WIP remove Meta+Shift+v

Add a scrcpy shortcut to send the CUT keycode.

README.md

@@ -560,33 +560,36 @@ Also see [issue #14].
 
 ## Shortcuts
 
- | Action                                      |   Shortcut                    |   Shortcut (macOS)
+_`Meta` is typically the `Windows` key on the keyboard, or `Cmd` on macOS._
- | ------------------------------------------- |:----------------------------- |:-----------------------------
+
- | Switch fullscreen mode                      | `Ctrl`+`f`                    | `Cmd`+`f`
+ | Action                                               |   Shortcut
- | Rotate display left                         | `Ctrl`+`←` _(left)_           | `Cmd`+`←` _(left)_
+ | ---------------------------------------------------- |:-----------------------------
- | Rotate display right                        | `Ctrl`+`→` _(right)_          | `Cmd`+`→` _(right)_
+ | Switch fullscreen mode                               | `Meta`+`f`
- | Resize window to 1:1 (pixel-perfect)        | `Ctrl`+`g`                    | `Cmd`+`g`
+ | Rotate display left                                  | `Meta`+`←` _(left)_
- | Resize window to remove black borders       | `Ctrl`+`x` \| _Double-click¹_ | `Cmd`+`x`  \| _Double-click¹_
+ | Rotate display right                                 | `Meta`+`→` _(right)_
- | Click on `HOME`                             | `Ctrl`+`h` \| _Middle-click_  | `Ctrl`+`h` \| _Middle-click_
+ | Resize window to 1:1 (pixel-perfect)                 | `Meta`+`g`
- | Click on `BACK`                             | `Ctrl`+`b` \| _Right-click²_  | `Cmd`+`b`  \| _Right-click²_
+ | Resize window to remove black borders                | `Meta`+`w` \| _Double-click¹_
- | Click on `APP_SWITCH`                       | `Ctrl`+`s`                    | `Cmd`+`s`
+ | Click on `HOME`                                      | `Meta`+`h` \| _Middle-click_
- | Click on `MENU`                             | `Ctrl`+`m`                    | `Ctrl`+`m`
+ | Click on `BACK`                                      | `Meta`+`b` \| _Right-click²_
- | Click on `VOLUME_UP`                        | `Ctrl`+`↑` _(up)_             | `Cmd`+`↑` _(up)_
+ | Click on `APP_SWITCH`                                | `Meta`+`s`
- | Click on `VOLUME_DOWN`                      | `Ctrl`+`↓` _(down)_           | `Cmd`+`↓` _(down)_
+ | Click on `MENU`                                      | `Meta`+`m`
- | Click on `POWER`                            | `Ctrl`+`p`                    | `Cmd`+`p`
+ | Click on `VOLUME_UP`                                 | `Meta`+`↑` _(up)_
- | Power on                                    | _Right-click²_                | _Right-click²_
+ | Click on `VOLUME_DOWN`                               | `Meta`+`↓` _(down)_
- | Turn device screen off (keep mirroring)     | `Ctrl`+`o`                    | `Cmd`+`o`
+ | Click on `POWER`                                     | `Meta`+`p`
- | Turn device screen on                       | `Ctrl`+`Shift`+`o`            | `Cmd`+`Shift`+`o`
+ | Power on                                             | _Right-click²_
- | Rotate device screen                        | `Ctrl`+`r`                    | `Cmd`+`r`
+ | Turn device screen off (keep mirroring)              | `Meta`+`o`
- | Expand notification panel                   | `Ctrl`+`n`                    | `Cmd`+`n`
+ | Turn device screen on                                | `Meta`+`Shift`+`o`
- | Collapse notification panel                 | `Ctrl`+`Shift`+`n`            | `Cmd`+`Shift`+`n`
+ | Rotate device screen                                 | `Meta`+`r`
- | Copy device clipboard to computer           | `Ctrl`+`c`                    | `Cmd`+`c`
+ | Expand notification panel                            | `Meta`+`n`
- | Paste computer clipboard to device          | `Ctrl`+`v`                    | `Cmd`+`v`
+ | Collapse notification panel                          | `Meta`+`Shift`+`n`
- | Copy computer clipboard to device and paste | `Ctrl`+`Shift`+`v`            | `Cmd`+`Shift`+`v`
+ | Press COPY³, then Copy device clipboard to computer  | `Meta`+`c`
- | Enable/disable FPS counter (on stdout)      | `Ctrl`+`i`                    | `Cmd`+`i`
+ | Press CUT³                                           | `Meta`+`x`
+ | Paste computer clipboard to device                   | `Meta`+`v`
+ | Enable/disable FPS counter (on stdout)               | `Meta`+`i`
 
