tdf#96796 - Added clipboard actions for the Android Viewer

Change-Id: I2779ef9a9f68dcf08c3072ffe83b9f2450b7257e
Signed-off-by: Mert Tümer <[email protected]>
Reviewed-on: https://gerrit.libreoffice.org/50757
Tested-by: Jenkins <[email protected]>
Reviewed-by: Thorsten Behrens <[email protected]>
diff --git a/android/Bootstrap/src/org/libreoffice/kit/Document.java b/android/Bootstrap/src/org/libreoffice/kit/Document.java
index 6a1f402..f0c5e7a 100644
--- a/android/Bootstrap/src/org/libreoffice/kit/Document.java
+++ b/android/Bootstrap/src/org/libreoffice/kit/Document.java
@@ -232,6 +232,21 @@
    public native void setGraphicSelection(int type, int x, int y);

    /**
     * Get selected text
     * @param mimeType
     * @return
     */
    public native String getTextSelection(String mimeType);

    /**
     * paste
     * @param mimeType
     * @param data
     * @return
     */
    public native boolean paste(String mimeType, String data);

    /**
     * Reset current (any kind of) selection.
     */
    public native void resetSelection();
diff --git a/android/source/res/drawable/ic_content_copy_black_24dp.xml b/android/source/res/drawable/ic_content_copy_black_24dp.xml
new file mode 100644
index 0000000..8a894a3
--- /dev/null
+++ b/android/source/res/drawable/ic_content_copy_black_24dp.xml
@@ -0,0 +1,9 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M16,1L4,1c-1.1,0 -2,0.9 -2,2v14h2L4,3h12L16,1zM19,5L8,5c-1.1,0 -2,0.9 -2,2v14c0,1.1 0.9,2 2,2h11c1.1,0 2,-0.9 2,-2L21,7c0,-1.1 -0.9,-2 -2,-2zM19,21L8,21L8,7h11v14z"/>
</vector>
diff --git a/android/source/res/drawable/ic_content_cut_black_24dp.xml b/android/source/res/drawable/ic_content_cut_black_24dp.xml
new file mode 100644
index 0000000..1c0f96a
--- /dev/null
+++ b/android/source/res/drawable/ic_content_cut_black_24dp.xml
@@ -0,0 +1,9 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M9.64,7.64c0.23,-0.5 0.36,-1.05 0.36,-1.64 0,-2.21 -1.79,-4 -4,-4S2,3.79 2,6s1.79,4 4,4c0.59,0 1.14,-0.13 1.64,-0.36L10,12l-2.36,2.36C7.14,14.13 6.59,14 6,14c-2.21,0 -4,1.79 -4,4s1.79,4 4,4 4,-1.79 4,-4c0,-0.59 -0.13,-1.14 -0.36,-1.64L12,14l7,7h3v-1L9.64,7.64zM6,8c-1.1,0 -2,-0.89 -2,-2s0.9,-2 2,-2 2,0.89 2,2 -0.9,2 -2,2zM6,20c-1.1,0 -2,-0.89 -2,-2s0.9,-2 2,-2 2,0.89 2,2 -0.9,2 -2,2zM12,12.5c-0.28,0 -0.5,-0.22 -0.5,-0.5s0.22,-0.5 0.5,-0.5 0.5,0.22 0.5,0.5 -0.22,0.5 -0.5,0.5zM19,3l-6,6 2,2 7,-7L22,3z"/>
</vector>
diff --git a/android/source/res/drawable/ic_content_paste_black_24dp.xml b/android/source/res/drawable/ic_content_paste_black_24dp.xml
new file mode 100644
index 0000000..a902d9a
--- /dev/null
+++ b/android/source/res/drawable/ic_content_paste_black_24dp.xml
@@ -0,0 +1,9 @@
<vector xmlns:android="http://schemas.android.com/apk/res/android"
        android:width="24dp"
        android:height="24dp"
        android:viewportWidth="24.0"
        android:viewportHeight="24.0">
    <path
        android:fillColor="#FF000000"
        android:pathData="M19,2h-4.18C14.4,0.84 13.3,0 12,0c-1.3,0 -2.4,0.84 -2.82,2L5,2c-1.1,0 -2,0.9 -2,2v16c0,1.1 0.9,2 2,2h14c1.1,0 2,-0.9 2,-2L21,4c0,-1.1 -0.9,-2 -2,-2zM12,2c0.55,0 1,0.45 1,1s-0.45,1 -1,1 -1,-0.45 -1,-1 0.45,-1 1,-1zM19,20L5,20L5,4h2v3h10L17,4h2v16z"/>
</vector>
diff --git a/android/source/res/menu/main.xml b/android/source/res/menu/main.xml
index 229c20a..7fba5f4 100644
--- a/android/source/res/menu/main.xml
+++ b/android/source/res/menu/main.xml
@@ -47,6 +47,35 @@
            android:enabled="false" />
    </group>

