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https://github.com/slint-ui/slint.git
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android: add the menu with cut/copy/paste when there is a selection
Also implement clipboard in the backend (Fixes #4865)
This commit is contained in:
Olivier Goffart
parent
8c2a798630
commit
1f961a997b
4 changed files with 243 additions and 10 deletions
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@ -1,12 +1,18 @@
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// Copyright © SixtyFPS GmbH <info@slint.dev>
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// SPDX-License-Identifier: GPL-3.0-only OR LicenseRef-Slint-Royalty-free-1.1 OR LicenseRef-Slint-commercial
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import android.view.ActionMode;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.inputmethod.EditorInfo;
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import android.view.inputmethod.InputConnection;
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import android.content.ClipData;
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import android.content.ClipboardManager;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.content.res.TypedArray;
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import android.graphics.BlendMode;
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import android.graphics.BlendModeColorFilter;
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import android.graphics.Rect;
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@ -14,6 +20,7 @@ import android.graphics.drawable.Drawable;
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import android.text.Editable;
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import android.text.Selection;
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import android.text.SpannableStringBuilder;
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import android.util.TypedValue;
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import android.view.inputmethod.InputMethodManager;
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import android.app.Activity;
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import android.widget.FrameLayout;
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@ -56,6 +63,7 @@ class InputHandle extends ImageView {
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}
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case MotionEvent.ACTION_MOVE: {
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mRootView.hideActionMenu(ActionMode.DEFAULT_HIDE_DURATION);
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int id = attr == android.R.attr.textSelectHandleLeft ? 1
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: attr == android.R.attr.textSelectHandleRight ? 2 : 0;
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SlintAndroidJavaHelper.moveCursorHandle(id, Math.round(ev.getRawX() - mPressedX),
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@ -118,7 +126,7 @@ class SlintInputView extends View {
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@Override
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public SpannableStringBuilder replace(int start, int end, CharSequence tb, int tbstart, int tbend) {
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super.replace(start, end, tb, tbstart, tbend);
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setCursorPos(0, 0, 0, 0, 0);
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setCursorPos(0, 0, 0, 0, 0, 0);
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if (mInBatch == 0) {
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update();
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} else {
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@ -216,9 +224,11 @@ class SlintInputView extends View {
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private InputHandle mCursorHandle;
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private InputHandle mLeftHandle;
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private InputHandle mRightHandle;
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public Rect selectionRect = new Rect();
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// num_handles: 0=hidden, 1=cursor handle, 2=selection handles
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public void setCursorPos(int left_x, int left_y, int right_x, int right_y, int num_handles) {
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public void setCursorPos(int left_x, int left_y, int right_x, int right_y, int cursor_height, int num_handles) {
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int handleHeight = 0;
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if (num_handles == 1) {
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if (mLeftHandle != null) {
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mLeftHandle.hide();
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@ -230,6 +240,7 @@ class SlintInputView extends View {
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mCursorHandle = new InputHandle(this, android.R.attr.textSelectHandle);
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}
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mCursorHandle.setPosition(left_x, left_y);
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handleHeight = mCursorHandle.getHeight();
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} else if (num_handles == 2) {
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if (mLeftHandle == null) {
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mLeftHandle = new InputHandle(this, android.R.attr.textSelectHandleLeft);
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@ -242,8 +253,11 @@ class SlintInputView extends View {
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}
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mLeftHandle.setPosition(right_x, right_y);
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mRightHandle.setPosition(left_x, left_y);
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handleHeight = mLeftHandle.getHeight();
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showActionMenu();
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} else {
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if (mCursorHandle != null) {
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handleHeight = mCursorHandle.getHeight();
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mCursorHandle.hide();
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}
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if (mLeftHandle != null) {
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@ -252,6 +266,13 @@ class SlintInputView extends View {
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if (mRightHandle != null) {
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mRightHandle.hide();
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}
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hideActionMenu(-1);
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}
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selectionRect.set(Math.min(left_x, right_x), Math.min(left_y, right_y) - cursor_height,
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Math.max(left_x, right_x), Math.max(left_y, right_y) + handleHeight);
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if (mCurrentActionMode != null) {
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mCurrentActionMode.invalidateContentRect();
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}
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}
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@ -266,6 +287,98 @@ class SlintInputView extends View {
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mRightHandle.setHandleColor(color);
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}
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}
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private ActionMode mCurrentActionMode;
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public void showActionMenu() {
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if (mCurrentActionMode != null) {
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mCurrentActionMode.hide(0);
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return;
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}
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ActionMode.Callback2 action = new ActionMode.Callback2() {
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@Override
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public boolean onCreateActionMode(ActionMode mode, Menu menu) {
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mode.setTitle(null);
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mode.setSubtitle(null);
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mode.setTitleOptionalHint(true);
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menu.setGroupDividerEnabled(true);
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final TypedArray a = getContext().obtainStyledAttributes(new int[] {
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android.R.attr.actionModeCutDrawable,
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android.R.attr.actionModeCopyDrawable,
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android.R.attr.actionModePasteDrawable,
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android.R.attr.actionModeSelectAllDrawable,
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});
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// Note: the ids are used in Java_SlintAndroidJavaHelper_popupMenuAction
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menu.add(Menu.FIRST, 0, 0, android.R.string.cut)
