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1 /* The emacs frame widget.
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2 Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
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3 Copyright (C) 1993-1995 Sun Microsystems, Inc.
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4 Copyright (C) 1995 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 /* #### Note to potential hackers: Don't mess with this unless you're
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26 sure you know what you're doing! Xt is a lot more subtle than
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27 you may think. */
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28
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29 #include <config.h>
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30 #include "lisp.h"
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31
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32 #include "console-x.h"
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33 #include "glyphs-x.h"
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34 #include "objects-x.h"
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35 #include <X11/Shell.h>
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36 #include "EmacsFrameP.h"
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37 #include "EmacsManager.h" /* for EmacsManagerChangeSize */
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38 #include "xmu.h"
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39
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40 #include "faces.h"
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41 #include "frame.h"
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42 #include "toolbar.h"
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43 #include "redisplay.h"
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44 #include "window.h"
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45
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46 static void EmacsFrameClassInitialize (void);
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47 static void EmacsFrameInitialize (Widget, Widget, ArgList, Cardinal *);
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48 static void EmacsFrameRealize (Widget, XtValueMask*, XSetWindowAttributes*);
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49 static void EmacsFrameResize (Widget widget);
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50 static Boolean EmacsFrameSetValues (Widget, Widget, Widget,
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51 ArgList, Cardinal *);
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52 static XtGeometryResult EmacsFrameQueryGeometry (Widget, XtWidgetGeometry*,
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53 XtWidgetGeometry*);
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54
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55 extern void
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185
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56 emacs_Xt_mapping_action (Widget w, XEvent* event);
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0
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57
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58 #undef XtOffset
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59 #define XtOffset(p_type,field) \
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60 ((Cardinal) (((char *) (&(((p_type)0)->field))) - ((char *)0)))
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61 #define offset(field) XtOffset(EmacsFrame, emacs_frame.field)
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62
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63 static XtResource resources[] = {
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64 {XtNgeometry, XtCGeometry, XtRString, sizeof(String),
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65 offset (geometry), XtRString, (XtPointer) 0},
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66 {XtNiconic, XtCIconic, XtRBoolean, sizeof(Boolean),
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67 offset (iconic), XtRImmediate, (XtPointer) False},
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68
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69 {XtNemacsFrame, XtCEmacsFrame, XtRPointer, sizeof (XtPointer),
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70 offset (frame), XtRImmediate, 0},
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71 {XtNmenubar, XtCMenubar, XtRBoolean, sizeof (Boolean),
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72 offset (menubar_p), XtRImmediate, (XtPointer) True},
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73 {XtNinitiallyUnmapped, XtCInitiallyUnmapped, XtRBoolean, sizeof (Boolean),
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74 offset (initially_unmapped), XtRImmediate, (XtPointer) False},
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75 {XtNminibuffer, XtCMinibuffer, XtRBoolean, sizeof (Boolean),
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76 offset (minibuffer), XtRImmediate, (XtPointer) True},
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77 {XtNunsplittable, XtCUnsplittable, XtRBoolean, sizeof (Boolean),
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78 offset (unsplittable), XtRImmediate, (XtPointer) False},
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79 {XtNinternalBorderWidth, XtCInternalBorderWidth, XtRInt, sizeof (int),
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80 offset (internal_border_width), XtRImmediate, (XtPointer)4},
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81 #ifdef HAVE_SCROLLBARS
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82 {XtNscrollBarWidth, XtCScrollBarWidth, XtRInt, sizeof (int),
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83 offset (scrollbar_width), XtRImmediate, (XtPointer)-1},
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84 {XtNscrollBarHeight, XtCScrollBarHeight, XtRInt, sizeof (int),
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85 offset (scrollbar_height), XtRImmediate, (XtPointer)-1},
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86 {XtNscrollBarPlacement, XtCScrollBarPlacement, XtRScrollBarPlacement,
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87 sizeof(unsigned char), offset(scrollbar_placement), XtRImmediate,
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82
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88 #if defined (LWLIB_SCROLLBARS_MOTIF) || defined (LWLIB_SCROLLBARS_LUCID) || \
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89 defined (LWLIB_SCROLLBARS_ATHENA3D)
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0
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90 (XtPointer) XtBOTTOM_RIGHT
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91 #else
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92 (XtPointer) XtBOTTOM_LEFT
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93 #endif
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94 },
