1 /* ide-buffer-change-monitor.h
2  *
3  * Copyright 2015-2019 Christian Hergert <christian@hergert.me>
4  *
5  * This program is free software: you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation, either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
17  *
18  * SPDX-License-Identifier: GPL-3.0-or-later
19  */
20 
21 #pragma once
22 
23 #if !defined (IDE_CODE_INSIDE) && !defined (IDE_CODE_COMPILATION)
24 # error "Only <libide-code.h> can be included directly."
25 #endif
26 
27 #include <gtk/gtk.h>
28 #include <libide-core.h>
29 
30 #include "ide-code-types.h"
31 
32 G_BEGIN_DECLS
33 
34 #define IDE_TYPE_BUFFER_CHANGE_MONITOR (ide_buffer_change_monitor_get_type())
35 
36 IDE_AVAILABLE_IN_3_32
37 G_DECLARE_DERIVABLE_TYPE (IdeBufferChangeMonitor, ide_buffer_change_monitor, IDE, BUFFER_CHANGE_MONITOR, IdeObject)
38 
39 typedef enum
40 {
41   IDE_BUFFER_LINE_CHANGE_NONE             = 0,
42   IDE_BUFFER_LINE_CHANGE_ADDED            = 1 << 0,
43   IDE_BUFFER_LINE_CHANGE_CHANGED          = 1 << 1,
44   IDE_BUFFER_LINE_CHANGE_DELETED          = 1 << 2,
45   IDE_BUFFER_LINE_CHANGE_PREVIOUS_DELETED = 1 << 3,
46 } IdeBufferLineChange;
47 
48 typedef void (*IdeBufferChangeMonitorForeachFunc) (guint               line,
49                                                    IdeBufferLineChange change,
50                                                    gpointer            user_data);
51 
52 struct _IdeBufferChangeMonitorClass
53 {
54   IdeObjectClass parent_class;
55 
56   void                (*load)           (IdeBufferChangeMonitor            *self,
57                                          IdeBuffer                         *buffer);
58   IdeBufferLineChange (*get_change)     (IdeBufferChangeMonitor            *self,
59                                          guint                              line);
60   void                (*reload)         (IdeBufferChangeMonitor            *self);
61   void                (*foreach_change) (IdeBufferChangeMonitor            *self,
62                                          guint                              line_begin,
63                                          guint                              line_end,
64                                          IdeBufferChangeMonitorForeachFunc  callback,
65                                          gpointer                           user_data);
66 
67   /*< private >*/
68   gpointer _reserved[8];
69 };
70 
71 IDE_AVAILABLE_IN_3_32
72 IdeBuffer           *ide_buffer_change_monitor_get_buffer     (IdeBufferChangeMonitor            *self);
73 IDE_AVAILABLE_IN_3_32
74 void                 ide_buffer_change_monitor_emit_changed   (IdeBufferChangeMonitor            *self);
75 IDE_AVAILABLE_IN_3_32
76 void                 ide_buffer_change_monitor_foreach_change (IdeBufferChangeMonitor            *self,
77                                                                guint                              line_begin,
78                                                                guint                              line_end,
79                                                                IdeBufferChangeMonitorForeachFunc  callback,
80                                                                gpointer                           user_data);
81 IDE_AVAILABLE_IN_3_32
82 IdeBufferLineChange  ide_buffer_change_monitor_get_change     (IdeBufferChangeMonitor            *self,
83                                                                guint                              line);
84 IDE_AVAILABLE_IN_3_32
85 void                 ide_buffer_change_monitor_reload         (IdeBufferChangeMonitor            *self);
86 
87 G_END_DECLS
88