src/events/SDL_mouse.c
author Sam Lantinga <slouken@libsdl.org>
Mon, 21 Feb 2011 17:15:50 -0800
changeset 5376 183ec2d4485c
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child 5405 64fa8526e1ce
permissions -rw-r--r--
Implemented cursor support and SDL_WarpMouseInWindow() on Mac OS X
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2011 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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/* General mouse 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 "default_cursor.h"
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#include "../video/SDL_sysvideo.h"
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/* The mouse state */
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static SDL_Mouse SDL_mouse;
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/* Public functions */
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int
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SDL_MouseInit(void)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    mouse->cursor_shown = SDL_TRUE;
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    return (0);
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}
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SDL_Mouse *
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SDL_GetMouse(void)
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{
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    return &SDL_mouse;
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}
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SDL_Window *
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SDL_GetMouseFocus(void)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    return mouse->focus;
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}
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void
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SDL_SetMouseFocus(SDL_Window * window)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    if (mouse->focus == window) {
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        return;
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    }
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    /* See if the current window has lost focus */
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    if (mouse->focus) {
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        SDL_SendWindowEvent(mouse->focus, SDL_WINDOWEVENT_LEAVE, 0, 0);
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    }
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    mouse->focus = window;
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    if (mouse->focus) {
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        SDL_SendWindowEvent(mouse->focus, SDL_WINDOWEVENT_ENTER, 0, 0);
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    }
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}
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int
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SDL_SendMouseMotion(SDL_Window * window, int relative, int x, int y)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    int posted;
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    int xrel;
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    int yrel;
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    int x_max = 0, y_max = 0;
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    if (window) {
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        SDL_SetMouseFocus(window);
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    }
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    /* the relative motion is calculated regarding the system cursor last position */
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    if (relative) {
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        xrel = x;
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        yrel = y;
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        x = (mouse->last_x + x);
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        y = (mouse->last_y + y);
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    } else {
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        xrel = x - mouse->last_x;
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        yrel = y - mouse->last_y;
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    }
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    /* Drop events that don't change state */
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    if (!xrel && !yrel) {
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#if 0
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        printf("Mouse event didn't change state - dropped!\n");
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#endif
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        return 0;
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    }
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    /* Update internal mouse coordinates */
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    if (mouse->relative_mode == SDL_FALSE) {
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        mouse->x = x;
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        mouse->y = y;
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    } else {
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        mouse->x += xrel;
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        mouse->y += yrel;
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    }
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    SDL_GetWindowSize(mouse->focus, &x_max, &y_max);
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    --x_max;
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    --y_max;
2849
523b10db69f8 There's no reason to add extra code to notify the mice of window size changes.
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parents: 2842
diff changeset
   126
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   127
    /* make sure that the pointers find themselves inside the windows */
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parents: 2859
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   128
    /* only check if mouse->xmax is set ! */
5370
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diff changeset
   129
    if (mouse->x > x_max) {
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   130
        mouse->x = x_max;
5370
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diff changeset
   131
    }
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diff changeset
   132
    if (mouse->x < 0) {
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   133
        mouse->x = 0;
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   134
    }
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parents: 2859
diff changeset
   135
5370
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diff changeset
   136
    if (mouse->y > y_max) {
2860
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parents: 2859
diff changeset
   137
        mouse->y = y_max;
5370
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diff changeset
   138
    }
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diff changeset
   139
    if (mouse->y < 0) {
2860
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parents: 2859
diff changeset
   140
        mouse->y = 0;
6ce28e5287e9 Date: Sun, 07 Dec 2008 13:35:23 +0100
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parents: 2859
diff changeset
   141
    }
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parents: 2859
diff changeset
   142
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   143
    mouse->xdelta += xrel;
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   144
    mouse->ydelta += yrel;
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parents: 1525
diff changeset
   145
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parents: 4429
diff changeset
   146
#if 0 /* FIXME */
1895
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parents: 1525
diff changeset
   147
    /* Move the mouse cursor, if needed */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   148
    if (mouse->cursor_shown && !mouse->relative_mode &&
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   149
        mouse->MoveCursor && mouse->cur_cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   150
        mouse->MoveCursor(mouse->cur_cursor);
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parents: 1525
diff changeset
   151
    }
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diff changeset
   152
#endif
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   153
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   154
    /* Post the event, if desired */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   155
    posted = 0;
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   156
    if (SDL_GetEventState(SDL_MOUSEMOTION) == SDL_ENABLE) {
1895
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parents: 1525
diff changeset
   157
        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: 1525
diff changeset
   158
        event.motion.type = SDL_MOUSEMOTION;
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   159
        event.motion.windowID = mouse->focus ? mouse->focus->id : 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   160
        event.motion.state = mouse->buttonstate;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   161
        event.motion.x = mouse->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   162
        event.motion.y = mouse->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   163
        event.motion.xrel = xrel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   164
        event.motion.yrel = yrel;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   165
        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: 1525
diff changeset
   166
    }
3112
8f3fd508734b New last cursor position must rely on the clamped coordinates.
