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7
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1 /* vi:set ts=8 sts=4 sw=4:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 * Visual Workshop integration by Gordon Prieur
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5 *
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6 * Do ":help uganda" in Vim to read copying and usage conditions.
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7 * Do ":help credits" in Vim to see a list of people who contributed.
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8 * See README.txt for an overview of the Vim source code.
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9 */
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10
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11 #include "vim.h"
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12
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13 #if defined(FEAT_BEVAL) || defined(PROTO)
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14
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192
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15 /*
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16 * Common code, invoked when the mouse is resting for a moment.
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17 */
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18 /*ARGSUSED*/
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19 void
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20 general_beval_cb(beval, state)
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21 BalloonEval *beval;
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22 int state;
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23 {
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24 win_T *wp;
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25 int col;
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634
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26 int use_sandbox;
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192
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27 linenr_T lnum;
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28 char_u *text;
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29 static char_u *result = NULL;
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30 long winnr = 0;
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640
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31 #ifdef FEAT_WINDOWS
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192
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32 win_T *cw;
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640
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33 #endif
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192
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34
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35
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36 /* Don't do anything when 'ballooneval' is off, messages scrolled the
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37 * windows up or we have no beval area. */
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38 if (!p_beval || balloonEval == NULL || msg_scrolled > 0)
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39 return;
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40
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41 #ifdef FEAT_EVAL
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42 if (*p_bexpr != NUL
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43 && get_beval_info(balloonEval, TRUE, &wp, &lnum, &text, &col) == OK)
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44 {
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640
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45 # ifdef FEAT_WINDOWS
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192
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46 /* Convert window pointer to number. */
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47 for (cw = firstwin; cw != wp; cw = cw->w_next)
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48 ++winnr;
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640
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49 # endif
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192
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50
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51 set_vim_var_nr(VV_BEVAL_BUFNR, (long)wp->w_buffer->b_fnum);
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52 set_vim_var_nr(VV_BEVAL_WINNR, winnr);
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53 set_vim_var_nr(VV_BEVAL_LNUM, (long)lnum);
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54 set_vim_var_nr(VV_BEVAL_COL, (long)(col + 1));
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55 set_vim_var_string(VV_BEVAL_TEXT, text, -1);
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56 vim_free(text);
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57
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634
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58 use_sandbox = was_set_insecurely((char_u *)"balloonexpr");
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59 if (use_sandbox)
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60 ++sandbox;
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61 ++textlock;
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62
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192
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63 vim_free(result);
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64 result = eval_to_string(p_bexpr, NULL);
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634
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65
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66 if (use_sandbox)
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67 --sandbox;
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68 --textlock;
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192
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69
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70 set_vim_var_string(VV_BEVAL_TEXT, NULL, -1);
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71 if (result != NULL && result[0] != NUL)
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72 {
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73 gui_mch_post_balloon(beval, result);
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74 return;
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75 }
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76 }
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77 #endif
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78 #ifdef FEAT_NETBEANS_INTG
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79 if (bevalServers & BEVAL_NETBEANS)
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80 netbeans_beval_cb(beval, state);
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81 #endif
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82 #ifdef FEAT_SUN_WORKSHOP
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83 if (bevalServers & BEVAL_WORKSHOP)
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84 workshop_beval_cb(beval, state);
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85 #endif
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86 }
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87
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88 /* on Win32 only get_beval_info() is required */
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7
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89 #if !defined(FEAT_GUI_W32) || defined(PROTO)
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90
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91 #ifdef FEAT_GUI_GTK
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92 # include <gdk/gdkkeysyms.h>
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93 # include <gtk/gtk.h>
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94 #else
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95 # include <X11/keysym.h>
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96 # ifdef FEAT_GUI_MOTIF
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97 # include <Xm/PushB.h>
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98 # include <Xm/Separator.h>
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99 # include <Xm/List.h>
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100 # include <Xm/Label.h>
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101 # include <Xm/AtomMgr.h>
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102 # include <Xm/Protocols.h>
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103 # else
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104 /* Assume Athena */
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105 # include <X11/Shell.h>
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680
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106 # ifdef FEAT_GUI_NEXTAW
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107 # include <X11/neXtaw/Label.h>
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108 # else
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109 # include <X11/Xaw/Label.h>
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110 # endif
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7
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111 # endif
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112 #endif
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113
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114 #include "gui_beval.h"
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115
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116 #ifndef FEAT_GUI_GTK
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117 extern Widget vimShell;
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118
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119 /*
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120 * Currently, we assume that there can be only one BalloonEval showing
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121 * on-screen at any given moment. This variable will hold the currently
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122 * showing BalloonEval or NULL if none is showing.
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123 */
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124 static BalloonEval *current_beval = NULL;
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125 #endif
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126
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127 #ifdef FEAT_GUI_GTK
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128 static void addEventHandler __ARGS((GtkWidget *, BalloonEval *));
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129 static void removeEventHandler __ARGS((BalloonEval *));
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130 static gint target_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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131 static gint mainwin_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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132 static void pointer_event __ARGS((BalloonEval *, int, int, unsigned));
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133 static void key_event __ARGS((BalloonEval *, unsigned, int));
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134 static gint timeout_cb __ARGS((gpointer));
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135 static gint balloon_expose_event_cb __ARGS((GtkWidget *, GdkEventExpose *, gpointer));
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136 # ifndef HAVE_GTK2
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137 static void balloon_draw_cb __ARGS((GtkWidget *, GdkRectangle *, gpointer));
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138 # endif
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139 #else
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140 static void addEventHandler __ARGS((Widget, BalloonEval *));
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141 static void removeEventHandler __ARGS((BalloonEval *));
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142 static void pointerEventEH __ARGS((Widget, XtPointer, XEvent *, Boolean *));
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143 static void pointerEvent __ARGS((BalloonEval *, XEvent *));
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144 static void timerRoutine __ARGS((XtPointer, XtIntervalId *));
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145 #endif
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146 static void cancelBalloon __ARGS((BalloonEval *));
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147 static void requestBalloon __ARGS((BalloonEval *));
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148 static void drawBalloon __ARGS((BalloonEval *));
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149 static void undrawBalloon __ARGS((BalloonEval *beval));
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150 static void createBalloonEvalWindow __ARGS((BalloonEval *));
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151
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152
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153
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154 /*
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155 * Create a balloon-evaluation area for a Widget.
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156 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a
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157 * message by calling this callback function.
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158 * When "mesg" is not NULL it must remain valid for as long as the balloon is
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159 * used. It is not freed here.
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160 * Returns a pointer to the resulting object (NULL when out of memory).
