Rename GDK_MOD1_MASK to GDK_ALT_MASK

We've hardcoded Mod1 = Alt for a long time, there is
no need to keep the confusing naming around anymore.

34 files changed, 92 insertions, 92 deletions

diff --git a/gdk/broadway/broadway.js b/gdk/broadway/broadway.js
index 6cb576d40c..bec7343b97 100644
--- a/gdk/broadway/broadway.js
+++ b/gdk/broadway/broadway.js
@@ -78,7 +78,7 @@ const GDK_CROSSING_UNGRAB = 2;
 const GDK_SHIFT_MASK    = 1 << 0;
 const GDK_LOCK_MASK     = 1 << 1;
 const GDK_CONTROL_MASK  = 1 << 2;
-const GDK_MOD1_MASK     = 1 << 3;
+const GDK_ALT_MASK      = 1 << 3;
 const GDK_MOD2_MASK     = 1 << 4;
 const GDK_MOD3_MASK     = 1 << 5;
 const GDK_MOD4_MASK     = 1 << 6;
@@ -1383,13 +1383,13 @@ function updateKeyboardStatus() {
 }
 
 function updateForEvent(ev) {
-    lastState &= ~(GDK_SHIFT_MASK|GDK_CONTROL_MASK|GDK_MOD1_MASK);
+    lastState &= ~(GDK_SHIFT_MASK|GDK_CONTROL_MASK|GDK_ALT_MASK);
     if (ev.shiftKey)
         lastState |= GDK_SHIFT_MASK;
     if (ev.ctrlKey)
         lastState |= GDK_CONTROL_MASK;
     if (ev.altKey)
-        lastState |= GDK_MOD1_MASK;
+        lastState |= GDK_ALT_MASK;
 
     lastTimeStamp = ev.timeStamp;
 }
diff --git a/gdk/gdkevents.c b/gdk/gdkevents.c
index 5ab593eefb..b2c28b8262 100644
--- a/gdk/gdkevents.c
+++ b/gdk/gdkevents.c
@@ -2318,7 +2318,7 @@ gdk_event_get_match (GdkEvent        *event,
   accel_mods = gdk_event_get_modifier_state (event);
 
   if (accel_key == GDK_KEY_Sys_Req &&
-      (accel_mods & GDK_MOD1_MASK) != 0)
+      (accel_mods & GDK_ALT_MASK) != 0)
     {
       /* HACK: we don't want to use SysRq as a keybinding (but we do
        * want Alt+Print), so we avoid translation from Alt+Print to SysRq
diff --git a/gdk/gdkkeys.c b/gdk/gdkkeys.c
index 25e9284e3c..4a908df6ef 100644
--- a/gdk/gdkkeys.c
+++ b/gdk/gdkkeys.c
@@ -558,7 +558,7 @@ gdk_keymap_lookup_key (GdkKeymap          *keymap,
  *
  * |[<!-- language="C" -->
  * // We want to ignore irrelevant modifiers like ScrollLock
- * #define ALL_ACCELS_MASK (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK)
+ * #define ALL_ACCELS_MASK (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_ALT_MASK)
  * state = gdk_event_get_modifier_state (event);
  * gdk_keymap_translate_keyboard_state (keymap,
  *                                      gdk_key_event_get_keycode (event),
@@ -685,13 +685,13 @@ gdk_keymap_real_get_modifier_mask (GdkKeymap         *keymap,
       return GDK_CONTROL_MASK;
 
     case GDK_MODIFIER_INTENT_NO_TEXT_INPUT:
-      return GDK_MOD1_MASK | GDK_CONTROL_MASK;
+      return GDK_ALT_MASK | GDK_CONTROL_MASK;
 
     case GDK_MODIFIER_INTENT_SHIFT_GROUP:
       return 0;
 
     case GDK_MODIFIER_INTENT_DEFAULT_MOD_MASK:
-      return (GDK_SHIFT_MASK   | GDK_CONTROL_MASK | GDK_MOD1_MASK    |
+      return (GDK_SHIFT_MASK   | GDK_CONTROL_MASK | GDK_ALT_MASK    |
 	      GDK_SUPER_MASK   | GDK_HYPER_MASK   | GDK_META_MASK);
 
