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vim/src/gui_x11.c
Drew Vogel 5090f838bb
patch 9.1.0432: Ancient XPM preprocessor hack may cause build errors 
Problem:  Ancient XPM preprocessor hack may cause build errors.
Solution: Simplify XPM includes and get rid of complicated #ifdef magic
          (Drew Vogel).

closes: 

Signed-off-by: Drew Vogel <dvogel@github>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-05-22 16:51:53 +02:00

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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
* GUI/Motif support by Robert Webb
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* Code for the Motif GUI.
* Not used for GTK.
*/
#include "vim.h"
#include <X11/keysym.h>
#include <X11/Xatom.h>
#include <X11/StringDefs.h>
#include <X11/Intrinsic.h>
#include <X11/Shell.h>
#include <X11/cursorfont.h>
/*
* XpmP.h is preferred, because it makes the signs drawn with a transparent
* background instead of black.
*/
#if defined(HAVE_XM_XPMP_H) && defined(FEAT_GUI_MOTIF) \
&& !defined(HAVE_X11_XPM_H)
# include <Xm/XpmP.h>
#else
# ifdef HAVE_X11_XPM_H
# ifdef VMS
# include <xpm.h>
# else
# include <X11/xpm.h>
# endif
# endif
#endif
#ifdef FEAT_XFONTSET
# ifdef X_LOCALE
# include <X11/Xlocale.h>
# else
# include <locale.h>
# endif
#endif
#ifdef HAVE_X11_SUNKEYSYM_H
# include <X11/Sunkeysym.h>
#endif
#ifdef HAVE_X11_XMU_EDITRES_H
# include <X11/Xmu/Editres.h>
#endif
#define VIM_NAME "vim"
#define VIM_CLASS "Vim"
// Default resource values
#define DFLT_FONT "7x13"
#ifdef FONTSET_ALWAYS
# define DFLT_MENU_FONT XtDefaultFontSet
#else
# define DFLT_MENU_FONT XtDefaultFont
#endif
#define DFLT_TOOLTIP_FONT XtDefaultFontSet
// use the default (CDE) colors
#define DFLT_MENU_BG_COLOR ""
#define DFLT_MENU_FG_COLOR ""
#define DFLT_SCROLL_BG_COLOR ""
#define DFLT_SCROLL_FG_COLOR ""
#define DFLT_TOOLTIP_BG_COLOR "#ffff91"
#define DFLT_TOOLTIP_FG_COLOR "#000000"
Widget vimShell = (Widget)0;
static Atom wm_atoms[2]; // Window Manager Atoms
#define DELETE_WINDOW_IDX 0 // index in wm_atoms[] for WM_DELETE_WINDOW
#define SAVE_YOURSELF_IDX 1 // index in wm_atoms[] for WM_SAVE_YOURSELF
#ifdef FEAT_XFONTSET
/*
* We either draw with a fontset (when current_fontset != NULL) or with a
* normal font (current_fontset == NULL, use gui.text_gc and gui.back_gc).
*/
static XFontSet current_fontset = NULL;
# if !defined(XDrawString)
# define XDrawString(dpy, win, gc, x, y, str, n) \
do \
{ \
if (current_fontset != NULL) \
XmbDrawString(dpy, win, current_fontset, gc, x, y, str, n); \
else \
XDrawString(dpy, win, gc, x, y, str, n); \
} while (0)
# endif
# if !defined(XDrawString16)
# define XDrawString16(dpy, win, gc, x, y, str, n) \
do \
{ \
if (current_fontset != NULL) \
XwcDrawString(dpy, win, current_fontset, gc, x, y, (wchar_t *)str, n); \
else \
XDrawString16(dpy, win, gc, x, y, (XChar2b *)str, n); \
} while (0)
# endif
# if !defined(XDrawImageString16)
# define XDrawImageString16(dpy, win, gc, x, y, str, n) \
do \
{ \
if (current_fontset != NULL) \
XwcDrawImageString(dpy, win, current_fontset, gc, x, y, (wchar_t *)str, n); \
else \
XDrawImageString16(dpy, win, gc, x, y, (XChar2b *)str, n); \
} while (0)
# endif
static int check_fontset_sanity(XFontSet fs);
static int fontset_width(XFontSet fs);
static int fontset_ascent(XFontSet fs);
#endif
static guicolor_T prev_fg_color = INVALCOLOR;
static guicolor_T prev_bg_color = INVALCOLOR;
static guicolor_T prev_sp_color = INVALCOLOR;
#if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
static XButtonPressedEvent last_mouse_event;
#endif
static void gui_x11_check_copy_area(void);
#ifdef FEAT_CLIENTSERVER
static void gui_x11_send_event_handler(Widget, XtPointer, XEvent *, Boolean *);
#endif
static void gui_x11_wm_protocol_handler(Widget, XtPointer, XEvent *, Boolean *);
static Cursor gui_x11_create_blank_mouse(void);
/*
* Keycodes recognized by vim.
* NOTE: when changing this, the table in gui_gtk_x11.c probably needs the
* same change!
*/
static struct specialkey
{
KeySym key_sym;
char_u vim_code0;
char_u vim_code1;
} special_keys[] =
{
{XK_Up, 'k', 'u'},
{XK_Down, 'k', 'd'},
{XK_Left, 'k', 'l'},
{XK_Right, 'k', 'r'},
{XK_F1, 'k', '1'},
{XK_F2, 'k', '2'},
{XK_F3, 'k', '3'},
{XK_F4, 'k', '4'},
{XK_F5, 'k', '5'},
{XK_F6, 'k', '6'},
{XK_F7, 'k', '7'},
{XK_F8, 'k', '8'},
{XK_F9, 'k', '9'},
{XK_F10, 'k', ';'},
{XK_F11, 'F', '1'},
{XK_F12, 'F', '2'},
{XK_F13, 'F', '3'},
{XK_F14, 'F', '4'},
{XK_F15, 'F', '5'},
{XK_F16, 'F', '6'},
{XK_F17, 'F', '7'},
{XK_F18, 'F', '8'},
{XK_F19, 'F', '9'},
{XK_F20, 'F', 'A'},
{XK_F21, 'F', 'B'},
{XK_F22, 'F', 'C'},
{XK_F23, 'F', 'D'},
{XK_F24, 'F', 'E'},
{XK_F25, 'F', 'F'},
{XK_F26, 'F', 'G'},
{XK_F27, 'F', 'H'},
{XK_F28, 'F', 'I'},
{XK_F29, 'F', 'J'},
{XK_F30, 'F', 'K'},
{XK_F31, 'F', 'L'},
{XK_F32, 'F', 'M'},
{XK_F33, 'F', 'N'},
{XK_F34, 'F', 'O'},
{XK_F35, 'F', 'P'}, // keysymdef.h defines up to F35
#ifdef SunXK_F36
{SunXK_F36, 'F', 'Q'},
{SunXK_F37, 'F', 'R'},
#endif
{XK_Help, '%', '1'},
{XK_Undo, '&', '8'},
{XK_BackSpace, 'k', 'b'},
{XK_Insert, 'k', 'I'},
{XK_Delete, 'k', 'D'},
{XK_Home, 'k', 'h'},
{XK_End, '@', '7'},
{XK_Prior, 'k', 'P'},
{XK_Next, 'k', 'N'},
{XK_Print, '%', '9'},
// Keypad keys:
#ifdef XK_KP_Left
{XK_KP_Left, 'k', 'l'},
{XK_KP_Right, 'k', 'r'},
{XK_KP_Up, 'k', 'u'},
{XK_KP_Down, 'k', 'd'},
{XK_KP_Insert, KS_EXTRA, (char_u)KE_KINS},
{XK_KP_Delete, KS_EXTRA, (char_u)KE_KDEL},
{XK_KP_Home, 'K', '1'},
{XK_KP_End, 'K', '4'},
{XK_KP_Prior, 'K', '3'},
{XK_KP_Next, 'K', '5'},
{XK_KP_Add, 'K', '6'},
{XK_KP_Subtract, 'K', '7'},
{XK_KP_Divide, 'K', '8'},
{XK_KP_Multiply, 'K', '9'},
{XK_KP_Enter, 'K', 'A'},
{XK_KP_Decimal, 'K', 'B'},
{XK_KP_0, 'K', 'C'},
{XK_KP_1, 'K', 'D'},
{XK_KP_2, 'K', 'E'},
{XK_KP_3, 'K', 'F'},
{XK_KP_4, 'K', 'G'},
{XK_KP_5, 'K', 'H'},
{XK_KP_6, 'K', 'I'},
{XK_KP_7, 'K', 'J'},
{XK_KP_8, 'K', 'K'},
{XK_KP_9, 'K', 'L'},
#endif
// End of list marker:
{(KeySym)0, 0, 0}
};
#define XtNboldFont "boldFont"
#define XtCBoldFont "BoldFont"
#define XtNitalicFont "italicFont"
#define XtCItalicFont "ItalicFont"
#define XtNboldItalicFont "boldItalicFont"
#define XtCBoldItalicFont "BoldItalicFont"
#define XtNscrollbarWidth "scrollbarWidth"
#define XtCScrollbarWidth "ScrollbarWidth"
#define XtNmenuHeight "menuHeight"
#define XtCMenuHeight "MenuHeight"
#define XtNmenuFont "menuFont"
#define XtCMenuFont "MenuFont"
#define XtNmenuFontSet "menuFontSet"
#define XtCMenuFontSet "MenuFontSet"
// Resources for setting the foreground and background colors of menus
#define XtNmenuBackground "menuBackground"
#define XtCMenuBackground "MenuBackground"
#define XtNmenuForeground "menuForeground"
#define XtCMenuForeground "MenuForeground"
// Resources for setting the foreground and background colors of scrollbars
#define XtNscrollBackground "scrollBackground"
#define XtCScrollBackground "ScrollBackground"
#define XtNscrollForeground "scrollForeground"
#define XtCScrollForeground "ScrollForeground"
// Resources for setting the foreground and background colors of tooltip
#define XtNtooltipBackground "tooltipBackground"
#define XtCTooltipBackground "TooltipBackground"
#define XtNtooltipForeground "tooltipForeground"
#define XtCTooltipForeground "TooltipForeground"
#define XtNtooltipFont "tooltipFont"
#define XtCTooltipFont "TooltipFont"
/*
* X Resources:
*/
static XtResource vim_resources[] =
{
{
XtNforeground,
XtCForeground,
XtRPixel,
sizeof(Pixel),
XtOffsetOf(gui_T, def_norm_pixel),
XtRString,
XtDefaultForeground
},
{
XtNbackground,
XtCBackground,
XtRPixel,
sizeof(Pixel),
XtOffsetOf(gui_T, def_back_pixel),
XtRString,
XtDefaultBackground
},
{
XtNfont,
XtCFont,
XtRString,
sizeof(String *),
XtOffsetOf(gui_T, rsrc_font_name),
XtRImmediate,
XtDefaultFont
},
{
XtNboldFont,
XtCBoldFont,
XtRString,
sizeof(String *),
XtOffsetOf(gui_T, rsrc_bold_font_name),
XtRImmediate,
""
},
{
XtNitalicFont,
XtCItalicFont,
XtRString,
sizeof(String *),
XtOffsetOf(gui_T, rsrc_ital_font_name),
XtRImmediate,
""
},
{
XtNboldItalicFont,
XtCBoldItalicFont,
XtRString,
sizeof(String *),
XtOffsetOf(gui_T, rsrc_boldital_font_name),
XtRImmediate,
""
},
{
XtNgeometry,
XtCGeometry,
XtRString,
sizeof(String *),
XtOffsetOf(gui_T, geom),
XtRImmediate,
""
},
{
XtNreverseVideo,
XtCReverseVideo,
XtRBool,
sizeof(Bool),
XtOffsetOf(gui_T, rsrc_rev_video),
XtRImmediate,
(XtPointer)False
},
{
XtNborderWidth,
XtCBorderWidth,
XtRInt,
sizeof(int),
XtOffsetOf(gui_T, border_width),
XtRImmediate,
(XtPointer)2
},
{
XtNscrollbarWidth,
XtCScrollbarWidth,
XtRInt,
sizeof(int),
XtOffsetOf(gui_T, scrollbar_width),
XtRImmediate,
(XtPointer)SB_DEFAULT_WIDTH
},
#ifdef FEAT_MENU
{
# ifdef FONTSET_ALWAYS
XtNmenuFontSet,
XtCMenuFontSet,
#else
XtNmenuFont,
XtCMenuFont,
#endif
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_menu_font_name),
XtRString,
DFLT_MENU_FONT
},
#endif
{
XtNmenuForeground,
XtCMenuForeground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_menu_fg_name),
XtRString,
DFLT_MENU_FG_COLOR
},
{
XtNmenuBackground,
XtCMenuBackground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_menu_bg_name),
XtRString,
DFLT_MENU_BG_COLOR
},
{
XtNscrollForeground,
XtCScrollForeground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_scroll_fg_name),
XtRString,
DFLT_SCROLL_FG_COLOR
},
{
XtNscrollBackground,
XtCScrollBackground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_scroll_bg_name),
XtRString,
DFLT_SCROLL_BG_COLOR
},
#ifdef FEAT_BEVAL_GUI
{
XtNtooltipForeground,
XtCTooltipForeground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_tooltip_fg_name),
XtRString,
DFLT_TOOLTIP_FG_COLOR
},
{
XtNtooltipBackground,
XtCTooltipBackground,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_tooltip_bg_name),
XtRString,
DFLT_TOOLTIP_BG_COLOR
},
{
XtNtooltipFont,
XtCTooltipFont,
XtRString,
sizeof(char *),
XtOffsetOf(gui_T, rsrc_tooltip_font_name),
XtRString,
DFLT_TOOLTIP_FONT
},
// This one may not be really needed?
