src/events/SDL_windowevents.c
author Sam Lantinga <slouken@libsdl.org>
Fri, 11 Feb 2011 00:25:44 -0800
changeset 5249 7a963be087ef
parent 5166 4d39eeaad00b
child 5261 595814f561f7
permissions -rw-r--r--
Mostly fixed fullscreen mode on Mac OS X, and you can toggle it on and off. There are still some problems with the ConvertNSRect() calculations when switching video modes, which causes wierd window positioning issues, and the fullscreen window is still minimized on exit.
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2010 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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/* Window event handling code for SDL */
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#include "SDL_events.h"
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#include "SDL_events_c.h"
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#include "SDL_mouse_c.h"
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#include "../video/SDL_sysvideo.h"
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static int
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RemovePendingSizeEvents(void * userdata, SDL_Event *event)
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{
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    SDL_Event *new_event = (SDL_Event *)userdata;
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    if (event->type == SDL_WINDOWEVENT &&
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        event->window.event == SDL_WINDOWEVENT_RESIZED &&
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        event->window.windowID == new_event->window.windowID) {
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        /* We're about to post a new size event, drop the old one */
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        return 0;
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    }
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    return 1;
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}
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static int
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RemovePendingMoveEvents(void * userdata, SDL_Event *event)
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{
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    SDL_Event *new_event = (SDL_Event *)userdata;
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    if (event->type == SDL_WINDOWEVENT &&
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        event->window.event == SDL_WINDOWEVENT_MOVED &&
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        event->window.windowID == new_event->window.windowID) {
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        /* We're about to post a new move event, drop the old one */
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        return 0;
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    }
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    return 1;
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}
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int
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SDL_SendWindowEvent(SDL_Window * window, Uint8 windowevent, int data1,
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                    int data2)
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{
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    int posted;
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    if (!window) {
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        return 0;
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    }
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    switch (windowevent) {
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    case SDL_WINDOWEVENT_SHOWN:
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        if (window->flags & SDL_WINDOW_SHOWN) {
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            return 0;
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        }
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        window->flags |= SDL_WINDOW_SHOWN;
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        SDL_OnWindowShown(window);
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        break;
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    case SDL_WINDOWEVENT_HIDDEN:
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        if (!(window->flags & SDL_WINDOW_SHOWN)) {
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            return 0;
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        }
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        window->flags &= ~SDL_WINDOW_SHOWN;
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        SDL_OnWindowHidden(window);
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        break;
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    case SDL_WINDOWEVENT_MOVED:
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        if (SDL_WINDOWPOS_ISUNDEFINED(data1) ||
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            SDL_WINDOWPOS_ISUNDEFINED(data2)) {
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            return 0;
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        }
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        if (window->flags & SDL_WINDOW_FULLSCREEN) {
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            window->fullscreen.x = data1;
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            window->fullscreen.y = data1;
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        } else {
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            window->windowed.x = data1;
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            window->windowed.y = data1;
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        }
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        if (data1 == window->x && data2 == window->y) {
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            return 0;
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        }
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        window->x = data1;
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        window->y = data2;
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        if (window->flags & SDL_WINDOW_FULLSCREEN) {
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            /* Do we really want to do this? */
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            return 0;
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        }
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        break;
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    case SDL_WINDOWEVENT_RESIZED:
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        if (window->flags & SDL_WINDOW_FULLSCREEN) {
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            window->fullscreen.w = data1;
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            window->fullscreen.h = data1;
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        } else {
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            window->windowed.w = data1;
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            window->windowed.h = data1;
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        }
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        if (data1 == window->w && data2 == window->h) {
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            return 0;
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        }
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        window->w = data1;
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        window->h = data2;
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        SDL_OnWindowResized(window);
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   122
        if (window->flags & SDL_WINDOW_FULLSCREEN) {
7a963be087ef Mostly fixed fullscreen mode on Mac OS X, and you can toggle it on and off.
Sam Lantinga <slouken@libsdl.org>
parents: 5166
diff changeset
   123
            /* Do we really want to do this? */
7a963be087ef Mostly fixed fullscreen mode on Mac OS X, and you can toggle it on and off.
Sam Lantinga <slouken@libsdl.org>
parents: 5166
diff changeset
   124
            return 0;
7a963be087ef Mostly fixed fullscreen mode on Mac OS X, and you can toggle it on and off.
Sam Lantinga <slouken@libsdl.org>
parents: 5166
diff changeset
   125
        }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   126
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   127
    case SDL_WINDOWEVENT_MINIMIZED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   128
        if (window->flags & SDL_WINDOW_MINIMIZED) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   129
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   130
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   131
        window->flags |= SDL_WINDOW_MINIMIZED;
3502
98a819296cdc Whenever a window becomes fullscreen, shown, unminimized, and has input focus it will change the display to the corresponding fullscreen video mode.