     default:
@@ -708,7 +708,7 @@ gdk_keymap_real_get_modifier_mask (GdkKeymap         *keymap,
  * uses for a particular purpose.
  *
  * Note that this function always returns real hardware modifiers, not
- * virtual ones (e.g. it will return #GDK_MOD1_MASK rather than
+ * virtual ones (e.g. it will return #GDK_ALT_MASK rather than
  * #GDK_META_MASK if the backend maps MOD1 to META), so there are use
  * cases where the return value of this function has to be transformed
  * by gdk_keymap_add_virtual_modifiers() in order to contain the
diff --git a/gdk/gdktypes.h b/gdk/gdktypes.h
index 69f16c40ed..4c9174388f 100644
--- a/gdk/gdktypes.h
+++ b/gdk/gdktypes.h
@@ -199,7 +199,7 @@ typedef enum
  * @GDK_LOCK_MASK: a Lock key (depending on the modifier mapping of the
  *  X server this may either be CapsLock or ShiftLock).
  * @GDK_CONTROL_MASK: the Control key.
- * @GDK_MOD1_MASK: the fourth modifier key (it depends on the modifier
+ * @GDK_ALT_MASK: the fourth modifier key (it depends on the modifier
  *  mapping of the X server which key is interpreted as this modifier, but
  *  normally it is the Alt key).
  * @GDK_MOD2_MASK: the fifth modifier key (it depends on the modifier
@@ -259,7 +259,7 @@ typedef enum
   GDK_SHIFT_MASK    = 1 << 0,
   GDK_LOCK_MASK     = 1 << 1,
   GDK_CONTROL_MASK  = 1 << 2,
-  GDK_MOD1_MASK     = 1 << 3,
+  GDK_ALT_MASK      = 1 << 3,
   GDK_MOD2_MASK     = 1 << 4,
   GDK_MOD3_MASK     = 1 << 5,
   GDK_MOD4_MASK     = 1 << 6,
diff --git a/gdk/quartz/gdkevents-quartz.c b/gdk/quartz/gdkevents-quartz.c
index 775e14ba90..49d5cc6aa0 100644
--- a/gdk/quartz/gdkevents-quartz.c
+++ b/gdk/quartz/gdkevents-quartz.c
@@ -288,7 +288,7 @@ get_keyboard_modifiers_from_ns_flags (NSUInteger nsflags)
   if (nsflags & NSControlKeyMask)
     modifiers |= GDK_CONTROL_MASK;
   if (nsflags & NSAlternateKeyMask)
-    modifiers |= GDK_MOD1_MASK;
+    modifiers |= GDK_ALT_MASK;
   if (nsflags & NSCommandKeyMask)
     modifiers |= GDK_MOD2_MASK;
 
@@ -1162,7 +1162,7 @@ fill_key_event (GdkSurface    *window,
           break;
         case GDK_KEY_Alt_R:
         case GDK_KEY_Alt_L:
-          mask = GDK_MOD1_MASK;
+          mask = GDK_ALT_MASK;
           break;
         case GDK_KEY_Control_R:
         case GDK_KEY_Control_L:
@@ -1280,7 +1280,7 @@ _gdk_quartz_events_get_current_keyboard_modifiers (void)
       if (carbon_modifiers & controlKey)
         modifiers |= GDK_CONTROL_MASK;
       if (carbon_modifiers & optionKey)
-        modifiers |= GDK_MOD1_MASK;
+        modifiers |= GDK_ALT_MASK;
       if (carbon_modifiers & cmdKey)
         modifiers |= GDK_MOD2_MASK;
 
diff --git a/gdk/quartz/gdkkeys-quartz.c b/gdk/quartz/gdkkeys-quartz.c
index 6ded6b1a34..6237d0d0cc 100644
--- a/gdk/quartz/gdkkeys-quartz.c
+++ b/gdk/quartz/gdkkeys-quartz.c
@@ -757,10 +757,10 @@ gdk_quartz_keymap_get_modifier_mask (GdkKeymap         *keymap,
       return GDK_MOD2_MASK | GDK_CONTROL_MASK;
 
     case GDK_MODIFIER_INTENT_SHIFT_GROUP:
-      return GDK_MOD1_MASK;
+      return GDK_ALT_MASK;
 
     case GDK_MODIFIER_INTENT_DEFAULT_MOD_MASK:
-      return (GDK_SHIFT_MASK   | GDK_CONTROL_MASK | GDK_MOD1_MASK    |
+      return (GDK_SHIFT_MASK   | GDK_CONTROL_MASK | GDK_ALT_MASK    |
 	      GDK_MOD2_MASK    | GDK_SUPER_MASK   | GDK_HYPER_MASK   |
 	      GDK_META_MASK);
 
diff --git a/gdk/wayland/gdkkeys-wayland.c b/gdk/wayland/gdkkeys-wayland.c
index b1992057a0..902b9a15b5 100644
--- a/gdk/wayland/gdkkeys-wayland.c
+++ b/gdk/wayland/gdkkeys-wayland.c
@@ -258,7 +258,7 @@ get_xkb_modifiers (struct xkb_keymap *xkb_keymap,
     mods |= 1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_CAPS);
   if (state & GDK_CONTROL_MASK)
     mods |= 1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_CTRL);
-  if (state & GDK_MOD1_MASK)
+  if (state & GDK_ALT_MASK)
     mods |= 1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_ALT);
   if (state & GDK_MOD2_MASK)
     mods |= 1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_NUM);
@@ -291,7 +291,7 @@ get_gdk_modifiers (struct xkb_keymap *xkb_keymap,
   if (mods & (1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_CTRL)))
     state |= GDK_CONTROL_MASK;
   if (mods & (1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_ALT)))
-    state |= GDK_MOD1_MASK;
+    state |= GDK_ALT_MASK;
   if (mods & (1 << xkb_keymap_mod_get_index (xkb_keymap, XKB_MOD_NAME_NUM)))
     state |= GDK_MOD2_MASK;
   if (mods & (1 << xkb_keymap_mod_get_index (xkb_keymap, "Mod3")))
@@ -310,7 +310,7 @@ get_gdk_modifiers (struct xkb_keymap *xkb_keymap,
    * rely on that behavior.
    */
   if (mods & (1 << xkb_keymap_mod_get_index (xkb_keymap, "Meta")) &&
-      (state & GDK_MOD1_MASK) == 0)
+      (state & GDK_ALT_MASK) == 0)
     state |= GDK_META_MASK;
 
