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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 void
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19 general_beval_cb(beval, state)
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20 BalloonEval *beval;
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1887
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21 int state UNUSED;
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192
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22 {
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23 win_T *wp;
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24 int col;
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634
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25 int use_sandbox;
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192
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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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791
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30 char_u *bexpr;
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31 buf_T *save_curbuf;
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640
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32 #ifdef FEAT_WINDOWS
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192
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33 win_T *cw;
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640
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34 #endif
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865
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35 static int recursive = FALSE;
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192
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36
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37 /* Don't do anything when 'ballooneval' is off, messages scrolled the
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38 * windows up or we have no beval area. */
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39 if (!p_beval || balloonEval == NULL || msg_scrolled > 0)
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40 return;
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41
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865
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42 /* Don't do this recursively. Happens when the expression evaluation
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43 * takes a long time and invokes something that checks for CTRL-C typed. */
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44 if (recursive)
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45 return;
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46 recursive = TRUE;
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47
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192
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48 #ifdef FEAT_EVAL
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791
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49 if (get_beval_info(balloonEval, TRUE, &wp, &lnum, &text, &col) == OK)
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192
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50 {
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791
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51 bexpr = (*wp->w_buffer->b_p_bexpr == NUL) ? p_bexpr
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52 : wp->w_buffer->b_p_bexpr;
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53 if (*bexpr != NUL)
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54 {
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640
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55 # ifdef FEAT_WINDOWS
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791
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56 /* Convert window pointer to number. */
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57 for (cw = firstwin; cw != wp; cw = cw->w_next)
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58 ++winnr;
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640
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59 # endif
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192
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60
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791
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61 set_vim_var_nr(VV_BEVAL_BUFNR, (long)wp->w_buffer->b_fnum);
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62 set_vim_var_nr(VV_BEVAL_WINNR, winnr);
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63 set_vim_var_nr(VV_BEVAL_LNUM, (long)lnum);
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64 set_vim_var_nr(VV_BEVAL_COL, (long)(col + 1));
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65 set_vim_var_string(VV_BEVAL_TEXT, text, -1);
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66 vim_free(text);
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634
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67
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791
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68 /*
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69 * Temporarily change the curbuf, so that we can determine whether
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1228
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70 * the buffer-local balloonexpr option was set insecurely.
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791
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71 */
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72 save_curbuf = curbuf;
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73 curbuf = wp->w_buffer;
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74 use_sandbox = was_set_insecurely((char_u *)"balloonexpr",
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75 *curbuf->b_p_bexpr == NUL ? 0 : OPT_LOCAL);
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76 curbuf = save_curbuf;
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77 if (use_sandbox)
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78 ++sandbox;
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79 ++textlock;
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634
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80
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791
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81 vim_free(result);
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82 result = eval_to_string(bexpr, NULL, TRUE);
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83
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84 if (use_sandbox)
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85 --sandbox;
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86 --textlock;
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192
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87
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791
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88 set_vim_var_string(VV_BEVAL_TEXT, NULL, -1);
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89 if (result != NULL && result[0] != NUL)
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90 {
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91 gui_mch_post_balloon(beval, result);
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865
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92 recursive = FALSE;
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791
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93 return;
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94 }
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192
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95 }
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96 }
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97 #endif
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98 #ifdef FEAT_NETBEANS_INTG
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99 if (bevalServers & BEVAL_NETBEANS)
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100 netbeans_beval_cb(beval, state);
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101 #endif
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102 #ifdef FEAT_SUN_WORKSHOP
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103 if (bevalServers & BEVAL_WORKSHOP)
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104 workshop_beval_cb(beval, state);
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105 #endif
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865
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106
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107 recursive = FALSE;
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192
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108 }
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109
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110 /* on Win32 only get_beval_info() is required */
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7
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111 #if !defined(FEAT_GUI_W32) || defined(PROTO)
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112
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113 #ifdef FEAT_GUI_GTK
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114 # include <gdk/gdkkeysyms.h>
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115 # include <gtk/gtk.h>
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116 #else
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117 # include <X11/keysym.h>
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118 # ifdef FEAT_GUI_MOTIF
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119 # include <Xm/PushB.h>
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120 # include <Xm/Separator.h>
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121 # include <Xm/List.h>
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122 # include <Xm/Label.h>
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123 # include <Xm/AtomMgr.h>
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124 # include <Xm/Protocols.h>
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125 # else
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126 /* Assume Athena */
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127 # include <X11/Shell.h>
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680
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128 # ifdef FEAT_GUI_NEXTAW
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129 # include <X11/neXtaw/Label.h>
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130 # else
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131 # include <X11/Xaw/Label.h>
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132 # endif
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7
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133 # endif
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134 #endif
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135
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136 #include "gui_beval.h"
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137
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138 #ifndef FEAT_GUI_GTK
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139 extern Widget vimShell;
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140
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141 /*
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142 * Currently, we assume that there can be only one BalloonEval showing
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143 * on-screen at any given moment. This variable will hold the currently
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144 * showing BalloonEval or NULL if none is showing.
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145 */
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146 static BalloonEval *current_beval = NULL;
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147 #endif
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148
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149 #ifdef FEAT_GUI_GTK
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150 static void addEventHandler __ARGS((GtkWidget *, BalloonEval *));
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151 static void removeEventHandler __ARGS((BalloonEval *));
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152 static gint target_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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153 static gint mainwin_event_cb __ARGS((GtkWidget *, GdkEvent *, gpointer));
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154 static void pointer_event __ARGS((BalloonEval *, int, int, unsigned));
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155 static void key_event __ARGS((BalloonEval *, unsigned, int));
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156 static gint timeout_cb __ARGS((gpointer));
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157 static gint balloon_expose_event_cb __ARGS((GtkWidget *, GdkEventExpose *, gpointer));
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158 # ifndef HAVE_GTK2
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159 static void balloon_draw_cb __ARGS((GtkWidget *, GdkRectangle *, gpointer));
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160 # endif
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161 #else
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162 static void addEventHandler __ARGS((Widget, BalloonEval *));
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163 static void removeEventHandler __ARGS((BalloonEval *));
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164 static void pointerEventEH __ARGS((Widget, XtPointer, XEvent *, Boolean *));
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165 static void pointerEvent __ARGS((BalloonEval *, XEvent *));
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166 static void timerRoutine __ARGS((XtPointer, XtIntervalId *));
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167 #endif
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168 static void cancelBalloon __ARGS((BalloonEval *));
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169 static void requestBalloon __ARGS((BalloonEval *));
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170 static void drawBalloon __ARGS((BalloonEval *));
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171 static void undrawBalloon __ARGS((BalloonEval *beval));
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172 static void createBalloonEvalWindow __ARGS((BalloonEval *));
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173
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174
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175
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176 /*
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177 * Create a balloon-evaluation area for a Widget.
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178 * There can be either a "mesg" for a fixed string or "mesgCB" to generate a
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179 * message by calling this callback function.
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180 * When "mesg" is not NULL it must remain valid for as long as the balloon is
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181 * used. It is not freed here.
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182 * Returns a pointer to the resulting object (NULL when out of memory).
