[Pkg-wmaker-commits] [wmix] 36/44: Draw osd only on the primary monitor if randr extensions are available

Doug Torrance dtorrance-guest at moszumanska.debian.org
Fri Sep 29 10:40:14 UTC 2017


This is an automated email from the git hooks/post-receive script.

dtorrance-guest pushed a commit to branch upstream
in repository wmix.

commit fa2e41056dc6b0b89203972d7d42f4c9a3e5eeba
Author: Johannes Holmberg <johannes at update.uu.se>
Date:   Wed Sep 16 21:19:43 2015 -0400

    Draw osd only on the primary monitor if randr extensions are available
---
 Makefile       |  4 ++--
 include/ui_x.h |  6 ++++--
 ui_x.c         | 51 ++++++++++++++++++++++++++++++++++++++++++++++-----
 wmix.c         | 22 ++++++++++++++++++++--
 4 files changed, 72 insertions(+), 11 deletions(-)

diff --git a/Makefile b/Makefile
index 6e94a34..d62273c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 CC		= gcc
-CFLAGS		= -std=gnu99 -O3 -W -Wall `pkg-config --cflags alsa`
+CFLAGS		= -std=gnu99 -O3 -W -Wall `pkg-config --cflags alsa xrandr`
 LDFLAGS		= -L/usr/X11R6/lib
-LIBS		= -lXpm -lXext -lX11 -lm `pkg-config --libs alsa`
+LIBS		= -lXpm -lXext -lX11 -lm `pkg-config --libs alsa xrandr`
 OBJECTS		= misc.o config.o mixer-alsa.o mixer-oss.o ui_x.o mmkeys.o wmix.o
 
 # where to install this program (also for packaging stuff)
diff --git a/include/ui_x.h b/include/ui_x.h
index 087d473..22f1f9b 100644
--- a/include/ui_x.h
+++ b/include/ui_x.h
@@ -18,11 +18,11 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-void		dockapp_init	(Display *x_display);
+void		dockapp_init	(Display *x_display, Bool randr);
 
 void		new_window	(char *name, int width, int height);
 
-void		new_osd		(int width, int height);
+void		new_osd		(int height);
 void		update_osd	(float volume, bool up);
 void		map_osd		(void);
 void		unmap_osd	(void);
@@ -38,3 +38,5 @@ void		knob_turn	(float delta);
 void		slider_move	(float delta);
 
 unsigned long	get_color	(Display *display, char *color_name);
+
+void            ui_rrnotify     (void);
diff --git a/ui_x.c b/ui_x.c
index ef034c5..eb1123a 100644
--- a/ui_x.c
+++ b/ui_x.c
@@ -35,6 +35,7 @@
 #include <X11/extensions/shape.h>
 #include <X11/xpm.h>
 #include <X11/cursorfont.h>
+#include <X11/extensions/Xrandr.h>
 
 #include "include/master.xpm"
 #include "include/led-on.xpm"
@@ -70,6 +71,8 @@ struct _Dockapp {
     Window osd;
     GC osd_gc;
     int osd_width;
+    int osd_x;
+    int osd_y;
     bool osd_mapped;
 
 };
@@ -103,11 +106,15 @@ static Cursor hand_cursor;
 static Cursor null_cursor;
 static Cursor norm_cursor;
 static Cursor bar_cursor;
+static Bool have_randr;
 
 /* public methods */
-void dockapp_init(Display *x_display)
+void dockapp_init(Display *x_display, Bool randr)
 {
     display = x_display;
+    have_randr = randr;
+    dockapp.osd = 0;
+    dockapp.gc = 0;
 }
 
 void redraw_window(void)
@@ -328,7 +335,7 @@ void new_window(char *name, int width, int height)
     XMapWindow(display, win);
 }
 