{
"balloonEvalFontSet",
XtCFontSet,
XtRFontSet,
sizeof(XFontSet),
XtOffsetOf(gui_T, tooltip_fontset),
XtRImmediate,
(XtPointer)NOFONTSET
},
#endif // FEAT_BEVAL_GUI
#ifdef FEAT_XIM
{
"preeditType",
"PreeditType",
XtRString,
sizeof(char*),
XtOffsetOf(gui_T, rsrc_preedit_type_name),
XtRString,
(XtPointer)"OverTheSpot,OffTheSpot,Root"
},
{
"inputMethod",
"InputMethod",
XtRString,
sizeof(char*),
XtOffsetOf(gui_T, rsrc_input_method),
XtRString,
NULL
},
#endif // FEAT_XIM
};
/*
* This table holds all the X GUI command line options allowed. This includes
* the standard ones so that we can skip them when vim is started without the
* GUI (but the GUI might start up later).
* When changing this, also update doc/vim_gui.txt and the usage message!!!
*/
static XrmOptionDescRec cmdline_options[] =
{
// We handle these options ourselves
{"-bg", ".background", XrmoptionSepArg, NULL},
{"-background", ".background", XrmoptionSepArg, NULL},
{"-fg", ".foreground", XrmoptionSepArg, NULL},
{"-foreground", ".foreground", XrmoptionSepArg, NULL},
{"-fn", ".font", XrmoptionSepArg, NULL},
{"-font", ".font", XrmoptionSepArg, NULL},
{"-boldfont", ".boldFont", XrmoptionSepArg, NULL},
{"-italicfont", ".italicFont", XrmoptionSepArg, NULL},
{"-geom", ".geometry", XrmoptionSepArg, NULL},
{"-geometry", ".geometry", XrmoptionSepArg, NULL},
{"-reverse", "*reverseVideo", XrmoptionNoArg, "True"},
{"-rv", "*reverseVideo", XrmoptionNoArg, "True"},
{"+reverse", "*reverseVideo", XrmoptionNoArg, "False"},
{"+rv", "*reverseVideo", XrmoptionNoArg, "False"},
{"-display", ".display", XrmoptionSepArg, NULL},
{"-iconic", ".iconic", XrmoptionNoArg, "True"},
{"-name", ".name", XrmoptionSepArg, NULL},
{"-bw", ".borderWidth", XrmoptionSepArg, NULL},
{"-borderwidth", ".borderWidth", XrmoptionSepArg, NULL},
{"-sw", ".scrollbarWidth", XrmoptionSepArg, NULL},
{"-scrollbarwidth", ".scrollbarWidth", XrmoptionSepArg, NULL},
{"-mh", ".menuHeight", XrmoptionSepArg, NULL},
{"-menuheight", ".menuHeight", XrmoptionSepArg, NULL},
#ifdef FONTSET_ALWAYS
{"-mf", ".menuFontSet", XrmoptionSepArg, NULL},
{"-menufont", ".menuFontSet", XrmoptionSepArg, NULL},
{"-menufontset", ".menuFontSet", XrmoptionSepArg, NULL},
#else
{"-mf", ".menuFont", XrmoptionSepArg, NULL},
{"-menufont", ".menuFont", XrmoptionSepArg, NULL},
#endif
{"-xrm", NULL, XrmoptionResArg, NULL}
};
static int gui_argc = 0;
static char **gui_argv = NULL;
/*
* Call-back routines.
*/
static void
gui_x11_timer_cb(
XtPointer timed_out,
XtIntervalId *interval_id UNUSED)
{
*((int *)timed_out) = TRUE;
}
#ifdef FEAT_JOB_CHANNEL
static void
channel_poll_cb(
XtPointer client_data,
XtIntervalId *interval_id UNUSED)
{
XtIntervalId *channel_timer = (XtIntervalId *)client_data;
// Using an event handler for a channel that may be disconnected does
// not work, it hangs. Instead poll for messages.
channel_handle_events(TRUE);
parse_queued_messages();
// repeat
*channel_timer = XtAppAddTimeOut(app_context, (long_u)20,
channel_poll_cb, client_data);
}
#endif
static void
gui_x11_visibility_cb(
Widget w UNUSED,
XtPointer dud UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
if (event->type != VisibilityNotify)
return;
gui.visibility = event->xvisibility.state;
/*
* When we do an XCopyArea(), and the window is partially obscured, we want
* to receive an event to tell us whether it worked or not.
*/
XSetGraphicsExposures(gui.dpy, gui.text_gc,
gui.visibility != VisibilityUnobscured);
// This is needed for when redrawing is slow.
gui_mch_update();
}
static void
gui_x11_expose_cb(
Widget w UNUSED,
XtPointer dud UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
XExposeEvent *gevent;
int new_x;
if (event->type != Expose)
return;
out_flush(); // make sure all output has been processed
gevent = (XExposeEvent *)event;
gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
new_x = FILL_X(0);
// Clear the border areas if needed
if (gevent->x < new_x)
XClearArea(gui.dpy, gui.wid, 0, 0, new_x, 0, False);
if (gevent->y < FILL_Y(0))
XClearArea(gui.dpy, gui.wid, 0, 0, 0, FILL_Y(0), False);
if (gevent->x > FILL_X(Columns))
XClearArea(gui.dpy, gui.wid, FILL_X((int)Columns), 0, 0, 0, False);
if (gevent->y > FILL_Y(Rows))
XClearArea(gui.dpy, gui.wid, 0, FILL_Y((int)Rows), 0, 0, False);
// This is needed for when redrawing is slow.
gui_mch_update();
}
#if (defined(FEAT_NETBEANS_INTG) && defined(FEAT_GUI_MOTIF)) || defined(PROTO)
/*
* This function fills in the XRectangle object with the current x,y
* coordinates and height, width so that an XtVaSetValues to the same shell of
* those resources will restore the window to its former position and
* dimensions.
*
* Note: This function may fail, in which case the XRectangle will be
* unchanged. Be sure to have the XRectangle set with the proper values for a
* failed condition prior to calling this function.
*/
static void
shellRectangle(Widget shell, XRectangle *r)
{
Window rootw, shellw, child, parentw;
int absx, absy;
XWindowAttributes a;
Window *children;
unsigned int childrenCount;
shellw = XtWindow(shell);
if (shellw == 0)
return;
for (;;)
{
XQueryTree(XtDisplay(shell), shellw, &rootw, &parentw,
&children, &childrenCount);
XFree(children);
if (parentw == rootw)
break;
shellw = parentw;
}
XGetWindowAttributes(XtDisplay(shell), shellw, &a);
XTranslateCoordinates(XtDisplay(shell), shellw, a.root, 0, 0,
&absx, &absy, &child);
r->x = absx;
r->y = absy;
XtVaGetValues(shell, XmNheight, &r->height, XmNwidth, &r->width, NULL);
}
#endif
static void
gui_x11_resize_window_cb(
Widget w UNUSED,
XtPointer dud UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
static int lastWidth, lastHeight;
if (event->type != ConfigureNotify)
return;
if (event->xconfigure.width != lastWidth
|| event->xconfigure.height != lastHeight)
{
lastWidth = event->xconfigure.width;
lastHeight = event->xconfigure.height;
gui_resize_shell(event->xconfigure.width, event->xconfigure.height
#ifdef FEAT_XIM
- xim_get_status_area_height()
#endif
);
}
#if defined(FEAT_NETBEANS_INTG) && defined(FEAT_GUI_MOTIF)
if (netbeans_active())
{
XRectangle rec;
shellRectangle(w, &rec);
netbeans_frame_moved(rec.x, rec.y);
}
#endif
#ifdef FEAT_XIM
xim_set_preedit();
#endif
}
static void
gui_x11_focus_change_cb(
Widget w UNUSED,
XtPointer data UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
gui_focus_change(event->type == FocusIn);
}
static void
gui_x11_enter_cb(
Widget w UNUSED,
XtPointer data UNUSED,
XEvent *event UNUSED,
Boolean *dum UNUSED)
{
gui_focus_change(TRUE);
}
static void
gui_x11_leave_cb(
Widget w UNUSED,
XtPointer data UNUSED,
XEvent *event UNUSED,
Boolean *dum UNUSED)
{
gui_focus_change(FALSE);
}
#if defined(X_HAVE_UTF8_STRING)
# if X_HAVE_UTF8_STRING
# define USE_UTF8LOOKUP
# endif
#endif
void
gui_x11_key_hit_cb(
Widget w UNUSED,
XtPointer dud UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
XKeyPressedEvent *ev_press;
#ifdef FEAT_XIM
char_u string2[256];
char_u string_shortbuf[256];
char_u *string = string_shortbuf;
Boolean string_alloced = False;
Status status;
#else
char_u string[4], string2[3];
#endif
KeySym key_sym;
int len;
int i;
int modifiers;
int key;
ev_press = (XKeyPressedEvent *)event;
#ifdef FEAT_XIM
if (xic)
{
# ifdef USE_UTF8LOOKUP
// XFree86 4.0.2 or newer: Be able to get UTF-8 characters even when
// the locale isn't utf-8.
