下面列出了android.widget.TextView#requestLayout ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
public void onSharedElementEnd(List<String> sharedElementNames, List<View> sharedElements,
List<View> sharedElementSnapshots) {
TextView initialView = getTextView(sharedElements);
if (initialView == null) {
Log.w(TAG, "onSharedElementEnd: No shared TextView, skipping");
return;
}
// Setup the TextView's end values.
initialView.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTargetViewTextSize);
ViewUtils.setPaddingStart(initialView, mTargetViewPaddingStart);
// Re-measure the TextView (since the text size has changed).
int widthSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
int heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
initialView.measure(widthSpec, heightSpec);
initialView.requestLayout();
}
@Override
protected void onPostExecute(ObservationProperty property) {
if (isCancelled()) {
property = null;
}
TextView textView = reference.get();
if (textView != null) {
if (property == null || property.isEmpty()) {
textView.setVisibility(View.GONE);
} else {
textView.setText(property.getValue().toString());
textView.setVisibility(View.VISIBLE);
}
textView.requestLayout();
}
}
@Override
public void onSharedElementEnd(List<String> sharedElementNames, List<View> sharedElements,
List<View> sharedElementSnapshots) {
TextView initialView = getTextView(sharedElements);
if (initialView == null) {
Log.w(TAG, "onSharedElementEnd: No shared TextView, skipping");
return;
}
// Setup the TextView's end values.
initialView.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTargetViewTextSize);
ViewUtils.setPaddingStart(initialView, mTargetViewPaddingStart);
// Re-measure the TextView (since the text size has changed).
int widthSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
int heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
initialView.measure(widthSpec, heightSpec);
initialView.requestLayout();
}
/**
* Sets the font typeface for a {@link TextView}.
*
* @param textview text view instance
* @param typeface one of @link Component#TYPEFACE_DEFAULT},
* {@link Component#TYPEFACE_SERIF},
* {@link Component#TYPEFACE_SANSSERIF} or
* {@link Component#TYPEFACE_MONOSPACE}
* @param bold true for bold, false for not bold
* @param italic true for italic, false for not italic
*/
public static void setFontTypeface(TextView textview, int typeface,
boolean bold, boolean italic) {
Typeface tf;
switch (typeface) {
default:
throw new IllegalArgumentException();
case Component.TYPEFACE_DEFAULT:
tf = Typeface.DEFAULT;
break;
case Component.TYPEFACE_SERIF:
tf = Typeface.SERIF;
break;
case Component.TYPEFACE_SANSSERIF:
tf = Typeface.SANS_SERIF;
break;
case Component.TYPEFACE_MONOSPACE:
tf = Typeface.MONOSPACE;
break;
}
int style = 0;
if (bold) {
style |= Typeface.BOLD;
}
if (italic) {
style |= Typeface.ITALIC;
}
textview.setTypeface(Typeface.create(tf, style));
textview.requestLayout();
}
@Override
protected void onPostExecute(Drawable drawable) {
TextView textView = mTextView.get();
if (drawable != null && textView != null) {
mDrawable.get().drawable = drawable;
textView.requestLayout();
}
}
private void refreshPanel(LinearLayout[] llCells, Object[] logos) {
int cellBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platform_cell_back");
int disableBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platfrom_cell_back_nor");
for (int i = 0; i < logos.length; i++) {
ImageView ivLogo = ResHelper.forceCast(llCells[i].getChildAt(0));
TextView tvName = ResHelper.forceCast(llCells[i].getChildAt(1));
