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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /core/java/android/app/Dialog.java
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
auto import from //depot/cupcake/@135843
Diffstat (limited to 'core/java/android/app/Dialog.java')
-rw-r--r--core/java/android/app/Dialog.java954
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diff --git a/core/java/android/app/Dialog.java b/core/java/android/app/Dialog.java
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--- a/core/java/android/app/Dialog.java
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@@ -1,954 +0,0 @@
-/*
- * Copyright (C) 2006 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.
- */
-
-package android.app;
-
-import android.content.Context;
-import android.content.DialogInterface;
-import android.graphics.drawable.Drawable;
-import android.net.Uri;
-import android.os.Handler;
-import android.os.Message;
-import android.os.Bundle;
-import android.util.Config;
-import android.util.Log;
-import android.view.ContextMenu;
-import android.view.ContextThemeWrapper;
-import android.view.Gravity;
-import android.view.KeyEvent;
-import android.view.Menu;
-import android.view.MenuItem;
-import android.view.MotionEvent;
-import android.view.View;
-import android.view.ViewConfiguration;
-import android.view.ViewGroup;
-import android.view.LayoutInflater;
-import android.view.Window;
-import android.view.WindowManager;
-import android.view.ContextMenu.ContextMenuInfo;
-import android.view.View.OnCreateContextMenuListener;
-
-import com.android.internal.policy.PolicyManager;
-
-import java.lang.ref.WeakReference;
-
-/**
- * Base class for Dialogs.
- *
- * <p>Note: Activities provide a facility to manage the creation, saving and
- * restoring of dialogs. See {@link Activity#onCreateDialog(int)},
- * {@link Activity#onPrepareDialog(int, Dialog)},
- * {@link Activity#showDialog(int)}, and {@link Activity#dismissDialog(int)}. If
- * these methods are used, {@link #getOwnerActivity()} will return the Activity
- * that managed this dialog.
- *
- * <p>Often you will want to have a Dialog display on top of the current
- * input method, because there is no reason for it to accept text. You can
- * do this by setting the {@link WindowManager.LayoutParams#FLAG_ALT_FOCUSABLE_IM
- * WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM} window flag (assuming
- * your Dialog takes input focus, as it the default) with the following code:
- *
- * <pre>
- * getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM,
- * WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
- * </pre>
- */
-public class Dialog implements DialogInterface, Window.Callback,
- KeyEvent.Callback, OnCreateContextMenuListener {
- private static final String LOG_TAG = "Dialog";
-
- private Activity mOwnerActivity;
-
- final Context mContext;
- final WindowManager mWindowManager;
- Window mWindow;
- View mDecor;
- /**
- * This field should be made private, so it is hidden from the SDK.
- * {@hide}
- */
- protected boolean mCancelable = true;
- private Message mCancelMessage;
- private Message mDismissMessage;
-
- /**
- * Whether to cancel the dialog when a touch is received outside of the
- * window's bounds.
- */
- private boolean mCanceledOnTouchOutside = false;
-
- private OnKeyListener mOnKeyListener;
-
- private boolean mCreated = false;
- private boolean mShowing = false;
-
- private final Thread mUiThread;
- private final Handler mHandler = new Handler();
-
- private final Runnable mDismissAction = new Runnable() {
- public void run() {
- dismissDialog();
- }
- };
-
- /**
- * Create a Dialog window that uses the default dialog frame style.
- *
- * @param context The Context the Dialog is to run it. In particular, it
- * uses the window manager and theme in this context to
- * present its UI.
- */
- public Dialog(Context context) {
- this(context, 0);
- }
-
- /**
- * Create a Dialog window that uses a custom dialog style.
- *
- * @param context The Context in which the Dialog should run. In particular, it
- * uses the window manager and theme from this context to
- * present its UI.
- * @param theme A style resource describing the theme to use for the
- * window. See <a href="{@docRoot}guide/topics/resources/available-resources.html#stylesandthemes">Style
- * and Theme Resources</a> for more information about defining and using
- * styles. This theme is applied on top of the current theme in
- * <var>context</var>. If 0, the default dialog theme will be used.
