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-rw-r--r--core/java/android/app/ActionBar.java15
-rw-r--r--core/java/com/android/internal/app/ActionBarImpl.java5
-rw-r--r--core/java/com/android/internal/widget/ActionBarView.java167
-rw-r--r--core/res/res/layout/action_bar_home.xml4
-rw-r--r--core/res/res/layout/action_bar_title_item.xml3
-rw-r--r--core/res/res/layout/action_bar_up_container.xml23
-rw-r--r--core/res/res/values/symbols.xml1
7 files changed, 144 insertions, 74 deletions
diff --git a/core/java/android/app/ActionBar.java b/core/java/android/app/ActionBar.java
index 2337790..3602fc4 100644
--- a/core/java/android/app/ActionBar.java
+++ b/core/java/android/app/ActionBar.java
@@ -132,6 +132,12 @@ public abstract class ActionBar {
public static final int DISPLAY_SHOW_CUSTOM = 0x10;
/**
+ * Allow the title to wrap onto multiple lines if space is available
+ * @hide pending API approval
+ */
+ public static final int DISPLAY_TITLE_MULTIPLE_LINES = 0x20;
+
+ /**
* Set the action bar into custom navigation mode, supplying a view
* for custom navigation.
*
@@ -680,6 +686,15 @@ public abstract class ActionBar {
public Context getThemedContext() { return null; }
/**
+ * Returns true if the Title field has been truncated during layout for lack
+ * of available space.
+ *
+ * @return true if the Title field has been truncated
+ * @hide pending API approval
+ */
+ public boolean isTitleTruncated() { return false; }
+
+ /**
* Listener interface for ActionBar navigation events.
*/
public interface OnNavigationListener {
diff --git a/core/java/com/android/internal/app/ActionBarImpl.java b/core/java/com/android/internal/app/ActionBarImpl.java
index 46478ca..f041f07 100644
--- a/core/java/com/android/internal/app/ActionBarImpl.java
+++ b/core/java/com/android/internal/app/ActionBarImpl.java
@@ -801,6 +801,11 @@ public class ActionBarImpl extends ActionBar {
return mThemedContext;
}
+ @Override
+ public boolean isTitleTruncated() {
+ return mActionView != null && mActionView.isTitleTruncated();
+ }
+
/**
* @hide
*/
diff --git a/core/java/com/android/internal/widget/ActionBarView.java b/core/java/com/android/internal/widget/ActionBarView.java
index 27ecd9a..4d28abc 100644
--- a/core/java/com/android/internal/widget/ActionBarView.java
+++ b/core/java/com/android/internal/widget/ActionBarView.java
@@ -40,6 +40,7 @@ import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.os.Parcel;
import android.os.Parcelable;
+import android.text.Layout;
import android.text.TextUtils;
import android.util.AttributeSet;
import android.util.Log;
@@ -49,7 +50,6 @@ import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.MotionEvent;
-import android.view.TouchDelegate;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewParent;
@@ -83,7 +83,8 @@ public class ActionBarView extends AbsActionBarView {
ActionBar.DISPLAY_USE_LOGO |
ActionBar.DISPLAY_HOME_AS_UP |
ActionBar.DISPLAY_SHOW_CUSTOM |
- ActionBar.DISPLAY_SHOW_TITLE;
+ ActionBar.DISPLAY_SHOW_TITLE |
+ ActionBar.DISPLAY_TITLE_MULTIPLE_LINES;
private static final int DEFAULT_CUSTOM_GRAVITY = Gravity.START | Gravity.CENTER_VERTICAL;
@@ -100,6 +101,7 @@ public class ActionBarView extends AbsActionBarView {
private TextView mTitleView;
private TextView mSubtitleView;
private View mTitleUpView;
+ private ViewGroup mUpGoerFive;
private Spinner mSpinner;
private LinearLayout mListNavLayout;
@@ -137,10 +139,6 @@ public class ActionBarView extends AbsActionBarView {
Window.Callback mWindowCallback;
- private final Rect mTempRect = new Rect();
- private int mMaxHomeSlop;
- private static final int MAX_HOME_SLOP = 32; // dp
-
private final AdapterView.OnItemSelectedListener mNavItemSelectedListener =
new AdapterView.OnItemSelectedListener() {
