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1 /* TTY frame functions.
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149
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2 Copyright (C) 1995 Free Software Foundation, Inc.
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3 Copyright (C) 1995, 1996 Ben Wing.
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149
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4 Copyright (C) 1997 Free Software Foundation, Inc.
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0
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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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149
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25 /* Written by Ben Wing.
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26 Multi-frame support added by Hrvoje Niksic. */
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0
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27
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28 #include <config.h>
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29 #include "lisp.h"
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30
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31 #include "console-tty.h"
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32 #include "frame.h"
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33
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155
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34 #include "events.h"
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35
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153
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36 #ifdef HAVE_GPM
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37 #include <gpm.h>
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38 #endif
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39
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149
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40
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41 /* Default properties to use when creating frames. */
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0
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42 Lisp_Object Vdefault_tty_frame_plist;
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43
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149
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44 /* The count of frame number. */
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45 static int tty_frame_count;
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46
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155
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47 static void tty_raise_frame (struct frame *);
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149
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48
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49
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0
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50 static void
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51 tty_init_frame_1 (struct frame *f, Lisp_Object props)
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52 {
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53 struct device *d = XDEVICE (FRAME_DEVICE (f));
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54 struct console *c = XCONSOLE (DEVICE_CONSOLE (d));
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55
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149
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56 ++CONSOLE_TTY_DATA (c)->frame_count;
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57 f->order_count = CONSOLE_TTY_DATA (c)->frame_count;
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0
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58 f->height = CONSOLE_TTY_DATA (c)->height;
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59 f->width = CONSOLE_TTY_DATA (c)->width;
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60 #ifdef HAVE_SCROLLBARS
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61 f->scrollbar_on_left = 1;
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62 f->scrollbar_on_top = 0;
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63 #endif
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149
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64 }
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65
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66 static void
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67 tty_init_frame_3 (struct frame *f)
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68 {
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69 tty_raise_frame (f);
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70 }
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149
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71
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72 static void
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73 tty_select_frame_if_unhidden (Lisp_Object frame)
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74 {
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75 if (FRAME_REPAINT_P (XFRAME (frame)))
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76 select_frame_1 (frame);
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77 }
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78
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79 static void
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80 tty_schedule_frame_select (struct frame *f)
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81 {
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82 Lisp_Object frame;
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83
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84 XSETFRAME (frame, f);
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85 enqueue_magic_eval_event (tty_select_frame_if_unhidden, frame);
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0
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86 }
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87
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88 static void
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89 tty_after_init_frame (struct frame *f, int first_on_device,
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90 int first_on_console)
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91 {
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92 if (first_on_console)
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149
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93 call1 (Qinit_post_tty_win, FRAME_CONSOLE (f));
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0
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94 }
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95
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153
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96 #ifdef HAVE_GPM
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97 static int
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98 tty_get_mouse_position (struct device *d, Lisp_Object *frame, int *x, int *y)
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99 {
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100 Gpm_Event ev;
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101 int num_buttons;
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102
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103 num_buttons = Gpm_GetSnapshot(&ev);
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104 *x = ev.x;
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105 *y = ev.y;
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106 *frame = DEVICE_SELECTED_FRAME (d);
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107 return (1);
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108 }
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109
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110 static void
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111 tty_set_mouse_position (struct window *w, int x, int y)
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112 {
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113 /* XXX
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114 I couldn't find any GPM functions that set the mouse position.
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115 Mr. Perry had left this function empty; that must be why.
