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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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15 /* on Win32 only gui_mch_get_beval_info is required */
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16 #if !defined(FEAT_GUI_W32) || defined(PROTO)
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17
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18 #ifdef FEAT_GUI_GTK
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19 # include <gdk/gdkkeysyms.h>
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20 # include <gtk/gtk.h>
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21 #else
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22 # include <X11/keysym.h>
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23 # ifdef FEAT_GUI_MOTIF
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24 # include <Xm/PushB.h>
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25 # include <Xm/Separator.h>
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26 # include <Xm/List.h>
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27 # include <Xm/Label.h>
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28 # include <Xm/AtomMgr.h>
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29 # include <Xm/Protocols.h>
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30 # else
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31 /* Assume Athena */
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32 # include <X11/Shell.h>
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33 # include <X11/Xaw/Label.h>
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34 # endif
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35 #endif
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36
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37 #include "gui_beval.h"
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38
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39 #ifndef FEAT_GUI_GTK
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40 extern Widget vimShell;
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41
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42 /*
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43 * Currently, we assume that there can be only one BalloonEval showing
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44 * on-screen at any given moment. This variable will hold the currently
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45 * showing BalloonEval or NULL if none is showing.
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46 */
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47 static BalloonEval *current_beval = NULL;
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48 #endif
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49
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50 #ifdef FEAT_GUI_GTK
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51 static void addEventHandler __ARGS((GtkWidget *, BalloonEval *));
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52 static void removeEventHandler __ARGS((BalloonEval *));
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53 static gint target_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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54 static gint mainwin_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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55 static void pointer_event __ARGS((BalloonEval *, int, int, unsigned));
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56 static void key_event __ARGS((BalloonEval *, unsigned, int));
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57 static gint timeout_cb __ARGS((gpointer));
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58 static gint balloon_expose_event_cb __ARGS((GtkWidget *, GdkEventExpose *, gpointer));
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59 # ifndef HAVE_GTK2
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60 static void balloon_draw_cb __ARGS((GtkWidget *, GdkRectangle *, gpointer));
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61 # endif
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62 #else
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63 static void addEventHandler __ARGS((Widget, BalloonEval *));
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64 static void removeEventHandler __ARGS((BalloonEval *));
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65 static void pointerEventEH __ARGS((Widget, XtPointer, XEvent *, Boolean *));
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66 static void pointerEvent __ARGS((BalloonEval *, XEvent *));
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67 static void timerRoutine __ARGS((XtPointer, XtIntervalId *));
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68 #endif
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69 static void cancelBalloon __ARGS((BalloonEval *));
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70 static void requestBalloon __ARGS((BalloonEval *));
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71 static void drawBalloon __ARGS((BalloonEval *));
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72 static void undrawBalloon __ARGS((BalloonEval *beval));
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73 static void createBalloonEvalWindow __ARGS((BalloonEval *));
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74
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75
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76
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77 /*
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78 * Create a balloon-evaluation area for a Widget.
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79 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a
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80 * message by calling this callback function.
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81 * When "mesg" is not NULL it must remain valid for as long as the balloon is
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82 * used. It is not freed here.
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83 * Returns a pointer to the resulting object (NULL when out of memory).
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84 */
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85 BalloonEval *
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86 gui_mch_create_beval_area(target, mesg, mesgCB, clientData)
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87 void *target;
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88 char_u *mesg;
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89 void (*mesgCB)__ARGS((BalloonEval *, int));
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90 void *clientData;
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91 {
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92 #ifndef FEAT_GUI_GTK
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93 char *display_name; /* get from gui.dpy */
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94 int screen_num;
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95 char *p;
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96 #endif
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97 BalloonEval *beval;
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98
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99 if (mesg != NULL && mesgCB != NULL)
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100 {
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101 EMSG(_("E232: Cannot create BalloonEval with both message and callback"));
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102 return NULL;
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103 }
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104
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105 beval = (BalloonEval *)alloc(sizeof(BalloonEval));
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106 if (beval != NULL)
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107 {
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108 #ifdef FEAT_GUI_GTK
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109 beval->target = GTK_WIDGET(target);
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110 beval->balloonShell = NULL;
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111 beval->timerID = 0;
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112 #else
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113 beval->target = (Widget)target;
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114 beval->balloonShell = NULL;
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115 beval->timerID = (XtIntervalId)NULL;
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116 beval->appContext = XtWidgetToApplicationContext((Widget)target);
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117 #endif
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118 beval->showState = ShS_NEUTRAL;
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119 beval->x = 0;
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120 beval->y = 0;
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121 beval->msg = mesg;
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122 beval->msgCB = mesgCB;
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123 beval->clientData = clientData;
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124
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125 /*
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126 * Set up event handler which will keep its eyes on the pointer,
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127 * and when the pointer rests in a certain spot for a given time
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128 * interval, show the beval.
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129 */
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130 addEventHandler(beval->target, beval);
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131 createBalloonEvalWindow(beval);
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132
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133 #ifndef FEAT_GUI_GTK
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134 /*
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135 * Now create and save the screen width and height. Used in drawing.
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136 */
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137 display_name = DisplayString(gui.dpy);
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138 p = strrchr(display_name, '.');
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139 if (p != NULL)
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140 screen_num = atoi(++p);
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141 else
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142 screen_num = 0;
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143 beval->screen_width = DisplayWidth(gui.dpy, screen_num);
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144 beval->screen_height = DisplayHeight(gui.dpy, screen_num);
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145 #endif
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146 }
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147
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148 return beval;
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149 }
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150
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151 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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152 /*
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153 * Destroy a ballon-eval and free its associated memory.
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154 */
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155 void
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156 gui_mch_destroy_beval_area(beval)
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157 BalloonEval *beval;
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158 {
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159 cancelBalloon(beval);
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160 removeEventHandler(beval);
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161 /* Children will automatically be destroyed */
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162 # ifdef FEAT_GUI_GTK
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163 gtk_widget_destroy(beval->balloonShell);
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164 # else
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165 XtDestroyWidget(beval->balloonShell);
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166 # endif
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167 vim_free(beval);
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168 }
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169 #endif
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170
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171 void
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172 gui_mch_enable_beval_area(beval)
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173 BalloonEval *beval;
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174 {
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175 if (beval != NULL)
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176 addEventHandler(beval->target, beval);
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177 }
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178
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179 void
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180 gui_mch_disable_beval_area(beval)
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181 BalloonEval *beval;
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182 {
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183 if (beval != NULL)
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184 removeEventHandler(beval);
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185 }
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186
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187 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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188 /*
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189 * This function returns the BalloonEval * associated with the currently
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190 * displayed tooltip. Returns NULL if there is no tooltip currently showing.
