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428
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1 /* TTY frame functions.
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771
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2 Copyright (C) 1995, 1997 Free Software Foundation, Inc.
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3 Copyright (C) 1995, 1996, 2002 Ben Wing.
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428
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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22 /* Synched up with: Not in FSF. */
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23
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24 /* Written by Ben Wing.
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25 Multi-frame support added by Hrvoje Niksic. */
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26
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27 #include <config.h>
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28 #include "lisp.h"
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29
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30 #include "console-tty.h"
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31 #include "frame.h"
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32
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33 #include "events.h"
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34
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35
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36 /* Default properties to use when creating frames. */
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37 Lisp_Object Vdefault_tty_frame_plist;
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38
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771
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39 Lisp_Object Qframe_number;
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40
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428
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41 static void tty_raise_frame (struct frame *);
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42
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43
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44 static void
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771
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45 tty_init_frame_1 (struct frame *f, Lisp_Object props,
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46 int frame_name_is_defaulted)
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428
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47 {
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48 struct device *d = XDEVICE (FRAME_DEVICE (f));
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49 struct console *c = XCONSOLE (DEVICE_CONSOLE (d));
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50
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51 ++CONSOLE_TTY_DATA (c)->frame_count;
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52 f->order_count = CONSOLE_TTY_DATA (c)->frame_count;
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53 f->height = CONSOLE_TTY_DATA (c)->height;
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54 f->width = CONSOLE_TTY_DATA (c)->width;
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771
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55 if (frame_name_is_defaulted)
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56 f->name = emacs_sprintf_string ("F%d", f->order_count);
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428
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57 }
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58
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59 static void
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60 tty_init_frame_3 (struct frame *f)
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61 {
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62 tty_raise_frame (f);
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63 }
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64
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65 static void
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66 tty_select_frame_if_unhidden (Lisp_Object frame)
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67 {
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68 if (FRAME_REPAINT_P (XFRAME (frame)))
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69 select_frame_1 (frame);
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70 }
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71
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72 static void
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73 tty_schedule_frame_select (struct frame *f)
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74 {
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793
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75 Lisp_Object frame = wrap_frame (f);
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428
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76
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77 enqueue_magic_eval_event (tty_select_frame_if_unhidden, frame);
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78 }
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79
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80 static void
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81 tty_after_init_frame (struct frame *f, int first_on_device,
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82 int first_on_console)
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83 {
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84 if (first_on_console)
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85 call1 (Qinit_post_tty_win, FRAME_CONSOLE (f));
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86 }
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87
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88 /* Change from withdrawn state to mapped state. */
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89 static void
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90 tty_make_frame_visible (struct frame *f)
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91 {
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771
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92 if (!FRAME_VISIBLE_P (f))
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428
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93 {
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94 f->visible = -1;
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95 }
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96 }
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97
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98 /* Change from mapped state to withdrawn state. */
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99 static void
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100 tty_make_frame_invisible (struct frame *f)
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101 {
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102 f->visible = 0;
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103 }
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104
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105 static void
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106 tty_make_frame_hidden (struct frame *f)
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107 {
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108 f->visible = -1;
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109 }
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110
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111 static void
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112 tty_make_frame_unhidden (struct frame *f)
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113 {
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771
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114 if (!FRAME_REPAINT_P (f))
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428
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115 {
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771
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116 SET_FRAME_CLEAR (f);
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428
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117 f->visible = 1;
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118 }
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119 }
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120
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121 static int
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122 tty_frame_visible_p (struct frame *f)
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123 {
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124 return FRAME_VISIBLE_P (f);
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125 }
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126
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127 static void
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128 tty_raise_frame_no_select (struct frame *f)
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129 {
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130 LIST_LOOP_2 (frame, DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f))))
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131 {
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132 struct frame *o = XFRAME (frame);
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133 if (o != f && FRAME_REPAINT_P (o))
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134 {
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135 tty_make_frame_hidden (o);
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136 break;
