#RUBY-17510 provide list reloadable panel

platform/lang-impl/src/com/intellij/lang/javascript/boilerplate/GithubProjectGeneratorPeer.java

@@ -26,6 +26,7 @@ import com.intellij.ui.ListCellRendererWrapper;
 import com.intellij.util.ObjectUtils;
 import com.intellij.util.containers.ContainerUtil;
 import com.intellij.util.ui.ReloadableComboBoxPanel;
+import com.intellij.util.ui.ReloadablePanel;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
@@ -116,7 +117,7 @@ public class GithubProjectGeneratorPeer implements WebProjectGenerator.Generator
   private final GithubTagListProvider myTagListProvider;
   private JComponent myComponent;
   private JPanel myVersionPanel;
-  private ReloadableComboBoxPanel<GithubTagInfo> myReloadableComboBoxPanel;
+  private ReloadablePanel<GithubTagInfo> myReloadableComboBoxPanel;
 
   public GithubProjectGeneratorPeer(@NotNull AbstractGithubTagDownloadedProjectGenerator generator) {
     String ghUserName = generator.getGithubUserName();

platform/platform-impl/src/com/intellij/util/ui/ReloadableComboBoxPanel.form

@@ -21,7 +21,7 @@
           <grid row="0" column="2" row-span="1" col-span="1" vsize-policy="1" hsize-policy="6" anchor="0" fill="1" indent="0" use-parent-layout="false"/>
         </constraints>
       </hspacer>
-      <grid id="c8f68" binding="myActionPanel" layout-manager="CardLayout" hgap="0" vgap="0">
+      <grid id="c8f68" binding="myActionPanel" custom-create="true" layout-manager="CardLayout" hgap="0" vgap="0">
         <constraints>
           <grid row="0" column="1" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="0" fill="3" indent="0" use-parent-layout="false"/>
         </constraints>

platform/platform-impl/src/com/intellij/util/ui/ReloadableComboBoxPanel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2014 JetBrains s.r.o.
+ * Copyright 2000-2016 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.
@@ -15,176 +15,34 @@
  */
 package com.intellij.util.ui;
 
-import com.intellij.icons.AllIcons;
-import com.intellij.openapi.actionSystem.ActionToolbar;
-import com.intellij.openapi.actionSystem.AnAction;
-import com.intellij.openapi.actionSystem.AnActionEvent;
-import com.intellij.openapi.actionSystem.impl.ActionButton;
 import com.intellij.openapi.ui.ComboBox;
-import com.intellij.ui.JBColor;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 import javax.swing.*;
-import java.awt.*;
-import java.util.Set;
 
-public abstract class ReloadableComboBoxPanel<T> {
-  public interface DataProvider<T> {
-
-    /**
-     * returns init cached values
-     */
-    @Nullable
-    Set<T> getCachedValues();
-
-    /**
-     * After getting values method must call #onUpdateValues or #onValuesUpdateError
-     */
-    void updateValuesAsynchronously();
-  }
-
-  private static final String CONTROL_PLACE = "UI.Configuration.Component.Reload.Panel";
-
-  private final AsyncProcessIcon myLoadingVersionIcon = new AsyncProcessIcon("Getting possible values");
-
-  private final JLabel myErrorMessage = new JLabel();
-  @Nullable
-  private volatile DataProvider<T> myDataProvider;
-  @Nullable
-  private volatile UpdateStatus myUpdateStatus;
+public abstract class ReloadableComboBoxPanel<T> extends ReloadablePanel<T> {
   protected JComboBox myComboBox;
-
-  protected JPanel myActionPanel;
-  protected JPanel myMainPanel;
-  public ReloadableComboBoxPanel() {
-    myErrorMessage.setForeground(JBColor.RED);
-    fillActionPanel();
-  }
-
-  public final void setDataProvider(@NotNull DataProvider<T> dataProvider) {
-    myDataProvider = dataProvider;
-
-    Set<T> cachedValues = dataProvider.getCachedValues();
-    if (cachedValues != null) {
-      onUpdateValues(cachedValues);
-    }
-  }
-
-  protected abstract void doUpdateValues(@NotNull Set<T> values);
+  private JPanel myActionPanel;
+  private JPanel myMainPanel;
 