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183 */
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184 BalloonEval *
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185 gui_mch_create_beval_area(target, mesg, mesgCB, clientData)
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186 void *target;
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187 char_u *mesg;
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188 void (*mesgCB)__ARGS((BalloonEval *, int));
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189 void *clientData;
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190 {
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191 #ifndef FEAT_GUI_GTK
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192 char *display_name; /* get from gui.dpy */
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193 int screen_num;
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194 char *p;
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195 #endif
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196 BalloonEval *beval;
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197
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198 if (mesg != NULL && mesgCB != NULL)
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199 {
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200 EMSG(_("E232: Cannot create BalloonEval with both message and callback"));
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201 return NULL;
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202 }
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203
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204 beval = (BalloonEval *)alloc(sizeof(BalloonEval));
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205 if (beval != NULL)
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206 {
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207 #ifdef FEAT_GUI_GTK
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208 beval->target = GTK_WIDGET(target);
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209 beval->balloonShell = NULL;
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210 beval->timerID = 0;
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211 #else
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212 beval->target = (Widget)target;
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213 beval->balloonShell = NULL;
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214 beval->timerID = (XtIntervalId)NULL;
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215 beval->appContext = XtWidgetToApplicationContext((Widget)target);
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216 #endif
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217 beval->showState = ShS_NEUTRAL;
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218 beval->x = 0;
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219 beval->y = 0;
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220 beval->msg = mesg;
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221 beval->msgCB = mesgCB;
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222 beval->clientData = clientData;
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223
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224 /*
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225 * Set up event handler which will keep its eyes on the pointer,
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226 * and when the pointer rests in a certain spot for a given time
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227 * interval, show the beval.
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228 */
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229 addEventHandler(beval->target, beval);
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230 createBalloonEvalWindow(beval);
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231
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232 #ifndef FEAT_GUI_GTK
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233 /*
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234 * Now create and save the screen width and height. Used in drawing.
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235 */
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236 display_name = DisplayString(gui.dpy);
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237 p = strrchr(display_name, '.');
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238 if (p != NULL)
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239 screen_num = atoi(++p);
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240 else
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241 screen_num = 0;
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242 beval->screen_width = DisplayWidth(gui.dpy, screen_num);
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243 beval->screen_height = DisplayHeight(gui.dpy, screen_num);
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244 #endif
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245 }
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246
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247 return beval;
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248 }
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249
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250 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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251 /*
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1228
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252 * Destroy a balloon-eval and free its associated memory.
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7
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253 */
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254 void
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255 gui_mch_destroy_beval_area(beval)
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256 BalloonEval *beval;
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257 {
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258 cancelBalloon(beval);
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259 removeEventHandler(beval);
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260 /* Children will automatically be destroyed */
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261 # ifdef FEAT_GUI_GTK
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262 gtk_widget_destroy(beval->balloonShell);
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263 # else
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264 XtDestroyWidget(beval->balloonShell);
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265 # endif
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266 vim_free(beval);
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267 }
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268 #endif
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269
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270 void
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271 gui_mch_enable_beval_area(beval)
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272 BalloonEval *beval;
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273 {
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274 if (beval != NULL)
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275 addEventHandler(beval->target, beval);
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276 }
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277
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278 void
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279 gui_mch_disable_beval_area(beval)
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280 BalloonEval *beval;
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281 {
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282 if (beval != NULL)
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283 removeEventHandler(beval);
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284 }
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285
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286 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
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287 /*
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288 * This function returns the BalloonEval * associated with the currently
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289 * displayed tooltip. Returns NULL if there is no tooltip currently showing.
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290 *
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291 * Assumption: Only one tooltip can be shown at a time.
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292 */
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293 BalloonEval *
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294 gui_mch_currently_showing_beval()
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295 {
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296 return current_beval;
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297 }
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298 #endif
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299 #endif /* !FEAT_GUI_W32 */
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300
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192
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301 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) \
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302 || defined(FEAT_EVAL) || defined(PROTO)
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7
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303 /*
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304 * Get the text and position to be evaluated for "beval".
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192
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305 * If "getword" is true the returned text is not the whole line but the
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306 * relevant word in allocated memory.
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7
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307 * Returns OK or FAIL.
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308 */
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309 int
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192
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310 get_beval_info(beval, getword, winp, lnump, textp, colp)
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7
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311 BalloonEval *beval;
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192
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312 int getword;
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313 win_T **winp;
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314 linenr_T *lnump;
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315 char_u **textp;
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316 int *colp;
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7
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317 {
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318 win_T *wp;
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319 int row, col;
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320 char_u *lbuf;
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321 linenr_T lnum;
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322
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192
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323 *textp = NULL;
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7
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324 row = Y_2_ROW(beval->y);
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325 col = X_2_COL(beval->x);
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640
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326 #ifdef FEAT_WINDOWS
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7
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327 wp = mouse_find_win(&row, &col);
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640
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328 #else
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329 wp = firstwin;
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330 #endif
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7
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331 if (wp != NULL && row < wp->w_height && col < W_WIDTH(wp))
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332 {
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333 /* Found a window and the cursor is in the text. Now find the line
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334 * number. */
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335 if (!mouse_comp_pos(wp, &row, &col, &lnum))
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336 {
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337 /* Not past end of the file. */
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338 lbuf = ml_get_buf(wp->w_buffer, lnum, FALSE);
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339 if (col <= win_linetabsize(wp, lbuf, (colnr_T)MAXCOL))
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340 {
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341 /* Not past end of line. */
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192
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342 if (getword)
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7
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343 {
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344 /* For Netbeans we get the relevant part of the line
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345 * instead of the whole line. */
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346 int len;
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347 pos_T *spos = NULL, *epos = NULL;
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348
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349 if (VIsual_active)
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350 {
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351 if (lt(VIsual, curwin->w_cursor))
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352 {
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353 spos = &VIsual;
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354 epos = &curwin->w_cursor;
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355 }
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356 else
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357 {
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358 spos = &curwin->w_cursor;
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359 epos = &VIsual;
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360 }
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361 }
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362
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363 col = vcol2col(wp, lnum, col) - 1;
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364
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365 if (VIsual_active
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366 && wp->w_buffer == curwin->w_buffer
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367 && (lnum == spos->lnum
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368 ? col >= (int)spos->col
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369 : lnum > spos->lnum)
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370 && (lnum == epos->lnum
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371 ? col <= (int)epos->col
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372 : lnum < epos->lnum))
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373 {
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374 /* Visual mode and pointing to the line with the
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375 * Visual selection: return selected text, with a
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376 * maximum of one line. */
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377 if (spos->lnum != epos->lnum || spos->col == epos->col)
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378 return FAIL;
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379
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380 lbuf = ml_get_buf(curwin->w_buffer, VIsual.lnum, FALSE);
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381 lbuf = vim_strnsave(lbuf + spos->col,
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382 epos->col - spos->col + (*p_sel != 'e'));
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383 lnum = spos->lnum;
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384 col = spos->col;
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385 }
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386 else
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387 {
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388 /* Find the word under the cursor. */
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389 ++emsg_off;
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390 len = find_ident_at_pos(wp, lnum, (colnr_T)col, &lbuf,
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391 FIND_IDENT + FIND_STRING + FIND_EVAL);
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392 --emsg_off;
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393 if (len == 0)
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394 return FAIL;
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395 lbuf = vim_strnsave(lbuf, len);
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396 }
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397 }
|
|
192
|
398
|
|
|
399 *winp = wp;
|
|
|
400 *lnump = lnum;
|
|
|
401 *textp = lbuf;
|
|
|
402 *colp = col;
|
|
7
|
403 beval->ts = wp->w_buffer->b_p_ts;
|
|
|
404 return OK;
|
|
|
405 }
|
|
|
406 }
|
|
|
407 }
|
|
|
408
|
|
|
409 return FAIL;
|
|
|
410 }
|
|
|
411
|
|
|
412 # if !defined(FEAT_GUI_W32) || defined(PROTO)
|
|
|
413
|
|
|
414 /*
|
|
|
415 * Show a balloon with "mesg".
