Initial revision

1 files changed, 175 insertions, 0 deletions

diff --git a/src/web.cc b/src/web.cc
new file mode 100644
index 00000000..345a3263
--- /dev/null
+++ b/src/web.cc
@@ -0,0 +1,175 @@
+/*
+ * File: web.cc
+ *
+ * Copyright 2005 Jorge Arellano Cid <jcid@dillo.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <math.h>      /* for rint */
+
+#include "msg.h"
+#include "nav.h"
+
+#include "uicmd.hh"
+
+#include "IO/IO.h"
+#include "IO/mime.h"
+
+#include "dw/core.hh"
+#include "prefs.h"
+#include "web.hh"
+
+#define DEBUG_LEVEL 5
+#include "debug.h"
+
+// Platform idependent part
+using namespace dw::core;
+
+
+/*
+ * Local data
+ */
+static Dlist *ValidWebs;      /* Active web structures list; it holds
+                               * pointers to DilloWeb structures. */
+
+/*
+ * Initialize local data
+ */
+void a_Web_init(void)
+{
+   ValidWebs = dList_new(32);
+}
+
+/*
+ * Given the MIME content type, and a fd to read it from,
+ * this function connects the proper MIME viewer to it.
+ * Return value:
+ *    1 on success (and Call and Data properly set).
+ *   -1 for unhandled MIME types (and Call and Data untouched).
+ */
+int a_Web_dispatch_by_type (const char *Type, DilloWeb *Web,
+                            CA_Callback_t *Call, void **Data)
+{
+   Widget *dw = NULL;
+   style::StyleAttrs styleAttrs;
+   style::Style *widgetStyle;
+   style::FontAttrs fontAttrs;
+
+   DEBUG_MSG(1, "a_Web_dispatch_by_type\n");
+
+   dReturn_val_if_fail(Web->bw != NULL, -1);
+
+   // get the Layout object from the bw structure.
+   Layout *layout = (Layout*)Web->bw->render_layout;
+
+   if (Web->flags & WEB_RootUrl) {
+      /* We have RootUrl! */
+      dw = (Widget*) a_Mime_set_viewer(Type, Web, Call, Data);
+      if (dw == NULL)
+         return -1;
+
+      /* Set a style for the widget */
+      fontAttrs.name = "Bitstream Charter";
+      fontAttrs.size = (int) rint(12.0 * prefs.font_factor);
+      fontAttrs.weight = 400;
+      fontAttrs.style = style::FONT_STYLE_NORMAL;
+
+      styleAttrs.initValues ();
+      styleAttrs.margin.setVal (5);
+      styleAttrs.font = style::Font::create (layout, &fontAttrs);
+      styleAttrs.color = style::Color::createSimple (layout, 0xff0000);
+      styleAttrs.backgroundColor = 
+         style::Color::createSimple (layout, 0xdcd1ba);
+      widgetStyle = style::Style::create (layout, &styleAttrs);
+      dw->setStyle (widgetStyle);
+      widgetStyle->unref ();
+
+      /* This method frees the old dw if any */
+      layout->setWidget(dw);
+
+    if (URL_POSX(Web->url) || URL_POSY(Web->url)) {
+       layout->scrollTo(HPOS_LEFT, VPOS_TOP,
+                        URL_POSX(Web->url), URL_POSY(Web->url),
+                        0, 0);
+    } else {
+       char *pf = a_Url_decode_hex_str(URL_FRAGMENT_(Web->url));
+       if (pf) {
+          layout->setAnchor(pf);
+          dFree(pf);
+       }
+    }
+
+      /* Clear the title bar for pages without a <TITLE> tag */
+      a_UIcmd_set_page_title(Web->bw, "");
+      a_UIcmd_set_location_text(Web->bw, URL_STR(Web->url));
+      /* Reset both progress bars */
+      a_UIcmd_set_page_prog(Web->bw, 0, 2);
+      a_UIcmd_set_img_prog(Web->bw, 0, 0, 2);
+      /* Reset the bug meter */
+      a_UIcmd_set_bug_prog(Web->bw, 0);
+
+      /* Let the Nav module know... */
+      a_Nav_expect_done(Web->bw);
+
+   } else {
+      /* A non-RootUrl. At this moment we only handle image-children */
+      if (!dStrncasecmp(Type, "image/", 6))
+         dw = (Widget*) a_Mime_set_viewer(Type, Web, Call, Data);
+   }
+
+   if (!dw) {
+      MSG_HTTP("unhandled MIME type: \"%s\"\n", Type);
+   }
+   return (dw ? 1 : -1);
+}
+
+
+/*
+ * Allocate and set safe values for a DilloWeb structure
+ */
+DilloWeb* a_Web_new(const DilloUrl *url)
+{
+   DilloWeb *web= dNew(DilloWeb, 1);
+
+   _MSG(" a_Web_new: ValidWebs ==> %d\n", dList_length(ValidWebs));
+   web->url = a_Url_dup(url);
+   web->bw = NULL;
+   web->flags = 0;
+   web->Image = NULL;
+   web->filename = NULL;
+   web->stream  = NULL;
+   web->SavedBytes = 0;
+
+   dList_append(ValidWebs, (void *)web);
+   return web;
+}
+
+/*
+ * Validate a DilloWeb pointer
+ */
+int a_Web_valid(DilloWeb *web)
+{
+   return (dList_find(ValidWebs, web) != NULL);
+}
+
+/*
+ * Deallocate a DilloWeb structure
+ */
+void a_Web_free(DilloWeb *web)
+{
+   if (!web) return;
+   if (web->url)
+      a_Url_free(web->url);
+   if (web->Image)
+      a_Image_unref(web->Image);
+   dFree(web->filename);
+   dList_remove(ValidWebs, (void *)web);
+   dFree(web);
+}
+