实现效果图
主要代码
完整源代码
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class TabView(context: Context, attributeSet: AttributeSet?) : LinearLayout(context, attributeSet) { private lateinit var firstTab: View private lateinit var secondTab: View private val firstTabIndex = 0 private val secondTabIndex = 1 private var selectedTab = firstTabIndex private val textSize = 20f private val bottomSplitColor = "#FA871E" private val centerSplitColor = "#666666" private val bottomSplitWidth = 50 private val bottomSplitHeight = 4 private val centerSplitWidth = 1 private val centerSplitHeight = 40 private lateinit var mOnSwitchListener: OnSwitchListener fun initTabs( firstTabText: String, secondTabText: String, selectedIndex: Int, onSwitchListener: OnSwitchListener ) { mOnSwitchListener = onSwitchListener setOrientation() firstTab = addTab(firstTabText) addCenterSplit() secondTab = addTab(secondTabText) selectTab(selectedIndex) setOnClickListener { switchTab() } } interface OnSwitchListener { fun onSwitched(selectedIndex: Int) } private fun selectTab(tabIndex: Int) { if (tabIndex == firstTabIndex) { firstTab.visibility = View.VISIBLE secondTab.visibility = View.INVISIBLE } else { firstTab.visibility = View.INVISIBLE secondTab.visibility = View.VISIBLE } selectedTab = tabIndex } private fun switchTab() { if (selectedTab == firstTabIndex) { selectTab(secondTabIndex) } else { selectTab(firstTabIndex) } mOnSwitchListener.onSwitched(selectedTab) } private fun setOrientation() { orientation = HORIZONTAL } private fun getBottomSplitView(): View { val view = View(context) view.setBackgroundColor(Color.parseColor(bottomSplitColor)) return view } private fun getBottomSplitLayoutParams(): LayoutParams { val layoutParams = LayoutParams(bottomSplitWidth, bottomSplitHeight) layoutParams.setMargins(3, 3, 3, 3) layoutParams.gravity = Gravity.CENTER_HORIZONTAL return layoutParams } private fun addCenterSplit() { val view = View(context) view.setBackgroundColor(Color.parseColor(centerSplitColor)) addView(view, getCenterSplitLayoutParams()) } private fun getCenterSplitLayoutParams(): LayoutParams { val layoutParams = LayoutParams(centerSplitWidth, centerSplitHeight) layoutParams.setMargins(3, 0, 3, 0) layoutParams.gravity = Gravity.CENTER_VERTICAL return layoutParams } private fun addTab(text: String): View { var linearLayout = LinearLayout(context) linearLayout.orientation = VERTICAL val textView = getTextView(text) linearLayout.addView( textView, LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT) ) val splitView = getBottomSplitView() linearLayout.addView(splitView, getBottomSplitLayoutParams()) addView(linearLayout, LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)) return splitView } private fun getTextView(text: String): TextView { val textView = TextView(context) textView.text = text textView.setPadding(10, 10, 10, 10) textView.textSize = textSize return textView }} |
https://gitee.com/cxyzy1/custTabView
总结
到此这篇关于Android自定义view实现标签栏功能(只支持固定两个标签)的文章就介绍到这了,更多相关android自定义view标签栏内容请搜索服务器之家以前的文章或继续浏览下面的相关文章希望大家以后多多支持服务器之家！
原文链接：https://blog.csdn.net/yinxing2008/article/details/106571764