|
|
|
416 */
|
|
|
417 void
|
|
|
418 gui_mch_post_balloon(beval, mesg)
|
|
|
419 BalloonEval *beval;
|
|
|
420 char_u *mesg;
|
|
|
421 {
|
|
|
422 beval->msg = mesg;
|
|
|
423 if (mesg != NULL)
|
|
|
424 drawBalloon(beval);
|
|
|
425 else
|
|
|
426 undrawBalloon(beval);
|
|
|
427 }
|
|
|
428 # endif /* FEAT_GUI_W32 */
|
|
|
429 #endif /* FEAT_SUN_WORKSHOP || FEAT_NETBEANS_INTG || PROTO */
|
|
|
430
|
|
|
431 #if !defined(FEAT_GUI_W32) || defined(PROTO)
|
|
|
432 #if defined(FEAT_BEVAL_TIP) || defined(PROTO)
|
|
|
433 /*
|
|
|
434 * Hide the given balloon.
|
|
|
435 */
|
|
|
436 void
|
|
|
437 gui_mch_unpost_balloon(beval)
|
|
|
438 BalloonEval *beval;
|
|
|
439 {
|
|
|
440 undrawBalloon(beval);
|
|
|
441 }
|
|
|
442 #endif
|
|
|
443
|
|
|
444 #ifdef FEAT_GUI_GTK
|
|
|
445 /*
|
|
|
446 * We can unconditionally use ANSI-style prototypes here since
|
|
|
447 * GTK+ requires an ANSI C compiler anyway.
|
|
|
448 */
|
|
|
449 static void
|
|
|
450 addEventHandler(GtkWidget *target, BalloonEval *beval)
|
|
|
451 {
|
|
|
452 /*
|
|
|
453 * Connect to the generic "event" signal instead of the individual
|
|
|
454 * signals for each event type, because the former is emitted earlier.
|
|
|
455 * This allows us to catch events independently of the signal handlers
|
|
|
456 * in gui_gtk_x11.c.
|
|
|
457 */
|
|
|
458 /* Should use GTK_OBJECT() here, but that causes a lint warning... */
|
|
|
459 gtk_signal_connect((GtkObject*)(target), "event",
|
|
|
460 GTK_SIGNAL_FUNC(target_event_cb),
|
|
|
461 beval);
|
|
|
462 /*
|
|
|
463 * Nasty: Key press events go to the main window thus the drawing area
|
|
|
464 * will never see them. This means we have to connect to the main window
|
|
|
465 * as well in order to catch those events.
|
|
|
466 */
|
|
|
467 if (gtk_socket_id == 0 && gui.mainwin != NULL
|
|
|
468 && gtk_widget_is_ancestor(target, gui.mainwin))
|
|
|
469 {
|
|
|
470 gtk_signal_connect((GtkObject*)(gui.mainwin), "event",
|
|
|
471 GTK_SIGNAL_FUNC(mainwin_event_cb),
|
|
|
472 beval);
|
|
|
473 }
|
|
|
474 }
|
|
|
475
|
|
|
476 static void
|
|
|
477 removeEventHandler(BalloonEval *beval)
|
|
|
478 {
|
|
137
|
479 /* LINTED: avoid warning: dubious operation on enum */
|
|
7
|
480 gtk_signal_disconnect_by_func((GtkObject*)(beval->target),
|
|
|
481 GTK_SIGNAL_FUNC(target_event_cb),
|
|
|
482 beval);
|
|
|
483
|
|
|
484 if (gtk_socket_id == 0 && gui.mainwin != NULL
|
|
|
485 && gtk_widget_is_ancestor(beval->target, gui.mainwin))
|
|
|
486 {
|
|
137
|
487 /* LINTED: avoid warning: dubious operation on enum */
|
|
7
|
488 gtk_signal_disconnect_by_func((GtkObject*)(gui.mainwin),
|
|
|
489 GTK_SIGNAL_FUNC(mainwin_event_cb),
|
|
|
490 beval);
|
|
|
491 }
|
|
|
492 }
|
|
|
493
|
|
|
494 static gint
|
|
|
495 target_event_cb(GtkWidget *widget, GdkEvent *event, gpointer data)
|
|
|
496 {
|
|
|
497 BalloonEval *beval = (BalloonEval *)data;
|
|
|
498
|
|
|
499 switch (event->type)
|
|
|
500 {
|
|
|
501 case GDK_ENTER_NOTIFY:
|
|
|
502 pointer_event(beval, (int)event->crossing.x,
|
|
|
503 (int)event->crossing.y,
|
|
|
504 event->crossing.state);
|
|
|
505 break;
|
|
|
506 case GDK_MOTION_NOTIFY:
|
|
|
507 if (event->motion.is_hint)
|
|
|
508 {
|
|
|
509 int x;
|
|
|
510 int y;
|
|
|
511 GdkModifierType state;
|
|
|
512 /*
|
|
|
513 * GDK_POINTER_MOTION_HINT_MASK is set, thus we cannot obtain
|
|
|
514 * the coordinates from the GdkEventMotion struct directly.
|
|
|
515 */
|
|
|
516 gdk_window_get_pointer(widget->window, &x, &y, &state);
|
|
|
517 pointer_event(beval, x, y, (unsigned int)state);
|
|
|
518 }
|
|
|
519 else
|
|
|
520 {
|
|
|
521 pointer_event(beval, (int)event->motion.x,
|
|
|
522 (int)event->motion.y,
|
|
|
523 event->motion.state);
|
|
|
524 }
|
|
|
525 break;
|
|
|
526 case GDK_LEAVE_NOTIFY:
|
|
|
527 /*
|
|
|
528 * Ignore LeaveNotify events that are not "normal".
|
|
|
529 * Apparently we also get it when somebody else grabs focus.
|
|
|
530 */
|
|
|
531 if (event->crossing.mode == GDK_CROSSING_NORMAL)
|
|
|
532 cancelBalloon(beval);
|
|
|
533 break;
|
|
|
534 case GDK_BUTTON_PRESS:
|
|
|
535 # ifdef HAVE_GTK2
|
|
|
536 case GDK_SCROLL:
|
|
|
537 # endif
|
|
|
538 cancelBalloon(beval);
|
|
|
539 break;
|
|
|
540 case GDK_KEY_PRESS:
|
|
|
541 key_event(beval, event->key.keyval, TRUE);
|
|
|
542 break;
|
|
|
543 case GDK_KEY_RELEASE:
|
|
|
544 key_event(beval, event->key.keyval, FALSE);
|
|
|
545 break;
|
|
|
546 default:
|
|
|
547 break;
|
|
|
548 }
|
|
|
549
|
|
|
550 return FALSE; /* continue emission */
|
|
|
551 }
|
|
|
552
|
|
|
553 static gint
|
|
1884
|
554 mainwin_event_cb(GtkWidget *widget UNUSED, GdkEvent *event, gpointer data)
|
|
7
|
555 {
|
|
|
556 BalloonEval *beval = (BalloonEval *)data;
|
|
|
557
|
|
|
558 switch (event->type)
|
|
|
559 {
|
|
|
560 case GDK_KEY_PRESS:
|
|
|
561 key_event(beval, event->key.keyval, TRUE);
|
|
|
562 break;
|
|
|
563 case GDK_KEY_RELEASE:
|
|
|
564 key_event(beval, event->key.keyval, FALSE);
|
|
|
565 break;
|
|
|
566 default:
|
|
|
567 break;
|
|
|
568 }
|
|
|
569
|
|
|
570 return FALSE; /* continue emission */
|
|
|
571 }
|
|
|
572
|
|
|
573 static void
|
|
|
574 pointer_event(BalloonEval *beval, int x, int y, unsigned state)
|
|
|
575 {
|
|
|
576 int distance;
|
|
|
577
|
|
|
578 distance = ABS(x - beval->x) + ABS(y - beval->y);
|
|
|
579
|
|
|
580 if (distance > 4)
|
|
|
581 {
|
|
|
582 /*
|
|
|
583 * Moved out of the balloon location: cancel it.
