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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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278
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34 #include "elhash.h"
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276
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35 #include "console-msw.h"
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36 #include "glyphs-msw.h"
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37 #include "objects-msw.h"
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38
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39 /* Why did Kirill choose this range ? */
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40 #define TOOLBAR_ITEM_ID_MIN 0x4000
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41 #define TOOLBAR_ITEM_ID_MAX 0x7FFF
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42 #define TOOLBAR_ITEM_ID_BITS(x) (((x) & 0x3FFF) | 0x4000)
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278
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43 #define TOOLBAR_ID_BIAS 16
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44 #define TOOLBAR_HANDLE(f,p) \
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45 GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS + p)
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276
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46 #ifndef TB_SETIMAGELIST
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47 #define TB_SETIMAGELIST (WM_USER + 48)
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48 #define TB_GETIMAGELIST (WM_USER + 49)
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278
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49 #define TB_SETPADDING (WM_USER + 87)
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276
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50 #endif
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51
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52 #define SET_TOOLBAR_WAS_VISIBLE_FLAG(frame, pos, flag) \
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53 do { \
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54 switch (pos) \
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55 { \
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56 case TOP_TOOLBAR: \
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57 (frame)->top_toolbar_was_visible = flag; \
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58 break; \
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59 case BOTTOM_TOOLBAR: \
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60 (frame)->bottom_toolbar_was_visible = flag; \
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61 break; \
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62 case LEFT_TOOLBAR: \
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63 (frame)->left_toolbar_was_visible = flag; \
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64 break; \
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65 case RIGHT_TOOLBAR: \
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66 (frame)->right_toolbar_was_visible = flag; \
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67 break; \
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68 default: \
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69 abort (); \
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70 } \
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71 } while (0)
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72
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73 static int
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278
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74 allocate_toolbar_item_id (struct frame* f, struct toolbar_button* button,
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75 enum toolbar_pos pos)
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276
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76 {
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77 /* hmm what do we generate an id based on */
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78 int id = TOOLBAR_ITEM_ID_BITS (internal_hash (button->callback, 0));
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79 while (!NILP (Fgethash (make_int (id),
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80 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f), Qnil)))
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81 {
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82 id = TOOLBAR_ITEM_ID_BITS (id + 1);
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83 }
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84 return id;
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85 }
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86
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87 static void
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88 mswindows_clear_toolbar (struct frame *f, enum toolbar_pos pos,
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89 int thickness_change)
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90 {
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91 HIMAGELIST ilist=NULL;
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278
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92 int i;
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93 HWND toolbarwnd = TOOLBAR_HANDLE(f, pos);
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94 if (toolbarwnd)
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276
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95 {
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278
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96 TBBUTTON info;
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276
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97
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278
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98 /* delete the buttons and remove the command from the hashtable*/
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99 i = SendMessage (toolbarwnd, TB_BUTTONCOUNT, 0, 0);
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100 for (i--; i >= 0; i--)
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101 {
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102 SendMessage (toolbarwnd, TB_GETBUTTON, (WPARAM)i,
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103 (LPARAM)&info);
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104 Fremhash(make_int(info.idCommand),
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105 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE(f));
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106 SendMessage (toolbarwnd, TB_DELETEBUTTON, (WPARAM)i, 0);
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107 }
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108
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276
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109 /* finally get rid of the image list assuming it clears up its
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110 bitmaps */
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278
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111 SendMessage (toolbarwnd, TB_GETIMAGELIST, 0, (LONG) &ilist);
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276
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112 if (ilist)
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113 {
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114 ImageList_Destroy(ilist);
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115 }
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278
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116 SendMessage (toolbarwnd, TB_SETIMAGELIST, 0, (LPARAM)NULL);
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117
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118 ShowWindow(toolbarwnd, SW_HIDE);
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276
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119 }
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278
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120
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121 FRAME_MSWINDOWS_TOOLBAR_CHECKSUM(f,pos)=0;
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122 SET_TOOLBAR_WAS_VISIBLE_FLAG (f, pos, 0);
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276
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123 }
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124
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125 static void
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126 mswindows_output_toolbar (struct frame *f, enum toolbar_pos pos)
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127 {
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128 int x, y, bar_width, bar_height, vert;
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129 int width=-1, height=-1, bmwidth=-1, bmheight=-1;
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130 int border_width = FRAME_REAL_TOOLBAR_BORDER_WIDTH (f, pos);
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131 Lisp_Object button, window, glyph, instance;
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132 int nbuttons=0;
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278
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133 int shadow_thickness = 2; /* get this from somewhere else? */
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134 int window_frame_width = 3;
