Quelle  fragment_compose_message.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/compose_root"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="?android:attr/colorBackground">

    <ImageView
        android:id="@+id/wallpaper_view"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:importantForAccessibility="no"
        android:scaleType="centerCrop"
        android:visibility="gone" />

    <FrameLayout
        android:id="@+id/inset_padding_container"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:id="@+id/conversation_parent"
            android:layout_width="match_parent"
            android:layout_height="match_parent">

            <ch.threema.app.ui.OngoingCallNoticeView
                android:id="@+id/ongoing_call_notice"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:animateLayoutChanges="true"
                android:background="@android:color/transparent"
                android:clipToPadding="false"
                android:visibility="gone"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <ch.threema.app.ui.OpenBallotNoticeView
                android:id="@+id/open_ballots_layout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:animateLayoutChanges="true"
                android:paddingTop="@dimen/notice_views_vertical_margin"
                android:paddingBottom="@dimen/notice_views_vertical_margin"
                android:visibility="gone"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toBottomOf="@id/ongoing_call_notice"
                tools:visibility="visible" />

            <ch.threema.app.ui.ReportSpamView
                android:id="@+id/report_spam_layout"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:animateLayoutChanges="true"
                android:paddingTop="@dimen/notice_views_vertical_margin"
                android:paddingBottom="@dimen/notice_views_vertical_margin"
                android:visibility="gone"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toBottomOf="@id/open_ballots_layout" />

            <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
                android:id="@+id/ptr_layout"
                android:layout_width="match_parent"
                android:layout_height="0dp"
                android:layout_weight="1.0"
                app:layout_constraintBottom_toTopOf="@id/bottom_container"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toBottomOf="@id/report_spam_layout">

                <FrameLayout
                    android:id="@+id/history_parent"
                    android:layout_width="match_parent"
                    android:layout_height="match_parent">

                    <ch.threema.app.ui.ConversationListView
                        android:id="@+id/history"
                        android:layout_width="match_parent"
                        android:layout_height="match_parent"
                        android:animateLayoutChanges="true"
                        android:cacheColorHint="@android:color/white"
                        android:choiceMode="singleChoice"
                        android:fadeScrollbars="true"
                        android:fadingEdge="none"
                        android:listSelector="@android:color/transparent"
                        android:paddingTop="5dp"
                        android:scrollbarAlwaysDrawVerticalTrack="false"
                        android:scrollbarSize="@dimen/scrollbar_size"
                        android:scrollbarStyle="insideOverlay"
                        android:smoothScrollbar="true"
                        android:stackFromBottom="true"
                        android:transcriptMode="normal"
                        android:visibility="visible" />

                    <FrameLayout
                        android:id="@+id/date_separator_container"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:clipToPadding="false"
                        android:gravity="top|center_horizontal"
                        android:paddingLeft="3dp"
                        android:paddingTop="5dp"
                        android:paddingRight="3dp"
                        android:paddingBottom="3dp"
                        android:visibility="gone">

                        <include layout="@layout/date_separator_elevated" />
                    </FrameLayout>

                    <com.google.android.material.button.MaterialButton
                        android:id="@+id/quickscroll_top"
                        style="@style/Threema.MaterialButton.Icon.Circle.Filled"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_gravity="right|top"
                        android:layout_marginTop="8dp"
                        android:layout_marginRight="8dp"
                        android:contentDescription="@string/scroll_to_top"
                        android:visibility="gone"
                        app:backgroundTint="?attr/colorPrimary"
                        app:elevation="8dp"
                        app:icon="@drawable/ic_arrow_upward"
                        app:iconTint="?attr/colorOnPrimary"
                        tools:visibility="visible" />

                    <FrameLayout
                        android:id="@+id/quickscroll_bottom_container"
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_gravity="right|bottom"
                        android:clickable="false"
                        android:focusable="false"
                        android:visibility="gone">