if (enc_utf8)
len = Xutf8LookupString(xic, ev_press, (char *)string,
sizeof(string_shortbuf), &key_sym, &status);
else
# endif
len = XmbLookupString(xic, ev_press, (char *)string,
sizeof(string_shortbuf), &key_sym, &status);
if (status == XBufferOverflow)
{
string = (char_u *)XtMalloc(len + 1);
string_alloced = True;
# ifdef USE_UTF8LOOKUP
// XFree86 4.0.2 or newer: Be able to get UTF-8 characters even
// when the locale isn't utf-8.
if (enc_utf8)
len = Xutf8LookupString(xic, ev_press, (char *)string,
len, &key_sym, &status);
else
# endif
len = XmbLookupString(xic, ev_press, (char *)string,
len, &key_sym, &status);
}
if (status == XLookupNone || status == XLookupChars)
key_sym = XK_VoidSymbol;
// Do conversion from 'termencoding' to 'encoding'. When using
// Xutf8LookupString() it has already been done.
if (len > 0 && input_conv.vc_type != CONV_NONE
# ifdef USE_UTF8LOOKUP
&& !enc_utf8
# endif
)
{
int maxlen = len * 4 + 40; // guessed
char_u *p = (char_u *)XtMalloc(maxlen);
mch_memmove(p, string, len);
if (string_alloced)
XtFree((char *)string);
string = p;
string_alloced = True;
len = convert_input(p, len, maxlen);
}
// Translate CSI to K_CSI, otherwise it could be recognized as the
// start of a special key.
for (i = 0; i < len; ++i)
if (string[i] == CSI)
{
char_u *p = (char_u *)XtMalloc(len + 3);
mch_memmove(p, string, i + 1);
p[i + 1] = KS_EXTRA;
p[i + 2] = (int)KE_CSI;
mch_memmove(p + i + 3, string + i + 1, len - i);
if (string_alloced)
XtFree((char *)string);
string = p;
string_alloced = True;
i += 2;
len += 2;
}
}
else
#endif
len = XLookupString(ev_press, (char *)string, sizeof(string),
&key_sym, NULL);
#ifdef SunXK_F36
/*
* These keys have bogus lookup strings, and trapping them here is
* easier than trying to XRebindKeysym() on them with every possible
* combination of modifiers.
*/
if (key_sym == SunXK_F36 || key_sym == SunXK_F37)
len = 0;
#endif
if (key_sym == XK_space)
string[0] = ' '; // Otherwise Ctrl-Space doesn't work
/*
* Only on some machines ^_ requires Ctrl+Shift+minus. For consistency,
* allow just Ctrl+minus too.
*/
if (key_sym == XK_minus && (ev_press->state & ControlMask))
string[0] = Ctrl__;
#ifdef XK_ISO_Left_Tab
// why do we get XK_ISO_Left_Tab instead of XK_Tab for shift-tab?
if (key_sym == XK_ISO_Left_Tab)
{
key_sym = XK_Tab;
string[0] = TAB;
len = 1;
}
#endif
// We used to apply Alt/Meta to the key here (Mod1Mask), but that is now
// done later, the same as it happens for the terminal. Hopefully that
// works for everybody...
if (len == 1 && string[0] == CSI)
{
string[1] = KS_EXTRA;
string[2] = (int)KE_CSI;
len = -3;
}
// Check for special keys. Also do this when len == 1 (key has an ASCII
// value) to detect backspace, delete and keypad keys.
if (len == 0 || len == 1)
{
for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
{
if (special_keys[i].key_sym == key_sym)
{
string[0] = CSI;
string[1] = special_keys[i].vim_code0;
string[2] = special_keys[i].vim_code1;
len = -3;
break;
}
}
}
// Unrecognised key is ignored.
if (len == 0)
goto theend;
// Handle modifiers.
modifiers = 0;
if (ev_press->state & ShiftMask)
modifiers |= MOD_MASK_SHIFT;
if (ev_press->state & ControlMask)
{
modifiers |= MOD_MASK_CTRL;
if (len == 1 && string[0] < 0x20)
// Use the character before applyng CTRL.
string[0] += 0x40;
}
if (ev_press->state & Mod1Mask)
modifiers |= MOD_MASK_ALT;
if (ev_press->state & Mod4Mask)
modifiers |= MOD_MASK_META;
/*
* For some keys a shift modifier is translated into another key
* code.
*/
if (len == -3)
key = TO_SPECIAL(string[1], string[2]);
else
{
string[len] = NUL;
key = mb_ptr2char(string);
}
key = simplify_key(key, &modifiers);
if (key == CSI)
key = K_CSI;
if (IS_SPECIAL(key))
{
string[0] = CSI;
string[1] = K_SECOND(key);
string[2] = K_THIRD(key);
len = 3;
}
else
{
// Some keys need adjustment when the Ctrl modifier is used.
key = may_adjust_key_for_ctrl(modifiers, key);
len = mb_char2bytes(key, string);
// Remove the SHIFT modifier for keys where it's already included,
// e.g., '(', '!' and '*'.
modifiers = may_remove_shift_modifier(modifiers, key);
}
if (modifiers != 0)
{
string2[0] = CSI;
string2[1] = KS_MODIFIER;
string2[2] = modifiers;
add_to_input_buf(string2, 3);
}
// Check if the key interrupts.
{
int int_ch = check_for_interrupt(key, modifiers);
if (int_ch != NUL)
{
trash_input_buf();
string[0] = int_ch;
len = 1;
}
}
add_to_input_buf(string, len);
/*
* blank out the pointer if necessary
*/
if (p_mh)
gui_mch_mousehide(TRUE);
#if defined(FEAT_BEVAL_TIP)
{
BalloonEval *be;
if ((be = gui_mch_currently_showing_beval()) != NULL)
gui_mch_unpost_balloon(be);
}
#endif
theend:
{} // some compilers need a statement here
#ifdef FEAT_XIM
if (string_alloced)
XtFree((char *)string);
#endif
}
static void
gui_x11_mouse_cb(
Widget w UNUSED,
XtPointer dud UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
static XtIntervalId timer = (XtIntervalId)0;
static int timed_out = TRUE;
int button;
int repeated_click = FALSE;
int x, y;
int_u x_modifiers;
int_u vim_modifiers;
if (event->type == MotionNotify)
{
// Get the latest position, avoids lagging behind on a drag.
x = event->xmotion.x;
y = event->xmotion.y;
x_modifiers = event->xmotion.state;
button = (x_modifiers & (Button1Mask | Button2Mask | Button3Mask))
? MOUSE_DRAG : ' ';
/*
* if our pointer is currently hidden, then we should show it.
*/
gui_mch_mousehide(FALSE);
if (button != MOUSE_DRAG) // just moving the rodent
{
#ifdef FEAT_MENU
if (dud) // moved in vimForm
y -= gui.menu_height;
#endif
gui_mouse_moved(x, y);
return;
}
}
else
{
x = event->xbutton.x;
y = event->xbutton.y;
if (event->type == ButtonPress)
{
// Handle multiple clicks
if (!timed_out)
{
XtRemoveTimeOut(timer);
repeated_click = TRUE;
}
timed_out = FALSE;
timer = XtAppAddTimeOut(app_context, (long_u)p_mouset,
gui_x11_timer_cb, &timed_out);
switch (event->xbutton.button)
{
// keep in sync with gui_gtk_x11.c
case Button1: button = MOUSE_LEFT; break;
case Button2: button = MOUSE_MIDDLE; break;
case Button3: button = MOUSE_RIGHT; break;
case Button4: button = MOUSE_4; break;
case Button5: button = MOUSE_5; break;
case 6: button = MOUSE_7; break;
case 7: button = MOUSE_6; break;
case 8: button = MOUSE_X1; break;
case 9: button = MOUSE_X2; break;
default:
return; // Unknown button
}
}
else if (event->type == ButtonRelease)
button = MOUSE_RELEASE;
else
return; // Unknown mouse event type
x_modifiers = event->xbutton.state;
#if defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)
last_mouse_event = event->xbutton;
#endif
}
vim_modifiers = 0x0;
if (x_modifiers & ShiftMask)
vim_modifiers |= MOUSE_SHIFT;
if (x_modifiers & ControlMask)
vim_modifiers |= MOUSE_CTRL;
if (x_modifiers & Mod1Mask) // Alt or Meta key
vim_modifiers |= MOUSE_ALT;
gui_send_mouse_event(button, x, y, repeated_click, vim_modifiers);
}
/*
* End of call-back routines
*/
/*
* Parse the GUI related command-line arguments. Any arguments used are
* deleted from argv, and *argc is decremented accordingly. This is called
* when vim is started, whether or not the GUI has been started.
*/
void
gui_mch_prepare(int *argc, char **argv)
{
int arg;
int i;
/*
* Move all the entries in argv which are relevant to X into gui_argv.
*/
gui_argc = 0;
gui_argv = LALLOC_MULT(char *, *argc);
if (gui_argv == NULL)
return;
gui_argv[gui_argc++] = argv[0];
arg = 1;
while (arg < *argc)
{
// Look for argv[arg] in cmdline_options[] table
for (i = 0; i < (int)XtNumber(cmdline_options); i++)
if (strcmp(argv[arg], cmdline_options[i].option) == 0)
break;
if (i < (int)XtNumber(cmdline_options))
{
// Remember finding "-rv" or "-reverse"
if (strcmp("-rv", argv[arg]) == 0
|| strcmp("-reverse", argv[arg]) == 0)
found_reverse_arg = TRUE;
else if ((strcmp("-fn", argv[arg]) == 0
|| strcmp("-font", argv[arg]) == 0)
&& arg + 1 < *argc)
font_argument = argv[arg + 1];
// Found match in table, so move it into gui_argv
gui_argv[gui_argc++] = argv[arg];
if (--*argc > arg)
{
mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
* sizeof(char *));
if (cmdline_options[i].argKind != XrmoptionNoArg)
{
// Move the options argument as well
gui_argv[gui_argc++] = argv[arg];
if (--*argc > arg)
mch_memmove(&argv[arg], &argv[arg + 1], (*argc - arg)
* sizeof(char *));
}
}
argv[*argc] = NULL;
}
else
#ifdef FEAT_NETBEANS_INTG
if (strncmp("-nb", argv[arg], 3) == 0)
{
gui.dofork = FALSE; // don't fork() when starting GUI
netbeansArg = argv[arg];
mch_memmove(&argv[arg], &argv[arg + 1],
(--*argc - arg) * sizeof(char *));
argv[*argc] = NULL;
}
else
#endif
arg++;
}
}
#ifndef XtSpecificationRelease
# define CARDINAL (Cardinal *)
#else
# if XtSpecificationRelease == 4
# define CARDINAL (Cardinal *)
# else
# define CARDINAL (int *)
# endif
#endif
/*
* Check if the GUI can be started. Called before gvimrc is sourced.
* Return OK or FAIL.
*/
int
gui_mch_init_check(void)
{
#ifdef FEAT_XIM
XtSetLanguageProc(NULL, NULL, NULL);
#endif
open_app_context();
if (app_context != NULL)
gui.dpy = XtOpenDisplay(app_context, 0, VIM_NAME, VIM_CLASS,
cmdline_options, XtNumber(cmdline_options),
CARDINAL &gui_argc, gui_argv);
# if defined(LC_NUMERIC)
{
// The call to XtOpenDisplay() may have set the locale from the
// environment. Set LC_NUMERIC to "C" to make sure that strtod() uses a
// decimal point, not a comma.
char *p = setlocale(LC_NUMERIC, NULL);
if (p == NULL || strcmp(p, "C") != 0)
setlocale(LC_NUMERIC, "C");
}
# endif
if (app_context == NULL || gui.dpy == NULL)
{
gui.dying = TRUE;
emsg(_(e_cannot_open_display));
return FAIL;
}
return OK;
}
#ifdef USE_XSMP
/*
* Handle XSMP processing, de-registering the attachment upon error
*/
static XtInputId _xsmp_xtinputid;
static void
local_xsmp_handle_requests(
XtPointer c UNUSED,
int *s UNUSED,
XtInputId *i UNUSED)
{
if (xsmp_handle_requests() == FAIL)
XtRemoveInput(_xsmp_xtinputid);
}
#endif
/*
* Initialise the X GUI. Create all the windows, set up all the call-backs etc.
