78 lines
1.8 KiB
Go
78 lines
1.8 KiB
Go
// 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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// ProgressBar is a Control that represents a horizontal bar that
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// is filled in progressively over time as a process completes.
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type ProgressBar struct {
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c *C.uiControl
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p *C.uiProgressBar
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}
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// NewProgressBar creates a new ProgressBar.
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func NewProgressBar() *ProgressBar {
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p := new(ProgressBar)
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p.p = C.uiNewProgressBar()
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p.c = (*C.uiControl)(unsafe.Pointer(p.p))
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return p
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}
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// Destroy destroys the ProgressBar.
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func (p *ProgressBar) Destroy() {
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C.uiControlDestroy(p.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 (p *ProgressBar) LibuiControl() uintptr {
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return uintptr(unsafe.Pointer(p.c))
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}
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// Handle returns the OS-level handle associated with this ProgressBar.
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// On Windows this is an HWND of a standard Windows API
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// PROGRESS_CLASS class (as provided by Common Controls
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// version 6).
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// On GTK+ this is a pointer to a GtkProgressBar.
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// On OS X this is a pointer to a NSProgressIndicator.
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func (p *ProgressBar) Handle() uintptr {
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return uintptr(C.uiControlHandle(p.c))
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}
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// Show shows the ProgressBar.
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func (p *ProgressBar) Show() {
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C.uiControlShow(p.c)
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}
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// Hide hides the ProgressBar.
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func (p *ProgressBar) Hide() {
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C.uiControlHide(p.c)
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}
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// Enable enables the ProgressBar.
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func (p *ProgressBar) Enable() {
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C.uiControlEnable(p.c)
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}
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// Disable disables the ProgressBar.
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func (p *ProgressBar) Disable() {
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C.uiControlDisable(p.c)
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}
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// TODO Value
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// SetValue sets the ProgressBar's currently displayed percentage
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// to value. value must be between 0 and 100 inclusive.
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func (p *ProgressBar) SetValue(value int) {
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C.uiProgressBarSetValue(p.p, C.int(value))
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}
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