 _¹Double-click on black borders to remove them._  
-_²Right-click turns the screen on if it was off, presses BACK otherwise._
+_²Right-click turns the screen on if it was off, presses BACK otherwise._  
+_³Only if the device runs Android >= 7._
 
 
 ## Custom paths

app/scrcpy.1

@@ -204,51 +204,51 @@ Default is 0 (automatic).\n
 .SH SHORTCUTS
 
 .TP
-.B Ctrl+f
+.B Meta+f
 Switch fullscreen mode
 
 .TP
-.B Ctrl+Left
+.B Meta+Left
 Rotate display left
 
 .TP
-.B Ctrl+Right
+.B Meta+Right
 Rotate display right
 
 .TP
-.B Ctrl+g
+.B Meta+g
 Resize window to 1:1 (pixel\-perfect)
 
 .TP
-.B Ctrl+x, Double\-click on black borders
+.B Meta+w, Double\-click on black borders
 Resize window to remove black borders
 
 .TP
-.B Ctrl+h, Home, Middle\-click
+.B Meta+h, Home, Middle\-click
 Click on HOME
 
 .TP
-.B Ctrl+b, Ctrl+Backspace, Right\-click (when screen is on)
+.B Meta+b, Meta+Backspace, Right\-click (when screen is on)
 Click on BACK
 
 .TP
-.B Ctrl+s
+.B Meta+s
 Click on APP_SWITCH
 
 .TP
-.B Ctrl+m
+.B Meta+m
 Click on MENU
 
 .TP
-.B Ctrl+Up
+.B Meta+Up
 Click on VOLUME_UP
 
 .TP
-.B Ctrl+Down
+.B Meta+Down
 Click on VOLUME_DOWN
 
 .TP
-.B Ctrl+p
+.B Meta+p
 Click on POWER (turn screen on/off)
 
 .TP
@@ -256,39 +256,39 @@ Click on POWER (turn screen on/off)
 Turn screen on
 
 .TP
-.B Ctrl+o
+.B Meta+o
 Turn device screen off (keep mirroring)
 
 .TP
-.B Ctrl+Shift+o
+.B Meta+Shift+o
 Turn device screen on
 
 .TP
-.B Ctrl+r
+.B Meta+r
 Rotate device screen
 
 .TP
-.B Ctrl+n
+.B Meta+n
 Expand notification panel
 
 .TP
-.B Ctrl+Shift+n
+.B Meta+Shift+n
 Collapse notification panel
 
 .TP
-.B Ctrl+c
+.B Meta+c
-Copy device clipboard to computer
+Press COPY (Android >= 7), then copy device clipboard to computer
 
 .TP
-.B Ctrl+v
+.B Meta+x
+Press CUT (Android >= 7)
+
+.TP
+.B Meta+v
 Paste computer clipboard to device
 
 .TP
-.B Ctrl+Shift+v
+.B Meta+i
-Copy computer clipboard to device (and paste if the device runs Android >= 7)
-
-.TP
-.B Ctrl+i
 Enable/disable FPS counter (print frames/second in logs)
 