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116 karlheg
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117 */
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118 }
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119
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120 #endif
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121
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122
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108
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123 /* Change from withdrawn state to mapped state. */
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124 static void
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125 tty_make_frame_visible (struct frame *f)
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126 {
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127 if (!FRAME_VISIBLE_P(f))
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128 {
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129 f->visible = -1;
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108
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130 }
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131 }
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132
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133 /* Change from mapped state to withdrawn state. */
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134 static void
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135 tty_make_frame_invisible (struct frame *f)
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136 {
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137 f->visible = 0;
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108
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138 }
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139
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140 static void
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141 tty_make_frame_hidden (struct frame *f)
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142 {
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143 f->visible = -1;
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144 }
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145
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146 static void
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147 tty_make_frame_unhidden (struct frame *f)
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148 {
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149 if (!FRAME_REPAINT_P(f))
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150 {
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151 SET_FRAME_CLEAR(f);
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152 f->visible = 1;
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153 }
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154 }
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155
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108
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156 static int
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157 tty_frame_visible_p (struct frame *f)
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158 {
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159 return FRAME_VISIBLE_P (f);
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160 }
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161
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162 static void
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163 tty_raise_frame_no_select (struct frame *f)
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164 {
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165 struct frame *o;
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166 struct device *d = XDEVICE (FRAME_DEVICE (f));
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167 Lisp_Object frame_list = DEVICE_FRAME_LIST (d);
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168 Lisp_Object tail = frame_list;
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169
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170 while (CONSP (tail))
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171 {
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172 o = XFRAME (XCAR (tail));
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173 if (o != f && FRAME_REPAINT_P(o))
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174 {
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175 tty_make_frame_hidden (o);
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176 break;
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177 }
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178 tail = XCDR (tail);
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179 }
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180 tty_make_frame_unhidden (f);
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181 }
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182
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183 static void
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184 tty_raise_frame (struct frame *f)
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185 {
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186 struct device *d = XDEVICE (FRAME_DEVICE (f));
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187
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188 tty_raise_frame_no_select (f);
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189 tty_schedule_frame_select (f);
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190 }
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191
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192 static void
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193 tty_lower_frame (struct frame *f)
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194 {
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195 struct frame *o;
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196 struct device *d = XDEVICE (FRAME_DEVICE (f));
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197 Lisp_Object frame_list = DEVICE_FRAME_LIST (d);
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198 Lisp_Object tail;
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199 Lisp_Object new;
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200
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201 if (!FRAME_REPAINT_P (f))
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202 return;
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203
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204 tail = frame_list;
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205 while (CONSP (tail))
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206 {
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207 o = XFRAME (XCAR (tail));
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208 if (o == f)
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209 break;
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210 tail = XCDR (tail);
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211 }
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212
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213 /* to lower this frame another frame has to be raised.
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214 return if there is no other frame. */
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215 if (!CONSP (tail) && EQ(frame_list, tail))
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216 return;
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217
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218 tty_make_frame_hidden (f);
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219 if (CONSP (XCDR (tail)))
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220 new = XCAR (XCDR (tail));
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221 else
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222 new = XCAR (frame_list);
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223 tty_make_frame_unhidden (XFRAME (new));
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224 tty_schedule_frame_select (XFRAME (new));
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225 }
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226
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227 static void
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228 tty_delete_frame (struct frame *f)
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229 {
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230 struct device *d = XDEVICE (FRAME_DEVICE (f));
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231
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232 if (!NILP (DEVICE_SELECTED_FRAME (d)))
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233 tty_raise_frame (XFRAME (DEVICE_SELECTED_FRAME (d)));
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234 }
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0
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235
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236 /************************************************************************/
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237 /* initialization */
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238 /************************************************************************/
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239
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240 void
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241 console_type_create_frame_tty (void)
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242 {
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243 CONSOLE_HAS_METHOD (tty, init_frame_1);
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244 CONSOLE_HAS_METHOD (tty, init_frame_3);
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245 CONSOLE_HAS_METHOD (tty, after_init_frame);
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246 #ifdef HAVE_GPM
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247 CONSOLE_HAS_METHOD (tty, get_mouse_position);
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248 CONSOLE_HAS_METHOD (tty, set_mouse_position);
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249 #endif
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250 CONSOLE_HAS_METHOD (tty, make_frame_visible);
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251 CONSOLE_HAS_METHOD (tty, make_frame_invisible);
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252 CONSOLE_HAS_METHOD (tty, frame_visible_p);
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253 CONSOLE_HAS_METHOD (tty, raise_frame);
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254 CONSOLE_HAS_METHOD (tty, lower_frame);
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155
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255 CONSOLE_HAS_METHOD (tty, delete_frame);
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0
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256 }
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257
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258 void
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259 vars_of_frame_tty (void)
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260 {
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261 DEFVAR_LISP ("default-tty-frame-plist", &Vdefault_tty_frame_plist /*
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262 Plist of default frame-creation properties for tty frames.
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263 These are in addition to and override what is specified in
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264 `default-frame-plist', but are overridden by the arguments to the
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265 particular call to `make-frame'.
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266 */ );
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267 Vdefault_tty_frame_plist = Qnil;
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268
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269 tty_console_methods->device_specific_frame_props =
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270 &Vdefault_tty_frame_plist;
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153
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271
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272 /* Tty frames are now supported. Advertise a feature to indicate this. */
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273 Fprovide (intern ("tty-frames"));
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0
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274 }
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