mirror of https://github.com/NekoX-Dev/NekoX.git
74 lines
2.2 KiB
Java
74 lines
2.2 KiB
Java
/*
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* This is the source code of Telegram for Android v. 5.x.x.
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* It is licensed under GNU GPL v. 2 or later.
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* You should have received a copy of the license in this archive (see LICENSE).
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*
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* Copyright Nikolai Kudashov, 2013-2018.
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*/
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package org.telegram.ui.Components;
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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 org.telegram.messenger.AndroidUtilities;
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import org.telegram.ui.ActionBar.Theme;
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public class HintEditText extends EditTextBoldCursor {
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private String hintText;
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private float textOffset;
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private float spaceSize;
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private float numberSize;
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private Paint paint = new Paint();
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private Rect rect = new Rect();
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public HintEditText(Context context) {
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super(context);
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paint.setColor(Theme.getColor(Theme.key_windowBackgroundWhiteHintText));
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}
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public String getHintText() {
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return hintText;
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}
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public void setHintText(String value) {
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hintText = value;
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onTextChange();
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setText(getText());
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}
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@Override
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protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
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super.onLayout(changed, left, top, right, bottom);
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onTextChange();
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}
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public void onTextChange() {
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textOffset = (length() > 0 ? getPaint().measureText(getText(), 0, length()) : 0);
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spaceSize = getPaint().measureText(" ");
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numberSize = getPaint().measureText("1");
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invalidate();
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}
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@Override
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protected void onDraw(Canvas canvas) {
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super.onDraw(canvas);
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if (hintText != null && length() < hintText.length()) {
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int top = getMeasuredHeight() / 2;
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float offsetX = textOffset;
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for (int a = length(); a < hintText.length(); a++) {
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if (hintText.charAt(a) == ' ') {
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offsetX += spaceSize;
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} else {
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rect.set((int) offsetX + AndroidUtilities.dp(1), top, (int) (offsetX + numberSize) - AndroidUtilities.dp(1), top + AndroidUtilities.dp(2));
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canvas.drawRect(rect, paint);
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offsetX += numberSize;
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}
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}
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}
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}
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}
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