/**
* Creates the widget that holds the actual tabs.
*
* @param activity Activity to create the widgets in.
* @return the widget that holds the actual tabs.
*/
private TabWidget createTabWidget(Activity activity) {
TabWidget tabWidget = new TabWidget(activity);
tabWidget.setId(android.R.id.tabs);
LinearLayout.LayoutParams tabWidgetParams =
new LinearLayout.LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT);
tabWidgetParams.weight = 0;
tabWidget.setLayoutParams(tabWidgetParams);
return tabWidget;
}
/**
* 获取TabHost
*
* @param mContext
* @param gravity tabs的位置，上面TOP 下面BOTTOM，目前只支持两个
* @return
*/
public static EasyFragmentTabHostSaveState getKFragmentTabHostSaveStateView(
Context mContext, int gravity) {
// init FragmentTabHost
EasyFragmentTabHostSaveState tabhost = new EasyFragmentTabHostSaveState(mContext);
tabhost.setId(android.R.id.tabhost);
tabhost.setLayoutParams(
new FragmentTabHost.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
LinearLayout mLinearLayout = new LinearLayout(mContext);
mLinearLayout.setOrientation(LinearLayout.VERTICAL);
mLinearLayout.setLayoutParams(
new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
// init FrameLayout
FrameLayout realtabcontent = new FrameLayout(mContext);
realtabcontent.setId(EasyR.id.realtabcontent);
realtabcontent.setLayoutParams(new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0, 1f));
// init TabWidget
TabWidget tabs = new TabWidget(mContext);
tabs.setId(android.R.id.tabs);
tabs.setLayoutParams(
new TabWidget.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT, 0));
tabs.setOrientation(LinearLayout.HORIZONTAL);
FrameLayout tabcontent = new FrameLayout(mContext);
tabcontent.setId(android.R.id.tabcontent);
tabcontent.setLayoutParams(new LinearLayout.LayoutParams(0, 0, 0f));
tabhost.addView(mLinearLayout);
switch (gravity) {
case TabGravity.BOTTOM:
mLinearLayout.addView(realtabcontent);
mLinearLayout.addView(tabs); // wiget在下面
mLinearLayout.addView(tabcontent);
break;
case TabGravity.TOP:
mLinearLayout.addView(tabs); // wiget在上面
mLinearLayout.addView(tabcontent);
mLinearLayout.addView(realtabcontent);
break;
}
return tabhost;
}
/**
* 获取TabHost
*
* @param mContext
* @param gravity tabs的位置，上面TOP 下面BOTTOM，目前只支持两个
* @return
*/
public static TabHost getTabHostAndPagerView(Context mContext, int tabGravity) {
// init TabHost
TabHost tabhost = new TabHost(mContext);
tabhost.setId(android.R.id.tabhost);
tabhost.setLayoutParams(
new FragmentTabHost.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
LinearLayout mLinearLayout = new LinearLayout(mContext);
mLinearLayout.setOrientation(LinearLayout.VERTICAL);
mLinearLayout.setLayoutParams(
new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT));
// init TabWidget
TabWidget tabs = new TabWidget(mContext);
tabs.setId(android.R.id.tabs);
tabs.setLayoutParams(
new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT, 0));
tabs.setOrientation(LinearLayout.HORIZONTAL);
FrameLayout tabcontent = new FrameLayout(mContext);
tabcontent.setId(android.R.id.tabcontent);
tabcontent.setLayoutParams(new LinearLayout.LayoutParams(0, 0, 0f));
ViewPager viewPager = new ViewPager(mContext);
viewPager.setId(EasyR.id.pager);
viewPager.setLayoutParams(new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT, 0, 1f));
tabhost.addView(mLinearLayout);
switch (tabGravity) {
case TabGravity.BOTTOM:
mLinearLayout.addView(viewPager);
mLinearLayout.addView(tabs); // wiget在下面
mLinearLayout.addView(tabcontent);
break;
case TabGravity.TOP:
default:
mLinearLayout.addView(tabs); // wiget在上面
mLinearLayout.addView(tabcontent);
mLinearLayout.addView(viewPager);
break;
}
return tabhost;
}
public MaterialTabHost(Context context, AttributeSet attrs) {
super(context, attrs);
inflater = LayoutInflater.from(context);
TypedValue outValue = new TypedValue();
Resources.Theme theme = context.getTheme();
// use ?attr/colorPrimary as background color
// theme.resolveAttribute(R.attr.colorPrimary, outValue, true);
// setBackgroundColor(outValue.data);
// use ?attr/colorControlActivated as default indicator color
// theme.resolveAttribute(R.attr.colorControlActivated, outValue, true);
// colorControlActivated = outValue.data;
setBackgroundColor(0xff0CACF4);
colorControlActivated = 0xffBEEAFC;
TypedArray a =
context.getTheme().obtainStyledAttributes(attrs, R.styleable.MaterialTabHost, 0, 0);
int indicatorColor =
a.getColor(R.styleable.MaterialTabHost_colorTabIndicator, colorControlActivated);
a.recycle();
// ColorDrawable on 2.x does not use getBounds() so use ShapeDrawable
indicator = new ShapeDrawable();
indicator.setColorFilter(indicatorColor, PorterDuff.Mode.SRC_ATOP);
Resources res = context.getResources();
indicatorHeight = res.getDimensionPixelSize(R.dimen.mth_tab_indicator_height);
leftOffset = res.getDimensionPixelSize(R.dimen.mth_tab_left_offset);
// int tabHeight = res.getDimensionPixelSize(R.dimen.mth_tab_height);
tabWidget = new TabWidget(context);
tabWidget.setLayoutParams(
new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
tabWidget.setId(android.R.id.tabs);
tabWidget.setStripEnabled(false);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
tabWidget.setShowDividers(LinearLayout.SHOW_DIVIDER_NONE);
}
addView(tabWidget);
FrameLayout fl = new FrameLayout(context);
fl.setLayoutParams(new LayoutParams(0, 0));
fl.setId(android.R.id.tabcontent);
addView(fl);
setup();
setOnTabChangedListener(
new TabHost.OnTabChangeListener() {
@Override
public void onTabChanged(String tabId) {
if (listener != null) {
listener.onTabSelected(Integer.valueOf(tabId));
}
}
});
float density = getResources().getDisplayMetrics().density;
// set elevation for App bar
// http://www.google.com/design/spec/what-is-material/objects-in-3d-space.html#objects-in-3d-space-elevation
ViewCompat.setElevation(this, APP_TAB_ELEVATION * density);
}
