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872
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1 /* Define X specific console, device, and frame object for XEmacs.
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2 Copyright (C) 1989, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
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3 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois.
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4 Copyright (C) 1996, 2002 Ben Wing.
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5
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6 This file is part of XEmacs.
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7
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8 XEmacs is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 2, or (at your option) any
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11 later version.
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12
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13 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with XEmacs; see the file COPYING. If not, write to
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20 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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21 Boston, MA 02111-1307, USA. */
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22
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23 /* Synched up with: Not in FSF. */
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24
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25
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26 /* Authorship:
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27
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28 Ultimately based on FSF, then later on JWZ work for Lemacs.
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29 Rewritten over time by Ben Wing and Chuck Thompson (original
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30 multi-device work by Chuck Thompson).
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31 */
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32
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33 #ifndef INCLUDED_console_x_impl_h_
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34 #define INCLUDED_console_x_impl_h_
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35
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36 #ifdef HAVE_X_WINDOWS
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37
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38 #include "console-impl.h"
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39 #include "console-x.h"
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40
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41 DECLARE_CONSOLE_TYPE (x);
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42
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43 struct x_device
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44 {
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45 /* The X connection of this device. */
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46 Display *display;
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47
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48 /* Set by x_IO_error_handler(). */
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49 int being_deleted;
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50
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51 /* Xt application info. */
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52 Widget Xt_app_shell;
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53
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54 /* Cache of GC's for frames on this device. */
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55 struct gc_cache *gc_cache;
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56
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57 /* Selected visual, depth and colormap for this device */
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58 Visual *visual;
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59 int depth;
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60 Colormap device_cmap;
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61
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62 /* Used by x_bevel_modeline in redisplay-x.c */
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63 Pixmap gray_pixmap;
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64
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65 /* Atoms associated with this device. */
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66 /* allocated in Xatoms_of_device_x */
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67 Atom Xatom_WM_PROTOCOLS;
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68 Atom Xatom_WM_DELETE_WINDOW;
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69 Atom Xatom_WM_SAVE_YOURSELF;
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70 Atom Xatom_WM_TAKE_FOCUS;
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71 Atom Xatom_WM_STATE;
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72
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73 /* allocated in Xatoms_of_select_x */
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74 Atom Xatom_CLIPBOARD;
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75 Atom Xatom_TIMESTAMP;
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76 Atom Xatom_TEXT;
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77 Atom Xatom_DELETE;
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78 Atom Xatom_MULTIPLE;
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79 Atom Xatom_INCR;
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80 Atom Xatom_EMACS_TMP;
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81 Atom Xatom_TARGETS;
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82 Atom Xatom_NULL;
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83 Atom Xatom_ATOM_PAIR;
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84 Atom Xatom_COMPOUND_TEXT;
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85
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86 /* allocated in Xatoms_of_objects_x */
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87 Atom Xatom_FOUNDRY;
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88 Atom Xatom_FAMILY_NAME;
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89 Atom Xatom_WEIGHT_NAME;
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90 Atom Xatom_SLANT;
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91 Atom Xatom_SETWIDTH_NAME;
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92 Atom Xatom_ADD_STYLE_NAME;
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93 Atom Xatom_PIXEL_SIZE;
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94 Atom Xatom_POINT_SIZE;
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95 Atom Xatom_RESOLUTION_X;
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96 Atom Xatom_RESOLUTION_Y;
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97 Atom Xatom_SPACING;
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98 Atom Xatom_AVERAGE_WIDTH;
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99 Atom Xatom_CHARSET_REGISTRY;
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100 Atom Xatom_CHARSET_ENCODING;
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101
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102 /* The following items are all used exclusively in event-Xt.c. */
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103 int MetaMask, HyperMask, SuperMask, AltMask, ModeMask;
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104 KeySym lock_interpretation;
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105
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106 XModifierKeymap *x_modifier_keymap;
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107
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108 KeySym *x_keysym_map;
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109 int x_keysym_map_min_code;
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110 int x_keysym_map_max_code;
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111 int x_keysym_map_keysyms_per_code;
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112 Lisp_Object x_keysym_map_hash_table;
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113
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114 /* frame that holds the WM_COMMAND property; there should be exactly
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115 one of these per device. */
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116 Lisp_Object WM_COMMAND_frame;
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117
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118 /* #### It's not clear that there is much distinction anymore
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119 between mouse_timestamp and global_mouse_timestamp, now that
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120 Emacs doesn't see most (all?) events not destined for it. */
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121
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122 /* The timestamp of the last button or key event used by emacs itself.
