Mercurial > projects > mde

annotate mde/setup/InitStage.d @ 111:1655693702fc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Resolved ticket #4, allowing widgets to reload strings and recalculate sizes mid-run. Removed prefinalize and finalize and added setup as the new second initialization phase, which can be re-run.
author Diggory Hardy <diggory.hardy@gmail.com>
date Sat, 06 Dec 2008 17:41:42 +0000
parents 2a364c7d82c9
children 264028f4115a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
1 /* LICENSE BLOCK
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
2 Part of mde: a Modular D game-oriented Engine
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
3 Copyright © 2007-2008 Diggory Hardy
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
4
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
5 This program is free software: you can redistribute it and/or modify it under the terms
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
6 of the GNU General Public License as published by the Free Software Foundation, either
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
7 version 2 of the License, or (at your option) any later version.
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
8
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
11 See the GNU General Public License for more details.
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
12
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
13 You should have received a copy of the GNU General Public License
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
15
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
16 /**************************************************************************************************
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
17 * The infrastructure for handling external startup/shutdown code.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
18 *************************************************************************************************/
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
19 module mde.setup.InitStage;
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
20
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
21 public import mde.setup.exception;
95
2a364c7d82c9 Boolean options can be adjusted from the gui now (using a very basic widget). Also some bug-fixes.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 91
diff changeset
22 import mde.util;
2a364c7d82c9 Boolean options can be adjusted from the gui now (using a very basic widget). Also some bug-fixes.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 91
diff changeset
23
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
24 import tango.util.container.HashMap;
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
25 import tango.util.log.Log : Log, Logger;
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
26
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
27 // use as hash type for better performance than char[]
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
28 alias uint StageName;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
29 StageName toStageName (char[4] x) {
111
1655693702fc Resolved ticket #4, allowing widgets to reload strings and recalculate sizes mid-run.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 95
diff changeset
30 return *cast(uint*) x.ptr; // convert to a unique uint
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
31 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
32
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
33 /** Initialization and cleanup functions for one stage.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
34 *
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
35 * The init and cleanup functions should return the new StageState. Returning ERROR does not
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
36 * indicate that the program should abort but that the module in question is not usable and
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
37 * that init & cleanup should not be called. Throwing an exception sets the state to ERROR (or
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
38 * the value passed to an InitStageException) and indicates that the program should abort.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
39 * If the program aborts, all stages with state ACTIVE have their cleanup run (as with a normal
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
40 * shutdown).
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
41 *
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
42 * Not setting a cleanup function will result in the state being left at ACTIVE on shutdown, so
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
43 * if a second initialization occurs (not currently possible), init will not be re-run. */
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
44 struct InitStage {
91
4d5d53e4f881 Shared alignment for dynamic content lists - finally implemented! Lots of smaller changes too.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 85
diff changeset
45 char[] name; // used for debug-mode trace messages about stages
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
46 StageState delegate() init; // the initialization function
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
47 StageState delegate() cleanup; // the associated cleanup function
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
48 StageName[] depends; // anything function depends on completing before its run
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
49 StageName[] rdepends; // reverse dependencies, set during init
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
50 StageState state = StageState.INACTIVE;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
51 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
52
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
53 /// Add a stage to be initialized.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
54 void addInitStage (char[4] name, InitStage* stage) {
91
4d5d53e4f881 Shared alignment for dynamic content lists - finally implemented! Lots of smaller changes too.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 85
diff changeset
55 stage.name = name;
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
56 stages[toStageName(name)] = stage;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
57 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
58 /// Add a stage to be initialized.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
59 void addInitStage (char[4] name, StageState function() init, StageState function() cleanup = null, char[4][] depends = null) {
95
2a364c7d82c9 Boolean options can be adjusted from the gui now (using a very basic widget). Also some bug-fixes.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 91
diff changeset
60 addInitStage (name, toDg(init), toDg(cleanup), depends);
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
61 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
62 /// Add a stage to be initialized.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
63 void addInitStage (char[4] name, StageState delegate() init, StageState delegate() cleanup = null, char[4][] depends = null) {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
64 InitStage* stage = new InitStage;
91
4d5d53e4f881 Shared alignment for dynamic content lists - finally implemented! Lots of smaller changes too.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 85
diff changeset
65 stage.name = name;
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
66 (*stage).init = init;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
67 stage.cleanup = cleanup;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
68 stage.depends.length = depends.length;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
69 foreach (i,d; depends)
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
70 stage.depends[i] = toStageName(d);
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
71 stages[toStageName(name)] = stage;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
72 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
73
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
74 package HashMap!(StageName,InitStage*) stages;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
75
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
76 static this () {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
77 stages = new typeof(stages);
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
78 logger = Log.getLogger ("mde.setup.InitStage");
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
79 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
80 Logger logger;
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
81
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
82
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
83
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
84 /**************************************************************************************************
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
85 * Initialization functions.
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
86 *************************************************************************************************/
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
87 import imde = mde.imde;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
88 import mde.input.Input;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
89 import mde.setup.Screen;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
90 import mde.input.joystick;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
91 import mde.font.font;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
92
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
93 static this() {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
94 addInitStage ("Inpt", &initInput);
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
95 addInitStage ("SSDL", &Screen.init, &Screen.cleanup );
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
96 addInitStage ("SJoy", &openJoysticks, &closeJoysticks, ["SSDL"]);
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
97 addInitStage ("SWnd", &Screen.initWindow, null, ["SSDL"]);
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
98 addInitStage ("Font", &FontStyle.initialize, &FontStyle.cleanup);
32
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
99 }
316b0230a849 Lots more work on the GUI. Also renamed lots of files.
Diggory Hardy <diggory.hardy@gmail.com>
parents:
diff changeset
100
85
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
101 StageState initInput () {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
102 imde.input.loadConfig ("input");
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
103
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
104 // Quit on escape. NOTE: quit via SDL_QUIT event is handled completely independently!
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
105 imde.input.addButtonCallback (cast(Input.inputID) 0x0u, delegate void(Input.inputID i, bool b) {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
106 if (b) {
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
107 logger.info ("Quiting...");
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
108 imde.run = false;
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
109 }
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
110 } );
56c0ddd90193 Intermediate commit (not stable). Changes to init system.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 84
diff changeset
111 return StageState.ACTIVE;
39
5132301e9ed7 Implemented widget saving.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 36
diff changeset
112 }