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1 /* | |
2 * libjingle | |
3 * Copyright 2012 Google Inc. | |
4 * | |
5 * Redistribution and use in source and binary forms, with or without | |
6 * modification, are permitted provided that the following conditions are met: | |
7 * | |
8 * 1. Redistributions of source code must retain the above copyright notice, | |
9 * this list of conditions and the following disclaimer. | |
10 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
11 * this list of conditions and the following disclaimer in the documentation | |
12 * and/or other materials provided with the distribution. | |
13 * 3. The name of the author may not be used to endorse or promote products | |
14 * derived from this software without specific prior written permission. | |
15 * | |
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
26 */ | |
27 | |
28 #ifndef PEERCONNECTION_SAMPLES_CLIENT_LINUX_MAIN_WND_H_ | |
29 #define PEERCONNECTION_SAMPLES_CLIENT_LINUX_MAIN_WND_H_ | |
30 | |
31 #include "talk/examples/peerconnection/client/main_wnd.h" | |
32 #include "talk/examples/peerconnection/client/peer_connection_client.h" | |
33 | |
34 // Forward declarations. | |
35 typedef struct _GtkWidget GtkWidget; | |
36 typedef union _GdkEvent GdkEvent; | |
37 typedef struct _GdkEventKey GdkEventKey; | |
38 typedef struct _GtkTreeView GtkTreeView; | |
39 typedef struct _GtkTreePath GtkTreePath; | |
40 typedef struct _GtkTreeViewColumn GtkTreeViewColumn; | |
41 | |
42 // Implements the main UI of the peer connection client. | |
43 // This is functionally equivalent to the MainWnd class in the Windows | |
44 // implementation. | |
45 class GtkMainWnd : public MainWindow { | |
46 public: | |
47 GtkMainWnd(const char* server, int port, bool autoconnect, bool autocall); | |
48 ~GtkMainWnd(); | |
49 | |
50 virtual void RegisterObserver(MainWndCallback* callback); | |
51 virtual bool IsWindow(); | |
52 virtual void SwitchToConnectUI(); | |
53 virtual void SwitchToPeerList(const Peers& peers); | |
54 virtual void SwitchToStreamingUI(); | |
55 virtual void MessageBox(const char* caption, const char* text, | |
56 bool is_error); | |
57 virtual MainWindow::UI current_ui(); | |
58 virtual void StartLocalRenderer(webrtc::VideoTrackInterface* local_video); | |
59 virtual void StopLocalRenderer(); | |
60 virtual void StartRemoteRenderer(webrtc::VideoTrackInterface* remote_video); | |
61 virtual void StopRemoteRenderer(); | |
62 | |
63 virtual void QueueUIThreadCallback(int msg_id, void* data); | |
64 | |
65 // Creates and shows the main window with the |Connect UI| enabled. | |
66 bool Create(); | |
67 | |
68 // Destroys the window. When the window is destroyed, it ends the | |
69 // main message loop. | |
70 bool Destroy(); | |
71 | |
72 // Callback for when the main window is destroyed. | |
73 void OnDestroyed(GtkWidget* widget, GdkEvent* event); | |
74 | |
75 // Callback for when the user clicks the "Connect" button. | |
76 void OnClicked(GtkWidget* widget); | |
77 | |
78 // Callback for keystrokes. Used to capture Esc and Return. | |
79 void OnKeyPress(GtkWidget* widget, GdkEventKey* key); | |
80 | |
81 // Callback when the user double clicks a peer in order to initiate a | |
82 // connection. | |
83 void OnRowActivated(GtkTreeView* tree_view, GtkTreePath* path, | |
84 GtkTreeViewColumn* column); | |
85 | |
86 void OnRedraw(); | |
87 | |
88 protected: | |
89 class VideoRenderer : public webrtc::VideoRendererInterface { | |
90 public: | |
91 VideoRenderer(GtkMainWnd* main_wnd, | |
92 webrtc::VideoTrackInterface* track_to_render); | |
93 virtual ~VideoRenderer(); | |
94 | |
95 // VideoRendererInterface implementation | |
96 virtual void SetSize(int width, int height); | |
97 virtual void RenderFrame(const cricket::VideoFrame* frame); | |
98 | |
99 const uint8* image() const { | |
100 return image_.get(); | |
101 } | |
102 | |
103 int width() const { | |
104 return width_; | |
105 } | |
106 | |
107 int height() const { | |
108 return height_; | |
109 } | |
110 | |
111 protected: | |
112 rtc::scoped_ptr<uint8[]> image_; | |
113 int width_; | |
114 int height_; | |
115 GtkMainWnd* main_wnd_; | |
116 rtc::scoped_refptr<webrtc::VideoTrackInterface> rendered_track_; | |
117 }; | |
118 | |
119 protected: | |
120 GtkWidget* window_; // Our main window. | |
121 GtkWidget* draw_area_; // The drawing surface for rendering video streams. | |
122 GtkWidget* vbox_; // Container for the Connect UI. | |
123 GtkWidget* server_edit_; | |
124 GtkWidget* port_edit_; | |
125 GtkWidget* peer_list_; // The list of peers. | |
126 MainWndCallback* callback_; | |
127 std::string server_; | |
128 std::string port_; | |
129 bool autoconnect_; | |
130 bool autocall_; | |
131 rtc::scoped_ptr<VideoRenderer> local_renderer_; | |
132 rtc::scoped_ptr<VideoRenderer> remote_renderer_; | |
133 rtc::scoped_ptr<uint8> draw_buffer_; | |
134 int draw_buffer_size_; | |
135 }; | |
136 | |
137 #endif // PEERCONNECTION_SAMPLES_CLIENT_LINUX_MAIN_WND_H_ | |
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