platform/vcs-impl/src/com/intellij/openapi/vcs/changes/committed/CacheSettingsPanel.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.openapi.vcs.changes.committed;
  17
  18 import com.intellij.openapi.options.Configurable;
  19 import com.intellij.openapi.options.ConfigurationException;
  20 import com.intellij.openapi.project.Project;
  21 import org.jetbrains.annotations.Nls;
  22
  23 import javax.swing.*;
  24 import java.awt.event.ActionEvent;
  25 import java.awt.event.ActionListener;
  26
  27 /**
  28  * @author yole
  29  */
  30 public class CacheSettingsPanel implements Configurable {
  31   private JSpinner myCountSpinner;
  32   private JPanel myTopPanel;
  33   private JSpinner myRefreshSpinner;
  34   private JCheckBox myRefreshCheckbox;
  35   private JSpinner myDaysSpinner;
  36   private JLabel myCountLabel;
  37   private JLabel myDaysLabel;
  38   private CommittedChangesCache myCache;
  39
  40   public CacheSettingsPanel() {
  41     myRefreshCheckbox.addActionListener(new ActionListener() {
  42       public void actionPerformed(ActionEvent e) {
  43         updateControls();
  44       }
  45     });
  46   }
  47
  48   public void initPanel(final Project project) {
  49     myCache = CommittedChangesCache.getInstance(project);
  50   }
  51
  52   public void apply() throws ConfigurationException {
  53     final CommittedChangesCache.State state = new CommittedChangesCache.State();
  54     state.setInitialCount(((SpinnerNumberModel)myCountSpinner.getModel()).getNumber().intValue());
  55     state.setInitialDays(((SpinnerNumberModel)myDaysSpinner.getModel()).getNumber().intValue());
  56     state.setRefreshInterval(((SpinnerNumberModel)myRefreshSpinner.getModel()).getNumber().intValue());
  57     state.setRefreshEnabled(myRefreshCheckbox.isSelected());
  58     myCache.loadState(state);
  59   }
  60
  61   public boolean isModified() {
  62     CommittedChangesCache.State state = myCache.getState();
  63
  64     if (state.getInitialCount() != ((SpinnerNumberModel)myCountSpinner.getModel()).getNumber().intValue()) return true;
  65     if (state.getInitialDays() != ((SpinnerNumberModel)myDaysSpinner.getModel()).getNumber().intValue()) return true;
  66     if (state.getRefreshInterval() != ((SpinnerNumberModel)myRefreshSpinner.getModel()).getNumber().intValue()) return true;
  67     if (state.isRefreshEnabled() != myRefreshCheckbox.isSelected()) return true;
  68
  69     return false;
  70   }
  71
  72   public void reset() {
  73     final CommittedChangesCache.State state = myCache.getState();
  74
  75     myCountSpinner.setModel(new SpinnerNumberModel(state.getInitialCount(), 1, 100000, 10));
  76     myDaysSpinner.setModel(new SpinnerNumberModel(state.getInitialDays(), 1, 720, 10));
  77     myRefreshSpinner.setModel(new SpinnerNumberModel(state.getRefreshInterval(), 1, 60 * 24, 1));
  78     if (myCache.isMaxCountSupportedForProject()) {
  79       myDaysLabel.setVisible(false);
  80       myDaysSpinner.setVisible(false);
  81     }
  82     else {
  83       myCountLabel.setVisible(false);
  84       myCountSpinner.setVisible(false);
  85     }
  86     myRefreshCheckbox.setSelected(state.isRefreshEnabled());
  87     updateControls();
  88
  89   }
  90
  91   private void updateControls() {
  92     myRefreshSpinner.setEnabled(myRefreshCheckbox.isSelected());
  93   }
  94
  95   public JComponent getPanel() {
  96     return myTopPanel;
  97   }
  98
  99   @Nls
 100   public String getDisplayName() {
 101     return "Cache";
 102   }
 103
 104   public Icon getIcon() {
 105     return null;
 106   }
 107
 108   public String getHelpTopic() {
 109     return "project.propVCSSupport.Cache";
 110   }
 111
 112   public JComponent createComponent() {
 113     return getPanel();
 114   }
 115
 116   public void disposeUIResources() {
 117   }
 118
 119   public void setEnableCaching(final boolean value) {
 120     myRefreshCheckbox.setSelected(value);
 121   }
 122
 123   public void setEnabled(final boolean value) {
 124     myRefreshCheckbox.setEnabled(value);
 125   }
 126
 127   public boolean isCachingEnabled() {
 128     return myRefreshCheckbox.isSelected();
 129   }
 130 }