 .TP

app/src/cli.c

@@ -13,9 +13,9 @@
 void
 scrcpy_print_usage(const char *arg0) {
 #ifdef __APPLE__
-# define CTRL_OR_CMD "Cmd"
+# define MOD "Cmd"
 #else
-# define CTRL_OR_CMD "Ctrl"
+# define MOD "Meta"
 #endif
     fprintf(stderr,
         "Usage: %s [options]\n"
@@ -186,19 +186,19 @@ scrcpy_print_usage(const char *arg0) {
         "\n"
         "Shortcuts:\n"
         "\n"
-        "    " CTRL_OR_CMD "+f\n"
+        "    " MOD "+f\n"
         "        Switch fullscreen mode\n"
         "\n"
-        "    " CTRL_OR_CMD "+Left\n"
+        "    " MOD "+Left\n"
         "        Rotate display left\n"
         "\n"
-        "    " CTRL_OR_CMD "+Right\n"
+        "    " MOD "+Right\n"
         "        Rotate display right\n"
         "\n"
-        "    " CTRL_OR_CMD "+g\n"
+        "    " MOD "+g\n"
         "        Resize window to 1:1 (pixel-perfect)\n"
         "\n"
-        "    " CTRL_OR_CMD "+x\n"
+        "    " MOD "+w\n"
         "    Double-click on black borders\n"
         "        Resize window to remove black borders\n"
         "\n"
@@ -206,55 +206,55 @@ scrcpy_print_usage(const char *arg0) {
         "    Middle-click\n"
         "        Click on HOME\n"
         "\n"
-        "    " CTRL_OR_CMD "+b\n"
+        "    " MOD "+b\n"
-        "    " CTRL_OR_CMD "+Backspace\n"
+        "    " MOD "+Backspace\n"
         "    Right-click (when screen is on)\n"
         "        Click on BACK\n"
         "\n"
-        "    " CTRL_OR_CMD "+s\n"
+        "    " MOD "+s\n"
         "        Click on APP_SWITCH\n"
         "\n"
         "    Ctrl+m\n"
         "        Click on MENU\n"
         "\n"
-        "    " CTRL_OR_CMD "+Up\n"
+        "    " MOD "+Up\n"
         "        Click on VOLUME_UP\n"
         "\n"
-        "    " CTRL_OR_CMD "+Down\n"
+        "    " MOD "+Down\n"
         "        Click on VOLUME_DOWN\n"
         "\n"
-        "    " CTRL_OR_CMD "+p\n"
+        "    " MOD "+p\n"
         "        Click on POWER (turn screen on/off)\n"
         "\n"
         "    Right-click (when screen is off)\n"
         "        Power on\n"
         "\n"
-        "    " CTRL_OR_CMD "+o\n"
+        "    " MOD "+o\n"
         "        Turn device screen off (keep mirroring)\n"
         "\n"
-        "    " CTRL_OR_CMD "+Shift+o\n"
+        "    " MOD "+Shift+o\n"
         "        Turn device screen on\n"
         "\n"
-        "    " CTRL_OR_CMD "+r\n"
+        "    " MOD "+r\n"
         "        Rotate device screen\n"
         "\n"
-        "    " CTRL_OR_CMD "+n\n"
+        "    " MOD "+n\n"
         "        Expand notification panel\n"
         "\n"
-        "    " CTRL_OR_CMD "+Shift+n\n"
+        "    " MOD "+Shift+n\n"
         "        Collapse notification panel\n"
         "\n"
-        "    " CTRL_OR_CMD "+c\n"
+        "    " MOD "+c\n"
-        "        Copy device clipboard to computer\n"
+        "        Press COPY (Android >= 7), then copy device clipboard to\n"
+        "        computer\n"
         "\n"
-        "    " CTRL_OR_CMD "+v\n"
+        "    " MOD "+x\n"
+        "        Press CUT (Android >= 7)\n"
+        "\n"
+        "    " MOD "+v\n"
         "        Paste computer clipboard to device\n"
         "\n"
-        "    " CTRL_OR_CMD "+Shift+v\n"
+        "    " MOD "+i\n"
-        "        Copy computer clipboard to device (and paste if the device\n"
-        "        runs Android >= 7)\n"
-        "\n"
-        "    " CTRL_OR_CMD "+i\n"
         "        Enable/disable FPS counter (print frames/second in logs)\n"
         "\n"
         "    Drag & drop APK file\n"
@@ -265,6 +265,7 @@ scrcpy_print_usage(const char *arg0) {
         DEFAULT_LOCK_VIDEO_ORIENTATION, DEFAULT_LOCK_VIDEO_ORIENTATION >= 0 ? "" : " (unlocked)",
         DEFAULT_MAX_SIZE, DEFAULT_MAX_SIZE ? "" : " (unlimited)",
         DEFAULT_LOCAL_PORT_RANGE_FIRST, DEFAULT_LOCAL_PORT_RANGE_LAST);
+#undef MOD
 }
 