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161 */
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162 BalloonEval *
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163 gui_mch_create_beval_area(target, mesg, mesgCB, clientData)
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164 void *target;
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165 char_u *mesg;
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166 void (*mesgCB)__ARGS((BalloonEval *, int));
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167 void *clientData;
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168 {
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169 #ifndef FEAT_GUI_GTK
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170 char *display_name; /* get from gui.dpy */
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171 int screen_num;
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172 char *p;
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173 #endif
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174 BalloonEval *beval;
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175
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176 if (mesg != NULL && mesgCB != NULL)
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177 {
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178 EMSG(_("E232: Cannot create BalloonEval with both message and callback"));
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179 return NULL;
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180 }
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181
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182 beval = (BalloonEval *)alloc(sizeof(BalloonEval));
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183 if (beval != NULL)
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184 {
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185 #ifdef FEAT_GUI_GTK
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186 beval->target = GTK_WIDGET(target);
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187 beval->balloonShell = NULL;
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188 beval->timerID = 0;
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189 #else
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190 beval->target = (Widget)target;
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191 beval->balloonShell = NULL;
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192 beval->timerID = (XtIntervalId)NULL;
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193 beval->appContext = XtWidgetToApplicationContext((Widget)target);
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194 #endif
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195 beval->showState = ShS_NEUTRAL;
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196 beval->x = 0;
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197 beval->y = 0;
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198 beval->msg = mesg;
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199 beval->msgCB = mesgCB;
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200 beval->clientData = clientData;
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201
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202 /*
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203 * Set up event handler which will keep its eyes on the pointer,
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204 * and when the pointer rests in a certain spot for a given time
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205 * interval, show the beval.
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206 */
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207 addEventHandler(beval->target, beval);
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208 createBalloonEvalWindow(beval);
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209
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210 #ifndef FEAT_GUI_GTK
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211 /*
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212 * Now create and save the screen width and height. Used in drawing.
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213 */
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214 display_name = DisplayString(gui.dpy);
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215 p = strrchr(display_name, '.');
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216 if (p != NULL)
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217 screen_num = atoi(++p);
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218 else
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219 screen_num = 0;
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220 beval->screen_width = DisplayWidth(gui.dpy, screen_num);
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221 beval->screen_height = DisplayHeight(gui.dpy, screen_num);
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222 #endif
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223 }
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224
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225 return beval;
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226 }
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227
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228 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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229 /*
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230 * Destroy a ballon-eval and free its associated memory.
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231 */
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232 void
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233 gui_mch_destroy_beval_area(beval)
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234 BalloonEval *beval;
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235 {
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236 cancelBalloon(beval);
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237 removeEventHandler(beval);
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238 /* Children will automatically be destroyed */
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239 # ifdef FEAT_GUI_GTK
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240 gtk_widget_destroy(beval->balloonShell);
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241 # else
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242 XtDestroyWidget(beval->balloonShell);
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243 # endif
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244 vim_free(beval);
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245 }
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246 #endif
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247
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248 void
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249 gui_mch_enable_beval_area(beval)
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250 BalloonEval *beval;
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251 {
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252 if (beval != NULL)
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253 addEventHandler(beval->target, beval);
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254 }
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255
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256 void
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257 gui_mch_disable_beval_area(beval)
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258 BalloonEval *beval;
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259 {
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260 if (beval != NULL)
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261 removeEventHandler(beval);
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262 }
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263
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264 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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265 /*
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266 * This function returns the BalloonEval * associated with the currently
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267 * displayed tooltip. Returns NULL if there is no tooltip currently showing.
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268 *
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269 * Assumption: Only one tooltip can be shown at a time.
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270 */
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271 BalloonEval *
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272 gui_mch_currently_showing_beval()
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273 {
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274 return current_beval;
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275 }
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276 #endif
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277 #endif /* !FEAT_GUI_W32 */
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278
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192
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279 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \
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280 || defined(FEAT_EVAL) || defined(PROTO)
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7
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281 /*
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282 * Get the text and position to be evaluated for "beval".
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192
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283 * If "getword" is true the returned text is not the whole line but the
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284 * relevant word in allocated memory.
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7
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285 * Returns OK or FAIL.
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286 */
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287 int
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192
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288 get_beval_info(beval, getword, winp, lnump, textp, colp)
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7
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289 BalloonEval *beval;
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192
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290 int getword;
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291 win_T **winp;
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292 linenr_T *lnump;
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293 char_u **textp;
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294 int *colp;
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7
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295 {
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296 win_T *wp;
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297 int row, col;
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298 char_u *lbuf;
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299 linenr_T lnum;
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300
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192
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301 *textp = NULL;
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7
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302 row = Y_2_ROW(beval->y);
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303 col = X_2_COL(beval->x);
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640
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304 #ifdef FEAT_WINDOWS
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7
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305 wp = mouse_find_win(&row, &col);
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640
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306 #else
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307 wp = firstwin;
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308 #endif
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7
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309 if (wp != NULL && row < wp->w_height && col < W_WIDTH(wp))
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310 {
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311 /* Found a window and the cursor is in the text. Now find the line
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312 * number. */
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313 if (!mouse_comp_pos(wp, &row, &col, &lnum))
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314 {
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315 /* Not past end of the file. */
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316 lbuf = ml_get_buf(wp->w_buffer, lnum, FALSE);
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317 if (col <= win_linetabsize(wp, lbuf, (colnr_T)MAXCOL))
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318 {
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319 /* Not past end of line. */
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192
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320 if (getword)
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7
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321 {
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322 /* For Netbeans we get the relevant part of the line
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323 * instead of the whole line. */
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324 int len;
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325 pos_T *spos = NULL, *epos = NULL;
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326
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327 if (VIsual_active)
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328 {
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329 if (lt(VIsual, curwin->w_cursor))
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330 {
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331 spos = &VIsual;
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332 epos = &curwin->w_cursor;
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333 }
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334 else
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335 {
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336 spos = &curwin->w_cursor;
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337 epos = &VIsual;
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338 }
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339 }
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340
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341 col = vcol2col(wp, lnum, col) - 1;
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342
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343 if (VIsual_active
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344 && wp->w_buffer == curwin->w_buffer
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345 && (lnum == spos->lnum
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346 ? col >= (int)spos->col
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347 : lnum > spos->lnum)
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348 && (lnum == epos->lnum
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349 ? col <= (int)epos->col
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350 : lnum < epos->lnum))
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351 {
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352 /* Visual mode and pointing to the line with the
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353 * Visual selection: return selected text, with a
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354 * maximum of one line. */
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355 if (spos->lnum != epos->lnum || spos->col == epos->col)
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356 return FAIL;
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357
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358 lbuf = ml_get_buf(curwin->w_buffer, VIsual.lnum, FALSE);
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359 lbuf = vim_strnsave(lbuf + spos->col,
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360 epos->col - spos->col + (*p_sel != 'e'));
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361 lnum = spos->lnum;
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362 col = spos->col;
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363 }
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364 else
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365 {
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366 /* Find the word under the cursor. */
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367 ++emsg_off;
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368 len = find_ident_at_pos(wp, lnum, (colnr_T)col, &lbuf,
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369 FIND_IDENT + FIND_STRING + FIND_EVAL);
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370 --emsg_off;
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371 if (len == 0)
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372 return FAIL;
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373 lbuf = vim_strnsave(lbuf, len);
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374 }
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375 }
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192
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376
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377 *winp = wp;
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378 *lnump = lnum;
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379 *textp = lbuf;
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380 *colp = col;
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7
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381 beval->ts = wp->w_buffer->b_p_ts;
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382 return OK;
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383 }
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384 }
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385 }
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386
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387 return FAIL;
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388 }
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389
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390 # if !defined(FEAT_GUI_W32) || defined(PROTO)
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391
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392 /*
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393 * Show a balloon with "mesg".
