src/events/SDL_mouse.c
author Jørgen P. Tjernø <jorgen@valvesoftware.com>
Mon, 22 Apr 2013 18:14:55 -0700
changeset 7089 257fc4e541e1
parent 7037 3fedf1f25b94
child 7097 84bbd421d62f
permissions -rw-r--r--
Send mouse leave updates for Windows and X11. We now generate a final SDL_MOUSEMOTION before the cursor leaves the window, followed by a SDL_WINDOWEVENT_LEAVE.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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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_assert.h"
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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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/*#define DEBUG_MOUSE*/
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/* The mouse state */
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static SDL_Mouse SDL_mouse;
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static int
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SDL_PrivateSendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y);
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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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void
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SDL_SetDefaultCursor(SDL_Cursor * cursor)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    mouse->def_cursor = cursor;
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    if (!mouse->cur_cursor) {
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        SDL_SetCursor(cursor);
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    }
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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_ResetMouse(void)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    Uint8 i;
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#ifdef DEBUG_MOUSE
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    printf("Resetting mouse\n");
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#endif
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    for (i = 1; i <= sizeof(mouse->buttonstate)*8; ++i) {
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        if (mouse->buttonstate & SDL_BUTTON(i)) {
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            SDL_SendMouseButton(mouse->focus, mouse->mouseID, SDL_RELEASED, i);
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        }
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    }
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    SDL_assert(mouse->buttonstate == 0);
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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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    /* Actually, this ends up being a bad idea, because most operating
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       systems have an implicit grab when you press the mouse button down
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       so you can drag things out of the window and then get the mouse up
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       when it happens.  So, #if 0...
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    */
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#if 0
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    if (mouse->focus && !window) {
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        /* We won't get anymore mouse messages, so reset mouse state */
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        SDL_ResetMouse();
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    }
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#endif
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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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    /* Update cursor visibility */
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    SDL_SetCursor(NULL);
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}
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/* Check to see if we need to synthesize focus events */
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static SDL_bool
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SDL_UpdateMouseFocus(SDL_Window * window, int x, int y, Uint32 buttonstate)
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{
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    SDL_Mouse *mouse = SDL_GetMouse();
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    int w, h;
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    SDL_bool inWindow;
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    SDL_GetWindowSize(window, &w, &h);
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    if (x < 0 || y < 0 || x >= w || y >= h) {
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        inWindow = SDL_FALSE;
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    } else {
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        inWindow = SDL_TRUE;
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    }
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/* Linux doesn't give you mouse events outside your window unless you grab
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   the pointer.
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   Windows doesn't give you mouse events outside your window unless you call
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   SetCapture().
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   Both of these are slightly scary changes, so for now we'll punt and if the
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   mouse leaves the window you'll lose mouse focus and reset button state.
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*/
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#ifdef SUPPORT_DRAG_OUTSIDE_WINDOW
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    if (!inWindow && !buttonstate) {
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#else
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    if (!inWindow) {
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#endif
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        if (window == mouse->focus) {
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#ifdef DEBUG_MOUSE
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            printf("Mouse left window, synthesizing move & focus lost event\n");
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#endif
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            SDL_PrivateSendMouseMotion(window, mouse->mouseID, 0, x, y);
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            SDL_SetMouseFocus(NULL);
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   163
        }
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        return SDL_FALSE;
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   165
    }
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   167
    if (window != mouse->focus) {
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        mouse->last_x = x;
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        mouse->last_y = y;
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#ifdef DEBUG_MOUSE
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        printf("Mouse entered window, synthesizing focus gain event\n");
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   173
#endif
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        SDL_SetMouseFocus(window);
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   175
    }
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    return SDL_TRUE;
0
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}
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int
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SDL_SendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y)
0
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{
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    if (window && !relative) {
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        SDL_Mouse *mouse = SDL_GetMouse();
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        if (!SDL_UpdateMouseFocus(window, x, y, mouse->buttonstate)) {
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            return 0;
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        }
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    }
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    return SDL_PrivateSendMouseMotion(window, mouseID, relative, x, y);
