multiwindow mode: reload all images with USR1/USR2 (not perfect yet)

ChangeLog

@@ -5,6 +5,7 @@ git HEAD
     * Show images in current directory when invoked without file arguments
     * Disable antialiasing, either globally (--force-aliasing) or per image
       (press 'A' to toggle, keybinding toggle_aliasing)
+    * Use SIGUSR1/SIGUSR2 to reload all images in multiwindow mode
 
 Sat, 12 Mar 2011 22:49:53 +0100  Daniel Friesel <derf@finalrewind.org>
 

src/multiwindow.c

@@ -28,6 +28,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "timers.h"
 #include "filelist.h"
 #include "options.h"
+#include "signals.h"
 
 void init_multiwindow_mode(void)
 {
@@ -63,5 +64,8 @@ void init_multiwindow_mode(void)
 		}
 		free(s);
 	}
+
+	setup_signal_handlers();
+
 	return;
 }

src/signals.c

@@ -25,6 +25,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #include "feh.h"
 #include "winwidget.h"
+#include "options.h"
 
 void feh_handle_signal(int);
 
@@ -60,12 +61,17 @@ void feh_handle_signal(int signo)
 {
 	winwidget winwid
 		= winwidget_get_first_window_of_type(WIN_TYPE_SLIDESHOW);
+	int i;
 
 	if (winwid) {
 		if (signo == SIGUSR1)
 			slideshow_change_image(winwid, SLIDE_NEXT);
 		else if (signo == SIGUSR2)
 			slideshow_change_image(winwid, SLIDE_PREV);
+	} else if (opt.multiwindow) {
+		puts("yo");
+		for (i = window_num - 1; i >= 0; i--)
+			feh_reload_image(windows[i], 0, 0);
 	}
 
 	return;