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https://github.com/MidnightCommander/mc
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330 lines
14 KiB
C
330 lines
14 KiB
C
/* @(#)item_impl.h 20.53 92/06/01 SMI */
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/*
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* (c) Copyright 1989 Sun Microsystems, Inc. Sun design patents
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* pending in the U.S. and foreign countries. See LEGAL NOTICE
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* file for terms of the license.
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*/
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#ifndef _xview_private_item_impl_already_included
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#define _xview_private_item_impl_already_included
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/* panels and panel_items are both of type Xv_panel_or_item so that we
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* can pass them to common routines.
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*/
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#define ITEM_PRIVATE(i) XV_PRIVATE(Item_info, Xv_item, i)
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#define ITEM_PUBLIC(item) XV_PUBLIC(item)
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/* Item status flags. (Used in ip->flags.)
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*
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* N.B.: Definitions marked with a "!P!" are ALSO used in the flags variable
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* in the Panel_info structure (i.e., panel->flags).
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*/
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#define IS_PANEL 0x00000001 /* object is a panel !P! */
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#define IS_ITEM 0x00000002 /* object is an item */
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#define HIDDEN 0x00000004 /* item is not currently displayed */
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#define ITEM_X_FIXED 0x00000008 /* item's x coord fixed by user */
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#define ITEM_Y_FIXED 0x00000010 /* item's y coord fixed by user */
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#define LABEL_X_FIXED 0x00000020 /* label x coord fixed by user */
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#define LABEL_Y_FIXED 0x00000040 /* label y coord fixed by user */
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#define VALUE_X_FIXED 0x00000080 /* value x coord fixed by user */
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#define VALUE_Y_FIXED 0x00000100 /* value y coord fixed by user */
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#define CREATED 0x00000200 /* XV_END_CREATE received */
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#define WANTS_KEY 0x00000400 /* item wants keystroke events !P! */
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#define WANTS_ADJUST 0x00000800 /* item wants ACTION_ADJUST events */
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#define BUSY_MODIFIED 0x00001000 /* the BUSY flag was modified via xv_set */
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#define DEAF 0x00002000 /* item doesn't want any events */
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#define INVOKED 0x00004000
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#define LABEL_INVERTED 0x00020000 /* invert the label !P! */
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#define PREVIEWING 0x00080000
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#define BUSY 0x00100000
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#define INACTIVE 0x00200000
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#define IS_MENU_ITEM 0x00400000 /* paint item like a menu item */
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#define WANTS_ISO 0x00800000 /* item wants all ISO characters */
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#define UPDATE_SCROLL 0x01000000 /* need to update scroll size */
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#define POST_EVENTS 0x02000000 /* send events through the notifier */
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#ifdef OW_I18N
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#define WCHAR_NOTIFY 0x04000000 /* wide char version of notify proc */
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#define IC_ACTIVE 0x08000000 /* indicate if item should ignore IM */
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#endif /* OW_I18N */
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#define hidden(ip) ((ip)->flags & HIDDEN ? TRUE : FALSE)
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#define busy(ip) ((ip)->flags & BUSY ? TRUE : FALSE)
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#define busy_modified(ip) ((ip)->flags & BUSY_MODIFIED ? TRUE : FALSE)
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#define inactive(ip) ((ip)->flags & INACTIVE ? TRUE : FALSE)
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#define invoked(ip) ((ip)->flags & INVOKED ? TRUE : FALSE)
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#define item_fixed(ip) ((ip)->flags & (ITEM_X_FIXED | ITEM_Y_FIXED) ? TRUE : FALSE)
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#define label_fixed(ip) ((ip)->flags & (LABEL_X_FIXED|LABEL_Y_FIXED) ? TRUE : FALSE)
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#define value_fixed(ip) ((ip)->flags & (VALUE_X_FIXED|VALUE_Y_FIXED) ? TRUE : FALSE)
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#define created(ip) ((ip)->flags & CREATED ? TRUE : FALSE)
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#define is_menu_item(ip) ((ip)->flags & IS_MENU_ITEM ? TRUE : FALSE)
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#define wants_iso(object) ((object)->flags & WANTS_ISO ? TRUE : FALSE)
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#define wants_key(object) ((object)->flags & WANTS_KEY ? TRUE : FALSE)
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#define wants_adjust(object) ((object)->flags & WANTS_ADJUST ? TRUE : FALSE)
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#define label_inverted_flag(object) ((object)->flags & LABEL_INVERTED ? TRUE : FALSE)
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#define deaf(object) ((object)->flags & DEAF ? TRUE : FALSE)
