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// +build !windows,!darwin,!plan9
// TODO is there a way to simplify the above? :/
// 16 february 2014
package ui
import (
"unsafe"
)
// #cgo pkg-config: gtk+-3.0
// #include <stdlib.h>
// #include "gtk_unix.h"
import "C"
type (
gtkWidget C.GtkWidget
)
func gtk_init() bool {
// TODO allow GTK+ standard command-line argument processing
return fromgbool(C.gtk_init_check((*C.int)(nil), (***C.char)(nil)))
}
func gtk_main() {
C.gtk_main()
}
func gtk_main_quit() {
C.gtk_main_quit()
}
func gtk_window_new() *gtkWidget {
// 0 == GTK_WINDOW_TOPLEVEL (the only other type, _POPUP, should not be used)
return fromgtkwidget(C.gtk_window_new(0))
}
// TODO ensure this works if called on an individual control
func gtk_widget_show(widget *gtkWidget) {
C.gtk_widget_show_all(togtkwidget(widget))
}
func gtk_widget_hide(widget *gtkWidget) {
C.gtk_widget_hide(togtkwidget(widget))
}
func gtk_window_set_title(window *gtkWidget, title string) {
ctitle := C.CString(title)
defer C.free(unsafe.Pointer(ctitle))
C.gtk_window_set_title(togtkwindow(window), togchar(ctitle))
}
func gtk_window_get_title(window *gtkWidget) string {
return C.GoString(fromgchar(C.gtk_window_get_title(togtkwindow(window))))
}
func gtk_window_resize(window *gtkWidget, width int, height int) {
C.gtk_window_resize(togtkwindow(window), C.gint(width), C.gint(height))
}
func gtk_window_get_size(window *gtkWidget) (int, int) {
var width, height C.gint
C.gtk_window_get_size(togtkwindow(window), &width, &height)
return int(width), int(height)
}
// this should allow us to resize the window arbitrarily
// thanks to Company in irc.gimp.net/#gtk+
func gtkNewWindowLayout() *gtkWidget {
layout := C.gtk_layout_new(nil, nil)
scrollarea := C.gtk_scrolled_window_new((*C.GtkAdjustment)(nil), (*C.GtkAdjustment)(nil))
C.gtk_container_add((*C.GtkContainer)(unsafe.Pointer(scrollarea)), layout)
// never show scrollbars; we're just doing this to allow arbitrary resizes
C.gtk_scrolled_window_set_policy((*C.GtkScrolledWindow)(unsafe.Pointer(scrollarea)),
C.GTK_POLICY_NEVER, C.GTK_POLICY_NEVER)
return fromgtkwidget(scrollarea)
}
func gtk_container_add(container *gtkWidget, widget *gtkWidget) {
C.gtk_container_add(togtkcontainer(container), togtkwidget(widget))
}
func gtkAddWidgetToLayout(container *gtkWidget, widget *gtkWidget) {
layout := C.gtk_bin_get_child((*C.GtkBin)(unsafe.Pointer(container)))
C.gtk_container_add((*C.GtkContainer)(unsafe.Pointer(layout)), togtkwidget(widget))
}
func gtkMoveWidgetInLayout(container *gtkWidget, widget *gtkWidget, x int, y int) {
layout := C.gtk_bin_get_child((*C.GtkBin)(unsafe.Pointer(container)))
C.gtk_layout_move((*C.GtkLayout)(unsafe.Pointer(layout)), togtkwidget(widget),
C.gint(x), C.gint(y))
}
func gtk_widget_set_size_request(widget *gtkWidget, width int, height int) {
C.gtk_widget_set_size_request(togtkwidget(widget), C.gint(width), C.gint(height))
}
func gtk_button_new() *gtkWidget {
return fromgtkwidget(C.gtk_button_new())
}
func gtk_button_set_label(button *gtkWidget, label string) {
clabel := C.CString(label)
defer C.free(unsafe.Pointer(clabel))
C.gtk_button_set_label(togtkbutton(button), togchar(clabel))
}
func gtk_button_get_label(button *gtkWidget) string {
return C.GoString(fromgchar(C.gtk_button_get_label(togtkbutton(button))))