    <group android:id="@+id/group_edit_clipboard"
        android:visible="false"
        tools:visible="true">

        <item android:id="@+id/action_back"
            android:title="@string/action_back"
            app:showAsAction="always"
            android:icon="@drawable/ic_arrow_back_black_24dp"
            android:orderInCategory="1"/>

        <item android:id="@+id/action_copy"
            android:title="@string/action_copy"
            app:showAsAction="always"
            android:icon="@drawable/ic_content_copy_black_24dp"
            android:orderInCategory="2"/>

        <item android:id="@+id/action_cut"
            android:title="@string/action_cut"
            app:showAsAction="always"
            android:icon="@drawable/ic_content_cut_black_24dp"
            android:orderInCategory="3"/>

        <item android:id="@+id/action_paste"
            android:title="@string/action_paste"
            app:showAsAction="always"
            android:icon="@drawable/ic_content_paste_black_24dp"
            android:orderInCategory="4"/>

    </group>

    <item android:id="@+id/action_search"
        android:title="@string/action_search"
diff --git a/android/source/res/values/strings.xml b/android/source/res/values/strings.xml
index 2e885fee..2a4ca0a 100644
--- a/android/source/res/values/strings.xml
+++ b/android/source/res/values/strings.xml
@@ -173,4 +173,11 @@
    <string name="compress_photo_no_compress">Don\'t Compress</string>
    <string name="compress_photo_title">Do you want to compress the photo?</string>

    <!-- Clipboard Actions -->
    <string name="action_copy">Copy</string>
    <string name="action_paste">Paste</string>
    <string name="action_cut">Cut</string>
    <string name="action_back">Back</string>
    <string name="action_text_copied">Text copied to the clipboard</string>

</resources>
diff --git a/android/source/src/java/org/libreoffice/InvalidationHandler.java b/android/source/src/java/org/libreoffice/InvalidationHandler.java
index 5dcb572..6c58255 100644
--- a/android/source/src/java/org/libreoffice/InvalidationHandler.java
+++ b/android/source/src/java/org/libreoffice/InvalidationHandler.java
@@ -443,6 +443,7 @@
            if (mContext.isSpreadsheet()) {
                mDocumentOverlay.showHeaderSelection(null);
            }
            mContext.getToolbarController().showHideClipboardCutAndCopy(false);
        } else {
            List<RectF> rectangles = convertPayloadToRectangles(payload);
            if (mState != OverlayState.SELECTION) {
@@ -453,6 +454,8 @@
            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 be16d8d..24456eb 100644
--- a/android/source/src/java/org/libreoffice/LOKitTileProvider.java
+++ b/android/source/src/java/org/libreoffice/LOKitTileProvider.java
@@ -598,6 +598,27 @@
    }

    /**
     * @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 e84127c..609fb62 100644
--- a/android/source/src/java/org/libreoffice/TileProvider.java
+++ b/android/source/src/java/org/libreoffice/TileProvider.java
@@ -135,6 +135,19 @@
    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 87a84f0..21e3e5c 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 @@
    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 @@
        switchToViewMode();

        mMainMenu = mToolbarTop.getMenu();
        clipboardManager = (ClipboardManager)mContext.getSystemService(Context.CLIPBOARD_SERVICE);
    }

    public void disableMenuItem(final int menuItemId, final boolean disabled) {
@@ -78,6 +86,48 @@
    }

    /**
     * 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 @@
            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;
    }
diff --git a/desktop/source/lib/lokandroid.cxx b/desktop/source/lib/lokandroid.cxx
index b85619d..43286a9 100644
--- a/desktop/source/lib/lokandroid.cxx
+++ b/desktop/source/lib/lokandroid.cxx
@@ -370,6 +370,23 @@
    return pEnv->NewStringUTF(pSelection);
}

extern "C" SAL_JNI_EXPORT jboolean JNICALL Java_org_libreoffice_kit_Document_paste
    (JNIEnv* pEnv, jobject aObject, jstring mimeType, jstring data)
{
    LibreOfficeKitDocument* pDocument = getHandle<LibreOfficeKitDocument>(pEnv, aObject);

    const char* pMimeType = pEnv->GetStringUTFChars(mimeType, NULL);
    const char* pData = pEnv->GetStringUTFChars(data, NULL);
    const size_t nSize = pEnv->GetStringLength(data);

    LibreOfficeKitDocumentClass* pcls = pDocument->pClass;
    bool result = pcls->paste(pDocument, pMimeType, pData, nSize);
    pEnv->ReleaseStringUTFChars(mimeType, pMimeType);
    pEnv->ReleaseStringUTFChars(pData, data);

    return result;
}

extern "C" SAL_JNI_EXPORT void JNICALL Java_org_libreoffice_kit_Document_setGraphicSelection
    (JNIEnv* pEnv, jobject aObject, jint type, jint x, jint y)
{