The project is no longer maintained!
ExpandableTextView library is a similar copy of ExpandableTextView by Manabu Shimobe , but change a little UI structure and improve the code to make it easier to use.
Download the library module and add it to your project.
Using the library is very simple, look at the source code of the provided sample.
<me.chensir.expandabletextview.ExpandableTextView
android:id="@+id/tv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:contentTextColor="@color/colorPrimary"
app:maxCollapsedLines="4">
</me.chensir.expandabletextview.ExpandableTextView>
((ExpandableTextView) findViewById(R.id.tv)).setText(getString(R.string.dummy_text));
Just so !
Also , you can optionally set the following attributes in your layout xml file to customize the behavior of the ExpandableTextView.
maxCollapsedLines
(defaults to 8) The maximum number of text lines allowed to be shown when the TextView gets collapsedanimDuration
(defaults to 300ms) Duration of the Animation for the expansion/collapseexpandDrawable
Customize a drawable set to ImageButton to expand the TextViewcollapseDrawable
Customize a drawable set to ImageButton to collapse the TextViewcontentTextSize
Customize the text size of contentcontentTextColor
Customize the text color of contentexpandText
Customize the text forexpandDrawable
collapseText
Customize the text forcollapseDrawable
expandCollapseTextColor
Customize the text color forexpandText
andcollapseText
DrawableAndTextGravity
Customize the gravity ofexpandDrawable
andcollapseDrawable
below the contentcontentLineSpacingMultiplier
Sets line spacing multiplier for the content text
Manabu Shimobe / ExpandableTextView
Copyright 2016 Chen Sir.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.