Xrandr: Add Xrandr support in event/screen.

CMakeLists.txt

@@ -80,7 +80,8 @@ set(LIBRARIES_TO_LINK
   ${X11_LIBRARIES}
   confuse
   Xft
-  Xinerama)
+  Xinerama
+  Xrandr)
 
 target_link_libraries(wmfs ${LIBRARIES_TO_LINK})
 

src/event.c

@@ -497,6 +497,22 @@ unmapnotify(XUnmapEvent *ev)
      return;
 }
 
+/** Xrandr screen change notify handle event
+ *\ param ev XEvent pointer
+ */
+void
+xrandrnotify(XEvent *ev)
+{
+     XRRUpdateConfiguration(ev);
+
+     /* Reload WMFS to update the screen(s) geometry changement */
+     quit();
+     for(; argv_global[0] && argv_global[0] == ' '; ++argv_global);
+     execlp(argv_global, argv_global, NULL);
+
+     return;
+}
+
 /** Send a client event
  *\param data Event data
  *\param atom_name Event atom name
@@ -548,6 +564,10 @@ getevent(XEvent ev)
      case UnmapNotify:      unmapnotify(&ev.xunmap);               break;
      }
 
+     /* Check Xrandr event */
+     if(ev.type == xrandr_event)
+          xrandrnotify(&ev);
+
      wait(&st);
 
      return;

src/init.c

@@ -60,11 +60,14 @@ void
 init_font(void)
 {
      font = XftFontOpenName(dpy, SCREEN, conf.font);
+
      if(!font)
      {
           fprintf(stderr, "WMFS Error: Cannot initialize font\n");
           font = XftFontOpenName(dpy, SCREEN, "sans-10");
      }
+
+     return;
 }
 
 /** Init the graphic context
@@ -99,11 +102,11 @@ init_gc(void)
 void
 init_cursor(void)
 {
-     cursor[CurNormal]     = XCreateFontCursor(dpy, XC_left_ptr);
-     cursor[CurResize]     = XCreateFontCursor(dpy, XC_sizing);
+     cursor[CurNormal]      = XCreateFontCursor(dpy, XC_left_ptr);
+     cursor[CurResize]      = XCreateFontCursor(dpy, XC_sizing);
      cursor[CurRightResize] = XCreateFontCursor(dpy, XC_lr_angle);
-     cursor[CurLeftResize] = XCreateFontCursor(dpy, XC_ll_angle);
-     cursor[CurMove]       = XCreateFontCursor(dpy, XC_fleur);
+     cursor[CurLeftResize]  = XCreateFontCursor(dpy, XC_ll_angle);
+     cursor[CurMove]        = XCreateFontCursor(dpy, XC_fleur);
 
      return;
 }
@@ -159,6 +162,7 @@ init_layout(void)
 
      const func_name_list_t layout_list_tmp[] =
           {
+               {"tile",                    tile },
                {"tile_right",              tile },
                {"tile_left",               tile_left },
                {"tile_top",                tile_top },

src/screen.c

@@ -63,7 +63,6 @@ screen_get_geo(int s)
      int barpos = tags[selscreen][seltag[selscreen]].barpos;
      XRectangle geo;
 
-
      if(XineramaIsActive(dpy))
      {
           XineramaScreenInfo *xsi;
@@ -159,7 +158,7 @@ screen_get_sel(void)
 void
 screen_init_geo(void)
 {
-     int i, n;
+     int i, n, randr_e, d;
      XineramaScreenInfo *xsi;
 
      sgeo = emalloc(screen_count(), sizeof(XRectangle));
@@ -188,6 +187,12 @@ screen_init_geo(void)
           spgeo[0].height = MAXH;
      }
 
+     /* Init Xrandr stuff for event */
+     if(XRRQueryExtension(dpy, &randr_e, &d))
+          xrandr_event = randr_e + RRScreenChangeNotify;
+     else
+          xrandr_event = -1;
+
      ewmh_set_desktop_geometry();
      ewmh_set_workarea();
 

src/wmfs.h

@@ -51,6 +51,7 @@
 #include <X11/cursorfont.h>
 #include <X11/Xft/Xft.h>
 #include <X11/extensions/Xinerama.h>
+#include <X11/extensions/Xrandr.h>
 
 /* Local headers */
 #include "config.h"
@@ -201,6 +202,8 @@ void keypress(XKeyPressedEvent *ev);
 void mappingnotify(XMappingEvent *ev);
 void maprequest(XMapRequestEvent *ev);
 void propertynotify(XPropertyEvent *ev);
+void unmapnotify(XUnmapEvent *ev);
+void xrandrnotify(XEvent *ev);
 void send_client_event(long data[5], char *atom_name);
 void getevent(XEvent ev);
 
@@ -334,12 +337,15 @@ XRectangle *sgeo;
 XRectangle *spgeo;
 Cursor cursor[CurLast];
 char *argv_global;
+int xrandr_event;
 
 /* Fonts */
 XftFont *font;
+
+/* Atoms list */
 Atom net_atom[net_last];
 
-/* InfoBar */
+/* InfoBar/Tags */
 InfoBar *infobar;
 Tag **tags;
 int *seltag;