diff options
Diffstat (limited to 'redo/label_windows.go')
| -rw-r--r-- | redo/label_windows.go | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/redo/label_windows.go b/redo/label_windows.go new file mode 100644 index 0000000..e6b3e7f --- /dev/null +++ b/redo/label_windows.go @@ -0,0 +1,68 @@ +// 15 july 2014 + +package ui + +// #include "winapi_windows.h" +import "C" + +type label struct { + *controlbase + standalone bool + supercommitResize func(c *allocation, d *sizing) +} + +var labelclass = toUTF16("STATIC") + +func finishNewLabel(text string, standalone bool) *label { + c := newControl(labelclass, + // SS_NOPREFIX avoids accelerator translation; SS_LEFTNOWORDWRAP clips text past the end + // controls are vertically aligned to the top by default (thanks Xeek in irc.freenode.net/#winapi) + C.SS_NOPREFIX | C.SS_LEFTNOWORDWRAP, + 0) + c.setText(text) + C.controlSetControlFont(c.hwnd) + l := &label{ + controlbase: c, + standalone: standalone, + } + l.fpreferredSize = l.labelpreferredSize + l.supercommitResize = l.fcommitResize + l.fcommitResize = l.labelcommitResize + return l +} + +func newLabel(text string) Label { + return finishNewLabel(text, false) +} + +func newStandaloneLabel(text string) Label { + return finishNewLabel(text, true) +} + +func (l *label) Text() string { + return l.text() +} + +func (l *label) SetText(text string) { + l.setText(text) +} + +const ( + // via http://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing + labelHeight = 8 + labelYOffset = 3 + // TODO the label is offset slightly by default... +) + +func (l *label) labelpreferredSize(d *sizing) (width, height int) { + return int(l.textlen), fromdlgunitsY(labelHeight, d) +} + +func (l *label) labelcommitResize(c *allocation, d *sizing) { + if !l.standalone { + yoff := fromdlgunitsY(labelYOffset, d) + c.y += yoff + c.height -= yoff + } + l.supercommitResize(c, d) +} |
