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Implement text appearance for tab selected text #44

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8 changes: 6 additions & 2 deletions demo/src/main/res/values/styles.xml
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -8,8 +8,7 @@
<item name="android:textColorSecondary">@color/secondary_text</item>
</style>

<style name="AppTheme.Main" parent="AppTheme">
</style>
<style name="AppTheme.Main" parent="AppTheme"></style>

<style name="AppTheme.NoActionBar" parent="AppTheme">
<item name="windowActionBar">false</item>
Expand All @@ -22,5 +21,10 @@

<style name="RecyclerTabLayoutTheme.Basic"></style>

<style name="AppBarText">
<item name="android:textColor">@android:color/holo_red_dark</item>
<item name="android:textSize">11sp</item>
<item name="android:textStyle">bold</item>
</style>

</resources>
31 changes: 22 additions & 9 deletions library/src/main/java/com/nshmura/recyclertablayout/RecyclerTabLayout.java
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@ public class RecyclerTabLayout extends RecyclerView {
protected int mTabMinWidth;
protected int mTabMaxWidth;
protected int mTabTextAppearance;
protected int mTabSelectedTextAppearance;
protected int mTabSelectedTextColor;
protected boolean mTabSelectedTextColorSet;
protected int mTabPaddingStart;
Expand All @@ -63,12 +64,12 @@ public class RecyclerTabLayout extends RecyclerView {
protected int mIndicatorPosition;
protected int mIndicatorGap;
protected int mIndicatorScroll;
private int mOldPosition;
private int mOldScrollOffset;
protected float mOldPositionOffset;
protected float mPositionThreshold;
protected boolean mRequestScrollToTab;
protected boolean mScrollEanbled;
private int mOldPosition;
private int mOldScrollOffset;

public RecyclerTabLayout(Context context) {
this(context, null);
Expand Down Expand Up @@ -106,6 +107,9 @@ private void getAttributes(Context context, AttributeSet attrs, int defStyle) {
mTabTextAppearance = a.getResourceId(R.styleable.rtl_RecyclerTabLayout_rtl_tabTextAppearance,
R.style.rtl_RecyclerTabLayout_Tab);

mTabSelectedTextAppearance = a.getResourceId(R.styleable.rtl_RecyclerTabLayout_rtl_tabSelectedTextAppearance,
R.style.rtl_RecyclerTabLayout_Tab);

mTabPaddingStart = mTabPaddingTop = mTabPaddingEnd = mTabPaddingBottom = a
.getDimensionPixelSize(R.styleable.rtl_RecyclerTabLayout_rtl_tabPadding, 0);
mTabPaddingStart = a.getDimensionPixelSize(
Expand Down Expand Up @@ -175,6 +179,7 @@ public void setUpWithViewPager(ViewPager viewPager) {
DefaultAdapter adapter = new DefaultAdapter(viewPager);
adapter.setTabPadding(mTabPaddingStart, mTabPaddingTop, mTabPaddingEnd, mTabPaddingBottom);
adapter.setTabTextAppearance(mTabTextAppearance);
adapter.setTabSelectedTextAppearance(mTabSelectedTextAppearance);
adapter.setTabSelectedTextColor(mTabSelectedTextColorSet, mTabSelectedTextColor);
adapter.setTabMaxWidth(mTabMaxWidth);
adapter.setTabMinWidth(mTabMinWidth);
Expand Down Expand Up @@ -262,7 +267,7 @@ protected void scrollToTab(int position, float positionOffset, boolean fitIndica
if (position == 0) {
float indicatorGap = (nextView.getMeasuredWidth() - selectedView.getMeasuredWidth()) / 2;
mIndicatorGap = (int) (indicatorGap * positionOffset);
mIndicatorScroll = (int)((selectedView.getMeasuredWidth() + indicatorGap) * positionOffset);
mIndicatorScroll = (int) ((selectedView.getMeasuredWidth() + indicatorGap) * positionOffset);

} else {
float indicatorGap = (nextView.getMeasuredWidth() - selectedView.getMeasuredWidth()) / 2;
Expand Down Expand Up @@ -358,6 +363,7 @@ protected boolean isLayoutRtl() {

protected static class RecyclerOnScrollListener extends OnScrollListener {

public int mDx;
protected RecyclerTabLayout mRecyclerTabLayout;
protected LinearLayoutManager mLinearLayoutManager;

Expand All @@ -367,8 +373,6 @@ public RecyclerOnScrollListener(RecyclerTabLayout recyclerTabLayout,
mLinearLayoutManager = linearLayoutManager;
}

public int mDx;

@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
mDx += dx;
Expand Down Expand Up @@ -460,13 +464,13 @@ public ViewPager getViewPager() {
return mViewPager;
}

public void setCurrentIndicatorPosition(int indicatorPosition) {
mIndicatorPosition = indicatorPosition;
}

public int getCurrentIndicatorPosition() {
return mIndicatorPosition;
}

public void setCurrentIndicatorPosition(int indicatorPosition) {
mIndicatorPosition = indicatorPosition;
}
}

public static class DefaultAdapter
Expand All @@ -479,6 +483,7 @@ public static class DefaultAdapter
protected int mTabPaddingEnd;
protected int mTabPaddingBottom;
protected int mTabTextAppearance;
protected int mTabSelectedTextAppearance;
protected boolean mTabSelectedTextColorSet;
protected int mTabSelectedTextColor;
private int mTabMaxWidth;
Expand Down Expand Up @@ -523,6 +528,7 @@ public DefaultAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewTy
if (mTabSelectedTextColorSet) {
tabTextView.setTextColor(tabTextView.createColorStateList(
tabTextView.getCurrentTextColor(), mTabSelectedTextColor));

}
if (mTabBackgroundResId != 0) {
tabTextView.setBackgroundDrawable(
Expand All @@ -537,6 +543,9 @@ public void onBindViewHolder(DefaultAdapter.ViewHolder holder, int position) {
CharSequence title = getViewPager().getAdapter().getPageTitle(position);
holder.title.setText(title);
holder.title.setSelected(getCurrentIndicatorPosition() == position);
holder.title.setTextAppearance(holder.title.getContext(),
getCurrentIndicatorPosition() == position ?
mTabSelectedTextAppearance : mTabTextAppearance);
}

@Override
Expand All @@ -556,6 +565,10 @@ public void setTabTextAppearance(int tabTextAppearance) {
mTabTextAppearance = tabTextAppearance;
}

public void setTabSelectedTextAppearance(int tabSelectedTextAppearance) {
mTabSelectedTextAppearance = tabSelectedTextAppearance;
}

public void setTabSelectedTextColor(boolean tabSelectedTextColorSet,
int tabSelectedTextColor) {
mTabSelectedTextColorSet = tabSelectedTextColorSet;
Expand Down
1 change: 1 addition & 0 deletions library/src/main/res/values/attrs.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
<attr name="rtl_tabBackground" format="reference"/>

<attr name="rtl_tabTextAppearance" format="reference"/>
<attr name="rtl_tabSelectedTextAppearance" format="reference" />
<attr name="rtl_tabSelectedTextColor" format="color"/>

<attr name="rtl_tabOnScreenLimit" format="integer"/>
Expand Down