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