public void onItemSelected(AdapterView parent, View view, int position, long id) {
@@ -219,9 +217,11 @@ public class ActionBarView extends AbsActionBarView {
com.android.internal.R.styleable.ActionBar_homeLayout,
com.android.internal.R.layout.action_bar_home);
- mHomeLayout = (HomeView) inflater.inflate(homeResId, this, false);
+ mUpGoerFive = (ViewGroup) inflater.inflate(
+ com.android.internal.R.layout.action_bar_up_container, this, false);
+ mHomeLayout = (HomeView) inflater.inflate(homeResId, mUpGoerFive, false);
- mExpandedHomeLayout = (HomeView) inflater.inflate(homeResId, this, false);
+ mExpandedHomeLayout = (HomeView) inflater.inflate(homeResId, mUpGoerFive, false);
mExpandedHomeLayout.setUp(true);
mExpandedHomeLayout.setOnClickListener(mExpandedActionViewUpListener);
mExpandedHomeLayout.setContentDescription(getResources().getText(
@@ -250,16 +250,14 @@ public class ActionBarView extends AbsActionBarView {
a.recycle();
mLogoNavItem = new ActionMenuItem(context, 0, android.R.id.home, 0, 0, mTitle);
- mHomeLayout.setOnClickListener(mUpClickListener);
- mHomeLayout.setClickable(true);
- mHomeLayout.setFocusable(true);
+
+ mUpGoerFive.setOnClickListener(mUpClickListener);
+ mUpGoerFive.setClickable(true);
+ mUpGoerFive.setFocusable(true);
if (getImportantForAccessibility() == View.IMPORTANT_FOR_ACCESSIBILITY_AUTO) {
setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_YES);
}
-
- mMaxHomeSlop =
- (int) (MAX_HOME_SLOP * context.getResources().getDisplayMetrics().density + 0.5f);
}
@Override
@@ -269,8 +267,8 @@ public class ActionBarView extends AbsActionBarView {
mTitleView = null;
mSubtitleView = null;
mTitleUpView = null;
- if (mTitleLayout != null && mTitleLayout.getParent() == this) {
- removeView(mTitleLayout);
+ if (mTitleLayout != null && mTitleLayout.getParent() == mUpGoerFive) {
+ mUpGoerFive.removeView(mTitleLayout);
}
mTitleLayout = null;
if ((mDisplayOptions & ActionBar.DISPLAY_SHOW_TITLE) != 0) {
@@ -551,19 +549,19 @@ public class ActionBarView extends AbsActionBarView {
}
public void setHomeButtonEnabled(boolean enable) {
- mHomeLayout.setEnabled(enable);
- mHomeLayout.setFocusable(enable);
+ mUpGoerFive.setEnabled(enable);
+ mUpGoerFive.setFocusable(enable);
// Make sure the home button has an accurate content description for accessibility.
if (!enable) {
- mHomeLayout.setContentDescription(null);
- mHomeLayout.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
+ mUpGoerFive.setContentDescription(null);
+ mUpGoerFive.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_NO);
} else {
- mHomeLayout.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_AUTO);
+ mUpGoerFive.setImportantForAccessibility(IMPORTANT_FOR_ACCESSIBILITY_AUTO);
if ((mDisplayOptions & ActionBar.DISPLAY_HOME_AS_UP) != 0) {
- mHomeLayout.setContentDescription(mContext.getResources().getText(
+ mUpGoerFive.setContentDescription(mContext.getResources().getText(
R.string.action_bar_up_description));
} else {
- mHomeLayout.setContentDescription(mContext.getResources().getText(
+ mUpGoerFive.setContentDescription(mContext.getResources().getText(
R.string.action_bar_home_description));
}
}
@@ -600,7 +598,7 @@ public class ActionBarView extends AbsActionBarView {
if ((options & ActionBar.DISPLAY_SHOW_TITLE) != 0) {
initTitle();
} else {
- removeView(mTitleLayout);
+ mUpGoerFive.removeView(mTitleLayout);
}
}
@@ -608,8 +606,6 @@ public class ActionBarView extends AbsActionBarView {
(ActionBar.DISPLAY_HOME_AS_UP | ActionBar.DISPLAY_SHOW_HOME)) != 0) {
final boolean homeAsUp = (mDisplayOptions & ActionBar.DISPLAY_HOME_AS_UP) != 0;
mTitleUpView.setVisibility(!showHome ? (homeAsUp ? VISIBLE : INVISIBLE) : GONE);
- mTitleLayout.setEnabled(!showHome && homeAsUp);