Mike Gorchak <lestat@i.com.ua>
parents: 2940
diff changeset
   167
    mouse->last_x = mouse->x;
8f3fd508734b New last cursor position must rely on the clamped coordinates.
Mike Gorchak <lestat@i.com.ua>
parents: 2940
diff changeset
   168
    mouse->last_y = mouse->y;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   169
    return posted;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   170
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   171
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   172
int
4484
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Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   173
SDL_SendMouseButton(SDL_Window * window, Uint8 state, Uint8 button)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   174
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   175
    SDL_Mouse *mouse = SDL_GetMouse();
1895
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parents: 1525
diff changeset
   176
    int posted;
4429
faa9fc8e7f67 General improvements for user custom event registration
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diff changeset
   177
    Uint32 type;
1895
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parents: 1525
diff changeset
   178
4484
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   179
    if (window) {
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   180
        SDL_SetMouseFocus(window);
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
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parents: 4465
diff changeset
   181
    }
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   182
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parents: 1525
diff changeset
   183
    /* Figure out which event to perform */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   184
    switch (state) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   185
    case SDL_PRESSED:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   186
        if (mouse->buttonstate & SDL_BUTTON(button)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   187
            /* Ignore this event, no state change */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   188
            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: 1525
diff changeset
   189
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   190
        type = SDL_MOUSEBUTTONDOWN;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   191
        mouse->buttonstate |= SDL_BUTTON(button);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   192
        break;
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Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   193
    case SDL_RELEASED:
2725
Sam Lantinga <slouken@libsdl.org>
parents: 2718
diff changeset
   194
        if (!(mouse->buttonstate & SDL_BUTTON(button))) {
2718
abacf2555bb4 Removed unneccesary code lines. Fixed mousename bug. Added lacking code in mousebutton
Szymon Wilczek <kazeuser@gmail.com>
parents: 2712
diff changeset
   195
            /* Ignore this event, no state change */
abacf2555bb4 Removed unneccesary code lines. Fixed mousename bug. Added lacking code in mousebutton
Szymon Wilczek <kazeuser@gmail.com>
parents: 2712
diff changeset
   196
            return 0;
abacf2555bb4 Removed unneccesary code lines. Fixed mousename bug. Added lacking code in mousebutton
Szymon Wilczek <kazeuser@gmail.com>
parents: 2712
diff changeset
   197
        }
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   198
        type = SDL_MOUSEBUTTONUP;
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Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   199
        mouse->buttonstate &= ~SDL_BUTTON(button);
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diff changeset
   200
        break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   201
    default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   202
        /* Invalid state -- bail */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   203
        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: 1525
diff changeset
   204
    }
0
74212992fb08 Initial revision
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parents:
diff changeset
   205
1895
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parents: 1525
diff changeset
   206
    /* Post the event, if desired */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   207
    posted = 0;
4429
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parents: 3697
diff changeset
   208
    if (SDL_GetEventState(type) == SDL_ENABLE) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   209
        SDL_Event event;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   210
        event.type = type;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   211
        event.button.state = state;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   212
        event.button.button = button;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   213
        event.button.x = mouse->x;
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parents: 1525
diff changeset
   214
        event.button.y = mouse->y;
3689
af25b5586af7 Fixed crash when there was no mouse focus for some reason (iPhone bug?)
