Now supports key-repeat in the simulator!

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3594 a1c6a512-1295-4272-9138-f99709370657

uisimulator/x11/button-x11.c

@@ -18,6 +18,7 @@
  ****************************************************************************/
 #include "button.h"
 #include "kernel.h"
+#include "debug.h"
 
 #include "X11/keysym.h"
 
@@ -62,15 +63,15 @@ int button_set_release(int newmask)
  * Q=On Return=Menu
  */
 
-/* from uibasic.c */
-extern int screenhack_handle_events(bool *release);
+extern int screenhack_handle_events(bool *release, bool *repeat);
 
 static int get_raw_button (void)
 {
     int k;
     bool release=false; /* is this a release event */
-
-    switch(screenhack_handle_events(&release))
+    bool repeat=false;  /* is the key a repeated one */
+    int ev=screenhack_handle_events(&release, &repeat);
+    switch(ev)
     {
 	case XK_KP_Left:
 	case XK_Left:
@@ -145,13 +146,18 @@ static int get_raw_button (void)
 
 	default:
 	    k = 0;
+            if(ev)
+                DEBUGF("received ev %d\n", ev);
             break;
     }
 
-    if ( release )
+    if(release)
         /* return a release event */
         k |= BUTTON_REL;
 
+    if(repeat)
+        k |= BUTTON_REPEAT;
+
     return k;
 }
 

uisimulator/x11/screenhack.c

@@ -57,6 +57,8 @@
 #include "version.h"
 #include "vroot.h"
 
+#include "debug.h"
+
 #ifndef isupper
 # define isupper(c)  ((c) >= 'A' && (c) <= 'Z')
 #endif
@@ -207,14 +209,28 @@ static Bool MapNotify_event_p (Display *dpy, XEvent *event, XPointer window)
 
 static Atom XA_WM_PROTOCOLS, XA_WM_DELETE_WINDOW;
 
-/* Dead-trivial event handling: exits if "q" or "ESC" are typed.
+static Bool checkrepeat(time_t prev,
+                       time_t now)
+{
+    if(now-prev < 50) {
+        DEBUGF("Consider this a button repeat\n");
+        return true;
+    }
+    return false;
+}
+
+/* Dead-trivial event handling.
    Exit if the WM_PROTOCOLS WM_DELETE_WINDOW ClientMessage is received.
  */
-int screenhack_handle_event(Display *dpy, XEvent *event, bool *release)
+int screenhack_handle_event(Display *dpy, XEvent *event,
+                            bool *release, bool *repeat)
 {
     int key=0;
+    static time_t lasttime;
+    static unsigned int lastkeycode;
 
     *release = FALSE;
+    *repeat = false;
 
     switch (event->xany.type) {
     case KeyPress:
@@ -223,7 +239,15 @@ int screenhack_handle_event(Display *dpy, XEvent *event, bool *release)
           unsigned char c = 0;
           XLookupString (&event->xkey, &c, 1, &keysym, 0);
           key = keysym;
-          /*	    fprintf(stderr, "KEY PRESSED: %c (%02x)\n", c, c); */
+#if 0
+          DEBUGF("Got keypress: %02x %x, time %lx\n", c,
+                 event->xkey.keycode,
+                 event->xkey.time);
+#endif
+          if(lastkeycode == event->xkey.keycode)
+              *repeat = checkrepeat(lasttime, event->xkey.time);
+          lasttime = event->xkey.time;
+          lastkeycode = event->xkey.keycode;
       }
       break;
     case KeyRelease:
@@ -232,29 +256,27 @@ int screenhack_handle_event(Display *dpy, XEvent *event, bool *release)
           unsigned char c = 0;
           XLookupString (&event->xkey, &c, 1, &keysym, 0);
           key = keysym;
-          /* fprintf(stderr, "KEY RELEASED: %c (%02x) %x\n", c, c,
-             event->xkey.keycode); */
+#if 0
+          DEBUGF("Got keyrelease: %c (%02x) %x\n", c, c,
+                 event->xkey.keycode);
+#endif
+          if(lastkeycode == event->xkey.keycode)
+              *repeat = checkrepeat(lasttime, event->xkey.time);          
+          lasttime = event->xkey.time;
+          lastkeycode = event->xkey.keycode;
+          if(*repeat)
+              return 0; /* on repeats, return nothing on release */
               
           *release = TRUE;
       }
       break;
     case Expose:
       {
-	/*
-	int x=event->xexpose.width+event->xexpose.x;
-	int y=event->xexpose.height+event->xexpose.y;
-	screen_resized(x, y);
-	fprintf(stderr, "WINDOW RESIZED to width %d height %d\n",
-		x, y);
-	*/
 	screen_redraw();
       }
       break;
     default:
       break;
-    case ButtonPress:
-      fprintf(stderr, "BUTTON PRESSED: x: %d y:%d\n",event->xbutton.x,event->xbutton.y);
-      break;
     case ClientMessage:
       {
           if (event->xclient.message_type != XA_WM_PROTOCOLS) {
@@ -281,14 +303,14 @@ int screenhack_handle_event(Display *dpy, XEvent *event, bool *release)
 }
 
 
-int screenhack_handle_events(bool *release)
+int screenhack_handle_events(bool *release, bool *repeat)
 {
     int key=0;
-    while (XPending(dpy))
+    if(XPending(dpy))
     {
         XEvent event;
         XNextEvent(dpy, &event);
-        key=screenhack_handle_event(dpy, &event, release);
+        key=screenhack_handle_event(dpy, &event, release, repeat);
     }
     return key;
 }

uisimulator/x11/screenhack.h

@@ -40,8 +40,8 @@ extern XrmOptionDescRec options [];
 extern char *defaults [];
 
 extern void screenhack (Display*,Window);
-extern int screenhack_handle_event(Display*, XEvent*, bool *);
-extern int screenhack_handle_events(bool *);
+extern int screenhack_handle_event(Display*, XEvent*, bool *, bool *);
+extern int screenhack_handle_events(bool *, bool *);
 extern void screen_redraw();
 extern void screen_resized();