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394 */
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395 void
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396 gui_mch_post_balloon(beval, mesg)
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397 BalloonEval *beval;
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398 char_u *mesg;
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399 {
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400 beval->msg = mesg;
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401 if (mesg != NULL)
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402 drawBalloon(beval);
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403 else
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404 undrawBalloon(beval);
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405 }
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|
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406 # endif /* FEAT_GUI_W32 */
|
|
|
407 #endif /* FEAT_SUN_WORKSHOP || FEAT_NETBEANS_INTG || PROTO */
|
|
|
408
|
|
|
409 #if !defined(FEAT_GUI_W32) || defined(PROTO)
|
|
|
410 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
|
|
|
411 /*
|
|
|
412 * Hide the given balloon.
|
|
|
413 */
|
|
|
414 void
|
|
|
415 gui_mch_unpost_balloon(beval)
|
|
|
416 BalloonEval *beval;
|
|
|
417 {
|
|
|
418 undrawBalloon(beval);
|
|
|
419 }
|
|
|
420 #endif
|
|
|
421
|
|
|
422 #ifdef FEAT_GUI_GTK
|
|
|
423 /*
|
|
|
424 * We can unconditionally use ANSI-style prototypes here since
|
|
|
425 * GTK+ requires an ANSI C compiler anyway.
|
|
|
426 */
|
|
|
427 static void
|
|
|
428 addEventHandler(GtkWidget *target, BalloonEval *beval)
|
|
|
429 {
|
|
|
430 /*
|
|
|
431 * Connect to the generic "event" signal instead of the individual
|
|
|
432 * signals for each event type, because the former is emitted earlier.
|
|
|
433 * This allows us to catch events independently of the signal handlers
|
|
|
434 * in gui_gtk_x11.c.
|
|
|
435 */
|
|
|
436 /* Should use GTK_OBJECT() here, but that causes a lint warning... */
|
|
|
437 gtk_signal_connect((GtkObject*)(target), "event",
|
|
|
438 GTK_SIGNAL_FUNC(target_event_cb),
|
|
|
439 beval);
|
|
|
440 /*
|
|
|
441 * Nasty: Key press events go to the main window thus the drawing area
|
|
|
442 * will never see them. This means we have to connect to the main window
|
|
|
443 * as well in order to catch those events.
|
|
|
444 */
|
|
|
445 if (gtk_socket_id == 0 && gui.mainwin != NULL
|
|
|
446 && gtk_widget_is_ancestor(target, gui.mainwin))
|
|
|
447 {
|
|
|
448 gtk_signal_connect((GtkObject*)(gui.mainwin), "event",
|
|
|
449 GTK_SIGNAL_FUNC(mainwin_event_cb),
|
|
|
450 beval);
|
|
|
451 }
|
|
|
452 }
|
|
|
453
|
|
|
454 static void
|
|
|
455 removeEventHandler(BalloonEval *beval)
|
|
|
456 {
|
|
137
|
457 /* LINTED: avoid warning: dubious operation on enum */
|
|
7
|
458 gtk_signal_disconnect_by_func((GtkObject*)(beval->target),
|
|
|
459 GTK_SIGNAL_FUNC(target_event_cb),
|
|
|
460 beval);
|
|
|
461
|
|
|
462 if (gtk_socket_id == 0 && gui.mainwin != NULL
|
|
|
463 && gtk_widget_is_ancestor(beval->target, gui.mainwin))
|
|
|
464 {
|
|
137
|
465 /* LINTED: avoid warning: dubious operation on enum */
|
|
7
|
466 gtk_signal_disconnect_by_func((GtkObject*)(gui.mainwin),
|
|
|
467 GTK_SIGNAL_FUNC(mainwin_event_cb),
|
|
|
468 beval);
|
|
|
469 }
|
|
|
470 }
|
|
|
471
|
|
|
472 static gint
|
|
|
473 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
|
|
|
474 {
|
|
|
475 BalloonEval *beval = (BalloonEval *)data;
|
|
|
476
|
|
|
477 switch (event->type)
|
|
|
478 {
|
|
|
479 case GDK_ENTER_NOTIFY:
|
|
|
480 pointer_event(beval, (int)event->crossing.x,
|
|
|
481 (int)event->crossing.y,
|
|
|
482 event->crossing.state);
|
|
|
483 break;
|
|
|
484 case GDK_MOTION_NOTIFY:
|
|
|
485 if (event->motion.is_hint)
|
|
|
486 {
|
|
|
487 int x;
|
|
|
488 int y;
|
|
|
489 GdkModifierType state;
|
|
|
490 /*
|
|
|
491 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain
|
|
|
492 * the coordinates from the GdkEventMotion struct directly.
|
|
|
493 */
|
|
|
494 gdk_window_get_pointer(widget->window, &x, &y, &state);
|
|
|
495 pointer_event(beval, x, y, (unsigned int)state);
|
|
|
496 }
|
|
|
497 else
|
|
|
498 {
|
|
|
499 pointer_event(beval, (int)event->motion.x,
|
|
|
500 (int)event->motion.y,
|
|
|
501 event->motion.state);
|
|
|
502 }
|
|
|
503 break;
|
|
|
504 case GDK_LEAVE_NOTIFY:
|
|
|
505 /*
|
|
|
506 * Ignore LeaveNotify events that are not "normal".
|
|
|
507 * Apparently we also get it when somebody else grabs focus.
|
|
|
508 */
|
|
|
509 if (event->crossing.mode == GDK_CROSSING_NORMAL)
|
|
|
510 cancelBalloon(beval);
|
|
|
511 break;
|
|
|
512 case GDK_BUTTON_PRESS:
|
|
|
513 # ifdef HAVE_GTK2
|
|
|
514 case GDK_SCROLL:
|
|
|
515 # endif
|
|
|
516 cancelBalloon(beval);
|
|
|
517 break;
|
|
|
518 case GDK_KEY_PRESS:
|
|
|
519 key_event(beval, event->key.keyval, TRUE);
|
|
|
520 break;
|
|
|
521 case GDK_KEY_RELEASE:
|
|
|
522 key_event(beval, event->key.keyval, FALSE);
|
|
|
523 break;
|
|
|
524 default:
|
|
|
525 break;
|
|
|
526 }
|
|
|
527
|
|
|
528 return FALSE; /* continue emission */
|
|
|
529 }
|
|
|
530
|
|
|
531 /*ARGSUSED*/
|
|
|
532 static gint
|
|
|
533 mainwin_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
|
|
|
534 {
|
|
|
535 BalloonEval *beval = (BalloonEval *)data;
|
|
|
536
|
|
|
537 switch (event->type)
|
|
|
538 {
|
|
|
539 case GDK_KEY_PRESS:
|
|
|
540 key_event(beval, event->key.keyval, TRUE);
|
|
|
541 break;
|
|
|
542 case GDK_KEY_RELEASE:
|
|
|
543 key_event(beval, event->key.keyval, FALSE);
|
|
|
544 break;
|
|
|
545 default:
|
|
|
546 break;
|
|
|
547 }
|
|
|
548
|
|
|
549 return FALSE; /* continue emission */
|
|
|
550 }
|
|
|
551
|
|
|
552 static void
|
|
|
553 pointer_event(BalloonEval *beval, int x, int y, unsigned state)
|
|
|
554 {
|
|
|
555 int distance;
|
|
|
556
|
|
|
557 distance = ABS(x - beval->x) + ABS(y - beval->y);
|
|
|
558
|
|
|
559 if (distance > 4)
|
|
|
560 {
|
|
|
561 /*
|
|
|
562 * Moved out of the balloon location: cancel it.