 static bool

app/src/control_msg.c

@@ -66,6 +66,9 @@ control_msg_serialize(const struct control_msg *msg, unsigned char *buf) {
             buffer_write32be(&buf[17],
                              (uint32_t) msg->inject_scroll_event.vscroll);
             return 21;
+        case CONTROL_MSG_TYPE_GET_CLIPBOARD:
+            buf[1] = msg->get_clipboard.copy;
+            return 2;
         case CONTROL_MSG_TYPE_SET_CLIPBOARD: {
             buf[1] = !!msg->set_clipboard.paste;
             size_t len = write_string(msg->set_clipboard.text,
@@ -79,7 +82,6 @@ control_msg_serialize(const struct control_msg *msg, unsigned char *buf) {
         case CONTROL_MSG_TYPE_BACK_OR_SCREEN_ON:
         case CONTROL_MSG_TYPE_EXPAND_NOTIFICATION_PANEL:
         case CONTROL_MSG_TYPE_COLLAPSE_NOTIFICATION_PANEL:
-        case CONTROL_MSG_TYPE_GET_CLIPBOARD:
         case CONTROL_MSG_TYPE_ROTATE_DEVICE:
             // no additional data
             return 1;

app/src/control_msg.h

@@ -60,6 +60,9 @@ struct control_msg {
             int32_t hscroll;
             int32_t vscroll;
         } inject_scroll_event;
+        struct {
+            bool copy;
+        } get_clipboard;
         struct {
             char *text; // owned, to be freed by SDL_free()
             bool paste;

app/src/event_converter.c

@@ -92,6 +92,10 @@ convert_keycode(SDL_Keycode from, enum android_keycode *to, uint16_t mod,
         MAP(SDLK_LEFT,         AKEYCODE_DPAD_LEFT);
         MAP(SDLK_DOWN,         AKEYCODE_DPAD_DOWN);
         MAP(SDLK_UP,           AKEYCODE_DPAD_UP);
+        MAP(SDLK_LCTRL,        AKEYCODE_CTRL_LEFT);
+        MAP(SDLK_RCTRL,        AKEYCODE_CTRL_RIGHT);
+        MAP(SDLK_LSHIFT,       AKEYCODE_SHIFT_LEFT);
+        MAP(SDLK_RSHIFT,       AKEYCODE_SHIFT_RIGHT);
     }
 
     if (!(mod & (KMOD_NUM | KMOD_SHIFT))) {

app/src/input_manager.c

@@ -70,6 +70,11 @@ action_menu(struct controller *controller, int actions) {
     send_keycode(controller, AKEYCODE_MENU, actions, "MENU");
 }
 
