IDEA-37522

java/compiler/forms-compiler/src/com/intellij/uiDesigner/compiler/AsmCodeGenerator.java

@@ -75,7 +75,7 @@ public class AsmCodeGenerator {
     myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_INTELLIJ, new GridLayoutCodeGenerator());
     myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_GRIDBAG, new GridBagLayoutCodeGenerator());
     myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_BORDER, new SimpleLayoutCodeGenerator(Type.getType(BorderLayout.class)));
-    myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_CARD, new SimpleLayoutCodeGenerator(Type.getType(CardLayout.class)));
+    myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_CARD, new CardLayoutCodeGenerator());
     myContainerLayoutCodeGenerators.put(UIFormXmlConstants.LAYOUT_FLOW, new FlowLayoutCodeGenerator());
 
     myComponentLayoutCodeGenerators.put(LwSplitPane.class, new SplitPaneLayoutCodeGenerator());

java/compiler/forms-compiler/src/com/intellij/uiDesigner/compiler/CardLayoutCodeGenerator.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2000-2012 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.uiDesigner.compiler;
+
+import com.intellij.uiDesigner.UIFormXmlConstants;
+import com.intellij.uiDesigner.lw.LwComponent;
+import org.objectweb.asm.Type;
+import org.objectweb.asm.commons.GeneratorAdapter;
+import org.objectweb.asm.commons.Method;
+
+import java.awt.*;
+
+/**
+ * @author Alexander Lobas
+ */
+public class CardLayoutCodeGenerator extends SimpleLayoutCodeGenerator {
+  private static final Method ourGetLayoutMethod = Method.getMethod("java.awt.LayoutManager getLayout()");
+  private static final Method ourShowMethod = Method.getMethod("void show(java.awt.Container,java.lang.String)");
+
+  public CardLayoutCodeGenerator() {
+    super(Type.getType(CardLayout.class));
+  }
+
+  public void generateComponentLayout(LwComponent lwComponent,
+                                      GeneratorAdapter generator,
+                                      int componentLocal,
+                                      int parentLocal) {
+    super.generateComponentLayout(lwComponent, generator, componentLocal, parentLocal);
+
+    String defaultCard = (String)lwComponent.getParent().getClientProperty(UIFormXmlConstants.LAYOUT_CARD);
+    if (lwComponent.getId().equals(defaultCard)) {
+      generator.loadLocal(parentLocal);
+      generator.invokeVirtual(ourContainerType, ourGetLayoutMethod);
+      generator.checkCast(myLayoutType);
+      generator.loadLocal(parentLocal);
+      generator.push((String) lwComponent.getCustomLayoutConstraints());
+      generator.invokeVirtual(myLayoutType, ourShowMethod);
+    }
+  }
+}

java/compiler/forms-compiler/src/com/intellij/uiDesigner/compiler/SimpleLayoutCodeGenerator.java

@@ -28,7 +28,7 @@ import org.objectweb.asm.commons.Method;
  * @author yole
  */
 public class SimpleLayoutCodeGenerator extends LayoutCodeGenerator {
-  private final Type myLayoutType;
+  protected final Type myLayoutType;
   private static final Method ourConstructor = Method.getMethod("void <init>(int,int)");
 
   public SimpleLayoutCodeGenerator(final Type layoutType) {

java/compiler/forms-compiler/src/com/intellij/uiDesigner/lw/CardLayoutSerializer.java

@@ -34,6 +34,9 @@ public class CardLayoutSerializer extends LayoutSerializer {
     final int hGap = LwXmlReader.getOptionalInt(element, UIFormXmlConstants.ATTRIBUTE_HGAP, 0);
     final int vGap = LwXmlReader.getOptionalInt(element, UIFormXmlConstants.ATTRIBUTE_VGAP, 0);
     container.setLayout(new CardLayout(hGap, vGap));
+
+    String defaultCard = LwXmlReader.getOptionalString(element, UIFormXmlConstants.ATTRIBUTE_SHOW, null);
+    container.putClientProperty(UIFormXmlConstants.LAYOUT_CARD, defaultCard);
   }
 
   void readChildConstraints(final Element constraintsElement, final LwComponent component) {