1 files changed, 128 insertions, 0 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/overlays/ui/OverlayDialogButton.java b/mobile/android/base/java/org/mozilla/gecko/overlays/ui/OverlayDialogButton.java
new file mode 100644
index 000000000..8b7bc872b
--- /dev/null
+++ b/mobile/android/base/java/org/mozilla/gecko/overlays/ui/OverlayDialogButton.java
@@ -0,0 +1,128 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.overlays.ui;
+
+import org.mozilla.gecko.R;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.animation.Animation;
+import android.view.animation.AnimationUtils;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+/**
+ * A button in the share overlay, such as the "Add to Reading List" button.
+ * Has an associated icon and label, and two states: enabled and disabled.
+ *
+ * When disabled, tapping results in a "pop" animation causing the icon to pulse. When enabled,
+ * tapping calls the OnClickListener set by the consumer in the usual way.
+ */
+public class OverlayDialogButton extends LinearLayout {
+    private static final String LOGTAG = "GeckoOverlayDialogButton";
+
+    // We can't use super.isEnabled(), since we want to stay clickable in disabled state.
+    private boolean isEnabled = true;
+
+    private final ImageView iconView;
+    private final TextView labelView;
+
+    private String enabledText = "";
+    private String disabledText = "";
+
+    private OnClickListener enabledOnClickListener;
+
+    public OverlayDialogButton(Context context) {
+        this(context, null);
+    }
+
+    public OverlayDialogButton(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        setOrientation(LinearLayout.HORIZONTAL);
+
+        LayoutInflater.from(context).inflate(R.layout.overlay_share_button, this);
+
+        iconView = (ImageView) findViewById(R.id.overlaybtn_icon);
+        labelView = (TextView) findViewById(R.id.overlaybtn_label);
+
+        super.setOnClickListener(new OnClickListener() {
+
+            @Override
+            public void onClick(View v) {
+
+                if (isEnabled) {
+                    if (enabledOnClickListener != null) {
+                        enabledOnClickListener.onClick(v);
+                    } else {
+                        Log.e(LOGTAG, "enabledOnClickListener is null.");
+                    }
+                } else {
+                    Animation anim = AnimationUtils.loadAnimation(getContext(), R.anim.overlay_pop);
+                    iconView.startAnimation(anim);
+                }
+            }
+        });
+
+        final TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.OverlayDialogButton);
+
+        Drawable drawable = typedArray.getDrawable(R.styleable.OverlayDialogButton_drawable);
+        if (drawable != null) {
+            setDrawable(drawable);
+        }
+
+        String disabledText = typedArray.getString(R.styleable.OverlayDialogButton_disabledText);
+        if (disabledText != null) {
+            this.disabledText = disabledText;
+        }
+
+        String enabledText = typedArray.getString(R.styleable.OverlayDialogButton_enabledText);
+        if (enabledText != null) {
+            this.enabledText = enabledText;
+        }
+
+        typedArray.recycle();
+
+        setEnabled(true);
+    }
+
+    public void setDrawable(Drawable drawable) {
+        iconView.setImageDrawable(drawable);
+    }
+
+    public void setText(String text) {
+        labelView.setText(text);
+    }
+
+    @Override
+    public void setOnClickListener(OnClickListener listener) {
+        enabledOnClickListener = listener;
+    }
+
+    /**
+     * Set the enabledness state of this view. We don't call super.setEnabled, as we want to remain
+     * clickable even in the disabled state (but with a different click listener).
+     */
+    @Override
+    public void setEnabled(boolean enabled) {
+        isEnabled = enabled;
+        iconView.setEnabled(enabled);
+        labelView.setEnabled(enabled);
+
+        if (enabled) {
+            setText(enabledText);
+        } else {
+            setText(disabledText);
+        }
+    }
+
+}