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123 This is used for asserting selections and input focus. */
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124 Time mouse_timestamp;
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125
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126 /* This is the timestamp the last button or key event whether it was
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127 dispatched to emacs or widgets. */
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128 Time global_mouse_timestamp;
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129
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130 /* This is the last known timestamp received from the server. It is
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131 maintained by x_event_to_emacs_event and used to patch bogus
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132 WM_TAKE_FOCUS messages sent by Mwm. */
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133 Time last_server_timestamp;
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134
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135 /* Used by Xlib to preserve information across calls to
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136 XLookupString(), to implement compose processing.
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137
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138 According to The X Window System, p. 467, "The creation of
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139 XComposeStatus structures is implementation dependent;
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140 a portable program must pass NULL for this argument."
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141 But this means that a portable program cannot implement
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142 compose processing! WTF?
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143
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144 So we just set it to all zeros. */
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145
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146 /* No X Server ever used this, AFAIK -- mrb */
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147 /* XComposeStatus x_compose_status; */
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148
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149 #ifdef HAVE_XIM
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150 XIM xim;
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151 XIMStyles *xim_styles;
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152 #endif /* HAVE_XIM */
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153
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154 /* stuff for sticky modifiers: */
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155
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156 unsigned int need_to_add_mask, down_mask;
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157 KeyCode last_downkey;
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158 Time release_time;
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159 Time modifier_release_time;
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160 };
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161
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162 #define DEVICE_X_DATA(d) DEVICE_TYPE_DATA (d, x)
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163
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164 #define FRAME_X_DISPLAY(f) (DEVICE_X_DISPLAY (XDEVICE (f->device)))
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165 #define DEVICE_X_DISPLAY(d) (DEVICE_X_DATA (d)->display)
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166 #define DEVICE_X_BEING_DELETED(d) (DEVICE_X_DATA (d)->being_deleted)
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167 #define DEVICE_X_VISUAL(d) (DEVICE_X_DATA (d)->visual)
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168 #define DEVICE_X_DEPTH(d) (DEVICE_X_DATA (d)->depth)
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169 #define DEVICE_X_COLORMAP(d) (DEVICE_X_DATA (d)->device_cmap)
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170 #define DEVICE_XT_APP_SHELL(d) (DEVICE_X_DATA (d)->Xt_app_shell)
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171 #define DEVICE_X_GC_CACHE(d) (DEVICE_X_DATA (d)->gc_cache)
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172 #define DEVICE_X_GRAY_PIXMAP(d) (DEVICE_X_DATA (d)->gray_pixmap)
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173 #define DEVICE_X_WM_COMMAND_FRAME(d) (DEVICE_X_DATA (d)->WM_COMMAND_frame)
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174 #define DEVICE_X_MOUSE_TIMESTAMP(d) (DEVICE_X_DATA (d)->mouse_timestamp)
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175 #define DEVICE_X_GLOBAL_MOUSE_TIMESTAMP(d) (DEVICE_X_DATA (d)->global_mouse_timestamp)
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176 #define DEVICE_X_LAST_SERVER_TIMESTAMP(d) (DEVICE_X_DATA (d)->last_server_timestamp)