|
|
|
584 * Remember button state
|
|
|
585 */
|
|
|
586 beval->state = state;
|
|
|
587 cancelBalloon(beval);
|
|
|
588
|
|
|
589 /* Mouse buttons are pressed - no balloon now */
|
|
|
590 if (!(state & ((int)GDK_BUTTON1_MASK | (int)GDK_BUTTON2_MASK
|
|
|
591 | (int)GDK_BUTTON3_MASK)))
|
|
|
592 {
|
|
|
593 beval->x = x;
|
|
|
594 beval->y = y;
|
|
|
595
|
|
|
596 if (state & (int)GDK_MOD1_MASK)
|
|
|
597 {
|
|
|
598 /*
|
|
|
599 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
600 * where there is no time delay
|
|
|
601 */
|
|
|
602 if (beval->msgCB != NULL)
|
|
|
603 {
|
|
|
604 beval->showState = ShS_PENDING;
|
|
|
605 (*beval->msgCB)(beval, state);
|
|
|
606 }
|
|
|
607 }
|
|
|
608 else
|
|
|
609 {
|
|
|
610 beval->timerID = gtk_timeout_add((guint32)p_bdlay,
|
|
|
611 &timeout_cb, beval);
|
|
|
612 }
|
|
|
613 }
|
|
|
614 }
|
|
|
615 }
|
|
|
616
|
|
|
617 static void
|
|
|
618 key_event(BalloonEval *beval, unsigned keyval, int is_keypress)
|
|
|
619 {
|
|
|
620 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
621 {
|
|
|
622 switch (keyval)
|
|
|
623 {
|
|
|
624 case GDK_Shift_L:
|
|
|
625 case GDK_Shift_R:
|
|
|
626 beval->showState = ShS_UPDATE_PENDING;
|
|
|
627 (*beval->msgCB)(beval, (is_keypress)
|
|
|
628 ? (int)GDK_SHIFT_MASK : 0);
|
|
|
629 break;
|
|
|
630 case GDK_Control_L:
|
|
|
631 case GDK_Control_R:
|
|
|
632 beval->showState = ShS_UPDATE_PENDING;
|
|
|
633 (*beval->msgCB)(beval, (is_keypress)
|
|
|
634 ? (int)GDK_CONTROL_MASK : 0);
|
|
|
635 break;
|
|
|
636 default:
|
|
667
|
637 /* Don't do this for key release, we apparently get these with
|
|
|
638 * focus changes in some GTK version. */
|
|
|
639 if (is_keypress)
|
|
|
640 cancelBalloon(beval);
|
|
7
|
641 break;
|
|
|
642 }
|
|
|
643 }
|
|
|
644 else
|
|
|
645 cancelBalloon(beval);
|
|
|
646 }
|
|
|
647
|
|
|
648 static gint
|
|
|
649 timeout_cb(gpointer data)
|
|
|
650 {
|
|
|
651 BalloonEval *beval = (BalloonEval *)data;
|
|
|
652
|
|
|
653 beval->timerID = 0;
|
|
|
654 /*
|
|
|
655 * If the timer event happens then the mouse has stopped long enough for
|
|
|
656 * a request to be started. The request will only send to the debugger if
|
|
|
657 * there the mouse is pointing at real data.
|
|
|
658 */
|
|
|
659 requestBalloon(beval);
|
|
|
660
|
|
|
661 return FALSE; /* don't call me again */
|
|
|
662 }
|
|
|
663
|
|
|
664 static gint
|
|
1884
|
665 balloon_expose_event_cb(GtkWidget *widget,
|
|
|
666 GdkEventExpose *event,
|
|
|
667 gpointer data UNUSED)
|
|
7
|
668 {
|
|
|
669 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
670 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
671 &event->area, widget, "tooltip",
|
|
|
672 0, 0, -1, -1);
|
|
|
673
|
|
|
674 return FALSE; /* continue emission */
|
|
|
675 }
|
|
|
676
|
|
|
677 # ifndef HAVE_GTK2
|
|
|
678 static void
|
|
|
679 balloon_draw_cb(GtkWidget *widget, GdkRectangle *area, gpointer data)
|
|
|
680 {
|
|
|
681 GtkWidget *child;
|
|
|
682 GdkRectangle child_area;
|
|
|
683
|
|
|
684 gtk_paint_flat_box(widget->style, widget->window,
|
|
|
685 GTK_STATE_NORMAL, GTK_SHADOW_OUT,
|
|
|
686 area, widget, "tooltip",
|
|
|
687 0, 0, -1, -1);
|
|
|
688
|
|
|
689 child = GTK_BIN(widget)->child;
|
|
|
690
|
|
|
691 if (gtk_widget_intersect(child, area, &child_area))
|
|
|
692 gtk_widget_draw(child, &child_area);
|
|
|
693 }
|
|
|
694 # endif
|
|
|
695
|
|
|
696 #else /* !FEAT_GUI_GTK */
|
|
|
697
|
|
|
698 static void
|
|
|
699 addEventHandler(target, beval)
|
|
|
700 Widget target;
|
|
|
701 BalloonEval *beval;
|
|
|
702 {
|
|
|
703 XtAddEventHandler(target,
|
|
|
704 PointerMotionMask | EnterWindowMask |
|
|
|
705 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
706 KeyReleaseMask,
|
|
|
707 False,
|
|
|
708 pointerEventEH, (XtPointer)beval);
|
|
|
709 }
|
|
|
710
|
|
|
711 static void
|
|
|
712 removeEventHandler(beval)
|
|
|
713 BalloonEval *beval;
|
|
|
714 {
|
|
|
715 XtRemoveEventHandler(beval->target,
|
|
|
716 PointerMotionMask | EnterWindowMask |
|
|
|
717 LeaveWindowMask | ButtonPressMask | KeyPressMask |
|
|
|
718 KeyReleaseMask,
|
|
|
719 False,
|
|
|
720 pointerEventEH, (XtPointer)beval);
|
|
|
721 }
|
|
|
722
|
|
|
723
|
|
|
724 /*
|
|
|
725 * The X event handler. All it does is call the real event handler.
|
|
|
726 */
|
|
|
727 static void
|
|
|
728 pointerEventEH(w, client_data, event, unused)
|
|
1887
|
729 Widget w UNUSED;
|
|
7
|
730 XtPointer client_data;
|
|
|
731 XEvent *event;
|
|
1887
|
732 Boolean *unused UNUSED;
|
|
7
|
733 {
|
|
|
734 BalloonEval *beval = (BalloonEval *)client_data;
|
|
|
735 pointerEvent(beval, event);
|
|
|
736 }
|
|
|
737
|
|
|
738
|
|
|
739 /*
|
|
|
740 * The real event handler. Called by pointerEventEH() whenever an event we are
|
|
1228
|
741 * interested in occurs.
|
|
7
|
742 */
|
|
|
743
|
|
|
744 static void
|
|
|
745 pointerEvent(beval, event)
|
|
|
746 BalloonEval *beval;
|
|
|
747 XEvent *event;
|
|
|
748 {
|
|
|
749 Position distance; /* a measure of how much the ponter moved */
|
|
|
750 Position delta; /* used to compute distance */
|
|
|
751
|
|
|
752 switch (event->type)
|
|
|
753 {
|
|
|
754 case EnterNotify:
|
|
|
755 case MotionNotify:
|
|
|
756 delta = event->xmotion.x - beval->x;
|
|
|
757 if (delta < 0)
|
|
|
758 delta = -delta;
|
|
|
759 distance = delta;
|
|
|
760 delta = event->xmotion.y - beval->y;
|
|
|
761 if (delta < 0)
|
|
|
762 delta = -delta;
|
|
|
763 distance += delta;
|
|
|
764 if (distance > 4)
|
|
|
765 {
|
|
|
766 /*
|
|
|
767 * Moved out of the balloon location: cancel it.