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135 unsigned int checksum=0;
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276
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136 struct window *w;
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137 TBBUTTON* button_tbl, *tbbutton;
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138 HIMAGELIST ilist=NULL;
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278
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139 HWND toolbarwnd=NULL;
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276
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140
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141 get_toolbar_coords (f, pos, &x, &y, &bar_width, &bar_height, &vert, 0);
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278
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142
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143 if (x==1)
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144 x=0;
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145
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276
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146 window = FRAME_LAST_NONMINIBUF_WINDOW (f);
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147 w = XWINDOW (window);
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148
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278
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149 toolbarwnd = TOOLBAR_HANDLE(f,pos);
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150
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276
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151 /* set button sizes based on bar size */
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152 if (vert)
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153 {
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278
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154 width = height = bar_width;
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155 bmwidth = bmheight = width - (border_width + shadow_thickness) * 2;
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276
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156 }
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157 else
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158 {
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278
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159 height = width = bar_height - window_frame_width * 2;
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160 bmwidth = bmheight = width - (border_width + shadow_thickness) * 2;
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276
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161 }
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162
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163 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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164
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165 /* First loop over all of the buttons to determine how many there
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166 are. This loop will also make sure that all instances are
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167 instantiated so when we actually output them they will come up
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168 immediately. */
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169 while (!NILP (button))
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170 {
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171 struct toolbar_button *tb = XTOOLBAR_BUTTON (button);
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278
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172 checksum = HASH3 (checksum,
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173 internal_hash (get_toolbar_button_glyph(w, tb), 0),
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174 internal_hash (tb->callback, 0));
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276
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175 button = tb->next;
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176 nbuttons++;
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177 }
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178
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278
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179 /* only rebuild if something has changed */
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180 if (!toolbarwnd || FRAME_MSWINDOWS_TOOLBAR_CHECKSUM(f,pos)!=checksum)
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276
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181 {
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278
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182 /* remove the old one */
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183 mswindows_clear_toolbar (f, pos, 0);
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276
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184
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278
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185 FRAME_MSWINDOWS_TOOLBAR_CHECKSUM(f,pos)=checksum;
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276
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186
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278
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187 /* build up the data required by win32 fns. */
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188 button_tbl = xnew_array_and_zero (TBBUTTON, nbuttons);
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189 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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190 tbbutton = button_tbl;
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276
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191
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278
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192 while (!NILP (button))
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193 {
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194 struct toolbar_button *tb = XTOOLBAR_BUTTON (button);
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195
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196 tbbutton->idCommand = allocate_toolbar_item_id (f, tb, pos);
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197 tbbutton->fsState=tb->enabled ? TBSTATE_ENABLED
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198 : TBSTATE_INDETERMINATE;
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199 tbbutton->fsStyle=tb->blank ? TBSTYLE_SEP : TBSTYLE_BUTTON;
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200 tbbutton->dwData=0;
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201 tbbutton->iString=0;
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202
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203 /* note that I am not doing the button size here. This is
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204 because it is slightly out of my control and the main
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205 place they are used is in redisplay for getting events
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206 over toolbar buttons. Since the right way to do help echo
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207 is with tooltips I'm not going to bother with the extra
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208 work involved. */
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209
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210 /* mess with the button image */
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211 glyph = get_toolbar_button_glyph (w, tb);
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212
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213 if (GLYPHP (glyph))
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214 instance = glyph_image_instance (glyph, window, ERROR_ME_NOT, 1);
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215 else
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216 instance = Qnil;
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217
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218 if (IMAGE_INSTANCEP (instance))
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276
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219 {
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278
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220 struct Lisp_Image_Instance* p = XIMAGE_INSTANCE (instance);
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276
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221
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278
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222 if (IMAGE_INSTANCE_PIXMAP_TYPE_P (p))
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276
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223 {
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278
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224 /* we are going to honour the toolbar settings and
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225 resize the bitmaps accordingly */
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226
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227 if (IMAGE_INSTANCE_PIXMAP_WIDTH (p) > bmwidth
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228 ||
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229 IMAGE_INSTANCE_PIXMAP_HEIGHT (p) > bmheight)
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230 {