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177 #define DEVICE_X_KEYSYM_MAP_HASH_TABLE(d) (DEVICE_X_DATA (d)->x_keysym_map_hash_table)
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178 /* #define DEVICE_X_X_COMPOSE_STATUS(d) (DEVICE_X_DATA (d)->x_compose_status) */
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179 #ifdef HAVE_XIM
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180 #define DEVICE_X_XIM(d) (DEVICE_X_DATA (d)->xim)
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181 #define DEVICE_X_XIM_STYLES(d) (DEVICE_X_DATA (d)->xim_styles)
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182 #define DEVICE_X_FONTSET(d) (DEVICE_X_DATA (d)->fontset)
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183 #endif /* HAVE_XIM */
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184
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185 /* allocated in Xatoms_of_device_x */
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186 #define DEVICE_XATOM_WM_PROTOCOLS(d) (DEVICE_X_DATA (d)->Xatom_WM_PROTOCOLS)
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187 #define DEVICE_XATOM_WM_DELETE_WINDOW(d) (DEVICE_X_DATA (d)->Xatom_WM_DELETE_WINDOW)
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188 #define DEVICE_XATOM_WM_SAVE_YOURSELF(d) (DEVICE_X_DATA (d)->Xatom_WM_SAVE_YOURSELF)
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189 #define DEVICE_XATOM_WM_TAKE_FOCUS(d) (DEVICE_X_DATA (d)->Xatom_WM_TAKE_FOCUS)
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190 #define DEVICE_XATOM_WM_STATE(d) (DEVICE_X_DATA (d)->Xatom_WM_STATE)
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191
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192 /* allocated in Xatoms_of_select_x */
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193 #define DEVICE_XATOM_CLIPBOARD(d) (DEVICE_X_DATA (d)->Xatom_CLIPBOARD)
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194 #define DEVICE_XATOM_TIMESTAMP(d) (DEVICE_X_DATA (d)->Xatom_TIMESTAMP)
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195 #define DEVICE_XATOM_TEXT(d) (DEVICE_X_DATA (d)->Xatom_TEXT)
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196 #define DEVICE_XATOM_DELETE(d) (DEVICE_X_DATA (d)->Xatom_DELETE)
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197 #define DEVICE_XATOM_MULTIPLE(d) (DEVICE_X_DATA (d)->Xatom_MULTIPLE)
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198 #define DEVICE_XATOM_INCR(d) (DEVICE_X_DATA (d)->Xatom_INCR)
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199 #define DEVICE_XATOM_EMACS_TMP(d) (DEVICE_X_DATA (d)->Xatom_EMACS_TMP)
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200 #define DEVICE_XATOM_TARGETS(d) (DEVICE_X_DATA (d)->Xatom_TARGETS)
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201 #define DEVICE_XATOM_NULL(d) (DEVICE_X_DATA (d)->Xatom_NULL)
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202 #define DEVICE_XATOM_ATOM_PAIR(d) (DEVICE_X_DATA (d)->Xatom_ATOM_PAIR)
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203 #define DEVICE_XATOM_COMPOUND_TEXT(d) (DEVICE_X_DATA (d)->Xatom_COMPOUND_TEXT)
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204
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205 /* allocated in Xatoms_of_objects_x */
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206 #define DEVICE_XATOM_FOUNDRY(d) (DEVICE_X_DATA (d)->Xatom_FOUNDRY)
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207 #define DEVICE_XATOM_FAMILY_NAME(d) (DEVICE_X_DATA (d)->Xatom_FAMILY_NAME)
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208 #define DEVICE_XATOM_WEIGHT_NAME(d) (DEVICE_X_DATA (d)->Xatom_WEIGHT_NAME)
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209 #define DEVICE_XATOM_SLANT(d) (DEVICE_X_DATA (d)->Xatom_SLANT)
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210 #define DEVICE_XATOM_SETWIDTH_NAME(d) (DEVICE_X_DATA (d)->Xatom_SETWIDTH_NAME)
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211 #define DEVICE_XATOM_ADD_STYLE_NAME(d) (DEVICE_X_DATA (d)->Xatom_ADD_STYLE_NAME)
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212 #define DEVICE_XATOM_PIXEL_SIZE(d) (DEVICE_X_DATA (d)->Xatom_PIXEL_SIZE)
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213 #define DEVICE_XATOM_POINT_SIZE(d) (DEVICE_X_DATA (d)->Xatom_POINT_SIZE)
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214 #define DEVICE_XATOM_RESOLUTION_X(d) (DEVICE_X_DATA (d)->Xatom_RESOLUTION_X)
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215 #define DEVICE_XATOM_RESOLUTION_Y(d) (DEVICE_X_DATA (d)->Xatom_RESOLUTION_Y)
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216 #define DEVICE_XATOM_SPACING(d) (DEVICE_X_DATA (d)->Xatom_SPACING)
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217 #define DEVICE_XATOM_AVERAGE_WIDTH(d) (DEVICE_X_DATA (d)->Xatom_AVERAGE_WIDTH)
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218 #define DEVICE_XATOM_CHARSET_REGISTRY(d) (DEVICE_X_DATA (d)->Xatom_CHARSET_REGISTRY)
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219 #define DEVICE_XATOM_CHARSET_ENCODING(d) (DEVICE_X_DATA (d)->Xatom_CHARSET_ENCODING)
