63 lines
1.6 KiB
Kotlin
63 lines
1.6 KiB
Kotlin
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package jp.juggler.util
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import android.app.Activity
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import android.content.Context
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import android.content.ContextWrapper
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import android.view.View
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import android.view.ViewGroup
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import android.view.inputmethod.InputMethodManager
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import jp.juggler.subwaytooter.util.Utils
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////////////////////////////////////////////////////////////////////
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// View
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fun View?.scan(callback : (view : View) -> Unit) {
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this ?: return
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callback(this)
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if(this is ViewGroup) {
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for(i in 0 until this.childCount) {
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this.getChildAt(i)?.scan(callback)
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}
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}
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}
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val View?.activity : Activity?
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get() {
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var context = this?.context
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while(context is ContextWrapper) {
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if(context is Activity) return context
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context = context.baseContext
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}
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return null
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}
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fun View.hideKeyboard() {
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try {
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val imm = this.context?.getSystemService(Context.INPUT_METHOD_SERVICE)
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if(imm is InputMethodManager) {
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imm.hideSoftInputFromWindow(this.windowToken, InputMethodManager.HIDE_NOT_ALWAYS)
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} else {
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Utils.log.e("hideKeyboard: can't get InputMethodManager")
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}
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} catch(ex : Throwable) {
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Utils.log.trace(ex)
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}
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}
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fun View.showKeyboard() {
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try {
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val imm = this.context?.getSystemService(Context.INPUT_METHOD_SERVICE)
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if(imm is InputMethodManager) {
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imm.showSoftInput(this, InputMethodManager.HIDE_NOT_ALWAYS)
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} else {
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Utils.log.e("showKeyboard: can't get InputMethodManager")
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}
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} catch(ex : Throwable) {
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Utils.log.trace(ex)
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}
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}
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fun vg(v : View, visible : Boolean) {
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v.visibility = if(visible) View.VISIBLE else View.GONE
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}
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