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191 *
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192 * Assumption: Only one tooltip can be shown at a time.
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193 */
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194 BalloonEval *
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195 gui_mch_currently_showing_beval()
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196 {
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197 return current_beval;
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198 }
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199 #endif
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200 #endif /* !FEAT_GUI_W32 */
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201
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202 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) || defined(PROTO)
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203 /*
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204 * Get the text and position to be evaluated for "beval".
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205 * When "usingNetbeans" is set the returned text is in allocated memory.
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206 * Returns OK or FAIL.
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207 */
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208 int
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209 gui_mch_get_beval_info(beval, filename, line, text, idx)
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210 BalloonEval *beval;
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211 char_u **filename;
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212 int *line;
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213 char_u **text;
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214 int *idx;
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215 {
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216 win_T *wp;
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217 int row, col;
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218 char_u *lbuf;
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219 linenr_T lnum;
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220
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221 *text = NULL;
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222 row = Y_2_ROW(beval->y);
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223 col = X_2_COL(beval->x);
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224 wp = mouse_find_win(&row, &col);
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225 if (wp != NULL && row < wp->w_height && col < W_WIDTH(wp))
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226 {
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227 /* Found a window and the cursor is in the text. Now find the line
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228 * number. */
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229 if (!mouse_comp_pos(wp, &row, &col, &lnum))
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230 {
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231 /* Not past end of the file. */
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232 lbuf = ml_get_buf(wp->w_buffer, lnum, FALSE);
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233 if (col <= win_linetabsize(wp, lbuf, (colnr_T)MAXCOL))
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234 {
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235 /* Not past end of line. */
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236 # ifdef FEAT_NETBEANS_INTG
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237 if (usingNetbeans)
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238 {
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239 /* For Netbeans we get the relevant part of the line
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240 * instead of the whole line. */
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241 int len;
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242 pos_T *spos = NULL, *epos = NULL;
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243
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244 if (VIsual_active)
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245 {
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246 if (lt(VIsual, curwin->w_cursor))
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247 {
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248 spos = &VIsual;
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249 epos = &curwin->w_cursor;
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250 }
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251 else
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252 {
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253 spos = &curwin->w_cursor;
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254 epos = &VIsual;
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255 }
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256 }
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257
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258 col = vcol2col(wp, lnum, col) - 1;
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259
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260 if (VIsual_active
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261 && wp->w_buffer == curwin->w_buffer
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262 && (lnum == spos->lnum
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263 ? col >= (int)spos->col
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264 : lnum > spos->lnum)
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265 && (lnum == epos->lnum
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266 ? col <= (int)epos->col
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267 : lnum < epos->lnum))
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268 {
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269 /* Visual mode and pointing to the line with the
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270 * Visual selection: return selected text, with a
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271 * maximum of one line. */
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272 if (spos->lnum != epos->lnum || spos->col == epos->col)
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273 return FAIL;
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274
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275 lbuf = ml_get_buf(curwin->w_buffer, VIsual.lnum, FALSE);
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276 lbuf = vim_strnsave(lbuf + spos->col,
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277 epos->col - spos->col + (*p_sel != 'e'));
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278 lnum = spos->lnum;
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279 col = spos->col;
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280 }
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281 else
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282 {
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283 /* Find the word under the cursor. */
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284 ++emsg_off;
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285 len = find_ident_at_pos(wp, lnum, (colnr_T)col, &lbuf,
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286 FIND_IDENT + FIND_STRING + FIND_EVAL);
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287 --emsg_off;
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288 if (len == 0)
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289 return FAIL;
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290 lbuf = vim_strnsave(lbuf, len);
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291 }
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292 }
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293 # endif
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294 *filename = wp->w_buffer->b_ffname;
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295 *line = (int)lnum;
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296 *text = lbuf;
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297 *idx = col;
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298 beval->ts = wp->w_buffer->b_p_ts;
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299 return OK;
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300 }
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301 }
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302 }
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303
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304 return FAIL;
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305 }
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306
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307 # if !defined(FEAT_GUI_W32) || defined(PROTO)
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308
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309 /*
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310 * Show a balloon with "mesg".
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311 */
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312 void
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313 gui_mch_post_balloon(beval, mesg)
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314 BalloonEval *beval;
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315 char_u *mesg;
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316 {
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317 beval->msg = mesg;
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318 if (mesg != NULL)
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319 drawBalloon(beval);
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320 else
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321 undrawBalloon(beval);
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322 }
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323 # endif /* FEAT_GUI_W32 */
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324 #endif /* FEAT_SUN_WORKSHOP || FEAT_NETBEANS_INTG || PROTO */
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325
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326 #if !defined(FEAT_GUI_W32) || defined(PROTO)
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327 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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328 /*
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329 * Hide the given balloon.
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330 */
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331 void
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332 gui_mch_unpost_balloon(beval)
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333 BalloonEval *beval;
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334 {
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335 undrawBalloon(beval);
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336 }
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337 #endif
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338
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339 #ifdef FEAT_GUI_GTK
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340 /*
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341 * We can unconditionally use ANSI-style prototypes here since
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342 * GTK+ requires an ANSI C compiler anyway.
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343 */
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344 static void
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345 addEventHandler(GtkWidget *target, BalloonEval *beval)
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346 {
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347 /*
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348 * Connect to the generic "event" signal instead of the individual
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349 * signals for each event type, because the former is emitted earlier.
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350 * This allows us to catch events independently of the signal handlers
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351 * in gui_gtk_x11.c.
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352 */
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353 /* Should use GTK_OBJECT() here, but that causes a lint warning... */
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354 gtk_signal_connect((GtkObject*)(target), "event",
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355 GTK_SIGNAL_FUNC(target_event_cb),
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356 beval);
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357 /*
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358 * Nasty: Key press events go to the main window thus the drawing area
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359 * will never see them. This means we have to connect to the main window
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360 * as well in order to catch those events.
