1use gdk;
6use glib::object::Cast;
7use glib::object::IsA;
8use glib::signal::connect_raw;
9use glib::signal::SignalHandlerId;
10use glib::translate::*;
11use glib::GString;
12use glib::StaticType;
13use glib::ToValue;
14use glib::Value;
15use glib_sys;
16use gobject_sys;
17use gtk_sys;
18use std::boxed::Box as Box_;
19use std::fmt;
20use std::mem::transmute;
21use Actionable;
22use Align;
23use Bin;
24use Buildable;
25use Button;
26use ColorChooser;
27use Container;
28use PositionType;
29use ReliefStyle;
30use ResizeMode;
31use Widget;
32
33glib_wrapper! {
34 pub struct ColorButton(Object<gtk_sys::GtkColorButton, gtk_sys::GtkColorButtonClass, ColorButtonClass>) @extends Button, Bin, Container, Widget, @implements Buildable, Actionable, ColorChooser;
35
36 match fn {
37 get_type => || gtk_sys::gtk_color_button_get_type(),
38 }
39}
40
41impl ColorButton {
42 pub fn new() -> ColorButton {
43 assert_initialized_main_thread!();
44 unsafe { Widget::from_glib_none(gtk_sys::gtk_color_button_new()).unsafe_cast() }
45 }
46
47 pub fn new_with_rgba(rgba: &gdk::RGBA) -> ColorButton {
48 assert_initialized_main_thread!();
49 unsafe {
50 Widget::from_glib_none(gtk_sys::gtk_color_button_new_with_rgba(
51 rgba.to_glib_none().0,
52 ))
53 .unsafe_cast()
54 }
55 }
56}
57
58impl Default for ColorButton {
59 fn default() -> Self {
60 Self::new()
61 }
62}
63
64pub struct ColorButtonBuilder {
65 alpha: Option<u32>,
66 rgba: Option<gdk::RGBA>,
67 #[cfg(any(feature = "v3_20", feature = "dox"))]
68 show_editor: Option<bool>,
69 title: Option<String>,
70 use_alpha: Option<bool>,
71 always_show_image: Option<bool>,
72 image: Option<Widget>,
73 image_position: Option<PositionType>,
74 label: Option<String>,
75 relief: Option<ReliefStyle>,
76 use_underline: Option<bool>,
77 border_width: Option<u32>,
78 child: Option<Widget>,
79 resize_mode: Option<ResizeMode>,
80 app_paintable: Option<bool>,
81 can_default: Option<bool>,
82 can_focus: Option<bool>,
83 events: Option<gdk::EventMask>,
84 expand: Option<bool>,
85 #[cfg(any(feature = "v3_20", feature = "dox"))]
86 focus_on_click: Option<bool>,
87 halign: Option<Align>,
88 has_default: Option<bool>,
89 has_focus: Option<bool>,
90 has_tooltip: Option<bool>,
91 height_request: Option<i32>,
92 hexpand: Option<bool>,
93 hexpand_set: Option<bool>,
94 is_focus: Option<bool>,
95 margin: Option<i32>,
96 margin_bottom: Option<i32>,
97 margin_end: Option<i32>,
98 margin_start: Option<i32>,
99 margin_top: Option<i32>,
100 name: Option<String>,
101 no_show_all: Option<bool>,
102 opacity: Option<f64>,
103 parent: Option<Container>,
104 receives_default: Option<bool>,
105 sensitive: Option<bool>,
106 tooltip_markup: Option<String>,
108 tooltip_text: Option<String>,
109 valign: Option<Align>,
110 vexpand: Option<bool>,
111 vexpand_set: Option<bool>,
112 visible: Option<bool>,
113 width_request: Option<i32>,
114}
115
116impl ColorButtonBuilder {
117 pub fn new() -> Self {
118 Self {
119 alpha: None,
120 rgba: None,
121 #[cfg(any(feature = "v3_20", feature = "dox"))]
122 show_editor: None,
123 title: None,
124 use_alpha: None,
125 always_show_image: None,
126 image: None,
127 image_position: None,
128 label: None,
129 relief: None,
130 use_underline: None,
131 border_width: None,
132 child: None,
133 resize_mode: None,
134 app_paintable: None,
135 can_default: None,
136 can_focus: None,
137 events: None,
138 expand: None,
139 #[cfg(any(feature = "v3_20", feature = "dox"))]
140 focus_on_click: None,
141 halign: None,
142 has_default: None,
143 has_focus: None,
144 has_tooltip: None,
145 height_request: None,
146 hexpand: None,
147 hexpand_set: None,
148 is_focus: None,