   @SuppressWarnings("unchecked")
   public T getSelectedValue() {
     return (T)myComboBox.getSelectedItem();
   }
 
-  @NotNull
-  public final JLabel getErrorComponent() {
-    return myErrorMessage;
-  }
-
-  public final boolean isBackgroundJobRunning() {
-    return myUpdateStatus == UpdateStatus.UPDATING;
-  }
-
-  public final void onUpdateValues(@NotNull Set<T> values) {
-    changeUpdateStatus(UpdateStatus.IDLE);
-    doUpdateValues(values);
-  }
-
-  public final void reloadValuesInBackground() {
-    if (myUpdateStatus == UpdateStatus.UPDATING) return;
-    changeUpdateStatus(UpdateStatus.UPDATING);
-    myErrorMessage.setText(null);
-    DataProvider<T> provider = myDataProvider;
-    assert provider != null;
-    provider.updateValuesAsynchronously();
-  }
-
-  private void changeUpdateStatus(@NotNull UpdateStatus status) {
-    CardLayout cardLayout = (CardLayout)myActionPanel.getLayout();
-    cardLayout.show(myActionPanel, status.name());
-    if (status == UpdateStatus.UPDATING) {
-      myLoadingVersionIcon.resume();
-    }
-    else {
-      myLoadingVersionIcon.suspend();
-    }
-    myUpdateStatus = status;
-  }
-
-  private void fillActionPanel() {
-    myActionPanel.add(createReloadButtonPanel(), UpdateStatus.IDLE.name());
-    myActionPanel.add(createReloadInProgressPanel(), UpdateStatus.UPDATING.name());
-    changeUpdateStatus(UpdateStatus.IDLE);
-  }
-
-  public final void onValuesUpdateError(@NotNull final String errorMessage) {
-    UIUtil.invokeLaterIfNeeded(new Runnable() {
-      @Override
-      public void run() {
-        if (getSelectedValue() == null) {
-          myErrorMessage.setText(errorMessage);
-        }
-        changeUpdateStatus(UpdateStatus.IDLE);
-      }
-    });
-  }
-
-
-  @NotNull
-  private JPanel createReloadButtonPanel() {
-    ReloadAction reloadAction = new ReloadAction();
-    ActionButton reloadButton = new ActionButton(
-      reloadAction,
-      reloadAction.getTemplatePresentation().clone(),
-      CONTROL_PLACE,
-      ActionToolbar.DEFAULT_MINIMUM_BUTTON_SIZE
-    );
-    JPanel panel = new JPanel(new BorderLayout(0, 0));
-    panel.add(reloadButton, BorderLayout.WEST);
-    return panel;
-  }
-
-  @NotNull
-  public final JPanel getMainPanel() {
-    return myMainPanel;
-  }
-
-  @NotNull
-  private JPanel createReloadInProgressPanel() {
-    JPanel panel = new JPanel();
-    panel.add(myLoadingVersionIcon);
-    return panel;
-  }
-
-  private final class ReloadAction extends AnAction {
-
-    private ReloadAction() {
-      super("Reload list", null, AllIcons.Actions.Refresh);
-    }
-
-    @Override
-    public void actionPerformed(AnActionEvent e) {
-      reloadValuesInBackground();
-    }
-
-    @Override
-    public void update(AnActionEvent e) {
-      e.getPresentation().setEnabled(true);
-    }
-  }
-
-  private enum UpdateStatus {
-    UPDATING, IDLE
-  }
-
   @NotNull
   protected JComboBox createValuesComboBox() {
     return new ComboBox();
   }
 
