ref: c166bdc6458ef63df303be53596b4850719866ca
parent: d85a505463edf6ff666e4b04ab48ba7f43140dd2
author: Simon Tatham <anakin@pobox.com>
date: Sun Jan 23 04:17:46 EST 2005
Dynamically frob the menu bar to achieve selection of game presets. [originally from svn r5176]
--- a/macosx.m
+++ b/macosx.m
@@ -5,9 +5,6 @@
*
* - status bar support.
*
- * - preset selection. Should be reasonably simple: just a matter
- * of dynamically frobbing the menu bar.
- *
* - configurability. Will no doubt involve learning all about the
* dialog control side of Cocoa.
*
@@ -48,6 +45,20 @@
* _worst_ this should involve a new Halibut back end, but I
* think help is HTML round here anyway so perhaps we can work
* with what we already have.
+ *
+ * - Can we arrange for a pop-up menu from the Dock icon which
+ * launches specific games, perhaps?
+ *
+ * Grotty implementation details that could probably be improved:
+ *
+ * - I am _utterly_ unconvinced that NSImageView was the right way
+ * to go about having a window with a reliable backing store! It
+ * just doesn't feel right; NSImageView is a _control_. Is there
+ * a simpler way?
+ *
+ * - Resizing is currently very bad; rather than bother to work
+ * out how to resize the NSImageView, I just splatter and
+ * recreate it.
*/
#include <ctype.h>
@@ -89,6 +100,59 @@
}
/* ----------------------------------------------------------------------
+ * Global variables.
+ */
+
+/*
+ * The `Type' menu. We frob this dynamically to allow the user to
+ * choose a preset set of settings from the current game.
+ */
+NSMenu *typemenu;
+
+/* ----------------------------------------------------------------------
+ * Tiny extension to NSMenuItem which carries a payload of a `void
+ * *', allowing several menu items to invoke the same message but
+ * pass different data through it.
+ */
+@interface DataMenuItem : NSMenuItem
+{+ void *payload;
+ int payload_free;
+}
+- (void)setPayload:(void *)d;
+- (void)setPayloadFree:(BOOL)yesno;
+- (void *)getPayload;
+@end
+@implementation DataMenuItem
+- (id)initWithTitle:(NSString *)title
+ action:(SEL)act
+ keyEquivalent:(NSString *)key
+{+ payload = NULL;
+ payload_free = NO;
+ return [super initWithTitle:title action:act keyEquivalent:key];
+}
+- (void)setPayload:(void *)d
+{+ payload = d;
+}
+- (void)setPayloadFree:(BOOL)yesno
+{+ payload_free = yesno;
+}
+- (void *)getPayload
+{+ return payload;
+}
+- (void)dealloc
+{+ if (payload_free)
+ sfree(payload);
+ [super dealloc];
+}
+@end
+
+/* ----------------------------------------------------------------------
* The front end presented to midend.c.
