mirror of https://github.com/bsnes-emu/bsnes.git
42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
static void VerticalSlider_change(VerticalSlider *self) {
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if(self->state.position == self->position()) return;
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self->state.position = self->position();
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if(self->onChange) self->onChange();
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}
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Geometry pVerticalSlider::minimumGeometry() {
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return { 0, 0, 20, 0 };
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}
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unsigned pVerticalSlider::position() {
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return (unsigned)gtk_range_get_value(GTK_RANGE(gtkWidget));
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}
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void pVerticalSlider::setLength(unsigned length) {
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length += length == 0;
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gtk_range_set_range(GTK_RANGE(gtkWidget), 0, max(1u, length - 1));
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gtk_range_set_increments(GTK_RANGE(gtkWidget), 1, length >> 3);
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}
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void pVerticalSlider::setPosition(unsigned position) {
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gtk_range_set_value(GTK_RANGE(gtkWidget), position);
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}
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void pVerticalSlider::constructor() {
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gtkWidget = gtk_vscale_new_with_range(0, 100, 1);
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gtk_scale_set_draw_value(GTK_SCALE(gtkWidget), false);
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g_signal_connect_swapped(G_OBJECT(gtkWidget), "value-changed", G_CALLBACK(VerticalSlider_change), (gpointer)&verticalSlider);
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setLength(verticalSlider.state.length);
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setPosition(verticalSlider.state.position);
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}
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void pVerticalSlider::destructor() {
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gtk_widget_destroy(gtkWidget);
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}
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void pVerticalSlider::orphan() {
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destructor();
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constructor();
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}
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