149 margin: None,
150 margin_bottom: None,
151 margin_end: None,
152 margin_start: None,
153 margin_top: None,
154 name: None,
155 no_show_all: None,
156 opacity: None,
157 parent: None,
158 receives_default: None,
159 sensitive: None,
160 tooltip_markup: None,
161 tooltip_text: None,
162 valign: None,
163 vexpand: None,
164 vexpand_set: None,
165 visible: None,
166 width_request: None,
167 }
168 }
169
170 pub fn build(self) -> ColorButton {
171 let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
172 if let Some(ref alpha) = self.alpha {
173 properties.push(("alpha", alpha));
174 }
175 if let Some(ref rgba) = self.rgba {
176 properties.push(("rgba", rgba));
177 }
178 #[cfg(any(feature = "v3_20", feature = "dox"))]
179 {
180 if let Some(ref show_editor) = self.show_editor {
181 properties.push(("show-editor", show_editor));
182 }
183 }
184 if let Some(ref title) = self.title {
185 properties.push(("title", title));
186 }
187 if let Some(ref use_alpha) = self.use_alpha {
188 properties.push(("use-alpha", use_alpha));
189 }
190 if let Some(ref always_show_image) = self.always_show_image {
191 properties.push(("always-show-image", always_show_image));
192 }
193 if let Some(ref image) = self.image {
194 properties.push(("image", image));
195 }
196 if let Some(ref image_position) = self.image_position {
197 properties.push(("image-position", image_position));
198 }
199 if let Some(ref label) = self.label {
200 properties.push(("label", label));
201 }
202 if let Some(ref relief) = self.relief {
203 properties.push(("relief", relief));
204 }
205 if let Some(ref use_underline) = self.use_underline {
206 properties.push(("use-underline", use_underline));
207 }
208 if let Some(ref border_width) = self.border_width {
209 properties.push(("border-width", border_width));
210 }
211 if let Some(ref child) = self.child {
212 properties.push(("child", child));
213 }
214 if let Some(ref resize_mode) = self.resize_mode {
215 properties.push(("resize-mode", resize_mode));
216 }
217 if let Some(ref app_paintable) = self.app_paintable {
218 properties.push(("app-paintable", app_paintable));
219 }
220 if let Some(ref can_default) = self.can_default {
221 properties.push(("can-default", can_default));
222 }
223 if let Some(ref can_focus) = self.can_focus {
224 properties.push(("can-focus", can_focus));
225 }
226 if let Some(ref events) = self.events {
227 properties.push(("events", events));
228 }
229 if let Some(ref expand) = self.expand {
230 properties.push(("expand", expand));
231 }
232 #[cfg(any(feature = "v3_20", feature = "dox"))]
233 {
234 if let Some(ref focus_on_click) = self.focus_on_click {
235 properties.push(("focus-on-click", focus_on_click));
236 }
237 }
238 if let Some(ref halign) = self.halign {
239 properties.push(("halign", halign));
240 }
241 if let Some(ref has_default) = self.has_default {
242 properties.push(("has-default", has_default));
243 }
244 if let Some(ref has_focus) = self.has_focus {
245 properties.push(("has-focus", has_focus));
246 }
247 if let Some(ref has_tooltip) = self.has_tooltip {
248 properties.push(("has-tooltip", has_tooltip));
249 }
250 if let Some(ref height_request) = self.height_request {
251 properties.push(("height-request", height_request));
252 }
253 if let Some(ref hexpand) = self.hexpand {
254 properties.push(("hexpand", hexpand));
255 }
256 if let Some(ref hexpand_set) = self.hexpand_set {
257 properties.push(("hexpand-set", hexpand_set));
258 }
259 if let Some(ref is_focus) = self.is_focus {
260 properties.push(("is-focus", is_focus));
261 }
262 if let Some(ref margin) = self.margin {
263 properties.push(("margin", margin));
