src/video/quartz/SDL_QuartzWM.m
author Sam Lantinga <slouken@libsdl.org>
Tue, 31 Aug 2004 04:21:35 +0000
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2003  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 Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 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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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_QuartzVideo.h"
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struct WMcursor {
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    Cursor curs;
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};
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void QZ_FreeWMCursor     (_THIS, WMcursor *cursor) { 
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    if ( cursor != NULL )
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        free (cursor);
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}
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/* Use the Carbon cursor routines for now */
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WMcursor*    QZ_CreateWMCursor   (_THIS, Uint8 *data, Uint8 *mask, 
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                                         int w, int h, int hot_x, int hot_y) { 
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    WMcursor *cursor;
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    int row, bytes;
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    /* Allocate the cursor memory */
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    cursor = (WMcursor *)malloc(sizeof(WMcursor));
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    if ( cursor == NULL ) {
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        SDL_OutOfMemory();
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        return(NULL);
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    }
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    memset(cursor, 0, sizeof(*cursor));
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    if (w > 16)
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        w = 16;
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    if (h > 16)
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        h = 16;
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    bytes = (w+7)/8;
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    for ( row=0; row<h; ++row ) {
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        memcpy(&cursor->curs.data[row], data, bytes);
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        data += bytes;
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    }
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    for ( row=0; row<h; ++row ) {
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        memcpy(&cursor->curs.mask[row], mask, bytes);
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        mask += bytes;
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    }
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    cursor->curs.hotSpot.h = hot_x;
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    cursor->curs.hotSpot.v = hot_y;
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    return(cursor);
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}
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void QZ_ShowMouse (_THIS) {
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    if (!cursor_visible) {
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        [ NSCursor unhide ];
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        cursor_visible = YES;
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    }
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}
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void QZ_HideMouse (_THIS) {
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    BOOL isInGameWin = QZ_IsMouseInWindow (this);
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    if (isInGameWin && cursor_visible) {
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        [ NSCursor hide ];
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        cursor_visible = NO;
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    }
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}
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BOOL QZ_IsMouseInWindow (_THIS) {
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    return (mode_flags & SDL_FULLSCREEN) ? true : NSPointInRect([ qz_window mouseLocationOutsideOfEventStream ], [ window_view frame ]);
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}
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int QZ_ShowWMCursor (_THIS, WMcursor *cursor) { 
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    if ( cursor == NULL) {
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        if ( cursor_should_be_visible ) {
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            QZ_HideMouse (this);
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            cursor_should_be_visible = NO;
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            QZ_ChangeGrabState (this, QZ_HIDECURSOR);
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        }
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    }
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    else {
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        SetCursor(&cursor->curs);
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        if ( ! cursor_should_be_visible ) {
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            QZ_ShowMouse (this);
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            cursor_should_be_visible = YES;
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            QZ_ChangeGrabState (this, QZ_SHOWCURSOR);
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        }
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    }
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    return 1;
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}
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/*
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    Coordinate conversion functions, for convenience
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    Cocoa sets the origin at the lower left corner of the window/screen
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    SDL, CoreGraphics/WindowServer, and QuickDraw use the origin at the upper left corner
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    The routines were written so they could be called before SetVideoMode() has finished;
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    this might have limited usefulness at the moment, but the extra cost is trivial.
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*/
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/* Convert Cocoa screen coordinate to Cocoa window coordinate */
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void QZ_PrivateGlobalToLocal (_THIS, NSPoint *p) {
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    *p = [ qz_window convertScreenToBase:*p ];
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}
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   126
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/* Convert Cocoa window coordinate to Cocoa screen coordinate */
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void QZ_PrivateLocalToGlobal (_THIS, NSPoint *p) {
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    *p = [ qz_window convertBaseToScreen:*p ];
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}
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/* Convert SDL coordinate to Cocoa coordinate */
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void QZ_PrivateSDLToCocoa (_THIS, NSPoint *p) {
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    if ( CGDisplayIsCaptured (display_id) ) { /* capture signals fullscreen */
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        p->y = CGDisplayPixelsHigh (display_id) - p->y;
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    }
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    else {
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        *p = [ window_view convertPoint:*p toView: nil ];
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    }
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}
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/* Convert Cocoa coordinate to SDL coordinate */
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void QZ_PrivateCocoaToSDL (_THIS, NSPoint *p) {
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    if ( CGDisplayIsCaptured (display_id) ) { /* capture signals fullscreen */
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        p->y = CGDisplayPixelsHigh (display_id) - p->y;
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    }
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    else {
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        *p = [ window_view convertPoint:*p fromView: nil ];
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        /* If OSX version is 10.3.0 or later, we need a workaround in OpenGL mode */
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        if ( system_version >= 0x1030 && (SDL_VideoSurface->flags & SDL_OPENGL) ) {
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            p->y = [window_view frame].size.height - p->y - 1;
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        }
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    }
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}
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/* Convert SDL coordinate to window server (CoreGraphics) coordinate */
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CGPoint QZ_PrivateSDLToCG (_THIS, NSPoint *p) {
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    CGPoint cgp;
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    if ( ! CGDisplayIsCaptured (display_id) ) { /* not captured => not fullscreen => local coord */
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        int height;
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        QZ_PrivateSDLToCocoa (this, p);
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        QZ_PrivateLocalToGlobal (this, p);
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        height = CGDisplayPixelsHigh (display_id);
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        p->y = height - p->y;
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    }
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    cgp.x = p->x;
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    cgp.y = p->y;
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    return cgp;
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}
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#if 0 /* Dead code */
272
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/* Convert window server (CoreGraphics) coordinate to SDL coordinate */
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void QZ_PrivateCGToSDL (_THIS, NSPoint *p) {
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   189
            
