i3lock-color

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commit 970bdb5810e751db38bb3935ab0c03cd1d16507a
parent 87ba982a182fb20be78391ec00b85f8fbd2e9647
Author: Chris Guillott <chris@techfo.xyz>
Date:   Fri, 14 Oct 2016 10:30:44 -0400

upstream merge

Diffstat:
M
unlock_indicator.c
 | 
6
++++++
M
unlock_indicator.h
 | 
9
+++++----
M
xcb.c
 | 
12
++++++++++--

3 files changed, 21 insertions(+), 6 deletions(-)
diff --git a/unlock_indicator.c b/unlock_indicator.c
@@ -261,9 +261,11 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
          * (currently verifying, wrong password, or default) */
         switch (pam_state) {
             case STATE_PAM_VERIFY:
+            case STATE_PAM_LOCK:
                 cairo_set_source_rgba(ctx, (double)insidever16[0]/255, (double)insidever16[1]/255, (double)insidever16[2]/255, (double)insidever16[3]/255);
                 break;
             case STATE_PAM_WRONG:
+            case STATE_I3LOCK_LOCK_FAILED:
                 cairo_set_source_rgba(ctx, (double)insidewrong16[0]/255, (double)insidewrong16[1]/255, (double)insidewrong16[2]/255, (double)insidewrong16[3]/255);
                 break;
             default:
@@ -284,6 +286,7 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
                 }
                 break;
             case STATE_PAM_WRONG:
+            case STATE_I3LOCK_LOCK_FAILED:
                 cairo_set_source_rgba(ctx, (double)ringwrong16[0]/255, (double)ringwrong16[1]/255, (double)ringwrong16[2]/255, (double)ringwrong16[3]/255);
                 if (internal_line_source == 1) {
                   line16[0] = ringwrong16[0];
@@ -337,6 +340,9 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
             case STATE_PAM_WRONG:
                 text = "wrong!";
                 break;
+            case STATE_I3LOCK_LOCK_FAILED:
+                text = "lock failed!";
+                break;
             default:
                 if (show_failed_attempts && failed_attempts > 0) {
                     if (failed_attempts > 999) {
diff --git a/unlock_indicator.h b/unlock_indicator.h
@@ -11,10 +11,11 @@ typedef enum {
 } unlock_state_t;
 
 typedef enum {
-    STATE_PAM_IDLE = 0,   /* no PAM interaction at the moment */
-    STATE_PAM_VERIFY = 1, /* currently verifying the password via PAM */
-    STATE_PAM_LOCK = 2,   /* currently locking the screen */
-    STATE_PAM_WRONG = 3   /* the password was wrong */
+    STATE_PAM_IDLE = 0,          /* no PAM interaction at the moment */
+    STATE_PAM_VERIFY = 1,        /* currently verifying the password via PAM */
+    STATE_PAM_LOCK = 2,          /* currently locking the screen */
+    STATE_PAM_WRONG = 3,         /* the password was wrong */
+    STATE_I3LOCK_LOCK_FAILED = 4 /* i3lock failed to load */
 } pam_state_t;
 
 xcb_pixmap_t draw_image(uint32_t* resolution);
diff --git a/xcb.c b/xcb.c
@@ -23,6 +23,8 @@
 #include "cursors.h"
 #include "unlock_indicator.h"
 
+extern pam_state_t pam_state;
+
 xcb_connection_t *conn;
 xcb_screen_t *screen;
 
@@ -160,7 +162,7 @@ xcb_window_t open_fullscreen_window(xcb_connection_t *conn, xcb_screen_t *scr, c
 }
 
 /*
- * Repeatedly tries to grab pointer and keyboard (up to 1000 times).
+ * Repeatedly tries to grab pointer and keyboard (up to 10000 times).
  *
  */
 void grab_pointer_and_keyboard(xcb_connection_t *conn, xcb_screen_t *screen, xcb_cursor_t cursor) {
@@ -233,8 +235,14 @@ void grab_pointer_and_keyboard(xcb_connection_t *conn, xcb_screen_t *screen, xcb
         }
     }
 
-    if (tries <= 0)
+    /* After trying for 10000 times, i3lock will display an error message
+     * for 2 sec prior to terminate. */
+    if (tries <= 0) {
+        pam_state = STATE_I3LOCK_LOCK_FAILED;
+        redraw_screen();
+        sleep(1);
         errx(EXIT_FAILURE, "Cannot grab pointer/keyboard");
+    }
 }
 
 xcb_cursor_t create_cursor(xcb_connection_t *conn, xcb_screen_t *screen, xcb_window_t win, int choice) {