   return state;
diff --git a/gdk/win32/gdkdevice-win32.c b/gdk/win32/gdkdevice-win32.c
index 569e31f499..dffb8d8c7d 100644
--- a/gdk/win32/gdkdevice-win32.c
+++ b/gdk/win32/gdkdevice-win32.c
@@ -79,7 +79,7 @@ get_current_mask (void)
   if (kbd[VK_CONTROL] & 0x80)
     mask |= GDK_CONTROL_MASK;
   if (kbd[VK_MENU] & 0x80)
-    mask |= GDK_MOD1_MASK;
+    mask |= GDK_ALT_MASK;
   if (kbd[VK_LBUTTON] & 0x80)
     mask |= GDK_BUTTON1_MASK;
   if (kbd[VK_MBUTTON] & 0x80)
diff --git a/gdk/win32/gdkdevice-wintab.c b/gdk/win32/gdkdevice-wintab.c
index 2823a16406..5aed3e053a 100644
--- a/gdk/win32/gdkdevice-wintab.c
+++ b/gdk/win32/gdkdevice-wintab.c
@@ -54,7 +54,7 @@ get_current_mask (void)
   if (kbd[VK_CONTROL] & 0x80)
     mask |= GDK_CONTROL_MASK;
   if (kbd[VK_MENU] & 0x80)
-    mask |= GDK_MOD1_MASK;
+    mask |= GDK_ALT_MASK;
   if (kbd[VK_LBUTTON] & 0x80)
     mask |= GDK_BUTTON1_MASK;
   if (kbd[VK_MBUTTON] & 0x80)
diff --git a/gdk/win32/gdkdevicemanager-win32.c b/gdk/win32/gdkdevicemanager-win32.c
index 393fe6d7c1..592b52a8d4 100644
--- a/gdk/win32/gdkdevicemanager-win32.c
+++ b/gdk/win32/gdkdevicemanager-win32.c
@@ -844,7 +844,7 @@ get_modifier_key_state (void)
   if (GetKeyState (VK_SHIFT) < 0)
     state |= GDK_SHIFT_MASK;
   if (GetKeyState (VK_MENU) < 0)
-    state |= GDK_MOD1_MASK;
+    state |= GDK_ALT_MASK;
   if (GetKeyState (VK_CAPITAL) & 0x1)
     state |= GDK_LOCK_MASK;
 
diff --git a/gdk/win32/gdkdrag-win32.c b/gdk/win32/gdkdrag-win32.c
index e16ca9643e..a42a497152 100644
--- a/gdk/win32/gdkdrag-win32.c
+++ b/gdk/win32/gdkdrag-win32.c
@@ -1869,7 +1869,7 @@ manufacture_keystate_from_GMT (GdkModifierType state)
 {
   DWORD key_state = 0;
 
-  if (state & GDK_MOD1_MASK)
+  if (state & GDK_ALT_MASK)
     key_state |= MK_ALT;
   if (state & GDK_CONTROL_MASK)
     key_state |= MK_CONTROL;
@@ -2415,22 +2415,22 @@ gdk_dnd_handle_key_event (GdkDrag  *drag,
 
         case GDK_KEY_Up:
         case GDK_KEY_KP_Up:
-          dy = (state & GDK_MOD1_MASK) ? -BIG_STEP : -SMALL_STEP;
+          dy = (state & GDK_ALT_MASK) ? -BIG_STEP : -SMALL_STEP;
           break;
 
         case GDK_KEY_Down:
         case GDK_KEY_KP_Down:
-          dy = (state & GDK_MOD1_MASK) ? BIG_STEP : SMALL_STEP;
+          dy = (state & GDK_ALT_MASK) ? BIG_STEP : SMALL_STEP;
           break;
 
         case GDK_KEY_Left:
         case GDK_KEY_KP_Left:
-          dx = (state & GDK_MOD1_MASK) ? -BIG_STEP : -SMALL_STEP;
+          dx = (state & GDK_ALT_MASK) ? -BIG_STEP : -SMALL_STEP;
           break;
 
         case GDK_KEY_Right:
         case GDK_KEY_KP_Right:
-          dx = (state & GDK_MOD1_MASK) ? BIG_STEP : SMALL_STEP;
+          dx = (state & GDK_ALT_MASK) ? BIG_STEP : SMALL_STEP;
           break;
         }
     }
diff --git a/gdk/win32/gdkevents-win32.c b/gdk/win32/gdkevents-win32.c
index b163667a77..fb2867ec83 100644
--- a/gdk/win32/gdkevents-win32.c
+++ b/gdk/win32/gdkevents-win32.c
@@ -662,14 +662,14 @@ build_key_event_state (BYTE *key_state)
       if (key_state[VK_RCONTROL] & 0x80)
 	state |= GDK_CONTROL_MASK;
       if (key_state[VK_LMENU] & 0x80)
-	state |= GDK_MOD1_MASK;
+	state |= GDK_ALT_MASK;
     }
   else
     {
       if (key_state[VK_CONTROL] & 0x80)
 	state |= GDK_CONTROL_MASK;
       if (key_state[VK_MENU] & 0x80)
-	state |= GDK_MOD1_MASK;
+	state |= GDK_ALT_MASK;
     }
 
   return state;
@@ -724,7 +724,7 @@ build_pointer_event_state (MSG *msg)
     state |= GDK_SHIFT_MASK;
 
   if (GetKeyState (VK_MENU) < 0)
-    state |= GDK_MOD1_MASK;
+    state |= GDK_ALT_MASK;
 
   if (GetKeyState (VK_CAPITAL) & 0x1)
     state |= GDK_LOCK_MASK;
@@ -741,7 +741,7 @@ print_event_state (guint state)
   CASE (SHIFT);
   CASE (LOCK);
   CASE (CONTROL);
-  CASE (MOD1);
+  CASE (ALT);
   CASE (MOD2);
   CASE (MOD3);
   CASE (MOD4);
@@ -2326,9 +2326,9 @@ gdk_event_translate (MSG  *msg,
       both_shift_pressed[0] = both_shift_pressed[1] = 0;
     }
 
