2007-08-28 Murray Cumming <murrayc@murrayc.com>
[modest] / src / maemo / modest-msg-edit-window.c
index 0830961..4f0e79f 100644 (file)
@@ -90,6 +90,7 @@ static void  modest_msg_edit_window_init         (ModestMsgEditWindow *obj);
 static void  modest_msg_edit_window_finalize     (GObject *obj);
 
 static gboolean msg_body_focus (GtkWidget *focus, GdkEventFocus *event, gpointer userdata);
+static void  body_changed (GtkTextBuffer *buffer, ModestMsgEditWindow *editor);
 static void  recpt_field_changed (GtkTextBuffer *buffer, ModestMsgEditWindow *editor);
 static void  send_insensitive_press (GtkWidget *widget, ModestMsgEditWindow *editor);
 static void  style_insensitive_press (GtkWidget *widget, ModestMsgEditWindow *editor);
@@ -138,8 +139,11 @@ static void modest_msg_edit_window_clipboard_owner_change (GtkClipboard *clipboa
 static void update_window_title (ModestMsgEditWindow *window);
 static void update_dimmed (ModestMsgEditWindow *window);
 static void update_paste_dimming (ModestMsgEditWindow *window);
+static void update_remove_attachment_dimming (ModestMsgEditWindow *window);
+static void update_copy_cut_dimming (ModestMsgEditWindow *window);
 static void update_select_all_dimming (ModestMsgEditWindow *window);
 static void update_zoom_dimming (ModestMsgEditWindow *window);
+static void update_send_dimming (ModestMsgEditWindow *window);
 
 /* Find toolbar */
 static void modest_msg_edit_window_find_toolbar_search (GtkWidget *widget,
@@ -407,6 +411,18 @@ get_transports (void)
        return transports;
 }
 
+static gboolean attachment_view_focus_lost (
+               GtkWidget *widget,
+               GdkEventFocus *event,
+               ModestMsgEditWindow *window)
+{
+       g_return_val_if_fail(MODEST_IS_MSG_EDIT_WINDOW(window), FALSE);
+
+       update_remove_attachment_dimming(window);
+
+       return FALSE;
+}
+
 void vadj_changed (GtkAdjustment *adj,
                   ModestMsgEditWindow *window)
 {
@@ -488,6 +504,8 @@ init_window (ModestMsgEditWindow *obj)
        gtk_container_add (GTK_CONTAINER (priv->add_attachment_button), attachment_icon);
        gtk_box_pack_start (GTK_BOX (subject_box), priv->add_attachment_button, FALSE, FALSE, 0);
        priv->attachments_view = modest_attachments_view_new (NULL);
+       g_signal_connect (G_OBJECT (priv->attachments_view), "focus-out-event",
+                         G_CALLBACK (attachment_view_focus_lost), obj);
        
        priv->header_box = gtk_vbox_new (FALSE, 0);
        
@@ -541,6 +559,8 @@ init_window (ModestMsgEditWindow *obj)
                          G_CALLBACK (text_buffer_can_undo), obj);
        g_signal_connect (G_OBJECT (priv->text_buffer), "can-redo",
                          G_CALLBACK (text_buffer_can_redo), obj);
+       g_signal_connect (G_OBJECT (priv->text_buffer), "changed",
+                          G_CALLBACK (body_changed), obj);
        g_signal_connect (G_OBJECT (obj), "window-state-event",
                          G_CALLBACK (modest_msg_edit_window_window_state_event),
                          NULL);
@@ -1508,8 +1528,8 @@ text_buffer_refresh_attributes (WPTextBuffer *buffer, ModestMsgEditWindow *windo
        action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ActionsItalics");
        modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), buffer_format->italic);
 
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/BulletedListMenu");
-       modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), buffer_format->bullet);
+/*     action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/BulletedListMenu"); */
+/*     modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action), buffer_format->bullet); */
 
        g_signal_handlers_block_by_func (G_OBJECT (priv->font_color_button), 
                                         G_CALLBACK (modest_msg_edit_window_color_button_change),
@@ -2532,8 +2552,8 @@ update_dimmed (ModestMsgEditWindow *window)
 
        action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/SelectFontMenu");
        gtk_action_set_sensitive (action, rich_text && editor_focused);
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/BulletedListMenu");
-       gtk_action_set_sensitive (action, rich_text && editor_focused);
+/*     action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/BulletedListMenu"); */
+/*     gtk_action_set_sensitive (action, rich_text && editor_focused); */
        action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/AlignmentMenu");
        gtk_action_set_sensitive (action, rich_text && editor_focused);
        action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/FormatMenu/AlignmentMenu/AlignmentLeftMenu");
@@ -2628,6 +2648,25 @@ text_buffer_delete_images_by_id (GtkTextBuffer *buffer, const gchar * image_id)
        }
 }
 