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361 */
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362 if (gtk_socket_id == 0 && gui.mainwin != NULL
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363 && gtk_widget_is_ancestor(target, gui.mainwin))
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364 {
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365 gtk_signal_connect((GtkObject*)(gui.mainwin), "event",
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366 GTK_SIGNAL_FUNC(mainwin_event_cb),
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367 beval);
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368 }
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369 }
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370
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371 static void
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372 removeEventHandler(BalloonEval *beval)
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373 {
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374 gtk_signal_disconnect_by_func((GtkObject*)(beval->target),
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375 GTK_SIGNAL_FUNC(target_event_cb),
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376 beval);
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377
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378 if (gtk_socket_id == 0 && gui.mainwin != NULL
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379 && gtk_widget_is_ancestor(beval->target, gui.mainwin))
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380 {
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381 gtk_signal_disconnect_by_func((GtkObject*)(gui.mainwin),
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382 GTK_SIGNAL_FUNC(mainwin_event_cb),
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383 beval);
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384 }
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385 }
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386
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387 static gint
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388 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
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389 {
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390 BalloonEval *beval = (BalloonEval *)data;
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391
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392 switch (event->type)
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393 {
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394 case GDK_ENTER_NOTIFY:
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395 pointer_event(beval, (int)event->crossing.x,
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396 (int)event->crossing.y,
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397 event->crossing.state);
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398 break;
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399 case GDK_MOTION_NOTIFY:
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400 if (event->motion.is_hint)
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401 {
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402 int x;
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403 int y;
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404 GdkModifierType state;
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405 /*
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406 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain
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407 * the coordinates from the GdkEventMotion struct directly.
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408 */
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|
|
409 gdk_window_get_pointer(widget->window, &x, &y, &state);
|
|
|
410 pointer_event(beval, x, y, (unsigned int)state);
|
|
|
411 }
|
|
|
412 else
|
|
|
413 {
|
|
|
414 pointer_event(beval, (int)event->motion.x,
|
|
|
415 (int)event->motion.y,
|
|
|
416 event->motion.state);
|
|
|
417 }
|
|
|
418 break;
|
|
|
419 case GDK_LEAVE_NOTIFY:
|
|
|
420 /*
|
|
|
421 * Ignore LeaveNotify events that are not "normal".
|
|
|
422 * Apparently we also get it when somebody else grabs focus.
|
|
|
423 */
|
|
|
424 if (event->crossing.mode == GDK_CROSSING_NORMAL)
|
|
|
425 cancelBalloon(beval);
|
|
|
426 break;
|
|
|
427 case GDK_BUTTON_PRESS:
|
|
|
428 # ifdef HAVE_GTK2
|
|
|
429 case GDK_SCROLL:
|
|
|
430 # endif
|
|
|
431 cancelBalloon(beval);
|
|
|
432 break;
|
|
|
433 case GDK_KEY_PRESS:
|
|
|
434 key_event(beval, event->key.keyval, TRUE);
|
|
|
435 break;
|
|
|
436 case GDK_KEY_RELEASE:
|
|
|
437 key_event(beval, event->key.keyval, FALSE);
|
|
|
438 break;
|
|
|
439 default:
|
|
|
440 break;
|
|
|
441 }
|
|
|
442
|
|
|
443 return FALSE; /* continue emission */
|
|
|
444 }
|
|
|
445
|
|
|
446 /*ARGSUSED*/
|
|
|
447 static gint
|
|
|
448 mainwin_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
|
|
|
449 {
|
|
|
450 BalloonEval *beval = (BalloonEval *)data;
|
|
|
451
|
|
|
452 switch (event->type)
|
|
|
453 {
|
|
|
454 case GDK_KEY_PRESS:
|
|
|
455 key_event(beval, event->key.keyval, TRUE);
|
|
|
456 break;
|
|
|
457 case GDK_KEY_RELEASE:
|
|
|
458 key_event(beval, event->key.keyval, FALSE);
|
|
|
459 break;
|
|
|
460 default:
|
|
|
461 break;
|
|
|
462 }
|
|
|
463
|
|
|
464 return FALSE; /* continue emission */
|
|
|
465 }
|
|
|
466
|
|
|
467 static void
|
|
|
468 pointer_event(BalloonEval *beval, int x, int y, unsigned state)
|
|
|
469 {
|
|
|
470 int distance;
|
|
|
471
|
|
|
472 distance = ABS(x - beval->x) + ABS(y - beval->y);
|
|
|
473
|
|
|
474 if (distance > 4)
|
|
|
475 {
|
|
|
476 /*
|
|
|
477 * Moved out of the balloon location: cancel it.
|
|
|
478 * Remember button state
|
|
|
479 */
|
|
|
480 beval->state = state;
|
|
|
481 cancelBalloon(beval);
|
|
|
482
|
|
|
483 /* Mouse buttons are pressed - no balloon now */
|
|
|
484 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK
|
|
|
485 | (int)GDK_BUTTON3_MASK)))
|
|
|
486 {
|
|
|
487 beval->x = x;
|
|
|
488 beval->y = y;
|
|
|
489
|
|
|
490 if (state & (int)GDK_MOD1_MASK)
|
|
|
491 {
|
|
|
492 /*
|
|
|
493 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
494 * where there is no time delay
|
|
|
495 */
|
|
|
496 if (beval->msgCB != NULL)
|
|
|
497 {
|
|
|
498 beval->showState = ShS_PENDING;
|
|
|
499 (*beval->msgCB)(beval, state);
|
|
|
500 }
|
|
|
501 }
|
|
|
502 else
|
|
|
503 {
|
|
|
504 beval->timerID = gtk_timeout_add((guint32)p_bdlay,
|
|
|
505 &timeout_cb, beval);
|
|
|
506 }
|
|
|
507 }
|
|
|
508 }
|
|
|
509 }
|
|
|
510
|
|
|
511 static void
|
|
|
512 key_event(BalloonEval *beval, unsigned keyval, int is_keypress)
|
|
|
513 {
|
|
|
514 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
515 {
|
|
|
516 switch (keyval)
|
|
|
517 {
|
|
|
518 case GDK_Shift_L:
|
|
|
519 case GDK_Shift_R:
|
|
|
520 beval->showState = ShS_UPDATE_PENDING;
|
|
|
521 (*beval->msgCB)(beval, (is_keypress)
|
|
|
522 ? (int)GDK_SHIFT_MASK : 0);
|
|
|
523 break;
|
|
|
524 case GDK_Control_L:
|
|
|
525 case GDK_Control_R:
|
|
|
526 beval->showState = ShS_UPDATE_PENDING;
|
|
|
527 (*beval->msgCB)(beval, (is_keypress)
|
|
|
528 ? (int)GDK_CONTROL_MASK : 0);
|
|
|
529 break;
|
|
|
530 default:
|
|
|
531 cancelBalloon(beval);
|
|
|
532 break;
|
|
|
533 }
|
|
|
534 }
|
|
|
535 else
|
|
|
536 cancelBalloon(beval);
|
|
|
537 }
|
|
|
538
|
|
|
539 static gint
|
|
|
540 timeout_cb(gpointer data)
|
|
|
541 {
|
|
|
542 BalloonEval *beval = (BalloonEval *)data;
|
|
|
543
|
|
|
544 beval->timerID = 0;
|
|
|
545 /*
|
|
|
546 * If the timer event happens then the mouse has stopped long enough for
|
|
|
547 * a request to be started. The request will only send to the debugger if
|
|
|
548 * there the mouse is pointing at real data.