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}
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static int
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SDL_PrivateSendMouseMotion(SDL_Window * window, SDL_MouseID mouseID, int relative, int x, int y)
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{
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   195
    SDL_Mouse *mouse = SDL_GetMouse();
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    int posted;
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   197
    int xrel;
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   198
    int yrel;
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    int x_max = 0, y_max = 0;
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   201
    /* relative motion is calculated regarding the system cursor last position */
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   202
    if (relative) {
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   203
        xrel = x;
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        yrel = y;
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        x = (mouse->last_x + x);
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   206
        y = (mouse->last_y + y);
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   207
    } else {
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   208
        xrel = x - mouse->last_x;
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   209
        yrel = y - mouse->last_y;
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   210
    }
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   211
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   212
    /* Drop events that don't change state */
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   213
    if (!xrel && !yrel) {
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   214
#ifdef DEBUG_MOUSE
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   215
        printf("Mouse event didn't change state - dropped!\n");
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   216
#endif
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   217
        return 0;
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   218
    }
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   219
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   220
    /* Update internal mouse coordinates */
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   221
    if (mouse->relative_mode == SDL_FALSE) {
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   222
        mouse->x = x;
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   223
        mouse->y = y;
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   224
    } else {
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   225
        mouse->x += xrel;
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   226
        mouse->y += yrel;
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   227
    }
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diff changeset
   228
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   229
    SDL_GetWindowSize(mouse->focus, &x_max, &y_max);
5370
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   230
    --x_max;
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   231
    --y_max;
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523b10db69f8 There's no reason to add extra code to notify the mice of window size changes.
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diff changeset
   232
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   233
    /* make sure that the pointers find themselves inside the windows */
5370
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diff changeset
   234
    if (mouse->x > x_max) {
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   235
        mouse->x = x_max;
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diff changeset
   236
    }
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diff changeset
   237
    if (mouse->x < 0) {
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   238
        mouse->x = 0;
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   239
    }
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   240
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diff changeset
   241
    if (mouse->y > y_max) {
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   242
        mouse->y = y_max;
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diff changeset
   243
    }
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diff changeset
   244
    if (mouse->y < 0) {
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   245
        mouse->y = 0;
6ce28e5287e9 Date: Sun, 07 Dec 2008 13:35:23 +0100
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diff changeset
   246
    }
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   247
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   248
    mouse->xdelta += xrel;
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   249
    mouse->ydelta += yrel;
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   250
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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parents: 4429
diff changeset
   251
#if 0 /* FIXME */
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    /* Move the mouse cursor, if needed */
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   253
    if (mouse->cursor_shown && !mouse->relative_mode &&
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   254
        mouse->MoveCursor && mouse->cur_cursor) {
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   255
        mouse->MoveCursor(mouse->cur_cursor);
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   256
    }
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   257
#endif
0
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   258
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   259
    /* Post the event, if desired */
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    posted = 0;
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   261
    if (SDL_GetEventState(SDL_MOUSEMOTION) == SDL_ENABLE) {
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   262
        SDL_Event event;
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   263
        event.motion.type = SDL_MOUSEMOTION;
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   264
        event.motion.windowID = mouse->focus ? mouse->focus->id : 0;
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   265
        event.motion.which = mouseID;
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   266
        event.motion.state = mouse->buttonstate;
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   267
        event.motion.x = mouse->x;
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   268
        event.motion.y = mouse->y;
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   269
        event.motion.xrel = xrel;
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        event.motion.yrel = yrel;
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   271
        posted = (SDL_PushEvent(&event) > 0);
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   272
    }
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   273
    /* Use unclamped values if we're getting events outside the window */
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   274
    mouse->last_x = x;
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   275
    mouse->last_y = y;
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   276
    return posted;
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   277
}
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   278
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   279
int
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   280
SDL_SendMouseButton(SDL_Window * window, SDL_MouseID mouseID, Uint8 state, Uint8 button)
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   281
{
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   282
    SDL_Mouse *mouse = SDL_GetMouse();
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   283
    int posted;
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   284
    Uint32 type;
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   285
    Uint32 buttonstate = mouse->buttonstate;
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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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   286
