Mercurial > MadButterfly
annotate examples/svg2code_ex/main.c @ 221:ad4f8a956505
Implement a workaround for the button class. However, this won't solve all issues. We can use this as example to fix the mouse out event issue. When we move the curosr over the text inside the button. The upper layer group will receive MOUSE_OUT events. This is absolute incorrect.
author | wycc |
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date | Sun, 14 Dec 2008 12:35:13 +0800 |
parents | f9d507a3e1d9 |
children | 71489039406b |
rev | line source |
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117 | 1 /*! \file |
110 | 2 * |
3 * svg2code_ex is an example that show programmers how to create a | |
4 * menu with MadButterfly. | |
5 * | |
6 */ | |
78 | 7 #include <stdio.h> |
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Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'.
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8 #include <mb.h> |
78 | 9 #include "svg2code_ex.h" |
10 | |
83 | 11 typedef struct _ex_rt ex_rt_t; |
12 struct _ex_rt { | |
13 X_MB_runtime_t *rt; | |
14 svg2code_ex_t *code; | |
15 }; | |
16 | |
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17 #define COORD_SHOW(group) coord_show(group);rdman_coord_changed(X_MB_rdman(ex_rt->rt), group) |
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18 #define COORD_HIDE(group) coord_hide(group);rdman_coord_changed(X_MB_rdman(ex_rt->rt), group) |
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19 |
83 | 20 static void file_button_handler(event_t *evt, void *arg) { |
21 ex_rt_t *ex_rt = (ex_rt_t *)arg; | |
22 | |
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23 COORD_SHOW(ex_rt->code->file_menu); |
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24 /* Update changed part to UI. */ |
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25 rdman_redraw_changed(X_MB_rdman(ex_rt->rt)); |
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26 } |
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27 |
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28 static void file_menu_handler(event_t *evt, void *arg) { |
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29 ex_rt_t *ex_rt = (ex_rt_t *)arg; |
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30 |
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31 COORD_HIDE(ex_rt->code->file_menu); |
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32 /* Update changed part to UI. */ |
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33 rdman_redraw_changed(X_MB_rdman(ex_rt->rt)); |
83 | 34 } |
35 | |
78 | 36 int main(int argc, char * const argv[]) { |
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37 X_MB_runtime_t *rt; |
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38 redraw_man_t *rdman; |
78 | 39 svg2code_ex_t *svg2code; |
83 | 40 subject_t *subject; |
41 ex_rt_t ex_rt; | |
78 | 42 |
108 | 43 /* |
44 * Initialize a runtime with XLib as backend. | |
45 */ | |
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46 rt = X_MB_new(":0.0", 800, 600); |
78 | 47 |
108 | 48 /* |
49 * Instantiate objects from a SVG file. | |
50 */ | |
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51 rdman = X_MB_rdman(rt); |
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52 svg2code = svg2code_ex_new(rdman, rdman->root_coord); |
78 | 53 |
108 | 54 /* |
55 * Register observers to subjects of events for objects. | |
56 */ | |
83 | 57 subject = coord_get_mouse_event(svg2code->file_button); |
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58 ex_rt.rt = rt; |
83 | 59 ex_rt.code = svg2code; |
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60 subject_add_event_observer(subject, EVT_MOUSE_BUT_PRESS, file_button_handler, &ex_rt); |
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61 subject = coord_get_mouse_event(svg2code->file_menu); |
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62 subject_add_event_observer(subject, EVT_MOUSE_BUT_PRESS, file_menu_handler, &ex_rt); |
83 | 63 |
108 | 64 /* |
65 * Start handle connections, includes one to X server. | |
66 * User start to interact with the application. | |
67 */ | |
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68 X_MB_handle_connection(rt); |
83 | 69 |
108 | 70 /* |
71 * Clean | |
72 */ | |
83 | 73 svg2code_ex_free(svg2code); |
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74 X_MB_free(rt); |
78 | 75 |
76 return 0; | |
77 } |