|
|
|
563 * Remember button state
|
|
|
564 */
|
|
|
565 beval->state = state;
|
|
|
566 cancelBalloon(beval);
|
|
|
567
|
|
|
568 /* Mouse buttons are pressed - no balloon now */
|
|
|
569 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK
|
|
|
570 | (int)GDK_BUTTON3_MASK)))
|
|
|
571 {
|
|
|
572 beval->x = x;
|
|
|
573 beval->y = y;
|
|
|
574
|
|
|
575 if (state & (int)GDK_MOD1_MASK)
|
|
|
576 {
|
|
|
577 /*
|
|
|
578 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
579 * where there is no time delay
|
|
|
580 */
|
|
|
581 if (beval->msgCB != NULL)
|
|
|
582 {
|
|
|
583 beval->showState = ShS_PENDING;
|
|
|
584 (*beval->msgCB)(beval, state);
|
|
|
585 }
|
|
|
586 }
|
|
|
587 else
|
|
|
588 {
|
|
|
589 beval->timerID = gtk_timeout_add((guint32)p_bdlay,
|
|
|
590 &timeout_cb, beval);
|
|
|
591 }
|
|
|
592 }
|
|
|
593 }
|
|
|
594 }
|
|
|
595
|
|
|
596 static void
|
|
|
597 key_event(BalloonEval *beval, unsigned keyval, int is_keypress)
|
|
|
598 {
|
|
|
599 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
600 {
|
|
|
601 switch (keyval)
|
|
|
602 {
|
|
|
603 case GDK_Shift_L:
|
|
|
604 case GDK_Shift_R:
|
|
|
605 beval->showState = ShS_UPDATE_PENDING;
|
|
|
606 (*beval->msgCB)(beval, (is_keypress)
|
|
|
607 ? (int)GDK_SHIFT_MASK : 0);
|
|
|
608 break;
|
|
|
609 case GDK_Control_L:
|
|
|
610 case GDK_Control_R:
|
|
|
611 beval->showState = ShS_UPDATE_PENDING;
|
|
|
612 (*beval->msgCB)(beval, (is_keypress)
|
|
|
613 ? (int)GDK_CONTROL_MASK : 0);
|
|
|
614 break;
|
|
|
615 default:
|
|
667
|
616 /* Don't do this for key release, we apparently get these with
|
|
|
617 * focus changes in some GTK version. */
|
|
|
618 if (is_keypress)
|
|
|
619 cancelBalloon(beval);
|
|
7
|
620 break;
|
|
|
621 }
|
|
|
622 }
|
|
|
623 else
|
|
|
624 cancelBalloon(beval);
|
|
|
625 }
|
|
|
626
|
|
|
627 static gint
|
|
|
628 timeout_cb(gpointer data)
|
|
|
629 {
|
|
|
630 BalloonEval *beval = (BalloonEval *)data;
|
|
|
631
|
|
|
632 beval->timerID = 0;
|
|
|
633 /*
|
|
|
634 * If the timer event happens then the mouse has stopped long enough for
|
|
|
635 * a request to be started. The request will only send to the debugger if
|
|
|
636 * there the mouse is pointing at real data.
|
|
|
637 */
|
|
|
638 requestBalloon(beval);
|
|
|
639
|
|
|
640 return FALSE; /* don't call me again */
|
|
|
641 }
|
|
|
642
|
|
|
643 /*ARGSUSED2*/
|
|
|
644 static gint
|
|
|
645 balloon_expose_event_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
|
|
|
646 {
|
|
|
647 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
648 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
649 &event->area, widget, "tooltip",
|
|
|
650 0, 0, -1, -1);
|
|
|
651
|
|
|
652 return FALSE; /* continue emission */
|
|
|
653 }
|
|
|
654
|
|
|
655 # ifndef HAVE_GTK2
|
|
|
656 /*ARGSUSED2*/
|
|
|
657 static void
|
|
|
658 balloon_draw_cb(GtkWidget *widget, GdkRectangle *area, gpointer data)
|
|
|
659 {
|
|
|
660 GtkWidget *child;
|
|
|
661 GdkRectangle child_area;
|
|
|
662
|
|
|
663 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
664 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
665 area, widget, "tooltip",
|
|
|
666 0, 0, -1, -1);
|
|
|
667
|
|
|
668 child = GTK_BIN(widget)->child;
|
|
|
669
|
|
|
670 if (gtk_widget_intersect(child, area, &child_area))
|
|
|
671 gtk_widget_draw(child, &child_area);
|
|
|
672 }
|
|
|
673 # endif
|
|
|
674
|
|
|
675 #else /* !FEAT_GUI_GTK */
|
|
|
676
|
|
|
677 static void
|
|
|
678 addEventHandler(target, beval)
|
|
|
679 Widget target;
|
|
|
680 BalloonEval *beval;
|
|
|
681 {
|
|
|
682 XtAddEventHandler(target,
|
|
|
683 PointerMotionMask | EnterWindowMask |
|
|
|
684 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
685 KeyReleaseMask,
|
|
|
686 False,
|
|
|
687 pointerEventEH, (XtPointer)beval);
|
|
|
688 }
|
|
|
689
|
|
|
690 static void
|
|
|
691 removeEventHandler(beval)
|
|
|
692 BalloonEval *beval;
|
|
|
693 {
|
|
|
694 XtRemoveEventHandler(beval->target,
|
|
|
695 PointerMotionMask | EnterWindowMask |
|
|
|
696 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
697 KeyReleaseMask,
|
|
|
698 False,
|
|
|
699 pointerEventEH, (XtPointer)beval);
|
|
|
700 }
|
|
|
701
|
|
|
702
|
|
|
703 /*
|
|
|
704 * The X event handler. All it does is call the real event handler.
|
|
|
705 */
|
|
|
706 /*ARGSUSED*/
|
|
|
707 static void
|
|
|
708 pointerEventEH(w, client_data, event, unused)
|
|
|
709 Widget w;
|
|
|
710 XtPointer client_data;
|
|
|
711 XEvent *event;
|
|
|
712 Boolean *unused;
|
|
|
713 {
|
|
|
714 BalloonEval *beval = (BalloonEval *)client_data;
|
|
|
715 pointerEvent(beval, event);
|
|
|
716 }
|
|
|
717
|
|
|
718
|
|
|
719 /*
|
|
|
720 * The real event handler. Called by pointerEventEH() whenever an event we are
|
|
|
721 * interested in ocurrs.
