diff options
Diffstat (limited to 'src/html.hh')
| -rw-r--r-- | src/html.hh | 267 |
1 files changed, 4 insertions, 263 deletions
diff --git a/src/html.hh b/src/html.hh index 030877ac..f4b99296 100644 --- a/src/html.hh +++ b/src/html.hh @@ -1,280 +1,21 @@ #ifndef __HTML_HH__ #define __HTML_HH__ -#include "d_size.h" // for uchar_t -#include "bw.h" // for BrowserWindow - -#include "dw/core.hh" -#include "lout/misc.hh" // For SimpleVector - -//#include "dw_image.h" // for DwImageMapList -#include "image.hh" // DilloImage for HtmlLinkImageReceiver - -#include "form.hh" // For receiving the "clicked" signal +#include "url.h" // for DilloUrl +#include "form.hh" // for form::Form #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ -typedef struct _DilloLinkImage DilloLinkImage; - -typedef struct _DilloHtmlClass DilloHtmlClass; -typedef struct _DilloHtmlState DilloHtmlState; -typedef struct _DilloHtmlForm DilloHtmlForm; -typedef struct _DilloHtmlOption DilloHtmlOption; -typedef struct _DilloHtmlSelect DilloHtmlSelect; -typedef struct _DilloHtmlInput DilloHtmlInput; - - -struct _DilloLinkImage { - DilloUrl *url; - DilloImage *image; -}; - - -typedef enum { - DT_NONE, - DT_HTML, - DT_XHTML -} DilloHtmlDocumentType; - -typedef enum { - DILLO_HTML_PARSE_MODE_INIT = 0, - DILLO_HTML_PARSE_MODE_STASH, - DILLO_HTML_PARSE_MODE_STASH_AND_BODY, - DILLO_HTML_PARSE_MODE_VERBATIM, - DILLO_HTML_PARSE_MODE_BODY, - DILLO_HTML_PARSE_MODE_PRE -} DilloHtmlParseMode; - -typedef enum { - SEEK_ATTR_START, - MATCH_ATTR_NAME, - SEEK_TOKEN_START, - SEEK_VALUE_START, - SKIP_VALUE, - GET_VALUE, - FINISHED -} DilloHtmlTagParsingState; - -typedef enum { - HTML_LeftTrim = 1 << 0, - HTML_RightTrim = 1 << 1, - HTML_ParseEntities = 1 << 2 -} DilloHtmlTagParsingFlags; - -typedef enum { - DILLO_HTML_TABLE_MODE_NONE, /* no table at all */ - DILLO_HTML_TABLE_MODE_TOP, /* outside of <tr> */ - DILLO_HTML_TABLE_MODE_TR, /* inside of <tr>, outside of <td> */ - DILLO_HTML_TABLE_MODE_TD /* inside of <td> */ -} DilloHtmlTableMode; - -typedef enum { - HTML_LIST_NONE, - HTML_LIST_UNORDERED, - HTML_LIST_ORDERED -} DilloHtmlListMode; - -enum DilloHtmlProcessingState { - IN_NONE = 0, - IN_HTML = 1 << 0, - IN_HEAD = 1 << 1, - IN_BODY = 1 << 2, - IN_FORM = 1 << 3, - IN_SELECT = 1 << 4, - IN_TEXTAREA = 1 << 5, - IN_MAP = 1 << 6, - IN_PRE = 1 << 7, - IN_BUTTON = 1 << 8 -}; - - -struct _DilloHtmlState { - char *tag_name; - //DwStyle *style, *table_cell_style; - dw::core::style::Style *style, *table_cell_style; - DilloHtmlParseMode parse_mode; - DilloHtmlTableMode table_mode; - bool_t cell_text_align_set; - DilloHtmlListMode list_type; - int list_number; - - /* TagInfo index for the tag that's being processed */ - int tag_idx; - - dw::core::Widget *textblock, *table; - - /* This is used to align list items (especially in enumerated lists) */ - dw::core::Widget *ref_list_item; - - /* This makes image processing faster than a function - a_Dw_widget_get_background_color. */ - int32_t current_bg_color; - - /* This is used for list items etc; if it is set to TRUE, breaks - have to be "handed over" (see Html_add_indented and - Html_eventually_pop_dw). */ - bool_t hand_over_break; -}; - -typedef enum { - DILLO_HTML_METHOD_UNKNOWN, - DILLO_HTML_METHOD_GET, - DILLO_HTML_METHOD_POST -} DilloHtmlMethod; - -typedef enum { - DILLO_HTML_ENC_URLENCODING -} DilloHtmlEnc; - -struct _DilloHtmlForm { - DilloHtmlMethod method; - DilloUrl *action; - DilloHtmlEnc enc; - - misc::SimpleVector<DilloHtmlInput> *inputs; - - int num_entry_fields; - int num_submit_buttons; - - form::Form *form_receiver; -}; - -struct _DilloHtmlOption { - //GtkWidget *menuitem; - char *value; - bool_t init_val; -}; - -struct _DilloHtmlSelect { - //GtkWidget *menu; - int size; - - DilloHtmlOption *options; - int num_options; - int num_options_max; -}; - -typedef enum { - DILLO_HTML_INPUT_UNKNOWN, - DILLO_HTML_INPUT_TEXT, - DILLO_HTML_INPUT_PASSWORD, - DILLO_HTML_INPUT_CHECKBOX, - DILLO_HTML_INPUT_RADIO, - DILLO_HTML_INPUT_IMAGE, - DILLO_HTML_INPUT_FILE, - DILLO_HTML_INPUT_BUTTON, - DILLO_HTML_INPUT_HIDDEN, - DILLO_HTML_INPUT_SUBMIT, - DILLO_HTML_INPUT_RESET, - DILLO_HTML_INPUT_BUTTON_SUBMIT, - DILLO_HTML_INPUT_BUTTON_RESET, - DILLO_HTML_INPUT_SELECT, - DILLO_HTML_INPUT_SEL_LIST, - DILLO_HTML_INPUT_TEXTAREA, - DILLO_HTML_INPUT_INDEX -} DilloHtmlInputType; - -struct _DilloHtmlInput { - DilloHtmlInputType type; - void *widget; /* May be a FLTKWidget or a Dw Widget. */ - void *embed; /* May be NULL */ - char *name; - char *init_str; /* note: some overloading - for buttons, init_str - is simply the value of the button; for text - entries, it is the initial value */ - DilloHtmlSelect *select; - bool_t init_val; /* only meaningful for buttons */ -}; - -class DilloHtml { -private: - class HtmlLinkReceiver: public dw::core::Widget::LinkReceiver { - public: - DilloHtml *html; - - bool enter (dw::core::Widget *widget, int link, int img, int x, int y); - bool press (dw::core::Widget *widget, int link, int img, int x, int y, - dw::core::EventButton *event); - bool click (dw::core::Widget *widget, int link, int img, int x, int y, - dw::core::EventButton *event); - }; - HtmlLinkReceiver linkReceiver; - -public: //BUG: for now everything is public - - BrowserWindow *bw; - DilloUrl *base_url; - dw::core::Widget *dw; /* this is duplicated in the stack */ - - /* -------------------------------------------------------------------*/ - /* Variables required at parsing time */ - /* -------------------------------------------------------------------*/ - char *Start_Buf; - size_t Start_Ofs; - size_t CurrTagOfs; - size_t OldTagOfs, OldTagLine; - - DilloHtmlDocumentType DocType; /* as given by DOCTYPE tag */ - float DocTypeVersion; /* HTML or XHTML version number */ - - misc::SimpleVector<DilloHtmlState> *stack; - - int InFlags; /* tracks which elements we are in */ - - Dstr *Stash; - bool_t StashSpace; - - char *SPCBuf; /* Buffer for white space */ - - int pre_column; /* current column, used in PRE tags with tabs */ - bool_t PreFirstChar; /* used to skip the first CR or CRLF in PRE tags */ - bool_t PrevWasCR; /* Flag to help parsing of "\r\n" in PRE tags */ - bool_t PrevWasOpenTag; /* Flag to help deferred parsing of white space */ - bool_t SPCPending; /* Flag to help deferred parsing of white space */ - bool_t InVisitedLink; /* used to 'contrast_visited_colors' */ - bool_t ReqTagClose; /* Flag to help handling bad-formed HTML */ - bool_t CloseOneTag; /* Flag to help Html_tag_cleanup_at_close() */ - bool_t TagSoup; /* Flag to enable the parser's cleanup functions */ - char *NameVal; /* used for validation of "NAME" and "ID" in <A> */ - - /* element counters: used for validation purposes */ - uchar_t Num_HTML, Num_HEAD, Num_BODY, Num_TITLE; - - Dstr *attr_data; /* Buffer for attribute value */ - - /* -------------------------------------------------------------------*/ - /* Variables required after parsing (for page functionality) */ - /* -------------------------------------------------------------------*/ - misc::SimpleVector<DilloHtmlForm> *forms; - misc::SimpleVector<DilloUrl*> *links; - misc::SimpleVector<DilloLinkImage*> *images; - //DwImageMapList maps; - - int32_t link_color; - int32_t visited_color; - -private: - void initDw(); /* Used by the constructor */ - -public: - DilloHtml(BrowserWindow *bw, const DilloUrl *url); - ~DilloHtml(); - void connectSignals(dw::core::Widget *dw); - void write(char *Buf, int BufSize, int Eof); - void closeParser(int ClientKey); - int formNew(DilloHtmlMethod method, const DilloUrl *action, - DilloHtmlEnc enc); - void loadImages (const DilloUrl *pattern); -}; - /* * Exported functions */ void a_Html_form_event_handler(void *data, form::Form *form_receiver, void *v_resource); +void a_Html_free(void *data); +void a_Html_load_images(void *v_html, DilloUrl *pattern); #ifdef __cplusplus } |