1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "../../SDL_internal.h"
22
23 #if SDL_VIDEO_DRIVER_WAYLAND
24
25 #include "SDL_waylanddatamanager.h"
26 #include "SDL_waylandevents_c.h"
27
28 int
Wayland_SetClipboardText(_THIS,const char * text)29 Wayland_SetClipboardText(_THIS, const char *text)
30 {
31 SDL_VideoData *video_data = NULL;
32 SDL_WaylandDataDevice *data_device = NULL;
33
34 int status = 0;
35
36 if (_this == NULL || _this->driverdata == NULL) {
37 status = SDL_SetError("Video driver uninitialized");
38 } else {
39 video_data = _this->driverdata;
40 /* TODO: Support more than one seat */
41 data_device = Wayland_get_data_device(video_data->input);
42 if (text[0] != '\0') {
43 SDL_WaylandDataSource* source = Wayland_data_source_create(_this);
44 Wayland_data_source_add_data(source, TEXT_MIME, text,
45 strlen(text) + 1);
46
47 status = Wayland_data_device_set_selection(data_device, source);
48 if (status != 0) {
49 Wayland_data_source_destroy(source);
50 }
51 } else {
52 status = Wayland_data_device_clear_selection(data_device);
53 }
54 }
55
56 return status;
57 }
58
59 char *
Wayland_GetClipboardText(_THIS)60 Wayland_GetClipboardText(_THIS)
61 {
62 SDL_VideoData *video_data = NULL;
63 SDL_WaylandDataDevice *data_device = NULL;
64
65 char *text = NULL;
66
67 void *buffer = NULL;
68 size_t length = 0;
69
70 if (_this == NULL || _this->driverdata == NULL) {
71 SDL_SetError("Video driver uninitialized");
72 } else {
73 video_data = _this->driverdata;
74 /* TODO: Support more than one seat */
75 data_device = Wayland_get_data_device(video_data->input);
76 if (data_device->selection_offer != NULL) {
77 buffer = Wayland_data_offer_receive(data_device->selection_offer,
78 &length, TEXT_MIME, SDL_TRUE);
79 if (length > 0) {
80 text = (char*) buffer;
81 }
82 } else if (data_device->selection_source != NULL) {
83 buffer = Wayland_data_source_get_data(data_device->selection_source,
84 &length, TEXT_MIME, SDL_TRUE);
85 if (length > 0) {
86 text = (char*) buffer;
87 }
88 }
89 }
90
91 if (text == NULL) {
92 text = SDL_strdup("");
93 }
94
95 return text;
96 }
97
98 SDL_bool
Wayland_HasClipboardText(_THIS)99 Wayland_HasClipboardText(_THIS)
100 {
101 SDL_VideoData *video_data = NULL;
102 SDL_WaylandDataDevice *data_device = NULL;
103
104 SDL_bool result = SDL_FALSE;
105 if (_this == NULL || _this->driverdata == NULL) {
106 SDL_SetError("Video driver uninitialized");
107 } else {
108 video_data = _this->driverdata;
109 data_device = Wayland_get_data_device(video_data->input);
110 if (data_device != NULL && Wayland_data_offer_has_mime(
111 data_device->selection_offer, TEXT_MIME)) {
112 result = SDL_TRUE;
113 } else if(data_device != NULL && Wayland_data_source_has_mime(
114 data_device->selection_source, TEXT_MIME)) {
115 result = SDL_TRUE;
116 }
117 }
118 return result;
119 }
120
121 #endif /* SDL_VIDEO_DRIVER_WAYLAND */
122
123 /* vi: set ts=4 sw=4 expandtab: */
124