- */
- public Dialog(Context context, int theme) {
- mContext = new ContextThemeWrapper(
- context, theme == 0 ? com.android.internal.R.style.Theme_Dialog : theme);
- mWindowManager = (WindowManager)context.getSystemService("window");
- Window w = PolicyManager.makeNewWindow(mContext);
- mWindow = w;
- w.setCallback(this);
- w.setWindowManager(mWindowManager, null, null);
- w.setGravity(Gravity.CENTER);
- mUiThread = Thread.currentThread();
- mDismissCancelHandler = new DismissCancelHandler(this);
- }
-
- /**
- * @deprecated
- * @hide
- */
- @Deprecated
- protected Dialog(Context context, boolean cancelable,
- Message cancelCallback) {
- this(context);
- mCancelable = cancelable;
- mCancelMessage = cancelCallback;
- }
-
- protected Dialog(Context context, boolean cancelable,
- OnCancelListener cancelListener) {
- this(context);
- mCancelable = cancelable;
- setOnCancelListener(cancelListener);
- }
-
- /**
- * Retrieve the Context this Dialog is running in.
- *
- * @return Context The Context that was supplied to the constructor.
- */
- public final Context getContext() {
- return mContext;
- }
-
- /**
- * Sets the Activity that owns this dialog. An example use: This Dialog will
- * use the suggested volume control stream of the Activity.
- *
- * @param activity The Activity that owns this dialog.
- */
- public final void setOwnerActivity(Activity activity) {
- mOwnerActivity = activity;
-
- getWindow().setVolumeControlStream(mOwnerActivity.getVolumeControlStream());
- }
-
- /**
- * Returns the Activity that owns this Dialog. For example, if
- * {@link Activity#showDialog(int)} is used to show this Dialog, that
- * Activity will be the owner (by default). Depending on how this dialog was
- * created, this may return null.
- *
- * @return The Activity that owns this Dialog.
- */
- public final Activity getOwnerActivity() {
- return mOwnerActivity;
- }
-
- /**
- * @return Whether the dialog is currently showing.
- */
- public boolean isShowing() {
- return mShowing;
- }
-
- /**
- * Start the dialog and display it on screen. The window is placed in the
- * application layer and opaque. Note that you should not override this
- * method to do initialization when the dialog is shown, instead implement
- * that in {@link #onStart}.
- */
- public void show() {
- if (mShowing) {
- if (Config.LOGV) Log.v(LOG_TAG,
- "[Dialog] start: already showing, ignore");
- if (mDecor != null) mDecor.setVisibility(View.VISIBLE);
- return;
- }
-
- if (!mCreated) {
- dispatchOnCreate(null);
- }
-
- onStart();
- mDecor = mWindow.getDecorView();
- WindowManager.LayoutParams l = mWindow.getAttributes();
- if ((l.softInputMode
- & WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) == 0) {
- WindowManager.LayoutParams nl = new WindowManager.LayoutParams();
- nl.copyFrom(l);
- nl.softInputMode |=
- WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION;
- l = nl;
- }
- mWindowManager.addView(mDecor, l);
- mShowing = true;
- }
-
- /**
- * Hide the dialog, but do not dismiss it.
- */
- public void hide() {
- if (mDecor != null) mDecor.setVisibility(View.GONE);
- }
-
- /**
- * Dismiss this dialog, removing it from the screen. This method can be
- * invoked safely from any thread. Note that you should not override this
- * method to do cleanup when the dialog is dismissed, instead implement
- * that in {@link #onStop}.
