tdf#96796 - Added clipboard actions for the Android Viewer

Change-Id: I52e134532ab70e765b6ccd929f189be84f9c9a90
Signed-off-by: Mert Tümer <merttumer7@gmail.com>
Reviewed-on: https://gerrit.libreoffice.org/51286
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

4 files changed, 107 insertions, 0 deletions

diff --git a/android/source/src/java/org/libreoffice/InvalidationHandler.java b/android/source/src/java/org/libreoffice/InvalidationHandler.java
index e411770976c9..eb22f6c8f3d3 100644
--- a/android/source/src/java/org/libreoffice/InvalidationHandler.java
+++ b/android/source/src/java/org/libreoffice/InvalidationHandler.java
@@ -452,6 +452,7 @@ public class InvalidationHandler implements Document.MessageCallback, Office.Mes
             if (mContext.isSpreadsheet()) {
                 mDocumentOverlay.showHeaderSelection(null);
             }
+            mContext.getToolbarController().showHideClipboardCutAndCopy(false);
         } else {
             List<RectF> rectangles = convertPayloadToRectangles(payload);
             if (mState != OverlayState.SELECTION) {
@@ -462,6 +463,8 @@ public class InvalidationHandler implements Document.MessageCallback, Office.Mes
             if (mContext.isSpreadsheet()) {
                 mDocumentOverlay.showHeaderSelection(rectangles.get(0));
             }
+            String selectedText = mContext.getTileProvider().getTextSelection("");
+            mContext.getToolbarController().showClipboardActions(selectedText);
         }
     }
 
diff --git a/android/source/src/java/org/libreoffice/LOKitTileProvider.java b/android/source/src/java/org/libreoffice/LOKitTileProvider.java
index df5a7d780b78..4a8720cb9d01 100644
--- a/android/source/src/java/org/libreoffice/LOKitTileProvider.java
+++ b/android/source/src/java/org/libreoffice/LOKitTileProvider.java
@@ -604,6 +604,27 @@ class LOKitTileProvider implements TileProvider {
     }
 
     /**
+     * @param mimeType
+     * @return
+     */
+    @Override
+    public String getTextSelection(String mimeType) {
+        return mDocument.getTextSelection(mimeType);
+    }
+
+    /**
+     * paste
+     * @param mimeType
+     * @param data
+     * @return
+     */
+    @Override
+    public boolean paste(String mimeType, String data) {
+        return mDocument.paste(mimeType, data);
+    }
+
+
+    /**
      * @see org.libreoffice.TileProvider#setGraphicSelectionStart(android.graphics.PointF)
      */
     @Override
diff --git a/android/source/src/java/org/libreoffice/TileProvider.java b/android/source/src/java/org/libreoffice/TileProvider.java
index 71c27146e6f1..10d578337680 100644
--- a/android/source/src/java/org/libreoffice/TileProvider.java
+++ b/android/source/src/java/org/libreoffice/TileProvider.java
@@ -136,6 +136,19 @@ public interface TileProvider {
     void setTextSelectionEnd(PointF documentCoordinate);
 
     /**
+     * get selected text
+     * @param mimeType
+     */
+    String getTextSelection(String mimeType);
+
+    /**
+     * copy
+     * @param mimeType
+     * @param data
+     * @return
+     */
+    boolean paste(String mimeType, String data);
+    /**
      * Send text selection reset coordinate.
      * @param documentCoordinate
      */
diff --git a/android/source/src/java/org/libreoffice/ToolbarController.java b/android/source/src/java/org/libreoffice/ToolbarController.java
index 87a84f0878d1..21e3e5ca7be2 100644
--- a/android/source/src/java/org/libreoffice/ToolbarController.java
+++ b/android/source/src/java/org/libreoffice/ToolbarController.java
@@ -8,8 +8,12 @@
  */
 package org.libreoffice;
 
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
 import android.support.v7.widget.Toolbar;
 import android.util.Log;
+import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.widget.Toast;
@@ -25,6 +29,9 @@ public class ToolbarController implements Toolbar.OnMenuItemClickListener {
     private final Menu mMainMenu;
 
     private boolean isEditModeOn = false;
+    private String clipboardText = null;
+    ClipboardManager clipboardManager;
+    ClipData clipData;
 
     public ToolbarController(LibreOfficeMainActivity context, Toolbar toolbarTop) {
         mToolbarTop = toolbarTop;
@@ -35,6 +42,7 @@ public class ToolbarController implements Toolbar.OnMenuItemClickListener {
         switchToViewMode();
 
         mMainMenu = mToolbarTop.getMenu();
+        clipboardManager = (ClipboardManager)mContext.getSystemService(Context.CLIPBOARD_SERVICE);
     }
 
     public void disableMenuItem(final int menuItemId, final boolean disabled) {
@@ -78,6 +86,48 @@ public class ToolbarController implements Toolbar.OnMenuItemClickListener {
     }
 
     /**
+     * Show clipboard Actions on the toolbar
+     * */
+    void showClipboardActions(final String value){
+        LOKitShell.getMainHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                if(value  != null){
+                    mMainMenu.setGroupVisible(R.id.group_edit_actions, false);
+                    mMainMenu.setGroupVisible(R.id.group_edit_clipboard, true);
+                    if(getEditModeStatus()){
+                        showHideClipboardCutAndCopy(true);
+                    } else {
+                        mMainMenu.findItem(R.id.action_cut).setVisible(false);
+                        mMainMenu.findItem(R.id.action_paste).setVisible(false);
+                    }
+                    clipboardText = value;
+                }
+            }
+        });
+    }
+
+    void hideClipboardActions(){
+        LOKitShell.getMainHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                mMainMenu.setGroupVisible(R.id.group_edit_actions, getEditModeStatus());
+                mMainMenu.setGroupVisible(R.id.group_edit_clipboard, false);
+            }
+        });
+    }
+
+    void showHideClipboardCutAndCopy(final boolean option){
+        LOKitShell.getMainHandler().post(new Runnable() {
+            @Override
+            public void run() {
+                mMainMenu.findItem(R.id.action_copy).setVisible(option);
+                mMainMenu.findItem(R.id.action_cut).setVisible(option);
+            }
+        });
+    }
+
+    /**
      * Change the toolbar to view mode.
      */
     void switchToViewMode() {
@@ -141,6 +191,26 @@ public class ToolbarController implements Toolbar.OnMenuItemClickListener {
             case R.id.action_add_worksheet:
                 mContext.addPart();
                 return true;
+            case R.id.action_back:
+                hideClipboardActions();
+                return true;
+            case R.id.action_copy:
+                LOKitShell.sendEvent(new LOEvent(LOEvent.UNO_COMMAND, ".uno:Copy"));
+                clipData = ClipData.newPlainText("clipboard data", clipboardText);
+                clipboardManager.setPrimaryClip(clipData);
+                Toast.makeText(mContext, mContext.getResources().getString(R.string.action_text_copied), Toast.LENGTH_SHORT).show();
+                return true;
+            case R.id.action_paste:
+                clipData = clipboardManager.getPrimaryClip();
+                ClipData.Item clipItem = clipData.getItemAt(0);
+                mContext.setDocumentChanged(true);
+                return mContext.getTileProvider().paste("text/plain;charset=utf-16", clipItem.getText().toString());
+            case R.id.action_cut:
+                clipData = ClipData.newPlainText("clipboard data", clipboardText);
+                clipboardManager.setPrimaryClip(clipData);
+                LOKitShell.sendKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL));
+                mContext.setDocumentChanged(true);
+                return true;
         }
         return false;
     }