|
|
|
549 */
|
|
|
550 requestBalloon(beval);
|
|
|
551
|
|
|
552 return FALSE; /* don't call me again */
|
|
|
553 }
|
|
|
554
|
|
|
555 /*ARGSUSED2*/
|
|
|
556 static gint
|
|
|
557 balloon_expose_event_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
|
|
|
558 {
|
|
|
559 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
560 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
561 &event->area, widget, "tooltip",
|
|
|
562 0, 0, -1, -1);
|
|
|
563
|
|
|
564 return FALSE; /* continue emission */
|
|
|
565 }
|
|
|
566
|
|
|
567 # ifndef HAVE_GTK2
|
|
|
568 /*ARGSUSED2*/
|
|
|
569 static void
|
|
|
570 balloon_draw_cb(GtkWidget *widget, GdkRectangle *area, gpointer data)
|
|
|
571 {
|
|
|
572 GtkWidget *child;
|
|
|
573 GdkRectangle child_area;
|
|
|
574
|
|
|
575 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
576 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
577 area, widget, "tooltip",
|
|
|
578 0, 0, -1, -1);
|
|
|
579
|
|
|
580 child = GTK_BIN(widget)->child;
|
|
|
581
|
|
|
582 if (gtk_widget_intersect(child, area, &child_area))
|
|
|
583 gtk_widget_draw(child, &child_area);
|
|
|
584 }
|
|
|
585 # endif
|
|
|
586
|
|
|
587 #else /* !FEAT_GUI_GTK */
|
|
|
588
|
|
|
589 static void
|
|
|
590 addEventHandler(target, beval)
|
|
|
591 Widget target;
|
|
|
592 BalloonEval *beval;
|
|
|
593 {
|
|
|
594 XtAddEventHandler(target,
|
|
|
595 PointerMotionMask | EnterWindowMask |
|
|
|
596 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
597 KeyReleaseMask,
|
|
|
598 False,
|
|
|
599 pointerEventEH, (XtPointer)beval);
|
|
|
600 }
|
|
|
601
|
|
|
602 static void
|
|
|
603 removeEventHandler(beval)
|
|
|
604 BalloonEval *beval;
|
|
|
605 {
|
|
|
606 XtRemoveEventHandler(beval->target,
|
|
|
607 PointerMotionMask | EnterWindowMask |
|
|
|
608 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
609 KeyReleaseMask,
|
|
|
610 False,
|
|
|
611 pointerEventEH, (XtPointer)beval);
|
|
|
612 }
|
|
|
613
|
|
|
614
|
|
|
615 /*
|
|
|
616 * The X event handler. All it does is call the real event handler.
|
|
|
617 */
|
|
|
618 /*ARGSUSED*/
|
|
|
619 static void
|
|
|
620 pointerEventEH(w, client_data, event, unused)
|
|
|
621 Widget w;
|
|
|
622 XtPointer client_data;
|
|
|
623 XEvent *event;
|
|
|
624 Boolean *unused;
|
|
|
625 {
|
|
|
626 BalloonEval *beval = (BalloonEval *)client_data;
|
|
|
627 pointerEvent(beval, event);
|
|
|
628 }
|
|
|
629
|
|
|
630
|
|
|
631 /*
|
|
|
632 * The real event handler. Called by pointerEventEH() whenever an event we are
|
|
|
633 * interested in ocurrs.
|
|
|
634 */
|
|
|
635
|
|
|
636 static void
|
|
|
637 pointerEvent(beval, event)
|
|
|
638 BalloonEval *beval;
|
|
|
639 XEvent *event;
|
|
|
640 {
|
|
|
641 Position distance; /* a measure of how much the ponter moved */
|
|
|
642 Position delta; /* used to compute distance */
|
|
|
643
|
|
|
644 switch (event->type)
|
|
|
645 {
|
|
|
646 case EnterNotify:
|
|
|
647 case MotionNotify:
|
|
|
648 delta = event->xmotion.x - beval->x;
|
|
|
649 if (delta < 0)
|
|
|
650 delta = -delta;
|
|
|
651 distance = delta;
|
|
|
652 delta = event->xmotion.y - beval->y;
|
|
|
653 if (delta < 0)
|
|
|
654 delta = -delta;
|
|
|
655 distance += delta;
|
|
|
656 if (distance > 4)
|
|
|
657 {
|
|
|
658 /*
|
|
|
659 * Moved out of the balloon location: cancel it.
|
|
|
660 * Remember button state
|
|
|
661 */
|
|
|
662 beval->state = event->xmotion.state;
|
|
|
663 if (beval->state & (Button1Mask|Button2Mask|Button3Mask))
|
|
|
664 {
|
|
|
665 /* Mouse buttons are pressed - no balloon now */
|
|
|
666 cancelBalloon(beval);
|
|
|
667 }
|
|
|
668 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask))
|
|
|
669 {
|
|
|
670 /*
|
|
|
671 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
672 * where there is no time delay
|
|
|
673 */
|
|
|
674 beval->x = event->xmotion.x;
|
|
|
675 beval->y = event->xmotion.y;
|
|
|
676 beval->x_root = event->xmotion.x_root;
|
|
|
677 beval->y_root = event->xmotion.y_root;
|
|
|
678 cancelBalloon(beval);
|
|
|
679 if (beval->msgCB != NULL)
|
|
|
680 {
|
|
|
681 beval->showState = ShS_PENDING;
|
|
|
682 (*beval->msgCB)(beval, beval->state);
|
|
|
683 }
|
|
|
684 }
|
|
|
685 else
|
|
|
686 {
|
|
|
687 beval->x = event->xmotion.x;
|
|
|
688 beval->y = event->xmotion.y;
|
|
|
689 beval->x_root = event->xmotion.x_root;
|
|
|
690 beval->y_root = event->xmotion.y_root;
|
|
|
691 cancelBalloon(beval);
|
|
|
692 beval->timerID = XtAppAddTimeOut( beval->appContext,
|
|
|
693 (long_u)p_bdlay, timerRoutine, beval);
|
|
|
694 }
|
|
|
695 }
|
|
|
696 break;
|
|
|
697
|
|
|
698 /*
|
|
|
699 * Motif and Athena version: Keystrokes will be caught by the
|
|
|
700 * "textArea" widget, and handled in gui_x11_key_hit_cb().