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#define is_panel(object) ((object)->flags & IS_PANEL ? TRUE : FALSE)
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#define is_item(object) ((object)->flags & IS_ITEM ? TRUE : FALSE)
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#define previewing(object) ((object)->flags & PREVIEWING ? TRUE : FALSE)
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#define update_scroll(object) ((object)->flags & UPDATE_SCROLL ? TRUE : FALSE)
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#define post_events(object) ((object)->flags & POST_EVENTS ? TRUE : FALSE)
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#ifdef OW_I18N
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#define wchar_notify(object) ((object)->flags & WCHAR_NOTIFY ? TRUE : FALSE)
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#define ic_active(object) ((object)->flags & IC_ACTIVE ? TRUE : FALSE)
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#endif /* OW_I18N */
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/* miscellaneous constants */
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#define BIG 0x7FFF
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#define KEY_NEXT KEY_BOTTOMRIGHT
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#define ITEM_X_GAP 10 /* # of x pixels between items */
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#define ITEM_Y_GAP 13 /* # of y pixels between items rows */
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#define LABEL_X_GAP 8 /* used in panel_attr.c */
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#define LABEL_Y_GAP 4 /* used in panel_attr.c */
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/* structures */
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/*********************** panel_image **************************************/
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typedef enum {
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PIT_SVRIM,
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PIT_STRING
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} Panel_image_type;
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typedef struct panel_image {
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Panel_image_type im_type;
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unsigned int inverted : 1; /* true to invert the image */
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unsigned int boxed : 1; /* true to enclose image in a box */
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union {
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struct {
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char *text;
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#ifdef OW_I18N
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CHAR *text_wc;
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#endif /* OW_I18N */
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Xv_font font;
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short bold; /* TRUE if text should be bold */
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Graphics_info *ginfo;
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} t; /* PIT_STRING arm */
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Server_image svrim; /* PIT_SVRIM arm */
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} im_value;
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int color; /* -1 => use foreground color */
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} Panel_image;
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#define image_type(image) ((image)->im_type)
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#define image_inverted(image) ((image)->inverted)
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#define image_boxed(image) ((image)->boxed)
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#define is_string(image) (image_type(image) == PIT_STRING)
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#define is_svrim(image) (image_type(image) == PIT_SVRIM)
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#define image_string(image) ((image)->im_value.t.text)
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#ifdef OW_I18N
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#define image_string_wc(image) ((image)->im_value.t.text_wc)
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#endif /* OW_I18N */
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#define image_font(image) ((image)->im_value.t.font)
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#define image_bold(image) ((image)->im_value.t.bold)
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#define image_ginfo(image) ((image)->im_value.t.ginfo)
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#define image_svrim(image) ((image)->im_value.svrim)
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#define image_color(image) ((image)->color)
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#define image_set_type(image, type) (image_type(image) = type)
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#define image_set_string(image, string) (image_string(image) = (string))
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#ifdef OW_I18N
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#define image_set_string_wc(image, string) (image_string_wc(image) = (string))
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#endif /* OW_I18N */
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#define image_set_svrim(image, svrim) (image_svrim(image) = (svrim))
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#define image_set_bold(image, bold) (image_bold(image) = (bold) != 0)
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#define image_set_inverted(image, inverted) (image_inverted(image) = (inverted) != 0)
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#define image_set_boxed(image, boxed) (image_boxed(image) = (boxed) != 0)
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#define image_set_color(image, color) (image_color(image) = color)
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/*************************** panel item ***********************************/
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/* *** NOTE: The first three fields of the item_info struct must match those
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* of the panel_info struct, since these are used interchangably in some
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* routines.
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*/
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typedef struct item_info {
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/**** DO NOT CHANGE THE ORDER OR PLACEMENT OF THESE THREE FIELDS ****/
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Panel_ops ops; /* item type specific operations */
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unsigned int flags; /* boolean attributes */
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Panel_item public_self; /* back pointer to object */
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/**** ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ****/
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Panel_item child_kbd_focus_item;
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/* NULL: no embedded panel item that
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* wants the keyboard focus instead
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* of the parent item.
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* other: Setting PANEL_CARET_ITEM to
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* the parent item causes the embedded
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* panel item 'child_kbd_focus_item'
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* to receive the input focus. */
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Xv_opaque client_data; /* for client use */
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int color_index; /* for color panel items */
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Panel_item_type item_type; /* type of this item */
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Panel_image label; /* the label */
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Rect label_rect; /* enclosing label rect */
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int label_width; /* desired label width
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* (0= fit to image) */
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Panel_setting layout; /* HORIZONTAL, VERTICAL */
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Xv_opaque menu;
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struct item_info *next; /* next item */
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int (*notify)(); /* notify proc */
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int notify_status; /* notify proc status: XV_OK or
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* XV_ERROR */
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Panel_item owner; /* NULL: created by application
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* other: item that created this item */
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Rect painted_rect; /* painted area in the pw */
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struct panel_info *panel; /* panel subwindow for the item */
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struct item_info *previous; /* previous item */
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Rect rect; /* enclosing item rect */
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Panel_setting repaint; /* item's repaint behavior */
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Xv_Font value_font; /* = panel->std_font by default */
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#ifdef OW_I18N
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XFontSet value_fontset_id; /* = panel->std_fontset_id by
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default */
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#else
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XID value_font_xid; /* = panel->std_font_xid by default */
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#endif /* OW_I18N */
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Graphics_info *value_ginfo; /* OLGX graphics information */
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Rect value_rect; /* enclosing value rect */
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int x_gap; /* horizontal space to previous item
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* (-1 = use panel->item_x_offset) */
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int y_gap; /* vertical space to previous item
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* (-1 = use panel->item_y_offset) */
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#ifdef OW_I18N
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int (*notify_wc)(); /* wide char version of notify proc */
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#endif /* OW_I18N */
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} Item_info;
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/************************************************************************
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* Panel Package private functions *
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************************************************************************/
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Pkg_private int item_init();
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Pkg_private Xv_opaque item_set_avlist();
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Pkg_private Xv_opaque item_get_attr();
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Pkg_private int item_destroy();
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/************************************************************************
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* Panel text item private macros, constants, and data structures *
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************************************************************************/
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/* Macros */
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#define TEXT_PRIVATE(item) \
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XV_PRIVATE(Text_info, Xv_panel_text, item)
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#define TEXT_PUBLIC(item) XV_PUBLIC(item)
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#define TEXT_FROM_ITEM(ip) TEXT_PRIVATE(ITEM_PUBLIC(ip))
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/* Constants */
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#define PV_HIGHLIGHT TRUE
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#define PV_NO_HIGHLIGHT FALSE
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#define BOX_Y 2
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#define LINE_Y 1
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#define SCROLL_BTN_GAP 3 /* space between Scrolling Button and text */
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/* dp->flags masks */
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#define SELECTING_ITEM 0x00000001
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#define TEXT_HIGHLIGHTED 0x00000002
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#define UNDERLINED 0x00000004
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#define PTXT_READ_ONLY 0x00000008
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#define TEXT_SELECTED 0x00000010
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/* text item has a nonzero length primary seleciton */
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#define LEFT_SCROLL_BTN_SELECTED 0x00000020
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#define RIGHT_SCROLL_BTN_SELECTED 0x00000040
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#define SELECTING_SCROLL_BTN 0x00000080
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#define SELECTION_REQUEST_FAILED 0x00000100