-      /* Reset MOD1_MASK if it is the Alt key itself */
+      /* Reset ALT_MASK if it is the Alt key itself */
       if (msg->wParam == VK_MENU)
-	state &= ~GDK_MOD1_MASK;
+	state &= ~GDK_ALT_MASK;
 
       event = gdk_event_key_new ((msg->message == WM_KEYDOWN || msg->message == WM_SYSKEYDOWN)
                                    ? GDK_KEY_PRESS
diff --git a/gdk/x11/gdkdrag-x11.c b/gdk/x11/gdkdrag-x11.c
index f2856b891b..6aefc9466a 100644
--- a/gdk/x11/gdkdrag-x11.c
+++ b/gdk/x11/gdkdrag-x11.c
@@ -2148,7 +2148,7 @@ gdk_drag_get_current_actions (GdkModifierType  state,
     {
       *possible_actions = actions;
 
-      if ((state & (GDK_MOD1_MASK)) && (actions & GDK_ACTION_ASK))
+      if ((state & (GDK_ALT_MASK)) && (actions & GDK_ACTION_ASK))
         *suggested_action = GDK_ACTION_ASK;
       else if (actions & GDK_ACTION_COPY)
         *suggested_action =  GDK_ACTION_COPY;
@@ -2237,22 +2237,22 @@ gdk_dnd_handle_key_event (GdkDrag           *drag,
 
         case GDK_KEY_Up:
         case GDK_KEY_KP_Up:
-          dy = (state & GDK_MOD1_MASK) ? -BIG_STEP : -SMALL_STEP;
+          dy = (state & GDK_ALT_MASK) ? -BIG_STEP : -SMALL_STEP;
           break;
 
         case GDK_KEY_Down:
         case GDK_KEY_KP_Down:
-          dy = (state & GDK_MOD1_MASK) ? BIG_STEP : SMALL_STEP;
+          dy = (state & GDK_ALT_MASK) ? BIG_STEP : SMALL_STEP;
           break;
 
         case GDK_KEY_Left:
         case GDK_KEY_KP_Left:
-          dx = (state & GDK_MOD1_MASK) ? -BIG_STEP : -SMALL_STEP;
+          dx = (state & GDK_ALT_MASK) ? -BIG_STEP : -SMALL_STEP;
           break;
 
         case GDK_KEY_Right:
         case GDK_KEY_KP_Right:
-          dx = (state & GDK_MOD1_MASK) ? BIG_STEP : SMALL_STEP;
+          dx = (state & GDK_ALT_MASK) ? BIG_STEP : SMALL_STEP;
           break;
 
         default:
diff --git a/gdk/x11/gdkkeys-x11.c b/gdk/x11/gdkkeys-x11.c
index 65e40f4bdf..199d600b70 100644
--- a/gdk/x11/gdkkeys-x11.c
+++ b/gdk/x11/gdkkeys-x11.c
@@ -401,7 +401,7 @@ update_keymaps (GdkX11Keymap *keymap_x11)
 
           keymap_x11->modmap[i / keymap_x11->mod_keymap->max_keypermod] |= mask;
 
-          /* The fourth modifier, GDK_MOD1_MASK is 1 << 3.
+          /* The fourth modifier, GDK_ALT_MASK is 1 << 3.
            * Each group of max_keypermod entries refers to the same modifier.
            */
           mask = 1 << (i / keymap_x11->mod_keymap->max_keypermod);
@@ -427,7 +427,7 @@ update_keymaps (GdkX11Keymap *keymap_x11)
 
             case GDK_CONTROL_MASK:
             case GDK_SHIFT_MASK:
-            case GDK_MOD1_MASK:
+            case GDK_ALT_MASK:
               /* Some keyboard maps are known to map Mode_Switch as an
                * extra Mod1 key. In circumstances like that, it won't be
                * used to switch groups.
diff --git a/gtk/a11y/gtkbuttonaccessible.c b/gtk/a11y/gtkbuttonaccessible.c
index 1a2e85e9f2..d296699ee2 100644
--- a/gtk/a11y/gtkbuttonaccessible.c
+++ b/gtk/a11y/gtkbuttonaccessible.c
@@ -267,7 +267,7 @@ gtk_button_accessible_get_keybinding (AtkAction *action,
     {
       key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
       if (key_val != GDK_KEY_VoidSymbol)
-        return_value = gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+        return_value = gtk_accelerator_name (key_val, GDK_ALT_MASK);
     }
   if (return_value == NULL)
     {
@@ -294,7 +294,7 @@ gtk_button_accessible_get_keybinding (AtkAction *action,
         {
           key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
           if (key_val != GDK_KEY_VoidSymbol)
-            return_value = gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+            return_value = gtk_accelerator_name (key_val, GDK_ALT_MASK);
         }
     }
   return return_value;
diff --git a/gtk/a11y/gtkcomboboxaccessible.c b/gtk/a11y/gtkcomboboxaccessible.c
index 1c6b294ab2..b98a71a6f2 100644
--- a/gtk/a11y/gtkcomboboxaccessible.c
+++ b/gtk/a11y/gtkcomboboxaccessible.c
@@ -287,7 +287,7 @@ gtk_combo_box_accessible_get_keybinding (AtkAction *action,
     {
       key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
       if (key_val != GDK_KEY_VoidSymbol)
-        return_value = gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+        return_value = gtk_accelerator_name (key_val, GDK_ALT_MASK);
     }
 