|
|
|
722 */
|
|
|
723
|
|
|
724 static void
|
|
|
725 pointerEvent(beval, event)
|
|
|
726 BalloonEval *beval;
|
|
|
727 XEvent *event;
|
|
|
728 {
|
|
|
729 Position distance; /* a measure of how much the ponter moved */
|
|
|
730 Position delta; /* used to compute distance */
|
|
|
731
|
|
|
732 switch (event->type)
|
|
|
733 {
|
|
|
734 case EnterNotify:
|
|
|
735 case MotionNotify:
|
|
|
736 delta = event->xmotion.x - beval->x;
|
|
|
737 if (delta < 0)
|
|
|
738 delta = -delta;
|
|
|
739 distance = delta;
|
|
|
740 delta = event->xmotion.y - beval->y;
|
|
|
741 if (delta < 0)
|
|
|
742 delta = -delta;
|
|
|
743 distance += delta;
|
|
|
744 if (distance > 4)
|
|
|
745 {
|
|
|
746 /*
|
|
|
747 * Moved out of the balloon location: cancel it.
|
|
|
748 * Remember button state
|
|
|
749 */
|
|
|
750 beval->state = event->xmotion.state;
|
|
|
751 if (beval->state & (Button1Mask|Button2Mask|Button3Mask))
|
|
|
752 {
|
|
|
753 /* Mouse buttons are pressed - no balloon now */
|
|
|
754 cancelBalloon(beval);
|
|
|
755 }
|
|
|
756 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask))
|
|
|
757 {
|
|
|
758 /*
|
|
|
759 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
760 * where there is no time delay
|
|
|
761 */
|
|
|
762 beval->x = event->xmotion.x;
|
|
|
763 beval->y = event->xmotion.y;
|
|
|
764 beval->x_root = event->xmotion.x_root;
|
|
|
765 beval->y_root = event->xmotion.y_root;
|
|
|
766 cancelBalloon(beval);
|
|
|
767 if (beval->msgCB != NULL)
|
|
|
768 {
|
|
|
769 beval->showState = ShS_PENDING;
|
|
|
770 (*beval->msgCB)(beval, beval->state);
|
|
|
771 }
|
|
|
772 }
|
|
|
773 else
|
|
|
774 {
|
|
|
775 beval->x = event->xmotion.x;
|
|
|
776 beval->y = event->xmotion.y;
|
|
|
777 beval->x_root = event->xmotion.x_root;
|
|
|
778 beval->y_root = event->xmotion.y_root;
|
|
|
779 cancelBalloon(beval);
|
|
|
780 beval->timerID = XtAppAddTimeOut( beval->appContext,
|
|
|
781 (long_u)p_bdlay, timerRoutine, beval);
|
|
|
782 }
|
|
|
783 }
|
|
|
784 break;
|
|
|
785
|
|
|
786 /*
|
|
|
787 * Motif and Athena version: Keystrokes will be caught by the
|
|
|
788 * "textArea" widget, and handled in gui_x11_key_hit_cb().
|
|
|
789 */
|
|
|
790 case KeyPress:
|
|
|
791 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
792 {
|
|
|
793 Modifiers modifier;
|
|
|
794 KeySym keysym;
|
|
|
795
|
|
|
796 XtTranslateKeycode(gui.dpy,
|
|
|
797 event->xkey.keycode, event->xkey.state,
|
|
|
798 &modifier, &keysym);
|
|
|
799 if (keysym == XK_Shift_L || keysym == XK_Shift_R)
|
|
|
800 {
|
|
|
801 beval->showState = ShS_UPDATE_PENDING;
|
|
|
802 (*beval->msgCB)(beval, ShiftMask);
|
|
|
803 }
|
|
|
804 else if (keysym == XK_Control_L || keysym == XK_Control_R)
|
|
|
805 {
|
|
|
806 beval->showState = ShS_UPDATE_PENDING;
|
|
|
807 (*beval->msgCB)(beval, ControlMask);
|
|
|
808 }
|
|
|
809 else
|
|
|
810 cancelBalloon(beval);
|
|
|
811 }
|
|
|
812 else
|
|
|
813 cancelBalloon(beval);
|
|
|
814 break;
|
|
|
815
|
|
|
816 case KeyRelease:
|
|
|
817 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
818 {
|
|
|
819 Modifiers modifier;
|
|
|
820 KeySym keysym;
|
|
|
821
|
|
|
822 XtTranslateKeycode(gui.dpy, event->xkey.keycode,
|
|
|
823 event->xkey.state, &modifier, &keysym);
|
|
|
824 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) {
|
|
|
825 beval->showState = ShS_UPDATE_PENDING;
|
|
|
826 (*beval->msgCB)(beval, 0);
|
|
|
827 }
|
|
|
828 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R))
|
|
|
829 {
|
|
|
830 beval->showState = ShS_UPDATE_PENDING;
|
|
|
831 (*beval->msgCB)(beval, 0);
|
|
|
832 }
|
|
|
833 else
|
|
|
834 cancelBalloon(beval);
|
|
|
835 }
|
|
|
836 else
|
|
|
837 cancelBalloon(beval);
|
|
|
838 break;
|
|
|
839
|
|
|
840 case LeaveNotify:
|
|
|
841 /* Ignore LeaveNotify events that are not "normal".
|
|
|
842 * Apparently we also get it when somebody else grabs focus.
|
|
|
843 * Happens for me every two seconds (some clipboard tool?) */
|
|
|
844 if (event->xcrossing.mode == NotifyNormal)
|
|
|
845 cancelBalloon(beval);
|
|
|
846 break;
|
|
|
847
|
|
|
848 case ButtonPress:
|
|
|
849 cancelBalloon(beval);
|
|
|
850 break;
|
|
|
851
|
|
|
852 default:
|
|
|
853 break;
|
|
|
854 }
|
|
|
855 }
|
|
|
856
|
|
|
857 /*ARGSUSED*/
|
|
|
858 static void
|
|
|
859 timerRoutine(dx, id)
|
|
|
860 XtPointer dx;
|
|
|
861 XtIntervalId *id;
|
|
|
862 {
|
|
|
863 BalloonEval *beval = (BalloonEval *)dx;
|
|
|
864
|
|
|
865 beval->timerID = (XtIntervalId)NULL;
|
|
|
866
|
|
|
867 /*
|
|
|
868 * If the timer event happens then the mouse has stopped long enough for
|
|
|
869 * a request to be started. The request will only send to the debugger if
|
|
|
870 * there the mouse is pointing at real data.
|
|
|
871 */
|
|
|
872 requestBalloon(beval);
|
|
|
873 }
|
|
|
874
|
|
|
875 #endif /* !FEAT_GUI_GTK */
|
|
|
876
|
|
|
877 static void
|
|
|
878 requestBalloon(beval)
|
|
|
879 BalloonEval *beval;
|
|
|
880 {
|
|
|
881 if (beval->showState != ShS_PENDING)
|
|
|
882 {
|
|
|
883 /* Determine the beval to display */
|
|
|
884 if (beval->msgCB != NULL)
|
|
|
885 {
|
|
|
886 beval->showState = ShS_PENDING;
|
|
|
887 (*beval->msgCB)(beval, beval->state);
|
|
|
888 }
|
|
|
889 else if (beval->msg != NULL)
|
|
|
890 drawBalloon(beval);
|
|
|
891 }
|
|
|
892 }
|
|
|
893
|
|
|
894 #ifdef FEAT_GUI_GTK
|
|
|
895
|
|
|
896 # ifdef HAVE_GTK2
|
|
|
897 /*
|
|
|
898 * Convert the string to UTF-8 if 'encoding' is not "utf-8".
