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Add back screen transitions with option to disable them
renovate/androidx.fragment-fragment-ktx-1.x
Add back screen transitions with option to disable them
renovate/androidx.fragment-fragment-ktx-1.x
Ammar Githam
4 years ago
8 changed files with 116 additions and 136 deletions
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90app/src/main/java/awais/instagrabber/customviews/BarinstaFragmentNavigator.kt
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14app/src/main/java/awais/instagrabber/customviews/BarinstaNavHostFragment.kt
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75app/src/main/java/awais/instagrabber/customviews/FragmentNavigatorWithDefaultAnimations.java
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60app/src/main/java/awais/instagrabber/customviews/NavHostFragmentWithDefaultAnimations.java
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9app/src/main/java/awais/instagrabber/fragments/settings/GeneralPreferencesFragment.java
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1app/src/main/java/awais/instagrabber/fragments/settings/PreferenceKeys.kt
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2app/src/main/res/layout/activity_main.xml
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1app/src/main/res/values/strings.xml
@ -0,0 +1,90 @@ |
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package awais.instagrabber.customviews |
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|
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import android.content.Context |
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import androidx.fragment.app.FragmentManager |
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import androidx.navigation.NavBackStackEntry |
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import androidx.navigation.NavOptions |
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import androidx.navigation.Navigator |
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import androidx.navigation.fragment.FragmentNavigator |
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import androidx.navigation.navOptions |
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import awais.instagrabber.R |
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import awais.instagrabber.fragments.settings.PreferenceKeys |
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import awais.instagrabber.utils.Utils |
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|
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private val defaultNavOptions = navOptions { |
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anim { |
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enter = R.anim.slide_in_right |
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exit = R.anim.slide_out_left |
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popEnter = android.R.anim.slide_in_left |
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popExit = android.R.anim.slide_out_right |
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} |
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} |
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private val emptyNavOptions = navOptions {} |
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/** |
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* Needs to replace FragmentNavigator and replacing is done with name in annotation. |
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* Navigation method will use defaults for fragments transitions animations. |
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*/ |
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@Navigator.Name("fragment") |
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class BarinstaFragmentNavigator( |
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context: Context, |
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fragmentManager: FragmentManager, |
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containerId: Int |
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) : FragmentNavigator(context, fragmentManager, containerId) { |
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|
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override fun navigate( |
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entries: List<NavBackStackEntry>, |
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navOptions: NavOptions?, |
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navigatorExtras: Navigator.Extras? |
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) { |
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val disableTransitions = Utils.settingsHelper.getBoolean(PreferenceKeys.PREF_DISABLE_SCREEN_TRANSITIONS) |
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if (disableTransitions) { |
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super.navigate(entries, navOptions, navigatorExtras) |
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return |
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} |
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// this will try to fill in empty animations with defaults when no shared element transitions |
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// https://developer.android.com/guide/navigation/navigation-animate-transitions#shared-element |
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val hasSharedElements = navigatorExtras != null && navigatorExtras is Extras |
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val navOptions1 = if (hasSharedElements) navOptions else navOptions.fillEmptyAnimationsWithDefaults() |
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super.navigate(entries, navOptions1, navigatorExtras) |
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} |
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private fun NavOptions?.fillEmptyAnimationsWithDefaults(): NavOptions = |
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this?.copyNavOptionsWithDefaultAnimations() ?: defaultNavOptions |
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private fun NavOptions.copyNavOptionsWithDefaultAnimations(): NavOptions = let { originalNavOptions -> |
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navOptions { |
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launchSingleTop = originalNavOptions.shouldLaunchSingleTop() |
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popUpTo(originalNavOptions.popUpToId) { |
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inclusive = originalNavOptions.isPopUpToInclusive() |
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saveState = originalNavOptions.shouldPopUpToSaveState() |
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} |
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originalNavOptions.popUpToRoute?.let { |
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popUpTo(it) { |
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inclusive = originalNavOptions.isPopUpToInclusive() |
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saveState = originalNavOptions.shouldPopUpToSaveState() |
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} |
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} |
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restoreState = originalNavOptions.shouldRestoreState() |
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anim { |