                        <com.google.android.material.button.MaterialButton
                            android:id="@+id/quickscroll_bottom"
                            style="@style/Threema.MaterialButton.Icon.Circle.Filled"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:layout_marginLeft="24dp"
                            android:layout_marginTop="4dp"
                            android:layout_marginRight="8dp"
                            android:layout_marginBottom="8dp"
                            android:contentDescription="@string/scroll_to_bottom"
                            app:backgroundTint="?attr/colorPrimary"
                            app:elevation="8dp"
                            app:icon="@drawable/ic_arrow_downward"
                            app:iconTint="?attr/colorOnPrimary" />

                    </FrameLayout>

                </FrameLayout>

            </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

            <View
                android:id="@+id/dim_background"
                android:layout_width="match_parent"
                android:layout_height="0dp"
                android:background="@color/transparent_activity_overlay_darker"
                android:visibility="gone"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <androidx.core.widget.NestedScrollView
                android:id="@+id/edit_message_bubble_container"
                android:layout_width="match_parent"
                android:layout_height="0dp"
                android:fillViewport="true"
                android:visibility="gone"
                app:layout_constraintBottom_toTopOf="@id/bottom_container"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent"
                app:layout_constraintTop_toTopOf="parent">

                <androidx.constraintlayout.widget.ConstraintLayout
                    android:layout_width="match_parent"
                    android:layout_height="match_parent">

                    <androidx.compose.ui.platform.ComposeView
                        android:id="@+id/edit_message_bubble_compose_view"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_marginLeft="@dimen/chat_bubble_container_padding_left_right"
                        android:layout_marginTop="@dimen/chat_bubble_container_padding_bottom"
                        android:layout_marginRight="@dimen/chat_bubble_container_padding_left_right"
                        android:layout_marginBottom="@dimen/chat_bubble_container_padding_bottom"
                        app:layout_constrainedHeight="true"
                        app:layout_constraintBottom_toBottomOf="parent"
                        app:layout_constraintLeft_toLeftOf="parent"
                        app:layout_constraintRight_toRightOf="parent"
                        app:layout_constraintTop_toTopOf="parent"
                        app:layout_constraintVertical_bias="1" />

                </androidx.constraintlayout.widget.ConstraintLayout>

            </androidx.core.widget.NestedScrollView>

            <LinearLayout
                android:id="@+id/bottom_container"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintLeft_toLeftOf="parent"
                app:layout_constraintRight_toRightOf="parent">

                <FrameLayout
                    android:id="@+id/bottom_panel"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:elevation="0dp"
                    android:paddingHorizontal="@dimen/compose_bottom_panel_padding_horizontal"
                    android:paddingTop="@dimen/compose_bottom_panel_padding_top"
                    android:paddingBottom="@dimen/compose_bottom_panel_padding_bottom">

                    <com.google.android.material.textfield.TextInputLayout
                        android:id="@+id/textinputlayout_compose"
                        style="@style/Threema.TextInputLayout.Compose"
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:layout_gravity="bottom"
                        android:layout_marginRight="56dp">

                        <ch.threema.app.ui.ContentCommitComposeEditText
                            android:id="@+id/embedded_text_editor"
                            style="@style/Threema.EditText.Compose"
                            android:layout_width="match_parent"
                            android:layout_height="wrap_content"
                            android:ellipsize="end"
                            android:hint="@string/compose_message_and_enter"
                            android:maxLength="@integer/message_edittext_max_length"
                            android:maxLines="@integer/message_edittext_max_lines"
                            android:minHeight="@dimen/input_text_height"
                            android:nextFocusLeft="@+id/emoji_button"
                            android:nextFocusRight="@+id/camera_button"
                            android:paddingLeft="@dimen/emoji_button_width"
                            android:paddingTop="3dp"
                            android:paddingRight="@dimen/emoji_and_photo_button_width"
                            android:paddingBottom="4dp"
                            android:scrollbars="none"
                            android:scrollHorizontally="false"
                            android:textSize="?attr/font_textentry">

                            <requestFocus />
                        </ch.threema.app.ui.ContentCommitComposeEditText>

