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[PULL,1/9] sdl2: fix hotkey keyup

Message ID 20180222102317.25776-2-kraxel@redhat.com
State New
Headers show
Series [PULL,1/9] sdl2: fix hotkey keyup | expand

Commit Message

Gerd Hoffmann Feb. 22, 2018, 10:23 a.m. UTC 
After some hotkey was pressed sdl2 doesn't forward the first modifier
keyup event to the guest, resulting in stuck modifier keys.

Fix the logic in handle_keyup().  Also gui_key_modifier_pressed doesn't
need to be a global variable.

Reported-by: Howard Spoelstra <hsp.cat7@gmail.com>
Tested-by: Howard Spoelstra <hsp.cat7@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-id: 20180220150444.784-1-kraxel@redhat.com
---
 ui/sdl2.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)
diff mbox series

Patch

diff --git a/ui/sdl2.c b/ui/sdl2.c
index 6e96a4a24c..b5a0fa1d13 100644
--- a/ui/sdl2.c
+++ b/ui/sdl2.c
@@ -39,7 +39,6 @@  static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
 
 static int gui_saved_grab;
 static int gui_fullscreen;
-static int gui_key_modifier_pressed;
 static int gui_keysym;
 static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
 static SDL_Cursor *sdl_cursor_normal;
@@ -331,8 +330,7 @@  static void handle_keydown(SDL_Event *ev)
 {
     int win;
     struct sdl2_console *scon = get_scon_from_window(ev->key.windowID);
-
-    gui_key_modifier_pressed = get_mod_state();
+    int gui_key_modifier_pressed = get_mod_state();
 
     if (!scon->ignore_hotkeys && gui_key_modifier_pressed && !ev->key.repeat) {
         switch (ev->key.keysym.scancode) {
@@ -413,18 +411,12 @@  static void handle_keydown(SDL_Event *ev)
 
 static void handle_keyup(SDL_Event *ev)
 {
-    int mod_state;
     struct sdl2_console *scon = get_scon_from_window(ev->key.windowID);
+    int gui_key_modifier_pressed = get_mod_state();
 
     scon->ignore_hotkeys = false;
 
-    if (!alt_grab) {
-        mod_state = (ev->key.keysym.mod & gui_grab_code);
-    } else {
-        mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT));
-    }
-    if (!mod_state && gui_key_modifier_pressed) {
-        gui_key_modifier_pressed = 0;
+    if (!gui_key_modifier_pressed) {
         gui_keysym = 0;
     }
     if (!gui_keysym) {