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enter = |
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if (originalNavOptions.enterAnim == emptyNavOptions.enterAnim) defaultNavOptions.enterAnim |
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else originalNavOptions.enterAnim |
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exit = |
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if (originalNavOptions.exitAnim == emptyNavOptions.exitAnim) defaultNavOptions.exitAnim |
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else originalNavOptions.exitAnim |
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popEnter = |
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if (originalNavOptions.popEnterAnim == emptyNavOptions.popEnterAnim) defaultNavOptions.popEnterAnim |
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else originalNavOptions.popEnterAnim |
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popExit = |
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if (originalNavOptions.popExitAnim == emptyNavOptions.popExitAnim) defaultNavOptions.popExitAnim |
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else originalNavOptions.popExitAnim |
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} |
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} |
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} |
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private companion object { |
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private const val TAG = "FragmentNavigator" |
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} |
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} |
@ -0,0 +1,14 @@ |
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package awais.instagrabber.customviews |
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import androidx.navigation.NavHostController |
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import androidx.navigation.fragment.NavHostFragment |
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class BarinstaNavHostFragment : NavHostFragment() { |
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override fun onCreateNavHostController(navHostController: NavHostController) { |
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super.onCreateNavHostController(navHostController) |
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navHostController.navigatorProvider.addNavigator( |
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// this replaces FragmentNavigator |
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BarinstaFragmentNavigator(requireContext(), childFragmentManager, id) |
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) |
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} |
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} |
@ -1,75 +0,0 @@ |
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package awais.instagrabber.customviews; |
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import android.content.Context; |
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import android.os.Bundle; |
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import androidx.annotation.NonNull; |
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import androidx.annotation.Nullable; |
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import androidx.fragment.app.FragmentManager; |
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import androidx.navigation.NavDestination; |
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import androidx.navigation.NavOptions; |
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import androidx.navigation.Navigator; |
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import androidx.navigation.fragment.FragmentNavigator; |
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import awais.instagrabber.R; |
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@Navigator.Name("fragment") |
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public class FragmentNavigatorWithDefaultAnimations extends FragmentNavigator { |
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private final NavOptions emptyNavOptions = new NavOptions.Builder().build(); |
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// private final NavOptions defaultNavOptions = new NavOptions.Builder() |
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// .setEnterAnim(R.animator.nav_default_enter_anim) |
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// .setExitAnim(R.animator.nav_default_exit_anim) |
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// .setPopEnterAnim(R.animator.nav_default_pop_enter_anim) |
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// .setPopExitAnim(R.animator.nav_default_pop_exit_anim) |
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// .build(); |
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private final NavOptions defaultNavOptions = new NavOptions.Builder() |
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.setEnterAnim(R.anim.slide_in_right) |
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.setExitAnim(R.anim.slide_out_left) |
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.setPopEnterAnim(android.R.anim.slide_in_left) |
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.setPopExitAnim(android.R.anim.slide_out_right) |
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.build(); |
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public FragmentNavigatorWithDefaultAnimations(@NonNull final Context context, |
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@NonNull final FragmentManager manager, |
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final int containerId) { |
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super(context, manager, containerId); |
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} |
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@Nullable |
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@Override |
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public NavDestination navigate(@NonNull final Destination destination, |
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@Nullable final Bundle args, |
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@Nullable final NavOptions navOptions, |
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@Nullable final Navigator.Extras navigatorExtras) { |
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// this will try to fill in empty animations with defaults when no shared element transitions are set |
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// https://developer.android.com/guide/navigation/navigation-animate-transitions#shared-element |
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final boolean shouldUseTransitionsInstead = navigatorExtras != null; |
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final NavOptions navOptions1 = shouldUseTransitionsInstead ? navOptions : fillEmptyAnimationsWithDefaults(navOptions); |
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return super.navigate(destination, args, navOptions1, navigatorExtras); |
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} |
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private NavOptions fillEmptyAnimationsWithDefaults(@Nullable final NavOptions navOptions) { |
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if (navOptions == null) { |
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return defaultNavOptions; |