264 }
265 if let Some(ref margin_bottom) = self.margin_bottom {
266 properties.push(("margin-bottom", margin_bottom));
267 }
268 if let Some(ref margin_end) = self.margin_end {
269 properties.push(("margin-end", margin_end));
270 }
271 if let Some(ref margin_start) = self.margin_start {
272 properties.push(("margin-start", margin_start));
273 }
274 if let Some(ref margin_top) = self.margin_top {
275 properties.push(("margin-top", margin_top));
276 }
277 if let Some(ref name) = self.name {
278 properties.push(("name", name));
279 }
280 if let Some(ref no_show_all) = self.no_show_all {
281 properties.push(("no-show-all", no_show_all));
282 }
283 if let Some(ref opacity) = self.opacity {
284 properties.push(("opacity", opacity));
285 }
286 if let Some(ref parent) = self.parent {
287 properties.push(("parent", parent));
288 }
289 if let Some(ref receives_default) = self.receives_default {
290 properties.push(("receives-default", receives_default));
291 }
292 if let Some(ref sensitive) = self.sensitive {
293 properties.push(("sensitive", sensitive));
294 }
295 if let Some(ref tooltip_markup) = self.tooltip_markup {
296 properties.push(("tooltip-markup", tooltip_markup));
297 }
298 if let Some(ref tooltip_text) = self.tooltip_text {
299 properties.push(("tooltip-text", tooltip_text));
300 }
301 if let Some(ref valign) = self.valign {
302 properties.push(("valign", valign));
303 }
304 if let Some(ref vexpand) = self.vexpand {
305 properties.push(("vexpand", vexpand));
306 }
307 if let Some(ref vexpand_set) = self.vexpand_set {
308 properties.push(("vexpand-set", vexpand_set));
309 }
310 if let Some(ref visible) = self.visible {
311 properties.push(("visible", visible));
312 }
313 if let Some(ref width_request) = self.width_request {
314 properties.push(("width-request", width_request));
315 }
316 glib::Object::new(ColorButton::static_type(), &properties)
317 .expect("object new")
318 .downcast()
319 .expect("downcast")
320 }
321
322 pub fn alpha(mut self, alpha: u32) -> Self {
323 self.alpha = Some(alpha);
324 self
325 }
326
327 pub fn rgba(mut self, rgba: &gdk::RGBA) -> Self {
328 self.rgba = Some(rgba.clone());
329 self
330 }
331
332 #[cfg(any(feature = "v3_20", feature = "dox"))]
333 pub fn show_editor(mut self, show_editor: bool) -> Self {
334 self.show_editor = Some(show_editor);
335 self
336 }
337
338 pub fn title(mut self, title: &str) -> Self {
339 self.title = Some(title.to_string());
340 self
341 }
342
343 pub fn use_alpha(mut self, use_alpha: bool) -> Self {
344 self.use_alpha = Some(use_alpha);
345 self
346 }
347
348 pub fn always_show_image(mut self, always_show_image: bool) -> Self {
349 self.always_show_image = Some(always_show_image);
350 self
351 }
352
353 pub fn image(mut self, image: &Widget) -> Self {
354 self.image = Some(image.clone());
355 self
356 }
357
358 pub fn image_position(mut self, image_position: PositionType) -> Self {
359 self.image_position = Some(image_position);
360 self
361 }
362
363 pub fn label(mut self, label: &str) -> Self {
364 self.label = Some(label.to_string());
365 self
366 }
367
368 pub fn relief(mut self, relief: ReliefStyle) -> Self {
369 self.relief = Some(relief);
370 self
371 }
372
373 pub fn use_underline(mut self, use_underline: bool) -> Self {
374 self.use_underline = Some(use_underline);
375 self
376 }
377
378 pub fn border_width(mut self, border_width: u32) -> Self {
379 self.border_width = Some(border_width);
380 self
381 }
382
383 pub fn child(mut self, child: &Widget) -> Self {
384 self.child = Some(child.clone());
385 self
386 }
387
388 pub fn resize_mode(mut self, resize_mode: ResizeMode) -> Self {