- */
- public void dismiss() {
- if (Thread.currentThread() != mUiThread) {
- mHandler.post(mDismissAction);
- } else {
- mDismissAction.run();
- }
- }
-
- private void dismissDialog() {
- if (mDecor == null) {
- if (Config.LOGV) Log.v(LOG_TAG,
- "[Dialog] dismiss: already dismissed, ignore");
- return;
- }
- if (!mShowing) {
- if (Config.LOGV) Log.v(LOG_TAG,
- "[Dialog] dismiss: not showing, ignore");
- return;
- }
-
- mWindowManager.removeView(mDecor);
- mDecor = null;
- mWindow.closeAllPanels();
- onStop();
- mShowing = false;
-
- sendDismissMessage();
- }
-
- private void sendDismissMessage() {
- if (mDismissMessage != null) {
- // Obtain a new message so this dialog can be re-used
- Message.obtain(mDismissMessage).sendToTarget();
- }
- }
-
- // internal method to make sure mcreated is set properly without requiring
- // users to call through to super in onCreate
- void dispatchOnCreate(Bundle savedInstanceState) {
- onCreate(savedInstanceState);
- mCreated = true;
- }
-
- /**
- * Similar to {@link Activity#onCreate}, you should initialized your dialog
- * in this method, including calling {@link #setContentView}.
- * @param savedInstanceState If this dialog is being reinitalized after a
- * the hosting activity was previously shut down, holds the result from
- * the most recent call to {@link #onSaveInstanceState}, or null if this
- * is the first time.
- */
- protected void onCreate(Bundle savedInstanceState) {
- }
-
- /**
- * Called when the dialog is starting.
- */
- protected void onStart() {
- }
-
- /**
- * Called to tell you that you're stopping.
- */
- protected void onStop() {
- }
-
- private static final String DIALOG_SHOWING_TAG = "android:dialogShowing";
- private static final String DIALOG_HIERARCHY_TAG = "android:dialogHierarchy";
-
- /**
- * Saves the state of the dialog into a bundle.
- *
- * The default implementation saves the state of its view hierarchy, so you'll
- * likely want to call through to super if you override this to save additional
- * state.
- * @return A bundle with the state of the dialog.
- */
- public Bundle onSaveInstanceState() {
- Bundle bundle = new Bundle();
- bundle.putBoolean(DIALOG_SHOWING_TAG, mShowing);
- if (mCreated) {
- bundle.putBundle(DIALOG_HIERARCHY_TAG, mWindow.saveHierarchyState());
- }
- return bundle;
- }
-
- /**
- * Restore the state of the dialog from a previously saved bundle.
- *
- * The default implementation restores the state of the dialog's view
- * hierarchy that was saved in the default implementation of {@link #onSaveInstanceState()},
- * so be sure to call through to super when overriding unless you want to
- * do all restoring of state yourself.
- * @param savedInstanceState The state of the dialog previously saved by
- * {@link #onSaveInstanceState()}.
- */
- public void onRestoreInstanceState(Bundle savedInstanceState) {
- final Bundle dialogHierarchyState = savedInstanceState.getBundle(DIALOG_HIERARCHY_TAG);
- if (dialogHierarchyState == null) {
- // dialog has never been shown, or onCreated, nothing to restore.
- return;
- }
- dispatchOnCreate(savedInstanceState);
- mWindow.restoreHierarchyState(dialogHierarchyState);
- if (savedInstanceState.getBoolean(DIALOG_SHOWING_TAG)) {
- show();
- }
- }
-
- /**
- * Retrieve the current Window for the activity. This can be used to
- * directly access parts of the Window API that are not available
- * through Activity/Screen.
- *
- * @return Window The current window, or null if the activity is not
- * visual.
- */
- public Window getWindow() {
- return mWindow;
- }
-
- /**
- * Call {@link android.view.Window#getCurrentFocus} on the
- * Window if this Activity to return the currently focused view.
- *
- * @return View The current View with focus or null.
- *
- * @see #getWindow
- * @see android.view.Window#getCurrentFocus
- */
- public View getCurrentFocus() {
- return mWindow != null ? mWindow.getCurrentFocus() : null;
- }
-
- /**
- * Finds a view that was identified by the id attribute from the XML that
- * was processed in {@link #onStart}.
- *
- * @param id the identifier of the view to find
- * @return The view if found or null otherwise.
- */
- public View findViewById(int id) {
- return mWindow.findViewById(id);
- }
-
- /**
- * Set the screen content from a layout resource. The resource will be
- * inflated, adding all top-level views to the screen.
