我创建了一个表格布局，其中的标题行添加到了XML文件中，其余的内容行被动态填充。由于某种原因，最后一行不可见。我浏览了其他相关文章，代码中的一切似乎都还不错。欣赏是否有人可以看一下并指出问题所在。
XML代码：
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin"
tools:context="com.bluechipsys.mcpackagemanager.PMActivity"
android:id="@+id/view_layout">
<ProgressBar
android:id="@+id/installProgressBar"
android:indeterminate="true"
style="@android:style/Widget.Holo.ProgressBar.Large"
android:layout_centerInParent="true"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
</ProgressBar>
<ScrollView
android:id="@+id/textAreaScroller"
android:layout_above="@+id/btn_reload"
android:layout_width="match_parent"
android:layout_height="100dp"
android:scrollbars="vertical"
android:fadeScrollbars="false"
android:singleLine="false">
<TextView
android:text="@string/msg_default"
android:layout_width="wrap_content"
android:layout_height="100dp"
android:id="@+id/viewLog"
android:maxLines="1000"
android:scrollHorizontally="false"
android:scrollbars="vertical"
android:singleLine="false"
android:background="@drawable/border" />
</ScrollView>
<TextView
android:id="@+id/versionInfo"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/tableLayoutScroller"
android:layout_alignParentTop="true"
android:layout_alignRight="@+id/tableLayoutScroller"
android:text="@string/tv_versioninfo"
android:textStyle="bold" />
<ScrollView
android:id="@+id/tableLayoutScroller"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_alignParentLeft="false"
android:layout_alignParentRight="false"
android:layout_alignParentTop="true"
android:layout_alignWithParentIfMissing="false"
android:layout_centerHorizontal="false"
android:layout_centerInParent="false"
android:layout_alignParentStart="@+id/textAreaScroller"
android:layout_alignRight="@+id/textAreaScroller"
android:layout_alignEnd="@+id/textAreaScroller"
android:layout_above="@+id/textAreaScroller"
android:fadeScrollbars="false"
android:scrollbars="vertical">
<TableLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:scrollbars="vertical"
android:id="@+id/tbl_packagelist"
android:orientation="vertical"
android:layout_alignParentLeft="false"
android:layout_alignParentRight="false"
android:layout_alignParentTop="true"
android:layout_alignWithParentIfMissing="false"
android:layout_centerHorizontal="false"
android:layout_centerInParent="false"
android:layout_marginTop="30dp"
android:layout_alignParentStart="@+id/textAreaScroller"
android:layout_alignRight="@+id/textAreaScroller"
android:layout_alignEnd="@+id/textAreaScroller"
android:layout_above="@+id/textAreaScroller"
android:scrollHorizontally="false"
android:stretchColumns="1,2,3,4,5"
android:shrinkColumns="2"
android:background="@drawable/border_table">
<TableRow
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:focusable="true"
android:focusableInTouchMode="false"
android:background="@android:drawable/list_selector_background">
<CheckBox
android:id="@+id/cbSelect"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@drawable/title_cell_shape"
android:onClick="onCheckboxClicked" />
<TextView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:textAppearance="?android:attr/textAppearanceSmall"
android:id="@+id/tvState"
android:background="@drawable/title_cell_shape"
android:editable="false" />
<TextView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="@string/tv_package"
android:id="@+id/tvPackage"
android:background="@drawable/title_cell_shape"
android:textColor="#000"
android:textStyle="bold"
android:gravity="fill"
android:textAlignment="center"
android:paddingLeft="2dp" />
<TextView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="@string/tv_instver"
android:id="@+id/tvInstver"
android:singleLine="false"
android:background="@drawable/title_cell_shape"
android:textColor="#000"
android:textStyle="bold"
android:gravity="fill"
android:textAlignment="center"
android:paddingLeft="2dp" />
<TextView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="@string/tv_latestver"
android:id="@+id/tvLatestver"
android:background="@drawable/title_cell_shape"
android:textColor="#000"
android:textStyle="bold"
android:gravity="fill"
android:paddingLeft="2dp" />
<TextView
android:layout_width="wrap_content"
android:layout_height="fill_parent"
android:textAppearance="?android:attr/textAppearanceSmall"
android:text="@string/tv_size"
android:id="@+id/tvSize"
android:background="@drawable/title_cell_shape"
android:textColor="#000"
android:textStyle="bold"
android:gravity="fill"
android:paddingLeft="2dp" />
</TableRow>
</TableLayout>
</ScrollView>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/button_reload"
android:id="@+id/btn_reload"
android:background="@android:color/transparent"
android:drawableTop="@drawable/reload"
android:layout_marginTop="7dp"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true" />