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    if ( ! CGDisplayIsCaptured (display_id) ) { /* not captured => not fullscreen => local coord */
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        int height;
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        /* Convert CG Global to Cocoa Global */
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        height = CGDisplayPixelsHigh (display_id);
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        p->y = height - p->y;
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        QZ_PrivateGlobalToLocal (this, p);
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        QZ_PrivateCocoaToSDL (this, p);
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    }
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}
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#endif /* Dead code */
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void  QZ_PrivateWarpCursor (_THIS, int x, int y) {
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    NSPoint p;
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    CGPoint cgp;
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    p = NSMakePoint (x, y);
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    cgp = QZ_PrivateSDLToCG (this, &p);
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    /* this is the magic call that fixes cursor "freezing" after warp */
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    CGSetLocalEventsSuppressionInterval (0.0);
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    CGWarpMouseCursorPosition (cgp);
272
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}
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void QZ_WarpWMCursor (_THIS, Uint16 x, Uint16 y) {
272
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    /* Only allow warping when in foreground */
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    if ( ! [ NSApp isActive ] )
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        return;
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    /* Do the actual warp */
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    QZ_PrivateWarpCursor (this, x, y);
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   226
    /* Generate the mouse moved event */
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    SDL_PrivateMouseMotion (0, 0, x, y);
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}
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void QZ_MoveWMCursor     (_THIS, int x, int y) { }
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void QZ_CheckMouseMode   (_THIS) { }
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void QZ_SetCaption    (_THIS, const char *title, const char *icon) {
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158
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   235
    if ( qz_window != nil ) {
58
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        NSString *string;
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        if ( title != NULL ) {
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            string = [ [ NSString alloc ] initWithUTF8String:title ];
158
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   239
            [ qz_window setTitle:string ];
58
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   240
            [ string release ];
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   241
        }
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        if ( icon != NULL ) {
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            string = [ [ NSString alloc ] initWithUTF8String:icon ];
158
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            [ qz_window setMiniwindowTitle:string ];
58
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   245
            [ string release ];
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   246
        }
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diff changeset
   247
    }
47
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}
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   249
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   250
void QZ_SetIcon       (_THIS, SDL_Surface *icon, Uint8 *mask)
269
4125b9859c71 Added Quartz version of SDL_SetIcon() for MacOS X (thanks Bob)
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
   251
{
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   252
    NSBitmapImageRep *imgrep;
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   253
    NSImage *img;
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   254
    SDL_Surface *mergedSurface;
592
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   255
    int i,j;
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   256
    NSAutoreleasePool *pool;
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   257
    SDL_Rect rrect;
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   258
    NSSize imgSize = {icon->w, icon->h};
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   259
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   260
    pool = [ [ NSAutoreleasePool alloc ] init ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   261
    SDL_GetClipRect(icon, &rrect);
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   262
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   263
    /* create a big endian RGBA surface */
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   264
    mergedSurface = SDL_CreateRGBSurface(SDL_SWSURFACE|SDL_SRCALPHA, 
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   265
                    icon->w, icon->h, 32, 0xff<<24, 0xff<<16, 0xff<<8, 0xff<<0);
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   266
    if (mergedSurface==NULL) {
324
f25f666d609a *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 303
diff changeset
   267
        NSLog(@"Error creating surface for merge");
f25f666d609a *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 303
diff changeset
   268
        goto freePool;
f25f666d609a *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 303
diff changeset
   269
    }
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   270
    