|
|
|
701 */
|
|
|
702 case KeyPress:
|
|
|
703 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
704 {
|
|
|
705 Modifiers modifier;
|
|
|
706 KeySym keysym;
|
|
|
707
|
|
|
708 XtTranslateKeycode(gui.dpy,
|
|
|
709 event->xkey.keycode, event->xkey.state,
|
|
|
710 &modifier, &keysym);
|
|
|
711 if (keysym == XK_Shift_L || keysym == XK_Shift_R)
|
|
|
712 {
|
|
|
713 beval->showState = ShS_UPDATE_PENDING;
|
|
|
714 (*beval->msgCB)(beval, ShiftMask);
|
|
|
715 }
|
|
|
716 else if (keysym == XK_Control_L || keysym == XK_Control_R)
|
|
|
717 {
|
|
|
718 beval->showState = ShS_UPDATE_PENDING;
|
|
|
719 (*beval->msgCB)(beval, ControlMask);
|
|
|
720 }
|
|
|
721 else
|
|
|
722 cancelBalloon(beval);
|
|
|
723 }
|
|
|
724 else
|
|
|
725 cancelBalloon(beval);
|
|
|
726 break;
|
|
|
727
|
|
|
728 case KeyRelease:
|
|
|
729 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
730 {
|
|
|
731 Modifiers modifier;
|
|
|
732 KeySym keysym;
|
|
|
733
|
|
|
734 XtTranslateKeycode(gui.dpy, event->xkey.keycode,
|
|
|
735 event->xkey.state, &modifier, &keysym);
|
|
|
736 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) {
|
|
|
737 beval->showState = ShS_UPDATE_PENDING;
|
|
|
738 (*beval->msgCB)(beval, 0);
|
|
|
739 }
|
|
|
740 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R))
|
|
|
741 {
|
|
|
742 beval->showState = ShS_UPDATE_PENDING;
|
|
|
743 (*beval->msgCB)(beval, 0);
|
|
|
744 }
|
|
|
745 else
|
|
|
746 cancelBalloon(beval);
|
|
|
747 }
|
|
|
748 else
|
|
|
749 cancelBalloon(beval);
|
|
|
750 break;
|
|
|
751
|
|
|
752 case LeaveNotify:
|
|
|
753 /* Ignore LeaveNotify events that are not "normal".
|
|
|
754 * Apparently we also get it when somebody else grabs focus.
|
|
|
755 * Happens for me every two seconds (some clipboard tool?) */
|
|
|
756 if (event->xcrossing.mode == NotifyNormal)
|
|
|
757 cancelBalloon(beval);
|
|
|
758 break;
|
|
|
759
|
|
|
760 case ButtonPress:
|
|
|
761 cancelBalloon(beval);
|
|
|
762 break;
|
|
|
763
|
|
|
764 default:
|
|
|
765 break;
|
|
|
766 }
|
|
|
767 }
|
|
|
768
|
|
|
769 /*ARGSUSED*/
|
|
|
770 static void
|
|
|
771 timerRoutine(dx, id)
|
|
|
772 XtPointer dx;
|
|
|
773 XtIntervalId *id;
|
|
|
774 {
|
|
|
775 BalloonEval *beval = (BalloonEval *)dx;
|
|
|
776
|
|
|
777 beval->timerID = (XtIntervalId)NULL;
|
|
|
778
|
|
|
779 /*
|
|
|
780 * If the timer event happens then the mouse has stopped long enough for
|
|
|
781 * a request to be started. The request will only send to the debugger if
|
|
|
782 * there the mouse is pointing at real data.
|
|
|
783 */
|
|
|
784 requestBalloon(beval);
|
|
|
785 }
|
|
|
786
|
|
|
787 #endif /* !FEAT_GUI_GTK */
|
|
|
788
|
|
|
789 static void
|
|
|
790 requestBalloon(beval)
|
|
|
791 BalloonEval *beval;
|
|
|
792 {
|
|
|
793 if (beval->showState != ShS_PENDING)
|
|
|
794 {
|
|
|
795 /* Determine the beval to display */
|
|
|
796 if (beval->msgCB != NULL)
|
|
|
797 {
|
|
|
798 beval->showState = ShS_PENDING;
|
|
|
799 (*beval->msgCB)(beval, beval->state);
|
|
|
800 }
|
|
|
801 else if (beval->msg != NULL)
|
|
|
802 drawBalloon(beval);
|
|
|
803 }
|
|
|
804 }
|
|
|
805
|
|
|
806 #ifdef FEAT_GUI_GTK
|
|
|
807
|
|
|
808 # ifdef HAVE_GTK2
|
|
|
809 /*
|
|
|
810 * Convert the string to UTF-8 if 'encoding' is not "utf-8".
|
|
|
811 * Replace any non-printable characters and invalid bytes sequences with
|
|
|
812 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them.
|
|
|
813 * TAB and NL are passed through unscathed.