* Returns OK for success, FAIL when the GUI can't be started.
*/
int
gui_mch_init(void)
{
XtGCMask gc_mask;
XGCValues gc_vals;
int x, y, mask;
unsigned w, h;
#if 0
// Uncomment this to enable synchronous mode for debugging
XSynchronize(gui.dpy, True);
#endif
vimShell = XtVaAppCreateShell(VIM_NAME, VIM_CLASS,
applicationShellWidgetClass, gui.dpy, NULL);
/*
* Get the application resources
*/
XtVaGetApplicationResources(vimShell, (XtPointer)&gui,
vim_resources, XtNumber(vim_resources), NULL);
gui.scrollbar_height = gui.scrollbar_width;
/*
* Get the colors ourselves. Using the automatic conversion doesn't
* handle looking for approximate colors.
*/
gui.menu_fg_pixel = gui_get_color((char_u *)gui.rsrc_menu_fg_name);
gui.menu_bg_pixel = gui_get_color((char_u *)gui.rsrc_menu_bg_name);
gui.scroll_fg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_fg_name);
gui.scroll_bg_pixel = gui_get_color((char_u *)gui.rsrc_scroll_bg_name);
#ifdef FEAT_BEVAL_GUI
gui.tooltip_fg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_fg_name);
gui.tooltip_bg_pixel = gui_get_color((char_u *)gui.rsrc_tooltip_bg_name);
#endif
// Set default foreground and background colours
gui.norm_pixel = gui.def_norm_pixel;
gui.back_pixel = gui.def_back_pixel;
// Check if reverse video needs to be applied (on Sun it's done by X)
if (gui.rsrc_rev_video && gui_get_lightness(gui.back_pixel)
> gui_get_lightness(gui.norm_pixel))
{
gui.norm_pixel = gui.def_back_pixel;
gui.back_pixel = gui.def_norm_pixel;
gui.def_norm_pixel = gui.norm_pixel;
gui.def_back_pixel = gui.back_pixel;
}
// Get the colors from the "Normal", "Tooltip", "Scrollbar" and "Menu"
// group (set in syntax.c or in a vimrc file)
set_normal_colors();
/*
* Check that none of the colors are the same as the background color
*/
gui_check_colors();
/*
* Set up the GCs. The font attributes will be set in gui_init_font().
*/
gc_mask = GCForeground | GCBackground;
gc_vals.foreground = gui.norm_pixel;
gc_vals.background = gui.back_pixel;
gui.text_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
gc_vals.foreground = gui.back_pixel;
gc_vals.background = gui.norm_pixel;
gui.back_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
gc_mask |= GCFunction;
gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
gc_vals.function = GXxor;
gui.invert_gc = XtGetGC(vimShell, gc_mask, &gc_vals);
gui.visibility = VisibilityUnobscured;
x11_setup_atoms(gui.dpy);
if (gui_win_x != -1 && gui_win_y != -1)
gui_mch_set_winpos(gui_win_x, gui_win_y);
// Now adapt the supplied(?) geometry-settings
// Added by Kjetil Jacobsen <kjetilja@stud.cs.uit.no>
if (gui.geom != NULL && *gui.geom != NUL)
{
mask = XParseGeometry((char *)gui.geom, &x, &y, &w, &h);
if (mask & WidthValue)
Columns = w;
if (mask & HeightValue)
{
if (p_window > (long)h - 1 || !option_was_set((char_u *)"window"))
p_window = h - 1;
Rows = h;
}
limit_screen_size();
/*
* Set the (x,y) position of the main window only if specified in the
* users geometry, so we get good defaults when they don't. This needs
* to be done before the shell is popped up.
*/
if (mask & (XValue|YValue))
XtVaSetValues(vimShell, XtNgeometry, gui.geom, NULL);
}
gui_x11_create_widgets();
/*
* Add an icon to Vim (Marcel Douben: 11 May 1998).
*/
if (vim_strchr(p_go, GO_ICON) != NULL)
{
#ifndef HAVE_XPM
# include "vim_icon.xbm"
# include "vim_mask.xbm"
Arg arg[2];
XtSetArg(arg[0], XtNiconPixmap,
XCreateBitmapFromData(gui.dpy,
DefaultRootWindow(gui.dpy),
(char *)vim_icon_bits,
vim_icon_width,
vim_icon_height));
XtSetArg(arg[1], XtNiconMask,
XCreateBitmapFromData(gui.dpy,
DefaultRootWindow(gui.dpy),
(char *)vim_mask_icon_bits,
vim_mask_icon_width,
vim_mask_icon_height));
XtSetValues(vimShell, arg, (Cardinal)2);
#else
// Use Pixmaps, looking much nicer.
# include "../runtime/vim32x32.xpm"
# include "../runtime/vim16x16.xpm"
# include "../runtime/vim48x48.xpm"
static Pixmap icon = 0;
static Pixmap icon_mask = 0;
static char **magick = vim32x32;
Window root_window;
XIconSize *size;
int number_sizes;
Display *dsp;
Screen *scr;
XpmAttributes attr;
Colormap cmap;
/*
* Adjust the icon to the preferences of the actual window manager.
*/
root_window = XRootWindowOfScreen(XtScreen(vimShell));
if (XGetIconSizes(XtDisplay(vimShell), root_window,
&size, &number_sizes) != 0)
{
if (number_sizes > 0)
{
if (size->max_height >= 48 && size->max_width >= 48)
magick = vim48x48;
else if (size->max_height >= 32 && size->max_width >= 32)
magick = vim32x32;
else if (size->max_height >= 16 && size->max_width >= 16)
magick = vim16x16;
}
}
dsp = XtDisplay(vimShell);
scr = XtScreen(vimShell);
cmap = DefaultColormap(dsp, DefaultScreen(dsp));
XtVaSetValues(vimShell, XtNcolormap, cmap, NULL);
attr.valuemask = 0L;
attr.valuemask = XpmCloseness | XpmReturnPixels | XpmColormap | XpmDepth;
attr.closeness = 65535; // accuracy isn't crucial
attr.colormap = cmap;
attr.depth = DefaultDepthOfScreen(scr);
if (!icon)
{
XpmCreatePixmapFromData(dsp, root_window, magick, &icon,
&icon_mask, &attr);
XpmFreeAttributes(&attr);
}
XtVaSetValues(vimShell, XmNiconPixmap, icon, XmNiconMask, icon_mask, NULL);
#endif
}
if (gui.color_approx)
emsg(_(e_cannot_allocate_colormap_entry_some_colors_may_be_incorrect));
#ifdef FEAT_BEVAL_GUI
gui_init_tooltip_font();
#endif
#ifdef FEAT_MENU
gui_init_menu_font();
#endif
#ifdef USE_XSMP
// Attach listener on ICE connection
if (-1 != xsmp_icefd)
_xsmp_xtinputid = XtAppAddInput(app_context, xsmp_icefd,
(XtPointer)XtInputReadMask, local_xsmp_handle_requests, NULL);
#endif
return OK;
}
/*
* Called when starting the GUI fails after calling gui_mch_init().
*/
void
gui_mch_uninit(void)
{
gui_x11_destroy_widgets();
XtCloseDisplay(gui.dpy);
gui.dpy = NULL;
vimShell = (Widget)0;
VIM_CLEAR(gui_argv);
}
/*
* Called when the foreground or background color has been changed.
*/
void
gui_mch_new_colors(void)
{
long_u gc_mask;
XGCValues gc_vals;
gc_mask = GCForeground | GCBackground;
gc_vals.foreground = gui.norm_pixel;
gc_vals.background = gui.back_pixel;
if (gui.text_gc != NULL)
XChangeGC(gui.dpy, gui.text_gc, gc_mask, &gc_vals);
gc_vals.foreground = gui.back_pixel;
gc_vals.background = gui.norm_pixel;
if (gui.back_gc != NULL)
XChangeGC(gui.dpy, gui.back_gc, gc_mask, &gc_vals);
gc_mask |= GCFunction;
gc_vals.foreground = gui.norm_pixel ^ gui.back_pixel;
gc_vals.background = gui.norm_pixel ^ gui.back_pixel;
gc_vals.function = GXxor;
if (gui.invert_gc != NULL)
XChangeGC(gui.dpy, gui.invert_gc, gc_mask, &gc_vals);
gui_x11_set_back_color();
}
/*
* Open the GUI window which was created by a call to gui_mch_init().
*/
int
gui_mch_open(void)
{
// Actually open the window
XtRealizeWidget(vimShell);
XtManageChild(XtNameToWidget(vimShell, "*vimForm"));
gui.wid = gui_x11_get_wid();
gui.blank_pointer = gui_x11_create_blank_mouse();
/*
* Add a callback for the Close item on the window managers menu, and the
* save-yourself event.
*/
wm_atoms[SAVE_YOURSELF_IDX] =
XInternAtom(gui.dpy, "WM_SAVE_YOURSELF", False);
wm_atoms[DELETE_WINDOW_IDX] =
XInternAtom(gui.dpy, "WM_DELETE_WINDOW", False);
XSetWMProtocols(gui.dpy, XtWindow(vimShell), wm_atoms, 2);
XtAddEventHandler(vimShell, NoEventMask, True, gui_x11_wm_protocol_handler,
NULL);
#ifdef HAVE_X11_XMU_EDITRES_H
/*
* Enable editres protocol (see "man editres").
* Usually will need to add -lXmu to the linker line as well.
*/
XtAddEventHandler(vimShell, (EventMask)0, True, _XEditResCheckMessages,
(XtPointer)NULL);
#endif
#ifdef FEAT_CLIENTSERVER
if (serverName == NULL && serverDelayedStartName != NULL)
{
// This is a :gui command in a plain vim with no previous server
commWindow = XtWindow(vimShell);
(void)serverRegisterName(gui.dpy, serverDelayedStartName);
}
else
{
/*
* Cannot handle "widget-less" windows with XtProcessEvent() we'll
* have to change the "server" registration to that of the main window
* If we have not registered a name yet, remember the window
*/
serverChangeRegisteredWindow(gui.dpy, XtWindow(vimShell));
}
XtAddEventHandler(vimShell, PropertyChangeMask, False,
gui_x11_send_event_handler, NULL);
#endif
// Get the colors for the highlight groups (gui_check_colors() might have
// changed them)
highlight_gui_started(); // re-init colors and fonts
#ifdef FEAT_XIM
xim_init();
#endif
return OK;
}
#if defined(FEAT_BEVAL_GUI) || defined(PROTO)
/*
* Convert the tooltip fontset name to an XFontSet.
*/
void
gui_init_tooltip_font(void)
{
XrmValue from, to;
from.addr = (char *)gui.rsrc_tooltip_font_name;
from.size = strlen(from.addr);
to.addr = (XtPointer)&gui.tooltip_fontset;
to.size = sizeof(XFontSet);
if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
{
// Failed. What to do?
