textbox.h

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#ifndef __TEXT_BOX_H__
#define __TEXT_BOX_H__
 
#include <stdint.h>
#include "base.h"
#include "window.h"
 
#define CH_TEXTBOX_MAX_STRING 32767 //~32KiB
 
typedef struct _text_box_ {
    ChWidget wid;
    bool editable;
    char* text;
    //to PlainText, toHTML properties
    //font format
    ChFont* font;
    uint32_t textColor;
    uint32_t textBackgroundColor;
    int textWidth;
    int textHeight;
    //cursor
    int textCursorPosX;
    int textCursorPosY; // future use
} ChTextBox;
 
#ifdef __cplusplus
XE_EXTERN {
#endif
 
    /*
     * ChCreateTextBox -- create a new instance of textbox widget
     * @param x -- X position
     * @param y -- Y position
     * @param width -- Width of the textbox
     * @param height -- Height of the textbox
     */
    XE_EXPORT ChTextBox* ChCreateTextBox(ChWindow * win, int x, int y, int width, int height);
 
    /*
     * ChTextBoxSetText -- set text to textbox
     * @param tb -- Pointer to textbox
     * @param text -- text to set
     */
    XE_EXPORT void ChTextBoxSetText(ChTextBox * tb, char* text);
 
    /*
    * ChTextBoxUpdate -- updates the textbox with
    * current graphical content
    * @param tb -- Pointer to textbox
    * @param mainWin -- Pointer to main window
    */
    XE_EXPORT void ChTextBoxUpdate(ChTextBox * tb, ChWindow * mainWin);
 
    /*
     * ChTextBoxSetFont -- set font for particular given
     * text box
     * @param tb -- Pointer to textbox
     * @param font -- Font to set
     */
    XE_EXPORT void ChTextBoxSetFont(ChTextBox * tb, ChFont * font);
 
    /*
    * ChTextBoxSetFontSize -- set font size for the text box
    * @param tb -- Pointer to teh textbox
    * @param sz -- font sz in pixels
    */
    XE_EXPORT void ChTextBoxSetFontSize(ChTextBox * tb, int sz);
 
#ifdef __cplusplus
}
#endif
 
#endif