#include <X11/Xatom.h>
+#ifdef HAVE_XFT
+#include <X11/Xft/Xft.h>
+
+struct widget_xft_data
+{
+ Widget widget;
+ XftFont *xft_font;
+ XftDraw *xft_draw;
+ XftColor xft_fg, xft_bg;
+ int p_width, p_height;
+ Pixmap p;
+};
+
+
+#endif
+
static void xaw_generic_callback (/*Widget, XtPointer, XtPointer*/);
}
#endif
+#ifdef HAVE_XFT
+static void
+fill_xft_data (struct widget_xft_data *data, Widget widget, XftFont *font)
+{
+ data->widget = widget;
+ data->xft_font = font;
+ Pixel bg, fg;
+ XColor colors[2];
+ int screen = XScreenNumberOfScreen (XtScreen (widget));
+
+ XtVaGetValues (widget,
+ XtNbackground, &bg,
+ XtNforeground, &fg,
+ NULL);
+
+ colors[0].pixel = data->xft_fg.pixel = fg;
+ colors[1].pixel = data->xft_bg.pixel = bg;
+ XQueryColors (XtDisplay (widget),
+ DefaultColormapOfScreen (XtScreen (widget)),
+ colors, 2);
+
+ data->xft_fg.color.alpha = 0xFFFF;
+ data->xft_fg.color.red = colors[0].red;
+ data->xft_fg.color.green = colors[0].green;
+ data->xft_fg.color.blue = colors[0].blue;
+ data->xft_bg.color.alpha = 0xFFFF;
+ data->xft_bg.color.red = colors[1].red;
+ data->xft_bg.color.green = colors[1].green;
+ data->xft_bg.color.blue = colors[1].blue;
+
+ data->p = None;
+ data->xft_draw = 0;
+ data->p_width = data->p_height = 0;
+}
+
+static XftFont*
+openFont (Widget widget, char *name)
+{
+ char *fname = name;
+ int screen = XScreenNumberOfScreen (XtScreen (widget));
+ int len = strlen (fname), i = len-1;
+ XftFont *fn;
+
+ /* Try to convert Gtk-syntax (Sans 9) to Xft syntax Sans-9. */
+ while (i > 0 && isdigit (fname[i]))
+ --i;
+ if (fname[i] == ' ')
+ {
+ fname = xstrdup (name);
+ fname[i] = '-';
+ }
+
+ fn = XftFontOpenName (XtDisplay (widget), screen, fname);
+ if (fname != name) free (fname);
+
+ return fn;
+}
+
+static int
+get_text_width_and_height (Widget widget, char *text,
+ XftFont *xft_font,
+ int *height)
+{
+ int w = 0, h = 0;
+ char *bp = text;
+
+ while (bp && *bp != '\0')
+ {
+ XGlyphInfo gi;
+ char *cp = strchr (bp, '\n');
+ XftTextExtentsUtf8 (XtDisplay (widget), xft_font,
+ (FcChar8 *) bp,
+ cp ? cp - bp : strlen (bp),
+ &gi);
+ bp = cp ? cp + 1 : NULL;
+ h += xft_font->height;
+ if (w < gi.width) w = gi.width;
+ }
+
+ *height = h;
+ return w;
+}
+
+static void
+draw_text (struct widget_xft_data *data, char *lbl, int inverse)
+{
+ Screen *sc = XtScreen (data->widget);
+ int screen = XScreenNumberOfScreen (sc);
+ int y = data->xft_font->ascent;
+ int x = inverse ? 0 : 2;
+ char *bp = lbl;
+
+ data->xft_draw = XftDrawCreate (XtDisplay (data->widget),
+ data->p,
+ DefaultVisual (XtDisplay (data->widget),
+ screen),
+ DefaultColormapOfScreen (sc));
+ XftDrawRect (data->xft_draw,
+ inverse ? &data->xft_fg : &data->xft_bg,
+ 0, 0, data->p_width, data->p_height);
+
+ if (!inverse) y += 2;
+ while (bp && *bp != '\0')
+ {
+ char *cp = strchr (bp, '\n');
+ XftDrawStringUtf8 (data->xft_draw,
+ inverse ? &data->xft_bg : &data->xft_fg,
+ data->xft_font, x, y, bp, cp ? cp - bp : strlen (bp));
+ bp = cp ? cp + 1 : NULL;
+ /* 1.2 gives reasonable line spacing. */
+ y += data->xft_font->height * 1.2;
+ }
+
+}
+
+
+static void
+set_text (struct widget_xft_data *data, Widget toplevel, char *lbl, int margin)
+{
+ int screen = XScreenNumberOfScreen (XtScreen (data->widget));