}
}
#endif
#if defined(FEAT_MENU) || defined(PROTO)
// Convert the menu font/fontset name to an XFontStruct/XFontset
void
gui_init_menu_font(void)
{
XrmValue from, to;
#ifdef FONTSET_ALWAYS
from.addr = (char *)gui.rsrc_menu_font_name;
from.size = strlen(from.addr);
to.addr = (XtPointer)&gui.menu_fontset;
to.size = sizeof(GuiFontset);
if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontSet, &to) == False)
{
// Failed. What to do?
}
#else
from.addr = (char *)gui.rsrc_menu_font_name;
from.size = strlen(from.addr);
to.addr = (XtPointer)&gui.menu_font;
to.size = sizeof(GuiFont);
if (XtConvertAndStore(vimShell, XtRString, &from, XtRFontStruct, &to) == False)
{
// Failed. What to do?
}
#endif
}
#endif
void
gui_mch_exit(int rc UNUSED)
{
#if 0
// Lesstif gives an error message here, and so does Solaris. The man page
// says that this isn't needed when exiting, so just skip it.
XtCloseDisplay(gui.dpy);
#endif
VIM_CLEAR(gui_argv);
}
/*
* Get the position of the top left corner of the window.
*/
int
gui_mch_get_winpos(int *x, int *y)
{
Dimension xpos, ypos;
XtVaGetValues(vimShell,
XtNx, &xpos,
XtNy, &ypos,
NULL);
*x = xpos;
*y = ypos;
return OK;
}
/*
* Set the position of the top left corner of the window to the given
* coordinates.
*/
void
gui_mch_set_winpos(int x, int y)
{
XtVaSetValues(vimShell,
XtNx, x,
XtNy, y,
NULL);
}
void
gui_mch_set_shellsize(
int width,
int height,
int min_width,
int min_height,
int base_width,
int base_height,
int direction UNUSED)
{
#ifdef FEAT_XIM
height += xim_get_status_area_height(),
#endif
XtVaSetValues(vimShell,
XtNwidthInc, gui.char_width,
XtNheightInc, gui.char_height,
#if defined(XtSpecificationRelease) && XtSpecificationRelease >= 4
XtNbaseWidth, base_width,
XtNbaseHeight, base_height,
#endif
XtNminWidth, min_width,
XtNminHeight, min_height,
XtNwidth, width,
XtNheight, height,
NULL);
}
/*
* Allow 10 pixels for horizontal borders, 'guiheadroom' for vertical borders.
* Is there no way in X to find out how wide the borders really are?
*/
void
gui_mch_get_screen_dimensions(
int *screen_w,
int *screen_h)
{
*screen_w = DisplayWidth(gui.dpy, DefaultScreen(gui.dpy)) - 10;
*screen_h = DisplayHeight(gui.dpy, DefaultScreen(gui.dpy)) - p_ghr;
}
/*
* Initialise vim to use the font "font_name". If it's NULL, pick a default
* font.
* If "fontset" is TRUE, load the "font_name" as a fontset.
* Return FAIL if the font could not be loaded, OK otherwise.
*/
int
gui_mch_init_font(
char_u *font_name,
int do_fontset UNUSED)
{
XFontStruct *font = NULL;
#ifdef FEAT_XFONTSET
XFontSet fontset = NULL;
#endif
#ifdef FEAT_GUI_MOTIF
// A font name equal "*" is indicating, that we should activate the font
// selection dialogue to get a new font name. So let us do it here.
if (font_name != NULL && STRCMP(font_name, "*") == 0)
{
font_name = gui_xm_select_font(hl_get_font_name());
// Do not reset to default font except on GUI startup.
if (font_name == NULL && !gui.starting)
return OK;
}
#endif
#ifdef FEAT_XFONTSET
if (do_fontset)
{
// If 'guifontset' is set, VIM treats all font specifications as if
// they were fontsets, and 'guifontset' becomes the default.
if (font_name != NULL)
{
fontset = (XFontSet)gui_mch_get_fontset(font_name, FALSE, TRUE);
if (fontset == NULL)
return FAIL;
}
}
else
#endif
{
if (font_name == NULL)
{
/*
* If none of the fonts in 'font' could be loaded, try the one set
* in the X resource, and finally just try using DFLT_FONT, which
* will hopefully always be there.
*/
font_name = gui.rsrc_font_name;
font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
if (font == NULL)
font_name = (char_u *)DFLT_FONT;
}
if (font == NULL)
font = (XFontStruct *)gui_mch_get_font(font_name, FALSE);
if (font == NULL)
return FAIL;
}
gui_mch_free_font(gui.norm_font);
#ifdef FEAT_XFONTSET
gui_mch_free_fontset(gui.fontset);
if (fontset != NULL)
{
gui.norm_font = NOFONT;
gui.fontset = (GuiFontset)fontset;
gui.char_width = fontset_width(fontset);
gui.char_height = fontset_height(fontset) + p_linespace;
gui.char_ascent = fontset_ascent(fontset) + p_linespace / 2;
}
else
#endif
{
gui.norm_font = (GuiFont)font;
#ifdef FEAT_XFONTSET
gui.fontset = NOFONTSET;
#endif
gui.char_width = font->max_bounds.width;
gui.char_height = font->ascent + font->descent + p_linespace;
gui.char_ascent = font->ascent + p_linespace / 2;
}
hl_set_font_name(font_name);
/*
* Try to load other fonts for bold, italic, and bold-italic.
* We should also try to work out what font to use for these when they are
* not specified by X resources, but we don't yet.
*/
if (font_name == gui.rsrc_font_name)
{
if (gui.bold_font == NOFONT
&& gui.rsrc_bold_font_name != NULL
&& *gui.rsrc_bold_font_name != NUL)
gui.bold_font = gui_mch_get_font(gui.rsrc_bold_font_name, FALSE);
if (gui.ital_font == NOFONT
&& gui.rsrc_ital_font_name != NULL
&& *gui.rsrc_ital_font_name != NUL)
gui.ital_font = gui_mch_get_font(gui.rsrc_ital_font_name, FALSE);
if (gui.boldital_font == NOFONT
&& gui.rsrc_boldital_font_name != NULL
&& *gui.rsrc_boldital_font_name != NUL)
gui.boldital_font = gui_mch_get_font(gui.rsrc_boldital_font_name,
FALSE);
}
else
{
// When not using the font specified by the resources, also don't use
// the bold/italic fonts, otherwise setting 'guifont' will look very
// strange.
if (gui.bold_font != NOFONT)
{
XFreeFont(gui.dpy, (XFontStruct *)gui.bold_font);
gui.bold_font = NOFONT;
}
if (gui.ital_font != NOFONT)
{
XFreeFont(gui.dpy, (XFontStruct *)gui.ital_font);
gui.ital_font = NOFONT;
}
if (gui.boldital_font != NOFONT)
{
XFreeFont(gui.dpy, (XFontStruct *)gui.boldital_font);
gui.boldital_font = NOFONT;
}
}
#ifdef FEAT_GUI_MOTIF
gui_motif_synch_fonts();
#endif
return OK;
}
/*
* Get a font structure for highlighting.
*/
GuiFont
gui_mch_get_font(char_u *name, int giveErrorIfMissing)
{
XFontStruct *font;
if (!gui.in_use || name == NULL) // can't do this when GUI not running
return NOFONT;
font = XLoadQueryFont(gui.dpy, (char *)name);
if (font == NULL)
{
if (giveErrorIfMissing)
semsg(_(e_unknown_font_str), name);
return NOFONT;
}
#ifdef DEBUG
printf("Font Information for '%s':\n", name);
printf(" w = %d, h = %d, ascent = %d, descent = %d\n",
font->max_bounds.width, font->ascent + font->descent,
font->ascent, font->descent);
printf(" max ascent = %d, max descent = %d, max h = %d\n",
font->max_bounds.ascent, font->max_bounds.descent,
font->max_bounds.ascent + font->max_bounds.descent);
printf(" min lbearing = %d, min rbearing = %d\n",
font->min_bounds.lbearing, font->min_bounds.rbearing);
printf(" max lbearing = %d, max rbearing = %d\n",
font->max_bounds.lbearing, font->max_bounds.rbearing);
printf(" leftink = %d, rightink = %d\n",
(font->min_bounds.lbearing < 0),
(font->max_bounds.rbearing > font->max_bounds.width));
printf("\n");
#endif
if (font->max_bounds.width != font->min_bounds.width)
{
semsg(_(e_font_str_is_not_fixed_width), name);
XFreeFont(gui.dpy, font);
return NOFONT;
}
return (GuiFont)font;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Return the name of font "font" in allocated memory.
*/
char_u *
gui_mch_get_fontname(GuiFont font, char_u *name)
{
char_u *ret = NULL;
if (name != NULL && font == NULL)
{
// In this case, there's no way other than doing this.
ret = vim_strsave(name);
}
else if (font != NULL)
{
// In this case, try to retrieve the XLFD corresponding to 'font'->fid;
// if failed, use 'name' unless it's NULL.
unsigned long value = 0L;
if (XGetFontProperty(font, XA_FONT, &value))
{
char *xa_font_name = NULL;
xa_font_name = XGetAtomName(gui.dpy, value);
if (xa_font_name != NULL)
{
ret = vim_strsave((char_u *)xa_font_name);
XFree(xa_font_name);
}
else if (name != NULL)
ret = vim_strsave(name);
}
else if (name != NULL)
ret = vim_strsave(name);
}
return ret;
}
#endif
/*
* Adjust gui.char_height (after 'linespace' was changed).
*/
int
gui_mch_adjust_charheight(void)
{
#ifdef FEAT_XFONTSET
if (gui.fontset != NOFONTSET)
{
gui.char_height = fontset_height((XFontSet)gui.fontset) + p_linespace;
gui.char_ascent = fontset_ascent((XFontSet)gui.fontset)
+ p_linespace / 2;
}
else
#endif
{
XFontStruct *font = (XFontStruct *)gui.norm_font;
gui.char_height = font->ascent + font->descent + p_linespace;
gui.char_ascent = font->ascent + p_linespace / 2;
}
return OK;
}
/*
* Set the current text font.
*/
void
gui_mch_set_font(GuiFont font)
{
static Font prev_font = (Font)-1;
Font fid = ((XFontStruct *)font)->fid;
if (fid != prev_font)
{
XSetFont(gui.dpy, gui.text_gc, fid);
XSetFont(gui.dpy, gui.back_gc, fid);
prev_font = fid;
gui.char_ascent = ((XFontStruct *)font)->ascent + p_linespace / 2;
}
#ifdef FEAT_XFONTSET
current_fontset = (XFontSet)NULL;
#endif
}
#if defined(FEAT_XFONTSET) || defined(PROTO)
/*
* Set the current text fontset.
* Adjust the ascent, in case it's different.
*/
void
gui_mch_set_fontset(GuiFontset fontset)
{
current_fontset = (XFontSet)fontset;
gui.char_ascent = fontset_ascent(current_fontset) + p_linespace / 2;
}
#endif
/*
* If a font is not going to be used, free its structure.
*/
void
gui_mch_free_font(GuiFont font)
{
if (font != NOFONT)
XFreeFont(gui.dpy, (XFontStruct *)font);
}
#if defined(FEAT_XFONTSET) || defined(PROTO)
/*
* If a fontset is not going to be used, free its structure.
*/
void
gui_mch_free_fontset(GuiFontset fontset)
{
if (fontset != NOFONTSET)
XFreeFontSet(gui.dpy, (XFontSet)fontset);
}
/*
* Load the fontset "name".
