<com.google.android.material.appbar.AppBar
Layout
android:id="@+id/app_bar"
android:
layout_width="match_parent"
android:
layout_height="wrap_content"
android:fitsSystemWindows="true"
android:importantForAccessibility="no"
app:elevation="0dp"
app:
layout_constraintTop_toTopOf="parent">
<com.google.android.material.appbar.
CollapsingToolbarLayout
android:id="@+id/collapse_tl"
android:
layout_width="match_parent"
android:
layout_height="match_parent"
android:importantForAccessibility="no"
app:
layout_
scrollFlags="scroll|exitUntilCollapsed|snapMargins"
app:titleEnabled="true"
app:toolbarId="@+id/toolbar">
<View
android:id="@+id/profile_bg_iv"
android:
layout_width="match_parent"
android:
layout_height="match_parent"
android:alpha="0"
android:background="?attr/colorSurface"
app:
layout_collapseMode="parallax" />
<androidx.constraint
layout.widget.Constraint
Layout
android:id="@+id/profile_cl"
android:
layout_width="match_parent"
android:
layout_height="wrap_content"
android:
layout_marginTop="?attr/actionBarSize"
android:
layout_marginBottom="10dp"
app:
layout_collapseMode="parallax"
app:
layout_collapseParallaxMultiplier="0.6">
<com.google.android.material.imageview.ShapeableImageView
android:id="@+id/profile_iv"
android:
layout_width="@dimen/tpds_all_dp_76"
android:
layout_height="@dimen/tpds_all_dp_76"
android:scaleType="centerCrop"
android:importantForAccessibility="no"
app:
layout_constraintEnd_toEndOf="parent"
app:
layout_constraintStart_toStartOf="parent"
app:
layout_constraintTop_toTopOf="parent"
app:shapeAppearanceOverlay="@style/ShapeAppearanceOverlay.MP.ShapeableImageView.Circle"
app:srcCompat="@mipmap/ic_avatar_default" />
<com.tplink.design.text.TPTextView
android:id="@+id/profile_name_tv"
style="@style/Widget.TPDesign.TextView.Primary.Title"
android:
layout_width="match_parent"
android:
layout_height="wrap_content"
android:
layout_marginStart="16dp"
android:
layout_marginTop="10dp"
android:
layout_marginEnd="16dp"
android:focusable="true"
android:gravity="center"
app:markAsAccessibilityHeader="true"
app:
layout_constraintTop_toBottomOf="@id/profile_iv"
tools:text="Finn" />
<com.tplink.design.button.TPUnderlineButton
android:id="@+id/profile_edit_tv"
style="@style/Widget.TPDesign.TextView.Highlight.Body1"
android:
layout_width="match_parent"
android:
layout_height="wrap_content"
android:
layout_marginHorizontal="@dimen/tpds_all_dp_16"
android:
layout_marginTop="10dp"
android:focusable="true"
android:gravity="center"
android:minWidth="@dimen/tpds_all_dp_48"
android:minHeight="@dimen/tpds_all_dp_48"
android:text="@string/parent_control_edit_owner"
app:
layout_constraintBottom_toBottomOf="parent"
app:
layout_constraintTop_toBottomOf="@id/profile_name_tv" />
</androidx.constraint
layout.widget.Constraint
Layout>
<com.google.android.material.appbar.MaterialToolbar
android:id="@+id/toolbar"
style="@style/Widget.TPDesign.Toolbar"
android:
layout_width="match_parent"
android:
layout_height="@dimen/tpds_all_dp_146"
android:background="@color/tpds_transparent"
app:
layout_collapseMode="pin"
app:navigationContentDescription="@string/talkback_back"
app:navigationIcon="@drawable/mp_svg_nav_arrow_start"
app:titleTextColor="?attr/colorSurface" />
</com.google.android.material.appbar.
CollapsingToolbarLayout>
</com.google.android.material.appbar.AppBar
Layout> 这里折叠后的高度是由哪个决定
本文详细解析了CollapsingToolbarLayout中的app:layout_scrollFlags属性的三种不同值的效果，包括scroll|exitUntilCollapsed、scroll|enterAlways及scroll|enterAlwaysCollapsed，并说明了它们在RecyclerView上下拉动时的具体行为。
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