Allow gamepad navigation with the left analog stick

This commit is contained in:
Cameron Gutman 2018-09-30 14:30:12 -07:00
parent 162a16ed3a
commit 6d382078d3
2 changed files with 66 additions and 1 deletions

View file

@ -6,9 +6,12 @@
#include "settings/mappingmanager.h"
#define AXIS_NAVIGATION_REPEAT_DELAY 150
SdlGamepadKeyNavigation::SdlGamepadKeyNavigation()
: m_Enabled(false),
m_SettingsMode(false)
m_SettingsMode(false),
m_LastAxisNavigationEventTime(0)
{
m_PollingTimer = new QTimer(this);
connect(m_PollingTimer, SIGNAL(timeout()), this, SLOT(onPollingTimerFired()));
@ -45,6 +48,7 @@ void SdlGamepadKeyNavigation::enable()
// on first init of the GC subsystem. We can't depend on them due to
// overlapping lifetimes of SdlGamepadKeyNavigation instances, so we
// will attach ourselves.
SDL_PumpEvents();
SDL_FlushEvent(SDL_CONTROLLERDEVICEADDED);
// Open all currently attached game controllers
@ -164,6 +168,66 @@ void SdlGamepadKeyNavigation::onPollingTimerFired()
break;
}
}
// Handle analog sticks by polling
for (auto gc : m_Gamepads) {
short leftX = SDL_GameControllerGetAxis(gc, SDL_CONTROLLER_AXIS_LEFTX);
short leftY = SDL_GameControllerGetAxis(gc, SDL_CONTROLLER_AXIS_LEFTY);
if (SDL_GetTicks() - m_LastAxisNavigationEventTime < AXIS_NAVIGATION_REPEAT_DELAY) {
// Do nothing
}
else if (leftY < -30000) {
if (m_SettingsMode) {
// Back-tab
sendKey(QEvent::Type::KeyPress, Qt::Key_Tab, Qt::ShiftModifier);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Tab, Qt::ShiftModifier);
}
else {
sendKey(QEvent::Type::KeyPress, Qt::Key_Up);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Up);
}
m_LastAxisNavigationEventTime = SDL_GetTicks();
}
else if (leftY > 30000) {
if (m_SettingsMode) {
sendKey(QEvent::Type::KeyPress, Qt::Key_Tab);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Tab);
}
else {
sendKey(QEvent::Type::KeyPress, Qt::Key_Down);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Down);
}
m_LastAxisNavigationEventTime = SDL_GetTicks();
}
else if (leftX < -30000) {
sendKey(QEvent::Type::KeyPress, Qt::Key_Left);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Left);
if (m_SettingsMode) {
// Some settings controls respond to left/right (like the slider)
// and others respond to up/down (like combo boxes). They seem to
// be mutually exclusive though so let's just send both.
sendKey(QEvent::Type::KeyPress, Qt::Key_Up);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Up);
}
m_LastAxisNavigationEventTime = SDL_GetTicks();
}
else if (leftX > 30000) {
sendKey(QEvent::Type::KeyPress, Qt::Key_Right);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Right);
if (m_SettingsMode) {
// Some settings controls respond to left/right (like the slider)
// and others respond to up/down (like combo boxes). They seem to
// be mutually exclusive though so let's just send both.
sendKey(QEvent::Type::KeyPress, Qt::Key_Down);
sendKey(QEvent::Type::KeyRelease, Qt::Key_Down);
}
m_LastAxisNavigationEventTime = SDL_GetTicks();
}
}
}
void SdlGamepadKeyNavigation::sendKey(QEvent::Type type, Qt::Key key, Qt::KeyboardModifiers modifiers)

View file

@ -31,4 +31,5 @@ private:
QList<SDL_GameController*> m_Gamepads;
bool m_Enabled;
bool m_SettingsMode;
Uint32 m_LastAxisNavigationEventTime;
};