Allow form elements visibility

nexusdialog/src/main/java/com/github/dkharrat/nexusdialog/FormElementController.java

@@ -12,6 +12,8 @@ public abstract class FormElementController {
     private final String name;
     private FormModel model;
     private View view;
+    private boolean visible;
+    private boolean enabled;
 
     /**
      * Constructs a new instance with the specified name.
@@ -20,8 +22,32 @@ public abstract class FormElementController {
      * @param name  the name of this instance
      */
     protected FormElementController(Context ctx, String name) {
+        this(ctx, name, true);
+    }
+
+    /**
+     * Constructs a new instance with the specified name.
+     *
+     * @param ctx   the Android context
+     * @param name  the name of this instance
+     * @param visible visibility flag
+     */
+    protected FormElementController(Context ctx, String name, boolean visible) {
+        this(ctx, name, visible, true);
+    }
+
+    /**
+     * Constructs a new instance with the specified name.
+     *
+     * @param ctx   the Android context
+     * @param name  the name of this instance
+     * @param visible visibility flag
+     */
+    protected FormElementController(Context ctx, String name, boolean visible, boolean enabled) {
         this.context = ctx;
         this.name = name;
+        this.visible = visible;
+        this.enabled = enabled;
     }
 
     /**
@@ -87,4 +113,31 @@ public boolean isViewCreated() {
      * Refreshes the view of this element to reflect current model.
      */
     public abstract void refresh();
+
+    public boolean isVisible() {
+        return visible;
+    }
+
+    /**
+     * Sets the element visibility
+     *
+     * @param visible
+     */
+    public void setVisible(boolean visible) {
+        this.visible = visible;
+        if(view != null) {
+            view.setVisibility(visible ? View.VISIBLE : View.GONE);
+        }
+    }
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean enabled) {
+        this.enabled = enabled;
+        refreshUIEnabled(enabled);
+    }
+
+    protected abstract void refreshUIEnabled(boolean enabled);
 }

nexusdialog/src/main/java/com/github/dkharrat/nexusdialog/controllers/EditTextController.java

@@ -176,4 +176,5 @@ private void refresh(EditText editText) {
     public void refresh() {
         refresh(getEditText());
     }
+
 }

nexusdialog/src/main/java/com/github/dkharrat/nexusdialog/controllers/FormSectionController.java

@@ -33,12 +33,24 @@ public class FormSectionController extends FormElementController {
      * @param ctx   the Android context
      * @param name  the name of the section
      * @param title the title of the section to display
+     * @param visible the section visibility
      */
-    public FormSectionController(Context ctx, String name, String title) {
-        super(ctx, name);
+    public FormSectionController(Context ctx, String name, String title, boolean visible) {
+        super(ctx, name, visible);
         this.title = title;
     }
 
+    /**
+     * Creates a new instance of a form section with a specified name and title.
+     *
+     * @param ctx   the Android context
+     * @param name  the name of the section
+     * @param title the title of the section to display
+     */
+    public FormSectionController(Context ctx, String name, String title) {
+        this(ctx, name, title, true);
+    }
+
     /**
      * Creates a new instance of a form section with a specified title. The name of the section is generated randomly.
      * This method can be used when you do not need to refer to a section by name.
@@ -79,6 +91,7 @@ public FormElementController addElement(FormElementController element) {
         if (elements.containsKey(element.getName())) {
             throw new IllegalArgumentException("Element with that name already exists");
         } else {
+            element.setVisible(isVisible());
             elements.put(element.getName(), element);
             orderedElements.add(element);
             return element;
@@ -174,6 +187,8 @@ protected View createView() {
             view = layoutInflater.inflate(R.layout.separator, null);
         }
 
+        view.setVisibility(isVisible() ? View.VISIBLE : View.GONE);
+
         return view;
     }
 
@@ -183,4 +198,27 @@ public void refresh() {
             element.refresh();
         }
     }
+
+    @Override
+    public void setVisible(boolean visible) {
+        for (FormElementController element : orderedElements) {
+            element.setVisible(visible);
+        }
+        super.setVisible(visible);
+    }
+
+    @Override
+    public void setEnabled(boolean enabled) {
+        for (FormElementController element : orderedElements) {
+            element.setEnabled(enabled);
+        }
+        super.setEnabled(enabled);
+    }
+
+    @Override
+    protected void refreshUIEnabled(boolean enabled) {
+        for (FormElementController element : orderedElements) {
+            element.refresh();
+        }
+    }
 }

nexusdialog/src/main/java/com/github/dkharrat/nexusdialog/controllers/LabeledFieldController.java

@@ -128,6 +128,13 @@ protected View createView() {
         FrameLayout container = (FrameLayout)view.findViewById(R.id.field_container);
         container.addView(getFieldView());
 
+        view.setVisibility(this.isVisible() ? View.VISIBLE : View.GONE);
+        refreshUIEnabled(this.isEnabled());
+
         return view;
     }
+
+    protected void refreshUIEnabled(boolean enabled) {
+        fieldView.setEnabled(enabled);
+    }
 }