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95 #endif /* HAVE_SCROLLBARS */
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96 #ifdef HAVE_TOOLBARS
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97 {XtNtopToolBarHeight, XtCTopToolBarHeight, XtRInt, sizeof (int),
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98 offset (top_toolbar_height), XtRImmediate, (XtPointer)-1},
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99 {XtNbottomToolBarHeight, XtCBottomToolBarHeight, XtRInt, sizeof (int),
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100 offset (bottom_toolbar_height), XtRImmediate, (XtPointer)-1},
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101 {XtNleftToolBarWidth, XtCLeftToolBarWidth, XtRInt, sizeof (int),
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102 offset (left_toolbar_width), XtRImmediate, (XtPointer)-1},
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103 {XtNrightToolBarWidth, XtCRightToolBarWidth, XtRInt, sizeof (int),
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104 offset (right_toolbar_width), XtRImmediate, (XtPointer)-1},
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215
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105 {XtNtopToolBarBorderWidth, XtCTopToolBarBorderWidth, XtRInt,
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106 sizeof (int),
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107 offset (top_toolbar_border_width), XtRImmediate, (XtPointer)-1},
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108 {XtNbottomToolBarBorderWidth, XtCBottomToolBarBorderWidth, XtRInt,
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109 sizeof (int),
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110 offset (bottom_toolbar_border_width), XtRImmediate, (XtPointer)-1},
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111 {XtNleftToolBarBorderWidth, XtCLeftToolBarBorderWidth, XtRInt,
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112 sizeof (int),
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113 offset (left_toolbar_border_width), XtRImmediate, (XtPointer)-1},
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114 {XtNrightToolBarBorderWidth, XtCRightToolBarBorderWidth, XtRInt,
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115 sizeof (int),
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116 offset (right_toolbar_border_width), XtRImmediate, (XtPointer)-1},
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0
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117 {XtNtopToolBarShadowColor, XtCTopToolBarShadowColor, XtRPixel, sizeof(Pixel),
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183
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118 offset(top_toolbar_shadow_pixel), XtRString, "#000000"},
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0
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119 {XtNbottomToolBarShadowColor, XtCBottomToolBarShadowColor, XtRPixel,
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183
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120 sizeof(Pixel), offset(bottom_toolbar_shadow_pixel), XtRString, "#000000"},
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0
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121 {XtNbackgroundToolBarColor, XtCBackgroundToolBarColor, XtRPixel,
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227
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122 sizeof(Pixel), offset(background_toolbar_pixel), XtRImmediate,
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123 (XtPointer)-1},
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124 {XtNforegroundToolBarColor, XtCForegroundToolBarColor, XtRPixel,
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125 sizeof(Pixel), offset(foreground_toolbar_pixel), XtRImmediate,
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126 (XtPointer)-1},
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0
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127 {XtNtopToolBarShadowPixmap, XtCTopToolBarShadowPixmap, XtRPixmap,
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128 sizeof (Pixmap), offset(top_toolbar_shadow_pixmap), XtRImmediate,
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129 (XtPointer)None},
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130 {XtNbottomToolBarShadowPixmap, XtCBottomToolBarShadowPixmap, XtRPixmap,
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131 sizeof (Pixmap), offset(bottom_toolbar_shadow_pixmap), XtRImmediate,
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132 (XtPointer)None},
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133 {XtNtoolBarShadowThickness, XtCToolBarShadowThickness, XtRDimension,
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134 sizeof (Dimension), offset (toolbar_shadow_thickness), XtRImmediate,
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135 (XtPointer)2},
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136 #endif /* HAVE_TOOLBARS */
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137 {XtNinterline, XtCInterline, XtRInt, sizeof (int),
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138 offset (interline), XtRImmediate, (XtPointer)0},
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139 {
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140 #ifdef I18N4
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141 XtNfontSet, XtCFontSet, XtRFontSet, sizeof(XFontSet),
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142 #else
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143 XtNfont, XtCFont, XtRFontStruct, sizeof(XFontStruct *),
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144 #endif
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145 offset(font), XtRImmediate, (XtPointer)0
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146 },
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147 {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel),
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227
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148 offset(foreground_pixel), XtRString, "Black"},
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215
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149 {XtNbackground, XtCBackground, XtRPixel, sizeof(Pixel),
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227
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150 offset(background_pixel), XtRString, "Gray80"},
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0
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151 {XtNcursorColor, XtCForeground, XtRPixel, sizeof(Pixel),
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183
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152 offset(cursor_color), XtRString, "XtDefaultForeground"},
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0
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153 {XtNbarCursor, XtCBarCursor, XtRBoolean, sizeof (Boolean),
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154 offset (bar_cursor), XtRImmediate, (XtPointer)0},
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155 {XtNvisualBell, XtCVisualBell, XtRBoolean, sizeof (Boolean),