}
func gtk_check_button_new() *gtkWidget {
return fromgtkwidget(C.gtk_check_button_new())
}
func gtk_toggle_button_get_active(widget *gtkWidget) bool {
return fromgbool(C.gtk_toggle_button_get_active(togtktogglebutton(widget)))
}
func gtk_combo_box_text_new() *gtkWidget {
return fromgtkwidget(C.gtk_combo_box_text_new())
}
func gtk_combo_box_text_new_with_entry() *gtkWidget {
return fromgtkwidget(C.gtk_combo_box_text_new_with_entry())
}
func gtk_combo_box_text_get_active_text(widget *gtkWidget) string {
return C.GoString(fromgchar(C.gtk_combo_box_text_get_active_text(togtkcombobox(widget))))
}
func gtk_combo_box_text_append_text(widget *gtkWidget, text string) {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
C.gtk_combo_box_text_append_text(togtkcombobox(widget), togchar(ctext))
}
func gtk_combo_box_text_insert_text(widget *gtkWidget, index int, text string) {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
C.gtk_combo_box_text_insert_text(togtkcombobox(widget), C.gint(index), togchar(ctext))
}
func gtk_combo_box_get_active(widget *gtkWidget) int {
cb := (*C.GtkComboBox)(unsafe.Pointer(widget))
return int(C.gtk_combo_box_get_active(cb))
}
func gtk_combo_box_text_remove(widget *gtkWidget, index int) {
C.gtk_combo_box_text_remove(togtkcombobox(widget), C.gint(index))
}
func gtkComboBoxLen(widget *gtkWidget) int {
cb := (*C.GtkComboBox)(unsafe.Pointer(widget))
model := C.gtk_combo_box_get_model(cb)
// this is the same as with a Listbox so
return gtkTreeModelListLen(model)
}
func gtk_entry_new() *gtkWidget {
return fromgtkwidget(C.gtk_entry_new())
}
func gtkPasswordEntryNew() *gtkWidget {
e := gtk_entry_new()
C.gtk_entry_set_visibility(togtkentry(e), C.FALSE)
return e
}
func gtk_entry_set_text(widget *gtkWidget, text string) {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
C.gtk_entry_set_text(togtkentry(widget), togchar(ctext))
}
func gtk_entry_get_text(widget *gtkWidget) string {
return C.GoString(fromgchar(C.gtk_entry_get_text(togtkentry(widget))))
}
var _emptystring = [1]C.gchar{0}
var emptystring = &_emptystring[0]
func gtk_label_new() *gtkWidget {
return fromgtkwidget(C.gtk_label_new(emptystring))
// TODO left-justify?
}
func gtk_label_set_text(widget *gtkWidget, text string) {
ctext := C.CString(text)
defer C.free(unsafe.Pointer(ctext))
C.gtk_label_set_text(togtklabel(widget), togchar(ctext))
}
func gtk_label_get_text(widget *gtkWidget) string {
return C.GoString(fromgchar(C.gtk_label_get_text(togtklabel(widget))))
}
func gtk_widget_get_preferred_size(w *gtkWidget) (minWidth int, minHeight int, natWidth int, natHeight int) {
var minimum, natural C.GtkRequisition
C.gtk_widget_get_preferred_size(togtkwidget(w), &minimum, &natural)
return int(minimum.width), int(minimum.height),
int(natural.width), int(natural.height)
}
func gtk_progress_bar_new() *gtkWidget {
return fromgtkwidget(C.gtk_progress_bar_new())
}
func gtk_progress_bar_set_fraction(w *gtkWidget, percent int) {
p := C.gdouble(percent) / 100
C.gtk_progress_bar_set_fraction(togtkprogressbar(w), p)
}
func gtk_progress_bar_pulse(w *gtkWidget) {
C.gtk_progress_bar_pulse(togtkprogressbar(w))
}
func gtk_widget_queue_draw(widget *gtkWidget) {
C.gtk_widget_queue_draw(togtkwidget(widget))
}
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