diff options
Diffstat (limited to 'core/java')
| -rw-r--r-- | core/java/com/android/internal/app/AlertController.java | 153 |
1 files changed, 58 insertions, 95 deletions
diff --git a/core/java/com/android/internal/app/AlertController.java b/core/java/com/android/internal/app/AlertController.java index c409520..6d5c98e 100644 --- a/core/java/com/android/internal/app/AlertController.java +++ b/core/java/com/android/internal/app/AlertController.java @@ -63,63 +63,46 @@ public class AlertController { private final Context mContext; private final DialogInterface mDialogInterface; private final Window mWindow; - - private CharSequence mTitle; + private CharSequence mTitle; private CharSequence mMessage; - private ListView mListView; - private View mView; private int mViewLayoutResId; private int mViewSpacingLeft; - private int mViewSpacingTop; - private int mViewSpacingRight; - private int mViewSpacingBottom; - private boolean mViewSpacingSpecified = false; - - private Button mButtonPositive; + private Button mButtonPositive; private CharSequence mButtonPositiveText; - private Message mButtonPositiveMessage; private Button mButtonNegative; - private CharSequence mButtonNegativeText; - private Message mButtonNegativeMessage; private Button mButtonNeutral; - private CharSequence mButtonNeutralText; - private Message mButtonNeutralMessage; private ScrollView mScrollView; - + private int mIconId = 0; - private Drawable mIcon; - + private ImageView mIconView; - private TextView mTitleView; - private TextView mMessageView; - private View mCustomTitleView; - + private boolean mForceInverseBackground; - + private ListAdapter mAdapter; - + private int mCheckedItem = -1; private int mAlertDialogLayout; @@ -130,7 +113,7 @@ public class AlertController { private int mListItemLayout; private int mButtonPanelLayoutHint = AlertDialog.LAYOUT_HINT_NONE; - + private Handler mHandler; private final View.OnClickListener mButtonHandler = new View.OnClickListener() { @@ -160,7 +143,7 @@ public class AlertController { private static final class ButtonHandler extends Handler { // Button clicks have Message.what as the BUTTON{1,2,3} constant private static final int MSG_DISMISS_DIALOG = 1; - + private WeakReference<DialogInterface> mDialog; public ButtonHandler(DialogInterface dialog) { @@ -170,13 +153,13 @@ public class AlertController { @Override public void handleMessage(Message msg) { switch (msg.what) { - + case DialogInterface.BUTTON_POSITIVE: case DialogInterface.BUTTON_NEGATIVE: case DialogInterface.BUTTON_NEUTRAL: ((DialogInterface.OnClickListener) msg.obj).onClick(mDialog.get(), msg.what); break; - + case MSG_DISMISS_DIALOG: ((DialogInterface) msg.obj).dismiss(); } @@ -220,16 +203,16 @@ public class AlertController { a.recycle(); } - + static boolean canTextInput(View v) { if (v.onCheckIsTextEditor()) { return true; } - + if (!(v instanceof ViewGroup)) { return false; } - + ViewGroup vg = (ViewGroup)v; int i = vg.getChildCount(); while (i > 0) { @@ -239,10 +222,10 @@ public class AlertController { return true; } } - + return false; } - + public void installContent() { /* We use a custom title so never request a window title */ mWindow.requestFeature(Window.FEATURE_NO_TITLE); @@ -262,7 +245,7 @@ public class AlertController { // TODO: use layout hint side for long messages/lists return mAlertDialogLayout; } - + public void setTitle(CharSequence title) { mTitle = title; if (mTitleView != null) { @@ -276,7 +259,7 @@ public class AlertController { public void setCustomTitle(View customTitleView) { mCustomTitleView = customTitleView; } - + public void setMessage(CharSequence message) { mMessage = message; if (mMessageView != null) { @@ -301,7 +284,7 @@ public class AlertController { mViewLayoutResId = 0; mViewSpacingSpecified = false; } - + /** * Set the view to display in the dialog along with the spacing around that view */ @@ -326,7 +309,7 @@ public class AlertController { /** * Sets a click listener or a message to be sent when the button is clicked. * You only need to pass one of {@code listener} or {@code msg}. - * + * * @param whichButton Which button, can be one of * {@link DialogInterface#BUTTON_POSITIVE}, * {@link DialogInterface#BUTTON_NEGATIVE}, or @@ -341,24 +324,24 @@ public class AlertController { if (msg == null && listener != null) { msg = mHandler.obtainMessage(whichButton, listener); } - + switch (whichButton) { case DialogInterface.BUTTON_POSITIVE: mButtonPositiveText = text; mButtonPositiveMessage = msg; break; - + case DialogInterface.BUTTON_NEGATIVE: mButtonNegativeText = text; mButtonNegativeMessage = msg; break; - + case DialogInterface.BUTTON_NEUTRAL: mButtonNeutralText = text; mButtonNeutralMessage = msg; break; - + default: throw new IllegalArgumentException("Button does not exist"); } @@ -416,11 +399,11 @@ public class AlertController { public void setInverseBackgroundForced(boolean forceInverseBackground) { mForceInverseBackground = forceInverseBackground; } - + public ListView getListView() { return mListView; } - + public Button getButton(int whichButton) { switch (whichButton) { case DialogInterface.BUTTON_POSITIVE: @@ -433,7 +416,7 @@ public class AlertController { return null; } } - + @SuppressWarnings({"UnusedDeclaration"}) public boolean onKeyDown(int keyCode, KeyEvent event) { return mScrollView != null && mScrollView.executeKeyEvent(event); @@ -469,12 +452,12 @@ public class AlertController { final LinearLayout contentPanel = (LinearLayout) mWindow.findViewById(R.id.contentPanel); setupContent(contentPanel); final boolean hasButtons = setupButtons(); - + final LinearLayout topPanel = (LinearLayout) mWindow.findViewById(R.id.topPanel); final TypedArray a = mContext.obtainStyledAttributes( null, R.styleable.AlertDialog, R.attr.alertDialogStyle, 0); final boolean hasTitle = setupTitle(topPanel); - + final View buttonPanel = mWindow.findViewById(R.id.buttonPanel); if (!hasButtons) { buttonPanel.setVisibility(View.GONE); @@ -536,14 +519,14 @@ public class AlertController { private boolean setupTitle(LinearLayout topPanel) { boolean hasTitle = true; - + if (mCustomTitleView != null) { // Add the custom title view directly to the topPanel layout LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams( LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT); - + topPanel.addView(mCustomTitleView, 0, lp); - + // Hide the title template View titleTemplate = mWindow.findViewById(R.id.title_template); titleTemplate.setVisibility(View.GONE); @@ -587,19 +570,19 @@ public class AlertController { private void setupContent(LinearLayout contentPanel) { mScrollView = (ScrollView) mWindow.findViewById(R.id.scrollView); mScrollView.setFocusable(false); - + // Special case for users that only want to display a String mMessageView = (TextView) mWindow.findViewById(R.id.message); if (mMessageView == null) { return; } - + if (mMessage != null) { mMessageView.setText(mMessage); } else { mMessageView.setVisibility(View.GONE); mScrollView.removeView(mMessageView); - + if (mListView != null) { contentPanel.removeView(mWindow.findViewById(R.id.scrollView)); contentPanel.addView(mListView, @@ -664,7 +647,7 @@ public class AlertController { centerButton(mButtonNeutral); } } - + return whichButtons != 0; } @@ -694,7 +677,12 @@ public class AlertController { int centerBright = 0; int bottomBright = 0; int bottomMedium = 0; - if (mContext.getApplicationInfo().targetSdkVersion <= Build.VERSION_CODES.KITKAT) { + + // If the needsDefaultBackgrounds attribute is set, we know we're + // inheriting from a framework style. + final boolean needsDefaultBackgrounds = a.getBoolean( + R.styleable.AlertDialog_needsDefaultBackgrounds, true); + if (needsDefaultBackgrounds) { fullDark = R.drawable.popup_full_dark; topDark = R.drawable.popup_top_dark; centerDark = R.drawable.popup_center_dark; @@ -705,12 +693,12 @@ public class AlertController { bottomBright = R.drawable.popup_bottom_bright; bottomMedium = R.drawable.popup_bottom_medium; } + topBright = a.getResourceId(R.styleable.AlertDialog_topBright, topBright); topDark = a.getResourceId(R.styleable.AlertDialog_topDark, topDark); centerBright = a.getResourceId(R.styleable.AlertDialog_centerBright, centerBright); centerDark = a.getResourceId(R.styleable.AlertDialog_centerDark, centerDark); - /* We now set the background of all of the sections of the alert. * First collect together each section that is being displayed along * with whether it is on a light or dark background, then run through @@ -789,31 +777,6 @@ public class AlertController { } } - /* TODO: uncomment section below. The logic for this should be if - * it's a Contextual menu being displayed AND only a Cancel button - * is shown then do this. - */ -// if (hasButtons && (mListView != null)) { - - /* Yet another *special* case. If there is a ListView with buttons - * don't put the buttons on the bottom but instead put them in the - * footer of the ListView this will allow more items to be - * displayed. - */ - - /* - contentPanel.setBackgroundResource(bottomBright); - buttonPanel.setBackgroundResource(centerMedium); - ViewGroup parent = (ViewGroup) mWindow.findViewById(R.id.parentPanel); - parent.removeView(buttonPanel); - AbsListView.LayoutParams params = new AbsListView.LayoutParams( - AbsListView.LayoutParams.MATCH_PARENT, - AbsListView.LayoutParams.MATCH_PARENT); - buttonPanel.setLayoutParams(params); - mListView.addFooterView(buttonPanel); - */ -// } - final ListView listView = mListView; if (listView != null && mAdapter != null) { listView.setAdapter(mAdapter); @@ -854,7 +817,7 @@ public class AlertController { public static class AlertParams { public final Context mContext; public final LayoutInflater mInflater; - + public int mIconId = 0; public Drawable mIcon; public int mIconAttrId = 0; @@ -899,20 +862,20 @@ public class AlertController { * will be bound to an adapter. */ public interface OnPrepareListViewListener { - + /** * Called before the ListView is bound to an adapter. * @param listView The ListView that will be shown in the dialog. */ void onPrepareListView(ListView listView); } - + public AlertParams(Context context) { mContext = context; mCancelable = true; mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); } - + public void apply(AlertController dialog) { if (mCustomTitleView != null) { dialog.setCustomTitle(mCustomTitleView); @@ -972,12 +935,12 @@ public class AlertController { } */ } - + private void createListView(final AlertController dialog) { final RecycleListView listView = (RecycleListView) mInflater.inflate(dialog.mListLayout, null); ListAdapter adapter; - + if (mIsMultiChoice) { if (mCursor == null) { adapter = new ArrayAdapter<CharSequence>( @@ -1012,37 +975,37 @@ public class AlertController { listView.setItemChecked(cursor.getPosition(), cursor.getInt(mIsCheckedIndex) == 1); } - + @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { return mInflater.inflate(dialog.mMultiChoiceItemLayout, parent, false); } - + }; } } else { - int layout = mIsSingleChoice + int layout = mIsSingleChoice ? dialog.mSingleChoiceItemLayout : dialog.mListItemLayout; if (mCursor == null) { adapter = (mAdapter != null) ? mAdapter : new CheckedItemAdapter(mContext, layout, R.id.text1, mItems); } else { - adapter = new SimpleCursorAdapter(mContext, layout, + adapter = new SimpleCursorAdapter(mContext, layout, mCursor, new String[]{mLabelColumn}, new int[]{R.id.text1}); } } - + if (mOnPrepareListViewListener != null) { mOnPrepareListViewListener.onPrepareListView(listView); } - + /* Don't directly set the adapter on the ListView as we might * want to add a footer to the ListView later. */ dialog.mAdapter = adapter; dialog.mCheckedItem = mCheckedItem; - + if (mOnClickListener != null) { listView.setOnItemClickListener(new OnItemClickListener() { @Override @@ -1065,12 +1028,12 @@ public class AlertController { } }); } - + // Attach a given OnItemSelectedListener to the ListView if (mOnItemSelectedListener != null) { listView.setOnItemSelectedListener(mOnItemSelectedListener); } - + if (mIsSingleChoice) { listView.setChoiceMode(ListView.CHOICE_MODE_SINGLE); } else if (mIsMultiChoice) { |