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156 offset (visual_bell), XtRImmediate, (XtPointer)0},
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157 {XtNbellVolume, XtCBellVolume, XtRInt, sizeof (int),
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158 offset (bell_volume), XtRImmediate, (XtPointer)0},
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159 {XtNuseBackingStore, XtCUseBackingStore, XtRBoolean, sizeof (Boolean),
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160 offset (use_backing_store), XtRImmediate, (XtPointer)0},
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161 {XtNpreferredWidth, XtCPreferredWidth, XtRDimension, sizeof (Dimension),
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162 offset (preferred_width), XtRImmediate, (XtPointer)0},
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163 {XtNpreferredHeight, XtCPreferredHeight, XtRDimension, sizeof (Dimension),
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164 offset (preferred_height), XtRImmediate, (XtPointer)0},
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165 };
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166
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167 #undef offset
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168
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169 /* Xt is stupid and dumb.
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170 Xt is stupid and dumb.
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171 Xt is stupid and dumb. */
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172
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173 static XtActionsRec
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174 emacsFrameActionsTable [] = {
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183
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175 {"mapping", (XtActionProc) emacs_Xt_mapping_action},
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0
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176 };
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177
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178 static char
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179 emacsFrameTranslations [] = "\
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180 <Mapping>: mapping()\n\
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181 ";
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182
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183 /* If we're running under Motif, make this widget a subclass
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184 of XmPrimitive. It's not clear this is necessary, but it
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185 may make focus behavior work better. */
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186
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187 EmacsFrameClassRec emacsFrameClassRec = {
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188 { /* core fields */
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189 #ifdef LWLIB_USES_MOTIF
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190 /* superclass */ (WidgetClass) &xmPrimitiveClassRec,
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191 #else
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192 /* superclass */ &widgetClassRec,
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193 #endif
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183
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194 /* class_name */ "EmacsFrame",
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0
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195 /* widget_size */ sizeof(EmacsFrameRec),
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196 /* class_initialize */ EmacsFrameClassInitialize,
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197 /* class_part_initialize */ 0,
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198 /* class_inited */ FALSE,
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199 /* initialize */ EmacsFrameInitialize,
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200 /* initialize_hook */ 0,
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201 /* realize */ EmacsFrameRealize,
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202 /* actions */ emacsFrameActionsTable,
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203 /* num_actions */ XtNumber (emacsFrameActionsTable),
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204 /* resources */ resources,
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205 /* resource_count */ XtNumber(resources),
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206 /* xrm_class */ NULLQUARK,
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207 /* compress_motion */ TRUE,
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208 /* compress_exposure */ TRUE,
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209 /* compress_enterleave */ TRUE,
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210 /* visible_interest */ FALSE,
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211 /* destroy */ NULL,
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212 /* resize */ EmacsFrameResize,
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213 /* expose */ XtInheritExpose,
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214 /* set_values */ EmacsFrameSetValues,
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215 /* set_values_hook */ 0,
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216 /* set_values_almost */ XtInheritSetValuesAlmost,
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217 /* get_values_hook */ 0,
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218 /* accept_focus */ XtInheritAcceptFocus,
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219 /* version */ XtVersion,
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220 /* callback_private */ 0,
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221 /* tm_table */ emacsFrameTranslations,
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222 /* query_geometry */ EmacsFrameQueryGeometry,
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223 /* display_accelerator */ XtInheritDisplayAccelerator,
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224 /* extension */ 0
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225 },
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226 #ifdef LWLIB_USES_MOTIF
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227 { /* XmPrimitiveClassPart
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228 */
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229 (XtWidgetProc) _XtInherit, /* border_highlight */
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230 (XtWidgetProc) _XtInherit, /* border_unhighlight */
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231 /* Setting the following to NULL causes PrimitiveInitialize()
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232 not to add traversal (TAB etc. to switch focus) and
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233 focus-in/out (border highlight/unhighlight) translations.
