platform/platform-impl/src/com/intellij/ide/TipOfTheDayManager.java

/*
 * 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.ide;

import com.intellij.ide.util.TipDialog;
import com.intellij.openapi.project.DumbAware;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.startup.StartupActivity;
import com.intellij.openapi.wm.ToolWindowManager;
import org.jetbrains.annotations.NotNull;

public class TipOfTheDayManager implements StartupActivity, DumbAware {
  private boolean myVeryFirstProjectOpening = true;

  @Override
  public void runActivity(@NotNull final Project project) {
    if (!myVeryFirstProjectOpening || !GeneralSettings.getInstance().showTipsOnStartup()) {
      return;
    }

    myVeryFirstProjectOpening = false;

    ToolWindowManager.getInstance(project).invokeLater(new Runnable() {
      public void run() {
        if (project.isDisposed()) return;
        ToolWindowManager.getInstance(project).invokeLater(new Runnable() {
          public void run() {
            if (project.isDisposed()) return;
            TipDialog.createForProject(project).show();
          }
        });
      }
    });
  }
}