+static inline void
+action_cut(struct controller *controller, int actions) {
+    send_keycode(controller, AKEYCODE_CUT, actions, "CUT");
+}
+
 // turn the screen on if it was off, press BACK otherwise
 static void
 press_back_or_turn_screen_on(struct controller *controller) {
@@ -102,9 +107,10 @@ collapse_notification_panel(struct controller *controller) {
 }
 
 static void
-request_device_clipboard(struct controller *controller) {
+request_device_clipboard(struct controller *controller, bool copy) {
     struct control_msg msg;
     msg.type = CONTROL_MSG_TYPE_GET_CLIPBOARD;
+    msg.get_clipboard.copy = copy;
 
     if (!controller_push_msg(controller, &msg)) {
         LOGW("Could not request device clipboard");
@@ -262,66 +268,56 @@ input_manager_process_key(struct input_manager *im,
     bool ctrl = event->keysym.mod & (KMOD_LCTRL | KMOD_RCTRL);
     bool alt = event->keysym.mod & (KMOD_LALT | KMOD_RALT);
     bool meta = event->keysym.mod & (KMOD_LGUI | KMOD_RGUI);
-
+    bool shift = event->keysym.mod & (KMOD_LSHIFT | KMOD_RSHIFT);
-    // use Cmd on macOS, Ctrl on other platforms
-#ifdef __APPLE__
-    bool cmd = !ctrl && meta;
-#else
-    if (meta) {
-        // no shortcuts involve Meta on platforms other than macOS, and it must
-        // not be forwarded to the device
-        return;
-    }
-    bool cmd = ctrl; // && !meta, already guaranteed
-#endif
 
     if (alt) {
-        // no shortcuts involve Alt, and it must not be forwarded to the device
+        // No shortcuts involve Alt, and it is not forwarded to the device
         return;
     }
 
     struct controller *controller = im->controller;
 