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234 If you want those translations, use the value XtInheritTranslations
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235 instead. Doing this, however, will interfere with Emacs
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236 focus handling (which highlights/unhighlights the text cursor),
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237 and will lead to strange display results around the border of the
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238 widget. */
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239 NULL, /* translations */
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240 NULL, /* arm_and_activate */
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241 NULL, /* get resources */
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242 0, /* num get_resources */
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243 NULL, /* extension */
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244 },
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245 #endif /* LWLIB_USES_MOTIF */
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246 {
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247 0
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248 }
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249 };
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250 WidgetClass emacsFrameClass = (WidgetClass) &emacsFrameClassRec;
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251
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252 static void
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253 update_various_frame_slots (EmacsFrame ew)
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254 {
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255 ew->emacs_frame.frame->pixheight = ew->core.height;
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256 ew->emacs_frame.frame->pixwidth = ew->core.width;
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257 ew->emacs_frame.frame->internal_border_width =
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258 ew->emacs_frame.internal_border_width;
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259 }
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260
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183
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261 static void
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0
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262 EmacsFrameInitialize (Widget request, Widget new,
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263 ArgList dum1, Cardinal *dum2)
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264 {
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265 EmacsFrame ew = (EmacsFrame)new;
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266 struct frame *f = ew->emacs_frame.frame;
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267
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268 if (!f)
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269 fatal ("can't create an emacs frame widget without a frame.");
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270 }
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271
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272 void emacs_Xt_event_handler (Widget wid /* unused */,
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273 XtPointer closure /* unused */,
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274 XEvent *event,
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275 Boolean *continue_to_dispatch /* unused */);
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276
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277 static void
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278 EmacsFrameRealize (Widget widget, XtValueMask *mask,
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279 XSetWindowAttributes *attrs)
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280 {
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281 EmacsFrame ew = (EmacsFrame) widget;
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282 struct frame *f = ew->emacs_frame.frame;
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283 Widget shell_widget = FRAME_X_SHELL_WIDGET (f);
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284
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2
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285 attrs->event_mask =
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286 ExposureMask |
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287 VisibilityChangeMask |
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288 PropertyChangeMask |
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289 StructureNotifyMask |
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290 SubstructureNotifyMask |
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291 /*SubstructureRedirectMask |*/ /* Only for WMs! */
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292 KeyPressMask |
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293 KeyReleaseMask |
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294 ButtonPressMask |
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295 ButtonReleaseMask |
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296 FocusChangeMask |
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297 PointerMotionHintMask |
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298 PointerMotionMask |
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299 LeaveWindowMask |
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300 EnterWindowMask;
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301
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0
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302
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303 #ifdef I18N4
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304 /* Make sure that events wanted by the input method are selected. */
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305 attrs->event_mask |= input_method_event_mask;
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306 #endif
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307
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308 *mask |= CWEventMask;
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309
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310 if (ew->emacs_frame.use_backing_store)
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311 {
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312 attrs->backing_store = Always;