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#ifdef OW_I18N
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#define STORED_LENGTH_WC 0x00000200 /* TRUE stored in wchar, FALSE mb */
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#endif /* OW_I18N */
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#define DRAG_MOVE_FILENAME 0x00000001
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#define DRAG_MOVE_TEXT 0x00000002
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#define DROP_OR_PASTE_FAILED 0x00000004
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typedef enum {
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HL_NONE,
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HL_UNDERLINE,
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HL_STRIKE_THRU,
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HL_INVERT
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} Highlight;
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typedef enum {
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INVALID, /* UNDO => do nothing on */
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INSERT, /* UNDO => insert contents of undo_buffer into dp->value */
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DELETE /* UNDO => delete contents of undo_buffer from dp->value */
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} Undo_direction;
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typedef struct {
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Panel_item public_self;/* back pointer to object */
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int caret_offset; /* caret's x offset from right margin
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* of left arrow (which may be blank).
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* -1 = invalid. */
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int caret_position; /* caret's character position */
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u_char delete_pending; /* primary selection is
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* pending-delete */
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int display_length; /* in characters */
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int display_width; /* in pixels */
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#ifndef OW_I18N
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Selection_item dnd_item; /* Drag and Drop Selection Item */
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#endif
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int dnd_sel_first; /* index of first char in dnd selection */
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int dnd_sel_last; /* index of last char in dnd selection */
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Drag_drop dnd; /* Drag and Drop object */
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Drop_site_item drop_site; /* Drag and Drop Site item */
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int ext_first; /* first char of extended word */
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int ext_last; /* last char of extended word */
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int first_char; /* first displayed character */
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int flags;
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int font_home;
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int last_char; /* last displayed character */
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struct timeval last_click_time;
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char mask;
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Panel_setting notify_level; /* NONE, SPECIFIED, NON_PRINTABLE,
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* ALL */
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int scroll_btn_height; /* Abbrev_MenuButton_Height() */
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int scroll_btn_width; /* Abbrev_MenuButton_Width() + space */
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unsigned long sel_length_data; /* length of selection */
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unsigned long sel_yield_data; /* sel yield data -old sel package*/
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int select_click_cnt[2]; /* nbr of select mouse clicks
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* pending (primary, secondary) */
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int select_down_x;
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/* x coordinate of SELECT-down event. Used in determining when to
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* initiate a drag and drop operation. */
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int select_down_y;
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/* y coordinate of SELECT-down event. Used in determining when to
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* initiate a drag and drop operation. */
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int seln_first[2]; /* index of first char selected
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* (primary, secondary) */
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int seln_last[2]; /* index of last char selected
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* (primary, secondary) */
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int stored_length;
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char *terminators;
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Rect text_rect; /* rect containing text (i.e., not arrows) */
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char *undo_buffer;
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Undo_direction undo_direction; /* Insert or delete the contents
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* of the undo_buffer to or from
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* dp->value, or undo_buffer is
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* invalid */
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char *value;
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int value_offset; /* right margin of last displayed
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* char (x offset from right margin
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* of left arrow) */
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#ifdef OW_I18N
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wchar_t mask_wc;
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int saved_caret_offset; /* caret's x offset, saved when
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* conv mode on and commit. */
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int saved_caret_position; /* caret's character position */
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/* saved when conv mode on and commit */
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wchar_t *undo_buffer_wc; /* wide char form of undo
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buffer */
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wchar_t *value_wc; /* wide char form of panel
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value */
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wchar_t *terminators_wc; /* wide char form of
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terminating characters */
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#endif /*OW_I18N*/
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} Text_info;
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#endif
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