-    // capture all Ctrl events
+    SDL_Keycode keycode = event->keysym.sym;
-    if (ctrl || cmd) {
+    bool down = event->type == SDL_KEYDOWN;
-        SDL_Keycode keycode = event->keysym.sym;
+
-        bool down = event->type == SDL_KEYDOWN;
+    // Capture all Meta events
+    if (meta) {
+        if (ctrl) {
+            // No shortcuts involve Ctrl+Meta
+            return;
+        }
+
         int action = down ? ACTION_DOWN : ACTION_UP;
         bool repeat = event->repeat;
-        bool shift = event->keysym.mod & (KMOD_LSHIFT | KMOD_RSHIFT);
         switch (keycode) {
             case SDLK_h:
-                // Ctrl+h on all platform, since Cmd+h is already captured by
+                if (control && !shift && !repeat) {
-                // the system on macOS to hide the window
-                if (control && ctrl && !meta && !shift && !repeat) {
                     action_home(controller, action);
                 }
                 return;
             case SDLK_b: // fall-through
             case SDLK_BACKSPACE:
-                if (control && cmd && !shift && !repeat) {
+                if (control && !shift && !repeat) {
                     action_back(controller, action);
                 }
                 return;
             case SDLK_s:
-                if (control && cmd && !shift && !repeat) {
+                if (control && !shift && !repeat) {
                     action_app_switch(controller, action);
                 }
                 return;
             case SDLK_m:
-                // Ctrl+m on all platform, since Cmd+m is already captured by
+                if (control && !shift && !repeat) {
-                // the system on macOS to minimize the window
-                if (control && ctrl && !meta && !shift && !repeat) {
                     action_menu(controller, action);
                 }
                 return;
             case SDLK_p:
-                if (control && cmd && !shift && !repeat) {
+                if (control && !shift && !repeat) {
                     action_power(controller, action);
                 }
                 return;
             case SDLK_o:
-                if (control && cmd && !repeat && down) {
+                if (control && !repeat && down) {
                     enum screen_power_mode mode = shift
                                                 ? SCREEN_POWER_MODE_NORMAL
                                                 : SCREEN_POWER_MODE_OFF;
@@ -329,67 +325,71 @@ input_manager_process_key(struct input_manager *im,
                 }
                 return;
             case SDLK_DOWN:
-                if (control && cmd && !shift) {
+                if (control && !shift) {
                     // forward repeated events
                     action_volume_down(controller, action);
                 }
                 return;
             case SDLK_UP:
-                if (control && cmd && !shift) {
+                if (control && !shift) {
                     // forward repeated events
                     action_volume_up(controller, action);
                 }
                 return;
             case SDLK_LEFT:
-                if (cmd && !shift && !repeat && down) {
+                if (!shift && !repeat && down) {
                     rotate_client_left(im->screen);
                 }
                 return;
             case SDLK_RIGHT:
-                if (cmd && !shift && !repeat && down) {
+                if (!shift && !repeat && down) {
                     rotate_client_right(im->screen);
                 }
                 return;
             case SDLK_c:
-                if (control && cmd && !shift && !repeat && down) {
+                if (control && !shift && !repeat && down) {
-                    request_device_clipboard(controller);
+                    // Press COPY, then get the clipboard content
-                }
+                    request_device_clipboard(controller, true);
-                return;
-            case SDLK_v:
-                if (control && cmd && !repeat && down) {
-                    if (shift) {
-                        // store the text in the device clipboard and paste
-                        set_device_clipboard(controller, true);
-                    } else {
-                        // inject the text as input events
-                        clipboard_paste(controller);
-                    }
-                }
-                return;
-            case SDLK_f:
-                if (!shift && cmd && !repeat && down) {
-                    screen_switch_fullscreen(im->screen);
                 }
                 return;
             case SDLK_x:
-                if (!shift && cmd && !repeat && down) {
+                if (control && !shift && !repeat && down) {
+                    // For convenience (especially on macOS), bind Meta+x to
+                    // CUT (even if it is already accessible by pressing Ctrl+x
+                    // on the device)
+                    action_cut(controller, action);
+                }
+                return;
+            case SDLK_v:
+                if (control && !shift && !repeat && down) {
+                    // Inject the text as input events
+                    clipboard_paste(controller);
+                }
+                return;
+            case SDLK_f:
+                if (!shift && !repeat && down) {
+                    screen_switch_fullscreen(im->screen);
+                }
+                return;
+            case SDLK_w:
+                if (!shift && !repeat && down) {
                     screen_resize_to_fit(im->screen);
                 }
                 return;
             case SDLK_g:
-                if (!shift && cmd && !repeat && down) {
+                if (!shift && !repeat && down) {
                     screen_resize_to_pixel_perfect(im->screen);
                 }
                 return;
             case SDLK_i:
-                if (!shift && cmd && !repeat && down) {
+                if (!shift && !repeat && down) {
                     struct fps_counter *fps_counter =
                         im->video_buffer->fps_counter;
                     switch_fps_counter_state(fps_counter);
                 }
                 return;
             case SDLK_n:
-                if (control && cmd && !repeat && down) {
+                if (control && !repeat && down) {
                     if (shift) {
                         collapse_notification_panel(controller);
                     } else {
@@ -398,7 +398,7 @@ input_manager_process_key(struct input_manager *im,
                 }
                 return;
             case SDLK_r:
-                if (control && cmd && !shift && !repeat && down) {
+                if (control && !shift && !repeat && down) {
                     rotate_device(controller);
                 }
                 return;
@@ -411,6 +411,14 @@ input_manager_process_key(struct input_manager *im,
         return;
     }
 
+    assert(!meta);
+
+    if (ctrl && !shift && keycode == SDLK_v && down) {
+        // Synchronize the computer clipboard to the device clipboard before
+        // sending Ctrl+v
+        set_device_clipboard(controller, false);
+    }
+
     struct control_msg msg;
     if (convert_input_key(event, &msg, im->prefer_text)) {
         if (!controller_push_msg(controller, &msg)) {

app/tests/test_control_msg_serialize.c

@@ -185,14 +185,18 @@ static void test_serialize_collapse_notification_panel(void) {
 static void test_serialize_get_clipboard(void) {
     struct control_msg msg = {
         .type = CONTROL_MSG_TYPE_GET_CLIPBOARD,
+        .get_clipboard = {
+            .copy = true,
+        },
     };
 
     unsigned char buf[CONTROL_MSG_SERIALIZED_MAX_SIZE];
     int size = control_msg_serialize(&msg, buf);
-    assert(size == 1);
+    assert(size == 2);
 
     const unsigned char expected[] = {
         CONTROL_MSG_TYPE_GET_CLIPBOARD,
+        1, // copy
     };
     assert(!memcmp(buf, expected, sizeof(expected)));
 }

