see 01/23 log

Author: Blankj

utilcode/pkg/src/main/java/com/blankj/utilcode/pkg/feature/fragment/ChildFragment.java

@@ -0,0 +1,80 @@
+package com.blankj.utilcode.pkg.feature.fragment
+
+import android.graphics.Color
+import android.os.Bundle
+import android.view.View
+import android.widget.TextView
+import com.blankj.lib.base.BaseFragment
+import com.blankj.utilcode.pkg.R
+import com.blankj.utilcode.util.FragmentUtils
+import com.blankj.utilcode.util.LogUtils
+import java.util.*
+
+/**
+ * ```
+ * author: Blankj
+ * blog  : http://blankj.com
+ * time  : 17/02/02
+ * desc  : demo about FragmentUtils
+ * ```
+ */
+class ChildFragment : BaseFragment(), FragmentUtils.OnBackClickListener {
+
+    private var tvAboutFragment: TextView? = null
+
+    override fun initData(bundle: Bundle?) {
+
+    }
+
+    override fun bindLayout(): Int {
+        return R.layout.fragment_child
+    }
+
+    override fun initView(savedInstanceState: Bundle?, contentView: View) {
+        val random = Random()
+        FragmentUtils.setBackgroundColor(this, Color.rgb(random.nextInt(256), random.nextInt(256), random.nextInt(256)))
+        findViewById<View>(R.id.fragmentRootShowAboutBtn).setOnClickListener(this)
+        findViewById<View>(R.id.btn_pop).setOnClickListener(this)
+        tvAboutFragment = findViewById(R.id.fragmentRootAboutTv)
+    }
+
+    override fun doBusiness() {
+
+    }
+
+    override fun onWidgetClick(view: View) {
+        tvAboutFragment!!.text = ""
+        val i = view.id
+        if (i == R.id.fragmentRootShowAboutBtn) {
+            tvAboutFragment!!.text = ("top: " + FragmentUtils.getSimpleName(FragmentUtils.getTop(fragmentManager!!))
+                    + "\ntopInStack: " + FragmentUtils.getSimpleName(FragmentUtils.getTopInStack(fragmentManager!!))
+                    + "\ntopShow: " + FragmentUtils.getSimpleName(FragmentUtils.getTopShow(fragmentManager!!))
+                    + "\ntopShowInStack: " + FragmentUtils.getSimpleName(FragmentUtils.getTopShowInStack(fragmentManager!!))
+                    + "\n---all of fragments---\n"
+                    + FragmentUtils.getAllFragments(fragmentManager!!).toString()
+                    + "\n----------------------\n\n"
+                    + "---stack top---\n"
+                    + FragmentUtils.getAllFragmentsInStack(fragmentManager!!).toString()
+                    + "\n---stack bottom---\n\n")
+
+            //            case R.id.btn_pop:
+            //                FragmentUtils.popFragment(getFragmentManager());
+            //                break;
+        }
+    }
+
+    override fun onBackClick(): Boolean {
+        LogUtils.d("demo2 onBackClick")
+        return false
+    }
+
+    companion object {
+
+        fun newInstance(): ChildFragment {
+            val args = Bundle()
+            val fragment = ChildFragment()
+            fragment.arguments = args
+            return fragment
+        }
+    }
+}