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276
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1 /* toolbar implementation -- mswindows interface.
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2 Copyright (C) 1998 Free Software Foundation.
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3
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4 This file is part of XEmacs.
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5
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6 XEmacs is free software; you can redistribute it and/or modify it
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7 under the terms of the GNU General Public License as published by the
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8 Free Software Foundation; either version 2, or (at your option) any
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9 later version.
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10
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11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* This implementation by Andy Piper <andyp@parallax.co.uk>, with bits
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22 borrowed from toolbar-x.c */
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23
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24 /* Synched up with: Not in FSF. */
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25
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26 #include <config.h>
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27 #include "lisp.h"
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28
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29 #include "faces.h"
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30 #include "frame.h"
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31 #include "toolbar.h"
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32 #include "window.h"
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33 #include "gui.h"
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34 #include "console-msw.h"
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35 #include "glyphs-msw.h"
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36 #include "objects-msw.h"
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37
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38 /* Why did Kirill choose this range ? */
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39 #define TOOLBAR_ITEM_ID_MIN 0x4000
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40 #define TOOLBAR_ITEM_ID_MAX 0x7FFF
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41 #define TOOLBAR_ITEM_ID_BITS(x) (((x) & 0x3FFF) | 0x4000)
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42 #ifndef TB_SETIMAGELIST
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43 #define TB_SETIMAGELIST (WM_USER + 48)
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44 #define TB_GETIMAGELIST (WM_USER + 49)
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45 #endif
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46
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47 #define SET_TOOLBAR_WAS_VISIBLE_FLAG(frame, pos, flag) \
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48 do { \
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49 switch (pos) \
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50 { \
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51 case TOP_TOOLBAR: \
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52 (frame)->top_toolbar_was_visible = flag; \
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53 break; \
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54 case BOTTOM_TOOLBAR: \
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55 (frame)->bottom_toolbar_was_visible = flag; \
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56 break; \
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57 case LEFT_TOOLBAR: \
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58 (frame)->left_toolbar_was_visible = flag; \
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59 break; \
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60 case RIGHT_TOOLBAR: \
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61 (frame)->right_toolbar_was_visible = flag; \
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62 break; \
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63 default: \
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64 abort (); \
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65 } \
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66 } while (0)
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67
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68 static int
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69 allocate_toolbar_item_id (struct frame* f, struct toolbar_button* button)
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70 {
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71 /* hmm what do we generate an id based on */
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72 int id = TOOLBAR_ITEM_ID_BITS (internal_hash (button->callback, 0));
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73 while (!NILP (Fgethash (make_int (id),
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74 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f), Qnil)))
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75 {
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76 id = TOOLBAR_ITEM_ID_BITS (id + 1);
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77 }
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78 return id;
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79 }
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80
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81 static void
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82 mswindows_clear_toolbar (struct frame *f, enum toolbar_pos pos,
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83 int thickness_change)
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84 {
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85 HIMAGELIST ilist=NULL;
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86 if (FRAME_MSWINDOWS_TOOLBAR (f))
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87 {
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88 /* get the image list and delete it */
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89 SendMessage (FRAME_MSWINDOWS_TOOLBAR (f),
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90 TB_GETIMAGELIST, 0,
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91 (LONG) &ilist);
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92
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93 /* destroy the toolbar window */
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94 DestroyWindow (FRAME_MSWINDOWS_TOOLBAR (f));
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95 FRAME_MSWINDOWS_TOOLBAR (f) = 0;
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96
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97 /* finally get rid of the image list assuming it clears up its
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98 bitmaps */
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99 if (ilist)
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100 {
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101 ImageList_Destroy(ilist);
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102 }
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103 }
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104 }
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105
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106 static void
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107 mswindows_output_toolbar (struct frame *f, enum toolbar_pos pos)
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108 {
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109 int x, y, bar_width, bar_height, vert;
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110 int width=-1, height=-1, bmwidth=-1, bmheight=-1;
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111 int border_width = FRAME_REAL_TOOLBAR_BORDER_WIDTH (f, pos);
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112 Lisp_Object button, window, glyph, instance;
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113 int nbuttons=0;
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114 struct window *w;
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115 TBBUTTON* button_tbl, *tbbutton;
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116 HIMAGELIST ilist=NULL;
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117
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118 get_toolbar_coords (f, pos, &x, &y, &bar_width, &bar_height, &vert, 0);
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119 window = FRAME_LAST_NONMINIBUF_WINDOW (f);
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120 w = XWINDOW (window);
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121
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122 /* set button sizes based on bar size */
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123 if (vert)
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124 {
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125 width = height = bar_width - border_width * 2;
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126 bmwidth = bmheight = width -2;
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127 }
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128 else
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129 {
