mirror of https://github.com/NekoX-Dev/NekoX.git
278 lines
11 KiB
Java
278 lines
11 KiB
Java
package org.telegram.ui.Components;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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import android.text.Editable;
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import android.text.TextPaint;
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import android.view.GestureDetector;
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import android.view.HapticFeedbackConstants;
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import android.view.KeyEvent;
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import android.view.MotionEvent;
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import android.view.SoundEffectConstants;
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import android.view.View;
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import android.view.ViewConfiguration;
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import android.view.ViewGroup;
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import android.widget.EditText;
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import android.widget.ImageView;
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import androidx.core.graphics.ColorUtils;
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import androidx.core.view.GestureDetectorCompat;
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import org.telegram.messenger.AndroidUtilities;
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import org.telegram.messenger.R;
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import org.telegram.ui.ActionBar.Theme;
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public class CustomPhoneKeyboardView extends ViewGroup {
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public final static int KEYBOARD_HEIGHT_DP = 230;
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private final static int SIDE_PADDING = 10, BUTTON_PADDING = 6;
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private ImageView backButton;
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private EditText editText;
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private View[] views = new View[12];
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private boolean dispatchBackWhenEmpty;
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private boolean runningLongClick;
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private Runnable onBackButton = () -> {
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if (editText == null || editText.length() == 0 && !dispatchBackWhenEmpty) return;
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performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP, HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
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playSoundEffect(SoundEffectConstants.CLICK);
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editText.dispatchKeyEvent(new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DEL));
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editText.dispatchKeyEvent(new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DEL));
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if (runningLongClick) {
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postDelayed(this.onBackButton, 50);
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}
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};
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private boolean postedLongClick;
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private Runnable detectLongClick = () -> {
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postedLongClick = false;
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runningLongClick = true;
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onBackButton.run();
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};
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public CustomPhoneKeyboardView(Context context) {
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super(context);
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for (int i = 0; i < 11; i++) {
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if (i == 9) continue;
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String symbols;
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switch (i) {
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default:
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case 0:
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symbols = "";
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break;
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case 1:
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symbols = "ABC";
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break;
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case 2:
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symbols = "DEF";
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break;
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case 3:
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symbols = "GHI";
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break;
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case 4:
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symbols = "JKL";
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break;
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case 5:
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symbols = "MNO";
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break;
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case 6:
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symbols = "PQRS";
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break;
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case 7:
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symbols = "TUV";
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break;
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case 8:
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symbols = "WXYZ";
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break;
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case 10:
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symbols = "+";
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break;
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}
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String num = String.valueOf(i != 10 ? i + 1 : 0);
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views[i] = new NumberButtonView(context, num, symbols);
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views[i].setOnClickListener(v -> {
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if (editText == null) return;
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performHapticFeedback(HapticFeedbackConstants.KEYBOARD_TAP, HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
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if (editText instanceof EditTextBoldCursor) {
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((EditTextBoldCursor) editText).setTextWatchersSuppressed(true, false);
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}
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Editable text = editText.getText();
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int newSelection = editText.getSelectionEnd() == editText.length() ? -1 : editText.getSelectionStart() + num.length();
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if (editText.getSelectionStart() != -1 && editText.getSelectionEnd() != -1) {
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editText.setText(text.replace(editText.getSelectionStart(), editText.getSelectionEnd(), num));
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editText.setSelection(newSelection == -1 ? editText.length() : newSelection);
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} else {
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editText.setText(num);
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editText.setSelection(editText.length());
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}
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if (editText instanceof EditTextBoldCursor) {
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((EditTextBoldCursor) editText).setTextWatchersSuppressed(false, true);
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}
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});
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addView(views[i]);
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}
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GestureDetectorCompat backDetector = setupBackButtonDetector(context);
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backButton = new ImageView(context) {
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@SuppressLint("ClickableViewAccessibility")
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@Override
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public boolean onTouchEvent(MotionEvent event) {
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if (event.getAction() == MotionEvent.ACTION_UP || event.getAction() == MotionEvent.ACTION_CANCEL) {
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if (postedLongClick || runningLongClick) {
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postedLongClick = false;
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runningLongClick = false;
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removeCallbacks(detectLongClick);
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removeCallbacks(onBackButton);
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}
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}
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super.onTouchEvent(event);
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return backDetector.onTouchEvent(event);
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}
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};
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backButton.setImageResource(R.drawable.msg_clear_input);
