diff options
| -rw-r--r-- | comboboxes.go | 1 | ||||
| -rw-r--r-- | edits.go | 94 | ||||
| -rw-r--r-- | main.go | 37 |
3 files changed, 123 insertions, 9 deletions
diff --git a/comboboxes.go b/comboboxes.go index 77b7046..ac2a715 100644 --- a/comboboxes.go +++ b/comboboxes.go @@ -67,6 +67,7 @@ const ( ) // Combobox WM_COMMAND notificaitons. +// TODO filter out notifications not provided in windows 2000 const ( // from winuser.h CBN_ERRSPACE = (-1) // TODO this will blow up the Go compiler if it's used diff --git a/edits.go b/edits.go new file mode 100644 index 0000000..5aaeeac --- /dev/null +++ b/edits.go @@ -0,0 +1,94 @@ +// 10 february 2014 +package main + +import ( +// "syscall" +// "unsafe" +) + +// Edit control styles. +const ( + // from winuser.h + ES_LEFT = 0x0000 + ES_CENTER = 0x0001 + ES_RIGHT = 0x0002 + ES_MULTILINE = 0x0004 + ES_UPPERCASE = 0x0008 + ES_LOWERCASE = 0x0010 + ES_PASSWORD = 0x0020 + ES_AUTOVSCROLL = 0x0040 + ES_AUTOHSCROLL = 0x0080 + ES_NOHIDESEL = 0x0100 + ES_OEMCONVERT = 0x0400 + ES_READONLY = 0x0800 + ES_WANTRETURN = 0x1000 + ES_NUMBER = 0x2000 +) + +// Edit control messages. +// TODO filter out messages not provided in windows 2000 +const ( + // from winuser.h + EM_GETSEL = 0x00B0 + EM_SETSEL = 0x00B1 + EM_GETRECT = 0x00B2 + EM_SETRECT = 0x00B3 + EM_SETRECTNP = 0x00B4 + EM_SCROLL = 0x00B5 + EM_LINESCROLL = 0x00B6 + EM_SCROLLCARET = 0x00B7 + EM_GETMODIFY = 0x00B8 + EM_SETMODIFY = 0x00B9 + EM_GETLINECOUNT = 0x00BA + EM_LINEINDEX = 0x00BB + EM_SETHANDLE = 0x00BC + EM_GETHANDLE = 0x00BD + EM_GETTHUMB = 0x00BE + EM_LINELENGTH = 0x00C1 + EM_REPLACESEL = 0x00C2 + EM_GETLINE = 0x00C4 + EM_LIMITTEXT = 0x00C5 + EM_CANUNDO = 0x00C6 + EM_UNDO = 0x00C7 + EM_FMTLINES = 0x00C8 + EM_LINEFROMCHAR = 0x00C9 + EM_SETTABSTOPS = 0x00CB + EM_SETPASSWORDCHAR = 0x00CC + EM_EMPTYUNDOBUFFER = 0x00CD + EM_GETFIRSTVISIBLELINE = 0x00CE + EM_SETREADONLY = 0x00CF + EM_SETWORDBREAKPROC = 0x00D0 + EM_GETWORDBREAKPROC = 0x00D1 + EM_GETPASSWORDCHAR = 0x00D2 + EM_SETMARGINS = 0x00D3 + EM_GETMARGINS = 0x00D4 + EM_SETLIMITTEXT = EM_LIMITTEXT // [;win40 Name change] + EM_GETLIMITTEXT = 0x00D5 + EM_POSFROMCHAR = 0x00D6 + EM_CHARFROMPOS = 0x00D7 + EM_SETIMESTATUS = 0x00D8 + EM_GETIMESTATUS = 0x00D9 +) + +// Edit control WM_COMMAND notifications. +// TODO filter out notifications not provided in windows 2000 +const ( + // from winuser.h + EN_SETFOCUS = 0x0100 + EN_KILLFOCUS = 0x0200 + EN_CHANGE = 0x0300 + EN_UPDATE = 0x0400 + EN_ERRSPACE = 0x0500 + EN_MAXTEXT = 0x0501 + EN_HSCROLL = 0x0601 + EN_VSCROLL = 0x0602 + EN_ALIGN_LTR_EC = 0x0700 + EN_ALIGN_RTL_EC = 0x0701 + EC_LEFTMARGIN = 0x0001 + EC_RIGHTMARGIN = 0x0002 + EC_USEFONTINFO = 0xFFFF + EMSIS_COMPOSITIONSTRING = 0x0001 + EIMES_GETCOMPSTRATONCE = 0x0001 + EIMES_CANCELCOMPSTRINFOCUS = 0x0002 + EIMES_COMPLETECOMPSTRKILLFOCUS = 0x0004 +) @@ -20,12 +20,13 @@ func fatalf(format string, args ...interface{}) { } const ( - IDC_BUTTON = 100 - IDC_VARCOMBO = 101 - IDC_FIXCOMBO = 102 + IDC_BUTTON = 100 + iota + IDC_VARCOMBO + IDC_FIXCOMBO + IDC_EDIT ) -var varCombo, fixCombo HWND +var varCombo, fixCombo, edit HWND func wndProc(hwnd HWND, msg uint32, wParam WPARAM, lParam LPARAM) LRESULT { switch msg { @@ -54,12 +55,18 @@ func wndProc(hwnd HWND, msg uint32, wParam WPARAM, lParam LPARAM) LRESULT { } // TODO get text from index + editText, err := getText(edit) + if err != nil { + fatalf("error getting edit field text: %v", err) + } + MessageBox(hwnd, fmt.Sprintf("button state: %s\n" + "variable combo box text: %s\n" + "fixed combo box text with WM_GETTEXT: %s\n" + - "fixed combo box current index: %d\n", - buttonclick, varText, fixTextWM, fixTextIndex), + "fixed combo box current index: %d\n" + + "edit field text: %s\n", + buttonclick, varText, fixTextWM, fixTextIndex, editText), "note", MB_OK) } @@ -129,10 +136,12 @@ func main() { fatalf("error creating window: %v", err) } + const controlStyle = WS_CHILD | WS_VISIBLE | WS_TABSTOP + _, err = CreateWindowEx( 0, "BUTTON", "Click Me", - BS_PUSHBUTTON | WS_CHILD | WS_VISIBLE | WS_TABSTOP, + BS_PUSHBUTTON | controlStyle, 20, 20, 100, 20, hwnd, HMENU(IDC_BUTTON), hInstance, NULL) if err != nil { @@ -142,7 +151,7 @@ func main() { varCombo, err = CreateWindowEx( 0, "COMBOBOX", "", - CBS_DROPDOWN | CBS_AUTOHSCROLL | WS_CHILD | WS_VISIBLE | WS_TABSTOP, + CBS_DROPDOWN | CBS_AUTOHSCROLL | controlStyle, 140, 20, 100, 20, hwnd, HMENU(IDC_VARCOMBO), hInstance, NULL) if err != nil { @@ -160,7 +169,7 @@ func main() { fixCombo, err = CreateWindowEx( 0, "COMBOBOX", "", - CBS_DROPDOWNLIST | WS_CHILD | WS_VISIBLE | WS_TABSTOP, + CBS_DROPDOWNLIST | controlStyle, 140, 50, 100, 20, hwnd, HMENU(IDC_FIXCOMBO), hInstance, NULL) if err != nil { @@ -175,6 +184,16 @@ func main() { } } + edit, err = CreateWindowEx( + 0, + "EDIT", "", + ES_AUTOHSCROLL | ES_NOHIDESEL | WS_BORDER | controlStyle, + 20, 50, 100, 20, + hwnd, HMENU(IDC_EDIT), hInstance, NULL) + if err != nil { + fatalf("error creating edit field: %v", err) + } + _, err = ShowWindow(hwnd, nCmdShow) if err != nil { fatalf("error showing window: %v", err) |