+  @NotNull
+  @Override
+  public JPanel getMainPanel() {
+    return myMainPanel;
+  }
+
   private void createUIComponents() {
     myComboBox = createValuesComboBox();
+    myActionPanel = getActionPanel();
   }
 }

platform/platform-impl/src/com/intellij/util/ui/ReloadableListPanel.form

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<form xmlns="http://www.intellij.com/uidesigner/form/" version="1" bind-to-class="com.intellij.util.ui.ReloadableListPanel">
+  <grid id="27dc6" binding="myMainPanel" layout-manager="GridLayoutManager" row-count="2" column-count="2" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+    <margin top="0" left="0" bottom="0" right="0"/>
+    <constraints>
+      <xy x="20" y="20" width="500" height="400"/>
+    </constraints>
+    <properties/>
+    <border type="none"/>
+    <children>
+      <grid id="c5722" layout-manager="GridLayoutManager" row-count="1" column-count="2" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+        <margin top="0" left="0" bottom="0" right="0"/>
+        <constraints>
+          <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="1" fill="1" indent="0" use-parent-layout="true"/>
+        </constraints>
+        <properties/>
+        <border type="none"/>
+        <children>
+          <component id="58690" class="com.intellij.ui.components.JBList" binding="myList" custom-create="true">
+            <constraints>
+              <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="1" fill="0" indent="0" use-parent-layout="false">
+                <maximum-size width="-1" height="200"/>
+              </grid>
+            </constraints>
+            <properties>
+              <inheritsPopupMenu value="false"/>
+              <selectionMode value="0"/>
+            </properties>
+          </component>
+          <grid id="259ea" binding="myActionPanel" custom-create="true" layout-manager="GridLayoutManager" row-count="1" column-count="1" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+            <margin top="0" left="0" bottom="0" right="0"/>
+            <constraints>
+              <grid row="0" column="1" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="1" fill="1" indent="0" use-parent-layout="false"/>
+            </constraints>
+            <properties/>
+            <border type="none"/>
+            <children/>
+          </grid>
+        </children>
+      </grid>
+      <hspacer id="5dcae">
+        <constraints>
+          <grid row="0" column="1" row-span="1" col-span="1" vsize-policy="1" hsize-policy="6" anchor="0" fill="1" indent="0" use-parent-layout="false"/>
+        </constraints>
+      </hspacer>
+      <vspacer id="bb939">
+        <constraints>
+          <grid row="1" column="0" row-span="1" col-span="1" vsize-policy="6" hsize-policy="1" anchor="0" fill="2" indent="0" use-parent-layout="false"/>
+        </constraints>
+      </vspacer>
+    </children>
+  </grid>
+</form>

platform/platform-impl/src/com/intellij/util/ui/ReloadableListPanel.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2000-2016 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.util.ui;
+
+import com.intellij.ui.components.JBList;
+import org.jetbrains.annotations.NotNull;
+
+import javax.swing.*;
+
+public abstract class ReloadableListPanel<T> extends ReloadablePanel<T> {
+  protected JList myList;
+  private JPanel myMainPanel;
+  private JPanel myActionPanel;
+
+  @SuppressWarnings("unchecked")
+  public T getSelectedValue() {
+    return (T)myList.getSelectedValue();
+  }
+
+  protected void createList() {
+    myList = new JBList();
+  }
+
+  @NotNull
+  @Override
+  public JPanel getMainPanel() {
+    return myMainPanel;
+  }
+
+  private void createUIComponents() {
+    myActionPanel = getActionPanel();
+    createList();
+  }
+}

