Initial revision

1 files changed, 248 insertions, 0 deletions

diff --git a/src/bw.c b/src/bw.c
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+++ b/src/bw.c
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+/*
+ * File: bw.c
+ *
+ * Copyright (C) 2006 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.
+ */
+
+/* Data structures for each browser window */
+
+
+#include "bw.h"
+#include "list.h"
+#include "capi.h"
+#include "uicmd.hh"
+
+
+/*
+ * Local Data
+ */
+/* A list of working browser windows */
+static BrowserWindow **bws;
+static int num_bws, num_bws_max;
+
+
+/*
+ * Initialize global data
+ */
+void a_Bw_init(void)
+{
+   num_bws = 0;
+   num_bws_max = 16;
+   bws = NULL;
+}
+
+/*
+ * Create a new browser window and return it.
+ * (the new window is stored in browser_window[])
+ */
+BrowserWindow *a_Bw_new(int width, int height, uint32_t xid)
+{
+   BrowserWindow *bw;
+
+   /* We use dNew0() to zero the memory */
+   bw = dNew0(BrowserWindow, 1);
+   a_List_add(bws, num_bws, num_bws_max);
+   bws[num_bws++] = bw;
+
+   /* Initialize nav_stack */
+   bw->nav_stack_size = 0;
+   bw->nav_stack_size_max = 16;
+   bw->nav_stack = NULL;
+   bw->nav_stack_ptr = -1;
+   bw->nav_expecting = FALSE;
+   bw->nav_expect_url = NULL;
+
+// if (!xid)
+//     bw->main_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+// else
+//     bw->main_window = gtk_plug_new(xid);
+
+
+   bw->redirect_level = 0;
+   bw->sens_idle_up = 0;
+
+   bw->RootClients = dList_new(8);
+   bw->ImageClients = dList_new(8);
+   bw->NumImages = 0;
+   bw->NumImagesGot = 0;
+   bw->PageUrls = dList_new(8);
+
+   bw->question_dialog_data = NULL;
+
+   bw->num_page_bugs = 0;
+   bw->page_bugs = dStr_new("");
+
+   /* now that the bw is made, let's customize it.. */
+   //Interface_browser_window_customize(bw);
+
+   return bw;
+}
+
+/*
+ * Free resources associated to a bw.
+ */
+void a_Bw_free(BrowserWindow *bw)
+{
+   int i, j;
+
+   for (i = 0; i < num_bws; i++) {
+      if (bws[i] == bw) {
+         a_List_remove(bws, i, num_bws);
+
+         dList_free(bw->RootClients);
+         dList_free(bw->ImageClients);
+
+         for (j = 0; j < dList_length(bw->PageUrls); ++j)
+            a_Url_free(dList_nth_data(bw->PageUrls, j));
+         dList_free(bw->PageUrls);
+
+         dFree(bw->nav_stack);
+         dStr_free(bw->page_bugs, 1);
+         dFree(bw);
+         break;
+      }
+   }
+}
+
+/*- Clients ----------------------------------------------------------------*/
+/*
+ * Add a reference to a cache-client. It is kept int this bw's list.
+ * This helps us keep track of which are active in the window so that it's
+ * possible to abort/stop them.
+ * (Root: Flag, whether a Root URL or not)
+ *
+ * TODO: Make NumImages count different images.
+ */
+void a_Bw_add_client(BrowserWindow *bw, int Key, int Root)
+{
+   dReturn_if_fail ( bw != NULL );
+
+   if (Root) {
+      dList_append(bw->RootClients, INT2VOIDP(Key));
+   } else {
+      dList_append(bw->ImageClients, INT2VOIDP(Key));
+      bw->NumImages++;
+      /* --Images progress-bar stuff-- */
+      a_UIcmd_set_img_prog(bw, bw->NumImagesGot, bw->NumImages, 1);
+   }
+}
+
+/*
+ * Remove the cache-client from the bw's list
+ * (client can be a image or a html page)
+ * Return: 0 if found, 1 otherwise.