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231 if (!mswindows_resize_dibitmap_instance
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232 (p, f, bmwidth, bmheight))
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233 {
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234 xfree (button_tbl);
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235 if (ilist) ImageList_Destroy (ilist);
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236 signal_simple_error ("couldn't resize pixmap",
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237 instance);
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238 }
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239 }
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240 else
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241 {
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242 bmwidth = IMAGE_INSTANCE_PIXMAP_WIDTH (p);
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243 bmheight = IMAGE_INSTANCE_PIXMAP_HEIGHT (p);
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244 }
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276
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245
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278
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246 /* need to build an image list for the bitmaps */
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247 if (!ilist)
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248 {
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249 if (!(ilist = ImageList_Create
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250 ( IMAGE_INSTANCE_PIXMAP_WIDTH (p),
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251 IMAGE_INSTANCE_PIXMAP_HEIGHT (p),
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252 ILC_COLOR24,
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253 nbuttons,
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254 nbuttons * 2 )))
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255 {
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256 xfree (button_tbl);
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257 signal_simple_error ("couldn't create image list",
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258 instance);
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259 }
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260 }
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261
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262 /* add a bitmap to the list */
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263 if ((tbbutton->iBitmap =
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264 ImageList_Add (ilist,
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265 IMAGE_INSTANCE_MSWINDOWS_BITMAP (p),
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266 IMAGE_INSTANCE_MSWINDOWS_MASK (p))) < 0)
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276
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267 {
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268 xfree (button_tbl);
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278
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269 if (ilist) ImageList_Destroy (ilist);
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270 signal_simple_error ("image list creation failed",
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276
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271 instance);
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272 }
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273 }
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274 }
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278
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275
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276 Fputhash (make_int (tbbutton->idCommand),
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277 button, FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f));
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278
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279 tbbutton++;
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280 button = tb->next;
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281 }
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282
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283 button = FRAME_TOOLBAR_DATA (f, pos)->toolbar_buttons;
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284
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285 /* create the toolbar window? */
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286 if (!toolbarwnd
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287 &&
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288 (toolbarwnd =
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289 CreateWindowEx ( WS_EX_WINDOWEDGE,
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290 TOOLBARCLASSNAME,
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291 NULL,
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292 WS_CHILD | WS_VISIBLE | WS_DLGFRAME | TBSTYLE_TOOLTIPS
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293 | CCS_NORESIZE | CCS_NOPARENTALIGN | CCS_NODIVIDER,
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294 x, y, bar_width, bar_height,
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295 FRAME_MSWINDOWS_HANDLE (f),
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296 (HMENU)(TOOLBAR_ID_BIAS + pos),
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297 NULL,
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298 NULL))==NULL)
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299 {
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300 xfree (button_tbl);
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301 ImageList_Destroy (ilist);
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302 error ("couldn't create toolbar");
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303 }
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304 #if 0
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305 SendMessage (toolbarwnd, TB_SETPADDING,
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306 0, MAKELPARAM(border_width, border_width));
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307 #endif
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308 /* finally populate with images */
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309 if (SendMessage (toolbarwnd, TB_BUTTONSTRUCTSIZE,
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310 (WPARAM)sizeof(TBBUTTON), (LPARAM)0) == -1)
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311 {
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312 mswindows_clear_toolbar (f, pos, 0);
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313 error ("couldn't set button structure size");
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314 }
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315
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316 /* set the size of buttons */
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317 SendMessage (toolbarwnd, TB_SETBUTTONSIZE, 0,
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318 (LPARAM)MAKELONG (width, height));
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319
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320 /* set the size of bitmaps */
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321 SendMessage (toolbarwnd, TB_SETBITMAPSIZE, 0,
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322 (LPARAM)MAKELONG (bmwidth, bmheight));
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323
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324 /* finally populate with images */
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325 if (!SendMessage (toolbarwnd, TB_ADDBUTTONS,
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326 (WPARAM)nbuttons, (LPARAM)button_tbl))
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327 {
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328 mswindows_clear_toolbar (f, pos, 0);
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329 error ("couldn't add button list to toolbar");
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330 }
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331
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332 /* vertical toolbars need more rows */
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333 if (vert)
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334 {
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335 SendMessage (toolbarwnd, TB_SETROWS,
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336 MAKEWPARAM(nbuttons, FALSE), 0);
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337 }
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338
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339 else
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340 {
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341 SendMessage (toolbarwnd, TB_SETROWS, MAKEWPARAM(1, FALSE), 0);
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276
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342 }
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343
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278
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344 /* finally populate with images */
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345 if (SendMessage (toolbarwnd, TB_SETIMAGELIST, 0,
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346 (LPARAM)ilist) == -1)
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347 {