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130 height = width = bar_height - border_width * 2;
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131 bmwidth = bmheight = width -2;
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132 }
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133
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134 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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135
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136 /* First loop over all of the buttons to determine how many there
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137 are. This loop will also make sure that all instances are
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138 instantiated so when we actually output them they will come up
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139 immediately. */
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140 while (!NILP (button))
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141 {
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142 struct toolbar_button *tb = XTOOLBAR_BUTTON (button);
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143 button = tb->next;
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144 nbuttons++;
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145 }
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146
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147 /* build up the data required by win32 fns. */
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148 button_tbl = xnew_array_and_zero (TBBUTTON, nbuttons);
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149 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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150 tbbutton = button_tbl;
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151
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152 while (!NILP (button))
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153 {
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154 struct toolbar_button *tb = XTOOLBAR_BUTTON (button);
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155
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156 tbbutton->idCommand = allocate_toolbar_item_id (f, tb);
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157 tbbutton->fsState=tb->enabled ? TBSTATE_ENABLED : TBSTATE_INDETERMINATE;
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158 tbbutton->fsStyle=tb->blank ? TBSTYLE_SEP : TBSTYLE_BUTTON;
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159 tbbutton->dwData=0;
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160 tbbutton->iString=0;
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161
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162 /* mess with the button image */
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163 glyph = get_toolbar_button_glyph (w, tb);
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164
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165 if (GLYPHP (glyph))
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166 instance = glyph_image_instance (glyph, window, ERROR_ME_NOT, 1);
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167 else
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168 instance = Qnil;
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169
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170 if (IMAGE_INSTANCEP (instance))
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171 {
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172 struct Lisp_Image_Instance* p = XIMAGE_INSTANCE (instance);
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173
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174 if (IMAGE_INSTANCE_PIXMAP_TYPE_P (p))
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175 {
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176 /* we are going to honour the toolbar settings and
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177 resize the bitmaps accordingly */
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178
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179 if ((IMAGE_INSTANCE_PIXMAP_WIDTH (p) != bmwidth
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180 ||
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181 IMAGE_INSTANCE_PIXMAP_HEIGHT (p) != bmheight)
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182 &&
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183 !mswindows_resize_dibitmap_instance (p, f,
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184 bmwidth, bmheight))
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185 {
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186 xfree (button_tbl);
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187 if (ilist) ImageList_Destroy (ilist);
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188 signal_simple_error ("couldn't resize pixmap",
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189 instance);
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190 }
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191
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192 /* need to build an image list for the bitmaps */
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193 if (!ilist)
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194 {
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195 if (!(ilist = ImageList_Create
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196 ( IMAGE_INSTANCE_PIXMAP_WIDTH (p),
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197 IMAGE_INSTANCE_PIXMAP_HEIGHT (p),
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198 ILC_COLOR24,
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199 nbuttons,
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200 nbuttons * 2 )))
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201 {
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202 xfree (button_tbl);
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203 signal_simple_error ("couldn't create image list",
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204 instance);
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205 }
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206 }
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207
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208 /* add a bitmap to the list */
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209 if ((tbbutton->iBitmap =
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210 ImageList_Add (ilist,
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211 IMAGE_INSTANCE_MSWINDOWS_BITMAP (p),
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212 IMAGE_INSTANCE_MSWINDOWS_MASK (p))) < 0)
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213 {
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214 xfree (button_tbl);
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215 if (ilist) ImageList_Destroy (ilist);
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216 signal_simple_error ("image list creation failed",
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217 instance);
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218 }
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219 }
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220 }
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221
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222 Fputhash (make_int (tbbutton->idCommand),
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223 tb->callback, FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f));
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224
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225 tbbutton++;
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226 button = tb->next;
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227 }
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228
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229 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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230
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231 /* now create the toolbar ... */
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232 if ((FRAME_MSWINDOWS_TOOLBAR (f) =
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233 CreateToolbarEx (FRAME_MSWINDOWS_HANDLE (f),
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234 TBSTYLE_ALTDRAG | WS_CHILD,
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235 NULL,
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236 nbuttons,
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237 0,
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238 0,
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239 button_tbl,
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240 nbuttons,
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241 width, height,
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242 bmwidth, bmheight,
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243 sizeof(TBBUTTON) )) == NULL)
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244 {
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245 xfree (button_tbl);
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246 ImageList_Destroy (ilist);
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247 error ("couldn't create toolbar");
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248 }
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249
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250 /* finally populate with images */