+ */
+int a_Bw_remove_client(BrowserWindow *bw, int ClientKey)
+{
+   void *data;
+
+   if ((data = dList_find(bw->RootClients, INT2VOIDP(ClientKey)))) {
+      dList_remove_fast(bw->RootClients, data);
+   } else if ((data = dList_find(bw->ImageClients, INT2VOIDP(ClientKey)))) {
+      dList_remove_fast(bw->ImageClients, data);
+      ++bw->NumImagesGot;
+   }
+   return data ? 0 : 1;
+}
+
+/*
+ * Close a cache-client upon successful retrieval.
+ * Remove the cache-client from the bw list and update the meters.
+ * (client can be a image or a html page)
+ */
+void a_Bw_close_client(BrowserWindow *bw, int ClientKey)
+{
+   if (a_Bw_remove_client(bw, ClientKey) == 0) {
+      a_UIcmd_set_img_prog(bw, bw->NumImagesGot, bw->NumImages, 1);
+      if (bw->NumImagesGot == bw->NumImages)
+         a_UIcmd_set_img_prog(bw, 0, 0, 0);
+      if (dList_length(bw->RootClients) == 0)
+         a_UIcmd_set_buttons_sens(bw);
+   }
+}
+
+/*
+ * Stop the active clients of this bw's top page.
+ * Note: rendering stops, but the cache continues to be fed.
+ */
+void a_Bw_stop_clients(BrowserWindow *bw, int flags)
+{
+   void *data;
+
+   if (flags & BW_Root) {
+      /* Remove root clients */
+      while ((data = dList_nth_data(bw->RootClients, 0))) {
+         a_Capi_stop_client(VOIDP2INT(data), (flags & Bw_Force));
+         dList_remove_fast(bw->RootClients, data);
+      }
+   }
+
+   if (flags & BW_Img) {
+      /* Remove image clients */
+      while ((data = dList_nth_data(bw->ImageClients, 0))) {
+         a_Capi_stop_client(VOIDP2INT(data), (flags & Bw_Force));
+         dList_remove_fast(bw->ImageClients, data);
+      }
+   }
+}
+
+/*- PageUrls ---------------------------------------------------------------*/
+/*
+ * Add an URL to the browser window's list.
+ * This helps us keep track of page-requested URLs so that it's
+ * possible to stop, abort and reload them.
+ */
+void a_Bw_add_url(BrowserWindow *bw, const DilloUrl *Url)
+{
+   dReturn_if_fail ( bw != NULL && Url != NULL );
+
+   if (!dList_find_custom(bw->PageUrls, Url, (dCompareFunc)a_Url_cmp)) {
+      dList_append(bw->PageUrls, a_Url_dup(Url));
+   }
+}
+
+/*- Cleanup ----------------------------------------------------------------*/
+/*
+ * Empty RootClients, ImageClients and PageUrls lists and
+ * reset progress bar data.
+ */
+void a_Bw_cleanup(BrowserWindow *bw)
+{
+   void *data;
+
+   /* Remove root clients */
+   while ((data = dList_nth_data(bw->RootClients, 0))) {
+      dList_remove_fast(bw->RootClients, data);
+   }
+   /* Remove image clients */
+   while ((data = dList_nth_data(bw->ImageClients, 0))) {
+      dList_remove_fast(bw->ImageClients, data);
+   }
+   /* Remove PageUrls */
+   while ((data = dList_nth_data(bw->PageUrls, 0))) {
+      a_Url_free(data);
+      dList_remove_fast(bw->PageUrls, data);
+   }
+
+   /* Zero image-progress data */
+   bw->NumImages = 0;
+   bw->NumImagesGot = 0;
+}
+
+/*--------------------------------------------------------------------------*/
+
+/*
+ * TODO: remove this Hack.
+ */
+BrowserWindow *a_Bw_get()
+{
+   if (num_bws > 0)
+      return bws[0];
+   return NULL;
+}
+