   return return_value;
diff --git a/gtk/a11y/gtkentryaccessible.c b/gtk/a11y/gtkentryaccessible.c
index 01bd1c9ac2..324a79f31c 100644
--- a/gtk/a11y/gtkentryaccessible.c
+++ b/gtk/a11y/gtkentryaccessible.c
@@ -1533,7 +1533,7 @@ gtk_entry_accessible_get_keybinding (AtkAction *action,
     {
       key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
       if (key_val != GDK_KEY_VoidSymbol)
-        return gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+        return gtk_accelerator_name (key_val, GDK_ALT_MASK);
     }
 
   return NULL;
diff --git a/gtk/a11y/gtkexpanderaccessible.c b/gtk/a11y/gtkexpanderaccessible.c
index 6986e50899..d2bd0d9bce 100644
--- a/gtk/a11y/gtkexpanderaccessible.c
+++ b/gtk/a11y/gtkexpanderaccessible.c
@@ -258,7 +258,7 @@ gtk_expander_accessible_get_keybinding (AtkAction *action,
 
       key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
       if (key_val != GDK_KEY_VoidSymbol)
-        return_value = gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+        return_value = gtk_accelerator_name (key_val, GDK_ALT_MASK);
     }
 
   return return_value;
diff --git a/gtk/a11y/gtktextaccessible.c b/gtk/a11y/gtktextaccessible.c
index 4d086b83c7..ea20e4bde1 100644
--- a/gtk/a11y/gtktextaccessible.c
+++ b/gtk/a11y/gtktextaccessible.c
@@ -963,7 +963,7 @@ gtk_text_accessible_get_keybinding (AtkAction *action,
     {
       key_val = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
       if (key_val != GDK_KEY_VoidSymbol)
-        return gtk_accelerator_name (key_val, GDK_MOD1_MASK);
+        return gtk_accelerator_name (key_val, GDK_ALT_MASK);
     }
 
   return NULL;
diff --git a/gtk/gtkaccelgroup.c b/gtk/gtkaccelgroup.c
index 2b544737af..6a1e5a5bec 100644
--- a/gtk/gtkaccelgroup.c
+++ b/gtk/gtkaccelgroup.c
@@ -338,7 +338,7 @@ gtk_accelerator_parse_with_keycode (const gchar     *accelerator,
           else if (len >= 6 && is_modx (accelerator))
             {
               static const guint mod_vals[] = {
-                GDK_MOD1_MASK, GDK_MOD2_MASK, GDK_MOD3_MASK,
+                GDK_ALT_MASK, GDK_MOD2_MASK, GDK_MOD3_MASK,
                 GDK_MOD4_MASK, GDK_MOD5_MASK
               };
 
@@ -357,7 +357,7 @@ gtk_accelerator_parse_with_keycode (const gchar     *accelerator,
             {
               accelerator += 5;
               len -= 5;
-              mods |= GDK_MOD1_MASK;
+              mods |= GDK_ALT_MASK;
             }
           else if (len >= 6 && is_meta (accelerator))
             {
@@ -598,7 +598,7 @@ gtk_accelerator_name (guint           accelerator_key,
   static const gchar text_primary[] = "<Primary>";
   static const gchar text_shift[] = "<Shift>";
   static const gchar text_control[] = "<Control>";
-  static const gchar text_mod1[] = "<Alt>";
+  static const gchar text_alt[] = "<Alt>";
   static const gchar text_mod2[] = "<Mod2>";
   static const gchar text_mod3[] = "<Mod3>";
   static const gchar text_mod4[] = "<Mod4>";
@@ -628,8 +628,8 @@ gtk_accelerator_name (guint           accelerator_key,
     l += sizeof (text_shift) - 1;
   if (accelerator_mods & GDK_CONTROL_MASK)
     l += sizeof (text_control) - 1;
-  if (accelerator_mods & GDK_MOD1_MASK)
-    l += sizeof (text_mod1) - 1;
+  if (accelerator_mods & GDK_ALT_MASK)
+    l += sizeof (text_alt) - 1;
   if (accelerator_mods & GDK_MOD2_MASK)
     l += sizeof (text_mod2) - 1;
   if (accelerator_mods & GDK_MOD3_MASK)
@@ -667,10 +667,10 @@ gtk_accelerator_name (guint           accelerator_key,
       strcpy (accelerator + l, text_control);
       l += sizeof (text_control) - 1;
     }
-  if (accelerator_mods & GDK_MOD1_MASK)
+  if (accelerator_mods & GDK_ALT_MASK)
     {
-      strcpy (accelerator + l, text_mod1);
-      l += sizeof (text_mod1) - 1;
+      strcpy (accelerator + l, text_alt);
+      l += sizeof (text_alt) - 1;
     }
   if (accelerator_mods & GDK_MOD2_MASK)
     {
@@ -945,7 +945,7 @@ gtk_accelerator_print_label (GString        *gstring,
       seen_mod = TRUE;
     }
 