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137 }
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138 }
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139 tty_make_frame_unhidden (f);
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140 }
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141
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142 static void
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143 tty_raise_frame (struct frame *f)
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144 {
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145 tty_raise_frame_no_select (f);
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146 tty_schedule_frame_select (f);
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147 }
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148
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149 static void
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150 tty_lower_frame (struct frame *f)
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151 {
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152 Lisp_Object frame_list = DEVICE_FRAME_LIST (XDEVICE (FRAME_DEVICE (f)));
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153 Lisp_Object tail, new;
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154
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155 if (!FRAME_REPAINT_P (f))
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156 return;
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157
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158 LIST_LOOP (tail, frame_list)
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159 {
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160 if (f == XFRAME (XCAR (tail)))
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161 break;
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162 }
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163
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164 /* To lower this frame, another frame has to be raised. Return if
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165 there is no other frame. */
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771
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166 if (NILP (tail) && EQ (frame_list, tail))
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428
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167 return;
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168
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169 tty_make_frame_hidden (f);
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170 if (CONSP (XCDR (tail)))
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171 new = XCAR (XCDR (tail));
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172 else
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173 new = XCAR (frame_list);
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174 tty_make_frame_unhidden (XFRAME (new));
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175 tty_schedule_frame_select (XFRAME (new));
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176 }
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177
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178 static void
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179 tty_delete_frame (struct frame *f)
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180 {
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181 struct device *d = XDEVICE (FRAME_DEVICE (f));
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182
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183 if (!NILP (DEVICE_SELECTED_FRAME (d)))
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184 tty_raise_frame (XFRAME (DEVICE_SELECTED_FRAME (d)));
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185 }
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771
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186
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187 static Lisp_Object
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188 tty_frame_property (struct frame *f, Lisp_Object property)
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189 {
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190 if (EQ (Qframe_number, property))
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191 return make_int (f->order_count);
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192
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193 return Qunbound;
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194 }
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195
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196 static int
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197 tty_internal_frame_property_p (struct frame *f, Lisp_Object property)
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198 {
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199 return EQ (property, Qframe_number);
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200 }
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201
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202 static Lisp_Object
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203 tty_frame_properties (struct frame *f)
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204 {
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205 Lisp_Object props = Qnil;
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206
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207 props = cons3 (Qframe_number, make_int (f->order_count), props);
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208
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209 return props;
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210 }
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428
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211
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212 /************************************************************************/
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213 /* initialization */
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214 /************************************************************************/
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215
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216 void
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217 console_type_create_frame_tty (void)
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218 {
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219 CONSOLE_HAS_METHOD (tty, init_frame_1);
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220 CONSOLE_HAS_METHOD (tty, init_frame_3);
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221 CONSOLE_HAS_METHOD (tty, after_init_frame);
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222 CONSOLE_HAS_METHOD (tty, make_frame_visible);
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223 CONSOLE_HAS_METHOD (tty, make_frame_invisible);
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224 CONSOLE_HAS_METHOD (tty, frame_visible_p);
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225 CONSOLE_HAS_METHOD (tty, raise_frame);
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226 CONSOLE_HAS_METHOD (tty, lower_frame);
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227 CONSOLE_HAS_METHOD (tty, delete_frame);
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771
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228 CONSOLE_HAS_METHOD (tty, frame_property);
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229 CONSOLE_HAS_METHOD (tty, internal_frame_property_p);
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230 CONSOLE_HAS_METHOD (tty, frame_properties);
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231 }
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232
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233 void
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234 syms_of_frame_tty (void)
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235 {
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236 DEFSYMBOL (Qframe_number);
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428
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237 }
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238
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239 void
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240 vars_of_frame_tty (void)
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241 {
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242 DEFVAR_LISP ("default-tty-frame-plist", &Vdefault_tty_frame_plist /*
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243 Plist of default frame-creation properties for tty frames.
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244 These are in addition to and override what is specified in
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245 `default-frame-plist', but are overridden by the arguments to the
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246 particular call to `make-frame'.
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247 */ );
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248 Vdefault_tty_frame_plist = Qnil;
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249
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250 tty_console_methods->device_specific_frame_props =
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251 &Vdefault_tty_frame_plist;
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252
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253 /* Tty frames are now supported. Advertise a feature to indicate this. */
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254 Fprovide (intern ("tty-frames"));
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255 }
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