|
|
|
899 * Replace any non-printable characters and invalid bytes sequences with
|
|
|
900 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them.
|
|
|
901 * TAB and NL are passed through unscathed.
|
|
|
902 */
|
|
|
903 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \
|
|
|
904 || (c) == DEL)
|
|
|
905 static void
|
|
|
906 set_printable_label_text(GtkLabel *label, char_u *msg)
|
|
|
907 {
|
|
|
908 char_u *convbuf = NULL;
|
|
|
909 char_u *buf;
|
|
|
910 char_u *p;
|
|
|
911 char_u *pdest;
|
|
|
912 unsigned int len;
|
|
|
913 int charlen;
|
|
|
914 int uc;
|
|
|
915 PangoAttrList *attr_list;
|
|
|
916
|
|
|
917 /* Convert to UTF-8 if it isn't already */
|
|
|
918 if (output_conv.vc_type != CONV_NONE)
|
|
|
919 {
|
|
|
920 convbuf = string_convert(&output_conv, msg, NULL);
|
|
|
921 if (convbuf != NULL)
|
|
|
922 msg = convbuf;
|
|
|
923 }
|
|
|
924
|
|
|
925 /* First let's see how much we need to allocate */
|
|
|
926 len = 0;
|
|
|
927 for (p = msg; *p != NUL; p += charlen)
|
|
|
928 {
|
|
|
929 if ((*p & 0x80) == 0) /* be quick for ASCII */
|
|
|
930 {
|
|
|
931 charlen = 1;
|
|
|
932 len += IS_NONPRINTABLE(*p) ? 2 : 1; /* nonprintable: ^X */
|
|
|
933 }
|
|
|
934 else
|
|
|
935 {
|
|
474
|
936 charlen = utf_ptr2len(p);
|
|
7
|
937 uc = utf_ptr2char(p);
|
|
|
938
|
|
|
939 if (charlen != utf_char2len(uc))
|
|
|
940 charlen = 1; /* reject overlong sequences */
|
|
|
941
|
|
|
942 if (charlen == 1 || uc < 0xa0) /* illegal byte or */
|
|
|
943 len += 4; /* control char: <xx> */
|
|
|
944 else if (!utf_printable(uc))
|
|
|
945 /* Note: we assume here that utf_printable() doesn't
|
|
|
946 * care about characters outside the BMP. */
|
|
|
947 len += 6; /* nonprintable: <xxxx> */
|
|
|
948 else
|
|
|
949 len += charlen;
|
|
|
950 }
|
|
|
951 }
|
|
|
952
|
|
|
953 attr_list = pango_attr_list_new();
|
|
|
954 buf = alloc(len + 1);
|
|
|
955
|
|
|
956 /* Now go for the real work */
|
|
|
957 if (buf != NULL)
|
|
|
958 {
|
|
|
959 attrentry_T *aep;
|
|
|
960 PangoAttribute *attr;
|
|
|
961 guicolor_T pixel;
|
|
|
962 GdkColor color = { 0, 0, 0, 0 };
|
|
|
963
|
|
|
964 /* Look up the RGB values of the SpecialKey foreground color. */
|
|
|
965 aep = syn_gui_attr2entry(hl_attr(HLF_8));
|
|
|
966 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR;
|
|
|
967 if (pixel != INVALCOLOR)
|
|
|
968 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea),
|
|
|
969 (unsigned long)pixel, &color);
|
|
|
970
|
|
|
971 pdest = buf;
|
|
|
972 p = msg;
|
|
|
973 while (*p != NUL)
|
|
|
974 {
|
|
|
975 /* Be quick for ASCII */
|
|
|
976 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p))
|
|
|
977 {
|
|
|
978 *pdest++ = *p++;
|
|
|
979 }
|
|
|
980 else
|
|
|
981 {
|
|
474
|
982 charlen = utf_ptr2len(p);
|
|
7
|
983 uc = utf_ptr2char(p);
|
|
|
984
|
|
|
985 if (charlen != utf_char2len(uc))
|
|
|
986 charlen = 1; /* reject overlong sequences */
|
|
|
987
|
|
|
988 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc))
|
|
|
989 {
|
|
|
990 int outlen;
|
|
|
991
|
|
|
992 /* Careful: we can't just use transchar_byte() here,
|
|
|
993 * since 'encoding' is not necessarily set to "utf-8". */
|
|
|
994 if (*p & 0x80 && charlen == 1)
|
|
|
995 {
|
|
|
996 transchar_hex(pdest, *p); /* <xx> */
|
|
|
997 outlen = 4;
|
|
|
998 }
|
|
|
999 else if (uc >= 0x80)
|
|
|
1000 {
|
|
|
1001 /* Note: we assume here that utf_printable() doesn't
|
|
|
1002 * care about characters outside the BMP. */
|
|
|
1003 transchar_hex(pdest, uc); /* <xx> or <xxxx> */
|
|
|
1004 outlen = (uc < 0x100) ? 4 : 6;
|
|
|
1005 }
|
|
|
1006 else
|
|
|
1007 {
|
|
|
1008 transchar_nonprint(pdest, *p); /* ^X */
|
|
|
1009 outlen = 2;
|
|
|
1010 }
|
|
|
1011 if (pixel != INVALCOLOR)
|
|
|
1012 {
|
|
|
1013 attr = pango_attr_foreground_new(
|
|
|
1014 color.red, color.green, color.blue);
|
|
|
1015 attr->start_index = pdest - buf;
|
|
|
1016 attr->end_index = pdest - buf + outlen;
|
|
|
1017 pango_attr_list_insert(attr_list, attr);
|
|
|
1018 }
|
|
|
1019 pdest += outlen;
|
|
|
1020 p += charlen;
|
|
|
1021 }
|
|
|
1022 else
|
|
|
1023 {
|
|
|
1024 do
|
|
|
1025 *pdest++ = *p++;
|
|
|
1026 while (--charlen != 0);
|
|
|
1027 }
|
|
|
1028 }
|
|
|
1029 }
|
|
|
1030 *pdest = NUL;
|
|
|
1031 }
|
|
|
1032
|
|
|
1033 vim_free(convbuf);
|
|
|
1034
|
|
|
1035 gtk_label_set_text(label, (const char *)buf);
|
|
|
1036 vim_free(buf);
|
|
|
1037
|
|
|
1038 gtk_label_set_attributes(label, attr_list);
|
|
|
1039 pango_attr_list_unref(attr_list);
|
|
|
1040 }
|
|
|
1041 # undef IS_NONPRINTABLE
|
|
|
1042 # endif /* HAVE_GTK2 */
|
|
|
1043
|
|
|
1044 /*
|
|
|
1045 * Draw a balloon.
