Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.wm; |
| 18 | |
Vishnu Nair | ab25003 | 2017-11-21 07:32:43 -0800 | [diff] [blame] | 19 | import static android.os.Build.IS_USER; |
| 20 | |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 21 | import android.graphics.Point; |
| 22 | import android.graphics.Rect; |
| 23 | import android.os.ParcelFileDescriptor; |
| 24 | import android.os.RemoteException; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 25 | import android.os.ShellCommand; |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 26 | import android.os.UserHandle; |
| 27 | import android.util.DisplayMetrics; |
| 28 | import android.view.Display; |
| 29 | import android.view.IWindowManager; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 30 | |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 31 | import java.io.BufferedReader; |
| 32 | import java.io.IOException; |
| 33 | import java.io.InputStream; |
| 34 | import java.io.InputStreamReader; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 35 | import java.io.PrintWriter; |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 36 | import java.util.regex.Matcher; |
| 37 | import java.util.regex.Pattern; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 38 | |
| 39 | /** |
| 40 | * ShellCommands for WindowManagerService. |
| 41 | * |
| 42 | * Use with {@code adb shell cmd window ...}. |
| 43 | */ |
| 44 | public class WindowManagerShellCommand extends ShellCommand { |
| 45 | |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 46 | // IPC interface to activity manager -- don't need to do additional security checks. |
| 47 | private final IWindowManager mInterface; |
| 48 | |
| 49 | // Internal service impl -- must perform security checks before touching. |
| 50 | private final WindowManagerService mInternal; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 51 | |
| 52 | public WindowManagerShellCommand(WindowManagerService service) { |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 53 | mInterface = service; |
| 54 | mInternal = service; |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 55 | } |
| 56 | |
| 57 | @Override |
| 58 | public int onCommand(String cmd) { |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 59 | if (cmd == null) { |
| 60 | return handleDefaultCommands(cmd); |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 61 | } |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 62 | final PrintWriter pw = getOutPrintWriter(); |
| 63 | try { |
| 64 | switch (cmd) { |
| 65 | case "size": |
| 66 | return runDisplaySize(pw); |
| 67 | case "density": |
| 68 | return runDisplayDensity(pw); |
| 69 | case "overscan": |
| 70 | return runDisplayOverscan(pw); |
| 71 | case "scaling": |
| 72 | return runDisplayScaling(pw); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 73 | case "dismiss-keyguard": |
| 74 | return runDismissKeyguard(pw); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 75 | case "tracing": |
| 76 | // XXX this should probably be changed to use openFileForSystem() to create |
| 77 | // the output trace file, so the shell gets the correct semantics for where |
| 78 | // trace files can be written. |
| 79 | return mInternal.mWindowTracing.onShellCommand(this, |
| 80 | getNextArgRequired()); |
| 81 | default: |
| 82 | return handleDefaultCommands(cmd); |
| 83 | } |
| 84 | } catch (RemoteException e) { |
| 85 | pw.println("Remote exception: " + e); |
| 86 | } |
| 87 | return -1; |
| 88 | } |
| 89 | |
| 90 | private int runDisplaySize(PrintWriter pw) throws RemoteException { |
| 91 | String size = getNextArg(); |
| 92 | int w, h; |
