Folder dialog for windows.
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parent
72f0fafe46
commit
76b9e744aa
2 changed files with 54 additions and 13 deletions
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@ -7,12 +7,22 @@ import (
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"unsafe"
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)
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func OpenFile(title, defaultPath string, filters []FileFilter) (string, error) {
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comdlg32 := syscall.NewLazyDLL("comdlg32.dll")
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getOpenFileName := comdlg32.NewProc("GetOpenFileNameW")
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var (
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ole32 = syscall.NewLazyDLL("ole32.dll")
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shell32 = syscall.NewLazyDLL("shell32.dll")
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comdlg32 = syscall.NewLazyDLL("comdlg32.dll")
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coTaskMemFree = ole32.NewProc("CoTaskMemFree")
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getOpenFileName = comdlg32.NewProc("GetOpenFileNameW")
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getSaveFileName = comdlg32.NewProc("GetSaveFileNameW")
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browseForFolder = shell32.NewProc("SHBrowseForFolderW")
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getPathFromIDListEx = shell32.NewProc("SHGetPathFromIDListEx")
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)
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func OpenFile(title, defaultPath string, filters []FileFilter) (string, error) {
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var args _OPENFILENAME
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args.StructSize = uint32(unsafe.Sizeof(args))
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args.Flags = 0x00080000 // OFN_EXPLORER
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if title != "" {
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args.Title = syscall.StringToUTF16Ptr(title)
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@ -31,12 +41,9 @@ func OpenFile(title, defaultPath string, filters []FileFilter) (string, error) {
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}
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func OpenFiles(title, defaultPath string, filters []FileFilter) ([]string, error) {
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comdlg32 := syscall.NewLazyDLL("comdlg32.dll")
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getOpenFileName := comdlg32.NewProc("GetOpenFileNameW")
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var args _OPENFILENAME
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args.StructSize = uint32(unsafe.Sizeof(args))
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args.Flags = 0x00080200 // OFN_ALLOWMULTISELECT|OFN_EXPLORER
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args.Flags = 0x00080200 // OFN_EXPLORER|OFN_ALLOWMULTISELECT
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if title != "" {
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args.Title = syscall.StringToUTF16Ptr(title)
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@ -80,11 +87,9 @@ func OpenFiles(title, defaultPath string, filters []FileFilter) ([]string, error
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}
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func SaveFile(title, defaultPath string, confirmOverwrite bool, filters []FileFilter) (string, error) {
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comdlg32 := syscall.NewLazyDLL("comdlg32.dll")
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getSaveFileName := comdlg32.NewProc("GetSaveFileNameW")
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var args _OPENFILENAME
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args.StructSize = uint32(unsafe.Sizeof(args))
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args.Flags = 0x00080000 // OFN_EXPLORER
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if title != "" {
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args.Title = syscall.StringToUTF16Ptr(title)
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@ -106,8 +111,23 @@ func SaveFile(title, defaultPath string, confirmOverwrite bool, filters []FileFi
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}
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func PickFolder(title, defaultPath string) (string, error) {
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// TODO
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return "", nil
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var args _BROWSEINFO
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args.Flags = 0x00000051 // BIF_RETURNONLYFSDIRS|BIF_USENEWUI
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if title != "" {
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args.Title = syscall.StringToUTF16Ptr(title)
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}
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ptr, _, _ := browseForFolder.Call(uintptr(unsafe.Pointer(&args)))
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if ptr == 0 {
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return "", nil
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}
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res := [1024]uint16{}
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_, _, _ = getPathFromIDListEx.Call(ptr, uintptr(unsafe.Pointer(&res[0])), uintptr(len(res)), 0)
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_, _, _ = coTaskMemFree.Call(ptr)
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return syscall.UTF16ToString(res[:]), nil
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}
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func windowsFilters(filters []FileFilter) []uint16 {
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@ -149,7 +169,18 @@ type _OPENFILENAME struct {
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CustData uintptr
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FnHook uintptr
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TemplateName *uint16
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PvReserved unsafe.Pointer
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PvReserved uintptr
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DwReserved uint32
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FlagsEx uint32
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}
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type _BROWSEINFO struct {
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Owner uintptr
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Root *uint16
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DisplayName *uint16
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Title *uint16
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Flags uint32
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CallbackFunc uintptr
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LParam uintptr
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Image int32
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}
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10
dialog/dialog_windows_test.go
Normal file
10
dialog/dialog_windows_test.go
Normal file
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@ -0,0 +1,10 @@
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package dialog
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import (
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"syscall"
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)
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func init() {
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user32 := syscall.NewLazyDLL("user32.dll")
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user32.NewProc("SetProcessDPIAware").Call()
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}
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