java/idea-ui/src/com/intellij/ide/util/importProject/ProgressIndicatorWrapper.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.ide.util.importProject;
  17
  18 import com.intellij.openapi.progress.ProcessCanceledException;
  19 import com.intellij.openapi.progress.ProgressIndicator;
  20 import org.jetbrains.annotations.Nullable;
  21
  22 /**
  23  * @author Eugene Zhuravlev
  24  *         Date: Jul 5, 2007
  25  */
  26 public class ProgressIndicatorWrapper {
  27   @Nullable
  28   private final ProgressIndicator myIndicator;
  29
  30   public ProgressIndicatorWrapper(@Nullable ProgressIndicator indicator) {
  31     myIndicator = indicator;
  32   }
  33
  34   public boolean isCanceled() {
  35     return myIndicator != null && myIndicator.isCanceled();
  36   }
  37
  38   public void setText(final String text) {
  39     if (myIndicator != null) {
  40       myIndicator.setText(text);
  41     }
  42   }
  43
  44   public void setText2(final String text) {
  45     if (myIndicator != null) {
  46       myIndicator.setText2(text);
  47     }
  48   }
  49
  50   public void setFraction(final double fraction) {
  51     if (myIndicator != null) {
  52       myIndicator.setFraction(fraction);
  53     }
  54   }
  55
  56   public void pushState() {
  57     if (myIndicator != null) {
  58       myIndicator.pushState();
  59     }
  60   }
  61
  62   public void popState() {
  63     if (myIndicator != null) {
  64       myIndicator.popState();
  65     }
  66   }
  67
  68   public void setIndeterminate(final boolean indeterminate) {
  69     if (myIndicator != null) {
  70       myIndicator.setIndeterminate(indeterminate);
  71     }
  72   }
  73
  74   public void checkCanceled() throws ProcessCanceledException {
  75     if (myIndicator != null) {
  76       myIndicator.checkCanceled();
  77     }
  78   }
  79 }