+ int width, height;
+
+ width = get_text_width_and_height (data->widget, lbl, data->xft_font,
+ &height);
+ data->p_width = width + margin;
+ data->p_height = height + margin;
+
+ data->p = XCreatePixmap (XtDisplay (data->widget),
+ XtWindow (toplevel),
+ data->p_width,
+ data->p_height,
+ DefaultDepthOfScreen (XtScreen (data->widget)));
+ draw_text (data, lbl, 0);
+ XtVaSetValues (data->widget, XtNbitmap, data->p, NULL);
+}
+
+static struct widget_xft_data *
+find_xft_data (Widget widget)
+{
+ widget_instance *inst = NULL;
+ Widget parent = XtParent (widget);
+ struct widget_xft_data *data = NULL;
+ int nr;
+ while (parent && !inst)
+ {
+ inst = lw_get_widget_instance (parent);
+ parent = XtParent (parent);
+ }
+ if (!inst || !inst->xft_data || !inst->xft_data[0].xft_font) return;
+
+ for (nr = 0; data == NULL && nr < inst->nr_xft_data; ++nr)
+ {
+ if (inst->xft_data[nr].widget == widget)
+ data = &inst->xft_data[nr];
+ }
+
+ return data;
+}
+
+static void
+command_press (Widget widget,
+ XEvent* event,
+ String *params,
+ Cardinal *num_params)
+{
+ struct widget_xft_data *data = find_xft_data (widget);
+ if (data)
+ {
+ char *lbl;
+ /* Since this isn't used for rectangle buttons, use it to for armed. */
+ XtVaSetValues (widget, XtNcornerRoundPercent, 1, NULL);
+
+ XtVaGetValues (widget, XtNlabel, &lbl, NULL);
+ draw_text (data, lbl, 1);
+ }
+}
+
+static void
+command_reset (Widget widget,
+ XEvent* event,
+ String *params,
+ Cardinal *num_params)
+{
+ struct widget_xft_data *data = find_xft_data (widget);
+ if (data)
+ {
+ Dimension cr;
+ XtVaGetValues (widget, XtNcornerRoundPercent, &cr, NULL);
+ if (cr == 1)
+ {
+ char *lbl;
+ XtVaSetValues (widget, XtNcornerRoundPercent, 0, NULL);
+ XtVaGetValues (widget, XtNlabel, &lbl, NULL);
+ draw_text (data, lbl, 0);
+ }
+ }
+}
+
+
+#endif
+
void
#ifdef PROTOTYPES
xaw_update_one_widget (widget_instance *instance, Widget widget,
#endif
if (XtIsSubclass (widget, dialogWidgetClass))
{
- Arg al[1];
- int ac = 0;
- XtSetArg (al[ac], XtNlabel, val->contents->value); ac++;
- XtSetValues (widget, al, ac);
+
+#ifdef HAVE_XFT
+ if (instance->xft_data && instance->xft_data[0].xft_font)
+ {
+ set_text (&instance->xft_data[0], instance->parent,
+ val->contents->value, 10);
+ }
+#endif
+ XtVaSetValues (widget, XtNlabel, val->contents->value, NULL);
}
else if (XtIsSubclass (widget, commandWidgetClass))
{
Dimension bw = 0;
- Arg al[3];
+ Arg al[10];
+ int ac = 0;
XtVaGetValues (widget, XtNborderWidth, &bw, NULL);
if (bw == 0)
}
XtSetSensitive (widget, val->enabled);
- XtSetArg (al[0], XtNlabel, val->value);
+ XtSetArg (al[ac], XtNlabel, val->value);ac++;
/* Force centered button text. Se above. */
- XtSetArg (al[1], XtNjustify, XtJustifyCenter);
- XtSetValues (widget, al, 2);
+ XtSetArg (al[ac], XtNjustify, XtJustifyCenter);ac++;
+#ifdef HAVE_XFT
+ if (instance->xft_data && instance->xft_data[0].xft_font)
+ {
+ int th;
+ int nr;
+ for (nr = 0; nr < instance->nr_xft_data; ++nr)
+ if (instance->xft_data[nr].widget == widget)
+ break;
+ if (nr < instance->nr_xft_data)
+ {
+ set_text (&instance->xft_data[nr], instance->parent,
+ val->value, 6);
+
+ /* Must set internalHeight to twice the highlight thickness,
