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LibGUI: Add an auto-repeat interval to GAbstractButton.

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Use this in GSpinBox to implement auto-increment / auto-decrement while you
are pressing down the respective buttons. :^)
This commit is contained in:
Andreas Kling
2019-07-13 10:27:19 +02:00
parent c53f6a52e0
commit b425de18cc
5 changed files with 35 additions and 2 deletions
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20
Libraries/LibGUI/GAbstractButton.cpp
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@@ -2,7 +2,7 @@
#include <LibGUI/GPainter.h>
GAbstractButton::GAbstractButton(GWidget* parent)
: GWidget(parent)
: GAbstractButton({}, parent)
{
}
@@ -10,6 +10,9 @@ GAbstractButton::GAbstractButton(const StringView& text, GWidget* parent)
: GWidget(parent)
, m_text(text)
{
m_auto_repeat_timer.on_timeout = [this] {
click();
};
}
GAbstractButton::~GAbstractButton()
@@ -65,6 +68,12 @@ void GAbstractButton::mousemove_event(GMouseEvent& event)
bool being_pressed = is_over;
if (being_pressed != m_being_pressed) {
m_being_pressed = being_pressed;
if (m_auto_repeat_interval) {
if (!m_being_pressed)
m_auto_repeat_timer.stop();
else
m_auto_repeat_timer.start(m_auto_repeat_interval);
}
update();
}
}
@@ -81,6 +90,11 @@ void GAbstractButton::mousedown_event(GMouseEvent& event)
if (is_enabled()) {
m_being_pressed = true;
update();
if (m_auto_repeat_interval) {
click();
m_auto_repeat_timer.start(m_auto_repeat_interval);
}
}
}
GWidget::mousedown_event(event);
@@ -92,11 +106,13 @@ void GAbstractButton::mouseup_event(GMouseEvent& event)
dbgprintf("GAbstractButton::mouse_up_event: x=%d, y=%d, button=%u\n", event.x(), event.y(), (unsigned)event.button());
#endif
if (event.button() == GMouseButton::Left) {
bool was_auto_repeating = m_auto_repeat_timer.is_active();
m_auto_repeat_timer.stop();
if (is_enabled()) {
bool was_being_pressed = m_being_pressed;
m_being_pressed = false;
update();
if (was_being_pressed)
if (was_being_pressed && !was_auto_repeating)
click();
}
}