|
|
|
768 * Remember button state
|
|
|
769 */
|
|
|
770 beval->state = event->xmotion.state;
|
|
|
771 if (beval->state & (Button1Mask|Button2Mask|Button3Mask))
|
|
|
772 {
|
|
|
773 /* Mouse buttons are pressed - no balloon now */
|
|
|
774 cancelBalloon(beval);
|
|
|
775 }
|
|
|
776 else if (beval->state & (Mod1Mask|Mod2Mask|Mod3Mask))
|
|
|
777 {
|
|
|
778 /*
|
|
|
779 * Alt is pressed -- enter super-evaluate-mode,
|
|
|
780 * where there is no time delay
|
|
|
781 */
|
|
|
782 beval->x = event->xmotion.x;
|
|
|
783 beval->y = event->xmotion.y;
|
|
|
784 beval->x_root = event->xmotion.x_root;
|
|
|
785 beval->y_root = event->xmotion.y_root;
|
|
|
786 cancelBalloon(beval);
|
|
|
787 if (beval->msgCB != NULL)
|
|
|
788 {
|
|
|
789 beval->showState = ShS_PENDING;
|
|
|
790 (*beval->msgCB)(beval, beval->state);
|
|
|
791 }
|
|
|
792 }
|
|
|
793 else
|
|
|
794 {
|
|
|
795 beval->x = event->xmotion.x;
|
|
|
796 beval->y = event->xmotion.y;
|
|
|
797 beval->x_root = event->xmotion.x_root;
|
|
|
798 beval->y_root = event->xmotion.y_root;
|
|
|
799 cancelBalloon(beval);
|
|
|
800 beval->timerID = XtAppAddTimeOut( beval->appContext,
|
|
|
801 (long_u)p_bdlay, timerRoutine, beval);
|
|
|
802 }
|
|
|
803 }
|
|
|
804 break;
|
|
|
805
|
|
|
806 /*
|
|
|
807 * Motif and Athena version: Keystrokes will be caught by the
|
|
|
808 * "textArea" widget, and handled in gui_x11_key_hit_cb().
|
|
|
809 */
|
|
|
810 case KeyPress:
|
|
|
811 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
812 {
|
|
|
813 Modifiers modifier;
|
|
|
814 KeySym keysym;
|
|
|
815
|
|
|
816 XtTranslateKeycode(gui.dpy,
|
|
|
817 event->xkey.keycode, event->xkey.state,
|
|
|
818 &modifier, &keysym);
|
|
|
819 if (keysym == XK_Shift_L || keysym == XK_Shift_R)
|
|
|
820 {
|
|
|
821 beval->showState = ShS_UPDATE_PENDING;
|
|
|
822 (*beval->msgCB)(beval, ShiftMask);
|
|
|
823 }
|
|
|
824 else if (keysym == XK_Control_L || keysym == XK_Control_R)
|
|
|
825 {
|
|
|
826 beval->showState = ShS_UPDATE_PENDING;
|
|
|
827 (*beval->msgCB)(beval, ControlMask);
|
|
|
828 }
|
|
|
829 else
|
|
|
830 cancelBalloon(beval);
|
|
|
831 }
|
|
|
832 else
|
|
|
833 cancelBalloon(beval);
|
|
|
834 break;
|
|
|
835
|
|
|
836 case KeyRelease:
|
|
|
837 if (beval->showState == ShS_SHOWING && beval->msgCB != NULL)
|
|
|
838 {
|
|
|
839 Modifiers modifier;
|
|
|
840 KeySym keysym;
|
|
|
841
|
|
|
842 XtTranslateKeycode(gui.dpy, event->xkey.keycode,
|
|
|
843 event->xkey.state, &modifier, &keysym);
|
|
|
844 if ((keysym == XK_Shift_L) || (keysym == XK_Shift_R)) {
|
|
|
845 beval->showState = ShS_UPDATE_PENDING;
|
|
|
846 (*beval->msgCB)(beval, 0);
|
|
|
847 }
|
|
|
848 else if ((keysym == XK_Control_L) || (keysym == XK_Control_R))
|
|
|
849 {
|
|
|
850 beval->showState = ShS_UPDATE_PENDING;
|
|
|
851 (*beval->msgCB)(beval, 0);
|
|
|
852 }
|
|
|
853 else
|
|
|
854 cancelBalloon(beval);
|
|
|
855 }
|
|
|
856 else
|
|
|
857 cancelBalloon(beval);
|
|
|
858 break;
|
|
|
859
|
|
|
860 case LeaveNotify:
|
|
|
861 /* Ignore LeaveNotify events that are not "normal".
|
|
|
862 * Apparently we also get it when somebody else grabs focus.
|
|
|
863 * Happens for me every two seconds (some clipboard tool?) */
|
|
|
864 if (event->xcrossing.mode == NotifyNormal)
|
|
|
865 cancelBalloon(beval);
|
|
|
866 break;
|
|
|
867
|
|
|
868 case ButtonPress:
|
|
|
869 cancelBalloon(beval);
|
|
|
870 break;
|
|
|
871
|
|
|
872 default:
|
|
|
873 break;
|
|
|
874 }
|
|
|
875 }
|
|
|
876
|
|
|
877 static void
|
|
|
878 timerRoutine(dx, id)
|
|
|
879 XtPointer dx;
|
|
1887
|
880 XtIntervalId *id UNUSED;
|
|
7
|
881 {
|
|
|
882 BalloonEval *beval = (BalloonEval *)dx;
|
|
|
883
|
|
|
884 beval->timerID = (XtIntervalId)NULL;
|
|
|
885
|
|
|
886 /*
|
|
|
887 * If the timer event happens then the mouse has stopped long enough for
|
|
|
888 * a request to be started. The request will only send to the debugger if
|
|
|
889 * there the mouse is pointing at real data.
|
|
|
890 */
|
|
|
891 requestBalloon(beval);
|
|
|
892 }
|
|
|
893
|
|
|
894 #endif /* !FEAT_GUI_GTK */
|
|
|
895
|
|
|
896 static void
|
|
|
897 requestBalloon(beval)
|
|
|
898 BalloonEval *beval;
|
|
|
899 {
|
|
|
900 if (beval->showState != ShS_PENDING)
|
|
|
901 {
|
|
|
902 /* Determine the beval to display */
|
|
|
903 if (beval->msgCB != NULL)
|
|
|
904 {
|
|
|
905 beval->showState = ShS_PENDING;
|
|
|
906 (*beval->msgCB)(beval, beval->state);
|
|
|
907 }
|
|
|
908 else if (beval->msg != NULL)
|
|
|
909 drawBalloon(beval);
|
|
|
910 }
|
|
|
911 }
|
|
|
912
|
|
|
913 #ifdef FEAT_GUI_GTK
|
|
|
914
|
|
|
915 # ifdef HAVE_GTK2
|
|
|
916 /*
|
|
|
917 * Convert the string to UTF-8 if 'encoding' is not "utf-8".
|
|
|
918 * Replace any non-printable characters and invalid bytes sequences with
|
|
|
919 * "^X" or "<xx>" escapes, and apply SpecialKey highlighting to them.
|
|
|
920 * TAB and NL are passed through unscathed.
