Line data Source code
1 : /* File: gui_window_manager.c; Copyright and License: see below */
2 :
3 : #include "gui_window_manager.h"
4 : #include "ctrl_controller.h"
5 : #include "u8/u8_trace.h"
6 : #include "gui_gtk.h"
7 : #include <stdio.h>
8 : #include <stdbool.h>
9 :
10 0 : void gui_window_manager_init( gui_window_manager_t *this_,
11 : io_data_file_t *data_file,
12 : GtkApplication *gtk_app )
13 : {
14 0 : U8_TRACE_BEGIN();
15 0 : assert( data_file != NULL );
16 0 : assert( gtk_app != NULL );
17 :
18 0 : gui_resources_init( &((*this_).gui_resources) );
19 0 : data_database_reader_init( &((*this_).db_reader), io_data_file_get_database_ptr( data_file ) );
20 0 : (*this_).controller = io_data_file_get_controller_ptr( data_file );
21 0 : (*this_).data_file = data_file;
22 0 : (*this_).gtk_app = gtk_app;
23 0 : observer_init( &((*this_).window_close_observer),
24 : this_,
25 : (void (*)(void*,void*)) &gui_window_manager_close_main_window_callback,
26 : "gui_window_manager_close_main_window_callback()"
27 : );
28 0 : observer_init( &((*this_).window_open_observer),
29 : this_,
30 : (void (*)(void*,void*)) &gui_window_manager_open_main_window_callback,
31 : "gui_window_manager_open_main_window_callback()"
32 : );
33 0 : for( int index = 0; index < GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS; index ++ )
34 : {
35 0 : (*this_).main_window_active[index] = false;
36 : }
37 :
38 0 : U8_TRACE_END();
39 0 : }
40 :
41 0 : void gui_window_manager_destroy( gui_window_manager_t *this_ )
42 : {
43 0 : U8_TRACE_BEGIN();
44 :
45 0 : for( int index = 0; index < GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS; index ++ )
46 : {
47 0 : if ( (*this_).main_window_active[index] )
48 : {
49 0 : gui_main_window_destroy( &((*this_).main_window[index]) );
50 0 : (*this_).main_window_active[index] = false;
51 : }
52 : }
53 0 : observer_destroy( &((*this_).window_close_observer) );
54 0 : data_database_reader_destroy( &((*this_).db_reader) );
55 0 : gui_resources_destroy( &((*this_).gui_resources) );
56 0 : (*this_).controller = NULL;
57 0 : (*this_).data_file = NULL;
58 0 : (*this_).gtk_app = NULL;
59 :
60 0 : U8_TRACE_END();
61 0 : }
62 :
63 0 : gui_main_window_t *gui_window_manager_open_main_window( gui_window_manager_t *this_ )
64 : {
65 0 : U8_TRACE_BEGIN();
66 : gui_main_window_t *result;
67 :
68 0 : int pos = -1;
69 0 : for( int index = 0; index < GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS; index ++ )
70 : {
71 0 : if ( ! (*this_).main_window_active[index] )
72 : {
73 0 : pos = index;
74 : }
75 : }
76 :
77 0 : if ( -1 != pos )
78 : {
79 0 : gui_main_window_init( &((*this_).main_window[pos]),
80 : (*this_).controller,
81 : (*this_).data_file,
82 : &((*this_).db_reader),
83 : &((*this_).gui_resources),
84 : (*this_).gtk_app,
85 : &((*this_).window_close_observer),
86 : &((*this_).window_open_observer)
87 : );
88 0 : (*this_).main_window_active[pos] = true;
89 0 : U8_TRACE_INFO_INT( "main_window[] index:", pos );
90 0 : result = &((*this_).main_window[pos]);
91 : }
92 : else
93 : {
94 0 : U8_LOG_ERROR_INT( "Maximum number of windows already open.", GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS );
95 0 : result = NULL;
96 : }
97 :
98 0 : U8_TRACE_END();
99 0 : return result;
100 : }
101 :
102 0 : void gui_window_manager_close_main_window_callback( gui_window_manager_t *this_, gui_main_window_t *main_window )
103 : {
104 0 : U8_TRACE_BEGIN();
105 0 : int count_active = 0;
106 0 : int count_closed = 0;
107 :
108 0 : for( int index = 0; index < GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS; index ++ )
109 : {
110 0 : if ( (*this_).main_window_active[index] )
111 : {
112 0 : if ( main_window == &((*this_).main_window[index]) )
113 : {
114 0 : gui_main_window_destroy( &((*this_).main_window[index]) );
115 0 : (*this_).main_window_active[index] = false;
116 0 : U8_TRACE_INFO_INT( "main_window[] index:", index );
117 0 : count_closed ++;
118 : }
119 : else
120 : {
121 0 : count_active ++;
122 : }
123 : }
124 : }
125 :
126 0 : if ( count_closed == 0 )
127 : {
128 0 : U8_LOG_ERROR( "no window of given address found" );
129 : }
130 : if ( count_active == 0 )
131 : {
132 : /* application states are managed by gtk */
133 : }
134 :
135 0 : U8_TRACE_END();
136 0 : }
137 :
138 0 : void gui_window_manager_open_main_window_callback( gui_window_manager_t *this_, gui_simple_message_to_user_t *message_to_user )
139 : {
140 0 : U8_TRACE_BEGIN();
141 :
142 : gui_main_window_t *new_win;
143 0 : new_win = gui_window_manager_open_main_window( this_ );
144 :
145 0 : if ( NULL == new_win )
146 : {
147 0 : gui_simple_message_to_user_show_message_with_quantity( message_to_user,
148 : GUI_SIMPLE_MESSAGE_TYPE_WARNING,
149 : GUI_SIMPLE_MESSAGE_CONTENT_MAX_WINDOWS_ALREADY_OPEN,
150 : GUI_WINDOW_MANAGER_MAX_MAIN_WINDOWS
151 : );
152 : }
153 :
154 0 : U8_TRACE_END();
155 0 : }
156 :
157 :
158 : /*
159 : Copyright 2016-2025 Andreas Warnke
160 :
161 : Licensed under the Apache License, Version 2.0 (the "License");
162 : you may not use this file except in compliance with the License.
163 : You may obtain a copy of the License at
164 :
165 : http://www.apache.org/licenses/LICENSE-2.0
166 :
167 : Unless required by applicable law or agreed to in writing, software
168 : distributed under the License is distributed on an "AS IS" BASIS,
169 : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
170 : See the License for the specific language governing permissions and
171 : limitations under the License.
172 : */
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