-void new_osd(int width, int height)
+void new_osd(int height)
 {
     Window osd;
     Pixel fg, bg;
@@ -338,20 +345,45 @@ void new_osd(int width, int height)
     XSetWindowAttributes xattributes;
     int win_layer = 6;
     XFontStruct *fs = NULL;
+    XRRScreenResources *screen;
+    XRRCrtcInfo *crtc_info;
+    int width;
+    int x;
+    int y;
+
+    if (have_randr) {
+        screen = XRRGetScreenResources(display, DefaultRootWindow(display));
+        crtc_info = XRRGetCrtcInfo(display, screen, screen->crtcs[0]);
+        width = crtc_info->width - 200;
+        x = crtc_info->x + 100;
+        y = crtc_info->y + crtc_info->height - 120;
+        if (dockapp.osd &&
+            width == dockapp.osd_width &&
+            x == dockapp.osd_x &&
+            y == dockapp.osd_y) {
+            // Nothing important has changed.
+            return;
+        }
+    } else {
+        width = DisplayWidth(display, DefaultScreen(display)) - 200;
+        x = 100;
+        y = DisplayHeight(display, 0) - 120;
+    }
 
     sizehints.flags = USSize | USPosition;
-    sizehints.x = (DisplayWidth(display, 0) - width) / 2;
-    sizehints.y = (DisplayHeight(display, 0) - 120);
+    sizehints.x = x;
+    sizehints.y = y;
     sizehints.width = width;
     sizehints.height = height;
     xattributes.save_under = True;
     xattributes.override_redirect = True;
     xattributes.cursor = None;
 
-
     fg = WhitePixel(display, DefaultScreen(display));
     bg = BlackPixel(display, DefaultScreen(display));
 
+    if (dockapp.osd)
+        XDestroyWindow(display, dockapp.osd);
     osd = XCreateSimpleWindow(display, DefaultRootWindow(display),
 			      sizehints.x, sizehints.y, width, height,
 			      0, fg, bg);
@@ -398,6 +430,8 @@ void new_osd(int width, int height)
 	}
     }
 
+    if (dockapp.osd_gc)
+        XFreeGC(display, dockapp.osd_gc);
     gc =
 	XCreateGC(display, osd,
 		  GCForeground | GCBackground | GCGraphicsExposures,
@@ -407,6 +441,8 @@ void new_osd(int width, int height)
     dockapp.osd = osd;
     dockapp.osd_gc = gc;
     dockapp.osd_width = width;
+    dockapp.osd_x = x;
+    dockapp.osd_y = y;
     dockapp.osd_mapped = false;
 }
 
@@ -613,3 +649,8 @@ unsigned long get_color(Display *display, char *color_name)
 
     return color.pixel;
 }
+
+void ui_rrnotify()
+{
+    new_osd(60);
+}
diff --git a/wmix.c b/wmix.c
index 13d1593..c0ef6ba 100644
--- a/wmix.c
+++ b/wmix.c
@@ -30,6 +30,7 @@
 #include <X11/X.h>
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
+#include <X11/extensions/Xrandr.h>
 
 #include "include/common.h"
 #include "include/mixer.h"
@@ -64,6 +65,8 @@ static void choose_api(int api);
 int main(int argc, char **argv)
 {
     XEvent event;
+    int rr_event_base, rr_error_base;
+    Bool have_randr;
 
     config_init();
     parse_cli_options(argc, argv);
@@ -89,12 +92,21 @@ int main(int argc, char **argv)
 	fprintf(stderr, "wmix:error: Unable to open display \"%s\"\n", name);
 	return EXIT_FAILURE;
     }
+
+    have_randr = XRRQueryExtension(display, &rr_event_base, &rr_error_base);
+    if (have_randr) {
+        int rr_mask = RRScreenChangeNotifyMask;
+        XRRSelectInput(display,
+                       RootWindow(display, DefaultScreen(display)),
+                       rr_mask);
+    }
+
     display_width = (float)DisplayWidth(display, DefaultScreen(display)) / 4.0;
     display_height = (float)DisplayHeight(display, DefaultScreen(display)) / 2.0;
 
-    dockapp_init(display);
+    dockapp_init(display, have_randr);
     new_window("wmix", 64, 64);
-    new_osd(DisplayWidth(display, DefaultScreen(display)) - 200, 60);
+    new_osd(60);
 
     if (config.mmkeys)
 	    mmkey_install(display);
@@ -152,6 +164,12 @@ int main(int argc, char **argv)
 		    XCloseDisplay(display);
 		    return EXIT_SUCCESS;
 		default:
+                    if (have_randr) {
+                        if (event.type == rr_event_base + RRScreenChangeNotify) {
+                            XRRUpdateConfiguration(&event);
+                            ui_rrnotify();
+                        }
+                    }
 		    break;
 	    }
 	} else {

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