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348 mswindows_clear_toolbar (f, pos, 0);
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349 error ("couldn't add image list to toolbar");
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350 }
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276
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351
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278
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352 /* now display the window */
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353 ShowWindow (toolbarwnd, SW_SHOW);
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276
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354
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278
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355 if (button_tbl) xfree (button_tbl);
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356
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357 SET_TOOLBAR_WAS_VISIBLE_FLAG (f, pos, 1);
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358 }
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359 }
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360
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361 static void
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362 mswindows_move_toolbar (struct frame *f, enum toolbar_pos pos)
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363 {
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364 int bar_x, bar_y, bar_width, bar_height, vert;
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365 HWND toolbarwnd = TOOLBAR_HANDLE(f,pos);
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366
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367 if (toolbarwnd)
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276
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368 {
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278
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369 get_toolbar_coords (f, pos, &bar_x, &bar_y, &bar_width, &bar_height,
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370 &vert, 1);
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276
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371
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278
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372 /* #### This terrible mangling with coordinates perhaps
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373 arises from different treatment of toolbar positions
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374 by Windows and by XEmacs. */
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375 switch (pos)
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376 {
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377 case TOP_TOOLBAR:
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378 bar_x -= 2; bar_y--;
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379 bar_width += 2; bar_height++;
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380 break;
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381 case LEFT_TOOLBAR:
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382 bar_x -= 2; bar_y--;
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383 bar_width++; bar_height++;
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384 break;
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385 case BOTTOM_TOOLBAR:
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386 bar_x--;
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387 bar_width++;
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388 break;
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389 case RIGHT_TOOLBAR:
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390 bar_y--;
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391 break;
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392 }
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393 SetWindowPos (toolbarwnd, NULL, bar_x, bar_y,
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394 bar_width + 1, bar_height + 1, SWP_NOZORDER);
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276
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395 }
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278
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396 }
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276
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397
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278
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398 static void
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399 mswindows_redraw_exposed_toolbars (struct frame *f, int x, int y, int width,
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400 int height)
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401 {
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402 assert (FRAME_MSWINDOWS_P (f));
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403
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404 if (FRAME_REAL_TOP_TOOLBAR_VISIBLE (f))
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405 mswindows_move_toolbar (f, TOP_TOOLBAR);
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276
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406
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278
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407 if (FRAME_REAL_BOTTOM_TOOLBAR_VISIBLE (f))
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408 mswindows_move_toolbar (f, BOTTOM_TOOLBAR);
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276
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409
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278
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410 if (FRAME_REAL_LEFT_TOOLBAR_VISIBLE (f))
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411 mswindows_move_toolbar (f, LEFT_TOOLBAR);
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412
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413 if (FRAME_REAL_RIGHT_TOOLBAR_VISIBLE (f))
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414 mswindows_move_toolbar (f, RIGHT_TOOLBAR);
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276
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415 }
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416
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417 static void
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418 mswindows_initialize_frame_toolbars (struct frame *f)
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419 {
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420
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421 }
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422
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423 static void
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424 mswindows_output_frame_toolbars (struct frame *f)
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425 {
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426 assert (FRAME_MSWINDOWS_P (f));
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427
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428 if (FRAME_REAL_TOP_TOOLBAR_VISIBLE (f))
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429 mswindows_output_toolbar (f, TOP_TOOLBAR);
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430 else if (f->top_toolbar_was_visible)
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431 mswindows_clear_toolbar (f, TOP_TOOLBAR, 0);
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432
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433 if (FRAME_REAL_BOTTOM_TOOLBAR_VISIBLE (f))
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434 mswindows_output_toolbar (f, BOTTOM_TOOLBAR);
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435 else if (f->bottom_toolbar_was_visible)
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436 mswindows_clear_toolbar (f, BOTTOM_TOOLBAR, 0);
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437
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438 if (FRAME_REAL_LEFT_TOOLBAR_VISIBLE (f))
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439 mswindows_output_toolbar (f, LEFT_TOOLBAR);
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440 else if (f->left_toolbar_was_visible)
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441 mswindows_clear_toolbar (f, LEFT_TOOLBAR, 0);
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442
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443 if (FRAME_REAL_RIGHT_TOOLBAR_VISIBLE (f))
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444 mswindows_output_toolbar (f, RIGHT_TOOLBAR);
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445 else if (f->right_toolbar_was_visible)
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446 mswindows_clear_toolbar (f, RIGHT_TOOLBAR, 0);
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447 }
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448
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449 static void
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450 mswindows_free_frame_toolbars (struct frame *f)
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451 {
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278
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452 HWND twnd=NULL;
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453 #define DELETE_TOOLBAR(pos) \
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454 mswindows_clear_toolbar(f, 0, pos); \
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455 if ((twnd=GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS + pos))) \
