blob: 170be0d7b70da6f43ce1bd128867ef661d046747 [file] [log] [blame]
Pierre Ossmand50b3d12011-04-15 07:46:56 +00001/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
2 * Copyright 2011 Pierre Ossman <ossman@cendio.se> for Cendio AB
3 *
4 * This is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This software is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this software; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17 * USA.
18 */
19
20#ifndef __VIEWPORT_H__
21#define __VIEWPORT_H__
22
23#include <map>
24
Pierre Ossman0c9bd4b2014-07-09 16:44:11 +020025#include <FL/Fl_Widget.H>
Pierre Ossmanc18753c2011-06-17 07:35:56 +000026
Pierre Ossman769963f2014-01-20 14:43:52 +010027class Fl_Menu_Button;
28class Fl_RGB_Image;
29
Pierre Ossmand50b3d12011-04-15 07:46:56 +000030class CConn;
Pierre Ossman947b48d2014-01-27 16:52:35 +010031class PlatformPixelBuffer;
Pierre Ossman3d74d882017-01-02 19:49:52 +010032class Surface;
Pierre Ossmand50b3d12011-04-15 07:46:56 +000033
34class Viewport : public Fl_Widget {
35public:
36
37 Viewport(int w, int h, const rfb::PixelFormat& serverPF, CConn* cc_);
38 ~Viewport();
39
Pierre Ossmand50b3d12011-04-15 07:46:56 +000040 // Most efficient format (from Viewport's point of view)
41 const rfb::PixelFormat &getPreferredPF();
42
43 // Flush updates to screen
44 void updateWindow();
45
Pierre Ossman4c204232018-03-26 13:32:49 +020046 // Incoming clipboard from server
47 void serverCutText(const char* str, rdr::U32 len);
48
Pierre Ossman0c9bd4b2014-07-09 16:44:11 +020049 // New image for the locally rendered cursor
Pierre Ossman835b4ef2011-06-08 17:02:36 +000050 void setCursor(int width, int height, const rfb::Point& hotspot,
Pierre Ossman6a1a0d02017-02-19 15:48:17 +010051 const rdr::U8* data);
Pierre Ossman835b4ef2011-06-08 17:02:36 +000052
Pierre Ossman2fa63f82016-12-05 15:26:21 +010053 // Change client LED state
54 void setLEDState(unsigned int state);
55
Pierre Ossman3d74d882017-01-02 19:49:52 +010056 void draw(Surface* dst);
57
Pierre Ossmand50b3d12011-04-15 07:46:56 +000058 // Fl_Widget callback methods
Pierre Ossmane00f0aa2011-06-01 09:31:53 +000059
Pierre Ossmand50b3d12011-04-15 07:46:56 +000060 void draw();
Pierre Ossmane00f0aa2011-06-01 09:31:53 +000061
62 void resize(int x, int y, int w, int h);
63
Pierre Ossmand50b3d12011-04-15 07:46:56 +000064 int handle(int event);
65
66private:
Pierre Ossman9a747322018-03-26 14:16:43 +020067 bool hasFocus();
Pierre Ossmand50b3d12011-04-15 07:46:56 +000068
Pierre Ossman2fa63f82016-12-05 15:26:21 +010069 unsigned int getModifierMask(unsigned int keysym);
70
Pierre Ossman4a6be4a2011-05-19 14:49:18 +000071 static void handleClipboardChange(int source, void *data);
72
Pierre Ossmand50b3d12011-04-15 07:46:56 +000073 void handlePointerEvent(const rfb::Point& pos, int buttonMask);
74 static void handlePointerTimeout(void *data);
75
Pierre Ossman25188c42014-07-21 16:30:08 +020076 void handleKeyPress(int keyCode, rdr::U32 keySym);
77 void handleKeyRelease(int keyCode);
78
Pierre Ossman64ff1ca2014-09-11 10:48:29 +020079 static int handleSystemEvent(void *event, void *data);
Pierre Ossman4f3ac692014-08-22 15:10:22 +020080
Pierre Ossman51249782018-03-08 14:05:39 +010081#ifdef WIN32
82 static void handleAltGrTimeout(void *data);
83#endif
84
Pierre Ossman78236292018-03-26 14:15:40 +020085 void pushLEDState();
86
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +000087 void initContextMenu();
88 void popupContextMenu();
89
Pierre Ossman4e7271e2011-05-24 12:47:12 +000090 void setMenuKey();
91
92 static void handleOptions(void *data);
93
Pierre Ossmand50b3d12011-04-15 07:46:56 +000094private:
95 CConn* cc;
96
Pierre Ossman132b3d02011-06-13 11:19:32 +000097 PlatformPixelBuffer* frameBuffer;
Pierre Ossmand50b3d12011-04-15 07:46:56 +000098
99 rfb::Point lastPointerPos;
100 int lastButtonMask;
101
102 typedef std::map<int, rdr::U32> DownMap;
103 DownMap downKeySym;
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +0000104
Pierre Ossman51249782018-03-08 14:05:39 +0100105#ifdef WIN32
106 bool altGrArmed;
107 unsigned int altGrCtrlTime;
108#endif
109
Pierre Ossman25188c42014-07-21 16:30:08 +0200110 rdr::U32 menuKeySym;
Pierre Ossman0c158662017-07-13 15:54:11 +0200111 int menuKeyCode, menuKeyFLTK;
Pierre Ossmanc7bfaac2011-04-29 11:08:11 +0000112 Fl_Menu_Button *contextMenu;
Pierre Ossman835b4ef2011-06-08 17:02:36 +0000113
Henrik Anderssonabd70ce2011-09-14 06:31:06 +0000114 bool menuCtrlKey;
115 bool menuAltKey;
116
Pierre Ossman835b4ef2011-06-08 17:02:36 +0000117 Fl_RGB_Image *cursor;
118 rfb::Point cursorHotspot;
Pierre Ossmand50b3d12011-04-15 07:46:56 +0000119};
120
121#endif