| 93 | if (size == null) { |
| 94 | Point initialSize = new Point(); |
| 95 | Point baseSize = new Point(); |
| 96 | try { |
| 97 | mInterface.getInitialDisplaySize(Display.DEFAULT_DISPLAY, initialSize); |
| 98 | mInterface.getBaseDisplaySize(Display.DEFAULT_DISPLAY, baseSize); |
| 99 | pw.println("Physical size: " + initialSize.x + "x" + initialSize.y); |
| 100 | if (!initialSize.equals(baseSize)) { |
| 101 | pw.println("Override size: " + baseSize.x + "x" + baseSize.y); |
| 102 | } |
| 103 | } catch (RemoteException e) { |
| 104 | } |
| 105 | return 0; |
| 106 | } else if ("reset".equals(size)) { |
| 107 | w = h = -1; |
| 108 | } else { |
| 109 | int div = size.indexOf('x'); |
| 110 | if (div <= 0 || div >= (size.length()-1)) { |
| 111 | getErrPrintWriter().println("Error: bad size " + size); |
| 112 | return -1; |
| 113 | } |
| 114 | String wstr = size.substring(0, div); |
| 115 | String hstr = size.substring(div+1); |
| 116 | try { |
| 117 | w = parseDimension(wstr); |
| 118 | h = parseDimension(hstr); |
| 119 | } catch (NumberFormatException e) { |
| 120 | getErrPrintWriter().println("Error: bad number " + e); |
| 121 | return -1; |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | if (w >= 0 && h >= 0) { |
| 126 | // TODO(multidisplay): For now Configuration only applies to main screen. |
| 127 | mInterface.setForcedDisplaySize(Display.DEFAULT_DISPLAY, w, h); |
| 128 | } else { |
| 129 | mInterface.clearForcedDisplaySize(Display.DEFAULT_DISPLAY); |
| 130 | } |
| 131 | return 0; |
| 132 | } |
| 133 | |
| 134 | private int runDisplayDensity(PrintWriter pw) throws RemoteException { |
| 135 | String densityStr = getNextArg(); |
| 136 | int density; |
| 137 | if (densityStr == null) { |
| 138 | try { |
| 139 | int initialDensity = mInterface.getInitialDisplayDensity(Display.DEFAULT_DISPLAY); |
| 140 | int baseDensity = mInterface.getBaseDisplayDensity(Display.DEFAULT_DISPLAY); |
| 141 | pw.println("Physical density: " + initialDensity); |
| 142 | if (initialDensity != baseDensity) { |
| 143 | pw.println("Override density: " + baseDensity); |
| 144 | } |
| 145 | } catch (RemoteException e) { |
| 146 | } |
| 147 | return 0; |
| 148 | } else if ("reset".equals(densityStr)) { |
| 149 | density = -1; |
| 150 | } else { |
| 151 | try { |
| 152 | density = Integer.parseInt(densityStr); |
| 153 | } catch (NumberFormatException e) { |
| 154 | getErrPrintWriter().println("Error: bad number " + e); |
| 155 | return -1; |
| 156 | } |
| 157 | if (density < 72) { |
| 158 | getErrPrintWriter().println("Error: density must be >= 72"); |
| 159 | return -1; |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | if (density > 0) { |
| 164 | // TODO(multidisplay): For now Configuration only applies to main screen. |
| 165 | mInterface.setForcedDisplayDensityForUser(Display.DEFAULT_DISPLAY, density, |
| 166 | UserHandle.USER_CURRENT); |
| 167 | } else { |
| 168 | mInterface.clearForcedDisplayDensityForUser(Display.DEFAULT_DISPLAY, |
| 169 | UserHandle.USER_CURRENT); |
| 170 | } |
| 171 | return 0; |
| 172 | } |
| 173 | |
| 174 | private int runDisplayOverscan(PrintWriter pw) throws RemoteException { |
| 175 | String overscanStr = getNextArgRequired(); |
| 176 | Rect rect = new Rect(); |
| 177 | if ("reset".equals(overscanStr)) { |
| 178 | rect.set(0, 0, 0, 0); |
| 179 | } else { |
| 180 | final Pattern FLATTENED_PATTERN = Pattern.compile( |
| 181 | "(-?\\d+),(-?\\d+),(-?\\d+),(-?\\d+)"); |
| 182 | Matcher matcher = FLATTENED_PATTERN.matcher(overscanStr); |
| 183 | if (!matcher.matches()) { |
| 184 | getErrPrintWriter().println("Error: bad rectangle arg: " + overscanStr); |
| 185 | return -1; |