592
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   271
    if (mergedSurface->pitch != 
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   272
        mergedSurface->format->BytesPerPixel * mergedSurface->w) {
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   273
        SDL_SetError ("merged surface has wrong format");
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   274
        SDL_FreeSurface (mergedSurface);
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   275
        goto freePool;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   276
    }
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   277
    
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   278
    if (SDL_BlitSurface(icon,&rrect,mergedSurface,&rrect)) {
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   279
        NSLog(@"Error blitting to mergedSurface");
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   280
        goto freePool;
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   281
    }
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   282
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   283
    if (mask) {
592
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   284
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   285
        Uint32 *pixels = mergedSurface->pixels;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   286
        for (i = 0; i < mergedSurface->h; i++) {
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   287
            for (j = 0; j < mergedSurface->w; j++) {
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   288
                
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   289
                int index = i * mergedSurface->w + j;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   290
                int mindex = index >> 3;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   291
                int bindex = 7 - (index & 0x7);
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   292
                
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   293
                if (mask[mindex] & (1 << bindex))
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   294
                    pixels[index] |= 0x000000FF;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   295
                else
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   296
                    pixels[index] &= 0xFFFFFF00;
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   297
            }
1970e458070d Fixed crash in SDL_SetIcon() under Quartz (thanks Darrell!)
Sam Lantinga <slouken@libsdl.org>
parents: 563
diff changeset
   298
        }
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   299
    }
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   300
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   301
    imgrep = [ [ NSBitmapImageRep alloc] 
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   302
                    initWithBitmapDataPlanes:(unsigned char **)&mergedSurface->pixels 
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   303
                        pixelsWide:icon->w pixelsHigh:icon->h bitsPerSample:8 samplesPerPixel:4 
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   304
                        hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace 
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   305
                        bytesPerRow:icon->w<<2 bitsPerPixel:32 ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   306
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   307
    img = [ [ NSImage alloc ] initWithSize:imgSize ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   308
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   309
    [ img addRepresentation: imgrep ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   310
    [ NSApp setApplicationIconImage:img ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   311
    
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   312
    [ img release ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   313
    [ imgrep release ];
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   314
    SDL_FreeSurface(mergedSurface);
269
4125b9859c71 Added Quartz version of SDL_SetIcon() for MacOS X (thanks Bob)
Sam Lantinga <slouken@libsdl.org>
parents: 252
diff changeset
   315
freePool:
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   316
    [pool release];
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   317
}
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   318
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   319
int  QZ_IconifyWindow (_THIS) { 
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   320
158
4382c38dfbee Date: Tue, 21 Aug 2001 03:50:01 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 58
diff changeset
   321
    if ( ! [ qz_window isMiniaturized ] ) {
4382c38dfbee Date: Tue, 21 Aug 2001 03:50:01 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 58
diff changeset
   322
        [ qz_window miniaturize:nil ];
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   323
        return 1;
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   324
    }
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   325
    else {
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   326
        SDL_SetError ("window already iconified");
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   327
        return 0;
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   328
    }
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   329
}
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   330
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   331
/*
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   332
int  QZ_GetWMInfo  (_THIS, SDL_SysWMinfo *info) { 
158
4382c38dfbee Date: Tue, 21 Aug 2001 03:50:01 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 58
diff changeset
   333
    info->nsWindowPtr = qz_window;
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   334
    return 0; 
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   335
}*/
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   336
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   337
void QZ_ChangeGrabState (_THIS, int action) {
563
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   338
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   339
    /* 
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   340
        Figure out what the next state should be based on the action.
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   341
        Ignore actions that can't change the current state.
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   342
    */
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   343
    if ( grab_state == QZ_UNGRABBED ) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   344
        if ( action == QZ_ENABLE_GRAB ) {
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   345
            if ( cursor_should_be_visible )
563
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   346
                grab_state = QZ_VISIBLE_GRAB;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   347
            else
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   348
                grab_state = QZ_INVISIBLE_GRAB;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   349
        }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   350
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   351
    else if ( grab_state == QZ_VISIBLE_GRAB ) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   352
        if ( action == QZ_DISABLE_GRAB )
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   353
            grab_state = QZ_UNGRABBED;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   354
        else if ( action == QZ_HIDECURSOR )
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   355
            grab_state = QZ_INVISIBLE_GRAB;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   356
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   357
    else {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   358
        assert( grab_state == QZ_INVISIBLE_GRAB );
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   359
        
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   360
        if ( action == QZ_DISABLE_GRAB )
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   361
            grab_state = QZ_UNGRABBED;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   362
        else if ( action == QZ_SHOWCURSOR )
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   363
            grab_state = QZ_VISIBLE_GRAB;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   364
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   365
    
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   366
    /* now apply the new state */
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   367
    if (grab_state == QZ_UNGRABBED) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   368
    
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   369
        CGAssociateMouseAndMouseCursorPosition (1);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   370
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   371
    else if (grab_state == QZ_VISIBLE_GRAB) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   372
    
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   373
        CGAssociateMouseAndMouseCursorPosition (1);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   374
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   375
    else {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   376
        assert( grab_state == QZ_INVISIBLE_GRAB );
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   377
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   378
        QZ_PrivateWarpCursor (this, SDL_VideoSurface->w / 2, SDL_VideoSurface->h / 2);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   379
        CGAssociateMouseAndMouseCursorPosition (0);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   380
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   381
}
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   382
761
c5b2b6d2d1fe Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 683
diff changeset
   383
SDL_GrabMode QZ_GrabInput (_THIS, SDL_GrabMode grab_mode) {
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   384
563
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   385
    int doGrab = grab_mode & SDL_GRAB_ON;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   386
    /*int fullscreen = grab_mode & SDL_GRAB_FULLSCREEN;*/
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   387
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   388
    if ( this->screen == NULL ) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   389
        SDL_SetError ("QZ_GrabInput: screen is NULL");
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   390
        return SDL_GRAB_OFF;
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   391
    }
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   392
        
563
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   393
    if ( ! video_set ) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   394
        /*SDL_SetError ("QZ_GrabInput: video is not set, grab will take effect on mode switch"); */
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   395
        current_grab_mode = grab_mode;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   396
        return grab_mode;       /* Will be set later on mode switch */
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   397
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   398
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   399
    if ( grab_mode != SDL_GRAB_QUERY ) {
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   400
        if ( doGrab )
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   401
            QZ_ChangeGrabState (this, QZ_ENABLE_GRAB);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   402
        else
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   403
            QZ_ChangeGrabState (this, QZ_DISABLE_GRAB);
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   404
        
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   405
        current_grab_mode = doGrab ? SDL_GRAB_ON : SDL_GRAB_OFF;
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   406
    }
04dcaf3da918 Massive Quartz input enhancements from Darrell Walisser. His email:
Ryan C. Gordon <icculus@icculus.org>
parents: 501
diff changeset
   407
501
74262d2647ca Lots of cleanups by Darrell, added the ability to resize Cocoa windows.
Sam Lantinga <slouken@libsdl.org>
parents: 390
diff changeset
   408
    return current_grab_mode;
47
45b1c4303f87 Added initial support for Quartz video (thanks Darrell!)
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   409
}