86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
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// 12 december 2015
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package ui
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import (
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"unsafe"
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)
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// #include "ui.h"
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import "C"
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// Label is a Control that represents a line of text that cannot be
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// interacted with. TODO rest of documentation.
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type Label struct {
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c *C.uiControl
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l *C.uiLabel
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}
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// NewLabel creates a new Label with the given text.
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func NewLabel(text string) *Label {
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l := new(Label)
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ctext := C.CString(text)
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l.l = C.uiNewLabel(ctext)
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l.c = (*C.uiControl)(unsafe.Pointer(l.l))
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freestr(ctext)
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return l
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}
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// Destroy destroys the Label.
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func (l *Label) Destroy() {
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C.uiControlDestroy(l.c)
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}
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// LibuiControl returns the libui uiControl pointer that backs
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// the Window. This is only used by package ui itself and should
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// not be called by programs.
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func (l *Label) LibuiControl() uintptr {
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return uintptr(unsafe.Pointer(l.c))
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}
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// Handle returns the OS-level handle associated with this Label.
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// On Windows this is an HWND of a standard Windows API STATIC
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// class (as provided by Common Controls version 6).
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// On GTK+ this is a pointer to a GtkLabel.
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// On OS X this is a pointer to a NSTextField.
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func (l *Label) Handle() uintptr {
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return uintptr(C.uiControlHandle(l.c))
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}
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// Show shows the Label.
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func (l *Label) Show() {
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C.uiControlShow(l.c)
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}
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// Hide hides the Label.
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func (l *Label) Hide() {
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C.uiControlHide(l.c)
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}
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// Enable enables the Label.
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func (l *Label) Enable() {
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C.uiControlEnable(l.c)
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}
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// Disable disables the Label.
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func (l *Label) Disable() {
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C.uiControlDisable(l.c)
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}
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// Text returns the Label's text.
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func (l *Label) Text() string {
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ctext := C.uiLabelText(l.l)
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text := C.GoString(ctext)
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C.uiFreeText(ctext)
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return text
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}
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// SetText sets the Label's text to text.
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func (l *Label) SetText(text string) {
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ctext := C.CString(text)
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C.uiLabelSetText(l.l, ctext)
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freestr(ctext)
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}
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