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/button_apply"
android:id="@+id/btn_apply"
android:background="@android:color/transparent"
android:drawableTop="@drawable/apply"
android:layout_alignTop="@+id/btn_reload"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true" />
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/button_close"
android:id="@+id/btn_close"
android:background="@android:color/transparent"
android:drawableTop="@drawable/close"
android:layout_alignTop="@+id/btn_reload"
android:layout_alignParentBottom="true"
android:layout_alignRight="@+id/textAreaScroller"
android:layout_alignEnd="@+id/textAreaScroller" />
</RelativeLayout>
Java代码：
private void clearTableRows() {
Logger.d(TAG, "Clearing table rows");
TableLayout main_table = (TableLayout) findViewById(R.id.tbl_packagelist);
int rowCount = main_table.getChildCount();
main_table.removeViews(1, rowCount - 1); // Leave header row intact
}
// Create table rows and add to the GUI
private void createTableRows() {
Logger.d(TAG, "Creating table rows");
final TableLayout main_table = (TableLayout) findViewById(R.id.tbl_packagelist);
Drawable background;
// Define layout parameters
TableLayout.LayoutParams rowParams = new TableLayout.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
TableRow.LayoutParams itemCBParams = new TableRow.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
TableRow.LayoutParams itemIVParams = new TableRow.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
itemIVParams.gravity = Gravity.CENTER; // Centre the image display
TableRow.LayoutParams itemParams = new TableRow.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.MATCH_PARENT);
ViewGroup.MarginLayoutParams mLayoutItemParams = new ViewGroup.MarginLayoutParams (itemParams);
MarginLayoutParamsCompat.setMarginStart(mLayoutItemParams, 4); // Need this workaround for API level < 17
for (MCPackage pkg: list_packages) {
// Create the TableRow and widgets to add to the TableRow
TableRow tbl_row = new TableRow(this);
CheckBox cb_select = new CheckBox(this);
ImageView iv_state = new ImageView(this);
TextView tv_package = new TextView(this);
TextView tv_instver = new TextView(this);
TextView tv_currver = new TextView(this);
TextView tv_pkgsize = new TextView(this);
int index = list_packages.indexOf(pkg);
if(index % 2 == 0) {
background = getResources().getDrawable(R.drawable.cell_shape_white);
} else {
background = getResources().getDrawable(R.drawable.cell_shape_grey);
}
// Set GUI parameters for the TableRow
tbl_row.setLayoutParams(rowParams);
tbl_row.setBackground(background);
tbl_row.setId(index); // Set ID to match index of list_packages
// Initialize the cells
cb_select.setLayoutParams(itemCBParams);
cb_select.setId(index + CHECKBOX_ID);
cb_ids[index] = (index + CHECKBOX_ID);
cb_select.setOnClickListener(checkboxOnClick());
cb_select.setOnCheckedChangeListener(checkboxOnCheckChange());
iv_state.setLayoutParams(itemIVParams);
iv_state.setImageResource(pkg.getState().getImageResourceId());
iv_state.setId(index + IVSTATE_ID);
iv_state_ids[index] = (index + IVSTATE_ID);
tv_package.setLayoutParams(itemParams);
tv_package.setText(pkg.getPackageName());
tv_package.setGravity(Gravity.FILL);
tv_package.setTextAppearance(this, android.R.style.TextAppearance_Small);
tv_package.setTextSize(12);
tv_package.setTextColor(Color.DKGRAY);
tv_package.setTextAlignment(View.TEXT_ALIGNMENT_CENTER);
tv_instver.setLayoutParams(itemParams);
tv_instver.setText(pkg.getInstalledVersion());
tv_instver.setGravity(Gravity.FILL);
tv_instver.setTextSize(12);
tv_instver.setTextColor(Color.BLUE);
tv_instver.setTextAlignment(View.TEXT_ALIGNMENT_CENTER);
tv_currver.setLayoutParams(itemParams);
tv_currver.setText(pkg.getUpdateVersion());
tv_currver.setGravity(Gravity.FILL);
tv_currver.setTextSize(12);
tv_currver.setTextColor(Color.DKGRAY);
tv_currver.setTextAlignment(View.TEXT_ALIGNMENT_CENTER);
tv_pkgsize.setLayoutParams(itemParams);
tv_pkgsize.setText(String.valueOf(((int) pkg.getPackageSize()) / KBINBYTES) + "K");
tv_pkgsize.setGravity(Gravity.FILL);
tv_pkgsize.setTextSize(12);
tv_pkgsize.setTextColor(Color.BLUE);
tv_pkgsize.setTextAlignment(View.TEXT_ALIGNMENT_CENTER);
// Add the cells to the row
tbl_row.addView(cb_select);
tbl_row.addView(iv_state);
tbl_row.addView(tv_package);
tbl_row.addView(tv_instver);
tbl_row.addView(tv_currver);
tbl_row.addView(tv_pkgsize);
main_table.addView(tbl_row); // Add the row to the table
tbl_row.setOnClickListener(rowClickListener);
tbl_row.setOnLongClickListener(rowLongClickListener);
registerForContextMenu(tbl_row); // Register the table row for context menu
Logger.d(TAG, "Added package: " + pkg.getPackageName());
}
}
不确定它仍然是实际的，但是尝试使用NestedScrollView而不是ScrollView