/* $Id: ghtml-gtktextview.c,v 1.5 2010/03/17 22:23:33 khorben Exp $ */ /* Copyright (c) 2010 Pierre Pronchery */ /* This file is part of DeforaOS Desktop Surfer */ /* Surfer is free software; you can redistribute it and/or modify it under the * terms of the GNU General Public License version 2 as published by the Free * Software Foundation. * * Surfer is distributed in the hope that it will be useful, but WITHOUT ANY * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR * A PARTICULAR PURPOSE. See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along with * Surfer; if not, write to the Free Software Foundation, Inc., 59 Temple Place, * Suite 330, Boston, MA 02111-1307 USA */ #include #include "ghtml.h" #include "../config.h" #include "common/conn.c" #include "common/history.c" #include "common/url.c" /* private */ /* types */ typedef struct _GHtml { Surfer * surfer; char const * title; /* history */ GList * history; GList * current; /* connection */ Conn * conn; /* html widget */ GtkWidget * view; GtkTextBuffer * buffer; } GHtml; /* prototypes */ static int _ghtml_document_load(GHtml * ghtml, char const * url, char const * post); static int _ghtml_stop(GHtml * ghtml); /* public */ /* functions */ /* ghtml_new */ GtkWidget * ghtml_new(Surfer * surfer) { GHtml * ghtml; GtkWidget * widget; if((ghtml = malloc(sizeof(*ghtml))) == NULL) return NULL; ghtml->surfer = surfer; ghtml->title = NULL; ghtml->history = NULL; ghtml->current = NULL; ghtml->conn = NULL; widget = gtk_scrolled_window_new(NULL, NULL); g_object_set_data(G_OBJECT(widget), "ghtml", ghtml); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(widget), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); ghtml->view = gtk_text_view_new(); ghtml->buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(ghtml->view)); gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(ghtml->view), FALSE); gtk_text_view_set_editable(GTK_TEXT_VIEW(ghtml->view), FALSE); gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(ghtml->view), GTK_WRAP_WORD_CHAR); gtk_container_add(GTK_CONTAINER(widget), ghtml->view); return widget; } /* accessors */ /* ghtml_can_go_back */ gboolean ghtml_can_go_back(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); return _history_can_go_back(ghtml->current); } /* ghtml_can_go_forward */ gboolean ghtml_can_go_forward(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); return _history_can_go_forward(ghtml->current); } /* ghtml_get_link_message */ char const * ghtml_get_link_message(GtkWidget * ghtml) { /* FIXME implement */ return NULL; } /* ghtml_get_location */ char const * ghtml_get_location(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); return _history_get_location(ghtml->current); } /* ghtml_get_source */ char const * ghtml_get_source(GtkWidget * widget) { GHtml * ghtml; GtkTextIter start; GtkTextIter end; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); /* FIXME leaks memory and will not always correspond to the source */ gtk_text_buffer_get_start_iter(ghtml->buffer, &start); gtk_text_buffer_get_end_iter(ghtml->buffer, &end); return gtk_text_buffer_get_text(ghtml->buffer, &start, &end, FALSE); } /* ghtml_get_title */ char const * ghtml_get_title(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); return ghtml->title; } /* useful */ /* ghtml_go_back */ gboolean ghtml_go_back(GtkWidget * ghtml) { /* FIXME implement */ return FALSE; } /* ghtml_go_forward */ gboolean ghtml_go_forward(GtkWidget * ghtml) { /* FIXME implement */ return FALSE; } /* ghtml_load_url */ void ghtml_load_url(GtkWidget * widget, char const * url) { GHtml * ghtml; gchar * link; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); if((link = _ghtml_make_url(NULL, url)) != NULL) url = link; _ghtml_document_load(ghtml, url, NULL); g_free(link); } /* ghtml_refresh */ void ghtml_refresh(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); _ghtml_stop(ghtml); /* FIXME give ghtml directly, forgets POST */ ghtml_load_url(widget, _history_get_location(ghtml->current)); } /* ghtml_reload */ void ghtml_reload(GtkWidget * ghtml) { ghtml_refresh(ghtml); } /* ghtml_stop */ void ghtml_stop(GtkWidget * widget) { GHtml * ghtml; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); _ghtml_stop(ghtml); } /* ghtml_select_all */ void ghtml_select_all(GtkWidget * widget) { GHtml * ghtml; GtkTextIter start; GtkTextIter end; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); gtk_text_buffer_get_start_iter(ghtml->buffer, &start); gtk_text_buffer_get_end_iter(ghtml->buffer, &end); gtk_text_buffer_select_range(ghtml->buffer, &start, &end); } /* ghtml_unselect_all */ void ghtml_unselect_all(GtkWidget * widget) { GHtml * ghtml; GtkTextIter start; ghtml = g_object_get_data(G_OBJECT(widget), "ghtml"); gtk_text_buffer_get_start_iter(ghtml->buffer, &start); gtk_text_buffer_select_range(ghtml->buffer, &start, &start); } /* ghtml_zoom_in */ void ghtml_zoom_in(GtkWidget * ghtml) { /* FIXME implement */ } /* ghtml_zoom_out */ void ghtml_zoom_out(GtkWidget * ghtml) { /* FIXME implement */ } /* ghtml_zoom_reset */ void ghtml_zoom_reset(GtkWidget * ghtml) { /* FIXME implement */ } /* functions */ static ssize_t _document_load_write(Conn * conn, char const * buf, ssize_t size, gpointer data); static gboolean _document_load_idle(gpointer data); static int _ghtml_document_load(GHtml * ghtml, char const * url, char const * post) { History * h; _ghtml_stop(ghtml); if((h = _history_new(url, post)) == NULL) return 1; ghtml->history = g_list_append(ghtml->history, h); ghtml->current = g_list_last(ghtml->history); gtk_text_buffer_set_text(ghtml->buffer, "", 0); surfer_set_location(ghtml->surfer, url); surfer_set_title(ghtml->surfer, NULL); if((ghtml->conn = _conn_new(ghtml->surfer, url, post)) == NULL) return 1; _conn_set_callback_write(ghtml->conn, _document_load_write, ghtml); g_idle_add(_document_load_idle, ghtml); return 0; } static ssize_t _document_load_write(Conn * conn, char const * buf, ssize_t size, gpointer data) { GHtml * ghtml = data; GtkTextIter iter; gtk_text_buffer_get_end_iter(ghtml->buffer, &iter); gtk_text_buffer_insert(ghtml->buffer, &iter, buf, size); return size; } static gboolean _document_load_idle(gpointer data) { GHtml * ghtml = data; if(ghtml->conn != NULL) _conn_load(ghtml->conn); return FALSE; } /* ghtml_stop */ static int _ghtml_stop(GHtml * ghtml) { if(ghtml->conn == NULL) return 0; _conn_delete(ghtml->conn); ghtml->conn = NULL; return 0; }