+gboolean
+message_is_empty (ModestMsgEditWindow *window)
+{
+       ModestMsgEditWindowPrivate *priv = NULL;
+
+       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (window), FALSE);
+       priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
+
+       /** TODO: Add wpeditor API to tell us if there is any _visible_ text,
+        * so we can ignore markup.
+        */
+       GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->msg_body));
+       gint count = 0;
+       if (buf)
+               count = gtk_text_buffer_get_char_count (buf);
+
+       return count == 0;
+}
+
 static gboolean
 msg_body_focus (GtkWidget *focus,
                GdkEventFocus *event,
@@ -2642,30 +2681,25 @@ static void
 recpt_field_changed (GtkTextBuffer *buffer,
                  ModestMsgEditWindow *editor)
 {
-       ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (editor);
-       ModestMsgEditWindowPrivate *priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (editor);
-       GtkTextBuffer *to_buffer, *cc_buffer, *bcc_buffer;
-       gboolean dim = FALSE;
-       GtkAction *action;
+        update_send_dimming (editor);
+}
 
-       to_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->to_field));
-       cc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->cc_field));
-       bcc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->bcc_field));
-       
-       dim = ((gtk_text_buffer_get_char_count (to_buffer) + 
-               gtk_text_buffer_get_char_count (cc_buffer) +
-               gtk_text_buffer_get_char_count (bcc_buffer)) == 0);
-                       
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSend");
-       gtk_action_set_sensitive (action, !dim);
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EmailMenu/SendMenu");
-       gtk_action_set_sensitive (action, !dim);
+static void
+body_changed (GtkTextBuffer *buffer, ModestMsgEditWindow *editor)
+{
+        update_send_dimming (editor);
 }
 
 static void  
 send_insensitive_press (GtkWidget *widget, ModestMsgEditWindow *editor)
 {
-       hildon_banner_show_information (NULL, NULL, _("mcen_ib_add_recipients_first"));
+       ModestMsgEditWindowPrivate *priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (editor);
+        const gchar *subject = gtk_entry_get_text (GTK_ENTRY (priv->subject_field));
+        if (message_is_empty(editor) || (subject == NULL || subject[0] == '\0')) {
+                hildon_banner_show_information (NULL, NULL, _("mcen_ib_subject_or_body_not_modified"));
+        } else {
+                hildon_banner_show_information (NULL, NULL, _("mcen_ib_add_recipients_first"));
+        }
 }
 
 static void
@@ -2719,6 +2753,9 @@ modest_msg_edit_window_is_modified (ModestMsgEditWindow *editor)
        return FALSE;
 }
 
+
+
+
 gboolean
 modest_msg_edit_window_check_names (ModestMsgEditWindow *window, gboolean add_to_addressbook)
 {
@@ -2769,34 +2806,11 @@ modest_msg_edit_window_clipboard_owner_change (GtkClipboard *clipboard,
                                               GdkEvent *event,
                                               ModestMsgEditWindow *window)
 {
-       ModestWindowPrivate *parent_priv;
-       ModestMsgEditWindowPrivate *priv;
-       GtkAction *action;
-       gboolean has_selection;
-       GtkWidget *focused;
-       GList *selected_attachments = NULL;
-       gint n_att_selected = 0;
-
-       priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
-       parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
-
        if (!GTK_WIDGET_VISIBLE (window))
                return;
-       has_selection = gtk_clipboard_wait_for_targets (clipboard, NULL, NULL);
-       focused = gtk_window_get_focus (GTK_WINDOW (window));
-
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/CutMenu");
-       gtk_action_set_sensitive (action, (has_selection) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/CopyMenu");
-       gtk_action_set_sensitive (action, (has_selection) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
 
-       selected_attachments = modest_attachments_view_get_selection (MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
-       n_att_selected = g_list_length (selected_attachments);
-       g_list_free (selected_attachments);
-
-       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/AttachmentsMenu/RemoveAttachmentsMenu");
-       gtk_action_set_sensitive (action, n_att_selected == 1);
-       
+       update_remove_attachment_dimming (window);
+       update_copy_cut_dimming (window);
        update_paste_dimming (window);
 }
 
