1 files changed, 139 insertions, 0 deletions
diff --git a/android/source/src/java/org/libreoffice/ToolbarController.java b/android/source/src/java/org/libreoffice/ToolbarController.java
new file mode 100644
index 000000000000..abd1f3e8d6a7
--- /dev/null
+++ b/android/source/src/java/org/libreoffice/ToolbarController.java
@@ -0,0 +1,139 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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.libreoffice;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.drawable.BitmapDrawable;
+import android.support.v7.app.ActionBar;
+import android.support.v7.widget.Toolbar;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+
+import org.libreoffice.canvas.ImageUtils;
+import org.libreoffice.kit.Document;
+
+/**
+ * Controls the changes to the toolbar.
+ */
+public class ToolbarController {
+    private static final String LOGTAG = ToolbarController.class.getSimpleName();
+    private final Toolbar mToolbar;
+    private final ActionBar mActionBar;
+    private Menu mOptionsMenu;
+    private Context mContext;
+
+    public ToolbarController(Context context, ActionBar actionBar, Toolbar toolbar) {
+        mToolbar = toolbar;
+        mActionBar = actionBar;
+        mContext = context;
+        switchToViewMode();
+    }
+
+    public void disableMenuItem(final int menuItemId, final boolean disabled) {
+        LOKitShell.getMainHandler().post(new Runnable() {
+            public void run() {
+                MenuItem menuItem = mOptionsMenu.findItem(menuItemId);
+                if (menuItem != null) {
+                    menuItem.setEnabled(!disabled);
+                } else {
+                    Log.e(LOGTAG, "MenuItem not found.");
+                }
+            }
+        });
+    }
+
+    public void onToggleStateChanged(int type, boolean pressed) {
+        MenuItem menuItem = null;
+        Bitmap icon = null;
+        switch (type) {
+            case Document.BOLD:
+                menuItem = mOptionsMenu.findItem(R.id.action_bold);
+                icon = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.action_bold);
+                break;
+            case Document.ITALIC:
+                menuItem = mOptionsMenu.findItem(R.id.action_italic);
+                icon = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.action_italic);
+                break;
+            case Document.UNDERLINE:
+                menuItem = mOptionsMenu.findItem(R.id.action_underline);
+                icon = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.action_underline);
+                break;
+            case Document.STRIKEOUT:
+                menuItem = mOptionsMenu.findItem(R.id.action_strikeout);
+                icon = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.action_strikeout);
+                break;
+            default:
+                Log.e(LOGTAG, "Uncaptured state change type: " + type);
+                return;
+        }
+
+        if (menuItem == null) {
+            Log.e(LOGTAG, "MenuItem not found.");
+            return;
+        }
+
+        if (pressed) {
+            icon = ImageUtils.bitmapToPressed(icon);
+        }
+
+        final MenuItem fMenuItem = menuItem;
+        final Bitmap fIcon = icon;
+        LOKitShell.getMainHandler().post(new Runnable() {
+            public void run() {
+                fMenuItem.setIcon(new BitmapDrawable(mContext.getResources(), fIcon));
+            }
+        });
+    }
+
+    public void setOptionMenu(Menu menu) {
+        mOptionsMenu = menu;
+    }
+
+    /**
+     * Change the toolbar to edit mode.
+     */
+    void switchToEditMode() {
+        if (!LOKitShell.isEditingEnabled())
+            return;
+
+        // Ensure the change is done on UI thread
+        LOKitShell.getMainHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                mActionBar.setDisplayHomeAsUpEnabled(false);
+                mToolbar.setNavigationIcon(R.drawable.ic_check_grey600_24dp);
+                mToolbar.setTitle(null);
+
+            }
+        });
+    }
+
+    /**
+     * Change the toolbar to view mode.
+     */
+    void switchToViewMode() {
+        if (!LOKitShell.isEditingEnabled())
+            return;
+
+        // Ensure the change is done on UI thread
+        LOKitShell.getMainHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                mToolbar.setNavigationIcon(R.drawable.ic_menu_grey600_24dp);
+                mToolbar.setTitle("LibreOffice");
+                mActionBar.setDisplayHomeAsUpEnabled(true);
+            }
+        });
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */