Added LineEdit.

controls_windows.go

@@ -200,94 +200,94 @@ const (
 	_CBN_SELENDCANCEL = 10
 )
 
-/*
 // Edit control styles.
 const (
 	// from winuser.h
-	ES_LEFT = 0x0000
+	_ES_LEFT = 0x0000
-	ES_CENTER = 0x0001
+	_ES_CENTER = 0x0001
-	ES_RIGHT = 0x0002
+	_ES_RIGHT = 0x0002
-	ES_MULTILINE = 0x0004
+	_ES_MULTILINE = 0x0004
-	ES_UPPERCASE = 0x0008
+	_ES_UPPERCASE = 0x0008
-	ES_LOWERCASE = 0x0010
+	_ES_LOWERCASE = 0x0010
-	ES_PASSWORD = 0x0020
+	_ES_PASSWORD = 0x0020
-	ES_AUTOVSCROLL = 0x0040
+	_ES_AUTOVSCROLL = 0x0040
-	ES_AUTOHSCROLL = 0x0080
+	_ES_AUTOHSCROLL = 0x0080
-	ES_NOHIDESEL = 0x0100
+	_ES_NOHIDESEL = 0x0100
-	ES_OEMCONVERT = 0x0400
+	_ES_OEMCONVERT = 0x0400
-	ES_READONLY = 0x0800
+	_ES_READONLY = 0x0800
-	ES_WANTRETURN = 0x1000
+	_ES_WANTRETURN = 0x1000
-	ES_NUMBER = 0x2000
+	_ES_NUMBER = 0x2000
 )
 
 // Edit control messages.
 // TODO filter out messages not provided in windows 2000
 const (
 	// from winuser.h
-	EM_GETSEL = 0x00B0
+	_EM_GETSEL = 0x00B0
-	EM_SETSEL = 0x00B1
+	_EM_SETSEL = 0x00B1
-	EM_GETRECT = 0x00B2
+	_EM_GETRECT = 0x00B2
-	EM_SETRECT = 0x00B3
+	_EM_SETRECT = 0x00B3
-	EM_SETRECTNP = 0x00B4
+	_EM_SETRECTNP = 0x00B4
-	EM_SCROLL = 0x00B5
+	_EM_SCROLL = 0x00B5
-	EM_LINESCROLL = 0x00B6
+	_EM_LINESCROLL = 0x00B6
-	EM_SCROLLCARET = 0x00B7
+	_EM_SCROLLCARET = 0x00B7
-	EM_GETMODIFY = 0x00B8
+	_EM_GETMODIFY = 0x00B8
-	EM_SETMODIFY = 0x00B9
+	_EM_SETMODIFY = 0x00B9
-	EM_GETLINECOUNT = 0x00BA
+	_EM_GETLINECOUNT = 0x00BA
-	EM_LINEINDEX = 0x00BB
+	_EM_LINEINDEX = 0x00BB
-	EM_SETHANDLE = 0x00BC
+	_EM_SETHANDLE = 0x00BC
-	EM_GETHANDLE = 0x00BD
+	_EM_GETHANDLE = 0x00BD
-	EM_GETTHUMB = 0x00BE
+	_EM_GETTHUMB = 0x00BE
-	EM_LINELENGTH = 0x00C1
+	_EM_LINELENGTH = 0x00C1
-	EM_REPLACESEL = 0x00C2
+	_EM_REPLACESEL = 0x00C2
-	EM_GETLINE = 0x00C4
+	_EM_GETLINE = 0x00C4
-	EM_LIMITTEXT = 0x00C5
+	_EM_LIMITTEXT = 0x00C5
-	EM_CANUNDO = 0x00C6
+	_EM_CANUNDO = 0x00C6
-	EM_UNDO = 0x00C7
+	_EM_UNDO = 0x00C7
-	EM_FMTLINES = 0x00C8
+	_EM_FMTLINES = 0x00C8
-	EM_LINEFROMCHAR = 0x00C9
+	_EM_LINEFROMCHAR = 0x00C9
-	EM_SETTABSTOPS = 0x00CB
+	_EM_SETTABSTOPS = 0x00CB
-	EM_SETPASSWORDCHAR = 0x00CC
+	_EM_SETPASSWORDCHAR = 0x00CC
-	EM_EMPTYUNDOBUFFER = 0x00CD
+	_EM_EMPTYUNDOBUFFER = 0x00CD
-	EM_GETFIRSTVISIBLELINE = 0x00CE
+	_EM_GETFIRSTVISIBLELINE = 0x00CE
-	EM_SETREADONLY = 0x00CF
+	_EM_SETREADONLY = 0x00CF
-	EM_SETWORDBREAKPROC = 0x00D0
+	_EM_SETWORDBREAKPROC = 0x00D0
-	EM_GETWORDBREAKPROC = 0x00D1
+	_EM_GETWORDBREAKPROC = 0x00D1
-	EM_GETPASSWORDCHAR = 0x00D2
+	_EM_GETPASSWORDCHAR = 0x00D2
-	EM_SETMARGINS = 0x00D3
+	_EM_SETMARGINS = 0x00D3
-	EM_GETMARGINS = 0x00D4
+	_EM_GETMARGINS = 0x00D4
-	EM_SETLIMITTEXT = EM_LIMITTEXT		// [;win40 Name change]
+	_EM_SETLIMITTEXT = _EM_LIMITTEXT		// [;win40 Name change]
-	EM_GETLIMITTEXT = 0x00D5
+	_EM_GETLIMITTEXT = 0x00D5
-	EM_POSFROMCHAR = 0x00D6
+	_EM_POSFROMCHAR = 0x00D6
-	EM_CHARFROMPOS = 0x00D7
+	_EM_CHARFROMPOS = 0x00D7
-	EM_SETIMESTATUS = 0x00D8
+	_EM_SETIMESTATUS = 0x00D8
-	EM_GETIMESTATUS = 0x00D9
+	_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_SETFOCUS = 0x0100
-	EN_KILLFOCUS = 0x0200
+	_EN_KILLFOCUS = 0x0200
-	EN_CHANGE = 0x0300
+	_EN_CHANGE = 0x0300
-	EN_UPDATE = 0x0400
+	_EN_UPDATE = 0x0400
-	EN_ERRSPACE = 0x0500
+	_EN_ERRSPACE = 0x0500
-	EN_MAXTEXT = 0x0501
+	_EN_MAXTEXT = 0x0501
-	EN_HSCROLL = 0x0601
+	_EN_HSCROLL = 0x0601
-	EN_VSCROLL = 0x0602
+	_EN_VSCROLL = 0x0602
-	EN_ALIGN_LTR_EC = 0x0700
+	_EN_ALIGN_LTR_EC = 0x0700
-	EN_ALIGN_RTL_EC = 0x0701
+	_EN_ALIGN_RTL_EC = 0x0701
-	EC_LEFTMARGIN = 0x0001
+	_EC_LEFTMARGIN = 0x0001
-	EC_RIGHTMARGIN = 0x0002
+	_EC_RIGHTMARGIN = 0x0002
-	EC_USEFONTINFO = 0xFFFF
+	_EC_USEFONTINFO = 0xFFFF
-	EMSIS_COMPOSITIONSTRING = 0x0001
+	_EMSIS_COMPOSITIONSTRING = 0x0001
-	EIMES_GETCOMPSTRATONCE = 0x0001
+	_EIMES_GETCOMPSTRATONCE = 0x0001
-	EIMES_CANCELCOMPSTRINFOCUS = 0x0002
+	_EIMES_CANCELCOMPSTRINFOCUS = 0x0002
-	EIMES_COMPLETECOMPSTRKILLFOCUS = 0x0004
+	_EIMES_COMPLETECOMPSTRKILLFOCUS = 0x0004
 )
 
+/*
 // Listbox styles.
 const (
 	// from winuser.h

lineedit.go

@@ -0,0 +1,58 @@
+// 14 february 2014
+//package ui
+package main
+
+import (
+	"sync"
+)
+
+// A LineEdit is a control which allows you to enter a single line of text.
+type LineEdit struct {
+	// TODO Typing event
+
+	lock		sync.Mutex
+	created	bool
+	sysData	*sysData
+	initText	string
+}
+
+// NewLineEdit makes a new LineEdit with the specified text.
+func NewLineEdit(text string) *LineEdit {
+	return &LineEdit{
+		sysData:	mksysdata(c_lineedit),
+		initText:	text,
+	}
+}
+
+// TODO SetText
+
+// Text returns the LineEdit's text.
+func (l *LineEdit) Text() (string, error) {
+	l.lock.Lock()
+	defer l.lock.Unlock()
+
+	if l.created {
+		return l.sysData.text()
+	}
+	return l.initText, nil
+}
+
+// TODO adorn errors with what failed
+func (l *LineEdit) make(window *sysData) error {
+	l.lock.Lock()
+	defer l.lock.Unlock()
+
+	err := l.sysData.make(l.initText, 300, 300, window)
+	if err != nil {
+		return err
+	}
+	l.created = true
+	return nil
+}
+
+func (l *LineEdit) setRect(x int, y int, width int, height int) error {
+	l.lock.Lock()
+	defer l.lock.Unlock()
+
+	return l.sysData.setRect(x, y, width, height)
+}

main.go

@@ -12,7 +12,8 @@ func main() {
 	c := NewCheckbox("Check Me")
 	cb1 := NewCombobox(true, "You can edit me!", "Yes you can!", "Yes you will!")
 	cb2 := NewCombobox(false, "You can't edit me!", "No you can't!", "No you won't!")
-	s := NewStack(Vertical, b, c, cb1, cb2)
+	e := NewLineEdit("Enter text here too")
+	s := NewStack(Vertical, b, c, cb1, cb2, e)
 	err := w.Open(s)
 	if err != nil {
 		panic(err)
@@ -32,7 +33,11 @@ mainloop:
 			if err != nil {
 				panic(err)
 			}
-			err = w.SetTitle(fmt.Sprintf("%v | %s | %s", c.Checked(), cs1, cs2))
+			et, err := e.Text()
+			if err != nil {
+				panic(err)
+			}
+			err = w.SetTitle(fmt.Sprintf("%v | %s | %s | %s", c.Checked(), cs1, cs2, et))
 			if err != nil {
 				panic(err)
 			}

sysdata.go

@@ -43,6 +43,7 @@ const (
 	c_button
 	c_checkbox
 	c_combobox
+	c_lineedit
 	nctypes
 )
 

sysdata_windows.go

@@ -56,6 +56,11 @@ var classTypes = [nctypes]*classData{
 		insertAfterMsg:		_CB_INSERTSTRING,
 		deleteMsg:		_CB_DELETESTRING,
 	},
+	c_lineedit:	&classData{
+		name:			"EDIT",
+		style:			_ES_AUTOHSCROLL | _WS_BORDER | controlstyle,
+		xstyle:			0 | controlxstyle,
+	},
 }
 
 func (s *sysData) addChild(child *sysData) _HMENU {

todo.md

@@ -6,6 +6,8 @@ so I don't forget:
 - determine if a selection in a non-editable combobox has been made
 - see if we really need to track errors on Combobox.Selection()
 	- in fact, see if we really need to track errors on a lot of things...
+- password entry fields, character-limited entry fields, numeric entry fields, multiline entry fields
+	- possible rename of LineEdit?
 
 super ultra important things:
 - the windows build appears to be unstable: