/*
* True if the font matches some field.
*/
static Boolean
match(SharedFontSelData *data, enum ListSpecifier l, int i)
{
char buf[TEMP_BUF_SIZE];
/* An empty selection or a wild card matches anything.
*/
if (!data->sel[l] || !strcmp(data->sel[l], wild))
return True;
/* chunk out the desired part... */
switch (l)
{
case ENCODING:
encoding_part(fn(data, i), buf);
break;
case NAME:
name_part(fn(data, i), buf);
break;
case STYLE:
style_part(fn(data, i), buf);
break;
case SIZE:
size_part(fn(data, i), buf, data->in_pixels);
break;
default:
;
}
/* ...and chew it now */
return !strcmp(buf, data->sel[l]);
}
/*
* Parse through the fontlist data and set up the three scroll lists. The fix
* parameter can be used to exclude a list from any changes. This is used for
* updates after selections caused by the users actions.
*/
static void
fill_lists(enum ListSpecifier fix, SharedFontSelData *data)
{
char *list[NONE][MAX_ENTRIES_IN_LIST];
int count[NONE];
char buf[TEMP_BUF_SIZE];
XmString items[MAX_ENTRIES_IN_LIST];
int i;
int idx;
for (idx = (int)ENCODING; idx < (int)NONE; ++idx)
count[idx] = 0;
/* First we insert the wild char into every single list. */
if (fix != ENCODING)
add_to_list(list[ENCODING], wild, &count[ENCODING]);
if (fix != NAME)
add_to_list(list[NAME], wild, &count[NAME]);
if (fix != STYLE)
add_to_list(list[STYLE], wild, &count[STYLE]);
if (fix != SIZE)
add_to_list(list[SIZE], wild, &count[SIZE]);
for (i = 0; i < data->num && i < MAX_ENTRIES_IN_LIST; i++)
{
if (proportional(fn(data, i)))
continue;
if (fix != ENCODING
&& match(data, NAME, i)
&& match(data, STYLE, i)
&& match(data, SIZE, i))
{
encoding_part(fn(data, i), buf);
add_to_list(list[ENCODING], buf, &count[ENCODING]);
}
if (fix != NAME
&& match(data, ENCODING, i)
&& match(data, STYLE, i)
&& match(data, SIZE, i))
{
name_part(fn(data, i), buf);
add_to_list(list[NAME], buf, &count[NAME]);
}
if (fix != STYLE
&& match(data, ENCODING, i)
&& match(data, NAME, i)
&& match(data, SIZE, i))
{
style_part(fn(data, i), buf);
add_to_list(list[STYLE], buf, &count[STYLE]);
}
if (fix != SIZE
&& match(data, ENCODING, i)
&& match(data, NAME, i)
&& match(data, STYLE, i))
{
size_part(fn(data, i), buf, data->in_pixels);
add_to_list(list[SIZE], buf, &count[SIZE]);
}
}
/*
* And now do the preselection in all lists where there was one:
*/
if (fix != ENCODING)
{
Cardinal n_items;
WidgetList children;
Widget selected_button = 0;
/* Get and update the current button list. */
XtVaGetValues(data->encoding_pulldown,
XmNchildren, &children,
XmNnumChildren, &n_items,
NULL);
for (i = 0; i < count[ENCODING]; ++i)
{
Widget button;
items[i] = XmStringCreateLocalized(list[ENCODING][i]);
if (i < (int)n_items)
{
/* recycle old button */
XtVaSetValues(children[i],
XmNlabelString, items[i],
XmNuserData, i,
NULL);
button = children[i];
}
else
{
/* create a new button */
button = XtVaCreateManagedWidget("button",
xmPushButtonGadgetClass,
data->encoding_pulldown,
XmNlabelString, items[i],
XmNuserData, i,
NULL);
XtAddCallback(button, XmNactivateCallback,
(XtCallbackProc) encoding_callback, (XtPointer) data);
XtManageChild(button);
}
if (data->sel[ENCODING])
{
if (!strcmp(data->sel[ENCODING], list[ENCODING][i]))
selected_button = button;
}
XtFree(list[ENCODING][i]);
}
/* Destroy all the outstanding menu items.
*/
for (i = count[ENCODING]; i < (int)n_items; ++i)
{
XtUnmanageChild(children[i]);
XtDestroyWidget(children[i]);
}
/* Preserve the current selection visually.
*/
if (selected_button)
{
XtVaSetValues(data->encoding_menu,
XmNmenuHistory, selected_button,
NULL);
}
for (i = 0; i < count[ENCODING]; ++i)
XmStringFree(items[i]);
}
/*
* Now loop trough the remaining lists and set them up.
*/
for (idx = (int)NAME; idx < (int)NONE; ++idx)
{
Widget w;
if (fix == (enum ListSpecifier)idx)
continue;
switch ((enum ListSpecifier)idx)
{
case NAME:
w = data->list[NAME];
break;
case STYLE:
w = data->list[STYLE];
break;
case SIZE:
w = data->list[SIZE];
break;
default:
w = (Widget)0; /* for lint */
}
for (i = 0; i < count[idx]; ++i)
{
items[i] = XmStringCreateLocalized(list[idx][i]);
XtFree(list[idx][i]);
}
XmListDeleteAllItems(w);
XmListAddItems(w, items, count[idx], 1);
if (data->sel[idx])
{
XmStringFree(items[0]);
items[0] = XmStringCreateLocalized(data->sel[idx]);
XmListSelectItem(w, items[0], False);
XmListSetBottomItem(w, items[0]);
}
for (i = 0; i < count[idx]; ++i)
XmStringFree(items[i]);
}
}
/*
* Returns pointer to an ASCII character string that contains the name of the
* selected font (in X format for naming fonts); it is the users responsibility
* to free the space allocated to this string.
*/
char_u *
gui_xm_select_font(char_u *current)
{
static SharedFontSelData _data;
Widget parent;
Widget form;
Widget separator;
Widget sub_form;
Widget size_toggle;
Widget name;
Widget disp_frame;
Widget frame;
Arg args[64];
int n;
XmString str;
char big_font[MAX_FONT_NAME_LEN];
SharedFontSelData *data;
data = &_data;
parent = vimShell;
data->names = XListFonts(XtDisplay(parent), "-*-*-*-*-*-*-*-*-*-*-*-*-*-*",
MAX_FONTS, &data->num);
/*
* Find the name of the biggest font less than the given limit
* MAX_DISPLAY_SIZE used to set up the initial height of the display
* widget.
*/
{
int i;
int max;
int index = 0;
int size;
char str[128];
for (i = 0, max = 0; i < data->num; i++)
{
get_part(fn(data, i), 7, str);
size = atoi(str);
if ((size > max) && (size < MAX_DISPLAY_SIZE))
{
index = i;
max = size;
}
}
strcpy(big_font, fn(data, index));
}
data->old = XLoadQueryFont(XtDisplay(parent), big_font);
data->old_list = gui_motif_create_fontlist(data->old);
/* Set the title of the Dialog window. */
data->dialog = XmCreateDialogShell(parent, "fontSelector", NULL, 0);
str = XmStringCreateLocalized(_("Vim - Font Selector"));
/* Create form popup dialog widget. */
form = XtVaCreateWidget("form",
xmFormWidgetClass, data->dialog,
XmNdialogTitle, str,
XmNautoUnmanage, False,
XmNdialogStyle, XmDIALOG_FULL_APPLICATION_MODAL,
NULL);
XmStringFree(str);
sub_form = XtVaCreateManagedWidget("subForm",
xmFormWidgetClass, form,
XmNbottomAttachment, XmATTACH_FORM,
XmNbottomOffset, 4,
XmNrightAttachment, XmATTACH_FORM,
XmNrightOffset, 4,
XmNtopAttachment, XmATTACH_FORM,
XmNtopOffset, 4,
XmNorientation, XmVERTICAL,
NULL);
data->ok = XtVaCreateManagedWidget(_("OK"),
xmPushButtonGadgetClass, sub_form,
XmNleftAttachment, XmATTACH_FORM,
XmNrightAttachment, XmATTACH_FORM,
XmNtopAttachment, XmATTACH_FORM,
XmNtopOffset, 4,
NULL);
apply_fontlist(data->ok);
data->cancel = XtVaCreateManagedWidget(_("Cancel"),
xmPushButtonGadgetClass, sub_form,
XmNrightAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_FORM,
XmNtopAttachment, XmATTACH_WIDGET,
XmNtopWidget, data->ok,
XmNtopOffset, 4,
XmNshowAsDefault, True,
NULL);
apply_fontlist(data->cancel);
