巧妙均分TabLayout tab
16lz
2021-01-23
/** * 均分TabLayout tab * 利用LinearLayout weight 特性, android.support.design.widget.TabLayout#updateTabViewLayoutParams(android.widget.LinearLayout.LayoutParams) */ public static void splitTabLayout(final TabLayout tabLayout) { if (ViewUtil.isNull(tabLayout) || tabLayout.getTabCount() < 2) { return; } tabLayout.setVisibility(View.INVISIBLE); if (tabLayout.getTabMode() != TabLayout.MODE_FIXED || tabLayout.getTabGravity() != TabLayout.GRAVITY_FILL) { return; } tabLayout.post(new Runnable() { @Override public void run() { int tabCount = tabLayout.getTabCount(); int measuredWidth = tabLayout.getMeasuredWidth(); if (measuredWidth <= 0) { tabLayout.setVisibility(View.VISIBLE); return; } int marginOffset = measuredWidth / tabCount / 4; ViewGroup.LayoutParams layoutParams = tabLayout.getLayoutParams(); if (layoutParams instanceof ViewGroup.MarginLayoutParams) { ViewGroup.MarginLayoutParams marginLayoutParams = (ViewGroup.MarginLayoutParams) layoutParams; marginLayoutParams.leftMargin = marginOffset; marginLayoutParams.rightMargin = marginOffset; tabLayout.setLayoutParams(layoutParams); //Log.debug(TAG, "splitTabLayout: " + marginOffset); } tabLayout.setVisibility(View.VISIBLE); } }); }更多相关文章
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