Add option to use joystick only if game window is active.

5 files changed, 51 insertions, 23 deletions

diff --git a/src/defaults.cpp b/src/defaults.cpp
index 76438a1e2..f18e0f432 100644
--- a/src/defaults.cpp
+++ b/src/defaults.cpp
@@ -223,6 +223,7 @@ DefaultsData* getConfigDefaults()
     AddDEF(configData, "pvpAttackType", 0);
     AddDEF(configData, "lang", "");
     AddDEF(configData, "selectedJoystick", 0);
+    AddDEF(configData, "useInactiveJoystick", false);
     return configData;
 }
 
diff --git a/src/gui/setup_joystick.cpp b/src/gui/setup_joystick.cpp
index f0899be3f..7899247e3 100644
--- a/src/gui/setup_joystick.cpp
+++ b/src/gui/setup_joystick.cpp
@@ -70,7 +70,10 @@ Setup_Joystick::Setup_Joystick():
     mCalibrateLabel(new Label(_("Press the button to start calibration"))),
     mCalibrateButton(new Button(_("Calibrate"), "calibrate", this)),
     mJoystickEnabled(new CheckBox(_("Enable joystick"))),
-    mNamesModel(new NamesModel())
+    mNamesModel(new NamesModel()),
+    mNamesDropDown(new DropDown(mNamesModel)),
+    mUseInactiveCheckBox(new CheckBox(_("Use joystick if client "
+        "window inactive"), config.getBoolValue("useInactiveJoystick")))
 {
     setName(_("Joystick"));
 
@@ -82,7 +85,6 @@ Setup_Joystick::Setup_Joystick():
     mJoystickEnabled->addActionListener(this);
     mCalibrateButton->setEnabled(mOriginalJoystickEnabled);
 
-    mNamesDropDown = new DropDown(mNamesModel);
     mNamesDropDown->setActionEventId("name");
     mNamesDropDown->addActionListener(this);
 
@@ -104,8 +106,9 @@ Setup_Joystick::Setup_Joystick():
 
     place(0, 0, mJoystickEnabled);
     place(0, 1, mNamesDropDown);
-    place(0, 2, mCalibrateLabel);
-    place(0, 3, mCalibrateButton);
+    place(0, 2, mUseInactiveCheckBox);
+    place(0, 3, mCalibrateLabel);
+    place(0, 4, mCalibrateButton);
 
     setDimension(gcn::Rectangle(0, 0, 365, 75));
 }
@@ -180,4 +183,8 @@ void Setup_Joystick::apply()
 
     config.setValue("joystickEnabled",
         joystick ? joystick->isEnabled() : false);
+
+    config.setValue("useInactiveJoystick", mUseInactiveCheckBox->isSelected());
+    if (joystick)
+        joystick->setUseInactive(mUseInactiveCheckBox->isSelected());
 }
diff --git a/src/gui/setup_joystick.h b/src/gui/setup_joystick.h
index e0a3a143f..5bd72cdad 100644
--- a/src/gui/setup_joystick.h
+++ b/src/gui/setup_joystick.h
@@ -54,6 +54,7 @@ class Setup_Joystick : public SetupTab
         gcn::CheckBox *mJoystickEnabled;
         NamesModel *mNamesModel;
         DropDown *mNamesDropDown;
+        gcn::CheckBox *mUseInactiveCheckBox;
 };
 
 #endif
diff --git a/src/joystick.cpp b/src/joystick.cpp
index 3084a5ae6..bc4572370 100644
--- a/src/joystick.cpp
+++ b/src/joystick.cpp
@@ -20,8 +20,10 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "configuration.h"
 #include "joystick.h"
+
+#include "client.h"
+#include "configuration.h"
 #include "logger.h"
 
 #include "debug.h"
@@ -57,7 +59,8 @@ Joystick::Joystick(int no):
     mRightTolerance(0),
     mCalibrating(false),
     mCalibrated(false),
-    mButtonsNumber(MAX_BUTTONS)
+    mButtonsNumber(MAX_BUTTONS),
+    mUseInactive(false)
 {
     if (no >= joystickCount)
         no = joystickCount;
@@ -102,6 +105,7 @@ bool Joystick::open()
     mDownTolerance = config.getIntValue("downTolerance" + toString(mNumber));
     mLeftTolerance = config.getIntValue("leftTolerance" + toString(mNumber));
     mRightTolerance = config.getIntValue("rightTolerance" + toString(mNumber));
+    mUseInactive = config.getBoolValue("useInactiveJoystick");
 
     return true;
 }
@@ -144,23 +148,31 @@ void Joystick::update()
     if (!mEnabled || !mCalibrated)
         return;
 
-    // X-Axis
-    int position = SDL_JoystickGetAxis(mJoystick, 0);
-    if (position >= mRightTolerance)
-        mDirection |= RIGHT;
-    else if (position <= mLeftTolerance)
-        mDirection |= LEFT;
-
-    // Y-Axis
-    position = SDL_JoystickGetAxis(mJoystick, 1);
-    if (position <= mUpTolerance)
-        mDirection |= UP;
-    else if (position >= mDownTolerance)
-        mDirection |= DOWN;
-
-    // Buttons
-    for (int i = 0; i < mButtonsNumber; i++)
-        mButtons[i] = (SDL_JoystickGetButton(mJoystick, i) == 1);
+    if (mUseInactive || Client::getInputFocused())
+    {
+        // X-Axis
+        int position = SDL_JoystickGetAxis(mJoystick, 0);
+        if (position >= mRightTolerance)
+            mDirection |= RIGHT;
+        else if (position <= mLeftTolerance)
+            mDirection |= LEFT;
+
+        // Y-Axis
+        position = SDL_JoystickGetAxis(mJoystick, 1);
+        if (position <= mUpTolerance)
+            mDirection |= UP;
+        else if (position >= mDownTolerance)
+            mDirection |= DOWN;
+
+        // Buttons
+        for (int i = 0; i < mButtonsNumber; i++)
+            mButtons[i] = (SDL_JoystickGetButton(mJoystick, i) == 1);
+    }
+    else
+    {
+        for (int i = 0; i < mButtonsNumber; i++)
+            mButtons[i] = false;
+    }
 }
 
 void Joystick::startCalibration()
diff --git a/src/joystick.h b/src/joystick.h
index 6a8a1a1b9..16f4b9bd3 100644
--- a/src/joystick.h
+++ b/src/joystick.h
@@ -25,6 +25,9 @@
 
 #include <SDL.h>
 
+#include <string>
+#include <vector>
+
 class Joystick
 {
     public:
@@ -109,6 +112,9 @@ class Joystick
         int getNumber() const
         { return mNumber; }
 
+        void setUseInactive(bool b)
+        { mUseInactive = b; }
+
     protected:
         unsigned char mDirection;
         bool mButtons[MAX_BUTTONS];
@@ -122,6 +128,7 @@ class Joystick
         int mNumber;
         bool mCalibrated;
         int mButtonsNumber;
+        bool mUseInactive;
 
         /**
          * Is joystick support enabled.