* Return a reference to the fontset, or NOFONTSET when failing.
*/
GuiFontset
gui_mch_get_fontset(
char_u *name,
int giveErrorIfMissing,
int fixed_width)
{
XFontSet fontset;
char **missing, *def_str;
int num_missing;
if (!gui.in_use || name == NULL)
return NOFONTSET;
fontset = XCreateFontSet(gui.dpy, (char *)name, &missing, &num_missing,
&def_str);
if (num_missing > 0)
{
int i;
if (giveErrorIfMissing)
{
semsg(_(e_fonts_for_the_following_charsets_are_missing_in_fontset), name);
for (i = 0; i < num_missing; i++)
semsg("%s", missing[i]);
}
XFreeStringList(missing);
}
if (fontset == NULL)
{
if (giveErrorIfMissing)
semsg(_(e_unknown_fontset_str), name);
return NOFONTSET;
}
if (fixed_width && check_fontset_sanity(fontset) == FAIL)
{
XFreeFontSet(gui.dpy, fontset);
return NOFONTSET;
}
return (GuiFontset)fontset;
}
/*
* Check if fontset "fs" is fixed width.
*/
static int
check_fontset_sanity(XFontSet fs)
{
XFontStruct **xfs;
char **font_name;
int fn;
char *base_name;
int i;
int min_width;
int min_font_idx = 0;
base_name = XBaseFontNameListOfFontSet(fs);
fn = XFontsOfFontSet(fs, &xfs, &font_name);
for (i = 0; i < fn; i++)
{
if (xfs[i]->max_bounds.width != xfs[i]->min_bounds.width)
{
semsg(_(e_fontsent_name_str_font_str_is_not_fixed_width),
base_name, font_name[i]);
return FAIL;
}
}
// scan base font width
min_width = 32767;
for (i = 0; i < fn; i++)
{
if (xfs[i]->max_bounds.width<min_width)
{
min_width = xfs[i]->max_bounds.width;
min_font_idx = i;
}
}
for (i = 0; i < fn; i++)
{
if ( xfs[i]->max_bounds.width != 2 * min_width
&& xfs[i]->max_bounds.width != min_width)
{
semsg(_(e_fontset_name_str), base_name);
semsg(_("Font0: %s"), font_name[min_font_idx]);
semsg(_("Font%d: %s"), i, font_name[i]);
semsg(_("Font%d width is not twice that of font0"), i);
semsg(_("Font0 width: %d"),
(int)xfs[min_font_idx]->max_bounds.width);
semsg(_("Font%d width: %d"), i, (int)xfs[i]->max_bounds.width);
return FAIL;
}
}
// it seems ok. Good Luck!!
return OK;
}
static int
fontset_width(XFontSet fs)
{
return XmbTextEscapement(fs, "Vim", 3) / 3;
}
int
fontset_height(
XFontSet fs)
{
XFontSetExtents *extents;
extents = XExtentsOfFontSet(fs);
return extents->max_logical_extent.height;
}
#if 0
// NOT USED YET
static int
fontset_descent(XFontSet fs)
{
XFontSetExtents *extents;
extents = XExtentsOfFontSet (fs);
return extents->max_logical_extent.height + extents->max_logical_extent.y;
}
#endif
static int
fontset_ascent(XFontSet fs)
{
XFontSetExtents *extents;
extents = XExtentsOfFontSet(fs);
return -extents->max_logical_extent.y;
}
#endif // FEAT_XFONTSET
/*
* Return the Pixel value (color) for the given color name.
* Return INVALCOLOR for error.
*/
guicolor_T
gui_mch_get_color(char_u *name)
{
guicolor_T requested;
// can't do this when GUI not running
if (!gui.in_use || name == NULL || *name == NUL)
return INVALCOLOR;
requested = gui_get_color_cmn(name);
if (requested == INVALCOLOR)
return INVALCOLOR;
return gui_mch_get_rgb_color(
(requested & 0xff0000) >> 16,
(requested & 0xff00) >> 8,
requested & 0xff);
}
/*
* Return the Pixel value (color) for the given RGB values.
* Return INVALCOLOR for error.
*/
guicolor_T
gui_mch_get_rgb_color(int r, int g, int b)
{
XColor available;
Colormap colormap;
#if 0
// Using XParseColor() is very slow, put rgb in XColor directly.
char spec[8]; // space enough to hold "#RRGGBB"
vim_snprintf(spec, sizeof(spec), "#%.2x%.2x%.2x", r, g, b);
if (XParseColor(gui.dpy, colormap, (char *)spec, &available) != 0
&& XAllocColor(gui.dpy, colormap, &available) != 0)
return (guicolor_T)available.pixel;
#endif
colormap = DefaultColormap(gui.dpy, DefaultScreen(gui.dpy));
CLEAR_FIELD(available);
available.red = r << 8;
available.green = g << 8;
available.blue = b << 8;
if (XAllocColor(gui.dpy, colormap, &available) != 0)
return (guicolor_T)available.pixel;
return INVALCOLOR;
}
/*
* Set the current text foreground color.
*/
void
gui_mch_set_fg_color(guicolor_T color)
{
if (color == prev_fg_color)
return;
XSetForeground(gui.dpy, gui.text_gc, (Pixel)color);
prev_fg_color = color;
}
/*
* Set the current text background color.
*/
void
gui_mch_set_bg_color(guicolor_T color)
{
if (color == prev_bg_color)
return;
XSetBackground(gui.dpy, gui.text_gc, (Pixel)color);
prev_bg_color = color;
}
/*
* Set the current text special color.
*/
void
gui_mch_set_sp_color(guicolor_T color)
{
prev_sp_color = color;
}
/*
* create a mouse pointer that is blank
*/
static Cursor
gui_x11_create_blank_mouse(void)
{
Pixmap blank_pixmap = XCreatePixmap(gui.dpy, gui.wid, 1, 1, 1);
GC gc = XCreateGC(gui.dpy, blank_pixmap, (unsigned long)0, (XGCValues*)0);
if (gc != NULL)
{
XDrawPoint(gui.dpy, blank_pixmap, gc, 0, 0);
XFreeGC(gui.dpy, gc);
}
return XCreatePixmapCursor(gui.dpy, blank_pixmap, blank_pixmap,
(XColor*)&gui.norm_pixel, (XColor*)&gui.norm_pixel, 0, 0);
}
/*
* Draw a curled line at the bottom of the character cell.
*/
static void
draw_curl(int row, int col, int cells)
{
int i;
int offset;
static const int val[8] = {1, 0, 0, 0, 1, 2, 2, 2 };
XSetForeground(gui.dpy, gui.text_gc, prev_sp_color);
for (i = FILL_X(col); i < FILL_X(col + cells); ++i)
{
offset = val[i % 8];
XDrawPoint(gui.dpy, gui.wid, gui.text_gc, i,
FILL_Y(row + 1) - 1 - offset);
}
XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
}
void
gui_mch_draw_string(
int row,
int col,
char_u *s,
int len,
int flags)
{
int cells = len;
static void *buf = NULL;
static int buflen = 0;
char_u *p;
int wlen = 0;
int c;
if (enc_utf8)
{
// Convert UTF-8 byte sequence to 16 bit characters for the X
// functions. Need a buffer for the 16 bit characters. Keep it
// between calls, because allocating it each time is slow.
if (buflen < len)
{
XtFree((char *)buf);
buf = (void *)XtMalloc(len * (sizeof(XChar2b) < sizeof(wchar_t)
? sizeof(wchar_t) : sizeof(XChar2b)));
buflen = len;
}
p = s;
cells = 0;
while (p < s + len)
{
c = utf_ptr2char(p);
#ifdef FEAT_XFONTSET
if (current_fontset != NULL)
{
# ifdef SMALL_WCHAR_T
if (c >= 0x10000)
c = 0xbf; // show chars > 0xffff as ?
# endif
((wchar_t *)buf)[wlen] = c;
}
else
#endif
{
if (c >= 0x10000)
c = 0xbf; // show chars > 0xffff as ?
((XChar2b *)buf)[wlen].byte1 = (unsigned)c >> 8;
((XChar2b *)buf)[wlen].byte2 = c;
}
++wlen;
cells += utf_char2cells(c);
p += utf_ptr2len(p);
}
}
else if (has_mbyte)
{
cells = 0;
for (p = s; p < s + len; )
{
cells += ptr2cells(p);
p += (*mb_ptr2len)(p);
}
}
#ifdef FEAT_XFONTSET
if (current_fontset != NULL)
{
// Setup a clip rectangle to avoid spilling over in the next or
// previous line. This is apparently needed for some fonts which are
// used in a fontset.
XRectangle clip;
clip.x = 0;
clip.y = 0;
clip.height = gui.char_height;
clip.width = gui.char_width * cells + 1;
XSetClipRectangles(gui.dpy, gui.text_gc, FILL_X(col), FILL_Y(row),
&clip, 1, Unsorted);
}
#endif
if (flags & DRAW_TRANSP)
{
if (enc_utf8)
XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), buf, wlen);
else
XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), (char *)s, len);
}
else if (p_linespace != 0
#ifdef FEAT_XFONTSET
|| current_fontset != NULL
#endif
)
{
XSetForeground(gui.dpy, gui.text_gc, prev_bg_color);
XFillRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
FILL_Y(row), gui.char_width * cells, gui.char_height);
XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
if (enc_utf8)
XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), buf, wlen);
else
XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), (char *)s, len);
}
else
{
// XmbDrawImageString has bug, don't use it for fontset.
if (enc_utf8)
XDrawImageString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), buf, wlen);
else
XDrawImageString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col),
TEXT_Y(row), (char *)s, len);
}
// Bold trick: draw the text again with a one-pixel offset.
if (flags & DRAW_BOLD)
{
if (enc_utf8)
XDrawString16(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
TEXT_Y(row), buf, wlen);
else
XDrawString(gui.dpy, gui.wid, gui.text_gc, TEXT_X(col) + 1,
TEXT_Y(row), (char *)s, len);
}
// Undercurl: draw curl at the bottom of the character cell.
if (flags & DRAW_UNDERC)
draw_curl(row, col, cells);
// Underline: draw a line at the bottom of the character cell.
if (flags & DRAW_UNDERL)
{
int y = FILL_Y(row + 1) - 1;
// When p_linespace is 0, overwrite the bottom row of pixels.
// Otherwise put the line just below the character.
if (p_linespace > 1)
y -= p_linespace - 1;
XDrawLine(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
y, FILL_X(col + cells) - 1, y);
}
if (flags & DRAW_STRIKE)
{
int y = FILL_Y(row + 1) - gui.char_height/2;
XSetForeground(gui.dpy, gui.text_gc, prev_sp_color);
XDrawLine(gui.dpy, gui.wid, gui.text_gc, FILL_X(col),
y, FILL_X(col + cells) - 1, y);
XSetForeground(gui.dpy, gui.text_gc, prev_fg_color);
}
#ifdef FEAT_XFONTSET
if (current_fontset != NULL)
XSetClipMask(gui.dpy, gui.text_gc, None);
#endif
}
/*
* Return OK if the key with the termcap name "name" is supported.