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.setAlphabeticShortcut('x')
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.setIcon(a.getDrawable(0));
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menu.add(Menu.FIRST, 1, 1, android.R.string.copy)
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.setAlphabeticShortcut('c')
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.setIcon(a.getDrawable(1));
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menu.add(Menu.FIRST, 2, 2, android.R.string.paste)
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.setAlphabeticShortcut('v')
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.setIcon(a.getDrawable(2));
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menu.add(Menu.FIRST, 3, 3, android.R.string.selectAll)
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.setAlphabeticShortcut('a')
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.setIcon(a.getDrawable(3));
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a.recycle();
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return true;
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}
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@Override
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public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
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return true;
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}
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@Override
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public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
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SlintAndroidJavaHelper.popupMenuAction(item.getItemId());
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mode.finish();
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return true;
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}
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@Override
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public void onDestroyActionMode(ActionMode action) {
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}
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@Override
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public void onGetContentRect(ActionMode mode, View view, Rect outRect) {
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outRect.set(selectionRect);
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int actionBarHeight = 0;
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TypedValue tv = new TypedValue();
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if (getContext().getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true)) {
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actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data,
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getContext().getResources().getDisplayMetrics());
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}
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outRect.top -= actionBarHeight;
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if (outRect.top < 0) {
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// FIXME: I don't know why this is the case, but without that, the menu doesn't
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// show at the right position when there is no room on top.
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// Looks like the menu is always shown at outRect.top.
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outRect.top = outRect.bottom;
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}
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}
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};
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mCurrentActionMode = startActionMode(action, ActionMode.TYPE_FLOATING);
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}
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public void hideActionMenu(int duration) {
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if (mCurrentActionMode != null) {
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if (duration < 0) {
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mCurrentActionMode.finish();
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mCurrentActionMode = null;
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} else {
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mCurrentActionMode.hide(duration);
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}
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}
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}
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}
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public class SlintAndroidJavaHelper {
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@ -278,7 +391,8 @@ public class SlintAndroidJavaHelper {
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this.mActivity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(10, 10);
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FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT,
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FrameLayout.LayoutParams.MATCH_PARENT);
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mActivity.addContentView(mInputView, params);
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mInputView.setVisibility(View.VISIBLE);
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}
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@ -313,8 +427,11 @@ public class SlintAndroidJavaHelper {
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static public native void moveCursorHandle(int id, int pos_x, int pos_y);
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static public native void popupMenuAction(int id);
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public void set_imm_data(String text, int cursor_position, int anchor_position, int preedit_start, int preedit_end,
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int cur_x, int cur_y, int anchor_x, int anchor_y, int input_type, boolean show_cursor_handles) {
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int cur_x, int cur_y, int anchor_x, int anchor_y, int cursor_height, int input_type,
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boolean show_cursor_handles) {
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mActivity.runOnUiThread(new Runnable() {
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@Override
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@ -327,9 +444,9 @@ public class SlintAndroidJavaHelper {
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num_handles = cursor_position == anchor_position ? 1 : 2;
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}
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if (cursor_position < anchor_position) {
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mInputView.setCursorPos(anchor_x, anchor_y, cur_x, cur_y, num_handles);
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mInputView.setCursorPos(anchor_x, anchor_y, cur_x, cur_y, cursor_height, num_handles);
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} else {
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mInputView.setCursorPos(cur_x, cur_y, anchor_x, anchor_y, num_handles);
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mInputView.setCursorPos(cur_x, cur_y, anchor_x, anchor_y, cursor_height, num_handles);
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}
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}
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@ -356,4 +473,28 @@ public class SlintAndroidJavaHelper {
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mActivity.getWindow().getDecorView().getWindowVisibleDisplayFrame(rect);
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return rect;
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}
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public void show_action_menu() {
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mActivity.runOnUiThread(new Runnable() {
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@Override
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public void run() {
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mInputView.showActionMenu();
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}
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});
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}
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public String get_clipboard() {
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ClipboardManager clipboard = (ClipboardManager) mActivity.getSystemService(Context.CLIPBOARD_SERVICE);
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if (clipboard.hasPrimaryClip()) {
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ClipData.Item item = clipboard.getPrimaryClip().getItemAt(0);
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return item.getText().toString();
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}
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return "";
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}
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public void set_clipboard(String text) {
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ClipboardManager clipboard = (ClipboardManager) mActivity.getSystemService(Context.CLIPBOARD_SERVICE);
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ClipData clip = ClipData.newPlainText(null, text);
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clipboard.setPrimaryClip(clip);
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}
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}
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