|
|
|
814 */
|
|
|
815 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \
|
|
|
816 || (c) == DEL)
|
|
|
817 static void
|
|
|
818 set_printable_label_text(GtkLabel *label, char_u *msg)
|
|
|
819 {
|
|
|
820 char_u *convbuf = NULL;
|
|
|
821 char_u *buf;
|
|
|
822 char_u *p;
|
|
|
823 char_u *pdest;
|
|
|
824 unsigned int len;
|
|
|
825 int charlen;
|
|
|
826 int uc;
|
|
|
827 PangoAttrList *attr_list;
|
|
|
828
|
|
|
829 /* Convert to UTF-8 if it isn't already */
|
|
|
830 if (output_conv.vc_type != CONV_NONE)
|
|
|
831 {
|
|
|
832 convbuf = string_convert(&output_conv, msg, NULL);
|
|
|
833 if (convbuf != NULL)
|
|
|
834 msg = convbuf;
|
|
|
835 }
|
|
|
836
|
|
|
837 /* First let's see how much we need to allocate */
|
|
|
838 len = 0;
|
|
|
839 for (p = msg; *p != NUL; p += charlen)
|
|
|
840 {
|
|
|
841 if ((*p & 0x80) == 0) /* be quick for ASCII */
|
|
|
842 {
|
|
|
843 charlen = 1;
|
|
|
844 len += IS_NONPRINTABLE(*p) ? 2 : 1; /* nonprintable: ^X */
|
|
|
845 }
|
|
|
846 else
|
|
|
847 {
|
|
|
848 charlen = utf_ptr2len_check(p);
|
|
|
849 uc = utf_ptr2char(p);
|
|
|
850
|
|
|
851 if (charlen != utf_char2len(uc))
|
|
|
852 charlen = 1; /* reject overlong sequences */
|
|
|
853
|
|
|
854 if (charlen == 1 || uc < 0xa0) /* illegal byte or */
|
|
|
855 len += 4; /* control char: <xx> */
|
|
|
856 else if (!utf_printable(uc))
|
|
|
857 /* Note: we assume here that utf_printable() doesn't
|
|
|
858 * care about characters outside the BMP. */
|
|
|
859 len += 6; /* nonprintable: <xxxx> */
|
|
|
860 else
|
|
|
861 len += charlen;
|
|
|
862 }
|
|
|
863 }
|
|
|
864
|
|
|
865 attr_list = pango_attr_list_new();
|
|
|
866 buf = alloc(len + 1);
|
|
|
867
|
|
|
868 /* Now go for the real work */
|
|
|
869 if (buf != NULL)
|
|
|
870 {
|
|
|
871 attrentry_T *aep;
|
|
|
872 PangoAttribute *attr;
|
|
|
873 guicolor_T pixel;
|
|
|
874 GdkColor color = { 0, 0, 0, 0 };
|
|
|
875
|
|
|
876 /* Look up the RGB values of the SpecialKey foreground color. */
|
|
|
877 aep = syn_gui_attr2entry(hl_attr(HLF_8));
|
|
|
878 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR;
|
|
|
879 if (pixel != INVALCOLOR)
|
|
|
880 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea),
|
|
|
881 (unsigned long)pixel, &color);
|
|
|
882
|
|
|
883 pdest = buf;
|
|
|
884 p = msg;
|
|
|
885 while (*p != NUL)
|
|
|
886 {
|
|
|
887 /* Be quick for ASCII */
|
|
|
888 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p))
|
|
|
889 {
|
|
|
890 *pdest++ = *p++;
|
|
|
891 }
|
|
|
892 else
|
|
|
893 {
|
|
|
894 charlen = utf_ptr2len_check(p);
|
|
|
895 uc = utf_ptr2char(p);
|
|
|
896
|
|
|
897 if (charlen != utf_char2len(uc))
|
|
|
898 charlen = 1; /* reject overlong sequences */
|
|
|
899
|
|
|
900 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc))
|
|
|
901 {
|
|
|
902 int outlen;
|
|
|
903
|
|
|
904 /* Careful: we can't just use transchar_byte() here,
|
|
|
905 * since 'encoding' is not necessarily set to "utf-8". */
|
|
|
906 if (*p & 0x80 && charlen == 1)
|
|
|
907 {
|
|
|
908 transchar_hex(pdest, *p); /* <xx> */
|
|
|
909 outlen = 4;
|
|
|
910 }
|
|
|
911 else if (uc >= 0x80)
|
|
|
912 {
|
|
|
913 /* Note: we assume here that utf_printable() doesn't
|
|
|
914 * care about characters outside the BMP. */
|
|
|
915 transchar_hex(pdest, uc); /* <xx> or <xxxx> */
|
|
|
916 outlen = (uc < 0x100) ? 4 : 6;
|
|
|
917 }
|
|
|
918 else
|
|
|
919 {
|
|
|
920 transchar_nonprint(pdest, *p); /* ^X */
|
|
|
921 outlen = 2;
|
|
|
922 }
|
|
|
923 if (pixel != INVALCOLOR)
|
|
|
924 {
|
|
|
925 attr = pango_attr_foreground_new(
|
|
|
926 color.red, color.green, color.blue);
|
|
|
927 attr->start_index = pdest - buf;
|
|
|
928 attr->end_index = pdest - buf + outlen;
|
|
|
929 pango_attr_list_insert(attr_list, attr);
|
|
|
930 }
|
|
|
931 pdest += outlen;
|
|
|
932 p += charlen;
|
|
|
933 }
|
|
|
934 else
|
|
|
935 {
|
|
|
936 do
|
|
|
937 *pdest++ = *p++;
|
|
|
938 while (--charlen != 0);
|
|
|
939 }
|
|
|
940 }
|
|
|
941 }
|
|
|
942 *pdest = NUL;
|
|
|
943 }
|
|
|
944
|
|
|
945 vim_free(convbuf);
|
|
|
946
|
|
|
947 gtk_label_set_text(label, (const char *)buf);
|
|
|
948 vim_free(buf);
|
|
|
949
|
|
|
950 gtk_label_set_attributes(label, attr_list);
|
|
|
951 pango_attr_list_unref(attr_list);
|
|
|
952 }
|
|
|
953 # undef IS_NONPRINTABLE
|
|
|
954 # endif /* HAVE_GTK2 */
|
|
|
955
|
|
|
956 /*
|
|
|
957 * Draw a balloon.
|
|
|
958 */
|
|
|
959 static void
|
|
|
960 drawBalloon(BalloonEval *beval)
|
|
|
961 {
|
|
|
962 if (beval->msg != NULL)
|
|
|
963 {
|
|
|
964 GtkRequisition requisition;
|
|
|
965 int screen_w;
|
|
|
966 int screen_h;
|
|
|
967 int x;
|
|
|
968 int y;
|
|
|
969 int x_offset = EVAL_OFFSET_X;
|
|
|
970 int y_offset = EVAL_OFFSET_Y;
|
|
|
971 # ifdef HAVE_GTK2
|
|
|
972 PangoLayout *layout;
|
|
|
973 # endif
|
|
|
974 # ifdef HAVE_GTK_MULTIHEAD
|
|
|
975 GdkScreen *screen;
|
|
|
976
|
|
|
977 screen = gtk_widget_get_screen(beval->target);
|
|
|
978 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen);
|
|
|
979 screen_w = gdk_screen_get_width(screen);
|
|
|
980 screen_h = gdk_screen_get_height(screen);
|
|
|
981 # else
|
|
|
982 screen_w = gdk_screen_width();
|
|
|
983 screen_h = gdk_screen_height();
|
|
|
984 # endif
|
|
|
985 gtk_widget_ensure_style(beval->balloonShell);
|
|
|
986 gtk_widget_ensure_style(beval->balloonLabel);
|
|
|
987
|
|
|
988 # ifdef HAVE_GTK2
|
|
|
989 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg);
|
|
|
990 /*
|
|
|
991 * Dirty trick: Enable wrapping mode on the label's layout behind its
|
|
|
992 * back. This way GtkLabel won't try to constrain the wrap width to a
|
|
|
993 * builtin maximum value of about 65 Latin characters.
