138 lines
3.3 KiB
Go
138 lines
3.3 KiB
Go
// multiline entry
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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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// extern void doMultilineEntryOnChanged(uiMultilineEntry*, void *);
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// static inline void realuiMultilineEntryOnChanged(uiMultilineEntry *e)
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// {
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// uiMultilineEntryOnChanged(e, doMultilineEntryOnChanged, NULL);
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// }
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import "C"
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// no need to lock this; only the GUI thread can access it
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var mEntries = make(map[*C.uiMultilineEntry]*MultilineEntry)
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// MultilineEntry is a Control that represents a space that the user can
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// type multiple lines of text into.
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type MultilineEntry struct {
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c *C.uiControl
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e *C.uiMultilineEntry
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onChanged func(*MultilineEntry)
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}
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// NewMultilineEntry creates a new MultilineEntry.
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func NewMultilineEntry() *MultilineEntry {
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e := new(MultilineEntry)
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e.e = C.uiNewMultilineEntry()
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e.c = (*C.uiControl)(unsafe.Pointer(e.e))
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C.realuiMultilineEntryOnChanged(e.e)
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mEntries[e.e] = e
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return e
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}
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// NewMultilineNonWrappingEntry creates a new MultilineEntry.
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func NewMultilineNonWrappingEntry() *MultilineEntry {
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e := new(MultilineEntry)
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e.e = C.uiNewNonWrappingMultilineEntry()
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e.c = (*C.uiControl)(unsafe.Pointer(e.e))
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C.realuiMultilineEntryOnChanged(e.e)
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mEntries[e.e] = e
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return e
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}
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// Destroy destroys the MultilineEntry.
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func (e *MultilineEntry) Destroy() {
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delete(mEntries, e.e)
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C.uiControlDestroy(e.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 (e *MultilineEntry) LibuiControl() uintptr {
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return uintptr(unsafe.Pointer(e.c))
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}
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// Handle returns the OS-level handle associated with this MultilineEntry.
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func (e *MultilineEntry) Handle() uintptr {
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return uintptr(C.uiControlHandle(e.c))
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}
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// Show shows the MultilineEntry.
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func (e *MultilineEntry) Show() {
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C.uiControlShow(e.c)
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}
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// Hide hides the MultilineEntry.
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func (e *MultilineEntry) Hide() {
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C.uiControlHide(e.c)
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}
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// Enable enables the MultilineEntry.
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func (e *MultilineEntry) Enable() {
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C.uiControlEnable(e.c)
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}
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// Disable disables the MultilineEntry.
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func (e *MultilineEntry) Disable() {
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C.uiControlDisable(e.c)
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}
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// Text returns the MultilineEntry's text.
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func (e *MultilineEntry) Text() string {
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ctext := C.uiMultilineEntryText(e.e)
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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 MultilineEntry's text to text.
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func (e *MultilineEntry) SetText(text string) {
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ctext := C.CString(text)
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C.uiMultilineEntrySetText(e.e, ctext)
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freestr(ctext)
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}
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// Append text to the MultilineEntry's text.
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func (e *MultilineEntry) Append(text string) {
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ctext := C.CString(text)
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C.uiMultilineEntryAppend(e.e, ctext)
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freestr(ctext)
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}
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// OnChanged registers f to be run when the user makes a change to
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// the MultilineEntry. Only one function can be registered at a time.
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func (e *MultilineEntry) OnChanged(f func(*MultilineEntry)) {
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e.onChanged = f
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}
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//export doMultilineEntryOnChanged
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func doMultilineEntryOnChanged(ee *C.uiMultilineEntry, data unsafe.Pointer) {
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e := mEntries[ee]
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if e.onChanged != nil {
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e.onChanged(e)
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}
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}
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// ReadOnly returns whether the MultilineEntry can be changed.
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func (e *MultilineEntry) ReadOnly() bool {
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return tobool(C.uiMultilineEntryReadOnly(e.e))
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}
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// SetReadOnly sets whether the MultilineEntry can be changed.
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func (e *MultilineEntry) SetReadOnly(ro bool) {
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C.uiMultilineEntrySetReadOnly(e.e, frombool(ro))
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}
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