*
* This is mostly a subclass of NSWindow. The actual `frontend'
@@ -215,6 +279,26 @@
@end
@implementation GameWindow
+- (void)setupContentView
+{+ NSSize size = {0,0};+ int w, h;
+
+ midend_size(me, &w, &h);
+ size.width = w;
+ size.height = h;
+
+ fe.image = [[NSImage alloc] initWithSize:size];
+ [fe.image setFlipped:YES];
+ fe.view = [[MyImageView alloc]
+ initWithFrame:[self contentRectForFrameRect:[self frame]]];
+ [fe.view setImage:fe.image];
+ [fe.view setWindow:self];
+
+ midend_redraw(me);
+
+ [self setContentView:fe.view];
+}
- (id)initWithGame:(const game *)g
{ NSRect rect = { {0,0}, {0,0} };@@ -258,17 +342,9 @@
}
}
- fe.image = [[NSImage alloc] initWithSize:rect.size];
- [fe.image setFlipped:YES];
- fe.view = [[MyImageView alloc]
- initWithFrame:[self contentRectForFrameRect:[self frame]]];
- [fe.view setImage:fe.image];
- [fe.view setWindow:self];
- [self setContentView:fe.view];
+ [self setupContentView];
[self setIgnoresMouseEvents:NO];
- midend_redraw(me);
-
[self center]; /* :-) */
return self;
@@ -375,6 +451,84 @@
[self processButton:'r'&0x1F x:-1 y:-1];
}
+- (void)clearTypeMenu
+{+ while ([typemenu numberOfItems] > 1)
+ [typemenu removeItemAtIndex:0];
+}
+
+- (void)becomeKeyWindow
+{+ int n;
+
+ [self clearTypeMenu];
+
+ [super becomeKeyWindow];
+
+ n = midend_num_presets(me);
+
+ if (n > 0) {+ [typemenu insertItem:[NSMenuItem separatorItem] atIndex:0];
+ while (n--) {+ char *name;
+ game_params *params;
+ DataMenuItem *item;
+
+ midend_fetch_preset(me, n, &name, ¶ms);
+
+ item = [[[DataMenuItem alloc]
+ initWithTitle:[NSString stringWithCString:name]
+ action:NULL keyEquivalent:@""]
+ autorelease];
+
+ [item setEnabled:YES];
+ [item setTarget:self];
+ [item setAction:@selector(presetGame:)];
+ [item setPayload:params];
+ [item setPayloadFree:YES];
+
+ [typemenu insertItem:item atIndex:0];
+ }
+ }
+}
+
+- (void)resignKeyWindow
+{+ [self clearTypeMenu];
+ [super resignKeyWindow];
+}
+
+- (void)close
+{+ [self clearTypeMenu];
+ [super close];
+}
+
+- (void)resizeForNewGameParams
+{+ NSSize size = {0,0};+ int w, h;
+
+ midend_size(me, &w, &h);
+ size.width = w;
+ size.height = h;
+
+ NSDisableScreenUpdates();
+ [self setContentSize:size];
+ [self setupContentView];
+ NSEnableScreenUpdates();
+}
+
+- (void)presetGame:(id)sender
+{+ game_params *params = [sender getPayload];
+
+ midend_set_params(me, params);
+ midend_new_game(me);
+
+ [self resizeForNewGameParams];
+}
+
@end
/*
@@ -577,29 +731,6 @@
}
/* ----------------------------------------------------------------------
- * Tiny extension to NSMenuItem which carries a payload of a `const
- * game *', allowing our AppController to work out _which_ game
- * needs to be launched when it receives a newGame message.
- */
-@interface GameMenuItem : NSMenuItem
-{- const game *ourgame;
-}
-- (void)setGame:(const game *)g;
-- (const game *)getGame;
-@end
-@implementation GameMenuItem
-- (void)setGame:(const game *)g
-{- ourgame = g;
-}
-- (const game *)getGame
-{- return ourgame;
-}
-@end
-
-/* ----------------------------------------------------------------------
* AppController: the object which receives the messages from all
* menu selections that aren't standard OS X functions.
*/
@@ -613,7 +744,7 @@
- (IBAction)newGame:(id)sender
{- const game *g = [sender getGame];
+ const game *g = [sender getPayload];
id win;
win = [[GameWindow alloc] initWithGame:g];
@@ -655,10 +786,10 @@
for (i = 0; i < gamecount; i++) {id item =
- initnewitem([GameMenuItem allocWithZone:[NSMenu menuZone]],
+ initnewitem([DataMenuItem allocWithZone:[NSMenu menuZone]],
menu, gamelist[i]->name, "", controller,
@selector(newGame:));
- [item setGame:gamelist[i]];
+ [item setPayload:(void *)gamelist[i]];
}
}
@@ -673,6 +804,7 @@
item = newitem(menu, "Close", "w", NULL, @selector(performClose:));
menu = newsubmenu([NSApp mainMenu], "Type");
+ typemenu = menu;
item = newitem(menu, "Custom", "", NULL, @selector(customGameType:));
menu = newsubmenu([NSApp mainMenu], "Window");