| /* |
| * Copyright (C) 2017 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.uioverrides; |
| |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.res.Resources; |
| import android.graphics.Rect; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.View; |
| import android.widget.FrameLayout; |
| import android.widget.LinearLayout; |
| import android.widget.Toast; |
| |
| 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; |
| import com.android.launcher3.widget.WidgetsFullSheet; |
| |
| public class OverviewPanel extends LinearLayout implements Insettable, View.OnClickListener, |
| View.OnLongClickListener { |
| |
| // Out of 100, the percent of space the overview bar should try and take vertically. |
| private static final float OVERVIEW_ICON_ZONE_RATIO = 0.22f; |
| |
| private final Launcher mLauncher; |
| |
| public OverviewPanel(Context context) { |
| this(context, null); |
| } |
| |
| public OverviewPanel(Context context, AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public OverviewPanel(Context context, AttributeSet attrs, int defStyleAttr) { |
| super(context, attrs, defStyleAttr); |
| mLauncher = Launcher.getLauncher(context); |
| setAlpha(0); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| |
| int visibleChildCount = 3; |
| // Attach buttons. |
| attachListeners(findViewById(R.id.wallpaper_button)); |
| attachListeners(findViewById(R.id.widget_button)); |
| |
| View settingsButton = findViewById(R.id.settings_button); |
| if (mLauncher.hasSettings()) { |
| attachListeners(settingsButton); |
| } else { |
| settingsButton.setVisibility(GONE); |
| visibleChildCount--; |
| } |
| |
| // Init UI |
| Resources res = getResources(); |
| int itemWidthPx = |
| res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_bar_item_width); |
| int spacerWidthPx = |
| res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_bar_spacer_width); |
| |
| int totalItemWidth = visibleChildCount * itemWidthPx; |
| int maxWidth = totalItemWidth + (visibleChildCount - 1) * spacerWidthPx; |
| |
| getLayoutParams().width = Math.min(mLauncher.getDeviceProfile().availableWidthPx, maxWidth); |
| getLayoutParams().height = getButtonBarHeight(mLauncher); |
| } |
| |
| private void attachListeners(View view) { |
| view.setOnClickListener(this); |
| view.setOnLongClickListener(this); |
| } |
| |
| @Override |
| public void setInsets(Rect insets) { |
| ((FrameLayout.LayoutParams) getLayoutParams()).bottomMargin = insets.bottom; |
| } |
| |
| @Override |
| public void onClick(View view) { |
| handleViewClick(view, Action.Touch.TAP); |
| } |
| |
| @Override |
| public boolean onLongClick(View view) { |
| return handleViewClick(view, Action.Touch.LONGPRESS); |
| } |
| |
| private boolean handleViewClick(View view, int action) { |
| if (mLauncher.getWorkspace().isSwitchingState()) { |
| return false; |
| } |
| |
| final int controlType; |
| if (view.getId() == R.id.wallpaper_button) { |
| mLauncher.onClickWallpaperPicker(view); |
| controlType = ControlType.WALLPAPER_BUTTON; |
| } else if (view.getId() == R.id.widget_button) { |
| onClickAddWidgetButton(); |
| controlType = ControlType.WIDGETS_BUTTON; |
| } else if (view.getId() == R.id.settings_button) { |
| onClickSettingsButton(view); |
| controlType = ControlType.SETTINGS_BUTTON; |
| } else { |
| return false; |
| } |
| |
| mLauncher.getUserEventDispatcher().logActionOnControl(action, controlType); |
| return true; |
| } |
| |
| /** |
| * Event handler for the (Add) Widgets button that appears after a long press |
| * on the home screen. |
| */ |
| public void onClickAddWidgetButton() { |
| if (getContext().getPackageManager().isSafeMode()) { |
| Toast.makeText(mLauncher, R.string.safemode_widget_error, Toast.LENGTH_SHORT).show(); |
| } else { |
| WidgetsFullSheet.show(mLauncher, true /* animated */); |
| } |
| } |
| |
| /** |
| * Event handler for a click on the settings button that appears after a long press |
| * on the home screen. |
| */ |
| public void onClickSettingsButton(View v) { |
| Intent intent = new Intent(Intent.ACTION_APPLICATION_PREFERENCES) |
| .setPackage(getContext().getPackageName()); |
| intent.setSourceBounds(mLauncher.getViewBounds(v)); |
| intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| getContext().startActivity(intent, mLauncher.getActivityLaunchOptions(v)); |
| } |
| |
| |
| public static int getButtonBarHeight(Launcher launcher) { |
| int zoneHeight = (int) (OVERVIEW_ICON_ZONE_RATIO * |
| launcher.getDeviceProfile().availableWidthPx); |
| Resources res = launcher.getResources(); |
| int overviewModeMinIconZoneHeightPx = |
| res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_min_icon_zone_height); |
| int overviewModeMaxIconZoneHeightPx = |
| res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_max_icon_zone_height); |
| return Utilities.boundToRange(zoneHeight, |
| overviewModeMinIconZoneHeightPx, |
| overviewModeMaxIconZoneHeightPx); |
| } |
| } |