- mTitleLayout.setClickable(!showHome && homeAsUp);
}
if ((flagsChanged & ActionBar.DISPLAY_SHOW_CUSTOM) != 0 && mCustomNavView != null) {
@@ -620,6 +616,17 @@ public class ActionBarView extends AbsActionBarView {
}
}
+ if (mTitleLayout != null &&
+ (flagsChanged & ActionBar.DISPLAY_TITLE_MULTIPLE_LINES) != 0) {
+ if ((options & ActionBar.DISPLAY_TITLE_MULTIPLE_LINES) != 0) {
+ mTitleView.setSingleLine(false);
+ mTitleView.setMaxLines(2);
+ } else {
+ mTitleView.setMaxLines(1);
+ mTitleView.setSingleLine(true);
+ }
+ }
+
requestLayout();
} else {
invalidate();
@@ -753,7 +760,8 @@ public class ActionBarView extends AbsActionBarView {
protected void onFinishInflate() {
super.onFinishInflate();
- addView(mHomeLayout);
+ mUpGoerFive.addView(mHomeLayout, 0);
+ addView(mUpGoerFive);
if (mCustomNavView != null && (mDisplayOptions & ActionBar.DISPLAY_SHOW_CUSTOM) != 0) {
final ViewParent parent = mCustomNavView.getParent();
@@ -775,8 +783,6 @@ public class ActionBarView extends AbsActionBarView {
mSubtitleView = (TextView) mTitleLayout.findViewById(R.id.action_bar_subtitle);
mTitleUpView = (View) mTitleLayout.findViewById(R.id.up);
- mTitleLayout.setOnClickListener(mUpClickListener);
-
if (mTitleStyleRes != 0) {
mTitleView.setTextAppearance(mContext, mTitleStyleRes);
}
@@ -796,11 +802,9 @@ public class ActionBarView extends AbsActionBarView {
final boolean showHome = (mDisplayOptions & ActionBar.DISPLAY_SHOW_HOME) != 0;
final boolean showTitleUp = !showHome;
mTitleUpView.setVisibility(showTitleUp ? (homeAsUp ? VISIBLE : INVISIBLE) : GONE);
- mTitleLayout.setEnabled(homeAsUp && showTitleUp);
- mTitleLayout.setClickable(homeAsUp && showTitleUp);
}
- addView(mTitleLayout);
+ mUpGoerFive.addView(mTitleLayout);
if (mExpandedActionView != null ||
(TextUtils.isEmpty(mTitle) && TextUtils.isEmpty(mSubtitle))) {
// Don't show while in expanded mode or with empty text
@@ -820,6 +824,28 @@ public class ActionBarView extends AbsActionBarView {
return mIsCollapsed;
}
+ /**
+ * @return True if any characters in the title were truncated
+ */
+ public boolean isTitleTruncated() {
+ if (mTitleView == null) {
+ return false;
+ }
+
+ final Layout titleLayout = mTitleView.getLayout();
+ if (titleLayout == null) {
+ return false;
+ }
+
+ final int lineCount = titleLayout.getLineCount();
+ for (int i = 0; i < lineCount; i++) {
+ if (titleLayout.getEllipsisCount(i) > 0) {
+ return true;
+ }
+ }
+ return false;
+ }
+
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
final int childCount = getChildCount();
@@ -828,7 +854,16 @@ public class ActionBarView extends AbsActionBarView {
for (int i = 0; i < childCount; i++) {
final View child = getChildAt(i);
if (child.getVisibility() != GONE &&
- !(child == mMenuView && mMenuView.getChildCount() == 0)) {
+ !(child == mMenuView && mMenuView.getChildCount() == 0) &&
+ child != mUpGoerFive) {
+ visibleChildren++;
+ }
+ }
+
+ final int upChildCount = mUpGoerFive.getChildCount();
+ for (int i = 0; i < upChildCount; i++) {
+ final View child = mUpGoerFive.getChildAt(i);
+ if (child.getVisibility() != GONE) {
visibleChildren++;
}
}
@@ -872,7 +907,8 @@ public class ActionBarView extends AbsActionBarView {
HomeView homeLayout = mExpandedActionView != null ? mExpandedHomeLayout : mHomeLayout;
- if (homeLayout.getVisibility() != GONE) {
+ int homeWidth = 0;
+ if (homeLayout.getVisibility() != GONE && homeLayout.getParent() == mUpGoerFive) {
final ViewGroup.LayoutParams lp = homeLayout.getLayoutParams();
int homeWidthSpec;
if (lp.width < 0) {
@@ -880,10 +916,18 @@ public class ActionBarView extends AbsActionBarView {
} else {
homeWidthSpec = MeasureSpec.makeMeasureSpec(lp.width, MeasureSpec.EXACTLY);
}
+
+ /*
+ * This is a little weird.