+ or else it gets overwritten by our pixmap. Probably a bug. */
+ XtVaGetValues (widget, XtNhighlightThickness, &th, NULL);
+ XtSetArg (al[ac], XtNinternalHeight, 2*th);ac++;
+ }
+ }
+#endif
+ XtSetValues (widget, al, ac);
XtRemoveAllCallbacks (widget, XtNcallback);
XtAddCallback (widget, XtNcallback, xaw_generic_callback, instance);
}
xaw_destroy_instance (instance)
widget_instance *instance;
{
+#ifdef HAVE_XFT
+ if (instance->xft_data)
+ {
+ int i;
+ for (i = 0; i < instance->nr_xft_data; ++i)
+ {
+ if (instance->xft_data[i].xft_draw)
+ XftDrawDestroy (instance->xft_data[i].xft_draw);
+ if (instance->xft_data[i].p != None)
+ {
+ XtVaSetValues (instance->xft_data[i].widget, XtNbitmap, None,
+ NULL);
+ XFreePixmap (XtDisplay (instance->widget),
+ instance->xft_data[i].p);
+ }
+ }
+ if (instance->xft_data[0].xft_font)
+ XftFontClose (XtDisplay (instance->widget),
+ instance->xft_data[0].xft_font);
+ free (instance->xft_data);
+ }
+#endif
if (XtIsSubclass (instance->widget, dialogWidgetClass))
/* Need to destroy the Shell too. */
XtDestroyWidget (XtParent (instance->widget));
};
static Boolean actions_initted = False;
+#ifdef HAVE_XFT
+static XtActionsRec button_actions[] =
+ {
+ { "my_reset", command_reset },
+ { "my_press", command_press },
+ };
+char buttonTrans[] =
+ "<Leave>: reset() my_reset()\n"
+ "<Btn1Down>: set() my_press()\n"
+ "<Btn1Up>: my_reset() notify() unset()\n";
+#endif
+
static Widget
-make_dialog (name, parent, pop_up_p, shell_title, icon_name, text_input_slot, radio_box, list, left_buttons, right_buttons)
+make_dialog (name, parent, pop_up_p, shell_title, icon_name, text_input_slot,
+ radio_box, list, left_buttons, right_buttons, instance)
char* name;
Widget parent;
Boolean pop_up_p;
Boolean list;
int left_buttons;
int right_buttons;
+ widget_instance *instance;
{
Arg av [20];
int ac = 0;
Widget dialog;
Widget button;
XtTranslations override;
+#ifdef HAVE_XFT
+ XftFont *xft_font = 0;
+ XtTranslations button_override;
+#endif
if (! pop_up_p) abort (); /* not implemented */
if (text_input_slot) abort (); /* not implemented */
XtAppContext app = XtWidgetToApplicationContext (parent);
XtAppAddActions (app, xaw_actions,
sizeof (xaw_actions) / sizeof (xaw_actions[0]));
+#ifdef HAVE_XFT
+ XtAppAddActions (app, button_actions,
+ sizeof (button_actions) / sizeof (button_actions[0]));
+#endif
actions_initted = True;
}
override = XtParseTranslationTable (dialogOverride);
XtOverrideTranslations (dialog, override);
+#ifdef HAVE_XFT
+ {
+ int num;
+ Widget *ch = NULL;
+ Widget w = 0;
+ XtVaGetValues (dialog,
+ XtNnumChildren, &num,
+ XtNchildren, &ch, NULL);
+ for (i = 0; i < num; ++i)
+ {
+ if (!XtIsSubclass (ch[i], commandWidgetClass)
+ && XtIsSubclass (ch[i], labelWidgetClass))
+ {
+ w = ch[i];
+ break;
+ }
+ }
+ instance->xft_data = 0;
+ instance->nr_xft_data = 0;
+ if (w)
+ {
+ XtResource rec[] =
+ { { "faceName", "FaceName", XtRString, sizeof(String), 0, XtRString,
+ (XtPointer)"Sans-14" }};
+ char *faceName;
+ XtVaGetSubresources (dialog, &faceName, "Dialog", "dialog",
+ rec, 1, 0, NULL);
+ if (strcmp ("none", faceName) != 0)
+ xft_font = openFont (dialog, faceName);
+ if (xft_font)
+ {
+ instance->nr_xft_data = left_buttons + right_buttons + 1;
