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author | Winson Chung <winsonc@google.com> | 2011-04-13 11:27:36 -0700 |
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committer | Winson Chung <winsonc@google.com> | 2011-04-14 10:13:09 -0700 |
commit | 97d85d23b013347bead4e2f5fa430a79ce69431e (patch) | |
tree | 4e72157c6814cb5c517b09ea14fd4474acb9c7c9 /src/com/android/launcher2/FocusOnlyTabWidget.java | |
parent | 721a06bb6564a4ebe6dc6bf364cb569d255705ac (diff) | |
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Fixing focus issues in Launcher (keyboard support).
Change-Id: Ieafd713393daf5628f229a66441bd3ed293245da
Diffstat (limited to 'src/com/android/launcher2/FocusOnlyTabWidget.java')
-rw-r--r-- | src/com/android/launcher2/FocusOnlyTabWidget.java | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/com/android/launcher2/FocusOnlyTabWidget.java b/src/com/android/launcher2/FocusOnlyTabWidget.java new file mode 100644 index 000000000..8e9f58c61 --- /dev/null +++ b/src/com/android/launcher2/FocusOnlyTabWidget.java @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2011 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 com.android.launcher2; + +import android.content.Context; +import android.util.AttributeSet; +import android.view.View; +import android.widget.TabWidget; + +public class FocusOnlyTabWidget extends TabWidget { + public FocusOnlyTabWidget(Context context) { + super(context); + } + + public FocusOnlyTabWidget(Context context, AttributeSet attrs) { + super(context, attrs); + } + + public FocusOnlyTabWidget(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + } + + public View getSelectedTab() { + final int count = getTabCount(); + for (int i = 0; i < count; ++i) { + View v = getChildTabViewAt(i); + if (v.isSelected()) { + return v; + } + } + return null; + } + + public int getChildTabIndex(View v) { + final int tabCount = getTabCount(); + for (int i = 0; i < tabCount; ++i) { + if (getChildTabViewAt(i) == v) { + return i; + } + } + return -1; + } + + public void setCurrentTabToFocusedTab() { + View tab = null; + int index = -1; + final int count = getTabCount(); + for (int i = 0; i < count; ++i) { + View v = getChildTabViewAt(i); + if (v.hasFocus()) { + tab = v; + index = i; + break; + } + } + if (index > -1) { + super.setCurrentTab(index); + super.onFocusChange(tab, true); + } + } + public void superOnFocusChange(View v, boolean hasFocus) { + super.onFocusChange(v, hasFocus); + } + + @Override + public void onFocusChange(android.view.View v, boolean hasFocus) { + if (v == this && hasFocus && getTabCount() > 0) { + getSelectedTab().requestFocus(); + return; + } + } +} |