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public class Astal.Button : Gtk.Button {
public signal void hover (HoverEvent event);
public signal void hover_lost (HoverEvent event);
public signal void click (ClickEvent event);
public signal void click_release (ClickEvent event);
public signal void scroll (ScrollEvent event);
construct {
add_events(Gdk.EventMask.SCROLL_MASK);
add_events(Gdk.EventMask.SMOOTH_SCROLL_MASK);
enter_notify_event.connect((self, event) => {
hover(HoverEvent(event) { lost = false });
});
leave_notify_event.connect((self, event) => {
hover_lost(HoverEvent(event) { lost = true });
});
button_press_event.connect((event) => {
click(ClickEvent(event) { release = false });
});
button_release_event.connect((event) => {
click_release(ClickEvent(event) { release = true });
});
scroll_event.connect((event) => {
scroll(ScrollEvent(event));
});
}
}
public enum Astal.MouseButton {
PRIMARY = 1,
MIDDLE = 2,
SECONDARY = 3,
BACK = 4,
FORWARD = 5,
}
// these structs are here because gjs converts every event
// into a union Gdk.Event, which cannot be destructured
// and are not as convinent to work with as a struct
public struct Astal.ClickEvent {
bool release;
uint time;
double x;
double y;
Gdk.ModifierType modifier;
MouseButton button;
public ClickEvent(Gdk.EventButton event) {
this.time = event.time;
this.x = event.x;
this.y = event.y;
this.button = (MouseButton)event.button;
this.modifier = event.state;
}
}
public struct Astal.HoverEvent {
bool lost;
uint time;
double x;
double y;
Gdk.ModifierType modifier;
Gdk.CrossingMode mode;
Gdk.NotifyType detail;
public HoverEvent(Gdk.EventCrossing event) {
this.time = event.time;
this.x = event.x;
this.y = event.y;
this.modifier = event.state;
this.mode = event.mode;
this.detail = event.detail;
}
}
public struct Astal.ScrollEvent {
uint time;
double x;
double y;
Gdk.ModifierType modifier;
Gdk.ScrollDirection direction;
double delta_x;
double delta_y;
public ScrollEvent(Gdk.EventScroll event) {
this.time = event.time;
this.x = event.x;
this.y = event.y;
this.modifier = event.state;
this.direction = event.direction;
this.delta_x = event.delta_x;
this.delta_y = event.delta_y;
}
}
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