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

@@ -17,8 +17,6 @@ public final class ControlMessage {
     public static final int TYPE_SET_SCREEN_POWER_MODE = 9;
     public static final int TYPE_ROTATE_DEVICE = 10;
 
-    public static final int FLAGS_PASTE = 1;
-
     private int type;
     private String text;
     private int metaState; // KeyEvent.META_*
@@ -30,7 +28,7 @@ public final class ControlMessage {
     private Position position;
     private int hScroll;
     private int vScroll;
-    private int flags;
+    private boolean pressCopyOrPaste;
 
     private ControlMessage() {
     }
@@ -71,13 +69,18 @@ public final class ControlMessage {
         return msg;
     }
 
+    public static ControlMessage createGetClipboard(boolean copy) {
+        ControlMessage msg = new ControlMessage();
+        msg.type = TYPE_GET_CLIPBOARD;
+        msg.pressCopyOrPaste = copy;
+        return msg;
+    }
+
     public static ControlMessage createSetClipboard(String text, boolean paste) {
         ControlMessage msg = new ControlMessage();
         msg.type = TYPE_SET_CLIPBOARD;
         msg.text = text;
-        if (paste) {
+        msg.pressCopyOrPaste = paste;
-            msg.flags = FLAGS_PASTE;
-        }
         return msg;
     }
 
@@ -141,7 +144,7 @@ public final class ControlMessage {
         return vScroll;
     }
 
-    public int getFlags() {
+    public boolean getPressCopyOrPaste() {
-        return flags;
+        return pressCopyOrPaste;
     }
 }

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

@@ -12,6 +12,7 @@ public class ControlMessageReader {
     static final int INJECT_TOUCH_EVENT_PAYLOAD_LENGTH = 27;
     static final int INJECT_SCROLL_EVENT_PAYLOAD_LENGTH = 20;
     static final int SET_SCREEN_POWER_MODE_PAYLOAD_LENGTH = 1;
+    static final int GET_CLIPBOARD_PAYLOAD_LENGTH = 1;
     static final int SET_CLIPBOARD_FIXED_PAYLOAD_LENGTH = 1;
 
     public static final int CLIPBOARD_TEXT_MAX_LENGTH = 4092; // 4096 - 1 (type) - 1 (parse flag) - 2 (length)
@@ -67,6 +68,9 @@ public class ControlMessageReader {
             case ControlMessage.TYPE_INJECT_SCROLL_EVENT:
                 msg = parseInjectScrollEvent();
                 break;
+            case ControlMessage.TYPE_GET_CLIPBOARD:
+                msg = parseGetClipboard();
+                break;
             case ControlMessage.TYPE_SET_CLIPBOARD:
                 msg = parseSetClipboard();
                 break;
@@ -76,7 +80,6 @@ public class ControlMessageReader {
             case ControlMessage.TYPE_BACK_OR_SCREEN_ON:
             case ControlMessage.TYPE_EXPAND_NOTIFICATION_PANEL:
             case ControlMessage.TYPE_COLLAPSE_NOTIFICATION_PANEL:
-            case ControlMessage.TYPE_GET_CLIPBOARD:
             case ControlMessage.TYPE_ROTATE_DEVICE:
                 msg = ControlMessage.createEmpty(type);
                 break;
@@ -148,6 +151,14 @@ public class ControlMessageReader {
         return ControlMessage.createInjectScrollEvent(position, hScroll, vScroll);
     }
 