|
|
|
921 */
|
|
|
922 # define IS_NONPRINTABLE(c) (((c) < 0x20 && (c) != TAB && (c) != NL) \
|
|
|
923 || (c) == DEL)
|
|
|
924 static void
|
|
944
|
925 set_printable_label_text(GtkLabel *label, char_u *text)
|
|
7
|
926 {
|
|
|
927 char_u *convbuf = NULL;
|
|
|
928 char_u *buf;
|
|
|
929 char_u *p;
|
|
|
930 char_u *pdest;
|
|
|
931 unsigned int len;
|
|
|
932 int charlen;
|
|
|
933 int uc;
|
|
|
934 PangoAttrList *attr_list;
|
|
|
935
|
|
|
936 /* Convert to UTF-8 if it isn't already */
|
|
|
937 if (output_conv.vc_type != CONV_NONE)
|
|
|
938 {
|
|
944
|
939 convbuf = string_convert(&output_conv, text, NULL);
|
|
7
|
940 if (convbuf != NULL)
|
|
944
|
941 text = convbuf;
|
|
7
|
942 }
|
|
|
943
|
|
|
944 /* First let's see how much we need to allocate */
|
|
|
945 len = 0;
|
|
944
|
946 for (p = text; *p != NUL; p += charlen)
|
|
7
|
947 {
|
|
|
948 if ((*p & 0x80) == 0) /* be quick for ASCII */
|
|
|
949 {
|
|
|
950 charlen = 1;
|
|
|
951 len += IS_NONPRINTABLE(*p) ? 2 : 1; /* nonprintable: ^X */
|
|
|
952 }
|
|
|
953 else
|
|
|
954 {
|
|
474
|
955 charlen = utf_ptr2len(p);
|
|
7
|
956 uc = utf_ptr2char(p);
|
|
|
957
|
|
|
958 if (charlen != utf_char2len(uc))
|
|
|
959 charlen = 1; /* reject overlong sequences */
|
|
|
960
|
|
|
961 if (charlen == 1 || uc < 0xa0) /* illegal byte or */
|
|
|
962 len += 4; /* control char: <xx> */
|
|
|
963 else if (!utf_printable(uc))
|
|
|
964 /* Note: we assume here that utf_printable() doesn't
|
|
|
965 * care about characters outside the BMP. */
|
|
|
966 len += 6; /* nonprintable: <xxxx> */
|
|
|
967 else
|
|
|
968 len += charlen;
|
|
|
969 }
|
|
|
970 }
|
|
|
971
|
|
|
972 attr_list = pango_attr_list_new();
|
|
|
973 buf = alloc(len + 1);
|
|
|
974
|
|
|
975 /* Now go for the real work */
|
|
|
976 if (buf != NULL)
|
|
|
977 {
|
|
|
978 attrentry_T *aep;
|
|
|
979 PangoAttribute *attr;
|
|
|
980 guicolor_T pixel;
|
|
|
981 GdkColor color = { 0, 0, 0, 0 };
|
|
|
982
|
|
|
983 /* Look up the RGB values of the SpecialKey foreground color. */
|
|
|
984 aep = syn_gui_attr2entry(hl_attr(HLF_8));
|
|
|
985 pixel = (aep != NULL) ? aep->ae_u.gui.fg_color : INVALCOLOR;
|
|
|
986 if (pixel != INVALCOLOR)
|
|
|
987 gdk_colormap_query_color(gtk_widget_get_colormap(gui.drawarea),
|
|
|
988 (unsigned long)pixel, &color);
|
|
|
989
|
|
|
990 pdest = buf;
|
|
944
|
991 p = text;
|
|
7
|
992 while (*p != NUL)
|
|
|
993 {
|
|
|
994 /* Be quick for ASCII */
|
|
|
995 if ((*p & 0x80) == 0 && !IS_NONPRINTABLE(*p))
|
|
|
996 {
|
|
|
997 *pdest++ = *p++;
|
|
|
998 }
|
|
|
999 else
|
|
|
1000 {
|
|
474
|
1001 charlen = utf_ptr2len(p);
|
|
7
|
1002 uc = utf_ptr2char(p);
|
|
|
1003
|
|
|
1004 if (charlen != utf_char2len(uc))
|
|
|
1005 charlen = 1; /* reject overlong sequences */
|
|
|
1006
|
|
|
1007 if (charlen == 1 || uc < 0xa0 || !utf_printable(uc))
|
|
|
1008 {
|
|
|
1009 int outlen;
|
|
|
1010
|
|
|
1011 /* Careful: we can't just use transchar_byte() here,
|
|
|
1012 * since 'encoding' is not necessarily set to "utf-8". */
|
|
|
1013 if (*p & 0x80 && charlen == 1)
|
|
|
1014 {
|
|
|
1015 transchar_hex(pdest, *p); /* <xx> */
|
|
|
1016 outlen = 4;
|
|
|
1017 }
|
|
|
1018 else if (uc >= 0x80)
|
|
|
1019 {
|
|
|
1020 /* Note: we assume here that utf_printable() doesn't
|
|
|
1021 * care about characters outside the BMP. */
|
|
|
1022 transchar_hex(pdest, uc); /* <xx> or <xxxx> */
|
|
|
1023 outlen = (uc < 0x100) ? 4 : 6;
|
|
|
1024 }
|
|
|
1025 else
|
|
|
1026 {
|
|
|
1027 transchar_nonprint(pdest, *p); /* ^X */
|
|
|
1028 outlen = 2;
|
|
|
1029 }
|
|
|
1030 if (pixel != INVALCOLOR)
|
|
|
1031 {
|
|
|
1032 attr = pango_attr_foreground_new(
|
|
|
1033 color.red, color.green, color.blue);
|
|
|
1034 attr->start_index = pdest - buf;
|
|
|
1035 attr->end_index = pdest - buf + outlen;
|
|
|
1036 pango_attr_list_insert(attr_list, attr);
|
|
|
1037 }
|
|
|
1038 pdest += outlen;
|
|
|
1039 p += charlen;
|
|
|
1040 }
|
|
|
1041 else
|
|
|
1042 {
|
|
|
1043 do
|
|
|
1044 *pdest++ = *p++;
|
|
|
1045 while (--charlen != 0);
|
|
|
1046 }
|
|
|
1047 }
|
|
|
1048 }
|
|
|
1049 *pdest = NUL;
|
|
|
1050 }
|
|
|
1051
|
|
|
1052 vim_free(convbuf);
|
|
|
1053
|
|
|
1054 gtk_label_set_text(label, (const char *)buf);
|
|
|
1055 vim_free(buf);
|
|
|
1056
|
|
|
1057 gtk_label_set_attributes(label, attr_list);
|
|
|
1058 pango_attr_list_unref(attr_list);
|
|
|
1059 }
|
|
|
1060 # undef IS_NONPRINTABLE
|
|
|
1061 # endif /* HAVE_GTK2 */
|
|
|
1062
|
|
|
1063 /*
|
|
|
1064 * Draw a balloon.
|
|
|
1065 */
|
|
|
1066 static void
|
|
|
1067 drawBalloon(BalloonEval *beval)
|
|
|
1068 {
|
|
|
1069 if (beval->msg != NULL)
|
|
|
1070 {
|
|
|
1071 GtkRequisition requisition;
|
|
|
1072 int screen_w;
|
|
|
1073 int screen_h;
|
|
|
1074 int x;
|
|
|
1075 int y;
|
|
|
1076 int x_offset = EVAL_OFFSET_X;
|
|
|
1077 int y_offset = EVAL_OFFSET_Y;
|
|
|
1078 # ifdef HAVE_GTK2
|
|
|
1079 PangoLayout *layout;
|
|
|
1080 # endif
|
|
|
1081 # ifdef HAVE_GTK_MULTIHEAD
|
|
|
1082 GdkScreen *screen;
|
|
|
1083
|
|
|
1084 screen = gtk_widget_get_screen(beval->target);
|
|
|
1085 gtk_window_set_screen(GTK_WINDOW(beval->balloonShell), screen);
|
|
|
1086 screen_w = gdk_screen_get_width(screen);
|
|
|
1087 screen_h = gdk_screen_get_height(screen);
|
|
|
1088 # else
|
|
|
1089 screen_w = gdk_screen_width();
|
|
|
1090 screen_h = gdk_screen_height();
|
|
|
1091 # endif
|
|
|
1092 gtk_widget_ensure_style(beval->balloonShell);
|
|
|
1093 gtk_widget_ensure_style(beval->balloonLabel);
|
|
|
1094
|
|
|
1095 # ifdef HAVE_GTK2
|
|
|
1096 set_printable_label_text(GTK_LABEL(beval->balloonLabel), beval->msg);
|
|
|
1097 /*
|
|
|
1098 * Dirty trick: Enable wrapping mode on the label's layout behind its
|
|
|
1099 * back. This way GtkLabel won't try to constrain the wrap width to a
|
|
|
1100 * builtin maximum value of about 65 Latin characters.
