Add Android (native) clipboard support via gomobile

core/clipClearProcessDROID.go

@@ -0,0 +1,34 @@
+//go:build android && !termux
+
+package core
+
+import (
+	"strings"
+	"time"
+
+	"golang.design/x/clipboard"
+)
+
+// clipClearProcess clears the clipboard after 30 seconds if the clipboard contents have not changed.
+// assignedContents can be omitted to clear the clipboard immediately and unconditionally.
+func clipClearProcess(assignedContents string) {
+	clearClipboard := func() {
+		clipboard.Write(clipboard.FmtText, []byte(""))
+		Exit(0)
+	}
+
+	// if assignedContents is empty, clear the clipboard immediately and unconditionally
+	if assignedContents == "" {
+		clearClipboard()
+		return
+	}
+
+	// wait 30 seconds before checking clipboard contents
+	time.Sleep(30 * time.Second)
+
+	newContents := clipboard.Read(clipboard.FmtText)
+
+	if assignedContents == strings.TrimRight(string(newContents), "\r\n") {
+		clearClipboard()
+	}
+}

core/clipClearProcessGeneric.go

@@ -0,0 +1,40 @@
+//go:build !android || termux
+
+package core
+
+import (
+	"strings"
+	"time"
+)
+
+// clipClearProcess clears the clipboard after 30 seconds if the clipboard contents have not changed.
+// assignedContents can be omitted to clear the clipboard immediately and unconditionally.
+func clipClearProcess(assignedContents string) {
+	cmdPaste, cmdClear := getClipCommands()
+
+	clearClipboard := func() {
+		err := cmdClear.Run()
+		if err != nil {
+			PrintError("Failed to clear clipboard", ErrorClipboard, true)
+		}
+		Exit(0)
+	}
+
+	// if assignedContents is empty, clear the clipboard immediately and unconditionally
+	if assignedContents == "" {
+		clearClipboard()
+		return
+	}
+
+	// wait 30 seconds before checking clipboard contents
+	time.Sleep(30 * time.Second)
+
+	newContents, err := cmdPaste.Output()
+	if err != nil {
+		PrintError("Failed to read clipboard contents", ErrorClipboard, true)
+	}
+
+	if assignedContents == strings.TrimRight(string(newContents), "\r\n") {
+		clearClipboard()
+	}
+}

core/copy.go

@@ -69,38 +69,6 @@ func ClipClearArgument() {
 	}
 }
 
-// clipClearProcess clears the clipboard after 30 seconds if the clipboard contents have not changed.
-// assignedContents can be omitted to clear the clipboard immediately and unconditionally.
-func clipClearProcess(assignedContents string) {
-	cmdPaste, cmdClear := getClipCommands()
-
-	clearClipboard := func() {
-		err := cmdClear.Run()
-		if err != nil {
-			PrintError("Failed to clear clipboard", ErrorClipboard, true)
-		}
-		Exit(0)
-	}
-
-	// if assignedContents is empty, clear the clipboard immediately and unconditionally
-	if assignedContents == "" {
-		clearClipboard()
-		return
-	}
-
-	// wait 30 seconds before checking clipboard contents
-	time.Sleep(30 * time.Second)
-
-	newContents, err := cmdPaste.Output()
-	if err != nil {
-		PrintError("Failed to read clipboard contents", ErrorClipboard, true)
-	}
-
-	if assignedContents == strings.TrimRight(string(newContents), "\r\n") {
-		clearClipboard()
-	}
-}
-
 // GenTOTP generates a TOTP token from a secret (supports standard and Steam TOTP).
 func GenTOTP(secret string, time time.Time, forSteam bool) string {
 	var totpToken string

core/copyDROID.go

@@ -3,16 +3,16 @@
 package core
 
 import (
-	"os/exec"
+	"golang.design/x/clipboard"
 )
 
+// TODO Investigate background clipboard clearing and on-app-close clipboard clearing for Android
+
 // copyString copies a string to the clipboard.
 func copyString(continuous bool, copySubject string) {
-	// temporary dummy function to allow Android compilation
-}
+	clipboard.Write(clipboard.FmtText, []byte(copySubject))
 
-// getClipCommands returns the commands for pasting and clearing the clipboard contents.
-func getClipCommands() (*exec.Cmd, *exec.Cmd) {
-	// temporary dummy function to allow Android compilation
-	return nil, nil
+	if !continuous {
+		LaunchClipClearProcess(copySubject)
+	}
 }

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/fortis/go-steam-totp v0.0.0-20171114202746-18e928674727
 	github.com/pkg/sftp v1.13.8
 	github.com/pquerna/otp v1.4.1-0.20231130234153-3357de7c0481
+	golang.design/x/clipboard v0.7.0 // only for Android builds
 	golang.org/x/crypto v0.36.0
 	gopkg.in/ini.v1 v1.67.0
 )
@@ -13,5 +14,8 @@ require (
 require (
 	github.com/boombuler/barcode v1.0.2 // indirect
 	github.com/kr/fs v0.1.0 // indirect
+	golang.org/x/exp/shiny v0.0.0-20250305212735-054e65f0b394 // indirect; only for Android builds
+	golang.org/x/image v0.25.0 // indirect; only for Android builds
+	golang.org/x/mobile v0.0.0-20250305212854-3a7bc9f8a4de // indirect; only for Android builds
 	golang.org/x/sys v0.31.0 // indirect
 )

go.sum

@@ -22,6 +22,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+golang.design/x/clipboard v0.7.0 h1:4Je8M/ys9AJumVnl8m+rZnIvstSnYj1fvzqYrU3TXvo=
+golang.design/x/clipboard v0.7.0/go.mod h1:PQIvqYO9GP29yINEfsEn5zSQKAz3UgXmZKzDA6dnq2E=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
@@ -30,6 +32,12 @@ golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v
 golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
 golang.org/x/crypto v0.36.0 h1:AnAEvhDddvBdpY+uR+MyHmuZzzNqXSe/GvuDeob5L34=
 golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
+golang.org/x/exp/shiny v0.0.0-20250305212735-054e65f0b394 h1:bFYqOIMdeiCEdzPJkLiOoMDzW/v3tjW4AA/RmUZYsL8=
+golang.org/x/exp/shiny v0.0.0-20250305212735-054e65f0b394/go.mod h1:ygj7T6vSGhhm/9yTpOQQNvuAUFziTH7RUiH74EoE2C8=
+golang.org/x/image v0.25.0 h1:Y6uW6rH1y5y/LK1J8BPWZtr6yZ7hrsy6hFrXjgsc2fQ=
+golang.org/x/image v0.25.0/go.mod h1:tCAmOEGthTtkalusGp1g3xa2gke8J6c2N565dTyl9Rs=
+golang.org/x/mobile v0.0.0-20250305212854-3a7bc9f8a4de h1:WuckfUoaRGJfaQTPZvlmcaQwg4Xj9oS2cvvh3dUqpDo=
+golang.org/x/mobile v0.0.0-20250305212854-3a7bc9f8a4de/go.mod h1:/IZuixag1ELW37+FftdmIt59/3esqpAWM/QqWtf7HUI=
 golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=