+    private ControlMessage parseGetClipboard() {
+        if (buffer.remaining() < GET_CLIPBOARD_PAYLOAD_LENGTH) {
+            return null;
+        }
+        boolean copy = buffer.get() != 0;
+        return ControlMessage.createGetClipboard(copy);
+    }
+
     private ControlMessage parseSetClipboard() {
         if (buffer.remaining() < SET_CLIPBOARD_FIXED_PAYLOAD_LENGTH) {
             return null;

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

@@ -104,14 +104,10 @@ public class Controller {
                 device.collapsePanels();
                 break;
             case ControlMessage.TYPE_GET_CLIPBOARD:
-                String clipboardText = device.getClipboardText();
+                getClipboard(msg.getPressCopyOrPaste());
-                if (clipboardText != null) {
-                    sender.pushClipboardText(clipboardText);
-                }
                 break;
             case ControlMessage.TYPE_SET_CLIPBOARD:
-                boolean paste = (msg.getFlags() & ControlMessage.FLAGS_PASTE) != 0;
+                setClipboard(msg.getText(), msg.getPressCopyOrPaste());
-                setClipboard(msg.getText(), paste);
                 break;
             case ControlMessage.TYPE_SET_SCREEN_POWER_MODE:
                 if (device.supportsInputEvents()) {
@@ -229,6 +225,23 @@ public class Controller {
         return device.injectKeycode(keycode);
     }
 
+    private boolean getClipboard(boolean copy) {
+        // On Android >= 7, also press the COPY key if requested
+        if (copy && Build.VERSION.SDK_INT >= Build.VERSION_CODES.N && device.supportsInputEvents()) {
+            // If there is something to copy, the clipboard will be automatically sent to the computer clipboard via the ClipboardListener
+            return device.injectKeycode(KeyEvent.KEYCODE_COPY);
+        }
+
+        // We can't press COPY, so only synchronize the current clipboard
+        String clipboardText = device.getClipboardText();
+        if (clipboardText != null) {
+            sender.pushClipboardText(clipboardText);
+            return true;
+        }
+
+        return false;
+    }
+
     private boolean setClipboard(String text, boolean paste) {
         boolean ok = device.setClipboardText(text);
         if (ok) {

server/src/test/java/com/genymobile/scrcpy/ControlMessageReaderTest.java

@@ -200,6 +200,7 @@ public class ControlMessageReaderTest {
         ByteArrayOutputStream bos = new ByteArrayOutputStream();
         DataOutputStream dos = new DataOutputStream(bos);
         dos.writeByte(ControlMessage.TYPE_GET_CLIPBOARD);
+        dos.writeByte(1); // copy
 
         byte[] packet = bos.toByteArray();
 
@@ -207,6 +208,7 @@ public class ControlMessageReaderTest {
         ControlMessage event = reader.next();
 
         Assert.assertEquals(ControlMessage.TYPE_GET_CLIPBOARD, event.getType());
+        Assert.assertTrue(event.getPressCopyOrPaste());
     }
 
     @Test
@@ -228,9 +230,7 @@ public class ControlMessageReaderTest {
 
         Assert.assertEquals(ControlMessage.TYPE_SET_CLIPBOARD, event.getType());
         Assert.assertEquals("testé", event.getText());
-
+        Assert.assertTrue(event.getPressCopyOrPaste());
-        boolean parse = (event.getFlags() & ControlMessage.FLAGS_PASTE) != 0;
-        Assert.assertTrue(parse);
     }
 
     @Test
@@ -256,9 +256,7 @@ public class ControlMessageReaderTest {
 
         Assert.assertEquals(ControlMessage.TYPE_SET_CLIPBOARD, event.getType());
         Assert.assertEquals(text, event.getText());
-
+        Assert.assertTrue(event.getPressCopyOrPaste());
-        boolean parse = (event.getFlags() & ControlMessage.FLAGS_PASTE) != 0;
-        Assert.assertTrue(parse);
     }
 
     @Test