|
|
|
1046 */
|
|
|
1047 static void
|
|
|
1048 drawBalloon(BalloonEval *beval)
|
|
|
1049 {
|
|
|
1050 if (beval->msg != NULL)
|
|
|
1051 {
|
|
|
1052 GtkRequisition requisition;
|
|
|
1053 int screen_w;
|
|
|
1054 int screen_h;
|
|
|
1055 int x;
|
|
|
1056 int y;
|
|
|
1057 int x_offset = EVAL_OFFSET_X;
|
|
|
1058 int y_offset = EVAL_OFFSET_Y;
|
|
|
1059 # ifdef HAVE_GTK2
|
|
|
1060 PangoLayout *layout;
|
|
|
1061 # endif
|
|
|
1062 # ifdef HAVE_GTK_MULTIHEAD
|
|
|
1063 GdkScreen *screen;
|
|
|
1064
|
|
|
1065 screen = gtk_widget_get_screen(beval->target);
|
|
|
1066 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen);
|
|
|
1067 screen_w = gdk_screen_get_width(screen);
|
|
|
1068 screen_h = gdk_screen_get_height(screen);
|
|
|
1069 # else
|
|
|
1070 screen_w = gdk_screen_width();
|
|
|
1071 screen_h = gdk_screen_height();
|
|
|
1072 # endif
|
|
|
1073 gtk_widget_ensure_style(beval->balloonShell);
|
|
|
1074 gtk_widget_ensure_style(beval->balloonLabel);
|
|
|
1075
|
|
|
1076 # ifdef HAVE_GTK2
|
|
|
1077 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg);
|
|
|
1078 /*
|
|
|
1079 * Dirty trick: Enable wrapping mode on the label's layout behind its
|
|
|
1080 * back. This way GtkLabel won't try to constrain the wrap width to a
|
|
|
1081 * builtin maximum value of about 65 Latin characters.
|
|
|
1082 */
|
|
|
1083 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel));
|
|
|
1084 # ifdef PANGO_WRAP_WORD_CHAR
|
|
|
1085 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
|
|
|
1086 # else
|
|
|
1087 pango_layout_set_wrap(layout, PANGO_WRAP_WORD);
|
|
|
1088 # endif
|
|
|
1089 pango_layout_set_width(layout,
|
|
|
1090 /* try to come up with some reasonable width */
|
|
|
1091 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width,
|
|
|
1092 screen_w / 2,
|
|
|
1093 MAX(20, screen_w - 20)));
|
|
|
1094
|
|
|
1095 /* Calculate the balloon's width and height. */
|
|
|
1096 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1097 # else
|
|
|
1098 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1099 gtk_label_set_text(GTK_LABEL(beval->balloonLabel),
|
|
|
1100 (const char *)beval->msg);
|
|
|
1101
|
|
|
1102 /* Calculate the balloon's width and height. */
|
|
|
1103 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1104 /*
|
|
|
1105 * Unfortunately, the dirty trick used above to get around the builtin
|
|
|
1106 * maximum wrap width of GtkLabel doesn't work with GTK+ 1. Thus if
|
|
|
1107 * and only if it's absolutely necessary to avoid drawing off-screen,
|
|
|
1108 * do enable wrapping now and recalculate the size request.
|
|
|
1109 */
|
|
|
1110 if (requisition.width > screen_w)
|
|
|
1111 {
|
|
|
1112 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), TRUE);
|
|
|
1113 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1114 }
|
|
|
1115 # endif
|
|
|
1116
|
|
|
1117 /* Compute position of the balloon area */
|
|
|
1118 gdk_window_get_origin(beval->target->window, &x, &y);
|
|
|
1119 x += beval->x;
|
|
|
1120 y += beval->y;
|
|
|
1121
|
|
|
1122 /* Get out of the way of the mouse pointer */
|
|
|
1123 if (x + x_offset + requisition.width > screen_w)
|
|
|
1124 y_offset += 15;
|
|
|
1125 if (y + y_offset + requisition.height > screen_h)
|
|
|
1126 y_offset = -requisition.height - EVAL_OFFSET_Y;
|
|
|
1127
|
|
|
1128 /* Sanitize values */
|
|
|
1129 x = CLAMP(x + x_offset, 0, MAX(0, screen_w - requisition.width));
|
|
|
1130 y = CLAMP(y + y_offset, 0, MAX(0, screen_h - requisition.height));
|
|
|
1131
|
|
|
1132 /* Show the balloon */
|
|
|
1133 gtk_widget_set_uposition(beval->balloonShell, x, y);
|
|
|
1134 gtk_widget_show(beval->balloonShell);
|
|
|
1135
|
|
|
1136 beval->showState = ShS_SHOWING;
|
|
|
1137 }
|
|
|
1138 }
|
|
|
1139
|
|
|
1140 /*
|
|
|
1141 * Undraw a balloon.
|
|
|
1142 */
|
|
|
1143 static void
|
|
|
1144 undrawBalloon(BalloonEval *beval)
|
|
|
1145 {
|
|
|
1146 if (beval->balloonShell != NULL)
|
|
|
1147 gtk_widget_hide(beval->balloonShell);
|
|
|
1148 beval->showState = ShS_NEUTRAL;
|
|
|
1149 }
|
|
|
1150
|
|
|
1151 static void
|
|
|
1152 cancelBalloon(BalloonEval *beval)
|
|
|
1153 {
|
|
|
1154 if (beval->showState == ShS_SHOWING
|
|
|
1155 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1156 undrawBalloon(beval);
|
|
|
1157
|
|
|
1158 if (beval->timerID != 0)
|
|
|
1159 {
|
|
|
1160 gtk_timeout_remove(beval->timerID);
|
|
|
1161 beval->timerID = 0;
|
|
|
1162 }
|
|
|
1163 beval->showState = ShS_NEUTRAL;
|
|
|
1164 }
|
|
|
1165
|
|
|
1166 static void
|
|
|
1167 createBalloonEvalWindow(BalloonEval *beval)
|
|
|
1168 {
|
|
|
1169 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP);
|
|
|
1170
|
|
|
1171 gtk_widget_set_app_paintable(beval->balloonShell, TRUE);
|
|
|
1172 gtk_window_set_policy(GTK_WINDOW(beval->balloonShell), FALSE, FALSE, TRUE);
|
|
|
1173 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips");
|
|
|
1174 gtk_container_border_width(GTK_CONTAINER(beval->balloonShell), 4);
|
|
|
1175
|
|
|
1176 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event",
|
|
|
1177 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL);
|
|
|
1178 # ifndef HAVE_GTK2
|
|
|
1179 gtk_signal_connect((GtkObject*)(beval->balloonShell), "draw",
|
|
|
1180 GTK_SIGNAL_FUNC(balloon_draw_cb), NULL);
|
|
|
1181 # endif
|
|
|
1182 beval->balloonLabel = gtk_label_new(NULL);
|
|
|
1183
|
|
|
1184 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1185 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT);
|
|
|
1186 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f);
|
|
|
1187 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label");
|
|
|
1188 gtk_widget_show(beval->balloonLabel);
|
|
|
1189
|
|
|
1190 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel);
|
|
|
1191 }
|
|
|
1192
|
|
|
1193 #else /* !FEAT_GUI_GTK */
|
|
|
1194
|
|
|
1195 /*
|
|
|
1196 * Draw a balloon.
