mWebView.setOnCreateContextMenuListener(new View.OnCreateContextMenuListener() {
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
genImg.setVisibility(View.VISIBLE);
T.showSToast(mContext, "再次点击文章可隐藏图片分享");
}
});
// 点击隐藏底部按钮
mWebView.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
lastTime = SystemClock.uptimeMillis();
break;
case MotionEvent.ACTION_UP:
if (SystemClock.uptimeMillis() - lastTime < 300) {
genImg.setVisibility(View.GONE);
}
break;
}
return false;
}
});
genImg.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
genImg.setVisibility(View.INVISIBLE);
Intent intent = new Intent(FakeJianShuActivity.this, GenScreenShotActivity.class);
intent.putExtra("data", mHtmlBean);
startActivity(intent);
}
});
<html>
<head>
<meta charset="utf-8"/>
</head>
<body>
<img src="mark.png" width="13px" height="20px"
style="position:absolute;top: 0px;left: 12px;margin-bottom: 15px;"/>
<article id="content" style="margin: 25px;"></article>
<script type="text/javascript">
function changeContent(content) {
document.getElementById('content').innerHTML = content;
}
</script>
</body>
</html>
public class FakeWebView extends WebView {
private boolean isFirstLoad = false;
public void loadData(HtmlBean bean) {
assembleData(bean);
if (Build.VERSION.SDK_INT >= 21) {
isFirstLoad = true;
webView.setWebChromeClient(new WebChromeClient() {
@Override
public void onProgressChanged(WebView view, int newProgress) {
if (newProgress == 100) {
if (isFirstLoad) {
isFirstLoad = false;
Log.e("TAG", "onProgressChanged");
updateView();
}
}
}
});
} else {
isFirstLoad = true;
webView.setVisibility(View.INVISIBLE);
webView.setWebChromeClient(new WebChromeClient() {
@Override
public void onProgressChanged(WebView view, int newProgress) {
if (newProgress == 100) {
updateView();
if (!isFirstLoad)
webView.setVisibility(View.VISIBLE);
}
}
});
}
webView.loadUrl("file:///android_asset/JianShu.html");
}
private void assembleData(HtmlBean bean) {
final String data = bean.getContent();
final String title = bean.getTitle();
final String username = bean.getUsername();
final String publishTime = bean.getPublishTime();
String Title = "<h2>" + title + "</h2>";
String Footer = "<p>" + username + "</p><p>" + publishTime + "</p>";
content = Title + data + Footer;
}
public void updateView() {
if (mode == MODE_DAY) {
webView.setBackgroundColor(Color.WHITE);
} else {
webView.setBackgroundColor(Color.parseColor("#263238"));
content = "<div style=\"color: gray;display: inline;\">" + content + "</div>";
}
webView.loadUrl("javascript:changeContent(\"" + content.replace("\n", "\\n").replace("\"", "\\\"").replace("'", "\\'") + "\")");
}
}
GenScreenShotActivity
mFakeWebView = (FakeWebView) findViewById(R.id.fakeWebView);
bean = (HtmlBean) getIntent().getSerializableExtra("data");
RadioGroup changeMode = (RadioGroup) findViewById(R.id.changeMode);
changeMode.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, @IdRes int checkedId) {
if (checkedId == R.id.rb_day) {
mFakeWebView.setMode(FakeWebView.MODE_DAY);
} else {
mFakeWebView.setMode(FakeWebView.MODE_NIGHT);
}
}
});
mFakeWebView.loadData(bean);
/**
* @param mode
*/
public void setMode(@ViewMode int mode) {
this.mode = mode;
updateView();
}
public Bitmap getScreenView(){
Picture snapShot = webView.capturePicture();
Bitmap bmp = Bitmap.createBitmap(snapShot.getWidth(),snapShot.getHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bmp);
snapShot.draw(canvas);
return bmp;
}
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