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313 *mask |= CWBackingStore;
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314 }
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315 XtCreateWindow (widget, InputOutput, (Visual *)CopyFromParent, *mask,
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316 attrs);
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317
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318 /* snarf the events we want. */
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319 XtInsertEventHandler (widget, attrs->event_mask, TRUE,
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320 emacs_Xt_event_handler, NULL, XtListHead);
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321 /* some events (e.g. map-notify and WM_DELETE_WINDOW) get sent
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322 directly to the shell, and the above event handler won't see
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323 them. So add a handler to get them. These events don't
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324 propagate, so there's no danger of them being seen twice. */
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325 XtInsertEventHandler (shell_widget,
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326 EnterWindowMask | LeaveWindowMask |
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327 VisibilityChangeMask | StructureNotifyMask |
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328 KeyPressMask,
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329 TRUE, emacs_Xt_event_handler, NULL, XtListHead);
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330
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331 #ifdef EXTERNAL_WIDGET
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332 /* #### Not sure if this special case is necessary */
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333 if (!FRAME_X_EXTERNAL_WINDOW_P (f))
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334 #endif
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335 /* This is necessary under Motif in order to make it possible to click in
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336 a buffer and move focus out of a dialog box or control panel and back
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337 into emacs-land; also necessary so that you can still type chars
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338 if the cursor is over the menubar or scrollbar. */
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339 lw_set_keyboard_focus (shell_widget, FRAME_X_TEXT_WIDGET (f));
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340 }
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341
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342 /* DO NOT CALL THIS FUNCTION! Only Xt is supposed to do this. */
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343
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344 static void
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345 EmacsFrameResize (Widget widget)
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346 {
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347 EmacsFrame ew = (EmacsFrame)widget;
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348 struct frame *f = ew->emacs_frame.frame;
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349 int columns;
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350 int rows;
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351 XtWidgetGeometry req, repl;
|
|
183
|
352
|
|
0
|
353 pixel_to_char_size (f, ew->core.width, ew->core.height, &columns, &rows);
|
|
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354 update_various_frame_slots (ew);
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|
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355 change_frame_size (f, rows, columns, 0);
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|
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356
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357 /* Now we tell the EmacsShell that we've changed the size of the non-fixed
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|
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358 portion of the frame. Note that, if we the resize occurred as a result
|
|
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359 of EmacsFrameSetCharSize(), this information will be stored twice.
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|
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360 This is not a big deal, as storing this information doesn't actually
|
|
|
361 do anything until the next resize. */
|
|
|
362 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
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|
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363 x_wm_set_variable_size (FRAME_X_SHELL_WIDGET (f), columns, rows);
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|
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364
|
|
|
365 /* Kick the manager so that it knows we've changed size. */
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|
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366 req.request_mode = 0;
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|
|
367 XtQueryGeometry (FRAME_X_CONTAINER_WIDGET (f), &req, &repl);
|
|
|
368 EmacsManagerChangeSize (FRAME_X_CONTAINER_WIDGET (f), repl.width,
|
|
|
369 repl.height);
|
|
|
370 }
|
|
|
371
|
|
|
372 static Boolean
|
|
|
373 EmacsFrameSetValues (Widget cur_widget, Widget req_widget, Widget new_widget,
|
|
|
374 ArgList dum1, Cardinal *dum2)
|
|
|
375 {
|
|
|
376 EmacsFrame cur = (EmacsFrame) cur_widget;
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|
|
377 EmacsFrame new = (EmacsFrame) new_widget;
|
|
272
|
378 Lisp_Object frame;
|
|
0
|
379
|
|
|
380 XSETFRAME (frame, new->emacs_frame.frame);
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|
|
381 in_resource_setting++;
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|
|
382 /* This function does not need to do much. Pretty much everything
|
|
|
383 interesting will get done in the resize method, which will
|
|
|
384 (if necessary) get called by Xt when this function returns
|
|
|
385 (see below).
|
|
|
386 */
|
|
|
387
|
|
|
388 /* #### This function will not work if it is not called from
|
|
|
389 update_EmacsFrame(), called from SET_FACE_PROPERTY().
|
|
|
390 The code located there should be moved inside of here instead,
|
|
|
391 so that things work if either SET_FACE_PROPERTY() is
|
|
|
392 called or XtSetValues() is called.
