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/*
* Copyright (C) 2018 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.launcher3.views;
import static com.android.launcher3.LauncherState.ALL_APPS;
import android.content.Context;
import android.graphics.Rect;
import android.os.Bundle;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.accessibility.AccessibilityNodeInfo;
import android.view.accessibility.AccessibilityNodeInfo.AccessibilityAction;
import android.widget.FrameLayout;
import android.widget.ImageView;
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.Insettable;
import com.android.launcher3.Launcher;
import com.android.launcher3.R;
import com.android.launcher3.Utilities;
import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
public class LauncherDragIndicator extends ImageView implements Insettable, OnClickListener {
private static final int WALLPAPERS = R.string.wallpaper_button_text;
private static final int WIDGETS = R.string.widget_button_text;
private static final int SETTINGS = R.string.settings_button_text;
protected final Launcher mLauncher;
public LauncherDragIndicator(Context context) {
this(context, null);
}
public LauncherDragIndicator(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public LauncherDragIndicator(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
mLauncher = Launcher.getLauncher(context);
setOnClickListener(this);
}
@Override
public void setInsets(Rect insets) {
DeviceProfile grid = mLauncher.getDeviceProfile();
FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
if (grid.isVerticalBarLayout()) {
if (grid.isSeascape()) {
lp.leftMargin = grid.hotseatBarSidePaddingPx;
lp.rightMargin = insets.right;
lp.gravity = Gravity.RIGHT | Gravity.BOTTOM;
} else {
lp.leftMargin = insets.left;
lp.rightMargin = grid.hotseatBarSidePaddingPx;
lp.gravity = Gravity.LEFT | Gravity.BOTTOM;
}
lp.bottomMargin = grid.workspacePadding.bottom;
setImageResource(R.drawable.all_apps_handle_landscape);
} else {
lp.leftMargin = lp.rightMargin = 0;
lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
lp.bottomMargin = getPortraitBottomMargin(grid, insets);
setImageResource(R.drawable.ic_drag_indicator);
}
lp.width = lp.height = grid.pageIndicatorSizePx;
setLayoutParams(lp);
}
protected int getPortraitBottomMargin(DeviceProfile grid, Rect insets) {
return grid.hotseatBarSizePx + insets.bottom - grid.pageIndicatorSizePx;
}
@Override
public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
super.onInitializeAccessibilityNodeInfo(info);
initCustomActions(info);
}
protected void initCustomActions(AccessibilityNodeInfo info) {
Context context = getContext();
if (Utilities.isWallpaperAllowed(context)) {
info.addAction(new AccessibilityAction(WALLPAPERS, context.getText(WALLPAPERS)));
}
info.addAction(new AccessibilityAction(WIDGETS, context.getText(WIDGETS)));
info.addAction(new AccessibilityAction(SETTINGS, context.getText(SETTINGS)));
}
@Override
public boolean performAccessibilityAction(int action, Bundle arguments) {
if (action == WALLPAPERS) {
return OptionsPopupView.startWallpaperPicker(this);
} else if (action == WIDGETS) {
return OptionsPopupView.onWidgetsClicked(this);
} else if (action == SETTINGS) {
return OptionsPopupView.startSettings(this);
}
return super.performAccessibilityAction(action, arguments);
}
@Override
public void onClick(View view) {
if (!mLauncher.isInState(ALL_APPS)) {
mLauncher.getUserEventDispatcher().logActionOnControl(
Action.Touch.TAP, ControlType.ALL_APPS_BUTTON);
mLauncher.getStateManager().goToState(ALL_APPS);
}
}
}
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