|
|
|
1101 */
|
|
|
1102 layout = gtk_label_get_layout(GTK_LABEL(beval->balloonLabel));
|
|
|
1103 # ifdef PANGO_WRAP_WORD_CHAR
|
|
|
1104 pango_layout_set_wrap(layout, PANGO_WRAP_WORD_CHAR);
|
|
|
1105 # else
|
|
|
1106 pango_layout_set_wrap(layout, PANGO_WRAP_WORD);
|
|
|
1107 # endif
|
|
|
1108 pango_layout_set_width(layout,
|
|
|
1109 /* try to come up with some reasonable width */
|
|
|
1110 PANGO_SCALE * CLAMP(gui.num_cols * gui.char_width,
|
|
|
1111 screen_w / 2,
|
|
|
1112 MAX(20, screen_w - 20)));
|
|
|
1113
|
|
|
1114 /* Calculate the balloon's width and height. */
|
|
|
1115 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1116 # else
|
|
|
1117 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1118 gtk_label_set_text(GTK_LABEL(beval->balloonLabel),
|
|
|
1119 (const char *)beval->msg);
|
|
|
1120
|
|
|
1121 /* Calculate the balloon's width and height. */
|
|
|
1122 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1123 /*
|
|
|
1124 * Unfortunately, the dirty trick used above to get around the builtin
|
|
|
1125 * maximum wrap width of GtkLabel doesn't work with GTK+ 1. Thus if
|
|
|
1126 * and only if it's absolutely necessary to avoid drawing off-screen,
|
|
|
1127 * do enable wrapping now and recalculate the size request.
|
|
|
1128 */
|
|
|
1129 if (requisition.width > screen_w)
|
|
|
1130 {
|
|
|
1131 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), TRUE);
|
|
|
1132 gtk_widget_size_request(beval->balloonShell, &requisition);
|
|
|
1133 }
|
|
|
1134 # endif
|
|
|
1135
|
|
|
1136 /* Compute position of the balloon area */
|
|
|
1137 gdk_window_get_origin(beval->target->window, &x, &y);
|
|
|
1138 x += beval->x;
|
|
|
1139 y += beval->y;
|
|
|
1140
|
|
|
1141 /* Get out of the way of the mouse pointer */
|
|
|
1142 if (x + x_offset + requisition.width > screen_w)
|
|
|
1143 y_offset += 15;
|
|
|
1144 if (y + y_offset + requisition.height > screen_h)
|
|
|
1145 y_offset = -requisition.height - EVAL_OFFSET_Y;
|
|
|
1146
|
|
|
1147 /* Sanitize values */
|
|
|
1148 x = CLAMP(x + x_offset, 0, MAX(0, screen_w - requisition.width));
|
|
|
1149 y = CLAMP(y + y_offset, 0, MAX(0, screen_h - requisition.height));
|
|
|
1150
|
|
|
1151 /* Show the balloon */
|
|
|
1152 gtk_widget_set_uposition(beval->balloonShell, x, y);
|
|
|
1153 gtk_widget_show(beval->balloonShell);
|
|
|
1154
|
|
|
1155 beval->showState = ShS_SHOWING;
|
|
|
1156 }
|
|
|
1157 }
|
|
|
1158
|
|
|
1159 /*
|
|
|
1160 * Undraw a balloon.
|
|
|
1161 */
|
|
|
1162 static void
|
|
|
1163 undrawBalloon(BalloonEval *beval)
|
|
|
1164 {
|
|
|
1165 if (beval->balloonShell != NULL)
|
|
|
1166 gtk_widget_hide(beval->balloonShell);
|
|
|
1167 beval->showState = ShS_NEUTRAL;
|
|
|
1168 }
|
|
|
1169
|
|
|
1170 static void
|
|
|
1171 cancelBalloon(BalloonEval *beval)
|
|
|
1172 {
|
|
|
1173 if (beval->showState == ShS_SHOWING
|
|
|
1174 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1175 undrawBalloon(beval);
|
|
|
1176
|
|
|
1177 if (beval->timerID != 0)
|
|
|
1178 {
|
|
|
1179 gtk_timeout_remove(beval->timerID);
|
|
|
1180 beval->timerID = 0;
|
|
|
1181 }
|
|
|
1182 beval->showState = ShS_NEUTRAL;
|
|
|
1183 }
|
|
|
1184
|
|
|
1185 static void
|
|
|
1186 createBalloonEvalWindow(BalloonEval *beval)
|
|
|
1187 {
|
|
|
1188 beval->balloonShell = gtk_window_new(GTK_WINDOW_POPUP);
|
|
|
1189
|
|
|
1190 gtk_widget_set_app_paintable(beval->balloonShell, TRUE);
|
|
|
1191 gtk_window_set_policy(GTK_WINDOW(beval->balloonShell), FALSE, FALSE, TRUE);
|
|
|
1192 gtk_widget_set_name(beval->balloonShell, "gtk-tooltips");
|
|
|
1193 gtk_container_border_width(GTK_CONTAINER(beval->balloonShell), 4);
|
|
|
1194
|
|
|
1195 gtk_signal_connect((GtkObject*)(beval->balloonShell), "expose_event",
|
|
|
1196 GTK_SIGNAL_FUNC(balloon_expose_event_cb), NULL);
|
|
|
1197 # ifndef HAVE_GTK2
|
|
|
1198 gtk_signal_connect((GtkObject*)(beval->balloonShell), "draw",
|
|
|
1199 GTK_SIGNAL_FUNC(balloon_draw_cb), NULL);
|
|
|
1200 # endif
|
|
|
1201 beval->balloonLabel = gtk_label_new(NULL);
|
|
|
1202
|
|
|
1203 gtk_label_set_line_wrap(GTK_LABEL(beval->balloonLabel), FALSE);
|
|
|
1204 gtk_label_set_justify(GTK_LABEL(beval->balloonLabel), GTK_JUSTIFY_LEFT);
|
|
|
1205 gtk_misc_set_alignment(GTK_MISC(beval->balloonLabel), 0.5f, 0.5f);
|
|
|
1206 gtk_widget_set_name(beval->balloonLabel, "vim-balloon-label");
|
|
|
1207 gtk_widget_show(beval->balloonLabel);
|
|
|
1208
|
|
|
1209 gtk_container_add(GTK_CONTAINER(beval->balloonShell), beval->balloonLabel);
|
|
|
1210 }
|
|
|
1211
|
|
|
1212 #else /* !FEAT_GUI_GTK */
|
|
|
1213
|
|
|
1214 /*
|
|
|
1215 * Draw a balloon.