|
|
|
994 */
|
|
|
995 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel));
|
|
|
996 # ifdef PANGO_WRAP_WORD_CHAR
|
|
|
997 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
|
|
|
998 # else
|
|
|
999 pango_layout_set_wrap(layout, PANGO_WRAP_WORD);
|
|
|
1000 # endif
|
|
|
1001 pango_layout_set_width(layout,
|
|
|
1002 /* try to come up with some reasonable width */
|
|
|
1003 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width,
|
|
|
1004 screen_w / 2,
|
|
|
1005 MAX(20, screen_w - 20)));
|
|
|
1006
|
|
|
1007 /* Calculate the balloon's width and height. */
|
|
|
1008 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1009 # else
|
|
|
1010 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1011 gtk_label_set_text(GTK_LABEL(beval->balloonLabel),
|
|
|
1012 (const char *)beval->msg);
|
|
|
1013
|
|
|
1014 /* Calculate the balloon's width and height. */
|
|
|
1015 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1016 /*
|
|
|
1017 * Unfortunately, the dirty trick used above to get around the builtin
|
|
|
1018 * maximum wrap width of GtkLabel doesn't work with GTK+ 1. Thus if
|
|
|
1019 * and only if it's absolutely necessary to avoid drawing off-screen,
|
|
|
1020 * do enable wrapping now and recalculate the size request.
|
|
|
1021 */
|
|
|
1022 if (requisition.width > screen_w)
|
|
|
1023 {
|
|
|
1024 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), TRUE);
|
|
|
1025 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1026 }
|
|
|
1027 # endif
|
|
|
1028
|
|
|
1029 /* Compute position of the balloon area */
|
|
|
1030 gdk_window_get_origin(beval->target->window, &x, &y);
|
|
|
1031 x += beval->x;
|
|
|
1032 y += beval->y;
|
|
|
1033
|
|
|
1034 /* Get out of the way of the mouse pointer */
|
|
|
1035 if (x + x_offset + requisition.width > screen_w)
|
|
|
1036 y_offset += 15;
|
|
|
1037 if (y + y_offset + requisition.height > screen_h)
|
|
|
1038 y_offset = -requisition.height - EVAL_OFFSET_Y;
|
|
|
1039
|
|
|
1040 /* Sanitize values */
|
|
|
1041 x = CLAMP(x + x_offset, 0, MAX(0, screen_w - requisition.width));
|
|
|
1042 y = CLAMP(y + y_offset, 0, MAX(0, screen_h - requisition.height));
|
|
|
1043
|
|
|
1044 /* Show the balloon */
|
|
|
1045 gtk_widget_set_uposition(beval->balloonShell, x, y);
|
|
|
1046 gtk_widget_show(beval->balloonShell);
|
|
|
1047
|
|
|
1048 beval->showState = ShS_SHOWING;
|
|
|
1049 }
|
|
|
1050 }
|
|
|
1051
|
|
|
1052 /*
|
|
|
1053 * Undraw a balloon.
|
|
|
1054 */
|
|
|
1055 static void
|
|
|
1056 undrawBalloon(BalloonEval *beval)
|
|
|
1057 {
|
|
|
1058 if (beval->balloonShell != NULL)
|
|
|
1059 gtk_widget_hide(beval->balloonShell);
|
|
|
1060 beval->showState = ShS_NEUTRAL;
|
|
|
1061 }
|
|
|
1062
|
|
|
1063 static void
|
|
|
1064 cancelBalloon(BalloonEval *beval)
|
|
|
1065 {
|
|
|
1066 if (beval->showState == ShS_SHOWING
|
|
|
1067 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1068 undrawBalloon(beval);
|
|
|
1069
|
|
|
1070 if (beval->timerID != 0)
|
|
|
1071 {
|
|
|
1072 gtk_timeout_remove(beval->timerID);
|
|
|
1073 beval->timerID = 0;
|
|
|
1074 }
|
|
|
1075 beval->showState = ShS_NEUTRAL;
|
|
|
1076 }
|
|
|
1077
|
|
|
1078 static void
|
|
|
1079 createBalloonEvalWindow(BalloonEval *beval)
|
|
|
1080 {
|
|
|
1081 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP);
|
|
|
1082
|
|
|
1083 gtk_widget_set_app_paintable(beval->balloonShell, TRUE);
|
|
|
1084 gtk_window_set_policy(GTK_WINDOW(beval->balloonShell), FALSE, FALSE, TRUE);
|
|
|
1085 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips");
|
|
|
1086 gtk_container_border_width(GTK_CONTAINER(beval->balloonShell), 4);
|
|
|
1087
|
|
|
1088 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event",
|
|
|
1089 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL);
|
|
|
1090 # ifndef HAVE_GTK2
|
|
|
1091 gtk_signal_connect((GtkObject*)(beval->balloonShell), "draw",
|
|
|
1092 GTK_SIGNAL_FUNC(balloon_draw_cb), NULL);
|
|
|
1093 # endif
|
|
|
1094 beval->balloonLabel = gtk_label_new(NULL);
|
|
|
1095
|
|
|
1096 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1097 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT);
|
|
|
1098 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f);
|
|
|
1099 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label");
|
|
|
1100 gtk_widget_show(beval->balloonLabel);
|
|
|
1101
|
|
|
1102 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel);
|
|
|
1103 }
|
|
|
1104
|
|
|
1105 #else /* !FEAT_GUI_GTK */
|
|
|
1106
|
|
|
1107 /*
|
|
|
1108 * Draw a balloon.