-  if (accelerator_mods & GDK_MOD1_MASK)
+  if (accelerator_mods & GDK_ALT_MASK)
     {
       if (seen_mod)
         append_separator (gstring);
@@ -1098,7 +1098,7 @@ gtk_accelerator_print_label (GString        *gstring,
  * Sets the modifiers that will be considered significant for keyboard
  * accelerators. The default mod mask depends on the GDK backend in use,
  * but will typically include #GDK_CONTROL_MASK | #GDK_SHIFT_MASK |
- * #GDK_MOD1_MASK | #GDK_SUPER_MASK | #GDK_HYPER_MASK | #GDK_META_MASK.
+ * #GDK_ALT_MASK | #GDK_SUPER_MASK | #GDK_HYPER_MASK | #GDK_META_MASK.
  * In other words, Control, Shift, Alt, Super, Hyper and Meta. Other
  * modifiers will by default be ignored by #GtkAccelGroup.
  *
@@ -1112,7 +1112,7 @@ void
 gtk_accelerator_set_default_mod_mask (GdkModifierType default_mod_mask)
 {
   default_accel_mod_mask = (default_mod_mask & GDK_MODIFIER_MASK) |
-    (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK);
+    (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_ALT_MASK);
 }
 
 /**
@@ -1135,7 +1135,7 @@ gtk_accelerator_get_default_mod_mask (void)
       display = gdk_display_get_default ();
 
       if (!display)
-        return GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK;
+        return GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_ALT_MASK;
 
       default_accel_mod_mask =
           gdk_display_get_modifier_mask (display,
diff --git a/gtk/gtkapplication-quartz-menu.c b/gtk/gtkapplication-quartz-menu.c
index 4a8a135c0e..9b72b8e3c2 100644
--- a/gtk/gtkapplication-quartz-menu.c
+++ b/gtk/gtkapplication-quartz-menu.c
@@ -346,7 +346,7 @@ icon_loaded (GObject      *object,
         modifiers |= NSShiftKeyMask;
       if (mask & GDK_CONTROL_MASK)
         modifiers |= NSControlKeyMask;
-      if (mask & GDK_MOD1_MASK)
+      if (mask & GDK_ALT_MASK)
         modifiers |= NSAlternateKeyMask;
       if (mask & GDK_META_MASK)
         modifiers |= NSCommandKeyMask;
diff --git a/gtk/gtkcolorplane.c b/gtk/gtkcolorplane.c
index a11b0752e2..bbe7ac0f2d 100644
--- a/gtk/gtkcolorplane.c
+++ b/gtk/gtkcolorplane.c
@@ -321,7 +321,7 @@ key_controller_key_pressed (GtkEventControllerKey *controller,
   GtkColorPlane *plane = GTK_COLOR_PLANE (widget);
   gdouble step;
 
-  if ((state & GDK_MOD1_MASK) != 0)
+  if ((state & GDK_ALT_MASK) != 0)
     step = 0.1;
   else
     step = 0.01;
diff --git a/gtk/gtkcombobox.c b/gtk/gtkcombobox.c
index c1e97debb0..47e3f0cd5b 100644
--- a/gtk/gtkcombobox.c
+++ b/gtk/gtkcombobox.c
@@ -561,20 +561,20 @@ gtk_combo_box_class_init (GtkComboBoxClass *klass)
 
   /* key bindings */
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_Down, GDK_MOD1_MASK,
+                                       GDK_KEY_Down, GDK_ALT_MASK,
                                        "popup",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_KP_Down, GDK_MOD1_MASK,
+                                       GDK_KEY_KP_Down, GDK_ALT_MASK,
                                        "popup",
                                        NULL);
 
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_Up, GDK_MOD1_MASK,
+                                       GDK_KEY_Up, GDK_ALT_MASK,
                                        "popdown",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_KP_Up, GDK_MOD1_MASK,
+                                       GDK_KEY_KP_Up, GDK_ALT_MASK,
                                        "popdown",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
diff --git a/gtk/gtkfilechooserwidget.c b/gtk/gtkfilechooserwidget.c
index f62b861e71..689c8e9eb1 100644
--- a/gtk/gtkfilechooserwidget.c
+++ b/gtk/gtkfilechooserwidget.c
@@ -7500,29 +7500,29 @@ gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
                                        NULL);
 
   add_normal_and_shifted_binding (widget_class,
-                                  GDK_KEY_Up, GDK_MOD1_MASK,
+                                  GDK_KEY_Up, GDK_ALT_MASK,
                                   "up-folder");
   add_normal_and_shifted_binding (widget_class,
-                                  GDK_KEY_KP_Up, GDK_MOD1_MASK,
+                                  GDK_KEY_KP_Up, GDK_ALT_MASK,
                                   "up-folder");
 
   add_normal_and_shifted_binding (widget_class,
-                                  GDK_KEY_Down, GDK_MOD1_MASK,
+                                  GDK_KEY_Down, GDK_ALT_MASK,
                                   "down-folder");
   add_normal_and_shifted_binding (widget_class,
-                                  GDK_KEY_KP_Down, GDK_MOD1_MASK,
+                                  GDK_KEY_KP_Down, GDK_ALT_MASK,
                                   "down-folder");
 