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251 if (SendMessage (FRAME_MSWINDOWS_TOOLBAR (f), TB_SETIMAGELIST, NULL,
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252 (LPARAM)ilist) == -1)
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253 {
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254 mswindows_clear_toolbar (f, pos, 0);
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255 error ("couldn't add image list to toolbar");
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256 }
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257
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258 /* now move the window */
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259 SetWindowPos (FRAME_MSWINDOWS_TOOLBAR (f), HWND_TOP, x, y,
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260 bar_width, bar_height,
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261 SWP_SHOWWINDOW);
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262 #if 0
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263 ShowWindow (FRAME_MSWINDOWS_TOOLBAR (f), SW_SHOWNORMAL);
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264 #endif
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265
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266 if (button_tbl) xfree (button_tbl);
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267
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268 SET_TOOLBAR_WAS_VISIBLE_FLAG (f, pos, 1);
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269 }
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270
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271 static void
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272 mswindows_initialize_frame_toolbars (struct frame *f)
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273 {
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274
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275 }
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276
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277 static void
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278 mswindows_output_frame_toolbars (struct frame *f)
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279 {
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280 assert (FRAME_MSWINDOWS_P (f));
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281
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282 if (FRAME_REAL_TOP_TOOLBAR_VISIBLE (f))
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283 mswindows_output_toolbar (f, TOP_TOOLBAR);
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284 else if (f->top_toolbar_was_visible)
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285 mswindows_clear_toolbar (f, TOP_TOOLBAR, 0);
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286
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287 if (FRAME_REAL_BOTTOM_TOOLBAR_VISIBLE (f))
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288 mswindows_output_toolbar (f, BOTTOM_TOOLBAR);
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289 else if (f->bottom_toolbar_was_visible)
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290 mswindows_clear_toolbar (f, BOTTOM_TOOLBAR, 0);
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291
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292 if (FRAME_REAL_LEFT_TOOLBAR_VISIBLE (f))
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293 mswindows_output_toolbar (f, LEFT_TOOLBAR);
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294 else if (f->left_toolbar_was_visible)
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295 mswindows_clear_toolbar (f, LEFT_TOOLBAR, 0);
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296
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297 if (FRAME_REAL_RIGHT_TOOLBAR_VISIBLE (f))
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298 mswindows_output_toolbar (f, RIGHT_TOOLBAR);
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299 else if (f->right_toolbar_was_visible)
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300 mswindows_clear_toolbar (f, RIGHT_TOOLBAR, 0);
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301 }
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302
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303 static void
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304 mswindows_free_frame_toolbars (struct frame *f)
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305 {
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306 mswindows_clear_toolbar(f, 0, 0);
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307 }
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308
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309 /*
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310 * Return value is Qt if we have dispatched the command,
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311 * or Qnil if id has not been mapped to a callback.
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312 * Window procedure may try other targets to route the
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313 * command if we return nil
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314 */
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315 Lisp_Object
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316 mswindows_handle_toolbar_wm_command (struct frame* f, WORD id)
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317 {
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318 /* Try to map the command id through the proper hash table */
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319 Lisp_Object command, funcsym, frame;
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320 struct gcpro gcpro1;
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321
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322 command = Fgethash (make_int (id),
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323 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f), Qunbound);
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324 if (UNBOUNDP (command))
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325 {
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326 return Qnil;
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327 }
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328
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329 /* Need to gcpro because the hashtable may get destroyed
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330 by menu_cleanup(), and will not gcpro the command
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331 any more */
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332 GCPRO1 (command);
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333
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334 /* Ok, this is our one. Enqueue it. */
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335 if (SYMBOLP (command))
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336 funcsym = Qcall_interactively;
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337 else if (CONSP (command))
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338 funcsym = Qeval;
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339 else
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340 signal_simple_error ("Callback must be either evallable form or a symbol",
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341 command);
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342
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343 XSETFRAME (frame, f);
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344 enqueue_misc_user_event (frame, funcsym, command);
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345
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346 /* Needs good bump also, for WM_COMMAND may have been dispatched from
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347 mswindows_need_event, which will block again despite new command
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348 event has arrived */
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349 mswindows_bump_queue ();
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350
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351 UNGCPRO; /* command */
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352 return Qt;
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353 }
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354
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355
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356 /************************************************************************/
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357 /* initialization */
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358 /************************************************************************/
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359
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360 void
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361 console_type_create_toolbar_mswindows (void)
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362 {
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363 CONSOLE_HAS_METHOD (mswindows, output_frame_toolbars);
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364 CONSOLE_HAS_METHOD (mswindows, initialize_frame_toolbars);
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365 CONSOLE_HAS_METHOD (mswindows, free_frame_toolbars);
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366 }
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367
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