| 186 | } |
| 187 | rect.left = Integer.parseInt(matcher.group(1)); |
| 188 | rect.top = Integer.parseInt(matcher.group(2)); |
| 189 | rect.right = Integer.parseInt(matcher.group(3)); |
| 190 | rect.bottom = Integer.parseInt(matcher.group(4)); |
| 191 | } |
| 192 | |
| 193 | mInterface.setOverscan(Display.DEFAULT_DISPLAY, rect.left, rect.top, rect.right, |
| 194 | rect.bottom); |
| 195 | return 0; |
| 196 | } |
| 197 | |
| 198 | private int runDisplayScaling(PrintWriter pw) throws RemoteException { |
| 199 | String scalingStr = getNextArgRequired(); |
| 200 | if ("auto".equals(scalingStr)) { |
| 201 | mInterface.setForcedDisplayScalingMode(Display.DEFAULT_DISPLAY, 0); |
| 202 | } else if ("off".equals(scalingStr)) { |
| 203 | mInterface.setForcedDisplayScalingMode(Display.DEFAULT_DISPLAY, 1); |
| 204 | } else { |
| 205 | getErrPrintWriter().println("Error: scaling must be 'auto' or 'off'"); |
| 206 | return -1; |
| 207 | } |
| 208 | return 0; |
| 209 | } |
| 210 | |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 211 | private int runDismissKeyguard(PrintWriter pw) throws RemoteException { |
Lucas Dupin | c80c67e | 2017-12-04 14:29:10 -0800 | [diff] [blame] | 212 | mInterface.dismissKeyguard(null /* callback */, null /* message */); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 213 | return 0; |
| 214 | } |
| 215 | |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 216 | private int parseDimension(String s) throws NumberFormatException { |
| 217 | if (s.endsWith("px")) { |
| 218 | return Integer.parseInt(s.substring(0, s.length() - 2)); |
| 219 | } |
| 220 | if (s.endsWith("dp")) { |
| 221 | int density; |
| 222 | try { |
| 223 | density = mInterface.getBaseDisplayDensity(Display.DEFAULT_DISPLAY); |
| 224 | } catch (RemoteException e) { |
| 225 | density = DisplayMetrics.DENSITY_DEFAULT; |
| 226 | } |
| 227 | return Integer.parseInt(s.substring(0, s.length() - 2)) * density / |
| 228 | DisplayMetrics.DENSITY_DEFAULT; |
| 229 | } |
| 230 | return Integer.parseInt(s); |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | @Override |
| 234 | public void onHelp() { |
| 235 | PrintWriter pw = getOutPrintWriter(); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 236 | pw.println("Window manager (window) commands:"); |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 237 | pw.println(" help"); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 238 | pw.println(" Print this help text."); |
| 239 | pw.println(" size [reset|WxH|WdpxHdp]"); |
| 240 | pw.println(" Return or override display size."); |
| 241 | pw.println(" width and height in pixels unless suffixed with 'dp'."); |
| 242 | pw.println(" density [reset|DENSITY]"); |
| 243 | pw.println(" Return or override display density."); |
| 244 | pw.println(" overscan [reset|LEFT,TOP,RIGHT,BOTTOM]"); |
| 245 | pw.println(" Set overscan area for display."); |
| 246 | pw.println(" scaling [off|auto]"); |
| 247 | pw.println(" Set display scaling mode."); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 248 | pw.println(" dismiss-keyguard"); |
| 249 | pw.println(" Dismiss the keyguard, prompting user for auth if necessary."); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 250 | if (!IS_USER) { |
Vishnu Nair | ab25003 | 2017-11-21 07:32:43 -0800 | [diff] [blame] | 251 | pw.println(" tracing (start | stop)"); |
Dianne Hackborn | 5c3296a | 2017-12-13 17:52:26 -0800 | [diff] [blame] | 252 | pw.println(" Start or stop window tracing."); |
Vishnu Nair | ab25003 | 2017-11-21 07:32:43 -0800 | [diff] [blame] | 253 | } |
Adrian Roos | 111aff9 | 2017-09-27 18:11:46 +0200 | [diff] [blame] | 254 | } |
| 255 | } |