Sam Lantinga <slouken@libsdl.org>
parents: 2875
diff changeset
   132
        SDL_OnWindowMinimized(window);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   133
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   134
    case SDL_WINDOWEVENT_MAXIMIZED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   135
        if (window->flags & SDL_WINDOW_MAXIMIZED) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   136
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   137
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   138
        window->flags |= SDL_WINDOW_MAXIMIZED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   139
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   140
    case SDL_WINDOWEVENT_RESTORED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   141
        if (!(window->flags & (SDL_WINDOW_MINIMIZED | SDL_WINDOW_MAXIMIZED))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   142
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   143
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   144
        window->flags &= ~(SDL_WINDOW_MINIMIZED | SDL_WINDOW_MAXIMIZED);
3502
98a819296cdc Whenever a window becomes fullscreen, shown, unminimized, and has input focus it will change the display to the corresponding fullscreen video mode.
Sam Lantinga <slouken@libsdl.org>
parents: 2875
diff changeset
   145
        SDL_OnWindowRestored(window);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   146
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   147
    case SDL_WINDOWEVENT_ENTER:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   148
        if (window->flags & SDL_WINDOW_MOUSE_FOCUS) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   149
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   150
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   151
        window->flags |= SDL_WINDOW_MOUSE_FOCUS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   152
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   153
    case SDL_WINDOWEVENT_LEAVE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   154
        if (!(window->flags & SDL_WINDOW_MOUSE_FOCUS)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   155
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   156
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   157
        window->flags &= ~SDL_WINDOW_MOUSE_FOCUS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   158
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   159
    case SDL_WINDOWEVENT_FOCUS_GAINED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   160
        if (window->flags & SDL_WINDOW_INPUT_FOCUS) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   161
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   162
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   163
        window->flags |= SDL_WINDOW_INPUT_FOCUS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   164
        SDL_OnWindowFocusGained(window);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   165
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   166
    case SDL_WINDOWEVENT_FOCUS_LOST:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   167
        if (!(window->flags & SDL_WINDOW_INPUT_FOCUS)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   168
            return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   169
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   170
        window->flags &= ~SDL_WINDOW_INPUT_FOCUS;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   171
        SDL_OnWindowFocusLost(window);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   172
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   173
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   174
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   175
    /* Post the event, if desired */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   176
    posted = 0;
4429
faa9fc8e7f67 General improvements for user custom event registration
Sam Lantinga <slouken@libsdl.org>
parents: 3697
diff changeset
   177
    if (SDL_GetEventState(SDL_WINDOWEVENT) == SDL_ENABLE) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   178
        SDL_Event event;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   179
        event.type = SDL_WINDOWEVENT;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   180
        event.window.event = windowevent;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   181
        event.window.data1 = data1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   182
        event.window.data2 = data2;
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3573
diff changeset
   183
        event.window.windowID = window->id;
3573
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   184
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   185
        /* Fixes queue overflow with resize events that aren't processed */
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   186
        if (windowevent == SDL_WINDOWEVENT_RESIZED) {
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   187
            SDL_FilterEvents(RemovePendingSizeEvents, &event);
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   188
        }
5042
8c39b82dc7b0 Window move events have the same problem as size events on Windows
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   189
        if (windowevent == SDL_WINDOWEVENT_MOVED) {
8c39b82dc7b0 Window move events have the same problem as size events on Windows
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   190
            SDL_FilterEvents(RemovePendingMoveEvents, &event);
8c39b82dc7b0 Window move events have the same problem as size events on Windows
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   191
        }
3573
41cd18e05965 Fixed bug #666
Sam Lantinga <slouken@libsdl.org>
parents: 3502
diff changeset
   192
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   193
        posted = (SDL_PushEvent(&event) > 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   194
    }
5113
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   195
	
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   196
	if (windowevent == SDL_WINDOWEVENT_CLOSE) {
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   197
		if ( !window->prev && !window->next ) {
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   198
			// This is the last window in the list so send the SDL_QUIT event
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   199
			SDL_SendQuit();
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   200
		}
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   201
	}
686d795b1b29 When the last window is closed and the SDL_WINDOWEVENT_CLOSE event is sent, send the SDL_QUIT event.
krogoway
parents: 5042
diff changeset
   202
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   203
    return (posted);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   204
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   205
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
   206
/* vi: set ts=4 sw=4 expandtab: */