|
|
|
1109 */
|
|
|
1110 static void
|
|
|
1111 drawBalloon(beval)
|
|
|
1112 BalloonEval *beval;
|
|
|
1113 {
|
|
|
1114 Dimension w;
|
|
|
1115 Dimension h;
|
|
|
1116 Position tx;
|
|
|
1117 Position ty;
|
|
|
1118
|
|
|
1119 if (beval->msg != NULL)
|
|
|
1120 {
|
|
|
1121 /* Show the Balloon */
|
|
|
1122
|
|
|
1123 /* Calculate the label's width and height */
|
|
|
1124 #ifdef FEAT_GUI_MOTIF
|
|
|
1125 XmString s;
|
|
|
1126
|
|
|
1127 /* For the callback function we parse NL characters to create a
|
|
|
1128 * multi-line label. This doesn't work for all languages, but
|
|
|
1129 * XmStringCreateLocalized() doesn't do multi-line labels... */
|
|
|
1130 if (beval->msgCB != NULL)
|
|
|
1131 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG);
|
|
|
1132 else
|
|
|
1133 s = XmStringCreateLocalized((char *)beval->msg);
|
|
|
1134 {
|
|
|
1135 XmFontList fl;
|
|
|
1136
|
|
|
1137 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
|
|
|
1138 if (fl != NULL)
|
|
|
1139 {
|
|
|
1140 XmStringExtent(fl, s, &w, &h);
|
|
|
1141 XmFontListFree(fl);
|
|
|
1142 }
|
|
|
1143 }
|
|
|
1144 w += gui.border_offset << 1;
|
|
|
1145 h += gui.border_offset << 1;
|
|
|
1146 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL);
|
|
|
1147 XmStringFree(s);
|
|
|
1148 #else /* Athena */
|
|
|
1149 /* Assume XtNinternational == True */
|
|
|
1150 XFontSet fset;
|
|
|
1151 XFontSetExtents *ext;
|
|
|
1152
|
|
|
1153 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL);
|
|
|
1154 ext = XExtentsOfFontSet(fset);
|
|
|
1155 h = ext->max_ink_extent.height;
|
|
|
1156 w = XmbTextEscapement(fset,
|
|
|
1157 (char *)beval->msg,
|
|
|
1158 (int)STRLEN(beval->msg));
|
|
|
1159 w += gui.border_offset << 1;
|
|
|
1160 h += gui.border_offset << 1;
|
|
|
1161 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL);
|
|
|
1162 #endif
|
|
|
1163
|
|
|
1164 /* Compute position of the balloon area */
|
|
|
1165 tx = beval->x_root + EVAL_OFFSET_X;
|
|
|
1166 ty = beval->y_root + EVAL_OFFSET_Y;
|
|
|
1167 if ((tx + w) > beval->screen_width)
|
|
|
1168 tx = beval->screen_width - w;
|
|
|
1169 if ((ty + h) > beval->screen_height)
|
|
|
1170 ty = beval->screen_height - h;
|
|
|
1171 #ifdef FEAT_GUI_MOTIF
|
|
|
1172 XtVaSetValues(beval->balloonShell,
|
|
|
1173 XmNx, tx,
|
|
|
1174 XmNy, ty,
|
|
|
1175 NULL);
|
|
|
1176 #else
|
|
|
1177 /* Athena */
|
|
|
1178 XtVaSetValues(beval->balloonShell,
|
|
|
1179 XtNx, tx,
|
|
|
1180 XtNy, ty,
|
|
|
1181 NULL);
|
|
|
1182 #endif
|
|
|
1183
|
|
|
1184 XtPopup(beval->balloonShell, XtGrabNone);
|
|
|
1185
|
|
|
1186 beval->showState = ShS_SHOWING;
|
|
|
1187
|
|
|
1188 current_beval = beval;
|
|
|
1189 }
|
|
|
1190 }
|
|
|
1191
|
|
|
1192 /*
|
|
|
1193 * Undraw a balloon.
|
|
|
1194 */
|
|
|
1195 static void
|
|
|
1196 undrawBalloon(beval)
|
|
|
1197 BalloonEval *beval;
|
|
|
1198 {
|
|
|
1199 if (beval->balloonShell != (Widget)0)
|
|
|
1200 XtPopdown(beval->balloonShell);
|
|
|
1201 beval->showState = ShS_NEUTRAL;
|
|
|
1202
|
|
|
1203 current_beval = NULL;
|
|
|
1204 }
|
|
|
1205
|
|
|
1206 static void
|
|
|
1207 cancelBalloon(beval)
|
|
|
1208 BalloonEval *beval;
|
|
|
1209 {
|
|
|
1210 if (beval->showState == ShS_SHOWING
|
|
|
1211 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1212 undrawBalloon(beval);
|
|
|
1213
|
|
|
1214 if (beval->timerID != (XtIntervalId)NULL)
|
|
|
1215 {
|
|
|
1216 XtRemoveTimeOut(beval->timerID);
|
|
|
1217 beval->timerID = (XtIntervalId)NULL;
|
|
|
1218 }
|
|
|
1219 beval->showState = ShS_NEUTRAL;
|
|
|
1220 }
|
|
|
1221
|
|
|
1222
|
|
|
1223 static void
|
|
|
1224 createBalloonEvalWindow(beval)
|
|
|
1225 BalloonEval *beval;
|
|
|
1226 {
|
|
|
1227 Arg args[12];
|
|
|
1228 int n;
|
|
|
1229
|
|
|
1230 n = 0;
|
|
|
1231 #ifdef FEAT_GUI_MOTIF
|
|
|
1232 XtSetArg(args[n], XmNallowShellResize, True); n++;
|
|
|
1233 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1234 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1235 #else
|
|
|
1236 /* Athena */
|
|
|
1237 XtSetArg(args[n], XtNallowShellResize, True); n++;
|
|
|
1238 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1239 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1240 #endif
|
|
|
1241
|
|
|
1242 n = 0;
|
|
|
1243 #ifdef FEAT_GUI_MOTIF
|
|
|
1244 {
|
|
|
1245 XmFontList fl;
|
|
|
1246
|
|
|
1247 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
|
|
|
1248 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1249 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1250 XtSetArg(args[n], XmNfontList, fl); n++;
|
|
|
1251 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++;
|
|
|
1252 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1253 xmLabelWidgetClass, beval->balloonShell, args, n);
|
|
|
1254 }
|
|
|
1255 #else /* FEAT_GUI_ATHENA */
|
|
|
1256 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1257 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1258 XtSetArg(args[n], XtNinternational, True); n++;
|
|
|
1259 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++;
|
|
|
1260 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1261 labelWidgetClass, beval->balloonShell, args, n);
|
|
|
1262 #endif
|
|
|
1263 }
|
|
|
1264
|
|
|
1265 #endif /* !FEAT_GUI_GTK */
|
|
|
1266 #endif /* !FEAT_GUI_W32 */
|
|
|
1267
|
|
|
1268 #endif /* FEAT_BEVAL */
|