Sam Lantinga <slouken@libsdl.org>
parents: 3685
diff changeset
   215
        event.button.windowID = mouse->focus ? mouse->focus->id : 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   216
        posted = (SDL_PushEvent(&event) > 0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   217
    }
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parents: 1525
diff changeset
   218
    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: 1525
diff changeset
   219
}
1283
f214b6fae45a Date: Fri, 14 Jan 2005 21:52:46 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 1123
diff changeset
   220
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   221
int
4484
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   222
SDL_SendMouseWheel(SDL_Window * window, int x, int y)
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   223
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   224
    SDL_Mouse *mouse = SDL_GetMouse();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   225
    int posted;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   226
4484
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   227
    if (window) {
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   228
        SDL_SetMouseFocus(window);
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   229
    }
9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
Sam Lantinga <slouken@libsdl.org>
parents: 4465
diff changeset
   230
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   231
    if (!x && !y) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   232
        return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   233
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   234
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   235
    /* 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: 1525
diff changeset
   236
    posted = 0;
4429
faa9fc8e7f67 General improvements for user custom event registration
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parents: 3697
diff changeset
   237
    if (SDL_GetEventState(SDL_MOUSEWHEEL) == 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: 1525
diff changeset
   238
        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: 1525
diff changeset
   239
        event.type = SDL_MOUSEWHEEL;
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
Sam Lantinga <slouken@libsdl.org>
parents: 4429
diff changeset
   240
        event.wheel.windowID = mouse->focus ? mouse->focus->id : 0;
2152
003c1b5b07da Fixed bug #382
Sam Lantinga <slouken@libsdl.org>
parents: 2049
diff changeset
   241
        event.wheel.x = x;
003c1b5b07da Fixed bug #382
Sam Lantinga <slouken@libsdl.org>
parents: 2049
diff changeset
   242
        event.wheel.y = y;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   243
        posted = (SDL_PushEvent(&event) > 0);
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    }
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    return posted;
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   246
}
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   247
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void
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SDL_MouseQuit(void)
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{
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   251
}
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   252
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Uint8
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SDL_GetMouseState(int *x, int *y)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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   257
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   258
    if (x) {
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        *x = mouse->x;
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   260
    }
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   261
    if (y) {
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   262
        *y = mouse->y;
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   263
    }
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   264
    return mouse->buttonstate;
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   265
}
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   266
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   267
Uint8
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   268
SDL_GetRelativeMouseState(int *x, int *y)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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   271
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   272
    if (x) {
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   273
        *x = mouse->xdelta;
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   274
    }
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   275
    if (y) {
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   276
        *y = mouse->ydelta;
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   277
    }
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    mouse->xdelta = 0;
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    mouse->ydelta = 0;
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    return mouse->buttonstate;
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   281
}
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   282
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   283
void
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SDL_WarpMouseInWindow(SDL_Window * window, int x, int y)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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   287
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   288
    if (mouse->WarpMouse) {
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        mouse->WarpMouse(window, x, y);
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   290
    } else {
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9322f7db8603 Cleaned up the mouse window focus handling: you always pass in the relative window when sending a mouse event.
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   291
        SDL_SendMouseMotion(window, 0, x, y);
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   292
    }
0
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   293
}
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   294
4465
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   295
int
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   296
SDL_SetRelativeMouseMode(SDL_bool enabled)
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   297
{
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   298
    SDL_Mouse *mouse = SDL_GetMouse();
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   299
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   300
    /* Flush pending mouse motion */
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   301
    SDL_FlushEvent(SDL_MOUSEMOTION);
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   302
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   303
    /* Set the relative mode */
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   304
    mouse->relative_mode = enabled;
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diff changeset
   305
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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   306
    if (!enabled) {
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   307
        /* Restore the expected mouse position */
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   308
        SDL_WarpMouseInWindow(mouse->focus, mouse->x, mouse->y);
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diff changeset
   309
    }
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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   310
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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   311
    /* Update cursor visibility */
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   312
    SDL_SetCursor(NULL);
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   313
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   314
    return 0;
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diff changeset
   315
}
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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diff changeset
   316
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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   317
SDL_bool
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   318
SDL_GetRelativeMouseMode()
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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diff changeset
   319
{
5371
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diff changeset
   320
    SDL_Mouse *mouse = SDL_GetMouse();
4465
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diff changeset
   321
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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   322
    return mouse->relative_mode;
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diff changeset
   323
}
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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diff changeset
   324
1895
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   325
SDL_Cursor *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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   326
SDL_CreateCursor(const Uint8 * data, const Uint8 * mask,
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   327
                 int w, int h, int hot_x, int hot_y)
0
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diff changeset
   328
{
5371
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diff changeset
   329
    SDL_Mouse *mouse = SDL_GetMouse();
1895
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diff changeset
   330
    SDL_Surface *surface;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   331
    SDL_Cursor *cursor;
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diff changeset
   332
    int x, y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   333
    Uint32 *pixel;
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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diff changeset
   334
    Uint8 datab = 0, maskb = 0;
1895
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diff changeset
   335
    const Uint32 black = 0xFF000000;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   336
    const Uint32 white = 0xFFFFFFFF;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   337
    const Uint32 transparent = 0x00000000;
0
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diff changeset
   338
1895
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diff changeset
   339
    if (!mouse->CreateCursor) {
4465
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diff changeset
   340
        SDL_SetError("Cursors are not currently supported");
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diff changeset
   341
        return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   342
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   343
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   344
    /* Sanity check the hot spot */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   345
    if ((hot_x < 0) || (hot_y < 0) || (hot_x >= w) || (hot_y >= h)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   346
        SDL_SetError("Cursor hot spot doesn't lie within cursor");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   347
        return NULL;
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diff changeset
   348
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   349
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   350
