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