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} |
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return copyNavOptionsWithDefaultAnimations(navOptions); |
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} |
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@NonNull |
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private NavOptions copyNavOptionsWithDefaultAnimations(@NonNull final NavOptions navOptions) { |
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return new NavOptions.Builder() |
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.setLaunchSingleTop(navOptions.shouldLaunchSingleTop()) |
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.setPopUpTo(navOptions.getPopUpTo(), navOptions.isPopUpToInclusive()) |
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.setEnterAnim(navOptions.getEnterAnim() == emptyNavOptions.getEnterAnim() |
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? defaultNavOptions.getEnterAnim() : navOptions.getEnterAnim()) |
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.setExitAnim(navOptions.getExitAnim() == emptyNavOptions.getExitAnim() |
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? defaultNavOptions.getExitAnim() : navOptions.getExitAnim()) |
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.setPopEnterAnim(navOptions.getPopEnterAnim() == emptyNavOptions.getPopEnterAnim() |
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? defaultNavOptions.getPopEnterAnim() : navOptions.getPopEnterAnim()) |
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.setPopExitAnim(navOptions.getPopExitAnim() == emptyNavOptions.getPopExitAnim() |
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? defaultNavOptions.getPopExitAnim() : navOptions.getPopExitAnim()) |
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.build(); |
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} |
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} |
@ -1,60 +0,0 @@ |
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// package awais.instagrabber.customviews; |
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// |
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// import android.os.Bundle; |
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// |
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// import androidx.annotation.NavigationRes; |
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// import androidx.annotation.NonNull; |
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// import androidx.annotation.Nullable; |
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// import androidx.navigation.NavController; |
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// import androidx.navigation.Navigator; |
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// import androidx.navigation.fragment.FragmentNavigator; |
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// import androidx.navigation.fragment.NavHostFragment; |
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// |
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// public class NavHostFragmentWithDefaultAnimations extends NavHostFragment { |
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// private static final String KEY_GRAPH_ID = "android-support-nav:fragment:graphId"; |
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// private static final String KEY_START_DESTINATION_ARGS = |
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// "android-support-nav:fragment:startDestinationArgs"; |
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// private static final String KEY_NAV_CONTROLLER_STATE = |
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// "android-support-nav:fragment:navControllerState"; |
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// private static final String KEY_DEFAULT_NAV_HOST = "android-support-nav:fragment:defaultHost"; |
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// |
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// @NonNull |
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// public static NavHostFragment create(@NavigationRes int graphResId) { |
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// return create(graphResId, null); |
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// } |
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// |
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// @NonNull |
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// public static NavHostFragment create(@NavigationRes int graphResId, |
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// @Nullable Bundle startDestinationArgs) { |
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// Bundle b = null; |
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// if (graphResId != 0) { |
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// b = new Bundle(); |
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// b.putInt(KEY_GRAPH_ID, graphResId); |
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// } |
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// if (startDestinationArgs != null) { |
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// if (b == null) { |
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// b = new Bundle(); |
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// } |
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// b.putBundle(KEY_START_DESTINATION_ARGS, startDestinationArgs); |
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// } |
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// |
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// final NavHostFragmentWithDefaultAnimations result = new NavHostFragmentWithDefaultAnimations(); |
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// if (b != null) { |
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// result.setArguments(b); |
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// } |
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// return result; |
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// } |
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// |
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// @NonNull |
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// @Override |
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// protected Navigator<? extends FragmentNavigator.Destination> createFragmentNavigator() { |
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// return new FragmentNavigatorWithDefaultAnimations(requireContext(), getChildFragmentManager(), getId()); |
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// } |
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// |
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// @Override |
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// protected void onCreateNavController(@NonNull final NavController navController) { |
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// super.onCreateNavController(navController); |
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// navController.getNavigatorProvider() |
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// .addNavigator(new FragmentNavigatorWithDefaultAnimations(requireContext(), getChildFragmentManager(), getId())); |
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// } |
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// } |
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