android color codes

Android TextView sets the background color and text color of some texts Implemented through SpannableStringBuilder, which is like changing the text color or background color of a specified text by elements in html. Public class MainActivity extends Activity {@ Overrideprote

progress bar background we use is paintdrawable painting color, Of course you can use the other constructs a background drawable, then set up the style that you need. The slider can also be a background picture, or it can be reset with Getthumb to the background, just as the progress background is bad. I mentioned in the previous article that Android changed the

Android immersive status bar, color changing status bar, transparent status bar, modification of status bar color and transparency First, I want to distinguish between the immersive Status Bar and the color-changing status bar. Immersive Status BarIt indicates that the status bar is hidden. After you perform operations

Original: Three ways to set text color in Android and color DaquanSource code: Http://www.zuidaima.com/share/1550463694572544.htm1, to facilitate the system's own color classsuch as Textview1.settextcolor (Android.graphics.Color.RED);2. Digital color notationTextview1.settex

font size, the parameter is an absolute value, which is equivalent to the font size in Word Relativesizespan (float proportion)----Set the font size, the parameter is a multiple of the default font size, such as the default font size is x, then the font size after the set is X*proportion, which is more flexible to use. Proportion>1 is zoom in (zoom in), proportion Scalexspan (float proportion)----scaled font, similar to the above, the default is 1, set is the original multiplied by proporti

, you need to animate the color by reflection after the control is initialized.Note: The following method is called after the Numberpicker setdisplayedvalues call:1 Private voidSetnumberpickerdividercolor (Numberpicker numberpicker) {2Numberpicker Picker =Numberpicker;3field[] Pickerfields = Numberpicker.class. Getdeclaredfields ();4 for(Field pf:pickerfields) {5 if(Pf.getname (). Equals ("Mselectiondivider")) {6Pf.setaccessible (

Android ListView changes the text color and background color when you click Item. androidlistview As follows: List. xml: List_item.xml: Listitem_selector: Font_selector: Activity: listView = (ListView) contentView1.findViewById(R.id.list);ArrayListNote: TextView also adds attributes Android: duplicatePare

Remove the black shadow of the edge when the listview slides to the top and bottom Android: fadingedge = "NONE" Remove the default black background when dragging Android: cachecolorhint = "#00000000" Remove the selected yellow background color Android: listselector = "#00000000" Remove black lines between r

Android ListView Remove Edge shadow, check color, drag, bottom pull, top drop background color, etc.The following is implemented through the XML definition, if necessary through the code implementation, find the corresponding is set mode settings.Remove the blue area that appears when you drop the bottom partAndroid:overscrollmode= "Never"Remove the black shadow

= Tv.gettext ();if (text instanceof spannable) { int end = Text.length ();Spannable sp = (spannable) tv.gettext ();urlspan[] urls = Sp.getspans (0, end, Urlspan.class);Spannablestringbuilder style = new Spannablestringbuilder (text);Style.clearspans (); Should clear old spansfor (Urlspan url:urls) {Urlspan myurlspan= New Urlspan (Url.geturl ());Style.setspan (Myurlspan,sp.getspanstart (URL), sp.getspanend (URL), spannable.span_exclusive_exclusive);Style.setspan (New Foregroundcolorspan (color.r

Application Color Rendering. First, we need to introduce several important classes about color rendering in the Android Api:Shader, BitmapShader, ComposeShader, LinearGradient, RadialGradient, and SweepGradient:Public class Shader extends ObjectThis class is used as the base class to return the horizontal span of the color