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456 DestroyWindow(twnd)
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457
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458 DELETE_TOOLBAR(TOP_TOOLBAR);
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459 DELETE_TOOLBAR(BOTTOM_TOOLBAR);
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460 DELETE_TOOLBAR(LEFT_TOOLBAR);
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461 DELETE_TOOLBAR(RIGHT_TOOLBAR);
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462 #undef DELETE_TOOLBAR
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463 }
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464
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465 /* map toolbar hwnd to pos*/
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466 int mswindows_find_toolbar_pos(struct frame* f, HWND ctrl)
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467 {
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468 #if 1
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469 int id = GetDlgCtrlID(ctrl);
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470 return id ? id - TOOLBAR_ID_BIAS : -1;
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471 #else
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472 if (GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS) == ctrl)
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473 return 0;
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474 else if (GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS +1) == ctrl)
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475 return 1;
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476 else if (GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS +2) == ctrl)
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477 return 2;
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478 else if (GetDlgItem(FRAME_MSWINDOWS_HANDLE(f), TOOLBAR_ID_BIAS +3) == ctrl)
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479 return 3;
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480 else
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481 assert(0);
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482 #endif
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483 }
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484
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485 Lisp_Object
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486 mswindows_get_toolbar_button_text ( struct frame* f, int command_id )
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487 {
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488 Lisp_Object button = Fgethash (make_int (command_id),
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489 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f), Qnil);
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490
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491 if (!NILP (button))
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492 {
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493 struct toolbar_button *tb = XTOOLBAR_BUTTON (button);
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494 return tb->help_string;
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495 }
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496 return Qnil;
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276
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497 }
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498
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499 /*
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500 * Return value is Qt if we have dispatched the command,
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501 * or Qnil if id has not been mapped to a callback.
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502 * Window procedure may try other targets to route the
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503 * command if we return nil
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504 */
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505 Lisp_Object
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278
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506 mswindows_handle_toolbar_wm_command (struct frame* f, HWND ctrl, WORD id)
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276
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507 {
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508 /* Try to map the command id through the proper hash table */
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278
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509 Lisp_Object button, command, funcsym, frame;
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276
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510 struct gcpro gcpro1;
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278
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511
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512 button = Fgethash (make_int (id),
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513 FRAME_MSWINDOWS_TOOLBAR_HASHTABLE (f), Qnil);
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276
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514
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278
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515 if (NILP (button))
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516 return Qnil;
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276
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517
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278
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518 command = XTOOLBAR_BUTTON(button)->callback;
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519
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520 if (UNBOUNDP(command))
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521 return Qnil;
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522
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276
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523 /* Need to gcpro because the hashtable may get destroyed
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524 by menu_cleanup(), and will not gcpro the command
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525 any more */
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526 GCPRO1 (command);
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527
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528 /* Ok, this is our one. Enqueue it. */
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529 if (SYMBOLP (command))
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530 funcsym = Qcall_interactively;
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531 else if (CONSP (command))
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532 funcsym = Qeval;
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533 else
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534 signal_simple_error ("Callback must be either evallable form or a symbol",
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535 command);
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536
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537 XSETFRAME (frame, f);
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538 enqueue_misc_user_event (frame, funcsym, command);
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539
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540 /* Needs good bump also, for WM_COMMAND may have been dispatched from
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541 mswindows_need_event, which will block again despite new command
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542 event has arrived */
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543 mswindows_bump_queue ();
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544
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545 UNGCPRO; /* command */
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546 return Qt;
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547 }
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548
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549
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550 /************************************************************************/
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551 /* initialization */
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552 /************************************************************************/
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553
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554 void
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555 console_type_create_toolbar_mswindows (void)
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556 {
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557 CONSOLE_HAS_METHOD (mswindows, output_frame_toolbars);
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558 CONSOLE_HAS_METHOD (mswindows, initialize_frame_toolbars);
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559 CONSOLE_HAS_METHOD (mswindows, free_frame_toolbars);
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278
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560 CONSOLE_HAS_METHOD (mswindows, redraw_exposed_toolbars);
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276
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561 }
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562
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