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   287
    /* Figure out which event to perform */
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   288
    switch (state) {
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   289
    case SDL_PRESSED:
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   290
        type = SDL_MOUSEBUTTONDOWN;
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   291
        buttonstate |= SDL_BUTTON(button);
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   292
        break;
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   293
    case SDL_RELEASED:
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   294
        type = SDL_MOUSEBUTTONUP;
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   295
        buttonstate &= ~SDL_BUTTON(button);
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   296
        break;
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diff changeset
   297
    default:
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   298
        /* Invalid state -- bail */
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   299
        return 0;
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   300
    }
0
74212992fb08 Initial revision
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diff changeset
   301
6666
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   302
    /* We do this after calculating buttonstate so button presses gain focus */
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   303
    if (window && state == SDL_PRESSED) {
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   304
        SDL_UpdateMouseFocus(window, mouse->x, mouse->y, buttonstate);
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diff changeset
   305
    }
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   306
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   307
    if (buttonstate == mouse->buttonstate) {
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diff changeset
   308
        /* Ignore this event, no state change */
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diff changeset
   309
        return 0;
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diff changeset
   310
    }
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   311
    mouse->buttonstate = buttonstate;
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diff changeset
   312
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   313
    /* Post the event, if desired */
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   314
    posted = 0;
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   315
    if (SDL_GetEventState(type) == SDL_ENABLE) {
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   316
        SDL_Event event;
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   317
        event.type = type;
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1ddb72193079 Added a mouse ID to the mouse events, which set to the special value SDL_TOUCH_MOUSEID for mouse events simulated by touch input.
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diff changeset
   318
        event.button.windowID = mouse->focus ? mouse->focus->id : 0;
1ddb72193079 Added a mouse ID to the mouse events, which set to the special value SDL_TOUCH_MOUSEID for mouse events simulated by touch input.
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diff changeset
   319
        event.button.which = mouseID;
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   320
        event.button.state = state;
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   321
        event.button.button = button;
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   322
        event.button.x = mouse->x;
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diff changeset
   323
        event.button.y = mouse->y;
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diff changeset
   324
        posted = (SDL_PushEvent(&event) > 0);
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diff changeset
   325
    }
6666
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   326
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   327
    /* We do this after dispatching event so button releases can lose focus */
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   328
    if (window && state == SDL_RELEASED) {
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   329
        SDL_UpdateMouseFocus(window, mouse->x, mouse->y, buttonstate);
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diff changeset
   330
    }
018f8019ce36 Reset the mouse button state when losing mouse focus.
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diff changeset
   331
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diff changeset
   332
    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
   333
}
1283
f214b6fae45a Date: Fri, 14 Jan 2005 21:52:46 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 1123
diff changeset
   334
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   335
int
6950
1ddb72193079 Added a mouse ID to the mouse events, which set to the special value SDL_TOUCH_MOUSEID for mouse events simulated by touch input.
Sam Lantinga <slouken@libsdl.org>
parents: 6885
diff changeset
   336
SDL_SendMouseWheel(SDL_Window * window, SDL_MouseID mouseID, int x, int 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
   337
{
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
   338
    SDL_Mouse *mouse = SDL_GetMouse();
1895
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diff changeset
   339
    int posted;
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diff changeset
   340
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
   341
    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
   342
        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
   343
    }
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
   344
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
   345
    if (!x && !y) {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   346
        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
   347
    }
0
74212992fb08 Initial revision
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parents:
diff changeset
   348
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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   349
    /* 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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diff changeset
   350
    posted = 0;
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diff changeset
   351
    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.
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diff changeset
   352
        SDL_Event event;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   353
        event.type = SDL_MOUSEWHEEL;
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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parents: 4429
diff changeset
   354
        event.wheel.windowID = mouse->focus ? mouse->focus->id : 0;
6950
1ddb72193079 Added a mouse ID to the mouse events, which set to the special value SDL_TOUCH_MOUSEID for mouse events simulated by touch input.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   355
        event.wheel.which = mouseID;
2152
003c1b5b07da Fixed bug #382
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parents: 2049
diff changeset
   356
        event.wheel.x = x;
003c1b5b07da Fixed bug #382
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diff changeset
   357
        event.wheel.y = y;
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   358
        posted = (SDL_PushEvent(&event) > 0);
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diff changeset
   359
    }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   360
    return posted;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   361
}
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   362
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
   363
void
4465
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
Sam Lantinga <slouken@libsdl.org>
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diff changeset
   364
SDL_MouseQuit(void)
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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parents: 4429
diff changeset
   365
{
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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parents: 4429
diff changeset
   366
}
3e69e077cb95 Removed multi-mouse / multi-keyboard support in anticipation of a real multi-mouse and multi-touch API.