/* Create the separator for beauty. */
n = 0;
XtSetArg(args[n], XmNorientation, XmVERTICAL); n++;
XtSetArg(args[n], XmNbottomAttachment, XmATTACH_FORM); n++;
XtSetArg(args[n], XmNtopAttachment, XmATTACH_FORM); n++;
XtSetArg(args[n], XmNrightAttachment, XmATTACH_WIDGET); n++;
XtSetArg(args[n], XmNrightWidget, sub_form); n++;
XtSetArg(args[n], XmNrightOffset, 4); n++;
separator = XmCreateSeparatorGadget(form, "separator", args, n);
XtManageChild(separator);
/* Create font name text widget and the corresponding label. */
data->name = XtVaCreateManagedWidget("fontName",
xmTextWidgetClass, form,
XmNbottomAttachment, XmATTACH_FORM,
XmNbottomOffset, 4,
XmNleftAttachment, XmATTACH_FORM,
XmNleftOffset, 4,
XmNrightAttachment, XmATTACH_WIDGET,
XmNrightWidget, separator,
XmNrightOffset, 4,
XmNeditable, False,
XmNeditMode, XmSINGLE_LINE_EDIT,
XmNmaxLength, MAX_FONT_NAME_LEN,
XmNcolumns, 60,
NULL);
str = XmStringCreateLocalized(_("Name:"));
name = XtVaCreateManagedWidget("fontNameLabel",
xmLabelGadgetClass, form,
XmNlabelString, str,
XmNuserData, data->name,
XmNleftAttachment, XmATTACH_OPPOSITE_WIDGET,
XmNleftWidget, data->name,
XmNbottomAttachment, XmATTACH_WIDGET,
XmNbottomWidget, data->name,
XmNtopOffset, 1,
NULL);
XmStringFree(str);
apply_fontlist(name);
/* create sample display label widget */
disp_frame = XtVaCreateManagedWidget("sampleFrame",
xmFrameWidgetClass, form,
XmNshadowType, XmSHADOW_ETCHED_IN,
XmNleftAttachment, XmATTACH_FORM,
XmNleftOffset, 4,
XmNbottomAttachment, XmATTACH_WIDGET,
XmNbottomWidget, name,
XmNrightAttachment, XmATTACH_WIDGET,
XmNrightWidget, separator,
XmNrightOffset, 4,
XmNalignment, XmALIGNMENT_BEGINNING,
NULL);
data->sample = XtVaCreateManagedWidget("sampleLabel",
xmLabelWidgetClass, disp_frame,
XmNleftAttachment, XmATTACH_FORM,
XmNtopAttachment, XmATTACH_FORM,
XmNbottomAttachment, XmATTACH_FORM,
XmNrightAttachment, XmATTACH_FORM,
XmNalignment, XmALIGNMENT_BEGINNING,
XmNrecomputeSize, False,
XmNfontList, data->old_list,
NULL);
/* create toggle button */
str = XmStringCreateLocalized(_("Show size in Points"));
size_toggle = XtVaCreateManagedWidget("sizeToggle",
xmToggleButtonGadgetClass, form,
XmNlabelString, str,
XmNleftAttachment, XmATTACH_FORM,
XmNleftOffset, 4,
XmNbottomAttachment, XmATTACH_WIDGET,
XmNbottomWidget, disp_frame,
XmNbottomOffset, 4,
NULL);
XmStringFree(str);
apply_fontlist(size_toggle);
XtManageChild(size_toggle);
/* Encoding pulldown menu.
*/
data->encoding_pulldown = XmCreatePulldownMenu(form,
"encodingPulldown", NULL, 0);
str = XmStringCreateLocalized(_("Encoding:"));
n = 0;
XtSetArg(args[n], XmNsubMenuId, data->encoding_pulldown); ++n;
XtSetArg(args[n], XmNlabelString, str); ++n;
XtSetArg(args[n], XmNleftAttachment, XmATTACH_FORM); ++n;
XtSetArg(args[n], XmNleftOffset, 4); ++n;
XtSetArg(args[n], XmNbottomAttachment, XmATTACH_WIDGET); ++n;
XtSetArg(args[n], XmNbottomWidget, size_toggle); ++n;
XtSetArg(args[n], XmNbottomOffset, 4); ++n;
XtSetArg(args[n], XmNrightAttachment, XmATTACH_WIDGET); ++n;
XtSetArg(args[n], XmNrightWidget, separator); ++n;
XtSetArg(args[n], XmNrightOffset, 4); ++n;
data->encoding_menu = XmCreateOptionMenu(form, "encodingMenu", args, n);
XmStringFree(str);
XmAddTabGroup(data->encoding_menu);
/*
* Create scroll list widgets in a separate subform used to manage the
* different sizes of the lists.