|
|
|
393 */
|
|
|
394
|
|
|
395 if (cur->emacs_frame.iconic != new->emacs_frame.iconic &&
|
|
|
396 FRAME_X_TOP_LEVEL_FRAME_P (new->emacs_frame.frame))
|
|
|
397 x_wm_set_shell_iconic_p (FRAME_X_SHELL_WIDGET (new->emacs_frame.frame),
|
|
|
398 new->emacs_frame.iconic);
|
|
|
399
|
|
|
400 if (!in_specifier_change_function)
|
|
|
401 {
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|
|
402 /* If we got here, then we were likely called as a result of
|
|
|
403 the EditRes protocol, so go ahead and change scrollbar-width
|
|
|
404 and scrollbar-height. Otherwise, we're merely mirroring
|
|
|
405 a change made to scrollbar-width etc. so don't do anything
|
|
|
406 special. */
|
|
|
407 #ifdef HAVE_SCROLLBARS
|
|
|
408 if (cur->emacs_frame.scrollbar_width !=
|
|
|
409 new->emacs_frame.scrollbar_width)
|
|
|
410 Fadd_spec_to_specifier
|
|
|
411 (Vscrollbar_width,
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|
|
412 make_int (new->emacs_frame.scrollbar_width),
|
|
|
413 frame, Qnil, Qnil);
|
|
|
414 if (cur->emacs_frame.scrollbar_height !=
|
|
|
415 new->emacs_frame.scrollbar_height)
|
|
|
416 Fadd_spec_to_specifier
|
|
|
417 (Vscrollbar_height,
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|
|
418 make_int (new->emacs_frame.scrollbar_height),
|
|
|
419 frame, Qnil, Qnil);
|
|
183
|
420 #endif /* HAVE_SCROLLBARS */
|
|
0
|
421 #ifdef HAVE_TOOLBARS
|
|
|
422 if (cur->emacs_frame.top_toolbar_height !=
|
|
|
423 new->emacs_frame.top_toolbar_height)
|
|
|
424 Fadd_spec_to_specifier
|
|
|
425 (Vtoolbar_size[TOP_TOOLBAR],
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|
|
426 make_int (new->emacs_frame.top_toolbar_height),
|
|
|
427 frame, Qnil, Qnil);
|
|
|
428 if (cur->emacs_frame.bottom_toolbar_height !=
|
|
|
429 new->emacs_frame.bottom_toolbar_height)
|
|
|
430 Fadd_spec_to_specifier
|
|
|
431 (Vtoolbar_size[BOTTOM_TOOLBAR],
|
|
|
432 make_int (new->emacs_frame.bottom_toolbar_height),
|
|
|
433 frame, Qnil, Qnil);
|
|
|
434 if (cur->emacs_frame.left_toolbar_width !=
|
|
|
435 new->emacs_frame.left_toolbar_width)
|
|
|
436 Fadd_spec_to_specifier
|
|
|
437 (Vtoolbar_size[LEFT_TOOLBAR],
|
|
|
438 make_int (new->emacs_frame.left_toolbar_width),
|
|
|
439 frame, Qnil, Qnil);
|
|
|
440 if (cur->emacs_frame.right_toolbar_width !=
|
|
|
441 new->emacs_frame.right_toolbar_width)
|
|
|
442 Fadd_spec_to_specifier
|
|
|
443 (Vtoolbar_size[RIGHT_TOOLBAR],
|
|
|
444 make_int (new->emacs_frame.right_toolbar_width),
|
|
|
445 frame, Qnil, Qnil);
|
|
215
|
446 if (cur->emacs_frame.top_toolbar_border_width !=
|
|
|
447 new->emacs_frame.top_toolbar_border_width)
|
|
|
448 Fadd_spec_to_specifier
|
|
|
449 (Vtoolbar_border_width[TOP_TOOLBAR],
|
|
|
450 make_int (new->emacs_frame.top_toolbar_border_width),
|
|
|
451 frame, Qnil, Qnil);
|
|
|
452 if (cur->emacs_frame.bottom_toolbar_border_width !=
|
|
|
453 new->emacs_frame.bottom_toolbar_border_width)
|
|
|
454 Fadd_spec_to_specifier
|
|
|
455 (Vtoolbar_border_width[BOTTOM_TOOLBAR],
|
|
|
456 make_int (new->emacs_frame.bottom_toolbar_border_width),
|
|
|
457 frame, Qnil, Qnil);
|
|
|
458 if (cur->emacs_frame.left_toolbar_border_width !=
|
|
|
459 new->emacs_frame.left_toolbar_border_width)
|
|
|
460 Fadd_spec_to_specifier
|
|
|
461 (Vtoolbar_border_width[LEFT_TOOLBAR],
|
|
|
462 make_int (new->emacs_frame.left_toolbar_border_width),
|
|
|
463 frame, Qnil, Qnil);
|
|
|
464 if (cur->emacs_frame.right_toolbar_border_width !=
|
|
|
465 new->emacs_frame.right_toolbar_border_width)
|
|
|
466 Fadd_spec_to_specifier
|
|
|
467 (Vtoolbar_border_width[RIGHT_TOOLBAR],
|
|
|
468 make_int (new->emacs_frame.right_toolbar_border_width),
|
|
|
469 frame, Qnil, Qnil);
|
|
183
|
470 #endif /* HAVE_TOOLBARS */
|
|
0
|
471 }
|
|
|
472 in_resource_setting--;
|
|
|
473
|
|
|
474 return False;
|
|
|
475
|
|
|
476 /* Note that if either (a) we return True, or (b) the width or
|
|
|
477 height has changed, an Expose event will be generated. The Xt
|
|
|
478 manual says you should not return True if the width or height has
|
|
|
479 changed, because then two Expose events will be generated.