- *
- * @param layoutResID Resource ID to be inflated.
- */
- public void setContentView(int layoutResID) {
- mWindow.setContentView(layoutResID);
- }
-
- /**
- * Set the screen content to an explicit view. This view is placed
- * directly into the screen's view hierarchy. It can itself be a complex
- * view hierarhcy.
- *
- * @param view The desired content to display.
- */
- public void setContentView(View view) {
- mWindow.setContentView(view);
- }
-
- /**
- * Set the screen content to an explicit view. This view is placed
- * directly into the screen's view hierarchy. It can itself be a complex
- * view hierarhcy.
- *
- * @param view The desired content to display.
- * @param params Layout parameters for the view.
- */
- public void setContentView(View view, ViewGroup.LayoutParams params) {
- mWindow.setContentView(view, params);
- }
-
- /**
- * Add an additional content view to the screen. Added after any existing
- * ones in the screen -- existing views are NOT removed.
- *
- * @param view The desired content to display.
- * @param params Layout parameters for the view.
- */
- public void addContentView(View view, ViewGroup.LayoutParams params) {
- mWindow.addContentView(view, params);
- }
-
- /**
- * Set the title text for this dialog's window.
- *
- * @param title The new text to display in the title.
- */
- public void setTitle(CharSequence title) {
- mWindow.setTitle(title);
- mWindow.getAttributes().setTitle(title);
- }
-
- /**
- * Set the title text for this dialog's window. The text is retrieved
- * from the resources with the supplied identifier.
- *
- * @param titleId the title's text resource identifier
- */
- public void setTitle(int titleId) {
- setTitle(mContext.getText(titleId));
- }
-
- /**
- * A key was pressed down.
- *
- * <p>If the focused view didn't want this event, this method is called.
- *
- * <p>The default implementation handles KEYCODE_BACK to close the
- * dialog.
- *
- * @see #onKeyUp
- * @see android.view.KeyEvent
- */
- public boolean onKeyDown(int keyCode, KeyEvent event) {
- if (keyCode == KeyEvent.KEYCODE_BACK) {
- if (mCancelable) {
- cancel();
- }
- return true;
- }
-
- return false;
- }
-
- /**
- * A key was released.
- *
- * @see #onKeyDown
- * @see KeyEvent
- */
- public boolean onKeyUp(int keyCode, KeyEvent event) {
- return false;
- }
-
- /**
- * Default implementation of {@link KeyEvent.Callback#onKeyMultiple(int, int, KeyEvent)
- * KeyEvent.Callback.onKeyMultiple()}: always returns false (doesn't handle
- * the event).
- */
- public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) {
- return false;
- }
-
- /**
- * Called when a touch screen event was not handled by any of the views
- * under it. This is most useful to process touch events that happen outside
- * of your window bounds, where there is no view to receive it.
- *
- * @param event The touch screen event being processed.
- * @return Return true if you have consumed the event, false if you haven't.
- * The default implementation will cancel the dialog when a touch
- * happens outside of the window bounds.
- */
- public boolean onTouchEvent(MotionEvent event) {
- if (mCancelable && mCanceledOnTouchOutside && event.getAction() == MotionEvent.ACTION_DOWN
- && isOutOfBounds(event)) {
- cancel();
- return true;
- }
-
- return false;
- }
-
- private boolean isOutOfBounds(MotionEvent event) {
- final int x = (int) event.getX();
- final int y = (int) event.getY();
- final int slop = ViewConfiguration.get(mContext).getScaledWindowTouchSlop();
- final View decorView = getWindow().getDecorView();
- return (x < -slop) || (y < -slop)
- || (x > (decorView.getWidth()+slop))
- || (y > (decorView.getHeight()+slop));
- }
-
- /**
- * Called when the trackball was moved and not handled by any of the
- * views inside of the activity. So, for example, if the trackball moves
- * while focus is on a button, you will receive a call here because
- * buttons do not normally do anything with trackball events. The call
- * here happens <em>before</em> trackball movements are converted to
- * DPAD key events, which then get sent back to the view hierarchy, and
- * will be processed at the point for things like focus navigation.