389 self.resize_mode = Some(resize_mode);
390 self
391 }
392
393 pub fn app_paintable(mut self, app_paintable: bool) -> Self {
394 self.app_paintable = Some(app_paintable);
395 self
396 }
397
398 pub fn can_default(mut self, can_default: bool) -> Self {
399 self.can_default = Some(can_default);
400 self
401 }
402
403 pub fn can_focus(mut self, can_focus: bool) -> Self {
404 self.can_focus = Some(can_focus);
405 self
406 }
407
408 pub fn events(mut self, events: gdk::EventMask) -> Self {
409 self.events = Some(events);
410 self
411 }
412
413 pub fn expand(mut self, expand: bool) -> Self {
414 self.expand = Some(expand);
415 self
416 }
417
418 #[cfg(any(feature = "v3_20", feature = "dox"))]
419 pub fn focus_on_click(mut self, focus_on_click: bool) -> Self {
420 self.focus_on_click = Some(focus_on_click);
421 self
422 }
423
424 pub fn halign(mut self, halign: Align) -> Self {
425 self.halign = Some(halign);
426 self
427 }
428
429 pub fn has_default(mut self, has_default: bool) -> Self {
430 self.has_default = Some(has_default);
431 self
432 }
433
434 pub fn has_focus(mut self, has_focus: bool) -> Self {
435 self.has_focus = Some(has_focus);
436 self
437 }
438
439 pub fn has_tooltip(mut self, has_tooltip: bool) -> Self {
440 self.has_tooltip = Some(has_tooltip);
441 self
442 }
443
444 pub fn height_request(mut self, height_request: i32) -> Self {
445 self.height_request = Some(height_request);
446 self
447 }
448
449 pub fn hexpand(mut self, hexpand: bool) -> Self {
450 self.hexpand = Some(hexpand);
451 self
452 }
453
454 pub fn hexpand_set(mut self, hexpand_set: bool) -> Self {
455 self.hexpand_set = Some(hexpand_set);
456 self
457 }
458
459 pub fn is_focus(mut self, is_focus: bool) -> Self {
460 self.is_focus = Some(is_focus);
461 self
462 }
463
464 pub fn margin(mut self, margin: i32) -> Self {
465 self.margin = Some(margin);
466 self
467 }
468
469 pub fn margin_bottom(mut self, margin_bottom: i32) -> Self {
470 self.margin_bottom = Some(margin_bottom);
471 self
472 }
473
474 pub fn margin_end(mut self, margin_end: i32) -> Self {
475 self.margin_end = Some(margin_end);
476 self
477 }
478
479 pub fn margin_start(mut self, margin_start: i32) -> Self {
480 self.margin_start = Some(margin_start);
481 self
482 }
483
484 pub fn margin_top(mut self, margin_top: i32) -> Self {
485 self.margin_top = Some(margin_top);
486 self
487 }
488
489 pub fn name(mut self, name: &str) -> Self {
490 self.name = Some(name.to_string());
491 self
492 }
493
494 pub fn no_show_all(mut self, no_show_all: bool) -> Self {
495 self.no_show_all = Some(no_show_all);
496 self
497 }
498
499 pub fn opacity(mut self, opacity: f64) -> Self {
500 self.opacity = Some(opacity);
501 self
502 }
503
504 pub fn parent(mut self, parent: &Container) -> Self {
505 self.parent = Some(parent.clone());
506 self
507 }
508
509 pub fn receives_default(mut self, receives_default: bool) -> Self {
510 self.receives_default = Some(receives_default);
511 self
512 }
513
514 pub fn sensitive(mut self, sensitive: bool) -> Self {
515 self.sensitive = Some(sensitive);
516 self
517 }
518
519 pub fn tooltip_markup(mut self, tooltip_markup: &str) -> Self {
520 self.tooltip_markup = Some(tooltip_markup.to_string());
521 self
522 }
523
524 pub fn tooltip_text(mut self, tooltip_text: &str) -> Self {
525 self.tooltip_text = Some(tooltip_text.to_string());
526 self
527 }
528
529 pub fn valign(mut self, valign: Align) -> Self {
530 self.valign = Some(valign);
531 self
532 }
533
534 pub fn vexpand(mut self, vexpand: bool) -> Self {
535 self.vexpand = Some(vexpand);
536 self
537 }
538
539 pub fn vexpand_set(mut self, vexpand_set: bool) -> Self {
