大约有 3,118 项符合查询结果（耗时：0.0171秒） [XML]
Android Fragment lifecycle over orientation changes
...e: "when the activity is destroyed, so are all fragments"? Since "When the screen orientation changes, the system destroys and recreates the activity [...]".
– cYrus
Mar 29 '15 at 19:33
...
Disable hover effects on mobile browsers
... When it's being visited from a desktop, I want the clickable areas of the screen to light up with :hover effects (different background color, etc.) With a tablet, there's no mouse, so I don't want any hover effects.
...
Regular expression for letters, numbers and - _
... snippet to show how you can use this pattern:
<?php
$arr = array(
'screen123.css',
'screen-new-file.css',
'screen_new.js',
'screen new file.css'
);
foreach ($arr as $s) {
if (preg_match('/^[\w.-]*$/', $s)) {
print "$s is a match\n";
} else {
print "$s is NO match!!!\n";
...
How do I get the height and width of the Android Navigation Bar programmatically?
The black navigation bar on the bottom of the screen is not easily removable in Android. It has been part of Android since 3.0 as a replacement for hardware buttons. Here is a picture:
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Can I avoid the native fullscreen video player with HTML5 on iPhone or android?
... an iPhone or a DroidX, the native video player pops up and takes over the screen, thus obscuring the other dynamic content that I want to display simultaneously with the video.
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Detecting a mobile browser
...
Google TV is Android too. What define a mobile ? Screen Size ? Touch ? deviceOrientation ? When i design it's more a question of mousehover or not, big bouton or small links. So, for now, i run with "if (Modernizr.touch)" :)
– molokoloco
...
Bootstrap: how do I change the width of the container?
...iner sizes
// --------------------------------------------------
// Small screen / tablet
@container-tablet: ((720px + @grid-gutter-width));
// Medium screen / desktop
@container-desktop: ((940px + @grid-gutter-width));
// Large screen / wide desktop
@container-lg-desktop: ...
iPhone: Detecting user inactivity/idle time since last screen touch
Has anybody implemented a feature where if the user has not touched the screen for a certain time period, you take a certain action? I'm trying to figure out the best way to do that.
...
Why fragments, and when to use fragments instead of activities?
... is important information that I found on fragments:
Historically each screen in an Android app was implemented as a separate Activity. This creates a challenge in passing information between screens because the Android Intent mechanism does not allow passing a reference type (i.e. object) direc...
How to get screen dimensions as pixels in Android
... top edge and m pixels from the right edge). Therefore I need to get the screen width and screen height and then set position:
...