Add m-esr52 at 52.6.0

1 files changed, 111 insertions, 0 deletions

diff --git a/mobile/android/base/java/org/mozilla/gecko/widget/IconTabWidget.java b/mobile/android/base/java/org/mozilla/gecko/widget/IconTabWidget.java
new file mode 100644
index 000000000..71987bf8c
--- /dev/null
+++ b/mobile/android/base/java/org/mozilla/gecko/widget/IconTabWidget.java
@@ -0,0 +1,111 @@
+/* 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.widget;
+
+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.view.LayoutInflater;
+import android.view.View;
+import android.widget.ImageButton;
+import android.widget.TabWidget;
+import android.widget.TextView;
+
+public class IconTabWidget extends TabWidget {
+    OnTabChangedListener mListener;
+    private final int mButtonLayoutId;
+    private final boolean mIsIcon;
+
+    public static interface OnTabChangedListener {
+        public void onTabChanged(int tabIndex);
+    }
+
+    public IconTabWidget(Context context, AttributeSet attrs) {
+        super(context, attrs);
+
+        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.IconTabWidget);
+        mButtonLayoutId = a.getResourceId(R.styleable.IconTabWidget_android_layout, 0);
+        mIsIcon = (a.getInt(R.styleable.IconTabWidget_display, 0x00) == 0x00);
+        a.recycle();
+
+        if (mButtonLayoutId == 0) {
+            throw new RuntimeException("You must supply layout attribute");
+        }
+    }
+
+    public View addTab(final int imageResId, final int stringResId) {
+        View button = LayoutInflater.from(getContext()).inflate(mButtonLayoutId, this, false);
+        if (mIsIcon) {
+            ((ImageButton) button).setImageResource(imageResId);
+            button.setContentDescription(getContext().getString(stringResId));
+        } else {
+            ((TextView) button).setText(getContext().getString(stringResId));
+        }
+
+        addView(button);
+        button.setOnClickListener(new TabClickListener(getTabCount() - 1));
+        button.setOnFocusChangeListener(this);
+        return button;
+    }
+
+    public void setTabSelectionListener(OnTabChangedListener listener) {
+        mListener = listener;
+    }
+
+    @Override
+    public void onFocusChange(View view, boolean hasFocus) {
+    }
+
+    private class TabClickListener implements OnClickListener {
+        private final int mIndex;
+
+        public TabClickListener(int index) {
+            mIndex = index;
+        }
+
+        @Override
+        public void onClick(View view) {
+            if (mListener != null)
+                mListener.onTabChanged(mIndex);
+        }
+    }
+
+    /**
+     * Fetch the Drawable icon corresponding to the given panel.
+     * @param panel to fetch icon for.
+     * @return Drawable instance, or null if no icon is being displayed, or the icon does not exist.
+     */
+    public Drawable getIconDrawable(int index) {
+        if (!mIsIcon) {
+            return null;
+        }
+        // We can have multiple views in the tabs panel for each child. This finds the
+        // first view corresponding to the given tab. This varies by Android
+        // version. The first view should always be our ImageButton, but let's
+        // be safe.
+        final View view = getChildTabViewAt(index);
+        if (view instanceof ImageButton) {
+            return ((ImageButton) view).getDrawable();
+        }
+        return null;
+    }
+
+    public void setIconDrawable(int index, int resource) {
+        if (!mIsIcon) {
+            return;
+        }
+        // We can have multiple views in the tabs panel for each child. This finds the
+        // first view corresponding to the given tab. This varies by Android
+        // version. The first view should always be our ImageButton, but let's
+        // be safe.
+        final View view = getChildTabViewAt(index);
+        if (view instanceof ImageButton) {
+            ((ImageButton) view).setImageResource(resource);
+        }
+    }
+}