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parents: 4429
diff changeset
   367
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Sam Lantinga <slouken@libsdl.org>
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diff changeset
   368
Uint32
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
   369
SDL_GetMouseState(int *x, int *y)
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
   370
{
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
   371
    SDL_Mouse *mouse = SDL_GetMouse();
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
   372
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
   373
    if (x) {
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
   374
        *x = mouse->x;
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
   375
    }
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
   376
    if (y) {
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
   377
        *y = mouse->y;
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
   378
    }
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
   379
    return mouse->buttonstate;
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
   380
}
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
   381
6673
78f18a929123 Nobody will EVER use more than 8 buttons. Oh wait... Nobody will EVER use more than 32 buttons...
Sam Lantinga <slouken@libsdl.org>
parents: 6667
diff changeset
   382
Uint32
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
   383
SDL_GetRelativeMouseState(int *x, int *y)
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
   384
{
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
   385
    SDL_Mouse *mouse = SDL_GetMouse();
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
   386
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
   387
    if (x) {
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
   388
        *x = mouse->xdelta;
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
   389
    }
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
   390
    if (y) {
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
   391
        *y = mouse->ydelta;
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
   392
    }
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
   393
    mouse->xdelta = 0;
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
   394
    mouse->ydelta = 0;
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
   395
    return mouse->buttonstate;
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
   396
}
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
   397
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
   398
void
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: 3585
diff changeset
   399
SDL_WarpMouseInWindow(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
   400
{
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
   401
    SDL_Mouse *mouse = SDL_GetMouse();
6755
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   402
	
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   403
	if ( window == NULL )
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   404
		window = mouse->focus;
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   405
	
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   406
	if ( window == NULL )
af77e1a6faf0 Improvements from Alfred:
Sam Lantinga <slouken@libsdl.org>
parents: 6675
diff changeset
   407
		return;
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
   408
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
    if (mouse->WarpMouse) {
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
   410
        mouse->WarpMouse(window, x, 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
   411
    } else {
6950
1ddb72193079 Added a mouse ID to the mouse events, which set to the special value SDL_TOUCH_MOUSEID for mouse events simulated by touch input.
Sam Lantinga <slouken@libsdl.org>
parents: 6885
diff changeset
   412
        SDL_SendMouseMotion(window, mouse->mouseID, 0, x, 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
   413
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   414
}
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   415
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
   416
int
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
   417
SDL_SetRelativeMouseMode(SDL_bool enabled)
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
   418
{
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
   419
    SDL_Mouse *mouse = SDL_GetMouse();
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
   420
5406
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   421
    if (enabled == mouse->relative_mode) {
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   422
        return 0;
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   423
    }
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   424
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   425
    if (!mouse->SetRelativeMouseMode) {
7037
3fedf1f25b94 Make SDL_SetError and friends unconditionally return -1.
Ryan C. Gordon <icculus@icculus.org>
parents: 6950
diff changeset
   426
        return SDL_Unsupported();
5406
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   427
    }
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   428
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   429
    if (mouse->SetRelativeMouseMode(enabled) < 0) {
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   430
        return -1;
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   431
    }
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
   432
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
   433
    /* Set the relative mode */
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
   434
    mouse->relative_mode = enabled;
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
   435
6302
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   436
    if (enabled) {
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   437
        /* Save the expected mouse position */
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   438
        mouse->original_x = mouse->x;
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   439
        mouse->original_y = mouse->y;
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   440
    } else if (mouse->focus) {
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
   441
        /* Restore the expected mouse position */
6302
b0ae93a5b8d6 Make mouse relative mode save the original co-ordinates to restore them
Wim Looman <ghostunderscore@gmail.com>
parents: 6301
diff changeset
   442
        SDL_WarpMouseInWindow(mouse->focus, mouse->original_x, mouse->original_y);
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
   443
    }
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
   444
5406
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   445
    /* Flush pending mouse motion */
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   446
    SDL_FlushEvent(SDL_MOUSEMOTION);
1517da4ab6b1 Implemented mouse relative mode on Mac OS X.