|
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1216 */
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1217 static void
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1218 drawBalloon(beval)
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1219 BalloonEval *beval;
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1220 {
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1221 Dimension w;
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1222 Dimension h;
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1223 Position tx;
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1224 Position ty;
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1225
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1226 if (beval->msg != NULL)
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1227 {
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1228 /* Show the Balloon */
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1229
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1230 /* Calculate the label's width and height */
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1231 #ifdef FEAT_GUI_MOTIF
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1232 XmString s;
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1233
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1234 /* For the callback function we parse NL characters to create a
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1235 * multi-line label. This doesn't work for all languages, but
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1236 * XmStringCreateLocalized() doesn't do multi-line labels... */
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1237 if (beval->msgCB != NULL)
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1238 s = XmStringCreateLtoR((char *)beval->msg, XmFONTLIST_DEFAULT_TAG);
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1239 else
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1240 s = XmStringCreateLocalized((char *)beval->msg);
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1241 {
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1242 XmFontList fl;
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1243
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1244 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
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1245 if (fl != NULL)
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1246 {
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1247 XmStringExtent(fl, s, &w, &h);
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1248 XmFontListFree(fl);
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1249 }
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1250 }
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1251 w += gui.border_offset << 1;
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1252 h += gui.border_offset << 1;
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1253 XtVaSetValues(beval->balloonLabel, XmNlabelString, s, NULL);
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1254 XmStringFree(s);
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1255 #else /* Athena */
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1256 /* Assume XtNinternational == True */
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1257 XFontSet fset;
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1258 XFontSetExtents *ext;
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1259
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1260 XtVaGetValues(beval->balloonLabel, XtNfontSet, &fset, NULL);
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1261 ext = XExtentsOfFontSet(fset);
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1262 h = ext->max_ink_extent.height;
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1263 w = XmbTextEscapement(fset,
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1264 (char *)beval->msg,
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1265 (int)STRLEN(beval->msg));
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1266 w += gui.border_offset << 1;
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1267 h += gui.border_offset << 1;
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1268 XtVaSetValues(beval->balloonLabel, XtNlabel, beval->msg, NULL);
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|
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1269 #endif
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1270
|
|
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1271 /* Compute position of the balloon area */
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1272 tx = beval->x_root + EVAL_OFFSET_X;
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1273 ty = beval->y_root + EVAL_OFFSET_Y;
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1274 if ((tx + w) > beval->screen_width)
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1275 tx = beval->screen_width - w;
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1276 if ((ty + h) > beval->screen_height)
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1277 ty = beval->screen_height - h;
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1278 #ifdef FEAT_GUI_MOTIF
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1279 XtVaSetValues(beval->balloonShell,
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|
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1280 XmNx, tx,
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1281 XmNy, ty,
|
|
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1282 NULL);
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|
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1283 #else
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1284 /* Athena */
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|
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1285 XtVaSetValues(beval->balloonShell,
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|
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1286 XtNx, tx,
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1287 XtNy, ty,
|
|
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1288 NULL);
|
|
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1289 #endif
|
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1844
|
1290 /* Set tooltip colors */
|
|
|
1291 {
|
|
|
1292 Arg args[2];
|
|
|
1293
|
|
|
1294 #ifdef FEAT_GUI_MOTIF
|
|
|
1295 args[0].name = XmNbackground;
|
|
|
1296 args[0].value = gui.tooltip_bg_pixel;
|
|
|
1297 args[1].name = XmNforeground;
|
|
|
1298 args[1].value = gui.tooltip_fg_pixel;
|
|
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1299 #else /* Athena */
|
|
|
1300 args[0].name = XtNbackground;
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|
|
1301 args[0].value = gui.tooltip_bg_pixel;
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|
|
1302 args[1].name = XtNforeground;
|
|
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1303 args[1].value = gui.tooltip_fg_pixel;
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|
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1304 #endif
|
|
|
1305 XtSetValues(beval->balloonLabel, &args[0], XtNumber(args));
|
|
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1306 }
|
|
7
|
1307
|
|
|
1308 XtPopup(beval->balloonShell, XtGrabNone);
|
|
|
1309
|
|
|
1310 beval->showState = ShS_SHOWING;
|
|
|
1311
|
|
|
1312 current_beval = beval;
|
|
|
1313 }
|
|
|
1314 }
|
|
|
1315
|
|
|
1316 /*
|
|
|
1317 * Undraw a balloon.
|
|
|
1318 */
|
|
|
1319 static void
|
|
|
1320 undrawBalloon(beval)
|
|
|
1321 BalloonEval *beval;
|
|
|
1322 {
|
|
|
1323 if (beval->balloonShell != (Widget)0)
|
|
|
1324 XtPopdown(beval->balloonShell);
|
|
|
1325 beval->showState = ShS_NEUTRAL;
|
|
|
1326
|
|
|
1327 current_beval = NULL;
|
|
|
1328 }
|
|
|
1329
|
|
|
1330 static void
|
|
|
1331 cancelBalloon(beval)
|
|
|
1332 BalloonEval *beval;
|
|
|
1333 {
|
|
|
1334 if (beval->showState == ShS_SHOWING
|
|
|
1335 || beval->showState == ShS_UPDATE_PENDING)
|
|
|
1336 undrawBalloon(beval);
|
|
|
1337
|
|
|
1338 if (beval->timerID != (XtIntervalId)NULL)
|
|
|
1339 {
|
|
|
1340 XtRemoveTimeOut(beval->timerID);
|
|
|
1341 beval->timerID = (XtIntervalId)NULL;
|
|
|
1342 }
|
|
|
1343 beval->showState = ShS_NEUTRAL;
|
|
|
1344 }
|
|
|
1345
|
|
|
1346
|
|
|
1347 static void
|
|
|
1348 createBalloonEvalWindow(beval)
|
|
|
1349 BalloonEval *beval;
|
|
|
1350 {
|
|
|
1351 Arg args[12];
|
|
|
1352 int n;
|
|
|
1353
|
|
|
1354 n = 0;
|
|
|
1355 #ifdef FEAT_GUI_MOTIF
|
|
|
1356 XtSetArg(args[n], XmNallowShellResize, True); n++;
|
|
|
1357 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1358 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1359 #else
|
|
|
1360 /* Athena */
|
|
|
1361 XtSetArg(args[n], XtNallowShellResize, True); n++;
|
|
|
1362 beval->balloonShell = XtAppCreateShell("balloonEval", "BalloonEval",
|
|
|
1363 overrideShellWidgetClass, gui.dpy, args, n);
|
|
|
1364 #endif
|
|
|
1365
|
|
|
1366 n = 0;
|
|
|
1367 #ifdef FEAT_GUI_MOTIF
|
|
|
1368 {
|
|
|
1369 XmFontList fl;
|
|
|
1370
|
|
|
1371 fl = gui_motif_fontset2fontlist(&gui.tooltip_fontset);
|
|
|
1372 XtSetArg(args[n], XmNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1373 XtSetArg(args[n], XmNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1374 XtSetArg(args[n], XmNfontList, fl); n++;
|
|
|
1375 XtSetArg(args[n], XmNalignment, XmALIGNMENT_BEGINNING); n++;
|
|
|
1376 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1377 xmLabelWidgetClass, beval->balloonShell, args, n);
|
|
|
1378 }
|
|
|
1379 #else /* FEAT_GUI_ATHENA */
|
|
|
1380 XtSetArg(args[n], XtNforeground, gui.tooltip_fg_pixel); n++;
|
|
|
1381 XtSetArg(args[n], XtNbackground, gui.tooltip_bg_pixel); n++;
|
|
|
1382 XtSetArg(args[n], XtNinternational, True); n++;
|
|
|
1383 XtSetArg(args[n], XtNfontSet, gui.tooltip_fontset); n++;
|
|
|
1384 beval->balloonLabel = XtCreateManagedWidget("balloonLabel",
|
|
|
1385 labelWidgetClass, beval->balloonShell, args, n);
|
|
|
1386 #endif
|
|
|
1387 }
|
|
|
1388
|
|
|
1389 #endif /* !FEAT_GUI_GTK */
|
|
|
1390 #endif /* !FEAT_GUI_W32 */
|
|
|
1391
|
|
|
1392 #endif /* FEAT_BEVAL */
|
