determine lock masks

2 files changed, 59 insertions, 11 deletions

diff --git a/src/Keys.cc b/src/Keys.cc
index 84953d9..c4185b7 100644
--- a/src/Keys.cc
+++ b/src/Keys.cc
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-//$Id: Keys.cc,v 1.19 2002/08/28 20:25:15 fluxgen Exp $
+//$Id: Keys.cc,v 1.20 2002/11/13 14:34:24 fluxgen Exp $
 
 
 #include "Keys.hh"
@@ -126,9 +126,13 @@ Keys::t_actionstr Keys::m_actionlist[] = {
         };      
 
 Keys::Keys(Display *display, const char *filename):
+m_capslock_mod(0),
+m_numlock_mod(0),
+m_scrolllock_mod(0),
 m_abortkey(0),
 m_display(display)
 {
+        determineModmap();
         assert(display);
         if (filename != 0)
                 load(filename);
@@ -363,35 +367,35 @@ void Keys::grabKey(unsigned int key, unsigned int mod) {
                 // Grab with numlock, capslock and scrlock      
 
                 //numlock       
-                XGrabKey(m_display, key, mod|Mod2Mask,
+                XGrabKey(m_display, key, mod|m_numlock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);          
                 //scrolllock
-                XGrabKey(m_display, key, mod|Mod5Mask,
+                XGrabKey(m_display, key, mod|m_scrolllock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);  
                 //capslock
-                XGrabKey(m_display, key, mod|LockMask,
+                XGrabKey(m_display, key, mod|m_capslock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);
         
                 //capslock+numlock
-                XGrabKey(m_display, key, mod|LockMask|Mod2Mask,
+                XGrabKey(m_display, key, mod|m_capslock_mod|m_numlock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);
 
                 //capslock+scrolllock
-                XGrabKey(m_display, key, mod|LockMask|Mod5Mask,
+                XGrabKey(m_display, key, mod|m_capslock_mod|m_scrolllock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);                                          
         
                 //capslock+numlock+scrolllock
-                XGrabKey(m_display, key, mod|Mod2Mask|Mod5Mask|LockMask,
+                XGrabKey(m_display, key, mod|m_capslock_mod|m_scrolllock_mod|m_numlock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);                                          
 
                 //numlock+scrollLock
-                XGrabKey(m_display, key, mod|Mod2Mask|Mod5Mask,
+                XGrabKey(m_display, key, mod|m_numlock_mod|m_scrolllock_mod,
                         root, True,
                         GrabModeAsync, GrabModeAsync);
         
@@ -628,3 +632,43 @@ Keys::t_key::~t_key() {
                 }
         }
 }
+
+void Keys::determineModmap() {
+        // mask to use for modifier
+        int mods[] = {
+                ShiftMask,
+                LockMask,
+                ControlMask,
+                Mod1Mask,
+                Mod2Mask,
+                Mod3Mask,
+                Mod4Mask,
+                Mod5Mask,
+                0
+        };
+        
+        XModifierKeymap *map = XGetModifierMapping(m_display);
+        // find modifiers and set them
+        for (int i=0, realkey=0; i<8; ++i) {
+                for (int key=0; key<map->max_keypermod; ++key, ++realkey) {
+
+                        if (map->modifiermap[realkey] == 0)
+                                continue;
+
+                        KeySym ks = XKeycodeToKeysym(m_display, map->modifiermap[realkey], 0);
+
+                        switch (ks) {
+                        case XK_Caps_Lock:
+                                m_capslock_mod = mods[i];
+                        break;
+                        case XK_Scroll_Lock:
+                                m_scrolllock_mod = mods[i];
+                        break;
+                        case XK_Num_Lock:
+                                m_numlock_mod = mods[i];
+                        break;
+                        }
+                }
+        }
+        XFreeModifiermap(map);
+}
diff --git a/src/Keys.hh b/src/Keys.hh
index 3351668..9f24fc3 100644
--- a/src/Keys.hh
+++ b/src/Keys.hh
@@ -19,7 +19,7 @@
 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 // DEALINGS IN THE SOFTWARE.
 
-// $Id: Keys.hh,v 1.15 2002/08/04 15:55:13 fluxgen Exp $
+// $Id: Keys.hh,v 1.16 2002/11/13 14:35:01 fluxgen Exp $
 
 #ifndef KEYS_HH
 #define KEYS_HH
@@ -165,12 +165,16 @@ private:
         /// debug function
         void showKeyTree(t_key *key, unsigned int w=0);
 #endif //DEBUG
+        /// determine key modifier maps for caps-, num- and scrolllock
+        void determineModmap();
 
         struct t_actionstr{
                 const char *string;
                 KeyAction action;
-        };      
-        
+        };
+
+        int m_capslock_mod, m_numlock_mod, m_scrolllock_mod; ///< modifiers
+                
         static t_actionstr m_actionlist[];
         
         std::vector<t_key *> m_keylist;