How to set transparent background for Image Button in code?
This is the simple only you have to set background color as transparent ImageButton btn=(ImageButton)findViewById(R.id.ImageButton01); btn.setBackgroundColor(Color.TRANSPARENT);
background
Color of stacked semi-transparent boxes depends on order?
Simply because in both cases the combination of colors is not the same due to how opacity of the top layer affect the color of the bottom layer. For the first case, you see 50% of blue and 50% of transparent in the top layer. Through the transparent part, you see 50% of red color … Read more
iOS KeyChain not retrieving values from background
My question was close to the mark for the reason why, but not quite. After reading through blog after blog, tutorial after tutorial, I finally found one that gave off a hint of what might be happening. Locked home screens. The keychain tutorials always left the accessibility settings for the keychain blank, so it would … Read more
Can a background image be larger than the div itself?
There is a very easy trick. Set padding of that div to a positive number and margin to negative #wrapper { background: url(xxx.jpeg); padding-left: 10px; margin-left: -10px; }
How to set custom ActionBar color / style?
You can define the color of the ActionBar (and other stuff) by creating a custom Style: Simply edit the res/values/styles.xml file of your Android project. For example like this: <resources> <style name=”MyCustomTheme” parent=”@android:style/Theme.Holo.Light”> <item name=”android:actionBarStyle”>@style/MyActionBarTheme</item> </style> <style name=”MyActionBarTheme” parent=”@android:style/Widget.Holo.Light.ActionBar”> <item name=”android:background”>ANY_HEX_COLOR_CODE</item> </style> </resources> Then set “MyCustomTheme” as the Theme of your Activity that contains the … Read more
How do I programmatically set the background color gradient on a Custom Title Bar?
To do this in code, you create a GradientDrawable. The only chance to set the angle and color is in the constructor. If you want to change the color or angle, just create a new GradientDrawable and set it as the background View layout = findViewById(R.id.mainlayout); GradientDrawable gd = new GradientDrawable( GradientDrawable.Orientation.TOP_BOTTOM, new int[] {0xFF616261,0xFF131313}); … Read more
div background color, to change onhover
The “a:hover” literally tells the browser to change the properties for the <a>-tag, when the mouse is hovered over it. What you perhaps meant was “the div:hover” instead, which would trigger when the div was chosen. Just to make sure, if you want to change only one particular div, give it an id (“<div id=’something’>“) … Read more
Can I set an opacity only to the background image of a div?
So here is an other way: background-image: linear-gradient(rgba(255,255,255,0.5), rgba(255,255,255,0.5)), url(“your_image.png”);
sendMessage from extension background or popup to content script doesn’t work
In your background page you should call chrome.tabs.query({active: true, currentWindow: true}, function(tabs){ chrome.tabs.sendMessage(tabs[0].id, {action: “open_dialog_box”}, function(response) {}); }); instead of using chrome.extension.sendMessage as you currently do. The chrome.tabs variant sends messages to content scripts, whereas the chrome.extension function sends messages to all other extension components.
Transparent background on CardView – Android
Setup your CardView to use the cardBackgroundColor attribute to remove color and cardElevation attribute to remove the drop shadow. For example: <android.support.v7.widget.CardView xmlns:card_view=”http://schemas.android.com/apk/res-auto” xmlns:android=”http://schemas.android.com/apk/res/android” android:id=”@+id/myCardView” android:layout_width=”match_parent” android:layout_height=”match_parent” card_view:cardBackgroundColor=”@android:color/transparent” card_view:cardElevation=”0dp”> For a full list of supported attributes see here: https://developer.android.com/reference/android/support/v7/widget/CardView.html If you are using an older API, you will need to call these two functions on … Read more