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