                    </com.google.android.material.textfield.TextInputLayout>

                    <ch.threema.app.emojis.EmojiButton
                        android:id="@+id/emoji_button"
                        style="?android:attr/borderlessButtonStyle"
                        android:layout_width="@dimen/emoji_button_width"
                        android:layout_height="@dimen/emoji_button_width"
                        android:layout_gravity="left|bottom"
                        android:layout_marginLeft="2dp"
                        android:layout_marginBottom="5dp"
                        android:background="@drawable/selector_compose_button"
                        android:contentDescription="@string/select_emoji"
                        android:drawablePadding="0dip"
                        android:nextFocusRight="@+id/embedded_text_editor"
                        android:padding="8dp"
                        android:tint="?attr/colorOnSurface" />

                    <FrameLayout
                        android:layout_width="@dimen/emoji_button_width"
                        android:layout_height="@dimen/emoji_button_width"
                        android:layout_gravity="bottom|right"
                        android:layout_marginRight="94dp"
                        android:layout_marginBottom="5dp">

                        <ImageButton
                            android:id="@+id/camera_button"
                            style="?android:attr/borderlessButtonStyle"
                            android:layout_width="@dimen/emoji_button_width"
                            android:layout_height="@dimen/emoji_button_width"
                            android:background="@drawable/selector_compose_button"
                            android:contentDescription="@string/take_photo"
                            android:drawablePadding="0dip"
                            android:focusable="true"
                            android:nextFocusLeft="@+id/embedded_text_editor"
                            android:nextFocusRight="@+id/attach_button"
                            app:srcCompat="@drawable/ic_camera_outline"
                            app:tint="?attr/colorOnSurface" />

                    </FrameLayout>

                    <FrameLayout
                        android:layout_width="@dimen/emoji_button_width"
                        android:layout_height="@dimen/emoji_button_width"
                        android:layout_gravity="bottom|right"
                        android:layout_marginRight="58dp"
                        android:layout_marginBottom="5dp">

                        <ImageButton
                            android:id="@+id/attach_button"
                            style="?android:attr/borderlessButtonStyle"
                            android:layout_width="@dimen/emoji_button_width"
                            android:layout_height="@dimen/emoji_button_width"
                            android:background="@drawable/selector_compose_button"
                            android:contentDescription="@string/add_attachment"
                            android:drawablePadding="0dip"
                            android:focusable="true"
                            android:nextFocusLeft="@+id/embedded_text_editor"
                            android:nextFocusRight="@+id/send_button"
                            app:srcCompat="@drawable/ic_attachment"
                            app:tint="?attr/colorOnSurface" />
                    </FrameLayout>

                    <ch.threema.app.ui.SendButton
                        android:id="@+id/send_button"
                        android:layout_width="@dimen/input_text_height"
                        android:layout_height="@dimen/input_text_height"
                        android:layout_gravity="bottom|right"
                        android:clickable="true"
                        android:focusable="true"
                        android:foreground="@drawable/selector_avatar"
                        android:nextFocusLeft="@+id/attach_button"
                        tools:background="@drawable/ic_circle_send" />

                    <ImageButton
                        android:id="@+id/confirm_edit_button"
                        android:layout_width="@dimen/input_text_height"
                        android:layout_height="@dimen/input_text_height"
                        android:layout_gravity="bottom|right"
                        android:background="@drawable/ic_circle_send"
                        android:contentDescription="@string/confirm_edit_desc"
                        android:scaleType="center"
                        android:src="@drawable/ic_check"
                        android:visibility="gone"
                        app:tint="?attr/colorOnPrimary" />

                </FrameLayout>

                <ch.threema.app.emojis.EmojiPicker
                    android:id="@+id/emoji_picker"
                    android:layout_width="match_parent"
                    android:layout_height="@dimen/default_emoji_picker_height"
                    android:background="?attr/emoji_picker_background_main"
                    android:elevation="6dp"
                    android:orientation="horizontal"
                    android:visibility="gone"
                    tools:visibility="visible" />

            </LinearLayout>

        </androidx.constraintlayout.widget.ConstraintLayout>

    </FrameLayout>
</FrameLayout>