353 lines
11 KiB
C
353 lines
11 KiB
C
/* $Id$ */
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/* Copyright (c) 2006 The DeforaOS Project */
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#include <sys/wait.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include "callbacks.h"
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#include "common.h"
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#include "compose.h"
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/* constants */
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static struct _menu _menu_file[] =
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{
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{ "_Close", G_CALLBACK(on_compose_file_close), GTK_STOCK_CLOSE },
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{ NULL, NULL, NULL }
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};
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static struct _menu _menu_view[] =
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{
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/* FIXME CC and BCC should be toggle menu entries */
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{ "_CC field", G_CALLBACK(on_compose_view_cc), NULL },
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{ "_BCC field", G_CALLBACK(on_compose_view_bcc), NULL },
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{ NULL, NULL, NULL }
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};
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static struct _menu _menu_help[] =
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{
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#if GTK_CHECK_VERSION(2, 6, 0)
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{ "_About", G_CALLBACK(on_compose_help_about), GTK_STOCK_ABOUT },
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#else
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{ "_About", G_CALLBACK(on_compose_help_about), NULL },
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#endif
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{ NULL, NULL, NULL }
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};
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static struct _menubar _compose_menubar[] =
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{
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{ "_File", _menu_file },
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{ "_View", _menu_view },
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{ "_Help", _menu_help },
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{ NULL, NULL }
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};
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/* compose_new */
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Compose * compose_new(Mailer * mailer)
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{
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Compose * compose;
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GtkWidget * vbox;
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GtkWidget * toolbar;
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GtkToolItem * toolitem;
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GtkSizeGroup * group;
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GtkWidget * widget;
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PangoFontDescription * desc;
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if((compose = malloc(sizeof(*compose))) == NULL)
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{
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mailer_error(mailer, strerror(errno), 0);
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return NULL;
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}
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compose->mailer = mailer;
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compose->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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gtk_window_set_title(GTK_WINDOW(compose->window), "Mailer - Compose");
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gtk_window_set_default_size(GTK_WINDOW(compose->window), 512, 384);
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g_signal_connect(G_OBJECT(compose->window), "delete_event", G_CALLBACK(
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on_compose_closex), compose);
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vbox = gtk_vbox_new(FALSE, 0);
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widget = common_new_menubar(_compose_menubar, compose);
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gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, FALSE, 0);
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/* toolbar */
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toolbar = gtk_toolbar_new();
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toolitem = gtk_tool_button_new(NULL, "Send");
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g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(
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on_compose_send), compose);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), gtk_separator_tool_item_new(),
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-1);
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toolitem = gtk_tool_button_new_from_stock(GTK_STOCK_SAVE);
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g_signal_connect(G_OBJECT(toolitem), "clicked", G_CALLBACK(
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on_compose_save), compose);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, TRUE, 0);
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/* from */
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group = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
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toolbar = gtk_toolbar_new();
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widget = gtk_label_new(" From: ");
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gtk_size_group_add_widget(group, widget);
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toolitem = gtk_tool_item_new();
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gtk_container_add(GTK_CONTAINER(toolitem), widget);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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compose->from = gtk_combo_box_entry_new_text();
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toolitem = gtk_tool_item_new();
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gtk_tool_item_set_expand(toolitem, TRUE);
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gtk_container_add(GTK_CONTAINER(toolitem), compose->from);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
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/* to */
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toolbar = gtk_toolbar_new();
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widget = gtk_label_new(" To: ");
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gtk_size_group_add_widget(group, widget);
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toolitem = gtk_tool_item_new();
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gtk_container_add(GTK_CONTAINER(toolitem), widget);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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compose->to = gtk_entry_new();
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toolitem = gtk_tool_item_new();
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gtk_tool_item_set_expand(toolitem, TRUE);
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gtk_container_add(GTK_CONTAINER(toolitem), compose->to);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
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/* cc */
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compose->tb_cc = gtk_toolbar_new();
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widget = gtk_label_new(" CC: ");
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gtk_size_group_add_widget(group, widget);
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toolitem = gtk_tool_item_new();
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gtk_container_add(GTK_CONTAINER(toolitem), widget);
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gtk_toolbar_insert(GTK_TOOLBAR(compose->tb_cc), toolitem, -1);
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compose->cc = gtk_entry_new();
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toolitem = gtk_tool_item_new();
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gtk_tool_item_set_expand(toolitem, TRUE);
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gtk_container_add(GTK_CONTAINER(toolitem), compose->cc);
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gtk_toolbar_insert(GTK_TOOLBAR(compose->tb_cc), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), compose->tb_cc, FALSE, FALSE, 0);
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/* bcc */
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compose->tb_bcc = gtk_toolbar_new();
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widget = gtk_label_new(" BCC: ");
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gtk_size_group_add_widget(group, widget);
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toolitem = gtk_tool_item_new();
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gtk_container_add(GTK_CONTAINER(toolitem), widget);
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gtk_toolbar_insert(GTK_TOOLBAR(compose->tb_bcc), toolitem, -1);
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compose->bcc = gtk_entry_new();
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toolitem = gtk_tool_item_new();
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gtk_tool_item_set_expand(toolitem, TRUE);
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gtk_container_add(GTK_CONTAINER(toolitem), compose->bcc);
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gtk_toolbar_insert(GTK_TOOLBAR(compose->tb_bcc), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), compose->tb_bcc, FALSE, FALSE, 0);
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/* subject */
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toolbar = gtk_toolbar_new();
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widget = gtk_label_new(" Subject: ");
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gtk_size_group_add_widget(group, widget);
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toolitem = gtk_tool_item_new();
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gtk_container_add(GTK_CONTAINER(toolitem), widget);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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compose->subject = gtk_entry_new();
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toolitem = gtk_tool_item_new();
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gtk_tool_item_set_expand(toolitem, TRUE);
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gtk_container_add(GTK_CONTAINER(toolitem), compose->subject);
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gtk_toolbar_insert(GTK_TOOLBAR(toolbar), toolitem, -1);
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gtk_box_pack_start(GTK_BOX(vbox), toolbar, FALSE, FALSE, 0);
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compose->view = gtk_text_view_new();
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desc = pango_font_description_new();
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pango_font_description_set_family(desc, "monospace");
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gtk_widget_modify_font(compose->view, desc);
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pango_font_description_free(desc);
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widget = gtk_scrolled_window_new(NULL, NULL);
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gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(widget),
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GTK_SHADOW_ETCHED_IN);
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gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(widget),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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gtk_container_add(GTK_CONTAINER(widget), compose->view);
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gtk_box_pack_start(GTK_BOX(vbox), widget, TRUE, TRUE, 0);
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compose->statusbar = gtk_statusbar_new();
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compose->statusbar_id = 0;
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gtk_box_pack_start(GTK_BOX(vbox), compose->statusbar, FALSE, TRUE, 0);
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gtk_container_add(GTK_CONTAINER(compose->window), vbox);
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gtk_widget_show_all(compose->window);
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/* FIXME should not be showed in the first place */
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gtk_widget_hide(compose->tb_cc);
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gtk_widget_hide(compose->tb_bcc);
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return compose;
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}
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/* compose_delete */
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void compose_delete(Compose * compose)
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{
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gtk_widget_hide(compose->window);
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free(compose);
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}
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/* useful */
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/* compose_save */
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void compose_save(Compose * compose)
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{
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/* FIXME implement */
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}
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/* compose_send */
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static char * _send_headers(Compose * compose);
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static char * _send_body(GtkWidget * view);
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static int _send_mail(Compose * compose, char * msg, size_t msg_len);
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void compose_send(Compose * compose)
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{
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char * msg;
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size_t msg_len;
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char * body;
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size_t body_len;
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char * p;
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if((msg = _send_headers(compose)) == NULL)
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return;
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if((body = _send_body(compose->view)) == NULL)
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{
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free(msg);
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return;
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}
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msg_len = strlen(msg);
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body_len = strlen(body);
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if((p = realloc(msg, msg_len + body_len + 8)) == NULL)
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mailer_error(compose->mailer, strerror(errno), 0);
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else
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{
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msg = p;
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snprintf(&msg[msg_len], body_len + 8, "\r\n%s\r\n.\r\n", body);
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msg_len+=body_len+7;
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_send_mail(compose, msg, msg_len);
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}
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g_free(body);
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}
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static int _mail_child(int fd[2]);
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static int _send_mail(Compose * compose, char * msg, size_t msg_len)
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{
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int fd[2];
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GtkWidget * hbox;
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GtkWidget * widget;
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if(pipe(fd) != 0 || (compose->pid = fork()) == -1)
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return mailer_error(compose->mailer, strerror(errno), 1);
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if(compose->pid == 0)
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return _mail_child(fd);
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if(close(fd[0]) != 0 || fcntl(fd[1], F_SETFL, O_NONBLOCK) == -1)