|
|
|
480
|
|
|
481 In any case, there is no need to return True because
|
|
|
482 SET_FACE_PROPERTY(), which does the resource
|
|
|
483 setting, automatically forces a redisplay as necessary. */
|
|
|
484 }
|
|
|
485
|
|
|
486 static XtGeometryResult
|
|
|
487 EmacsFrameQueryGeometry (Widget widget, XtWidgetGeometry *request,
|
|
|
488 XtWidgetGeometry *result)
|
|
|
489 {
|
|
|
490 EmacsFrame ew = (EmacsFrame) widget;
|
|
|
491 int mask = request->request_mode;
|
|
|
492 Dimension width, height;
|
|
|
493 int ok_width_int, ok_height_int;
|
|
|
494 Dimension ok_width, ok_height;
|
|
|
495
|
|
|
496 /* We have a definite preference for what size we would like
|
|
|
497 to be.
|
|
|
498
|
|
|
499 1) If a preferred size was specified for us, use it.
|
|
|
500 (This is not currently used)
|
|
|
501 2) If a proposed size was given, round it to the nearest
|
|
|
502 multiple of the default char size and return it.
|
|
|
503 3) Otherwise, take our current size and round it to the
|
|
|
504 nearest multiple of the default char size. */
|
|
|
505
|
|
|
506 width = mask & CWWidth ? request->width : ew->core.width;
|
|
|
507 height = mask & CWHeight ? request->height : ew->core.height;
|
|
|
508 round_size_to_char (ew->emacs_frame.frame, width, height,
|
|
|
509 &ok_width_int, &ok_height_int);
|
|
|
510 ok_width = (Dimension) ok_width_int;
|
|
|
511 ok_height = (Dimension) ok_height_int;
|
|
|
512 if (ew->emacs_frame.preferred_width)
|
|
|
513 ok_width = ew->emacs_frame.preferred_width;
|
|
|
514 if (ew->emacs_frame.preferred_height)
|
|
|
515 ok_height = ew->emacs_frame.preferred_height;
|
|
|
516 result->request_mode |= CWWidth | CWHeight;
|
|
|
517 result->width = ok_width;
|
|
|
518 result->height = ok_height;
|
|
|
519 if (((mask & CWWidth) && ok_width != request->width)
|
|
|
520 || ((mask & CWHeight) && ok_height != request->height))
|
|
|
521 return XtGeometryAlmost;
|
|
|
522 else
|
|
|
523 return XtGeometryYes;
|
|
|
524 }
|
|
|
525
|
|
16
|
526 /* Xt string-to-scrollbar-placement converter */
|
|
|
527 /* ### Convert this to a `new-style' converter (See XtAddTypeConverter) */
|
|
0
|
528
|
|
|
529 /* This variable cannot be a stack variable. */
|
|
|
530 static unsigned char cvt_string_scrollbar_placement;
|
|
|
531
|
|
|
532 /* ARGSUSED */
|
|
|
533 static void
|
|
183
|
534 Xt_StringToScrollBarPlacement (XrmValuePtr args, /* unused */
|
|
|
535 Cardinal *num_args, /* unused */
|
|
|
536 XrmValuePtr fromVal,
|
|
|
537 XrmValuePtr toVal)
|
|
0
|
538 {
|
|
|
539 XrmQuark q;
|
|
183
|
540 char *lowerName = (char *) alloca (strlen ((char *) fromVal->addr) + 1);
|
|
|
541
|
|
70
|
542 XmuCopyISOLatin1Lowered (lowerName, (char *) fromVal->addr);
|
|
|