- *
- * @param event The trackball event being processed.
- *
- * @return Return true if you have consumed the event, false if you haven't.
- * The default implementation always returns false.
- */
- public boolean onTrackballEvent(MotionEvent event) {
- return false;
- }
-
- public void onWindowAttributesChanged(WindowManager.LayoutParams params) {
- if (mDecor != null) {
- mWindowManager.updateViewLayout(mDecor, params);
- }
- }
-
- public void onContentChanged() {
- }
-
- public void onWindowFocusChanged(boolean hasFocus) {
- }
-
- /**
- * Called to process key events. You can override this to intercept all
- * key events before they are dispatched to the window. Be sure to call
- * this implementation for key events that should be handled normally.
- *
- * @param event The key event.
- *
- * @return boolean Return true if this event was consumed.
- */
- public boolean dispatchKeyEvent(KeyEvent event) {
- if ((mOnKeyListener != null) && (mOnKeyListener.onKey(this, event.getKeyCode(), event))) {
- return true;
- }
- if (mWindow.superDispatchKeyEvent(event)) {
- return true;
- }
- return event.dispatch(this);
- }
-
- /**
- * Called to process touch screen events. You can override this to
- * intercept all touch screen events before they are dispatched to the
- * window. Be sure to call this implementation for touch screen events
- * that should be handled normally.
- *
- * @param ev The touch screen event.
- *
- * @return boolean Return true if this event was consumed.
- */
- public boolean dispatchTouchEvent(MotionEvent ev) {
- if (mWindow.superDispatchTouchEvent(ev)) {
- return true;
- }
- return onTouchEvent(ev);
- }
-
- /**
- * Called to process trackball events. You can override this to
- * intercept all trackball events before they are dispatched to the
- * window. Be sure to call this implementation for trackball events
- * that should be handled normally.
- *
- * @param ev The trackball event.
- *
- * @return boolean Return true if this event was consumed.
- */
- public boolean dispatchTrackballEvent(MotionEvent ev) {
- if (mWindow.superDispatchTrackballEvent(ev)) {
- return true;
- }
- return onTrackballEvent(ev);
- }
-
- /**
- * @see Activity#onCreatePanelView(int)
- */
- public View onCreatePanelView(int featureId) {
- return null;
- }
-
- /**
- * @see Activity#onCreatePanelMenu(int, Menu)
- */
- public boolean onCreatePanelMenu(int featureId, Menu menu) {
- if (featureId == Window.FEATURE_OPTIONS_PANEL) {
- return onCreateOptionsMenu(menu);
- }
-
- return false;
- }
-
- /**
- * @see Activity#onPreparePanel(int, View, Menu)
- */
- public boolean onPreparePanel(int featureId, View view, Menu menu) {
- if (featureId == Window.FEATURE_OPTIONS_PANEL && menu != null) {
- boolean goforit = onPrepareOptionsMenu(menu);
- return goforit && menu.hasVisibleItems();
- }
- return true;
- }
-
- /**
- * @see Activity#onMenuOpened(int, Menu)
- */
- public boolean onMenuOpened(int featureId, Menu menu) {
- return true;
- }
-
- /**
- * @see Activity#onMenuItemSelected(int, MenuItem)
- */
- public boolean onMenuItemSelected(int featureId, MenuItem item) {
- return false;
- }
-
- /**
- * @see Activity#onPanelClosed(int, Menu)
- */
- public void onPanelClosed(int featureId, Menu menu) {
- }
-
- /**
- * It is usually safe to proxy this call to the owner activity's
- * {@link Activity#onCreateOptionsMenu(Menu)} if the client desires the same
- * menu for this Dialog.
- *
- * @see Activity#onCreateOptionsMenu(Menu)
- * @see #getOwnerActivity()
- */
- public boolean onCreateOptionsMenu(Menu menu) {
- return true;
- }
-
- /**
- * It is usually safe to proxy this call to the owner activity's
- * {@link Activity#onPrepareOptionsMenu(Menu)} if the client desires the
- * same menu for this Dialog.