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220
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221 /* The maximum number of widgets that can be displayed above the text
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222 area at one time. Currently no more than 3 will ever actually be
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223 displayed (menubar, psheet, debugger panel). */
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224 #define MAX_CONCURRENT_TOP_WIDGETS 8
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225
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226 struct x_frame
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227 {
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228 /* The widget of this frame. This is an EmacsShell or an
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229 ExternalShell. */
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230 Widget widget;
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231
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232 /* The parent of the EmacsFrame, the menubar, and the scrollbars.
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233 This is an EmacsManager. */
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234 Widget container;
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235
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236 /* The widget of the menubar, of whatever widget class it happens to be. */
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237 Widget menubar_widget;
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238
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239 /* The widget of the edit portion of this frame; this is an EmacsFrame,
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240 and the window of this widget is what the redisplay code draws on. */
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241 Widget edit_widget;
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242
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243 /* Lists the widgets above the text area, in the proper order.
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244 Used by the EmacsManager. */
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245 Widget top_widgets[MAX_CONCURRENT_TOP_WIDGETS];
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246 int num_top_widgets;
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247
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248 /*************************** Miscellaneous **************************/
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249
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250 /* The icon pixmaps; these are Lisp_Image_Instance objects, or Qnil. */
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251 Lisp_Object icon_pixmap;
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252 Lisp_Object icon_pixmap_mask;
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253
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254 #ifdef HAVE_TOOLBARS
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255 int old_toolbar_size[4];
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256
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257 /* We don't provide a mechanism for changing these after they are
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258 initialized so we might as well keep pointers to them and avoid
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259 lots of expensive calls to gc_cache_lookup. */
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260 GC toolbar_top_shadow_gc;
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261 GC toolbar_bottom_shadow_gc;
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262 GC toolbar_blank_background_gc;
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263 GC toolbar_pixmap_background_gc;
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264 #endif /* HAVE_TOOLBARS */
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265
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266 /* geometry string that ought to be freed. */
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267 char *geom_free_me_please;
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268
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269 #ifdef HAVE_XIM
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270 XPoint xic_spot; /* Spot Location cache */
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271 #ifdef XIM_XLIB
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272 XIC xic;
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273 /* Could get these at any time by asking xic, but... */
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274 XIMStyle xic_style; /* XIM Style cache */
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275 #endif /* XIM_XLIB */
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276 #endif /* HAVE_XIM */
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277
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278 /* 1 if the frame is completely visible on the display, 0 otherwise.