if (logos[i] == null) {
ivLogo.setVisibility(View.INVISIBLE);
tvName.setVisibility(View.INVISIBLE);
llCells[i].setBackgroundResource(disableBack);
llCells[i].setOnClickListener(null);
} else {
ivLogo.setVisibility(View.VISIBLE);
tvName.setVisibility(View.VISIBLE);
ivLogo.requestLayout();
tvName.requestLayout();
llCells[i].setBackgroundResource(cellBack);
llCells[i].setOnClickListener(this);
llCells[i].setTag(logos[i]);
if (logos[i] instanceof CustomerLogo) {
CustomerLogo logo = ResHelper.forceCast(logos[i]);
if (logo.logo != null) {
ivLogo.setImageBitmap(logo.logo);
} else {
ivLogo.setImageBitmap(null);
}
if (logo.label != null) {
tvName.setText(logo.label);
} else {
tvName.setText("");
}
} else {
Platform plat = ResHelper.forceCast(logos[i]);
String name = plat.getName().toLowerCase();
int resId = ResHelper.getBitmapRes(ivLogo.getContext(),"ssdk_oks_classic_" + name);
if (resId > 0) {
ivLogo.setImageResource(resId);
} else {
ivLogo.setImageBitmap(null);
}
resId = ResHelper.getStringRes(tvName.getContext(), "ssdk_" + name);
if (resId > 0) {
tvName.setText(resId);
} else {
tvName.setText("");
}
}
}
}
}
private void refreshPanel(LinearLayout[] llCells, Object[] logos) {
int cellBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platform_cell_back");
int disableBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platfrom_cell_back_nor");
for (int i = 0; i < logos.length; i++) {
ImageView ivLogo = ResHelper.forceCast(llCells[i].getChildAt(0));
TextView tvName = ResHelper.forceCast(llCells[i].getChildAt(1));
if (logos[i] == null) {
ivLogo.setVisibility(View.INVISIBLE);
tvName.setVisibility(View.INVISIBLE);
llCells[i].setBackgroundResource(disableBack);
llCells[i].setOnClickListener(null);
} else {
ivLogo.setVisibility(View.VISIBLE);
tvName.setVisibility(View.VISIBLE);
ivLogo.requestLayout();
tvName.requestLayout();
llCells[i].setBackgroundResource(cellBack);
llCells[i].setOnClickListener(this);
llCells[i].setTag(logos[i]);
if (logos[i] instanceof CustomerLogo) {
CustomerLogo logo = ResHelper.forceCast(logos[i]);
if (logo.logo != null) {
ivLogo.setImageBitmap(logo.logo);
} else {
ivLogo.setImageBitmap(null);
}
if (logo.label != null) {
tvName.setText(logo.label);
} else {
tvName.setText("");
}
} else {
Platform plat = ResHelper.forceCast(logos[i]);
String name = plat.getName().toLowerCase();
int resId = ResHelper.getBitmapRes(ivLogo.getContext(),"ssdk_oks_classic_" + name);
if (resId > 0) {
ivLogo.setImageResource(resId);
} else {
ivLogo.setImageBitmap(null);
}
resId = ResHelper.getStringRes(tvName.getContext(), "ssdk_" + name);
if (resId > 0) {
tvName.setText(resId);
} else {
tvName.setText("");
}
}
}
}
}
public void setAlbum(Album album) {
if (album == null) {
//Error album
album = MediaProvider.getErrorAlbum();
}
this.album = album;
TextView nameTv = itemView.findViewById(R.id.name);
nameTv.setText(album.getName());
//to fix ellipsize
nameTv.requestLayout();
//pinned indicator
/*Drawable pinIndicator = null;
if (album.pinned) {
pinIndicator = AppCompatResources
.getDrawable(getContext(), R.drawable.pin_indicator);
if (pinIndicator != null) {
int color = nameTv.getTextColors().getDefaultColor();
DrawableCompat.wrap(pinIndicator);
DrawableCompat.setTint(pinIndicator, color);
DrawableCompat.unwrap(pinIndicator);
}
}
nameTv.setCompoundDrawablesRelativeWithIntrinsicBounds(
null, null, pinIndicator, null);*/
//set album itemCount
int itemCount = album.getAlbumItems().size();
boolean oneItem = itemCount == 1;
String count = getContext().getString(oneItem ?