*/
sub_form = XtVaCreateManagedWidget("subForm",
xmFormWidgetClass, form,
XmNbottomAttachment, XmATTACH_WIDGET,
XmNbottomWidget, data->encoding_menu,
XmNbottomOffset, 4,
XmNleftAttachment, XmATTACH_FORM,
XmNleftOffset, 4,
XmNrightAttachment, XmATTACH_WIDGET,
XmNrightWidget, separator,
XmNrightOffset, 4,
XmNtopAttachment, XmATTACH_FORM,
XmNtopOffset, 2,
XmNorientation, XmVERTICAL,
NULL);
/* font list */
frame = XtVaCreateManagedWidget("frame", xmFrameWidgetClass, sub_form,
XmNshadowThickness, 0,
XmNtopAttachment, XmATTACH_FORM,
XmNbottomAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_FORM,
XmNrightAttachment, XmATTACH_POSITION,
XmNrightPosition, 50,
NULL);
str = XmStringCreateLocalized(_("Font:"));
name = XtVaCreateManagedWidget("nameListLabel", xmLabelGadgetClass, frame,
XmNchildType, XmFRAME_TITLE_CHILD,
XmNchildVerticalAlignment, XmALIGNMENT_CENTER,
XmNchildHorizontalAlignment, XmALIGNMENT_BEGINNING,
XmNlabelString, str,
NULL);
XmStringFree(str);
apply_fontlist(name);
n = 0;
XtSetArg(args[n], XmNvisibleItemCount, 8); ++n;
XtSetArg(args[n], XmNresizable, True); ++n;
XtSetArg(args[n], XmNlistSizePolicy, XmCONSTANT); ++n;
XtSetArg(args[n], XmNvisualPolicy, XmVARIABLE); ++n;
#ifdef LESSTIF_VERSION
XtSetArg(args[n], XmNscrollBarDisplayPolicy, XmSTATIC); ++n;
#endif
data->list[NAME] = XmCreateScrolledList(frame, "fontList", args, n);
XtVaSetValues(name, XmNuserData, data->list[NAME], NULL);
/* style list */
frame = XtVaCreateManagedWidget("frame", xmFrameWidgetClass, sub_form,
XmNshadowThickness, 0,
XmNtopAttachment, XmATTACH_FORM,
XmNbottomAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_POSITION,
XmNleftPosition, 50,
XmNleftOffset, 4,
XmNrightAttachment, XmATTACH_POSITION,
XmNrightPosition, 80,
NULL);
str = XmStringCreateLocalized(_("Style:"));
name = XtVaCreateManagedWidget("styleListLabel", xmLabelWidgetClass, frame,
XmNchildType, XmFRAME_TITLE_CHILD,
XmNchildVerticalAlignment, XmALIGNMENT_CENTER,
XmNchildHorizontalAlignment, XmALIGNMENT_BEGINNING,
XmNlabelString, str,
NULL);
XmStringFree(str);
apply_fontlist(name);
n = 0;
XtSetArg(args[n], XmNvisibleItemCount, 8); ++n;
XtSetArg(args[n], XmNresizable, True); ++n;
XtSetArg(args[n], XmNlistSizePolicy, XmCONSTANT); ++n;
XtSetArg(args[n], XmNvisualPolicy, XmVARIABLE); ++n;
#ifdef LESSTIF_VERSION
XtSetArg(args[n], XmNscrollBarDisplayPolicy, XmSTATIC); ++n;
#endif
data->list[STYLE] = XmCreateScrolledList(frame, "styleList", args, n);
XtVaSetValues(name, XmNuserData, data->list[STYLE], NULL);
/* size list */
frame = XtVaCreateManagedWidget("frame", xmFrameWidgetClass, sub_form,
XmNshadowThickness, 0,
XmNtopAttachment, XmATTACH_FORM,
XmNbottomAttachment, XmATTACH_FORM,
XmNleftAttachment, XmATTACH_POSITION,
XmNleftPosition, 80,
XmNleftOffset, 4,
XmNrightAttachment, XmATTACH_FORM,
NULL);
str = XmStringCreateLocalized(_("Size:"));
name = XtVaCreateManagedWidget("sizeListLabel", xmLabelGadgetClass, frame,
XmNchildType, XmFRAME_TITLE_CHILD,
XmNchildVerticalAlignment, XmALIGNMENT_CENTER,
XmNchildHorizontalAlignment, XmALIGNMENT_BEGINNING,
XmNlabelString, str,
NULL);
XmStringFree(str);
apply_fontlist(name);
n = 0;
XtSetArg(args[n], XmNvisibleItemCount, 8); ++n;
XtSetArg(args[n], XmNresizable, True); ++n;
XtSetArg(args[n], XmNlistSizePolicy, XmCONSTANT); ++n;
