Add an option to forward all clicks

Add --forward-all-clicks to disable mouse shortcuts and forward middle
and right clicks to the device instead.

Fixes #1302 <https://github.com/Genymobile/scrcpy/issues/1302>
Fixes #1613 <https://github.com/Genymobile/scrcpy/issues/1613>

README.md

@@ -548,10 +548,6 @@ into the device clipboard. As a consequence, any Android application could read
 its content. You should avoid to paste sensitive content (like passwords) that
 way.
 
-Some devices do not behave as expected when setting the device clipboard
-programmatically. An option `--legacy-paste` is provided to change the behavior
-of <kbd>Ctrl</kbd>+<kbd>v</kbd> and <kbd>MOD</kbd>+<kbd>v</kbd> to also inject
-the computer clipboard text as a sequence of key events.
 
 #### Pinch-to-zoom
 
@@ -599,6 +595,16 @@ scrcpy --no-key-repeat
 ```
 
 
+#### Right-click and middle-click
+
+By default, right-click triggers BACK (or POWER on) and middle-click triggers
+HOME. To disable these shortcuts and forward the clicks to the device instead:
+
+```bash
+scrcpy --forward-all-clicks
+```
+
+
 ### File drop
 
 #### Install APK

app/scrcpy.1

@@ -60,6 +60,10 @@ Default is 0.
 .B \-\-force\-adb\-forward
 Do not attempt to use "adb reverse" to connect to the device.
 
+.TP
+.B \-\-forward\-all\-clicks
+By default, right-click triggers BACK (or POWER on) and middle-click triggers HOME. This option disables these shortcuts and forward the clicks to the device instead.
+
 .TP
 .B \-f, \-\-fullscreen
 Start in fullscreen.
@@ -68,12 +72,6 @@ Start in fullscreen.
 .B \-h, \-\-help
 Print this help.
 
-.TP
-.B \-\-legacy\-paste
-Inject computer clipboard text as a sequence of key events on Ctrl+v (like MOD+Shift+v).
-
-This is a workaround for some devices not behaving as expected when setting the device clipboard programmatically.
-
 .TP
 .BI "\-\-lock\-video\-orientation " value
 Lock video orientation to \fIvalue\fR. Possible values are -1 (unlocked), 0, 1, 2 and 3. Natural device orientation is 0, and each increment adds a 90 degrees otation counterclockwise.

app/src/cli.c

@@ -57,18 +57,17 @@ scrcpy_print_usage(const char *arg0) {
         "        Do not attempt to use \"adb reverse\" to connect to the\n"
         "        the device.\n"
         "\n"
+        "    --forward-all-clicks\n"
+        "        By default, right-click triggers BACK (or POWER on) and\n"
+        "        middle-click triggers HOME. This option disables these\n"
+        "        shortcuts and forward the clicks to the device instead.\n"
+        "\n"
         "    -f, --fullscreen\n"
         "        Start in fullscreen.\n"
         "\n"
         "    -h, --help\n"
         "        Print this help.\n"
         "\n"
-        "    --legacy-paste\n"
-        "        Inject computer clipboard text as a sequence of key events\n"
-        "        on Ctrl+v (like MOD+Shift+v).\n"
-        "        This is a workaround for some devices not behaving as\n"
-        "        expected when setting the device clipboard programmatically.\n"
-        "\n"
         "    --lock-video-orientation value\n"
         "        Lock video orientation to value.\n"
         "        Possible values are -1 (unlocked), 0, 1, 2 and 3.\n"
@@ -657,7 +656,7 @@ guess_record_format(const char *filename) {
 #define OPT_DISABLE_SCREENSAVER    1020
 #define OPT_SHORTCUT_MOD           1021
 #define OPT_NO_KEY_REPEAT          1022
-#define OPT_LEGACY_PASTE           1023
+#define OPT_FORWARD_ALL_CLICKS     1023
 
 bool
 scrcpy_parse_args(struct scrcpy_cli_args *args, int argc, char *argv[]) {
@@ -671,9 +670,10 @@ scrcpy_parse_args(struct scrcpy_cli_args *args, int argc, char *argv[]) {
         {"display",                required_argument, NULL, OPT_DISPLAY_ID},
         {"force-adb-forward",      no_argument,       NULL,
                                                   OPT_FORCE_ADB_FORWARD},
+        {"forward-all-clicks",     no_argument,       NULL,
+                                                  OPT_FORWARD_ALL_CLICKS},
         {"fullscreen",             no_argument,       NULL, 'f'},
         {"help",                   no_argument,       NULL, 'h'},
-        {"legacy-paste",           no_argument,       NULL, OPT_LEGACY_PASTE},
         {"lock-video-orientation", required_argument, NULL,
                                                   OPT_LOCK_VIDEO_ORIENTATION},
         {"max-fps",                required_argument, NULL, OPT_MAX_FPS},