543 q = XrmStringToQuark (lowerName);
|
|
183
|
544
|
|
70
|
545 toVal->size = sizeof (cvt_string_scrollbar_placement);
|
|
185
|
546 toVal->addr = (XPointer) &cvt_string_scrollbar_placement;
|
|
70
|
547
|
|
183
|
548 if (q == XrmStringToQuark ("top_left"))
|
|
|
549 cvt_string_scrollbar_placement = XtTOP_LEFT;
|
|
|
550 else if (q == XrmStringToQuark ("bottom_left"))
|
|
|
551 cvt_string_scrollbar_placement = XtBOTTOM_LEFT;
|
|
|
552 else if (q == XrmStringToQuark ("top_right"))
|
|
|
553 cvt_string_scrollbar_placement = XtTOP_RIGHT;
|
|
|
554 else if (q == XrmStringToQuark ("bottom_right"))
|
|
|
555 cvt_string_scrollbar_placement = XtBOTTOM_RIGHT;
|
|
|
556 else
|
|
80
|
557 {
|
|
183
|
558 XtStringConversionWarning (fromVal->addr, "scrollBarPlacement");
|
|
|
559 toVal->addr = NULL;
|
|
|
560 toVal->size = 0;
|
|
80
|
561 }
|
|
0
|
562 }
|
|
|
563
|
|
|
564 static void
|
|
|
565 EmacsFrameClassInitialize (void)
|
|
|
566 {
|
|
|
567 XtAddConverter (XtRString, XtRScrollBarPlacement,
|
|
183
|
568 Xt_StringToScrollBarPlacement, NULL, 0);
|
|
0
|
569 }
|
|
|
570
|
|
|
571 /********************* Special entrypoints *******************/
|
|
|
572
|
|
|
573 void
|
|
|
574 EmacsFrameRecomputeCellSize (Widget w)
|
|
|
575 {
|
|
|
576 EmacsFrame ew = (EmacsFrame) w;
|
|
|
577 int cw, ch;
|
|
|
578 struct frame *f = ew->emacs_frame.frame;
|
|
|
579
|
|
|
580 if (! XtIsSubclass (w, emacsFrameClass))
|
|
|
581 abort ();
|
|
|
582
|
|
|
583 default_face_height_and_width (make_frame (f), &ch, &cw);
|
|
|
584 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
|
|
|
585 x_wm_set_cell_size (FRAME_X_SHELL_WIDGET (f), cw, ch);
|
|
|
586 }
|
|
|
587
|
|
|
588 /* Set the size of the widget to have the number of rows and columns
|
|
|
589 specified. This both causes the X window to change and the
|
|
|
590 internal frame structures to get modified to match. */
|
|
|
591
|
|
|
592 void
|
|
|
593 EmacsFrameSetCharSize (Widget widget, int columns, int rows)
|
|
|
594 {
|
|
|
595 EmacsFrame ew = (EmacsFrame) widget;
|
|
|
596 int pixel_width, pixel_height;
|
|
|
597 struct frame *f = ew->emacs_frame.frame;
|
|
165
|
598 Arg al [2];
|
|
0
|
599
|
|
|
600 if (columns < 3)
|
|
|
601 columns = 3; /* no way buddy */
|
|
|
602 if (rows < 1)
|
|
|
603 rows = 1;
|
|
|
604
|
|
|
605 char_to_pixel_size (f, columns, rows, &pixel_width, &pixel_height);
|
|
|
606
|
|
|
607 if (FRAME_X_TOP_LEVEL_FRAME_P (f))
|
|
|
608 x_wm_set_variable_size (FRAME_X_SHELL_WIDGET (f), columns, rows);
|
|
|
609
|
|
165
|
610 XtSetArg (al [0], XtNwidth, (Dimension) pixel_width);
|
|
|
611 XtSetArg (al [1], XtNheight, (Dimension) pixel_height);
|
|
|
612 XtSetValues ((Widget) ew, al, 2);
|
|
0
|
613 }
|