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279 if 0 the frame may have been iconified or may be totally
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280 or partially hidden by another X window */
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281 unsigned int totally_visible_p :1;
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282
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283 /* NB: Both of the following flags are derivable from the 'shell'
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284 field above, but it's easier if we also have them separately here. */
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285
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286 /* Are we a top-level frame? This means that our shell is a
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287 TopLevelShell, and we should do certain things to interact with
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288 the window manager. */
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289 unsigned int top_level_frame_p :1;
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290
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291 #ifdef EXTERNAL_WIDGET
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292 /* Are we using somebody else's window for our shell window? This
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293 means that our shell is an ExternalShell. If this flag is set, then
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294 `top_level_frame_p' will never be set. */
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295 unsigned int external_window_p :1;
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296 #endif /* EXTERNAL_WIDGET */
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297 };
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298
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299 #define FRAME_X_DATA(f) FRAME_TYPE_DATA (f, x)
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300
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301 #define FRAME_X_SHELL_WIDGET(f) (FRAME_X_DATA (f)->widget)
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302 #define FRAME_X_CONTAINER_WIDGET(f) (FRAME_X_DATA (f)->container)
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303 #define FRAME_X_MENUBAR_WIDGET(f) (FRAME_X_DATA (f)->menubar_widget)
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304 #define FRAME_X_TEXT_WIDGET(f) (FRAME_X_DATA (f)->edit_widget)
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305 #define FRAME_X_TOP_WIDGETS(f) (FRAME_X_DATA (f)->top_widgets)
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306 #define FRAME_X_NUM_TOP_WIDGETS(f) (FRAME_X_DATA (f)->num_top_widgets)
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307
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308 #define FRAME_X_ICON_PIXMAP(f) (FRAME_X_DATA (f)->icon_pixmap)
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309 #define FRAME_X_ICON_PIXMAP_MASK(f) (FRAME_X_DATA (f)->icon_pixmap_mask)
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310
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311 #ifdef HAVE_TOOLBARS
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312 #define FRAME_X_OLD_TOOLBAR_SIZE(f, pos) (FRAME_X_DATA (f)->old_toolbar_size[pos])
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313
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314 #define FRAME_X_TOOLBAR_TOP_SHADOW_GC(f) (FRAME_X_DATA (f)->toolbar_top_shadow_gc)
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315 #define FRAME_X_TOOLBAR_BOTTOM_SHADOW_GC(f) (FRAME_X_DATA (f)->toolbar_bottom_shadow_gc)
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316 #define FRAME_X_TOOLBAR_BLANK_BACKGROUND_GC(f) (FRAME_X_DATA (f)->toolbar_blank_background_gc)
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317 #define FRAME_X_TOOLBAR_PIXMAP_BACKGROUND_GC(f) (FRAME_X_DATA (f)->toolbar_pixmap_background_gc)
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318 #endif /* HAVE_TOOLBARS */
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319
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320 #define FRAME_X_GEOM_FREE_ME_PLEASE(f) (FRAME_X_DATA (f)->geom_free_me_please)
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321
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322 #define FRAME_X_TOTALLY_VISIBLE_P(f) (FRAME_X_DATA (f)->totally_visible_p)
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323 #define FRAME_X_TOP_LEVEL_FRAME_P(f) (FRAME_X_DATA (f)->top_level_frame_p)
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324
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325 #ifdef EXTERNAL_WIDGET
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326 #define FRAME_X_EXTERNAL_WINDOW_P(f) (FRAME_X_DATA (f)->external_window_p)
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327 #endif
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328
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329 #ifdef HAVE_XIM
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330 #define FRAME_X_XIC_SPOT(f) (FRAME_X_DATA (f)->xic_spot)
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331 #ifdef XIM_XLIB
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332 #define FRAME_X_XIC(f) (FRAME_X_DATA (f)->xic)
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333 #define FRAME_X_XIC_STYLE(f) (FRAME_X_DATA (f)->xic_style)
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334 #endif /* XIM_XLIB */
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335 #endif /* HAVE_XIM */
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336
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337 extern struct console_type *x_console_type;
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338
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339 #endif /* HAVE_X_WINDOWS */
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340
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341 #endif /* INCLUDED_console_x_impl_h_ */
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