@@ -864,8 +864,8 @@ scrcpy_parse_args(struct scrcpy_cli_args *args, int argc, char *argv[]) {
                     return false;
                 }
                 break;
-            case OPT_LEGACY_PASTE:
-                opts->legacy_paste = true;
+            case OPT_FORWARD_ALL_CLICKS:
+                opts->forward_all_clicks = true;
                 break;
             default:
                 // getopt prints the error message on stderr

app/src/input_manager.c

@@ -60,7 +60,7 @@ input_manager_init(struct input_manager *im,
     im->control = options->control;
     im->forward_key_repeat = options->forward_key_repeat;
     im->prefer_text = options->prefer_text;
-    im->legacy_paste = options->legacy_paste;
+    im->forward_all_clicks = options->forward_all_clicks;
 
     const struct sc_shortcut_mods *shortcut_mods = &options->shortcut_mods;
     assert(shortcut_mods->count);
@@ -441,7 +441,7 @@ input_manager_process_key(struct input_manager *im,
                 return;
             case SDLK_v:
                 if (control && !repeat && down) {
-                    if (shift || im->legacy_paste) {
+                    if (shift) {
                         // inject the text as input events
                         clipboard_paste(controller);
                     } else {
@@ -505,11 +505,6 @@ input_manager_process_key(struct input_manager *im,
     }
 
     if (ctrl && !shift && keycode == SDLK_v && down && !repeat) {
-        if (im->legacy_paste) {
-            // inject the text as input events
-            clipboard_paste(controller);
-            return;
-        }
         // Synchronize the computer clipboard to the device clipboard before
         // sending Ctrl+v, to allow seamless copy-paste.
         set_device_clipboard(controller, false);
@@ -635,7 +630,7 @@ input_manager_process_mouse_button(struct input_manager *im,
     }
 
     bool down = event->type == SDL_MOUSEBUTTONDOWN;
-    if (down) {
+    if (!im->forward_all_clicks && down) {
         if (control && event->button == SDL_BUTTON_RIGHT) {
             press_back_or_turn_screen_on(im->controller);
             return;

app/src/input_manager.h

@@ -25,7 +25,7 @@ struct input_manager {
     bool control;
     bool forward_key_repeat;
     bool prefer_text;
-    bool legacy_paste;
+    bool forward_all_clicks;
 
     struct {
         unsigned data[SC_MAX_SHORTCUT_MODS];

app/src/scrcpy.h

@@ -79,7 +79,7 @@ struct scrcpy_options {
     bool force_adb_forward;
     bool disable_screensaver;
     bool forward_key_repeat;
-    bool legacy_paste;
+    bool forward_all_clicks;
 };
 
 #define SCRCPY_OPTIONS_DEFAULT { \
@@ -124,7 +124,7 @@ struct scrcpy_options {
     .force_adb_forward = false, \
     .disable_screensaver = false, \
     .forward_key_repeat = true, \
-    .legacy_paste = false, \
+    .forward_all_clicks = false, \
 }
 
 bool

build.gradle

@@ -19,9 +19,6 @@ allprojects {
         google()
         jcenter()
     }
-    tasks.withType(JavaCompile) {
-        options.compilerArgs << "-Xlint:deprecation"
-    }
 }
 
 task clean(type: Delete) {

server/src/main/java/com/genymobile/scrcpy/Controller.java

@@ -205,9 +205,13 @@ public class Controller {
             }
         }
 
+        // Right-click and middle-click only work if the source is a mouse
+        boolean nonPrimaryButtonPressed = (buttons & ~MotionEvent.BUTTON_PRIMARY) != 0;
+        int source = nonPrimaryButtonPressed ? InputDevice.SOURCE_MOUSE : InputDevice.SOURCE_TOUCHSCREEN;
+
         MotionEvent event = MotionEvent
-                .obtain(lastTouchDown, now, action, pointerCount, pointerProperties, pointerCoords, 0, buttons, 1f, 1f, DEVICE_ID_VIRTUAL, 0,
-                        InputDevice.SOURCE_TOUCHSCREEN, 0);
+                .obtain(lastTouchDown, now, action, pointerCount, pointerProperties, pointerCoords, 0, buttons, 1f, 1f, DEVICE_ID_VIRTUAL, 0, source,
+                        0);
         return device.injectEvent(event);
     }
 

server/src/main/java/com/genymobile/scrcpy/Workarounds.java

@@ -16,7 +16,6 @@ public final class Workarounds {
         // not instantiable
     }
 
-    @SuppressWarnings("deprecation")
     public static void prepareMainLooper() {
         // Some devices internally create a Handler when creating an input Surface, causing an exception:
         //   "Can't create handler inside thread that has not called Looper.prepare()"