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add ChooseFontW #116

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add ChooseFontW #116

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66 changes: 65 additions & 1 deletion comdlg32.go
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Original file line number Diff line number Diff line change
Expand Up @@ -7,9 +7,10 @@
package win

import (
"golang.org/x/sys/windows"
"syscall"
"unsafe"

"golang.org/x/sys/windows"
)

// Common error codes
Expand Down Expand Up @@ -54,6 +55,59 @@ type CHOOSECOLOR struct {
LpTemplateName *uint16
}

type LPLOGFONT *LOGFONT

type CHOOSEFONT struct {
LStructSize uint32
HwndOwner HWND
HDC HDC
LpLogFont LPLOGFONT
IPointSize int32
Flags uint32
RgbColors COLORREF
LCustData uintptr
LpfnHook uintptr
LpTemplateName *uint16
HInstance HWND
LpszStyle *uint16
NFontType uint16
NSizeMin int32
NSizeMax int32
}

// CHOOSEFONT flags
const (
CF_APPLY = 0x00000200
CF_ANSIONLY = 0x00000400
CF_BOTH = 0x00000003
CF_EFFECTS = 0x00000100
CF_ENABLEHOOK = 0x00000008
CF_ENABLETEMPLATE = 0x00000010
CF_ENABLETEMPLATEHANDLE = 0x00000020
CF_FIXEDPITCHONLY = 0x00004000
CF_FORCEFONTEXIST = 0x00010000
CF_INACTIVEFONTS = 0x02000000
CF_INITTOLOGFONTSTRUCT = 0x00000040
CF_LIMITSIZE = 0x00002000
CF_NOOEMFONTS = 0x00000800
CF_NOFACESEL = 0x00080000
CF_NOSCRIPTSEL = 0x00800000
CF_NOSIMULATIONS = 0x00001000
CF_NOSIZESEL = 0x00200000
CF_NOSTYLESEL = 0x00100000
CF_NOVECTORFONTS = 0x00000800
CF_NOVERTFONTS = 0x01000000
CF_PRINTERFONTS = 0x00000002
CF_SCALABLEONLY = 0x00020000
CF_SCREENFONTS = 0x00000001
CF_SCRIPTSONLY = 0x00000400
CF_SELECTSCRIPT = 0x00400000
CF_SHOWHELP = 0x00000004
CF_TTONLY = 0x00040000
CF_USESTYLE = 0x00000080
CF_WYSIWYG = 0x00008000
)

// PrintDlg specific error codes
const (
PDERR_CREATEICFAILURE = 0x100A
Expand Down Expand Up @@ -236,6 +290,7 @@ var (

// Functions
chooseColor *windows.LazyProc
chooseFont *windows.LazyProc
commDlgExtendedError *windows.LazyProc
getOpenFileName *windows.LazyProc
getSaveFileName *windows.LazyProc
Expand All @@ -248,6 +303,7 @@ func init() {

// Functions
chooseColor = libcomdlg32.NewProc("ChooseColorW")
chooseFont = libcomdlg32.NewProc("ChooseFontW")
commDlgExtendedError = libcomdlg32.NewProc("CommDlgExtendedError")
getOpenFileName = libcomdlg32.NewProc("GetOpenFileNameW")
getSaveFileName = libcomdlg32.NewProc("GetSaveFileNameW")
Expand All @@ -263,6 +319,14 @@ func ChooseColor(lpcc *CHOOSECOLOR) bool {
return ret != 0
}

func ChooseFont(lpcc *CHOOSEFONT) bool {
ret, _, _ := syscall.Syscall(chooseFont.Addr(), 1,
uintptr(unsafe.Pointer(lpcc)),
0,
0)
return ret != 0
}

func CommDlgExtendedError() uint32 {
ret, _, _ := syscall.Syscall(commDlgExtendedError.Addr(), 0,
0,
Expand Down