;
+import javax.swing.text.Element;
+import java.awt.*;
+import java.awt.event.MouseEvent;
+import java.net.URL;
+import java.util.ArrayList;
+
+/**
+ * @author Konstantin Bulenkov
+ */
+public class ErrorPaneConfigurable extends JPanel implements Configurable, Disposable, ConfigurationErrors {
+  private final Alarm myAlarm;
+  private final ArrayList<ConfigurationError> myErrors = new ArrayList<ConfigurationError>();
+  private final JTextPane myContent = new JTextPane();
+  private Runnable myOnErrorsChanged;
+
+  public ErrorPaneConfigurable(final Project project, StructureConfigurableContext context, Runnable onErrorsChanged) {
+    super(new BorderLayout());
+    myOnErrorsChanged = onErrorsChanged;
+    myContent.setEditorKit(UIUtil.getHTMLEditorKit());
+    myContent.setEditable(false);
+    myContent.setBackground(UIUtil.getListBackground());
+    final JScrollPane pane = ScrollPaneFactory.createScrollPane(myContent, true);
+    pane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
+    add(pane);
+    myAlarm = new Alarm(this);
+    project.getMessageBus().connect(this).subscribe(ConfigurationErrors.TOPIC, this);
+    myContent.addHyperlinkListener(new HyperlinkAdapter() {
+      @Override
+      public void hyperlinkActivated(HyperlinkEvent e) {
+        final URL url = e.getURL();
+        final AWTEvent awtEvent = EventQueue.getCurrentEvent();
+        if (!(awtEvent instanceof MouseEvent)) {
+          return;
+        }
+        final MouseEvent me = (MouseEvent)awtEvent;
+
+        if (url != null) {
+          ConfigurationError error = null;
+          Element element = e.getSourceElement();
+          while (element != null) {
+            if ("li".equals(element.getName())) {
+              final Element ol = element.getParentElement();
+              for (int i = 0; i < ol.getElementCount(); i++) {
+                if (ol.getElement(i) == element) {
+                  error = myErrors.get(i);
+                }
+              }
+              break;
+            }
+            element = element.getParentElement();
+          }
+          if (error == null) return;
+          final String host = url.getHost();
+          String path = url.getPath();
+          if (path != null && path.startsWith("/")) {
+            path = StringUtil.unescapeXml(path.substring(1));
+          }
+          if (path != null) {
+            if ("fix".equals(host)) {
+              final MouseEvent mouseEvent = new MouseEvent(me.getComponent(), me.getID(), me.getWhen(), me.getModifiers(),
+                                                           me.getX() - 15, me.getY() + 10, me.getClickCount(), me.isPopupTrigger());
+              error.fix(myContent, new RelativePoint(mouseEvent));
+            } else {
+              error.navigate();
+            }
+          }
+        }
+      }
+    });
+
+    refresh();
+  }
+
+  public void refresh() {
+    myAlarm.cancelAllRequests();
+    myAlarm.addRequest(new Runnable() {
+      @Override
+      public void run() {
+        String html = "<html>" +
+                      "<header><style type='text/css'>" +
+                      "body {" +
+                      "  color: #" + ColorUtil.toHex(new JBColor(Gray.x33, UIUtil.getLabelForeground())) + ";" +
+                      "  font-family: '" + UIUtil.getLabelFont().getName() + ",serif';" +
+                      "  font-size: " + UIUtil.getLabelFont().getSize() + ";" +
+                      "}" +
+                      "li {" +
+                      "  margin-bottom: 5;" +
+                      "}" +
+                      "ol {" +
+                      "}" +
+                      "a {" +
+                      " text-decoration: none;" +
+                      "}" +
+                      "</style>" +
+                      "</header>" +
+                      "<body>";
+        int i = 0;
+        html += "<ol>";
+        for (ConfigurationError error : myErrors) {
+          i++;
+          String description = error.getDescription();
+          if (description.startsWith("<html>") && description.endsWith("</html>")) {
+            description = description.substring(6, description.length() - 7);
+          }
+          if (description.startsWith("Module '")) {
+            final int start = 8;
+            final int end = description.indexOf("'", 9);
+            final String moduleName = description.substring(start, end);
+            description = "Module <a href='http://module/" + StringUtil.escapeXml(moduleName) + "'>" + StringUtil.escapeXml(moduleName) + "</a> " + description.substring(
+              end + 1);
+          }
+          if (error.canBeFixed()) {
+            description += " <a href='http://fix/" + i + "'>[Fix]</a>";
+          }
+          html+= "<li>" + description + "</li>";
+        }
+        html += "</ol></body></html>";
+        myContent.setText(html);
+        if (myOnErrorsChanged != null) {
+          myOnErrorsChanged.run();
+        }
+      }
+    }, 100);
+  }
+
+  @Nls
+  @Override
+  public String getDisplayName() {
+    return "Problems";
+  }
+
+  @Nullable
+  @Override
+  public String getHelpTopic() {
+    return null;
+  }
+
+  @Nullable
+  @Override
+  public JComponent createComponent() {
+    return this;
+  }
+
+  @Override
+  public boolean isModified() {
+    return false;
+  }
+
+  @Override
+  public void apply() throws ConfigurationException {
+
+  }
+
+  @Override
+  public void reset() {
+
+  }
+
+  @Override
+  public void disposeUIResources() {
+    Disposer.dispose(this);
+  }
+
+  @Override
+  public void dispose() {
+  }
+
+  @Override
+  public void addError(@NotNull ConfigurationError error) {
+    myErrors.add(error);
+    refresh();
+  }
+
+  @Override
+  public void removeError(@NotNull ConfigurationError error) {
+    myErrors.remove(error);
+    refresh();
+  }
+
+  public int getErrorsCount() {
+    return myErrors.size();
+  }
+}