+ instance->xft_data = calloc (instance->nr_xft_data,
+ sizeof(*instance->xft_data));
+
+ fill_xft_data (&instance->xft_data[0], w, xft_font);
+ }
+ }
+
+ button_override = XtParseTranslationTable (buttonTrans);
+ }
+#endif
+
bc = 0;
button = 0;
for (i = 0; i < left_buttons; i++)
XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
XtSetArg (av [ac], XtNresizable, True); ac++;
+#ifdef HAVE_XAW3D
+ if (DefaultDepthOfScreen (XtScreen (dialog)) >= 16)
+ {
+ /* Turn of dithered shadow if we can. Looks bad */
+ XtSetArg (av [ac], "beNiceToColormap", False); ac++;
+ }
+#endif
sprintf (button_name, "button%d", ++bc);
button = XtCreateManagedWidget (button_name, commandWidgetClass,
dialog, av, ac);
+#ifdef HAVE_XFT
+ if (xft_font)
+ {
+ fill_xft_data (&instance->xft_data[bc], button, xft_font);
+ XtOverrideTranslations (button, button_override);
+ }
+#endif
}
- if (right_buttons)
- {
- /* Create a separator
- I want the separator to take up the slack between the buttons on
- the right and the buttons on the left (that is I want the buttons
- after the separator to be packed against the right edge of the
- window) but I can't seem to make it do it.
- */
- ac = 0;
- XtSetArg (av [ac], XtNfromHoriz, button); ac++;
-/* XtSetArg (av [ac], XtNfromVert, XtNameToWidget (dialog, "label")); ac++; */
- XtSetArg (av [ac], XtNleft, XtChainLeft); ac++;
- XtSetArg (av [ac], XtNright, XtChainRight); ac++;
- XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
- XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
- XtSetArg (av [ac], XtNlabel, ""); ac++;
- XtSetArg (av [ac], XtNwidth, 30); ac++; /* #### aaack!! */
- XtSetArg (av [ac], XtNborderWidth, 0); ac++;
- XtSetArg (av [ac], XtNshapeStyle, XmuShapeRectangle); ac++;
- XtSetArg (av [ac], XtNresizable, False); ac++;
- XtSetArg (av [ac], XtNsensitive, False); ac++;
- button = XtCreateManagedWidget ("separator",
- /* labelWidgetClass, */
- /* This has to be Command to fake out
- the Dialog widget... */
- commandWidgetClass,
- dialog, av, ac);
- }
for (i = 0; i < right_buttons; i++)
{
ac = 0;
XtSetArg (av [ac], XtNfromHoriz, button); ac++;
+ if (i == 0)
+ {
+ /* Separator to the other buttons. */
+ XtSetArg (av [ac], XtNhorizDistance, 30); ac++;
+ }
XtSetArg (av [ac], XtNleft, XtChainRight); ac++;
XtSetArg (av [ac], XtNright, XtChainRight); ac++;
XtSetArg (av [ac], XtNtop, XtChainBottom); ac++;
XtSetArg (av [ac], XtNbottom, XtChainBottom); ac++;
XtSetArg (av [ac], XtNresizable, True); ac++;
+#ifdef HAVE_XAW3D
+ if (DefaultDepthOfScreen (XtScreen (dialog)) >= 16)
+ {
+ /* Turn of dithered shadow if we can. Looks bad */
+ XtSetArg (av [ac], "beNiceToColormap", False); ac++;
+ }
+#endif
sprintf (button_name, "button%d", ++bc);
button = XtCreateManagedWidget (button_name, commandWidgetClass,
dialog, av, ac);
+#ifdef HAVE_XFT
+ if (xft_font)
+ {
+ fill_xft_data (&instance->xft_data[bc], button, xft_font);
+ XtOverrideTranslations (button, button_override);
+ }
+#endif
}
return dialog;
widget = make_dialog (name, parent, pop_up_p,
shell_name, icon_name, text_input_slot, radio_box,
- list, left_buttons, right_buttons);
-
+ list, left_buttons, right_buttons, instance);
return widget;
}
projects / emacs.git / commitdiff