mirror of
https://github.com/wailsapp/wails.git
synced 2025-05-02 17:39:58 +08:00
c24bd5e3e8
* implement MacOS openFile/openFiles events * wip: windows file association * fix macro import * add file icon copy * try copy icon * keep only required part of scripts * update config schema * fix json * set fileAssociation for mac via config * proper iconName handling * add fileAssociation icon generator * fix file association icons bundle * don't break compatibility * remove mimeType as not supported linux for now * add documentation * adjust config schema * restore formatting * try implement single instance lock with params passing * fix focusing * fix focusing * formatting * use channel buffer for second instance events * handle errors * add comment * remove unused option in file association * wip: linux single instance lock * wip: linux single instance * some experiments with making window active * try to use unminimise * remove unused * try present for window * try present for window * fix build * cleanup * cleanup * implement single instance lock on mac os * implement proper show for windows * proper unmimimise * get rid of openFiles mac os. change configuration structure * remove unused channel * remove unused function * add documentation for single instance lock * add PR link * changes after review * update docs * changes after review --------- Co-authored-by: Lea Anthony <lea.anthony@gmail.com>
76 lines
1.6 KiB
Go
76 lines
1.6 KiB
Go
//go:build darwin
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// +build darwin
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package darwin
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/*
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#cgo CFLAGS: -x objective-c
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#cgo LDFLAGS: -framework Foundation -framework Cocoa
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#import "AppDelegate.h"
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*/
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import "C"
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import (
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"encoding/json"
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"github.com/wailsapp/wails/v2/pkg/options"
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"os"
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"syscall"
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)
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func SetupSingleInstance(uniqueID string) {
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lockFilePath := os.TempDir()
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lockFileName := uniqueID + ".lock"
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_, err := createLockFile(lockFilePath + "/" + lockFileName)
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// if lockFile exist – send notification to second instance
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if err != nil {
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c := NewCalloc()
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defer c.Free()
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singleInstanceUniqueId := c.String(uniqueID)
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data, err := options.NewSecondInstanceData()
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if err != nil {
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return
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}
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serialized, err := json.Marshal(data)
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if err != nil {
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return
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}
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C.SendDataToFirstInstance(singleInstanceUniqueId, c.String(string(serialized)))
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os.Exit(0)
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}
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}
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//export HandleSecondInstanceData
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func HandleSecondInstanceData(secondInstanceMessage *C.char) {
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message := C.GoString(secondInstanceMessage)
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var secondInstanceData options.SecondInstanceData
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err := json.Unmarshal([]byte(message), &secondInstanceData)
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if err == nil {
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secondInstanceBuffer <- secondInstanceData
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}
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}
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// CreateLockFile tries to create a file with given name and acquire an
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// exclusive lock on it. If the file already exists AND is still locked, it will
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// fail.
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func createLockFile(filename string) (*os.File, error) {
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file, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE, 0600)
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if err != nil {
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return nil, err
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}
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err = syscall.Flock(int(file.Fd()), syscall.LOCK_EX|syscall.LOCK_NB)
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if err != nil {
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file.Close()
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return nil, err
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}
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return file, nil
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}
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