XtSetArg(args[n], XmNvisualPolicy, XmVARIABLE); ++n;
#ifdef LESSTIF_VERSION
XtSetArg(args[n], XmNscrollBarDisplayPolicy, XmSTATIC); ++n;
#endif
data->list[SIZE] = XmCreateScrolledList(frame, "sizeList", args, n);
XtVaSetValues(name, XmNuserData, data->list[SIZE], NULL);
/* update form widgets cancel button */
XtVaSetValues(form, XmNcancelButton, data->cancel, NULL);
XtAddCallback(size_toggle, XmNvalueChangedCallback,
(XtCallbackProc)stoggle_callback, (XtPointer)data);
XtAddCallback(data->list[NAME], XmNbrowseSelectionCallback,
(XtCallbackProc)name_callback, (XtPointer)data);
XtAddCallback(data->list[STYLE], XmNbrowseSelectionCallback,
(XtCallbackProc)style_callback, (XtPointer)data);
XtAddCallback(data->list[SIZE], XmNbrowseSelectionCallback,
(XtCallbackProc)size_callback, (XtPointer)data);
XtAddCallback(data->ok, XmNactivateCallback,
(XtCallbackProc)ok_callback, (XtPointer)data);
XtAddCallback(data->cancel, XmNactivateCallback,
(XtCallbackProc)cancel_callback, (XtPointer)data);
XmProcessTraversal(data->list[NAME], XmTRAVERSE_CURRENT);
/* setup tabgroups */
XmAddTabGroup(data->list[NAME]);
XmAddTabGroup(data->list[STYLE]);
XmAddTabGroup(data->list[SIZE]);
XmAddTabGroup(size_toggle);
XmAddTabGroup(data->name);
XmAddTabGroup(data->ok);
XmAddTabGroup(data->cancel);
add_cancel_action(data->dialog, (XtCallbackProc)cancel_callback, data);
/* Preset selection data. */
data->exit = False;
data->in_pixels= True;
data->sel[ENCODING] = NULL;
data->sel[NAME] = NULL;
data->sel[STYLE] = NULL;
data->sel[SIZE] = NULL;
data->font_name = NULL;
/* set up current font parameters */
if (current && current[0] != '\0')
{
int i;
char **names;
names = XListFonts(XtDisplay(form), (char *) current, 1, &i);
if (i != 0)
{
char name[TEMP_BUF_SIZE];
char style[TEMP_BUF_SIZE];
char size[TEMP_BUF_SIZE];
char encoding[TEMP_BUF_SIZE];
char *found;
found = names[0];
name_part(found, name);
style_part(found, style);
size_part(found, size, data->in_pixels);
encoding_part(found, encoding);
if (strlen(name) > 0
&& strlen(style) > 0
&& strlen(size) > 0
&& strlen(encoding) > 0)
{
data->sel[NAME] = XtNewString(name);
data->sel[STYLE] = XtNewString(style);
data->sel[SIZE] = XtNewString(size);
data->sel[ENCODING] = XtNewString(encoding);
data->font_name = XtNewString(names[0]);
display_sample(data);
XmTextSetString(data->name, data->font_name);
}
else
{
/* We can't preset a symbolic name, which isn't a full font
* description. Therefore we just behave the same way as if the
* user didn't have selected anything thus far.
*
* Unfortunately there is no known way to expand an abbreviated
* font name.
*/
data->font_name = NULL;
}
}
XFreeFontNames(names);
}
fill_lists(NONE, data);
/* Unfortunately LessTif doesn't align the list widget's properly. I don't
* have currently any idea how to fix this problem.
*/
XtManageChild(data->list[NAME]);
XtManageChild(data->list[STYLE]);
XtManageChild(data->list[SIZE]);
XtManageChild(data->encoding_menu);
manage_centered(form);
/* modal event loop */
while (!data->exit)
XtAppProcessEvent(XtWidgetToApplicationContext(data->dialog),
(XtInputMask)XtIMAll);
XtDestroyWidget(data->dialog);
if (data->old)
{
XFreeFont(XtDisplay(data->dialog), data->old);
XmFontListFree(data->old_list);
}
gui_motif_synch_fonts();
return (char_u *) data->font_name;
}