*/
int
gui_mch_haskey(char_u *name)
{
int i;
for (i = 0; special_keys[i].key_sym != (KeySym)0; i++)
if (name[0] == special_keys[i].vim_code0 &&
name[1] == special_keys[i].vim_code1)
return OK;
return FAIL;
}
/*
* Return the text window-id and display. Only required for X-based GUI's
*/
int
gui_get_x11_windis(Window *win, Display **dis)
{
*win = XtWindow(vimShell);
*dis = gui.dpy;
return OK;
}
void
gui_mch_beep(void)
{
XBell(gui.dpy, 0);
}
void
gui_mch_flash(int msec)
{
// Do a visual beep by reversing the foreground and background colors
XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
FILL_X((int)Columns) + gui.border_offset,
FILL_Y((int)Rows) + gui.border_offset);
XSync(gui.dpy, False);
ui_delay((long)msec, TRUE); // wait for a few msec
XFillRectangle(gui.dpy, gui.wid, gui.invert_gc, 0, 0,
FILL_X((int)Columns) + gui.border_offset,
FILL_Y((int)Rows) + gui.border_offset);
}
/*
* Invert a rectangle from row r, column c, for nr rows and nc columns.
*/
void
gui_mch_invert_rectangle(
int r,
int c,
int nr,
int nc)
{
XFillRectangle(gui.dpy, gui.wid, gui.invert_gc,
FILL_X(c), FILL_Y(r), (nc) * gui.char_width, (nr) * gui.char_height);
}
/*
* Iconify the GUI window.
*/
void
gui_mch_iconify(void)
{
XIconifyWindow(gui.dpy, XtWindow(vimShell), DefaultScreen(gui.dpy));
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Bring the Vim window to the foreground.
*/
void
gui_mch_set_foreground(void)
{
XMapRaised(gui.dpy, XtWindow(vimShell));
}
#endif
/*
* Draw a cursor without focus.
*/
void
gui_mch_draw_hollow_cursor(guicolor_T color)
{
int w = 1;
if (mb_lefthalve(gui.row, gui.col))
w = 2;
gui_mch_set_fg_color(color);
XDrawRectangle(gui.dpy, gui.wid, gui.text_gc, FILL_X(gui.col),
FILL_Y(gui.row), w * gui.char_width - 1, gui.char_height - 1);
}
/*
* Draw part of a cursor, "w" pixels wide, and "h" pixels high, using
* color "color".
*/
void
gui_mch_draw_part_cursor(int w, int h, guicolor_T color)
{
gui_mch_set_fg_color(color);
XFillRectangle(gui.dpy, gui.wid, gui.text_gc,
#ifdef FEAT_RIGHTLEFT
// vertical line should be on the right of current point
CURSOR_BAR_RIGHT ? FILL_X(gui.col + 1) - w :
#endif
FILL_X(gui.col),
FILL_Y(gui.row) + gui.char_height - h,
w, h);
}
/*
* Catch up with any queued X events. This may put keyboard input into the
* input buffer, call resize call-backs, trigger timers etc. If there is
* nothing in the X event queue (& no timers pending), then we return
* immediately.
*/
void
gui_mch_update(void)
{
XtInputMask mask, desired;
#ifdef ALT_X_INPUT
if (suppress_alternate_input)
desired = (XtIMXEvent | XtIMTimer);
else
#endif
desired = (XtIMAll);
while ((mask = XtAppPending(app_context)) && (mask & desired)
&& !vim_is_input_buf_full())
XtAppProcessEvent(app_context, desired);
}
/*
* GUI input routine called by gui_wait_for_chars(). Waits for a character
* from the keyboard.
* wtime == -1 Wait forever.
* wtime == 0 This should never happen.
* wtime > 0 Wait wtime milliseconds for a character.
* Returns OK if a character was found to be available within the given time,
* or FAIL otherwise.
*/
int
gui_mch_wait_for_chars(long wtime)
{
int focus;
int retval = FAIL;
/*
* Make this static, in case gui_x11_timer_cb is called after leaving
* this function (otherwise a random value on the stack may be changed).
*/
static int timed_out;
XtIntervalId timer = (XtIntervalId)0;
XtInputMask desired;
#ifdef FEAT_JOB_CHANNEL
XtIntervalId channel_timer = (XtIntervalId)0;
#endif
timed_out = FALSE;
if (wtime >= 0)
timer = XtAppAddTimeOut(app_context,
(long_u)(wtime == 0 ? 1L : wtime),
gui_x11_timer_cb, &timed_out);
#ifdef FEAT_JOB_CHANNEL
// If there is a channel with the keep_open flag we need to poll for input
// on them.
if (channel_any_keep_open())
channel_timer = XtAppAddTimeOut(app_context, (long_u)20,
channel_poll_cb, (XtPointer)&channel_timer);
#endif
focus = gui.in_focus;
desired = (XtIMAll);
while (!timed_out)
{
// Stop or start blinking when focus changes
if (gui.in_focus != focus)
{
if (gui.in_focus)
gui_mch_start_blink();
else
gui_mch_stop_blink(TRUE);
focus = gui.in_focus;
}
#ifdef MESSAGE_QUEUE
# ifdef FEAT_TIMERS
did_add_timer = FALSE;
# endif
parse_queued_messages();
# ifdef FEAT_TIMERS
if (did_add_timer)
// Need to recompute the waiting time.
break;
# endif
#endif
/*
* Don't use gui_mch_update() because then we will spin-lock until a
* char arrives, instead we use XtAppProcessEvent() to hang until an
* event arrives. No need to check for input_buf_full because we are
* returning as soon as it contains a single char. Note that
* XtAppNextEvent() may not be used because it will not return after a
* timer event has arrived -- webb
*/
XtAppProcessEvent(app_context, desired);
if (input_available())
{
retval = OK;
break;
}
}
if (timer != (XtIntervalId)0 && !timed_out)
XtRemoveTimeOut(timer);
#ifdef FEAT_JOB_CHANNEL
if (channel_timer != (XtIntervalId)0)
XtRemoveTimeOut(channel_timer);
#endif
return retval;
}
/*
* Output routines.
*/
/*
* Flush any output to the screen
*/
void
gui_mch_flush(void)
{
XFlush(gui.dpy);
}
/*
* Clear a rectangular region of the screen from text pos (row1, col1) to
* (row2, col2) inclusive.
*/
void
gui_mch_clear_block(
int row1,
int col1,
int row2,
int col2)
{
int x;
x = FILL_X(col1);
// Clear one extra pixel at the far right, for when bold characters have
// spilled over to the next column.
XFillRectangle(gui.dpy, gui.wid, gui.back_gc, x, FILL_Y(row1),
(col2 - col1 + 1) * gui.char_width + (col2 == Columns - 1),
(row2 - row1 + 1) * gui.char_height);
}
void
gui_mch_clear_all(void)
{
XClearArea(gui.dpy, gui.wid, 0, 0, 0, 0, False);
}
/*
* Delete the given number of lines from the given row, scrolling up any
* text further down within the scroll region.
*/
void
gui_mch_delete_lines(int row, int num_lines)
{
if (gui.visibility == VisibilityFullyObscured)
return; // Can't see the window
// copy one extra pixel at the far right, for when bold has spilled
// over
XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines),
gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
+ (gui.scroll_region_right == Columns - 1),
gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
FILL_X(gui.scroll_region_left), FILL_Y(row));
gui_clear_block(gui.scroll_region_bot - num_lines + 1,
gui.scroll_region_left,
gui.scroll_region_bot, gui.scroll_region_right);
gui_x11_check_copy_area();
}
/*
* Insert the given number of lines before the given row, scrolling down any
* following text within the scroll region.
*/
void
gui_mch_insert_lines(int row, int num_lines)
{
if (gui.visibility == VisibilityFullyObscured)
return; // Can't see the window
// copy one extra pixel at the far right, for when bold has spilled
// over
XCopyArea(gui.dpy, gui.wid, gui.wid, gui.text_gc,
FILL_X(gui.scroll_region_left), FILL_Y(row),
gui.char_width * (gui.scroll_region_right - gui.scroll_region_left + 1)
+ (gui.scroll_region_right == Columns - 1),
gui.char_height * (gui.scroll_region_bot - row - num_lines + 1),
FILL_X(gui.scroll_region_left), FILL_Y(row + num_lines));
gui_clear_block(row, gui.scroll_region_left,
row + num_lines - 1, gui.scroll_region_right);
gui_x11_check_copy_area();
}
/*
* Update the region revealed by scrolling up/down.
*/
static void
gui_x11_check_copy_area(void)
{
XEvent event;
XGraphicsExposeEvent *gevent;
if (gui.visibility != VisibilityPartiallyObscured)
return;
XFlush(gui.dpy);
// Wait to check whether the scroll worked or not
for (;;)
{
if (XCheckTypedEvent(gui.dpy, NoExpose, &event))
return; // The scroll worked.
if (XCheckTypedEvent(gui.dpy, GraphicsExpose, &event))
{
gevent = (XGraphicsExposeEvent *)&event;
gui_redraw(gevent->x, gevent->y, gevent->width, gevent->height);
if (gevent->count == 0)
return; // This was the last expose event
}
XSync(gui.dpy, False);
}
}
/*
* X Selection stuff, for cutting and pasting text to other windows.
*/
void
clip_mch_lose_selection(Clipboard_T *cbd)
{
clip_x11_lose_selection(vimShell, cbd);
}
int
clip_mch_own_selection(Clipboard_T *cbd)
{
return clip_x11_own_selection(vimShell, cbd);
}
void
clip_mch_request_selection(Clipboard_T *cbd)
{
clip_x11_request_selection(vimShell, gui.dpy, cbd);
}
void
clip_mch_set_selection(
Clipboard_T *cbd)
{
clip_x11_set_selection(cbd);
}
#if defined(FEAT_MENU) || defined(PROTO)
/*
* Menu stuff.
*/
/*
* Make a menu either grey or not grey.
*/
void
gui_mch_menu_grey(vimmenu_T *menu, int grey)
{
if (menu->id == (Widget)0)
return;
gui_mch_menu_hidden(menu, False);
if (grey
#ifdef FEAT_GUI_MOTIF
|| !menu->sensitive
#endif
)
XtSetSensitive(menu->id, False);
else
XtSetSensitive(menu->id, True);
}
/*
* Make menu item hidden or not hidden
*/
void
gui_mch_menu_hidden(vimmenu_T *menu, int hidden)
{
if (menu->id == (Widget)0)
return;
if (hidden)
XtUnmanageChild(menu->id);
else
XtManageChild(menu->id);
}
/*
* This is called after setting all the menus to grey/hidden or not.
*/
void
gui_mch_draw_menubar(void)
{
// Nothing to do in X
}
void
gui_x11_menu_cb(
Widget w UNUSED,
XtPointer client_data,
XtPointer call_data UNUSED)
{
gui_menu_cb((vimmenu_T *)client_data);
}
#endif // FEAT_MENU
/*
* Function called when window closed. Works like ":qa".
* Should put up a requester!
*/
static void
gui_x11_wm_protocol_handler(
Widget w UNUSED,
XtPointer client_data UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
/*
* Only deal with Client messages.
*/
if (event->type != ClientMessage)
return;
/*
* The WM_SAVE_YOURSELF event arrives when the window manager wants to
* exit. That can be cancelled though, thus Vim shouldn't exit here.
* Just sync our swap files.
*/
if ((Atom)((XClientMessageEvent *)event)->data.l[0] ==
wm_atoms[SAVE_YOURSELF_IDX])
{
out_flush();
ml_sync_all(FALSE, FALSE); // preserve all swap files
// Set the window's WM_COMMAND property, to let the window manager
// know we are done saving ourselves. We don't want to be restarted,
// thus set argv to NULL.