540 self.vexpand_set = Some(vexpand_set);
541 self
542 }
543
544 pub fn visible(mut self, visible: bool) -> Self {
545 self.visible = Some(visible);
546 self
547 }
548
549 pub fn width_request(mut self, width_request: i32) -> Self {
550 self.width_request = Some(width_request);
551 self
552 }
553}
554
555pub const NONE_COLOR_BUTTON: Option<&ColorButton> = None;
556
557pub trait ColorButtonExt: 'static {
558 fn get_title(&self) -> Option<GString>;
559
560 fn set_title(&self, title: &str);
563
564 fn get_property_alpha(&self) -> u32;
565
566 fn set_property_alpha(&self, alpha: u32);
567
568 #[cfg(any(feature = "v3_20", feature = "dox"))]
569 fn get_property_show_editor(&self) -> bool;
570
571 #[cfg(any(feature = "v3_20", feature = "dox"))]
572 fn set_property_show_editor(&self, show_editor: bool);
573
574 fn connect_color_set<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
575
576 fn connect_property_alpha_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
577
578 fn connect_property_rgba_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
579
580 #[cfg(any(feature = "v3_20", feature = "dox"))]
581 fn connect_property_show_editor_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
582
583 fn connect_property_title_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
584
585 fn connect_property_use_alpha_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
586}
587
588impl<O: IsA<ColorButton>> ColorButtonExt for O {
589 fn get_title(&self) -> Option<GString> {
590 unsafe {
591 from_glib_none(gtk_sys::gtk_color_button_get_title(
592 self.as_ref().to_glib_none().0,
593 ))
594 }
595 }
596
597 fn set_title(&self, title: &str) {
602 unsafe {
603 gtk_sys::gtk_color_button_set_title(
604 self.as_ref().to_glib_none().0,
605 title.to_glib_none().0,
606 );
607 }
608 }
609
610 fn get_property_alpha(&self) -> u32 {
611 unsafe {
612 let mut value = Value::from_type(<u32 as StaticType>::static_type());
613 gobject_sys::g_object_get_property(
614 self.to_glib_none().0 as *mut gobject_sys::GObject,
615 b"alpha\0".as_ptr() as *const _,
616 value.to_glib_none_mut().0,
617 );
618 value.get().unwrap()
619 }
620 }
621
622 fn set_property_alpha(&self, alpha: u32) {
623 unsafe {
624 gobject_sys::g_object_set_property(
625 self.to_glib_none().0 as *mut gobject_sys::GObject,
626 b"alpha\0".as_ptr() as *const _,
627 Value::from(&alpha).to_glib_none().0,
628 );
629 }
630 }
631
632 #[cfg(any(feature = "v3_20", feature = "dox"))]
633 fn get_property_show_editor(&self) -> bool {
634 unsafe {
635 let mut value = Value::from_type(<bool as StaticType>::static_type());
636 gobject_sys::g_object_get_property(
637 self.to_glib_none().0 as *mut gobject_sys::GObject,
638 b"show-editor\0".as_ptr() as *const _,
639 value.to_glib_none_mut().0,
640 );
641 value.get().unwrap()
642 }
643 }
644
645 #[cfg(any(feature = "v3_20", feature = "dox"))]
646 fn set_property_show_editor(&self, show_editor: bool) {
647 unsafe {
648 gobject_sys::g_object_set_property(
649 self.to_glib_none().0 as *mut gobject_sys::GObject,
650 b"show-editor\0".as_ptr() as *const _,
651 Value::from(&show_editor).to_glib_none().0,
652 );
653 }
654 }
655
656 fn connect_color_set<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
657 unsafe extern "C" fn color_set_trampoline<P, F: Fn(&P) + 'static>(
658 this: *mut gtk_sys::GtkColorButton,
659 f: glib_sys::gpointer,
660 ) where
661 P: IsA<ColorButton>,
662 {
663 let f: &F = &*(f as *const F);
664 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
665 }
666 unsafe {
667 let f: Box_<F> = Box_::new(f);
668 connect_raw(
669 self.as_ptr() as *mut _,
670 b"color-set\0".as_ptr() as *const _,