|
|
|
1197 */
|
|
|
1198 static void
|
|
|
1199 drawBalloon(beval)
|
|
|
1200 BalloonEval *beval;
|
|
|
1201 {
|
|
|
1202 Dimension w;
|
|
|
1203 Dimension h;
|
|
|
1204 Position tx;
|
|
|
1205 Position ty;
|
|
|
1206
|
|
|
1207 if (beval->msg != NULL)
|
|
|
1208 {
|
|
|
1209 /* Show the Balloon */
|
|
|
1210
|
|
|
1211 /* Calculate the label's width and height */
|
|
|
1212 #ifdef FEAT_GUI_MOTIF
|
|
|
1213 XmString s;
|
|
|
1214
|
|
|
1215 /* For the callback function we parse NL characters to create a
|
|
|
1216 * multi-line label. This doesn't work for all languages, but
|
|
|
1217 * XmStringCreateLocalized() doesn't do multi-line labels... */
|
|
|
1218 if (beval->msgCB != NULL)
|
|
|
1219 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG);
|
|
|
1220 else
|
|
|
1221 s = XmStringCreateLocalized((char *)beval->msg);
|
|
|
1222 {
|
|
|
1223 XmFontList fl;
|
|
|
1224
|
|
|
1225 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
|
|
|
1226 if (fl != NULL)
|
|
|
1227 {
|
|
|
1228 XmStringExtent(fl, s, &w, &h);
|
|
|
1229 XmFontListFree(fl);
|
|
|
1230 }
|
|
|
1231 }
|
|
|
1232 w += gui.border_offset << 1;
|
|
|
1233 h += gui.border_offset << 1;
|
|
|
1234 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL);
|
|
|
1235 XmStringFree(s);
|
|
|
1236 #else /* Athena */
|
|
|
1237 /* Assume XtNinternational == True */
|
|
|
1238 XFontSet fset;
|
|
|
1239 XFontSetExtents *ext;
|
|
|
1240
|
|
|
1241 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL);
|
|
|
1242 ext = XExtentsOfFontSet(fset);
|
|
|
1243 h = ext->max_ink_extent.height;
|
|
|
1244 w = XmbTextEscapement(fset,
|
|
|
1245 (char *)beval->msg,
|
|
|
1246 (int)STRLEN(beval->msg));
|
|
|
1247 w += gui.border_offset << 1;
|
|
|
1248 h += gui.border_offset << 1;
|
|
|
1249 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL);
|
|
|
1250 #endif
|
|
|
1251
|
|
|
1252 /* Compute position of the balloon area */
|
|
|
1253 tx = beval->x_root + EVAL_OFFSET_X;
|
|
|
1254 ty = beval->y_root + EVAL_OFFSET_Y;
|
|
|
1255 if ((tx + w) > beval->screen_width)
|
|
|
1256 tx = beval->screen_width - w;
|
|
|
1257 if ((ty + h) > beval->screen_height)
|
|
|
1258 ty = beval->screen_height - h;
|
|
|
1259 #ifdef FEAT_GUI_MOTIF
|
|
|
1260 XtVaSetValues(beval->balloonShell,
|
|
|
1261 XmNx, tx,
|
|
|
1262 XmNy, ty,
|
|
|
1263 NULL);
|
|
|
1264 #else
|
|
|
1265 /* Athena */
|
|
|
1266 XtVaSetValues(beval->balloonShell,
|
|
|
1267 XtNx, tx,
|
|
|
1268 XtNy, ty,
|
|
|
1269 NULL);
|
|
|
1270 #endif
|
|
|
1271
|
|
|
1272 XtPopup(beval->balloonShell, XtGrabNone);
|
|
|
1273
|
|
|
1274 beval->showState = ShS_SHOWING;
|
|
|
1275
|
|
|
1276 current_beval = beval;
|
|
|
1277 }
|
|
|
1278 }
|
|
|
1279
|
|
|
1280 /*
|
|
|
1281 * Undraw a balloon.
|
|
|
1282 */
|
|
|
1283 static void
|
|
|
1284 undrawBalloon(beval)
|
|
|
1285 BalloonEval *beval;
|
|
|
1286 {
|
|
|
1287 if (beval->balloonShell != (Widget)0)
|
|
|
1288 XtPopdown(beval->balloonShell);
|
|
|
1289 beval->showState = ShS_NEUTRAL;
|
|
|
1290
|
|
|
1291 current_beval = NULL;
|
|
|
1292 }
|
|
|
1293
|
|
|
1294 static void
|
|
|
1295 cancelBalloon(beval)
|
|
|
1296 BalloonEval *beval;
|
|
|
1297 {
|
|
|
1298 if (beval->showState == ShS_SHOWING
|
|
|
1299 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1300 undrawBalloon(beval);
|
|
|
1301
|
|
|
1302 if (beval->timerID != (XtIntervalId)NULL)
|
|
|
1303 {
|
|
|
1304 XtRemoveTimeOut(beval->timerID);
|
|
|
1305 beval->timerID = (XtIntervalId)NULL;
|
|
|
1306 }
|
|
|
1307 beval->showState = ShS_NEUTRAL;
|
|
|
1308 }
|
|
|
1309
|
|
|
1310
|
|
|
1311 static void
|
|
|
1312 createBalloonEvalWindow(beval)
|
|
|
1313 BalloonEval *beval;
|
|
|
1314 {
|
|
|
1315 Arg args[12];
|
|
|
1316 int n;
|
|
|
1317
|
|
|
1318 n = 0;
|
|
|
1319 #ifdef FEAT_GUI_MOTIF
|
|
|
1320 XtSetArg(args[n], XmNallowShellResize, True); n++;
|
|
|
1321 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1322 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1323 #else
|
|
|
1324 /* Athena */
|
|
|
1325 XtSetArg(args[n], XtNallowShellResize, True); n++;
|
|
|
1326 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1327 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1328 #endif
|
|
|
1329
|
|
|
1330 n = 0;
|
|
|
1331 #ifdef FEAT_GUI_MOTIF
|
|
|
1332 {
|
|
|
1333 XmFontList fl;
|
|
|
1334
|
|
|
1335 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
|
|
|
1336 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1337 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1338 XtSetArg(args[n], XmNfontList, fl); n++;
|
|
|
1339 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++;
|
|
|
1340 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1341 xmLabelWidgetClass, beval->balloonShell, args, n);
|
|
|
1342 }
|
|
|
1343 #else /* FEAT_GUI_ATHENA */
|
|
|
1344 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1345 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1346 XtSetArg(args[n], XtNinternational, True); n++;
|
|
|
1347 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++;
|
|
|
1348 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1349 labelWidgetClass, beval->balloonShell, args, n);
|
|
|
1350 #endif
|
|
|
1351 }
|
|
|
1352
|
|
|
1353 #endif /* !FEAT_GUI_GTK */
|
|
|
1354 #endif /* !FEAT_GUI_W32 */
|
|
|
1355
|
|
|
1356 #endif /* FEAT_BEVAL */
|
