AppCompatActionBarpublic class AppCompatActionBar extends BridgeActionBar | Assumes that the AppCompat library is present in the project's classpath and creates an
actionbar around it. |
| Fields Summary |
|---|
| private Object | mWindowDecorActionBar | | private static final String | WINDOW_ACTION_BAR_CLASS | | private Class | mWindowActionBarClass |
| Constructors Summary |
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public AppCompatActionBar(com.android.layoutlib.bridge.android.BridgeContext context, com.android.ide.common.rendering.api.SessionParams params, android.view.ViewGroup parentView)Inflate the action bar and attach it to {@code parentView}
super(context, params, parentView);
int contentRootId = context.getProjectResourceValue(ResourceType.ID,
"action_bar_activity_content", 0);
View contentView = getDecorContent().findViewById(contentRootId);
if (contentView != null) {
assert contentView instanceof FrameLayout;
setContentRoot(((FrameLayout) contentView));
} else {
// Something went wrong. Create a new FrameLayout in the enclosing layout.
FrameLayout contentRoot = new FrameLayout(context);
setMatchParent(contentRoot);
mEnclosingLayout.addView(contentRoot);
setContentRoot(contentRoot);
}
try {
Class[] constructorParams = {View.class};
Object[] constructorArgs = {getDecorContent()};
mWindowDecorActionBar = params.getProjectCallback().loadView(WINDOW_ACTION_BAR_CLASS,
constructorParams, constructorArgs);
mWindowActionBarClass = mWindowDecorActionBar == null ? null :
mWindowDecorActionBar.getClass();
setupActionBar();
} catch (Exception e) {
e.printStackTrace();
}
|
| Methods Summary |
|---|
| public void | createMenuPopup()
// it's hard to addd menus to appcompat's actionbar, since it'll use a lot of reflection.
// so we skip it for now.
| | private android.graphics.drawable.Drawable | getDrawable(java.lang.String name, boolean isFramework)
RenderResources res = mBridgeContext.getRenderResources();
ResourceValue value = res.findResValue(name, isFramework);
value = res.resolveResValue(value);
if (value != null) {
return ResourceHelper.getDrawable(value, mBridgeContext);
}
return null;
| | protected com.android.ide.common.rendering.api.ResourceValue | getLayoutResource(com.android.layoutlib.bridge.android.BridgeContext context)
// We always assume that the app has requested the action bar.
return context.getRenderResources().getProjectResource(ResourceType.LAYOUT,
"abc_screen_toolbar");
| | private static java.lang.reflect.Method | getMethod(java.lang.Class owner, java.lang.String name, java.lang.Class parameterTypes)
try {
return owner == null ? null : owner.getMethod(name, parameterTypes);
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
return null;
| | private static java.lang.Object | invoke(java.lang.reflect.Method method, java.lang.Object owner, java.lang.Object args)
try {
return method == null ? null : method.invoke(owner, args);
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
return null;
| | protected void | setHomeAsUp(boolean homeAsUp)
if (mWindowDecorActionBar != null) {
Method setHomeAsUp = getMethod(mWindowActionBarClass,
"setDefaultDisplayHomeAsUpEnabled", boolean.class);
invoke(setHomeAsUp, mWindowDecorActionBar, homeAsUp);
}
| | protected void | setIcon(java.lang.String icon)
// Do this only if the action bar doesn't already have an icon.
if (icon != null && !icon.isEmpty() && mWindowDecorActionBar != null) {
if (((Boolean) invoke(getMethod(mWindowActionBarClass, "hasIcon"), mWindowDecorActionBar)
)) {
Drawable iconDrawable = getDrawable(icon, false);
if (iconDrawable != null) {
Method setIcon = getMethod(mWindowActionBarClass, "setIcon", Drawable.class);
invoke(setIcon, mWindowDecorActionBar, iconDrawable);
}
}
}
| | protected void | setSubtitle(java.lang.CharSequence subtitle)
if (subtitle != null && mWindowDecorActionBar != null) {
Method setSubtitle = getMethod(mWindowActionBarClass, "setSubtitle", CharSequence.class);
invoke(setSubtitle, mWindowDecorActionBar, subtitle);
}
| | protected void | setTitle(java.lang.CharSequence title)
if (title != null && mWindowDecorActionBar != null) {
Method setTitle = getMethod(mWindowActionBarClass, "setTitle", CharSequence.class);
invoke(setTitle, mWindowDecorActionBar, title);
}
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