From e1207c708ea569928c87052b7583fbfd94b3ab27 Mon Sep 17 00:00:00 2001
From: Pekka Paalanen <ppaalanen@gmail.com>
Date: Fri, 16 Dec 2011 12:02:09 +0200
Subject: [PATCH] window: destroy all inputs on display_destroy()

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
---
 clients/window.c | 83 +++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 65 insertions(+), 18 deletions(-)

diff --git a/clients/window.c b/clients/window.c
index 9b557dd6..bead68f6 100644
--- a/clients/window.c
+++ b/clients/window.c
@@ -1333,6 +1333,22 @@ window_handle_key(void *data, struct wl_input_device *input_device,
 				       window->user_data);
 }
 
+static void
+remove_pointer_focus(struct input *input, uint32_t time)
+{
+	struct window *window = input->pointer_focus;
+
+	if (!window)
+		return;
+
+	window_set_focus_item(window, NULL);
+
+	if (window->leave_handler)
+		window->leave_handler(window, input, time, window->user_data);
+	input->pointer_focus = NULL;
+	input->current_pointer_image = POINTER_UNSET;
+}
+
 static void
 window_handle_pointer_focus(void *data,
 			    struct wl_input_device *input_device,
@@ -1345,15 +1361,8 @@ window_handle_pointer_focus(void *data,
 	int pointer;
 
 	window = input->pointer_focus;
-	if (window && window->surface != surface) {
-		window_set_focus_item(window, NULL);
-
-		if (window->leave_handler)
-			window->leave_handler(window, input,
-					      time, window->user_data);
-		input->pointer_focus = NULL;
-		input->current_pointer_image = POINTER_UNSET;
-	}
+	if (window && window->surface != surface)
+		remove_pointer_focus(input, time);
 
 	if (surface) {
 		input->pointer_focus = wl_surface_get_user_data(surface);
@@ -1378,6 +1387,22 @@ window_handle_pointer_focus(void *data,
 	}
 }
 
+static void
+remove_keyboard_focus(struct input *input)
+{
+	struct window *window = input->keyboard_focus;
+
+	if (!window)
+		return;
+
+	window->keyboard_device = NULL;
+	if (window->keyboard_focus_handler)
+		(*window->keyboard_focus_handler)(window, NULL,
+						  window->user_data);
+
+	input->keyboard_focus = NULL;
+}
+
 static void
 window_handle_keyboard_focus(void *data,
 			     struct wl_input_device *input_device,
@@ -1386,21 +1411,14 @@ window_handle_keyboard_focus(void *data,
 			     struct wl_array *keys)
 {
 	struct input *input = data;
-	struct window *window = input->keyboard_focus;
+	struct window *window;
 	struct display *d = input->display;
 	uint32_t *k, *end;
 
-	if (window) {
-		window->keyboard_device = NULL;
-		if (window->keyboard_focus_handler)
-			(*window->keyboard_focus_handler)(window, NULL,
-							  window->user_data);
-	}
+	remove_keyboard_focus(input);
 
 	if (surface)
 		input->keyboard_focus = wl_surface_get_user_data(surface);
-	else
-		input->keyboard_focus = NULL;
 
 	end = keys->data + keys->size;
 	input->modifiers = 0;
@@ -2318,6 +2336,24 @@ display_add_input(struct display *d, uint32_t id)
 				    &data_device_listener, input);
 }
 
+static void
+input_destroy(struct input *input)
+{
+	remove_keyboard_focus(input);
+	remove_pointer_focus(input, 0);
+
+	if (input->drag_offer)
+		data_offer_destroy(input->drag_offer);
+
+	if (input->selection_offer)
+		data_offer_destroy(input->selection_offer);
+
+	wl_data_device_destroy(input->data_device);
+	wl_list_remove(&input->link);
+	wl_input_device_destroy(input->input_device);
+	free(input);
+}
+
 static void
 display_handle_global(struct wl_display *display, uint32_t id,
 		      const char *interface, uint32_t version, void *data)
@@ -2604,6 +2640,16 @@ display_destroy_outputs(struct display *display)
 		output_destroy(output);
 }
 
+static void
+display_destroy_inputs(struct display *display)
+{
+	struct input *tmp;
+	struct input *input;
+
+	wl_list_for_each_safe(input, tmp, &display->input_list, link)
+		input_destroy(input);
+}
+
 void
 display_destroy(struct display *display)
 {
@@ -2614,6 +2660,7 @@ display_destroy(struct display *display)
 		fprintf(stderr, "toytoolkit warning: deferred tasks exist.\n");
 
 	display_destroy_outputs(display);
+	display_destroy_inputs(display);
 
 	fini_xkb(display);
 	fini_egl(display);