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mailer_error(compose->mailer, strerror(errno), 0);
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compose->snd_window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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gtk_window_set_title(GTK_WINDOW(compose->snd_window),
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"Sending mail...");
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gtk_window_set_resizable(GTK_WINDOW(compose->snd_window), FALSE);
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gtk_window_set_transient_for(GTK_WINDOW(compose->snd_window),
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GTK_WINDOW(compose->window));
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g_signal_connect(G_OBJECT(compose->snd_window), "delete_event",
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G_CALLBACK(on_send_closex), compose);
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hbox = gtk_hbox_new(FALSE, 0);
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gtk_box_pack_start(GTK_BOX(hbox), gtk_label_new("Progression: "),
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FALSE, FALSE, 0);
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compose->snd_progress = gtk_progress_bar_new();
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gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(compose->snd_progress),
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0.0);
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gtk_box_pack_start(GTK_BOX(hbox), compose->snd_progress, TRUE, TRUE, 0);
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widget = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
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g_signal_connect(G_OBJECT(widget), "clicked", G_CALLBACK(
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on_send_cancel), compose);
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gtk_box_pack_start(GTK_BOX(hbox), widget, FALSE, TRUE, 0);
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gtk_container_set_border_width(GTK_CONTAINER(compose->snd_window), 4);
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gtk_container_add(GTK_CONTAINER(compose->snd_window), hbox);
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gtk_widget_show_all(compose->snd_window);
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compose->fd = fd[1];
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compose->buf = msg;
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compose->buf_len = msg_len;
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compose->buf_pos = 0;
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compose->channel = g_io_channel_unix_new(fd[1]);
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g_io_add_watch(compose->channel, G_IO_OUT, on_send_write, compose);
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return 0;
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}
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static int _mail_child(int fd[2])
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{
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if(close(fd[1]) != 0 || close(0) != 0 || dup2(fd[0], 0) == -1)
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perror("mailer");
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else
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{
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execl("/usr/sbin/sendmail", "sendmail", "-bm", "-t", NULL);
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perror("/usr/sbin/sendmail");
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}
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exit(2);
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return 0;
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}
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static char * _send_headers(Compose * compose)
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{
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struct {
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char * hdr;
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GtkWidget * wgt;
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} widgets[] =
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{
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{ "To: ", compose->to },
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{ "Cc: ", compose->cc },
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{ "Bcc: ", compose->bcc },
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{ "Subject: ", compose->subject },
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{ NULL, NULL }
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};
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int i;
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char * msg = NULL;
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size_t msg_len = 0;
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char const * p;
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size_t len;
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size_t hdr_len;
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char * q;
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q = gtk_combo_box_get_active_text(GTK_COMBO_BOX(compose->from));
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if(*q != '\0')
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{
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msg_len = strlen(q) + 8;
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if((msg = malloc(msg_len + 1)) == NULL)
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return NULL;
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snprintf(msg, msg_len+1, "%s%s\r\n", "From: ", q);
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}
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g_free(q);
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for(i = 0; widgets[i].hdr != NULL; i++)
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{
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p = gtk_entry_get_text(GTK_ENTRY(widgets[i].wgt));
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if((len = strlen(p)) == 0)
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continue;
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hdr_len = strlen(widgets[i].hdr);
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if((q = realloc(msg, msg_len + hdr_len + len + 3)) == NULL)
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{
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free(msg);
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mailer_error(compose->mailer, strerror(errno), 0);
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return NULL;
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}
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msg = q;
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snprintf(&msg[msg_len], hdr_len + len + 3, "%s%s\r\n",
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widgets[i].hdr, p);
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msg_len+=hdr_len+len+2;
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}
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if(msg != NULL)
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return msg;
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if((msg = strdup("")) == NULL)
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mailer_error(compose->mailer, strerror(errno), 0);
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return msg;
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}
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static char * _send_body(GtkWidget * view)
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{
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GtkTextBuffer * tbuf;
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GtkTextIter start;
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GtkTextIter end;
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tbuf = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
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/* FIXME allocating the complete message is not optimal */
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gtk_text_buffer_get_start_iter(GTK_TEXT_BUFFER(tbuf), &start);
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gtk_text_buffer_get_end_iter(GTK_TEXT_BUFFER(tbuf), &end);
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return gtk_text_buffer_get_text(GTK_TEXT_BUFFER(tbuf), &start, &end,
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FALSE);
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}
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