R.string.item_count : R.string.items_count, itemCount);
((TextView) itemView.findViewById(R.id.count)).setText(Html.fromHtml(count));
ImageView hiddenFolderIndicator = itemView.findViewById(R.id.hidden_folder_indicator);
if (hiddenFolderIndicator != null) {
hiddenFolderIndicator
.setVisibility(album.isHidden() ? View.VISIBLE : View.GONE);
}
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP && !(album instanceof VirtualAlbum)) {
ImageView removableStorageIndicator = itemView.findViewById(R.id.removable_storage_indicator);
if (removableStorageIndicator != null) {
try {
boolean removable = Environment
.isExternalStorageRemovable(new File(album.getPath()));
removableStorageIndicator
.setVisibility(removable ? View.VISIBLE : View.GONE);
} catch (IllegalArgumentException e) {
e.printStackTrace();
}
}
}
}
private void refreshPanel(LinearLayout[] llCells, Object[] logos) {
int cellBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platform_cell_back");
int disableBack = ResHelper.getBitmapRes(page.getContext(), "ssdk_oks_classic_platfrom_cell_back_nor");
for (int i = 0; i < logos.length; i++) {
ImageView ivLogo = ResHelper.forceCast(llCells[i].getChildAt(0));
TextView tvName = ResHelper.forceCast(llCells[i].getChildAt(1));
if (logos[i] == null) {
ivLogo.setVisibility(View.INVISIBLE);
tvName.setVisibility(View.INVISIBLE);
llCells[i].setBackgroundResource(disableBack);
llCells[i].setOnClickListener(null);
} else {
ivLogo.setVisibility(View.VISIBLE);
tvName.setVisibility(View.VISIBLE);
ivLogo.requestLayout();
tvName.requestLayout();
llCells[i].setBackgroundResource(cellBack);
llCells[i].setOnClickListener(this);
llCells[i].setTag(logos[i]);
if (logos[i] instanceof CustomerLogo) {
CustomerLogo logo = ResHelper.forceCast(logos[i]);
if (logo.logo != null) {
ivLogo.setImageBitmap(logo.logo);
} else {
ivLogo.setImageBitmap(null);
}
if (logo.label != null) {
tvName.setText(logo.label);
} else {
tvName.setText("");
}
} else {
Platform plat = ResHelper.forceCast(logos[i]);
String name = plat.getName().toLowerCase();
int resId = ResHelper.getBitmapRes(ivLogo.getContext(),"ssdk_oks_classic_" + name);
if (resId > 0) {
ivLogo.setImageResource(resId);
} else {
ivLogo.setImageBitmap(null);
}
resId = ResHelper.getStringRes(tvName.getContext(), "ssdk_" + name);
if (resId > 0) {
tvName.setText(resId);
} else {
tvName.setText("");
}
}
}
}
}
public void onClick_SetMoreText(View view) {
TextView tv = (TextView) findViewById(R.id.tv_moretext);
tv.setText(tv.getText() + "커");
tv.requestLayout();
}
public void onClick_SetLessText(View view) {
TextView tv = (TextView) findViewById(R.id.tv_moretext);
tv.setText(tv.getText().subSequence(1, tv.getText().length()));
tv.requestLayout();
}
/**
* Fix inconsistencies in the vertical distribution of the content area views
*/
public void refreshMessageAreaLocation() {
//Obtain some references
final View content = findViewById(R.id.content);
final View console = findViewById(R.id.console_wrapper);
final View code = getSelectedCodeAreaScroller();
final TextView messageArea = (TextView) findViewById(R.id.message);
final FrameLayout autoCompileProgress = findViewById(R.id.auto_compile_progress_wrapper);
if (firstResize) {
//Use some better layout parameters - this switches from fractions/layout weights to absolute values
code.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, code.getHeight()));
console.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, console.getHeight()));
firstResize = false;
}
messageArea.requestLayout();
messageArea.post(() -> {
//We need to use this in case the message area is partially off the screen
//This is the DESIRED height, not the ACTUAL height
message = getTextViewHeight(getApplicationContext(), messageArea.getText().toString(), messageArea.getTextSize(), findViewById(R.id.message_char_insert_wrapper).getWidth(), messageArea.getPaddingTop());
int consoleSize = content.getHeight() - code.getHeight() - message - (extraHeaderView != null ? extraHeaderView.getHeight() : 0) - tabBarContainer.getHeight() - autoCompileProgress.getHeight();
//We can't shrink the console if it's hidden (like when the keyboard is visible)...
//...so shrink the code area instead
if (consoleSize < 0 || consoleWasHidden || keyboardVisible) {
console.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, 0));
code.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT,
content.getHeight() - message - (extraHeaderView != null ? extraHeaderView.getHeight() : 0) - tabBarContainer.getHeight() - autoCompileProgress.getHeight()));
consoleWasHidden = true;
} else {
console.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, consoleSize));
consoleWasHidden = false;
}
});
}
/**
* Sets the font size for a {@link TextView}.
*
* @param textview text view instance
* @param size font size in pixel
*/
public static void setFontSize(TextView textview, float size) {
textview.setTextSize(size);
textview.requestLayout();
}
/**
* Sets the text for a {@link TextView}.
*
* @param textview text view instance
* @param text new text to be shown
*/
public static void setTextHTML(TextView textview, String text) {
textview.setText(Html.fromHtml(text));
textview.requestLayout();
}
/**
* Sets the text for a {@link TextView}.
*
* @param textview text view instance
* @param text new text to be shown
*/
public static void setText(TextView textview, String text) {
textview.setText(text);
textview.requestLayout();
}
/**
* Sets the padding for a {@link TextView}.
*
* @param textview text view instance
* @param padding left and right padding to be set
*/
public static void setPadding(TextView textview, int padding) {
textview.setPadding(padding, padding, 0, 0);
textview.requestLayout();
}