XSetCommand(gui.dpy, XtWindow(vimShell), NULL, 0);
return;
}
if ((Atom)((XClientMessageEvent *)event)->data.l[0] !=
wm_atoms[DELETE_WINDOW_IDX])
return;
gui_shell_closed();
}
#ifdef FEAT_CLIENTSERVER
/*
* Function called when property changed. Check for incoming commands
*/
static void
gui_x11_send_event_handler(
Widget w UNUSED,
XtPointer client_data UNUSED,
XEvent *event,
Boolean *dum UNUSED)
{
XPropertyEvent *e = (XPropertyEvent *) event;
if (e->type == PropertyNotify && e->window == commWindow
&& e->atom == commProperty && e->state == PropertyNewValue)
serverEventProc(gui.dpy, event, 0);
}
#endif
/*
* Cursor blink functions.
*
* This is a simple state machine:
* BLINK_NONE not blinking at all
* BLINK_OFF blinking, cursor is not shown
* BLINK_ON blinking, cursor is shown
*/
#define BLINK_NONE 0
#define BLINK_OFF 1
#define BLINK_ON 2
static int blink_state = BLINK_NONE;
static long_u blink_waittime = 700;
static long_u blink_ontime = 400;
static long_u blink_offtime = 250;
static XtIntervalId blink_timer = (XtIntervalId)0;
int
gui_mch_is_blinking(void)
{
return blink_state != BLINK_NONE;
}
int
gui_mch_is_blink_off(void)
{
return blink_state == BLINK_OFF;
}
void
gui_mch_set_blinking(long waittime, long on, long off)
{
blink_waittime = waittime;
blink_ontime = on;
blink_offtime = off;
}
/*
* Stop the cursor blinking. Show the cursor if it wasn't shown.
*/
void
gui_mch_stop_blink(int may_call_gui_update_cursor)
{
if (blink_timer != (XtIntervalId)0)
{
XtRemoveTimeOut(blink_timer);
blink_timer = (XtIntervalId)0;
}
if (blink_state == BLINK_OFF && may_call_gui_update_cursor)
gui_update_cursor(TRUE, FALSE);
blink_state = BLINK_NONE;
}
static void
gui_x11_blink_cb(
XtPointer timed_out UNUSED,
XtIntervalId *interval_id UNUSED)
{
if (blink_state == BLINK_ON)
{
gui_undraw_cursor();
blink_state = BLINK_OFF;
blink_timer = XtAppAddTimeOut(app_context, blink_offtime,
gui_x11_blink_cb, NULL);
}
else
{
gui_update_cursor(TRUE, FALSE);
blink_state = BLINK_ON;
blink_timer = XtAppAddTimeOut(app_context, blink_ontime,
gui_x11_blink_cb, NULL);
}
}
/*
* Start the cursor blinking. If it was already blinking, this restarts the
* waiting time and shows the cursor.
*/
void
gui_mch_start_blink(void)
{
if (blink_timer != (XtIntervalId)0)
XtRemoveTimeOut(blink_timer);
// Only switch blinking on if none of the times is zero
if (blink_waittime && blink_ontime && blink_offtime && gui.in_focus)
{
blink_timer = XtAppAddTimeOut(app_context, blink_waittime,
gui_x11_blink_cb, NULL);
blink_state = BLINK_ON;
gui_update_cursor(TRUE, FALSE);
}
}
/*
* Return the RGB value of a pixel as a long.
*/
guicolor_T
gui_mch_get_rgb(guicolor_T pixel)
{
XColor xc;
Colormap colormap;
colormap = DefaultColormap(gui.dpy, XDefaultScreen(gui.dpy));
xc.pixel = pixel;
XQueryColor(gui.dpy, colormap, &xc);
return (guicolor_T)(((xc.red & 0xff00) << 8) + (xc.green & 0xff00)
+ ((unsigned)xc.blue >> 8));
}
/*
* Add the callback functions.
*/
void
gui_x11_callbacks(Widget textArea, Widget vimForm)
{
XtAddEventHandler(textArea, VisibilityChangeMask, FALSE,
gui_x11_visibility_cb, (XtPointer)0);
XtAddEventHandler(textArea, ExposureMask, FALSE, gui_x11_expose_cb,
(XtPointer)0);
XtAddEventHandler(vimShell, StructureNotifyMask, FALSE,
gui_x11_resize_window_cb, (XtPointer)0);
XtAddEventHandler(vimShell, FocusChangeMask, FALSE, gui_x11_focus_change_cb,
(XtPointer)0);
/*
* Only install these enter/leave callbacks when 'p' in 'guioptions'.
* Only needed for some window managers.
*/
if (vim_strchr(p_go, GO_POINTER) != NULL)
{
XtAddEventHandler(vimShell, LeaveWindowMask, FALSE, gui_x11_leave_cb,
(XtPointer)0);
XtAddEventHandler(textArea, LeaveWindowMask, FALSE, gui_x11_leave_cb,
(XtPointer)0);
XtAddEventHandler(textArea, EnterWindowMask, FALSE, gui_x11_enter_cb,
(XtPointer)0);
XtAddEventHandler(vimShell, EnterWindowMask, FALSE, gui_x11_enter_cb,
(XtPointer)0);
}
XtAddEventHandler(vimForm, KeyPressMask, FALSE, gui_x11_key_hit_cb,
(XtPointer)0);
XtAddEventHandler(textArea, KeyPressMask, FALSE, gui_x11_key_hit_cb,
(XtPointer)0);
// get pointer moved events from scrollbar, needed for 'mousefocus'
XtAddEventHandler(vimForm, PointerMotionMask,
FALSE, gui_x11_mouse_cb, (XtPointer)1);
XtAddEventHandler(textArea, ButtonPressMask | ButtonReleaseMask |
ButtonMotionMask | PointerMotionMask,
FALSE, gui_x11_mouse_cb, (XtPointer)0);
}
/*
* Get current mouse coordinates in text window.
*/
void
gui_mch_getmouse(int *x, int *y)
{
int rootx, rooty, winx, winy;
Window root, child;
unsigned int mask;
if (gui.wid && XQueryPointer(gui.dpy, gui.wid, &root, &child,
&rootx, &rooty, &winx, &winy, &mask))
{
*x = winx;
*y = winy;
}
else
{
*x = -1;
*y = -1;
}
}
void
gui_mch_setmouse(int x, int y)
{
if (gui.wid)
XWarpPointer(gui.dpy, (Window)0, gui.wid, 0, 0, 0, 0, x, y);
}
#if (defined(FEAT_GUI_MOTIF) && defined(FEAT_MENU)) || defined(PROTO)
XButtonPressedEvent *
gui_x11_get_last_mouse_event(void)
{
return &last_mouse_event;
}
#endif
#if defined(FEAT_SIGN_ICONS) || defined(PROTO)
// Signs are currently always 2 chars wide. Hopefully the font is big enough
// to provide room for the bitmap!
# define SIGN_WIDTH (gui.char_width * 2)
void
gui_mch_drawsign(int row, int col, int typenr)
{
XImage *sign;
if (!gui.in_use || (sign = (XImage *)sign_get_image(typenr)) == NULL)
return;
XClearArea(gui.dpy, gui.wid, TEXT_X(col), TEXT_Y(row) - sign->height,
SIGN_WIDTH, gui.char_height, FALSE);
XPutImage(gui.dpy, gui.wid, gui.text_gc, sign, 0, 0,
TEXT_X(col) + (SIGN_WIDTH - sign->width) / 2,
TEXT_Y(row) - sign->height,
sign->width, sign->height);
}
void *
gui_mch_register_sign(char_u *signfile)
{
XpmAttributes attrs;
XImage *sign = NULL;
int status;
/*
* Setup the color substitution table.
*/
if (signfile[0] != NUL && signfile[0] != '-')
{
XpmColorSymbol color[5] =
{
{"none", NULL, 0},
{"iconColor1", NULL, 0},
{"bottomShadowColor", NULL, 0},
{"topShadowColor", NULL, 0},
{"selectColor", NULL, 0}
};
attrs.valuemask = XpmColorSymbols;
attrs.numsymbols = 2;
attrs.colorsymbols = color;
attrs.colorsymbols[0].pixel = gui.back_pixel;
attrs.colorsymbols[1].pixel = gui.norm_pixel;
status = XpmReadFileToImage(gui.dpy, (char *)signfile,
&sign, NULL, &attrs);
if (status == 0)
{
// Sign width is fixed at two columns now.
// if (sign->width > gui.sign_width)
// gui.sign_width = sign->width + 8;
}
else
emsg(_(e_couldnt_read_in_sign_data));
}
return (void *)sign;
}
void
gui_mch_destroy_sign(void *sign)
{
XDestroyImage((XImage*)sign);
}
#endif
#ifdef FEAT_MOUSESHAPE
// The last set mouse pointer shape is remembered, to be used when it goes
// from hidden to not hidden.
static int last_shape = 0;
#endif
/*
* Use the blank mouse pointer or not.
*/
void
gui_mch_mousehide(
int hide) // TRUE = use blank ptr, FALSE = use parent ptr
{
if (gui.pointer_hidden == hide)
return;
gui.pointer_hidden = hide;
if (hide)
XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
else
#ifdef FEAT_MOUSESHAPE
mch_set_mouse_shape(last_shape);
#else
XUndefineCursor(gui.dpy, gui.wid);
#endif
}
#if defined(FEAT_MOUSESHAPE) || defined(PROTO)
// Table for shape IDs. Keep in sync with the mshape_names[] table in
// misc2.c!
static int mshape_ids[] =
{
XC_left_ptr, // arrow
0, // blank
XC_xterm, // beam
XC_sb_v_double_arrow, // updown
XC_sizing, // udsizing
XC_sb_h_double_arrow, // leftright
XC_sizing, // lrsizing
XC_watch, // busy
XC_X_cursor, // no
XC_crosshair, // crosshair
XC_hand1, // hand1
XC_hand2, // hand2
XC_pencil, // pencil
XC_question_arrow, // question
XC_right_ptr, // right-arrow
XC_center_ptr, // up-arrow
XC_left_ptr // last one
};
void
mch_set_mouse_shape(int shape)
{
int id;
if (!gui.in_use)
return;
if (shape == MSHAPE_HIDE || gui.pointer_hidden)
XDefineCursor(gui.dpy, gui.wid, gui.blank_pointer);
else
{
if (shape >= MSHAPE_NUMBERED)
{
id = shape - MSHAPE_NUMBERED;
if (id >= XC_num_glyphs)
id = XC_left_ptr;
else
id &= ~1; // they are always even (why?)
}
else
id = mshape_ids[shape];
XDefineCursor(gui.dpy, gui.wid, XCreateFontCursor(gui.dpy, id));
}
if (shape != MSHAPE_HIDE)
last_shape = shape;
}
#endif
#if (defined(FEAT_TOOLBAR) && defined(FEAT_BEVAL_GUI)) || defined(PROTO)
/*
* Set the balloon-eval used for the tooltip of a toolbar menu item.
* The check for a non-toolbar item was added, because there is a crash when
* passing a normal menu item here. Can't explain that, but better avoid it.
*/
void
gui_mch_menu_set_tip(vimmenu_T *menu)
{
if (menu->id == NULL || menu->parent == NULL
|| !menu_is_toolbar(menu->parent->name))
return;
// Always destroy and create the balloon, in case the string was
// changed.
if (menu->tip != NULL)
{
gui_mch_destroy_beval_area(menu->tip);
menu->tip = NULL;
}
if (menu->strings[MENU_INDEX_TIP] != NULL)
menu->tip = gui_mch_create_beval_area(
menu->id,
menu->strings[MENU_INDEX_TIP],
NULL,
NULL);
}
#endif
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