Sam Lantinga <slouken@libsdl.org>
parents: 5405
diff changeset
   447
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
   448
    /* Update cursor visibility */
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
   449
    SDL_SetCursor(NULL);
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
   450
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
   451
    return 0;
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
   452
}
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
   453
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
   454
SDL_bool
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
   455
SDL_GetRelativeMouseMode()
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
   456
{
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
   457
    SDL_Mouse *mouse = SDL_GetMouse();
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
   458
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
   459
    return mouse->relative_mode;
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
   460
}
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
   461
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
   462
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
   463
SDL_CreateCursor(const Uint8 * data, const Uint8 * 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
   464
                 int w, int h, int hot_x, int hot_y)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   465
{
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
   466
    SDL_Surface *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
   467
    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
   468
    int x, 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
   469
    Uint32 *pixel;
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
   470
    Uint8 datab = 0, maskb = 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
   471
    const Uint32 black = 0xFF000000;
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
    const Uint32 white = 0xFFFFFFFF;
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
    const Uint32 transparent = 0x00000000;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   474
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
    /* Make sure the width is a multiple of 8 */
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
    w = ((w + 7) & ~7);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   477
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
   478
    /* Create the surface from a bitmap */
5473
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   479
    surface = SDL_CreateRGBSurface(0, w, h, 32,
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   480
                                   0x00FF0000,
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   481
                                   0x0000FF00,
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   482
                                   0x000000FF,
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   483
                                   0xFF000000);
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
   484
    if (!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
   485
        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
   486
    }
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
    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
   488
        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
   489
        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
   490
            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
   491
                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
   492
                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
   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
            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
   495
                *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
   496
            } 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
   497
                *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
   498
            }
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
   499
            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
   500
            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
   501
        }
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
   502
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   503
5473
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   504
    cursor = SDL_CreateColorCursor(surface, hot_x, hot_y);
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   505
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   506
    SDL_FreeSurface(surface);
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   507
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   508
    return cursor;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   509
}
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   510
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   511
SDL_Cursor *
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   512
SDL_CreateColorCursor(SDL_Surface *surface, int hot_x, int hot_y)
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   513
{
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   514
    SDL_Mouse *mouse = SDL_GetMouse();
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   515
    SDL_Surface *temp = NULL;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   516
    SDL_Cursor *cursor;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   517
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   518
    if (!surface) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   519
        SDL_SetError("Passed NULL cursor surface");
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   520
        return NULL;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   521
    }
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   522
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   523
    if (!mouse->CreateCursor) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   524
        SDL_SetError("Cursors are not currently supported");
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   525
        return NULL;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   526
    }
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   527
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   528
    /* Sanity check the hot spot */
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   529
    if ((hot_x < 0) || (hot_y < 0) ||
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   530
        (hot_x >= surface->w) || (hot_y >= surface->h)) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   531
        SDL_SetError("Cursor hot spot doesn't lie within cursor");
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   532
        return NULL;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   533
    }
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   534
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   535
    if (surface->format->format != SDL_PIXELFORMAT_ARGB8888) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   536
        temp = SDL_ConvertSurfaceFormat(surface, SDL_PIXELFORMAT_ARGB8888, 0);
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   537
        if (!temp) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   538
            return NULL;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   539
        }
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   540
        surface = temp;
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   541
    }
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   542
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
   543
    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
   544
    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
   545
        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
   546
        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
   547
    }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   548
5473
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   549
    if (temp) {
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   550
        SDL_FreeSurface(temp);
5665ccbd6792 Added a function to create color cursors: SDL_CreateColorCursor()
Sam Lantinga <slouken@libsdl.org>
parents: 5406
diff changeset
   551
    }
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
   552
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
   553
    return cursor;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   554
}
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   555
6675
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   556
SDL_Cursor *
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   557
SDL_CreateSystemCursor(SDL_SystemCursor id)
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   558
{
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   559
    SDL_Mouse *mouse = SDL_GetMouse();
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   560
    SDL_Cursor *cursor;
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   561
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   562
    if (!mouse->CreateSystemCursor) {
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   563
        SDL_SetError("CreateSystemCursor is not currently supported");
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   564
        return NULL;
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   565
    }
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   566
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   567
	cursor = mouse->CreateSystemCursor(id);
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   568
    if (cursor) {
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   569
        cursor->next = mouse->cursors;
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   570
        mouse->cursors = cursor;
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   571
    }
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   572
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   573
	return cursor;
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   574
}
20f3cdea0fd2 Add SDL_CreateSystemCursor for Windows and Linux.