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backButton.setColorFilter(Theme.getColor(Theme.key_windowBackgroundWhiteBlackText));
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backButton.setBackground(getButtonDrawable());
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int pad = AndroidUtilities.dp(11);
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backButton.setPadding(pad, pad, pad, pad);
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backButton.setOnClickListener(v -> {});
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addView(views[11] = backButton);
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}
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@Override
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public boolean canScrollHorizontally(int direction) {
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return true;
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}
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public void setDispatchBackWhenEmpty(boolean dispatchBackWhenEmpty) {
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this.dispatchBackWhenEmpty = dispatchBackWhenEmpty;
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}
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private GestureDetectorCompat setupBackButtonDetector(Context context) {
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int touchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
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return new GestureDetectorCompat(context, new GestureDetector.SimpleOnGestureListener() {
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@Override
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public boolean onDown(MotionEvent e) {
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if (postedLongClick) {
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removeCallbacks(detectLongClick);
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}
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postedLongClick = true;
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postDelayed(detectLongClick, 200);
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onBackButton.run();
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return true;
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}
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@Override
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public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
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if ((postedLongClick || runningLongClick) && (Math.abs(distanceX) >= touchSlop || Math.abs(distanceY) >= touchSlop)) {
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postedLongClick = false;
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runningLongClick = false;
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removeCallbacks(detectLongClick);
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removeCallbacks(onBackButton);
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}
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return false;
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}
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});
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}
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public void setEditText(EditText editText) {
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this.editText = editText;
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dispatchBackWhenEmpty = false;
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}
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@Override
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protected void onLayout(boolean changed, int l, int t, int r, int b) {
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int btnWidth = (getWidth() - AndroidUtilities.dp(SIDE_PADDING * 2 + BUTTON_PADDING * 2)) / 3;
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int btnHeight = (getHeight() - AndroidUtilities.dp(SIDE_PADDING * 3 + BUTTON_PADDING * 2)) / 4;
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for (int i = 0; i < views.length; i++) {
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int rowX = i % 3, rowY = i / 3;
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int left = rowX * (btnWidth + AndroidUtilities.dp(BUTTON_PADDING)) + AndroidUtilities.dp(SIDE_PADDING);
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int top = rowY * (btnHeight + AndroidUtilities.dp(BUTTON_PADDING)) + AndroidUtilities.dp(SIDE_PADDING);
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if (views[i] != null) {
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views[i].layout(left, top, left + btnWidth, top + btnHeight);
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}
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}
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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setMeasuredDimension(MeasureSpec.getSize(widthMeasureSpec), MeasureSpec.getSize(heightMeasureSpec));
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int btnWidth = (getWidth() - AndroidUtilities.dp(SIDE_PADDING * 2 + BUTTON_PADDING * 2)) / 3;
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int btnHeight = (getHeight() - AndroidUtilities.dp(SIDE_PADDING * 3 + BUTTON_PADDING * 2)) / 4;
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for (View v : views) {
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if (v != null) {
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v.measure(MeasureSpec.makeMeasureSpec(btnWidth, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(btnHeight, MeasureSpec.EXACTLY));
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}
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}
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}
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private static Drawable getButtonDrawable() {
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return Theme.createSimpleSelectorRoundRectDrawable(AndroidUtilities.dp(6), Theme.getColor(Theme.key_listSelector), ColorUtils.setAlphaComponent(Theme.getColor(Theme.key_listSelector), 60));
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}
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public void updateColors() {
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backButton.setColorFilter(Theme.getColor(Theme.key_windowBackgroundWhiteBlackText));
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for (View v : views) {
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if (v != null) {
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v.setBackground(getButtonDrawable());
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if (v instanceof NumberButtonView) {
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((NumberButtonView) v).updateColors();
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}
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}
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}
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}
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private final static class NumberButtonView extends View {
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private TextPaint numberTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
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private TextPaint symbolsTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
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private String mNumber, mSymbols;
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private Rect rect = new Rect();
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public NumberButtonView(Context context, String number, String symbols) {
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super(context);
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mNumber = number;
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mSymbols = symbols;
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numberTextPaint.setTextSize(AndroidUtilities.dp(24));
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symbolsTextPaint.setTextSize(AndroidUtilities.dp(14));
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setBackground(getButtonDrawable());
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updateColors();
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}
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private void updateColors() {
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numberTextPaint.setColor(Theme.getColor(Theme.key_windowBackgroundWhiteBlackText));
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symbolsTextPaint.setColor(Theme.getColor(Theme.key_windowBackgroundWhiteHintText));
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}
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@Override
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protected void onDraw(Canvas canvas) {
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float symbolsWidth = symbolsTextPaint.measureText(mSymbols);
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float numberWidth = numberTextPaint.measureText(mNumber);
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numberTextPaint.getTextBounds(mNumber, 0, mNumber.length(), rect);
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float textOffsetNumber = rect.height() / 2f;
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symbolsTextPaint.getTextBounds(mSymbols, 0, mSymbols.length(), rect);
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float textOffsetSymbols = rect.height() / 2f;
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canvas.drawText(mNumber, getWidth() * 0.25f - numberWidth / 2f, getHeight() / 2f + textOffsetNumber, numberTextPaint);
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canvas.drawText(mSymbols, getWidth() * 0.7f - symbolsWidth / 2f, getHeight() / 2f + textOffsetSymbols, symbolsTextPaint);
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}
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}
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}
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