- *
- * @see Activity#onPrepareOptionsMenu(Menu)
- * @see #getOwnerActivity()
- */
- public boolean onPrepareOptionsMenu(Menu menu) {
- return true;
- }
-
- /**
- * @see Activity#onOptionsItemSelected(MenuItem)
- */
- public boolean onOptionsItemSelected(MenuItem item) {
- return false;
- }
-
- /**
- * @see Activity#onOptionsMenuClosed(Menu)
- */
- public void onOptionsMenuClosed(Menu menu) {
- }
-
- /**
- * @see Activity#openOptionsMenu()
- */
- public void openOptionsMenu() {
- mWindow.openPanel(Window.FEATURE_OPTIONS_PANEL, null);
- }
-
- /**
- * @see Activity#closeOptionsMenu()
- */
- public void closeOptionsMenu() {
- mWindow.closePanel(Window.FEATURE_OPTIONS_PANEL);
- }
-
- /**
- * @see Activity#onCreateContextMenu(ContextMenu, View, ContextMenuInfo)
- */
- public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
- }
-
- /**
- * @see Activity#registerForContextMenu(View)
- */
- public void registerForContextMenu(View view) {
- view.setOnCreateContextMenuListener(this);
- }
-
- /**
- * @see Activity#unregisterForContextMenu(View)
- */
- public void unregisterForContextMenu(View view) {
- view.setOnCreateContextMenuListener(null);
- }
-
- /**
- * @see Activity#openContextMenu(View)
- */
- public void openContextMenu(View view) {
- view.showContextMenu();
- }
-
- /**
- * @see Activity#onContextItemSelected(MenuItem)
- */
- public boolean onContextItemSelected(MenuItem item) {
- return false;
- }
-
- /**
- * @see Activity#onContextMenuClosed(Menu)
- */
- public void onContextMenuClosed(Menu menu) {
- }
-
- /**
- * This hook is called when the user signals the desire to start a search.
- */
- public boolean onSearchRequested() {
- // not during dialogs, no.
- return false;
- }
-
-
- /**
- * Request that key events come to this dialog. Use this if your
- * dialog has no views with focus, but the dialog still wants
- * a chance to process key events.
- *
- * @param get true if the dialog should receive key events, false otherwise
- * @see android.view.Window#takeKeyEvents
- */
- public void takeKeyEvents(boolean get) {
- mWindow.takeKeyEvents(get);
- }
-
- /**
- * Enable extended window features. This is a convenience for calling
- * {@link android.view.Window#requestFeature getWindow().requestFeature()}.
- *
- * @param featureId The desired feature as defined in
- * {@link android.view.Window}.
- * @return Returns true if the requested feature is supported and now
- * enabled.
- *
- * @see android.view.Window#requestFeature
- */
- public final boolean requestWindowFeature(int featureId) {
- return getWindow().requestFeature(featureId);
- }
-
- /**
- * Convenience for calling
- * {@link android.view.Window#setFeatureDrawableResource}.
- */
- public final void setFeatureDrawableResource(int featureId, int resId) {
- getWindow().setFeatureDrawableResource(featureId, resId);
- }
-
- /**
- * Convenience for calling
- * {@link android.view.Window#setFeatureDrawableUri}.
- */
- public final void setFeatureDrawableUri(int featureId, Uri uri) {
- getWindow().setFeatureDrawableUri(featureId, uri);
- }
-
- /**
- * Convenience for calling
- * {@link android.view.Window#setFeatureDrawable(int, Drawable)}.
- */
- public final void setFeatureDrawable(int featureId, Drawable drawable) {
- getWindow().setFeatureDrawable(featureId, drawable);
- }
-
- /**
- * Convenience for calling
- * {@link android.view.Window#setFeatureDrawableAlpha}.