    /* Make sure the width is a multiple of 8 */
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diff changeset
   351
    w = ((w + 7) & ~7);
0
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diff changeset
   352
1895
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diff changeset
   353
    /* Create the surface from a bitmap */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   354
    surface =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   355
        SDL_CreateRGBSurface(0, w, h, 32, 0x00FF0000, 0x0000FF00, 0x000000FF,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   356
                             0xFF000000);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   357
    if (!surface) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1525
diff changeset
   358
        return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   359
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   360
    for (y = 0; y < h; ++y) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   361
        pixel = (Uint32 *) ((Uint8 *) surface->pixels + y * surface->pitch);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   362
        for (x = 0; x < w; ++x) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   363
            if ((x % 8) == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   364
                datab = *data++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   365
                maskb = *mask++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   366
            }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   367
            if (maskb & 0x80) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   368
                *pixel++ = (datab & 0x80) ? black : white;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   369
            } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   370
                *pixel++ = (datab & 0x80) ? black : transparent;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   371
            }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   372
            datab <<= 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   373
            maskb <<= 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   374
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   375
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   376
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   377
    cursor = mouse->CreateCursor(surface, hot_x, hot_y);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   378
    if (cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   379
        cursor->next = mouse->cursors;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   380
        mouse->cursors = cursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   381
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   382
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   383
    SDL_FreeSurface(surface);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   384
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   385
    return cursor;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   386
}
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   387
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   388
/* SDL_SetCursor(NULL) can be used to force the cursor redraw,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   389
   if this is desired for any reason.  This is used when setting
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   390
   the video mode and when the SDL window gains the 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: 1525
diff changeset
   391
 */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   392
void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   393
SDL_SetCursor(SDL_Cursor * cursor)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   394
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   395
    SDL_Mouse *mouse = SDL_GetMouse();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   396
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   397
    /* Set the new cursor */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   398
    if (cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   399
        /* Make sure the cursor is still valid for this mouse */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   400
        SDL_Cursor *found;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   401
        for (found = mouse->cursors; found; found = found->next) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   402
            if (found == cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   403
                break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   404
            }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   405
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   406
        if (!found) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   407
            SDL_SetError("Cursor not associated with the current mouse");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   408
            return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   409
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   410
        mouse->cur_cursor = cursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   411
    } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   412
        cursor = mouse->cur_cursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   413
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   414
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   415
    if (cursor && mouse->cursor_shown && !mouse->relative_mode) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   416
        if (mouse->ShowCursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   417
            mouse->ShowCursor(cursor);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   418
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   419
    } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   420
        if (mouse->ShowCursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   421
            mouse->ShowCursor(NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   422
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   423
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   424
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   425
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   426
SDL_Cursor *
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   427
SDL_GetCursor(void)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   428
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   429
    SDL_Mouse *mouse = SDL_GetMouse();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   430
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   431
    if (!mouse) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   432
        return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   433
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   434
    return mouse->cur_cursor;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   435
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   436
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   437
void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   438
SDL_FreeCursor(SDL_Cursor * cursor)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   439
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   440
    SDL_Mouse *mouse = SDL_GetMouse();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   441
    SDL_Cursor *curr, *prev;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   442
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   443
    if (!cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   444
        return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   445
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   446
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   447
    if (cursor == mouse->def_cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   448
        return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   449
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   450
    if (cursor == mouse->cur_cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   451
        SDL_SetCursor(mouse->def_cursor);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   452
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   453
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   454
    for (prev = NULL, curr = mouse->cursors; curr;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   455
         prev = curr, curr = curr->next) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   456
        if (curr == cursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   457
            if (prev) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   458
                prev->next = curr->next;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   459
            } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   460
                mouse->cursors = curr->next;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   461
            }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   462
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   463
            if (mouse->FreeCursor) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   464
                mouse->FreeCursor(curr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   465
            }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   466
            return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   467
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   468
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   469
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   470
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   471
int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   472
SDL_ShowCursor(int toggle)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   473
{
5371
fc3d3d580777 Fixed the responder chain for event handling, the listener fully handles mouse events - even in fullscreen mode.
Sam Lantinga <slouken@libsdl.org>
parents: 5370
diff changeset
   474
    SDL_Mouse *mouse = SDL_GetMouse();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   475
    SDL_bool shown;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   476
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   477
    if (!mouse) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   478
        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: 1525
diff changeset
   479
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   480
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   481
    shown = mouse->cursor_shown;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   482
    if (toggle >= 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   483
        if (toggle) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   484
            mouse->cursor_shown = SDL_TRUE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   485
        } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   486
            mouse->cursor_shown = SDL_FALSE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   487
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   488
        if (mouse->cursor_shown != shown) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   489
            SDL_SetCursor(NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   490
        }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   491
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   492
    return shown;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   493
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   494
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1525
diff changeset
   495
/* vi: set ts=4 sw=4 expandtab: */