platform/platform-impl/src/com/intellij/util/ui/ReloadablePanel.java

@@ -0,0 +1,184 @@
+/*
+ * 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.util.ui;
+
+import com.intellij.icons.AllIcons;
+import com.intellij.openapi.actionSystem.ActionToolbar;
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.actionSystem.impl.ActionButton;
+import com.intellij.ui.JBColor;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import javax.swing.*;
+import java.awt.*;
+import java.util.Set;
+
+public abstract class ReloadablePanel<T> {
+  public interface DataProvider<T> {
+
+    /**
+     * returns init cached values
+     */
+    @Nullable
+    Set<T> getCachedValues();
+
+    /**
+     * After getting values method must call #onUpdateValues or #onValuesUpdateError
+     */
+    void updateValuesAsynchronously();
+  }
+
+  private static final String CONTROL_PLACE = "UI.Configuration.Component.Reload.Panel";
+
+  private final AsyncProcessIcon myLoadingVersionIcon = new AsyncProcessIcon("Getting possible values");
+
+  private final JLabel myErrorMessage = new JLabel();
+  @Nullable
+  private volatile DataProvider<T> myDataProvider;
+  @Nullable
+  private volatile UpdateStatus myUpdateStatus;
+
+  protected JPanel myActionPanel;
+  public ReloadablePanel() {
+    myErrorMessage.setForeground(JBColor.RED);
+
+    createActionPanel();
+    fillActionPanel();
+  }
+
+  private void createActionPanel() {
+    myActionPanel = new JPanel(new CardLayout());
+  }
+
+  public final void setDataProvider(@NotNull DataProvider<T> dataProvider) {
+    myDataProvider = dataProvider;
+
+    Set<T> cachedValues = dataProvider.getCachedValues();
+    if (cachedValues != null) {
+      onUpdateValues(cachedValues);
+    }
+  }
+
+  protected abstract void doUpdateValues(@NotNull Set<T> values);
+
+  public abstract T getSelectedValue();
+
+  @NotNull
+  public final JLabel getErrorComponent() {
+    return myErrorMessage;
+  }
+
+  public final boolean isBackgroundJobRunning() {
+    return myUpdateStatus == UpdateStatus.UPDATING;
+  }
+
+  public final void onUpdateValues(@NotNull Set<T> values) {
+    changeUpdateStatus(UpdateStatus.IDLE);
+    doUpdateValues(values);
+  }
+
+  public final void reloadValuesInBackground() {
+    if (myUpdateStatus == UpdateStatus.UPDATING) return;
+    changeUpdateStatus(UpdateStatus.UPDATING);
+    myErrorMessage.setText(null);
+    DataProvider<T> provider = myDataProvider;
+    assert provider != null;
+    provider.updateValuesAsynchronously();
+  }
+
+  private void changeUpdateStatus(@NotNull UpdateStatus status) {
+    CardLayout cardLayout = (CardLayout)myActionPanel.getLayout();
+    cardLayout.show(myActionPanel, status.name());
+    if (status == UpdateStatus.UPDATING) {
+      myLoadingVersionIcon.resume();
+    }
+    else {
+      myLoadingVersionIcon.suspend();
+    }
+    myUpdateStatus = status;
+  }
+
+  protected void fillActionPanel() {
+    myActionPanel.add(createReloadButtonPanel(), UpdateStatus.IDLE.name());
+    myActionPanel.add(createReloadInProgressPanel(), UpdateStatus.UPDATING.name());
+    changeUpdateStatus(UpdateStatus.IDLE);
+  }
+
+  public final void onValuesUpdateError(@NotNull final String errorMessage) {
+    UIUtil.invokeLaterIfNeeded(new Runnable() {
+      @Override
+      public void run() {
+        if (getSelectedValue() == null) {
+          myErrorMessage.setText(errorMessage);
+        }
+        changeUpdateStatus(UpdateStatus.IDLE);
+      }
+    });
+  }
+
+
+  @NotNull
+  private JPanel createReloadButtonPanel() {
+    ReloadAction reloadAction = new ReloadAction();
+    ActionButton reloadButton = new ActionButton(
+      reloadAction,
+      reloadAction.getTemplatePresentation().clone(),
+      CONTROL_PLACE,
+      ActionToolbar.DEFAULT_MINIMUM_BUTTON_SIZE
+    );
+    JPanel panel = new JPanel(new BorderLayout(0, 0));
+    panel.add(reloadButton, BorderLayout.WEST);
+    return panel;
+  }
+
+  @NotNull
+  public abstract JPanel getMainPanel();
+
+  @NotNull
+  JPanel getActionPanel(){
+    return myActionPanel;
+  }
+
+  @NotNull
+  private JPanel createReloadInProgressPanel() {
+    JPanel panel = new JPanel();
+    panel.add(myLoadingVersionIcon);
+    return panel;
+  }
+
+  private final class ReloadAction extends AnAction {
+
+    private ReloadAction() {
+      super("Reload list", null, AllIcons.Actions.Refresh);
+    }
+
+    @Override
+    public void actionPerformed(AnActionEvent e) {
+      reloadValuesInBackground();
+    }
+
+    @Override
+    public void update(AnActionEvent e) {
+      e.getPresentation().setEnabled(true);
+    }
+  }
+
+  private enum UpdateStatus {
+    UPDATING, IDLE
+  }
+}