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Added support for placing windows on different displays
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@slouken
slouken committed Dec 1, 2009
1 parent 3efbabe commit 0983bec
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Showing 2 changed files with 40 additions and 23 deletions.
1 change: 1 addition & 0 deletions src/video/cocoa/SDL_cocoawindow.h
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Expand Up @@ -72,6 +72,7 @@ struct SDL_WindowData
SDL_WindowID windowID;
NSWindow *window;
SDL_bool created;
CGDirectDisplayID display;
Cocoa_WindowListener *listener;
struct SDL_VideoData *videodata;
};
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62 changes: 39 additions & 23 deletions src/video/cocoa/SDL_cocoawindow.m
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Expand Up @@ -31,7 +31,6 @@

static __inline__ void ConvertNSRect(NSRect *r)
{
/* FIXME: Cache the display used for this window */
r->origin.y = CGDisplayPixelsHigh(kCGDirectMainDisplay) - r->origin.y - r->size.height;
}

Expand Down Expand Up @@ -99,10 +98,11 @@ - (void)windowDidExpose:(NSNotification *)aNotification
- (void)windowDidMove:(NSNotification *)aNotification
{
int x, y;
NSRect disp = CGDisplayBounds(_data->display);
NSRect rect = [_data->window contentRectForFrameRect:[_data->window frame]];
ConvertNSRect(&rect);
x = (int)rect.origin.x;
y = (int)rect.origin.y;
x = (int)rect.origin.x - disp.origin.x;
y = (int)rect.origin.y - disp.origin.y;
SDL_SendWindowEvent(_data->windowID, SDL_WINDOWEVENT_MOVED, x, y);
}

Expand Down Expand Up @@ -309,6 +309,7 @@ - (BOOL)canBecomeMainWindow
{
NSAutoreleasePool *pool;
SDL_VideoData *videodata = (SDL_VideoData *) _this->driverdata;
SDL_DisplayData *displaydata = (SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
SDL_WindowData *data;

/* Allocate the window data */
Expand All @@ -320,6 +321,7 @@ - (BOOL)canBecomeMainWindow
data->windowID = window->id;
data->window = nswindow;
data->created = created;
data->display = displaydata->display;
data->videodata = videodata;

pool = [[NSAutoreleasePool alloc] init];
Expand All @@ -330,10 +332,11 @@ - (BOOL)canBecomeMainWindow

/* Fill in the SDL window with the window data */
{
NSRect disp = CGDisplayBounds(data->display);
NSRect rect = [nswindow contentRectForFrameRect:[nswindow frame]];
ConvertNSRect(&rect);
window->x = (int)rect.origin.x;
window->y = (int)rect.origin.y;
window->x = (int)rect.origin.x - disp.origin.x;
window->y = (int)rect.origin.y - disp.origin.y;
window->w = (int)rect.size.width;
window->h = (int)rect.size.height;
}
Expand Down Expand Up @@ -385,30 +388,26 @@ - (BOOL)canBecomeMainWindow
int
Cocoa_CreateWindow(_THIS, SDL_Window * window)
{
NSAutoreleasePool *pool;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSWindow *nswindow;
SDL_DisplayData *displaydata = (SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
NSRect rect;
unsigned int style;
NSString *title;
int status;

pool = [[NSAutoreleasePool alloc] init];

rect = CGDisplayBounds(displaydata->display);
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
rect.origin.x = (CGDisplayPixelsWide(kCGDirectMainDisplay) - window->w) / 2;
} else if (window->x == SDL_WINDOWPOS_UNDEFINED) {
rect.origin.x = 0;
} else {
rect.origin.x = window->x;
rect.origin.x += (rect.size.width - window->w) / 2;
} else if (window->x != SDL_WINDOWPOS_UNDEFINED) {
rect.origin.x += window->x;
}
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
rect.origin.y = (CGDisplayPixelsHigh(kCGDirectMainDisplay) - window->h) / 2;
} else if (window->y == SDL_WINDOWPOS_UNDEFINED) {
rect.origin.y = 0;
} else {
rect.origin.y = window->y;
rect.origin.y += (rect.size.height - window->h) / 2;
} else if (window->x != SDL_WINDOWPOS_UNDEFINED) {
rect.origin.y += window->y;
}
rect.size.width = window->w;
rect.size.height = window->h;
Expand All @@ -423,7 +422,22 @@ - (BOOL)canBecomeMainWindow
style |= NSResizableWindowMask;
}

nswindow = [[SDLWindow alloc] initWithContentRect:rect styleMask:style backing:NSBackingStoreBuffered defer:FALSE];
/* Figure out which screen to place this window */
NSArray *screens = [NSScreen screens];
NSScreen *screen = nil;
NSScreen *candidate;
for (candidate in screens) {
NSRect screenRect = [candidate frame];
if (rect.origin.x >= screenRect.origin.x &&
rect.origin.x < screenRect.origin.x + screenRect.size.width &&
rect.origin.y >= screenRect.origin.y &&
rect.origin.y < screenRect.origin.y + screenRect.size.height) {
screen = candidate;
rect.origin.x -= screenRect.origin.x;
rect.origin.y -= screenRect.origin.y;
}
}
nswindow = [[SDLWindow alloc] initWithContentRect:rect styleMask:style backing:NSBackingStoreBuffered defer:FALSE screen:screen];

[pool release];

Expand Down Expand Up @@ -478,19 +492,21 @@ - (BOOL)canBecomeMainWindow
{
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
NSWindow *nswindow = ((SDL_WindowData *) window->driverdata)->window;
SDL_DisplayData *displaydata = (SDL_DisplayData *) SDL_GetDisplayFromWindow(window)->driverdata;
NSRect rect;

rect = CGDisplayBounds(displaydata->display);
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->x == SDL_WINDOWPOS_CENTERED) {
rect.origin.x = (CGDisplayPixelsWide(kCGDirectMainDisplay) - window->w) / 2;
rect.origin.x += (rect.size.width - window->w) / 2;
} else {
rect.origin.x = window->x;
rect.origin.x += window->x;
}
if ((window->flags & SDL_WINDOW_FULLSCREEN)
|| window->y == SDL_WINDOWPOS_CENTERED) {
rect.origin.y = (CGDisplayPixelsHigh(kCGDirectMainDisplay) - window->h) / 2;
rect.origin.y += (rect.size.height - window->h) / 2;
} else {
rect.origin.y = window->y;
rect.origin.y += window->y;
}
rect.size.width = window->w;
rect.size.height = window->h;
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