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_Home, GDK_MOD1_MASK,
+                                       GDK_KEY_Home, GDK_ALT_MASK,
                                        "home-folder",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_KP_Home, GDK_MOD1_MASK,
+                                       GDK_KEY_KP_Home, GDK_ALT_MASK,
                                        "home-folder",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_d, GDK_MOD1_MASK,
+                                       GDK_KEY_d, GDK_ALT_MASK,
                                        "desktop-folder",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
@@ -7530,7 +7530,7 @@ gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
                                        "show-hidden",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_s, GDK_MOD1_MASK,
+                                       GDK_KEY_s, GDK_ALT_MASK,
                                        "search-shortcut",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
@@ -7538,11 +7538,11 @@ gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
                                        "search-shortcut",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_r, GDK_MOD1_MASK,
+                                       GDK_KEY_r, GDK_ALT_MASK,
                                        "recent-shortcut",
                                        NULL);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_p, GDK_MOD1_MASK,
+                                       GDK_KEY_p, GDK_ALT_MASK,
                                        "places-shortcut",
                                        NULL);
   gtk_widget_class_add_binding (widget_class,
@@ -7564,7 +7564,7 @@ gtk_file_chooser_widget_class_init (GtkFileChooserWidgetClass *class)
 
   for (i = 0; i < G_N_ELEMENTS (quick_bookmark_keyvals); i++)
     gtk_widget_class_add_binding_signal (widget_class,
-                                         quick_bookmark_keyvals[i], GDK_MOD1_MASK,
+                                         quick_bookmark_keyvals[i], GDK_ALT_MASK,
                                          "quick-bookmark",
                                          "(i)", i);
 
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index 9bcdec32e9..2bba929146 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -1090,10 +1090,10 @@ gtk_label_class_init (GtkLabelClass *class)
 				       "move-cursor",
                                        "(iib)", GTK_MOVEMENT_PARAGRAPH_ENDS, 0, FALSE);
 
-  add_move_binding (widget_class, GDK_KEY_f, GDK_MOD1_MASK,
+  add_move_binding (widget_class, GDK_KEY_f, GDK_ALT_MASK,
 		    GTK_MOVEMENT_WORDS, 1);
 
-  add_move_binding (widget_class, GDK_KEY_b, GDK_MOD1_MASK,
+  add_move_binding (widget_class, GDK_KEY_b, GDK_ALT_MASK,
 		    GTK_MOVEMENT_WORDS, -1);
 
   add_move_binding (widget_class, GDK_KEY_Home, 0,
diff --git a/gtk/gtknotebook.c b/gtk/gtknotebook.c
index 3dd45e6535..57f90c8338 100644
--- a/gtk/gtknotebook.c
+++ b/gtk/gtknotebook.c
@@ -968,11 +968,11 @@ add_reorder_bindings (GtkWidgetClass   *widget_class,
   guint keypad_keysym = keysym - GDK_KEY_Left + GDK_KEY_KP_Left;
 
   gtk_widget_class_add_binding_signal (widget_class,
-                                       keysym, GDK_MOD1_MASK,
+                                       keysym, GDK_ALT_MASK,
                                        "reorder_tab",
                                        "(ib)", direction, move_to_last);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       keypad_keysym, GDK_MOD1_MASK,
+                                       keypad_keysym, GDK_ALT_MASK,
                                        "reorder_tab",
                                        "(ib)", direction, move_to_last);
 }
@@ -1349,11 +1349,11 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                                        "(i)", 1);
 
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_Page_Up, GDK_CONTROL_MASK | GDK_MOD1_MASK,
+                                       GDK_KEY_Page_Up, GDK_CONTROL_MASK | GDK_ALT_MASK,
                                        "change-current-page",
                                        "(i)", -1);
   gtk_widget_class_add_binding_signal (widget_class,
-                                       GDK_KEY_Page_Down, GDK_CONTROL_MASK | GDK_MOD1_MASK,
+                                       GDK_KEY_Page_Down, GDK_CONTROL_MASK | GDK_ALT_MASK,
                                        "change-current-page",
                                        "(i)", 1);
 
diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index cdcffab742..934a834762 100644
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -3061,7 +3061,7 @@ on_key_pressed (GtkEventControllerKey *controller,
         }
 
       if (keyval == GDK_KEY_Down &&
-          (state & modifiers) == GDK_MOD1_MASK)
+          (state & modifiers) == GDK_ALT_MASK)
         return eject_or_unmount_selection (sidebar);
 
       if ((keyval == GDK_KEY_Delete ||
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index 1c90dc2af9..0f598fa74e 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -600,7 +600,7 @@ gtk_popover_has_mnemonic_modifier_pressed (GtkPopover *popover)
       GdkModifierType mask;
 
       gdk_device_get_state (dev, priv->surface, NULL, &mask);
-      if ((mask & gtk_accelerator_get_default_mod_mask ()) == GDK_MOD1_MASK)
+      if ((mask & gtk_accelerator_get_default_mod_mask ()) == GDK_ALT_MASK)
         {
           retval = TRUE;
           break;
@@ -678,7 +678,7 @@ update_mnemonics_visible (GtkPopover      *popover,
     return;
 
   if ((keyval == GDK_KEY_Alt_L || keyval == GDK_KEY_Alt_R) &&
-      ((state & (gtk_accelerator_get_default_mod_mask ()) & ~(GDK_MOD1_MASK)) == 0))
+      ((state & (gtk_accelerator_get_default_mod_mask ()) & ~(GDK_ALT_MASK)) == 0))
     {
       if (visible)
         gtk_popover_schedule_mnemonics_visible (popover);
diff --git a/gtk/gtksearchentry.c b/gtk/gtksearchentry.c
index 93073e70b7..b8c224dd84 100644
--- a/gtk/gtksearchentry.c
+++ b/gtk/gtksearchentry.c
@@ -550,7 +550,7 @@ gtk_search_entry_is_keynav (guint           keyval,
       keyval == GDK_KEY_End       || keyval == GDK_KEY_KP_End ||
       keyval == GDK_KEY_Page_Up   || keyval == GDK_KEY_KP_Page_Up ||
       keyval == GDK_KEY_Page_Down || keyval == GDK_KEY_KP_Page_Down ||
-      ((state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)) != 0))
+      ((state & (GDK_CONTROL_MASK | GDK_ALT_MASK)) != 0))
         return TRUE;
 