+ * We're only measuring the *home* affordance within the Up container here
+ * on purpose, because we want to give the available space to all other views before
+ * the title text. We'll remeasure the whole up container again later.
+ */
homeLayout.measure(homeWidthSpec, exactHeightSpec);
- final int homeWidth = homeLayout.getMeasuredWidth() + homeLayout.getStartOffset();
- availableWidth = Math.max(0, availableWidth - homeWidth);
- leftOfCenter = Math.max(0, availableWidth - homeWidth);
+ homeWidth = homeLayout.getMeasuredWidth();
+ final int homeOffsetWidth = homeWidth + homeLayout.getStartOffset();
+ availableWidth = Math.max(0, availableWidth - homeOffsetWidth);
+ leftOfCenter = Math.max(0, availableWidth - homeOffsetWidth);
}
if (mMenuView != null && mMenuView.getParent() == this) {
@@ -985,9 +1029,13 @@ public class ActionBarView extends AbsActionBarView {
availableWidth -= horizontalMargin + customView.getMeasuredWidth();
}
- if (mExpandedActionView == null && showTitle) {
- availableWidth = measureChildView(mTitleLayout, availableWidth,
- MeasureSpec.makeMeasureSpec(mContentHeight, MeasureSpec.EXACTLY), 0);
+ /*
+ * Measure the whole up container now, allowing for the full home+title sections.
+ * (This will re-measure the home view.)
+ */
+ availableWidth = measureChildView(mUpGoerFive, availableWidth + homeWidth,
+ MeasureSpec.makeMeasureSpec(mContentHeight, MeasureSpec.EXACTLY), 0);
+ if (mTitleLayout != null) {
leftOfCenter = Math.max(0, leftOfCenter - mTitleLayout.getMeasuredWidth());
}
@@ -1034,25 +1082,17 @@ public class ActionBarView extends AbsActionBarView {
final int y = getPaddingTop();
HomeView homeLayout = mExpandedActionView != null ? mExpandedHomeLayout : mHomeLayout;
- boolean needsTouchDelegate = false;
- int homeSlop = mMaxHomeSlop;
- int homeRight = 0;
- if (homeLayout.getVisibility() != GONE) {
- final int startOffset = homeLayout.getStartOffset();
- x += positionChild(homeLayout,
- next(x, startOffset, isLayoutRtl), y, contentHeight, isLayoutRtl);
- x = next(x, startOffset, isLayoutRtl);
- needsTouchDelegate = homeLayout == mHomeLayout;
- homeRight = x;
- }
+ final int startOffset = homeLayout.getVisibility() != GONE &&
+ homeLayout.getParent() == mUpGoerFive ? homeLayout.getStartOffset() : 0;
+
+ // Position the up container based on where the edge of the home layout should go.
+ x += positionChild(mUpGoerFive,
+ next(x, startOffset, isLayoutRtl), y, contentHeight, isLayoutRtl);
+ x = next(x, startOffset, isLayoutRtl);
if (mExpandedActionView == null) {
final boolean showTitle = mTitleLayout != null && mTitleLayout.getVisibility() != GONE &&
(mDisplayOptions & ActionBar.DISPLAY_SHOW_TITLE) != 0;
- if (showTitle) {
- x += positionChild(mTitleLayout, x, y, contentHeight, isLayoutRtl);
- homeSlop = mTitleLayout.getWidth();
- }
switch (mNavigationMode) {
case ActionBar.NAVIGATION_MODE_STANDARD:
@@ -1062,7 +1102,6 @@ public class ActionBarView extends AbsActionBarView {
if (showTitle) {
x = next(x, mItemPadding, isLayoutRtl);
}
- homeSlop = Math.min(homeSlop, Math.max(x - homeRight, 0));
x += positionChild(mListNavLayout, x, y, contentHeight, isLayoutRtl);
x = next(x, mItemPadding, isLayoutRtl);
}
@@ -1070,7 +1109,6 @@ public class ActionBarView extends AbsActionBarView {
case ActionBar.NAVIGATION_MODE_TABS:
if (mTabScrollView != null) {
if (showTitle) x = next(x, mItemPadding, isLayoutRtl);
- homeSlop = Math.min(homeSlop, Math.max(x - homeRight, 0));
x += positionChild(mTabScrollView, x, y, contentHeight, isLayoutRtl);
x = next(x, mItemPadding, isLayoutRtl);
}
@@ -1175,7 +1213,6 @@ public class ActionBarView extends AbsActionBarView {
final int customWidth = customView.getMeasuredWidth();
customView.layout(xpos, ypos, xpos + customWidth,
ypos + customView.getMeasuredHeight());
