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avoid initializing the first 3 fragments unnecessarily

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This commit is contained in:
tibbi 2019-05-14 15:30:02 +02:00
parent fa0ce89d81
commit 7d9e9c6df0
6 changed files with 20 additions and 10 deletions
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2
app/build.gradle
View file

@ -61,7 +61,7 @@ android {
}
dependencies {
implementation 'com.simplemobiletools:commons:5.12.17'
implementation 'com.simplemobiletools:commons:5.12.22'
implementation 'com.theartofdev.edmodo:android-image-cropper:2.8.0'
implementation 'androidx.multidex:multidex:2.0.1'
implementation 'it.sephiroth.android.exif:library:1.0.1'

2
app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/ViewPagerActivity.kt
View file

@ -366,8 +366,10 @@ class ViewPagerActivity : SimpleActivity(), ViewPager.OnPageChangeListener, View
private fun updatePagerItems(media: MutableList<Medium>) {
val pagerAdapter = MyPagerAdapter(this, supportFragmentManager, media)
if (!isDestroyed) {
pagerAdapter.shouldInitFragment = mPos < 5
view_pager.apply {
adapter = pagerAdapter
pagerAdapter.shouldInitFragment = true
currentItem = mPos
removeOnPageChangeListener(this@ViewPagerActivity)
addOnPageChangeListener(this@ViewPagerActivity)

4
app/src/main/kotlin/com/simplemobiletools/gallery/pro/adapters/MyPagerAdapter.kt
View file

@ -12,16 +12,20 @@ import com.simplemobiletools.gallery.pro.fragments.PhotoFragment
import com.simplemobiletools.gallery.pro.fragments.VideoFragment
import com.simplemobiletools.gallery.pro.fragments.ViewPagerFragment
import com.simplemobiletools.gallery.pro.helpers.MEDIUM
import com.simplemobiletools.gallery.pro.helpers.SHOULD_INIT_FRAGMENT
import com.simplemobiletools.gallery.pro.models.Medium
class MyPagerAdapter(val activity: ViewPagerActivity, fm: FragmentManager, val media: MutableList<Medium>) : FragmentStatePagerAdapter(fm) {
private val fragments = HashMap<Int, ViewPagerFragment>()
var shouldInitFragment = true
override fun getCount() = media.size
override fun getItem(position: Int): Fragment {
val medium = media[position]
val bundle = Bundle()
bundle.putSerializable(MEDIUM, medium)
bundle.putBoolean(SHOULD_INIT_FRAGMENT, shouldInitFragment)
val fragment = if (medium.isVideo()) {
VideoFragment()
} else {

12
app/src/main/kotlin/com/simplemobiletools/gallery/pro/fragments/PhotoFragment.kt
View file

@ -40,10 +40,7 @@ import com.simplemobiletools.gallery.pro.R
import com.simplemobiletools.gallery.pro.activities.PanoramaPhotoActivity
import com.simplemobiletools.gallery.pro.activities.PhotoActivity
import com.simplemobiletools.gallery.pro.extensions.*
import com.simplemobiletools.gallery.pro.helpers.MEDIUM
import com.simplemobiletools.gallery.pro.helpers.PATH
import com.simplemobiletools.gallery.pro.helpers.PicassoDecoder
import com.simplemobiletools.gallery.pro.helpers.PicassoRegionDecoder
import com.simplemobiletools.gallery.pro.helpers.*
import com.simplemobiletools.gallery.pro.models.Medium
import com.simplemobiletools.gallery.pro.svg.SvgSoftwareLayerSetter
import com.squareup.picasso.Callback
@ -90,7 +87,12 @@ class PhotoFragment : ViewPagerFragment() {
private lateinit var mMedium: Medium
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
mView = (inflater.inflate(R.layout.pager_photo_item, container, false) as ViewGroup).apply {
mView = (inflater.inflate(R.layout.pager_photo_item, container, false) as ViewGroup)
if (!arguments!!.getBoolean(SHOULD_INIT_FRAGMENT)) {
return mView
}
mView.apply {
subsampling_view.setOnClickListener { photoClicked() }
gestures_view.setOnClickListener { photoClicked() }
gif_view.setOnClickListener { photoClicked() }

9
app/src/main/kotlin/com/simplemobiletools/gallery/pro/fragments/VideoFragment.kt
View file

@ -28,10 +28,7 @@ import com.simplemobiletools.gallery.pro.R
import com.simplemobiletools.gallery.pro.activities.PanoramaVideoActivity
import com.simplemobiletools.gallery.pro.activities.VideoActivity
import com.simplemobiletools.gallery.pro.extensions.*
import com.simplemobiletools.gallery.pro.helpers.Config
import com.simplemobiletools.gallery.pro.helpers.MEDIUM
import com.simplemobiletools.gallery.pro.helpers.MIN_SKIP_LENGTH
import com.simplemobiletools.gallery.pro.helpers.PATH
import com.simplemobiletools.gallery.pro.helpers.*
import com.simplemobiletools.gallery.pro.models.Medium
import com.simplemobiletools.gallery.pro.views.MediaSideScroll
import kotlinx.android.synthetic.main.bottom_video_time_holder.view.*
@ -125,6 +122,10 @@ class VideoFragment : ViewPagerFragment(), TextureView.SurfaceTextureListener, S
}
}
if (!arguments!!.getBoolean(SHOULD_INIT_FRAGMENT)) {
return mView
}
storeStateVariables()
mMedium = arguments!!.getSerializable(MEDIUM) as Medium
Glide.with(context!!).load(mMedium.path).into(mView.video_preview)

1
app/src/main/kotlin/com/simplemobiletools/gallery/pro/helpers/Constants.kt
View file

@ -119,6 +119,7 @@ const val GET_ANY_INTENT = "get_any_intent"
const val SET_WALLPAPER_INTENT = "set_wallpaper_intent"
const val IS_VIEW_INTENT = "is_view_intent"
const val PICKED_PATHS = "picked_paths"
const val SHOULD_INIT_FRAGMENT = "should_init_fragment"
// rotations
const val ROTATE_BY_SYSTEM_SETTING = 0