   /* Other navigation events should get automatically
diff --git a/gtk/gtkshortcutcontroller.c b/gtk/gtkshortcutcontroller.c
index 9a817ac286..6398b04831 100644
--- a/gtk/gtkshortcutcontroller.c
+++ b/gtk/gtkshortcutcontroller.c
@@ -513,7 +513,7 @@ gtk_shortcut_controller_class_init (GtkShortcutControllerClass *klass)
                           P_("Mnemonic modifers"),
                           P_("The modifiers to be pressed to allow mnemonics activation"),
                           GDK_TYPE_MODIFIER_TYPE,
-                          GDK_MOD1_MASK,
+                          GDK_ALT_MASK,
                           G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS);
 
   /**
@@ -547,7 +547,7 @@ gtk_shortcut_controller_class_init (GtkShortcutControllerClass *klass)
 static void
 gtk_shortcut_controller_init (GtkShortcutController *self)
 {
-  self->mnemonics_modifiers = GDK_MOD1_MASK;
+  self->mnemonics_modifiers = GDK_ALT_MASK;
 }
 
 void
diff --git a/gtk/gtkshortcutlabel.c b/gtk/gtkshortcutlabel.c
index 90471af3ee..6062d9db04 100644
--- a/gtk/gtkshortcutlabel.c
+++ b/gtk/gtkshortcutlabel.c
@@ -137,7 +137,7 @@ get_labels (guint key, GdkModifierType modifier, guint *n_mods)
     labels[i++] = C_("keyboard label", "Shift");
   if (modifier & GDK_CONTROL_MASK)
     labels[i++] = C_("keyboard label", "Ctrl");
-  if (modifier & GDK_MOD1_MASK)
+  if (modifier & GDK_ALT_MASK)
     labels[i++] = C_("keyboard label", "Alt");
   if (modifier & GDK_MOD2_MASK)
     labels[i++] = "Mod2";
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 548034619c..36449aba41 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -5348,7 +5348,7 @@ gtk_tree_view_key_controller_key_pressed (GtkEventControllerKey *key,
         }
 
       if (focus_column &&
-          (state & GDK_SHIFT_MASK) && (state & GDK_MOD1_MASK) &&
+          (state & GDK_SHIFT_MASK) && (state & GDK_ALT_MASK) &&
           (keyval == GDK_KEY_Left || keyval == GDK_KEY_KP_Left
            || keyval == GDK_KEY_Right || keyval == GDK_KEY_KP_Right))
         {
@@ -5380,7 +5380,7 @@ gtk_tree_view_key_controller_key_pressed (GtkEventControllerKey *key,
         }
 
       if (focus_column &&
-          (state & GDK_MOD1_MASK) &&
+          (state & GDK_ALT_MASK) &&
           (keyval == GDK_KEY_Left || keyval == GDK_KEY_KP_Left
            || keyval == GDK_KEY_Right || keyval == GDK_KEY_KP_Right
            || keyval == GDK_KEY_Home || keyval == GDK_KEY_KP_Home
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index d7a62f52ab..42135b8bb9 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -5238,7 +5238,7 @@ gtk_window_has_mnemonic_modifier_pressed (GtkWindow *window)
       GdkModifierType mask;
 
       gdk_device_get_state (dev, priv->surface, NULL, &mask);
-      if ((mask & gtk_accelerator_get_default_mod_mask ()) == GDK_MOD1_MASK)
+      if ((mask & gtk_accelerator_get_default_mod_mask ()) == GDK_ALT_MASK)
         {
           retval = TRUE;
           break;
@@ -5287,7 +5287,7 @@ update_mnemonics_visible (GtkWindow       *window,
                           gboolean         visible)
 {
   if ((keyval == GDK_KEY_Alt_L || keyval == GDK_KEY_Alt_R) &&
-      ((state & (gtk_accelerator_get_default_mod_mask ()) & ~(GDK_MOD1_MASK)) == 0))
+      ((state & (gtk_accelerator_get_default_mod_mask ()) & ~(GDK_ALT_MASK)) == 0))
     {
       if (visible)
         _gtk_window_schedule_mnemonics_visible (window);
diff --git a/testsuite/gtk/shortcuts.c b/testsuite/gtk/shortcuts.c
index 5e084b61da..56f3a2d286 100644
--- a/testsuite/gtk/shortcuts.c
+++ b/testsuite/gtk/shortcuts.c
@@ -171,7 +171,7 @@ test_trigger_parse_keyval (void)
     guint keyval;
     int trigger_type;
   } tests[] = {
-    { "<Primary><Alt>z", GDK_CONTROL_MASK | GDK_MOD1_MASK, 'z' },
+    { "<Primary><Alt>z", GDK_CONTROL_MASK | GDK_ALT_MASK, 'z' },
     { "<Control>U", GDK_CONTROL_MASK, 'u' },
     { "<Hyper>x", GDK_HYPER_MASK, 'x' },
     { "<Meta>y", GDK_META_MASK, 'y' },