- homeSlop = Math.min(homeSlop, Math.max(xpos - homeRight, 0));
x = next(x, customWidth, isLayoutRtl);
}
@@ -1185,14 +1222,6 @@ public class ActionBarView extends AbsActionBarView {
mProgressView.layout(mProgressBarPadding, -halfProgressHeight,
mProgressBarPadding + mProgressView.getMeasuredWidth(), halfProgressHeight);
}
-
- if (needsTouchDelegate) {
- mTempRect.set(homeLayout.getLeft(), homeLayout.getTop(),
- homeLayout.getRight() + homeSlop, homeLayout.getBottom());
- setTouchDelegate(new TouchDelegate(mTempRect, homeLayout));
- } else {
- setTouchDelegate(null);
- }
}
@Override
@@ -1492,8 +1521,8 @@ public class ActionBarView extends AbsActionBarView {
if (mExpandedActionView.getParent() != ActionBarView.this) {
addView(mExpandedActionView);
}
- if (mExpandedHomeLayout.getParent() != ActionBarView.this) {
- addView(mExpandedHomeLayout);
+ if (mExpandedHomeLayout.getParent() != mUpGoerFive) {
+ mUpGoerFive.addView(mExpandedHomeLayout);
}
mHomeLayout.setVisibility(GONE);
if (mTitleLayout != null) mTitleLayout.setVisibility(GONE);
@@ -1519,7 +1548,7 @@ public class ActionBarView extends AbsActionBarView {
}
removeView(mExpandedActionView);
- removeView(mExpandedHomeLayout);
+ mUpGoerFive.removeView(mExpandedHomeLayout);
mExpandedActionView = null;
if ((mDisplayOptions & ActionBar.DISPLAY_SHOW_HOME) != 0) {
mHomeLayout.setVisibility(VISIBLE);
diff --git a/core/res/res/layout/action_bar_home.xml b/core/res/res/layout/action_bar_home.xml
index fe58215..5341f3d 100644
--- a/core/res/res/layout/action_bar_home.xml
+++ b/core/res/res/layout/action_bar_home.xml
@@ -17,9 +17,7 @@
<view xmlns:android="http://schemas.android.com/apk/res/android"
class="com.android.internal.widget.ActionBarView$HomeView"
android:layout_width="wrap_content"
- android:layout_height="match_parent"
- android:background="?android:attr/actionBarItemBackground"
- android:animateLayoutChanges="true">
+ android:layout_height="match_parent">
<ImageView android:id="@android:id/up"
android:src="?android:attr/homeAsUpIndicator"
android:layout_gravity="center_vertical|start"
diff --git a/core/res/res/layout/action_bar_title_item.xml b/core/res/res/layout/action_bar_title_item.xml
index df773eb..ccc5b07 100644
--- a/core/res/res/layout/action_bar_title_item.xml
+++ b/core/res/res/layout/action_bar_title_item.xml
@@ -16,10 +16,9 @@
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
- android:layout_height="wrap_content"
+ android:layout_height="match_parent"
android:orientation="horizontal"
android:paddingEnd="8dip"
- android:background="?android:attr/actionBarItemBackground"
android:enabled="false">
<ImageView android:id="@android:id/up"
diff --git a/core/res/res/layout/action_bar_up_container.xml b/core/res/res/layout/action_bar_up_container.xml
new file mode 100644
index 0000000..c6fad64
--- /dev/null
+++ b/core/res/res/layout/action_bar_up_container.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2013 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:layout_width="wrap_content"
+ android:layout_height="match_parent"
+ android:background="?android:attr/actionBarItemBackground"
+ android:gravity="center_vertical"
+ android:enabled="false">
+</LinearLayout>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 0f9d57e..391320b 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1112,6 +1112,7 @@
<java-symbol type="layout" name="keyguard_multi_user_selector_widget" />
<java-symbol type="layout" name="sms_short_code_confirmation_dialog" />
<java-symbol type="layout" name="keyguard_add_widget" />
+ <java-symbol type="layout" name="action_bar_up_container" />
<java-symbol type="anim" name="slide_in_child_bottom" />
<java-symbol type="anim" name="slide_in_right" />
generated by cgit v1.1 at 2025-01-12 18:49:29 +0000