- */
- public final void setFeatureDrawableAlpha(int featureId, int alpha) {
- getWindow().setFeatureDrawableAlpha(featureId, alpha);
- }
-
- public LayoutInflater getLayoutInflater() {
- return getWindow().getLayoutInflater();
- }
-
- /**
- * Sets whether this dialog is cancelable with the
- * {@link KeyEvent#KEYCODE_BACK BACK} key.
- */
- public void setCancelable(boolean flag) {
- mCancelable = flag;
- }
-
- /**
- * Sets whether this dialog is canceled when touched outside the window's
- * bounds. If setting to true, the dialog is set to be cancelable if not
- * already set.
- *
- * @param cancel Whether the dialog should be canceled when touched outside
- * the window.
- */
- public void setCanceledOnTouchOutside(boolean cancel) {
- if (cancel && !mCancelable) {
- mCancelable = true;
- }
-
- mCanceledOnTouchOutside = cancel;
- }
-
- /**
- * Cancel the dialog. This is essentially the same as calling {@link #dismiss()}, but it will
- * also call your {@link DialogInterface.OnCancelListener} (if registered).
- */
- public void cancel() {
- if (mCancelMessage != null) {
-
- // Obtain a new message so this dialog can be re-used
- Message.obtain(mCancelMessage).sendToTarget();
- }
- dismiss();
- }
-
- /**
- * Set a listener to be invoked when the dialog is canceled.
- * <p>
- * This will only be invoked when the dialog is canceled, if the creator
- * needs to know when it is dismissed in general, use
- * {@link #setOnDismissListener}.
- *
- * @param listener The {@link DialogInterface.OnCancelListener} to use.
- */
- public void setOnCancelListener(final OnCancelListener listener) {
- if (listener != null) {
- mCancelMessage = mDismissCancelHandler.obtainMessage(CANCEL, listener);
- } else {
- mCancelMessage = null;
- }
- }
-
- /**
- * Set a message to be sent when the dialog is canceled.
- * @param msg The msg to send when the dialog is canceled.
- * @see #setOnCancelListener(android.content.DialogInterface.OnCancelListener)
- */
- public void setCancelMessage(final Message msg) {
- mCancelMessage = msg;
- }
-
- /**
- * Set a listener to be invoked when the dialog is dismissed.
- * @param listener The {@link DialogInterface.OnDismissListener} to use.
- */
- public void setOnDismissListener(final OnDismissListener listener) {
- if (listener != null) {
- mDismissMessage = mDismissCancelHandler.obtainMessage(DISMISS, listener);
- } else {
- mDismissMessage = null;
- }
- }
-
- /**
- * Set a message to be sent when the dialog is dismissed.
- * @param msg The msg to send when the dialog is dismissed.
- */
- public void setDismissMessage(final Message msg) {
- mDismissMessage = msg;
- }
-
- /**
- * By default, this will use the owner Activity's suggested stream type.
- *
- * @see Activity#setVolumeControlStream(int)
- * @see #setOwnerActivity(Activity)
- */
- public final void setVolumeControlStream(int streamType) {
- getWindow().setVolumeControlStream(streamType);
- }
-
- /**
- * @see Activity#getVolumeControlStream()
- */
- public final int getVolumeControlStream() {
- return getWindow().getVolumeControlStream();
- }
-
- /**
- * Sets the callback that will be called if a key is dispatched to the dialog.
- */
- public void setOnKeyListener(final OnKeyListener onKeyListener) {
- mOnKeyListener = onKeyListener;
- }
-
- private static final int DISMISS = 0x43;
- private static final int CANCEL = 0x44;
-
- private Handler mDismissCancelHandler;
-
- private static final class DismissCancelHandler extends Handler {
- private WeakReference<DialogInterface> mDialog;
-
- public DismissCancelHandler(Dialog dialog) {
- mDialog = new WeakReference<DialogInterface>(dialog);
- }
-
- @Override
- public void handleMessage(Message msg) {
- switch (msg.what) {
- case DISMISS:
- ((OnDismissListener) msg.obj).onDismiss(mDialog.get());
- break;
- case CANCEL:
- ((OnCancelListener) msg.obj).onCancel(mDialog.get());
- break;
- }
- }
- }
-}