textbox.h

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/*
 * rofi
 *
 * MIT/X11 License
 * Copyright © 2013-2017 Qball Cow <qball@gmpclient.org>
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */
 
#ifndef ROFI_TEXTBOX_H
#define ROFI_TEXTBOX_H
 
#include "keyb.h"
#include "widgets/widget-internal.h"
#include "widgets/widget.h"
#include <cairo.h>
#include <pango/pango-fontmap.h>
#include <pango/pango.h>
#include <pango/pangocairo.h>


typedef struct TBFontConfig {
  PangoFontDescription *pfd;
  PangoFontMetrics *metrics;
  double height;
} TBFontConfig;

typedef struct {
  widget widget;
  unsigned long flags;
  short cursor;
  char *text;
  char *placeholder;
  int show_placeholder;
  PangoLayout *layout;
  int tbft;
  int markup;
  int changed;
 
  int blink;
  guint blink_timeout;
 
  double yalign;
  double xalign;
 
  int cursor_x_pos;
 
  TBFontConfig *tbfc;
 
  PangoEllipsizeMode emode;
  
  const char *password_mask_char;
 
  const char *theme_name;
} textbox;

typedef enum {
  TB_AUTOHEIGHT = 1 << 0,
  TB_AUTOWIDTH = 1 << 1,
  TB_EDITABLE = 1 << 19,
  TB_MARKUP = 1 << 20,
  TB_WRAP = 1 << 21,
  TB_PASSWORD = 1 << 22,
} TextboxFlags;

typedef enum {
  NORMAL = 0,
  URGENT = 1,
  ACTIVE = 2,
  SELECTED = 4,
  MARKUP = 8,

  ALT = 16,
  HIGHLIGHT = 32,
  FMOD_MASK = (ALT | HIGHLIGHT),
  STATE_MASK = ~(SELECTED | MARKUP | ALT | HIGHLIGHT)
} TextBoxFontType;

textbox *textbox_create(widget *parent, WidgetType type, const char *name,
                        TextboxFlags flags, TextBoxFontType tbft,
                        const char *text, double xalign, double yalign);
void textbox_font(textbox *tb, TextBoxFontType tbft);

void textbox_text(textbox *tb, const char *text);

int textbox_keybinding(textbox *tb, KeyBindingAction action);
gboolean textbox_append_text(textbox *tb, const char *pad, const int pad_len);

void textbox_cursor(textbox *tb, int pos);

void textbox_insert(textbox *tb, const int char_pos, const char *str,
                    const int slen);

void textbox_setup(void);

void textbox_cleanup(void);

int textbox_get_height(const textbox *tb);

int textbox_get_font_height(const textbox *tb);

int textbox_get_font_width(const textbox *tb);

double textbox_get_estimated_char_width(void);

double textbox_get_estimated_ch(void);
double textbox_get_estimated_char_height(void);

void textbox_delete(textbox *tb, int pos, int dlen);

void textbox_moveresize(textbox *tb, int x, int y, int w, int h);

int textbox_get_estimated_height(const textbox *tb, int eh);
void textbox_set_pango_context(const char *font, PangoContext *p);
void textbox_set_pango_attributes(textbox *tb, PangoAttrList *list);

PangoAttrList *textbox_get_pango_attributes(textbox *tb);

const char *textbox_get_visible_text(const textbox *tb);

int textbox_get_desired_width(widget *wid, G_GNUC_UNUSED const int height);

void textbox_cursor_end(textbox *tb);

void textbox_set_ellipsize(textbox *tb, PangoEllipsizeMode mode);

int textbox_get_cursor_x_pos(const textbox *tb);

char *textbox_get_text(const textbox *tb);

int textbox_get_cursor(const textbox *tb);
#endif // ROFI_TEXTBOX_H