671 Some(transmute(color_set_trampoline::<Self, F> as usize)),
672 Box_::into_raw(f),
673 )
674 }
675 }
676
677 fn connect_property_alpha_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
678 unsafe extern "C" fn notify_alpha_trampoline<P, F: Fn(&P) + 'static>(
679 this: *mut gtk_sys::GtkColorButton,
680 _param_spec: glib_sys::gpointer,
681 f: glib_sys::gpointer,
682 ) where
683 P: IsA<ColorButton>,
684 {
685 let f: &F = &*(f as *const F);
686 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
687 }
688 unsafe {
689 let f: Box_<F> = Box_::new(f);
690 connect_raw(
691 self.as_ptr() as *mut _,
692 b"notify::alpha\0".as_ptr() as *const _,
693 Some(transmute(notify_alpha_trampoline::<Self, F> as usize)),
694 Box_::into_raw(f),
695 )
696 }
697 }
698
699 fn connect_property_rgba_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
700 unsafe extern "C" fn notify_rgba_trampoline<P, F: Fn(&P) + 'static>(
701 this: *mut gtk_sys::GtkColorButton,
702 _param_spec: glib_sys::gpointer,
703 f: glib_sys::gpointer,
704 ) where
705 P: IsA<ColorButton>,
706 {
707 let f: &F = &*(f as *const F);
708 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
709 }
710 unsafe {
711 let f: Box_<F> = Box_::new(f);
712 connect_raw(
713 self.as_ptr() as *mut _,
714 b"notify::rgba\0".as_ptr() as *const _,
715 Some(transmute(notify_rgba_trampoline::<Self, F> as usize)),
716 Box_::into_raw(f),
717 )
718 }
719 }
720
721 #[cfg(any(feature = "v3_20", feature = "dox"))]
722 fn connect_property_show_editor_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
723 unsafe extern "C" fn notify_show_editor_trampoline<P, F: Fn(&P) + 'static>(
724 this: *mut gtk_sys::GtkColorButton,
725 _param_spec: glib_sys::gpointer,
726 f: glib_sys::gpointer,
727 ) where
728 P: IsA<ColorButton>,
729 {
730 let f: &F = &*(f as *const F);
731 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
732 }
733 unsafe {
734 let f: Box_<F> = Box_::new(f);
735 connect_raw(
736 self.as_ptr() as *mut _,
737 b"notify::show-editor\0".as_ptr() as *const _,
738 Some(transmute(notify_show_editor_trampoline::<Self, F> as usize)),
739 Box_::into_raw(f),
740 )
741 }
742 }
743
744 fn connect_property_title_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
745 unsafe extern "C" fn notify_title_trampoline<P, F: Fn(&P) + 'static>(
746 this: *mut gtk_sys::GtkColorButton,
747 _param_spec: glib_sys::gpointer,
748 f: glib_sys::gpointer,
749 ) where
750 P: IsA<ColorButton>,
751 {
752 let f: &F = &*(f as *const F);
753 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
754 }
755 unsafe {
756 let f: Box_<F> = Box_::new(f);
757 connect_raw(
758 self.as_ptr() as *mut _,
759 b"notify::title\0".as_ptr() as *const _,
760 Some(transmute(notify_title_trampoline::<Self, F> as usize)),
761 Box_::into_raw(f),
762 )
763 }
764 }
765
766 fn connect_property_use_alpha_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
767 unsafe extern "C" fn notify_use_alpha_trampoline<P, F: Fn(&P) + 'static>(
768 this: *mut gtk_sys::GtkColorButton,
769 _param_spec: glib_sys::gpointer,
770 f: glib_sys::gpointer,
771 ) where
772 P: IsA<ColorButton>,
773 {
774 let f: &F = &*(f as *const F);
775 f(&ColorButton::from_glib_borrow(this).unsafe_cast())
776 }
777 unsafe {
778 let f: Box_<F> = Box_::new(f);
779 connect_raw(
780 self.as_ptr() as *mut _,
781 b"notify::use-alpha\0".as_ptr() as *const _,
782 Some(transmute(notify_use_alpha_trampoline::<Self, F> as usize)),
783 Box_::into_raw(f),
784 )
785 }
786 }
787}
788
789impl fmt::Display for ColorButton {
790 fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
791 write!(f, "ColorButton")
792 }
793}