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app: [Windows] use the app ID for the window class registry

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We're about to send messages between multiple instances of the same
program, and we need something to distinguish Gio programs. Use the
app ID.

Signed-off-by: inkeliz <inkeliz@inkeliz.com>
Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
inkeliz
2024-06-10 20:49:02 +01:00
committed by Elias Naur
parent 818061a18a
commit f48cc2c47f
1 changed files with 7 additions and 1 deletions
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app/os_windows.go
+7 -1
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@@ -132,13 +132,19 @@ func initResources() error {
} }
resources.cursor = c resources.cursor = c
icon, _ := windows.LoadImage(hInst, iconID, windows.IMAGE_ICON, 0, 0, windows.LR_DEFAULTSIZE|windows.LR_SHARED) icon, _ := windows.LoadImage(hInst, iconID, windows.IMAGE_ICON, 0, 0, windows.LR_DEFAULTSIZE|windows.LR_SHARED)
appid, err := syscall.UTF16PtrFromString(ID)
if err != nil {
return err
}
wcls := windows.WndClassEx{ wcls := windows.WndClassEx{
CbSize: uint32(unsafe.Sizeof(windows.WndClassEx{})), CbSize: uint32(unsafe.Sizeof(windows.WndClassEx{})),
Style: windows.CS_HREDRAW | windows.CS_VREDRAW | windows.CS_OWNDC, Style: windows.CS_HREDRAW | windows.CS_VREDRAW | windows.CS_OWNDC,
LpfnWndProc: syscall.NewCallback(windowProc), LpfnWndProc: syscall.NewCallback(windowProc),
HInstance: hInst, HInstance: hInst,
HIcon: icon, HIcon: icon,
LpszClassName: syscall.StringToUTF16Ptr("GioWindow"), LpszClassName: appid,
} }
cls, err := windows.RegisterClassEx(&wcls) cls, err := windows.RegisterClassEx(&wcls)
if err != nil { if err != nil {