diff options
| -rw-r--r-- | comctl_windows.go | 86 | ||||
| -rw-r--r-- | common_windows.go | 1 | ||||
| -rw-r--r-- | init_windows.go | 4 | ||||
| -rw-r--r-- | sysdata_windows.go | 2 |
4 files changed, 92 insertions, 1 deletions
diff --git a/comctl_windows.go b/comctl_windows.go new file mode 100644 index 0000000..6c472e8 --- /dev/null +++ b/comctl_windows.go @@ -0,0 +1,86 @@ +// 25 february 2014 +package ui + +import ( + "fmt" +// "syscall" + "unsafe" +) + +// pretty much every constant here except _WM_USER is from commctrl.h +// TODO for all: filter out constants not available in Windows 2000 + +// InitCommonControlsEx constants. +const ( + _ICC_LISTVIEW_CLASSES = 0x00000001 + _ICC_TREEVIEW_CLASSES = 0x00000002 + _ICC_BAR_CLASSES = 0x00000004 + _ICC_TAB_CLASSES = 0x00000008 + _ICC_UPDOWN_CLASS = 0x00000010 + _ICC_PROGRESS_CLASS = 0x00000020 + _ICC_HOTKEY_CLASS = 0x00000040 + _ICC_ANIMATE_CLASS = 0x00000080 + _ICC_WIN95_CLASSES = 0x000000FF + _ICC_DATE_CLASSES = 0x00000100 + _ICC_USEREX_CLASSES = 0x00000200 + _ICC_COOL_CLASSES = 0x00000400 + _ICC_INTERNET_CLASSES = 0x00000800 + _ICC_PAGESCROLLER_CLASS = 0x00001000 + _ICC_NATIVEFNTCTL_CLASS = 0x00002000 + _ICC_STANDARD_CLASSES = 0x00004000 + _ICC_LINK_CLASS = 0x00008000 +) + +var ( + _initCommonControlsEx = comctl32.NewProc("InitCommonControlsEx") +) + +func initCommonControls() (err error) { + var icc struct { + dwSize uint32 + dwICC uint32 + } + + icc.dwSize = uint32(unsafe.Sizeof(icc)) + icc.dwICC = _ICC_PROGRESS_CLASS + r1, _, err := _initCommonControlsEx.Call(uintptr(unsafe.Pointer(&icc))) + if r1 == _FALSE { // failure + // TODO does it set GetLastError()? + return fmt.Errorf("error initializing Common Controls (comctl32.dll): %v", err) + } + return nil +} + +// Common Controls class names. +const ( + _PROGRESS_CLASS = "msctls_progress32" +) + +// Shared Common Controls styles. +const ( + _WM_USER = 0x0400 + _CCM_FIRST = 0x2000 + _CCM_SETBKCOLOR = (_CCM_FIRST + 1) +) + +// TODO move _WM_USER here? + +// Progress Bar styles. +const ( + _PBS_SMOOTH = 0x01 + _PBS_VERTICAL = 0x04 +) + +// Progress Bar messages. +const ( + _PBM_SETRANGE = (_WM_USER + 1) + _PBM_SETPOS = (_WM_USER + 2) + _PBM_DELTAPOS = (_WM_USER + 3) + _PBM_SETSTEP = (_WM_USER + 4) + _PBM_STEPIT = (_WM_USER + 5) + _PBM_SETRANGE32 = (_WM_USER + 6) + _PBM_GETRANGE = (_WM_USER + 7) + _PBM_GETPOS = (_WM_USER + 8) + _PBM_SETBARCOLOR = (_WM_USER + 9) + _PBM_SETBKCOLOR = _CCM_SETBKCOLOR +) diff --git a/common_windows.go b/common_windows.go index 029bef3..cb6d2a3 100644 --- a/common_windows.go +++ b/common_windows.go @@ -10,6 +10,7 @@ var ( user32 = syscall.NewLazyDLL("user32.dll") kernel32 = syscall.NewLazyDLL("kernel32.dll") gdi32 = syscall.NewLazyDLL("gdi32.dll") + comctl32 = syscall.NewLazyDLL("comctl32.dll") ) type _HANDLE uintptr diff --git a/init_windows.go b/init_windows.go index eaf4816..fdd28bb 100644 --- a/init_windows.go +++ b/init_windows.go @@ -70,6 +70,10 @@ func doWindowsInit() (err error) { if err != nil { return fmt.Errorf("error getting standard window fonts: %v", err) } + err = initCommonControls() + if err != nil { + return fmt.Errorf("error initializing Common Controls (comctl32.dll): %v", err) + } // TODO others return nil // all ready to go } diff --git a/sysdata_windows.go b/sysdata_windows.go index cd5d8c8..81a2d11 100644 --- a/sysdata_windows.go +++ b/sysdata_windows.go @@ -93,7 +93,7 @@ var classTypes = [nctypes]*classData{ addSpaceErr: _LB_ERRSPACE, }, c_progressbar: &classData{ - name: XXXXX, + name: _PROGRESS_CLASS, style: _PBS_SMOOTH | controlstyle, xstyle: 0 | controlxstyle, }, |