Michael Sartain <mikesart@valvesoftware.com>
parents: 6673
diff changeset
   575
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
   576
/* 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
   577
   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
   578
   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
   579
 */
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
   580
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
   581
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
   582
{
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
   583
    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
   584
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
   585
    /* 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
   586
    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
   587
        /* Make sure the cursor is still valid for this mouse */
5405
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   588
        if (cursor != mouse->def_cursor) {
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   589
            SDL_Cursor *found;
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   590
            for (found = mouse->cursors; found; found = found->next) {
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   591
                if (found == cursor) {
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   592
                    break;
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   593
                }
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
   594
            }
5405
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   595
            if (!found) {
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   596
                SDL_SetError("Cursor not associated with the current mouse");
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   597
                return;
64fa8526e1ce Added a cleaner way to set the default cursor.
Sam Lantinga <slouken@libsdl.org>
parents: 5376
diff changeset
   598
            }
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
   599
        }
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
   600
        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
   601
    } else {
6301
e8a69c5378e7 Change SDL_SetCursor to set the cursor back to the default cursor when the
Wim Looman <ghostunderscore@gmail.com>
parents: 6300
diff changeset
   602
        if (mouse->focus) {
e8a69c5378e7 Change SDL_SetCursor to set the cursor back to the default cursor when the
Wim Looman <ghostunderscore@gmail.com>
parents: 6300
diff changeset
   603
            cursor = mouse->cur_cursor;
e8a69c5378e7 Change SDL_SetCursor to set the cursor back to the default cursor when the
Wim Looman <ghostunderscore@gmail.com>
parents: 6300
diff changeset
   604
        } else {
e8a69c5378e7 Change SDL_SetCursor to set the cursor back to the default cursor when the
Wim Looman <ghostunderscore@gmail.com>
parents: 6300
diff changeset
   605
            cursor = mouse->def_cursor;
e8a69c5378e7 Change SDL_SetCursor to set the cursor back to the default cursor when the
Wim Looman <ghostunderscore@gmail.com>
parents: 6300
diff changeset
   606
        }
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
   607
    }
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
   608
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
   609
    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
   610
        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
   611
            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
   612
        }
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
   613
    } 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
   614
        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
   615
            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
   616
        }
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
   617
    }
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
   618
}
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
   619
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
   620
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
   621
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
   622
{
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
   623
    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
   624
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
   625
    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
   626
        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
   627
    }
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
   628
    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
   629
}
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
   630
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
   631
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
   632
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
   633
{
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
   634
    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
   635
    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
   636
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
   637
    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
   638
        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
   639
    }
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
   640
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
   641
    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
   642
        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
   643
    }
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
   644
    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
   645
        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
   646
    }
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
   647
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
   648
    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
   649
         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
   650
        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
   651
            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
   652
                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
   653
            } 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
   654
                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
   655
            }
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
   656
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
   657
            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
   658
                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
   659
            }
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
   660
            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
   661
        }
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
   662
    }
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
   663
}
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
   664
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
   665
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
   666
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
   667
{
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
   668
    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
   669
    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
   670
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
   671
    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
   672
        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
   673
    }
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
   674
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
   675
    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
   676
    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
   677
        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
   678
            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
   679
        } 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
   680
            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
   681
        }
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
   682
        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
   683
            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
   684
        }
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
   685
    }
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
   686
    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
   687
}
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
   688
7089
257fc4e541e1 Send mouse leave updates for Windows and X11.
Jørgen P. Tjernø <jorgen@valvesoftware.com>
parents: 7037
diff changeset
   689
/* vi: set ts=4 sw=4 expandtab: */