@@ -2822,6 +2836,7 @@ subject_field_changed (GtkEditable *editable,
        ModestMsgEditWindowPrivate *priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
        update_window_title (window);
        gtk_text_buffer_set_modified (priv->text_buffer, TRUE);
+        update_send_dimming (window);
 }
 
 static void  
@@ -2850,33 +2865,19 @@ subject_field_insert_text (GtkEditable *editable,
        if (MIN (result_len, 1000) != g_utf8_strlen (new_text, 1000)) {
                g_signal_stop_emission_by_name (G_OBJECT (editable), "insert-text");
                if (result_len > 0)
+               {
+                       /* Prevent endless recursion */
+                       g_signal_handlers_block_by_func(G_OBJECT(editable), G_CALLBACK(subject_field_insert_text), window);
                        g_signal_emit_by_name (editable, "insert-text", 
-                                              (gpointer) result->str, (gpointer) strlen (result->str), 
+                                              (gpointer) result->str, (gpointer) result->len,
                                               (gpointer) position, (gpointer) window);
+                      g_signal_handlers_unblock_by_func(G_OBJECT(editable), G_CALLBACK(subject_field_insert_text), window);
+               }
        }
        
        g_string_free (result, TRUE);
 }
 
-gboolean
-message_is_empty (ModestMsgEditWindow *window)
-{
-       ModestMsgEditWindowPrivate *priv = NULL;
-
-       g_return_val_if_fail (MODEST_IS_MSG_EDIT_WINDOW (window), FALSE);
-       priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
-       
-       /** TODO: Add wpeditor API to tell us if there is any _visible_ text,
-        * so we can ignore markup.
-        */
-       GtkTextBuffer *buf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->msg_body));
-       gint count = 0;
-       if (buf)
-               count = gtk_text_buffer_get_char_count (buf);
-               
-       return count == 0;
-}
-       
 void
 modest_msg_edit_window_toggle_find_toolbar (ModestMsgEditWindow *window,
                                            gboolean show)
@@ -3028,6 +3029,55 @@ modest_msg_edit_window_find_toolbar_close (GtkWidget *widget,
        gtk_toggle_action_set_active (toggle, FALSE);
 }
 
+static void 
+update_remove_attachment_dimming (ModestMsgEditWindow *window)
+{
+       ModestWindowPrivate *parent_priv;
+       ModestMsgEditWindowPrivate *priv;
+       GtkAction *action;
+       GList *selected_attachments = NULL;
+       gint n_att_selected = 0;
+
+       priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
+       parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
+
+       selected_attachments = modest_attachments_view_get_selection (
+                       MODEST_ATTACHMENTS_VIEW (priv->attachments_view));
+       n_att_selected = g_list_length (selected_attachments);
+       g_list_free (selected_attachments);
+
+       action = gtk_ui_manager_get_action (
+                       parent_priv->ui_manager,
+                       "/MenuBar/AttachmentsMenu/RemoveAttachmentsMenu");
+       gtk_action_set_sensitive (action, n_att_selected == 1);
+}
+
+static void 
+update_copy_cut_dimming (ModestMsgEditWindow *window)
+{
+       ModestWindowPrivate *parent_priv = NULL;
+       ModestMsgEditWindowPrivate *priv = NULL;
+       GtkClipboard *clipboard = NULL;
+       GtkAction *action = NULL;
+       gboolean has_selection = FALSE;
+       GtkWidget *focused = NULL;
+       gchar *selection = NULL;
+
+       priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
+       parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
+       clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
+       focused = gtk_window_get_focus (GTK_WINDOW (window));
+
+       has_selection = gtk_clipboard_wait_for_targets (clipboard, NULL, NULL);
+
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/CutMenu");
+       gtk_action_set_sensitive (action, (has_selection) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/CopyMenu");
+       gtk_action_set_sensitive (action, (has_selection) && (!MODEST_IS_ATTACHMENTS_VIEW (focused)));
+
+       if (selection != NULL) 
+               g_free(selection);
+}
 
 static void 
 update_paste_dimming (ModestMsgEditWindow *window)
@@ -3097,12 +3147,40 @@ update_zoom_dimming (ModestMsgEditWindow *window)
 }
 
 static void
+update_send_dimming (ModestMsgEditWindow *window)
+{
+        ModestWindowPrivate *parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
+        ModestMsgEditWindowPrivate *priv = MODEST_MSG_EDIT_WINDOW_GET_PRIVATE (window);
+        GtkTextBuffer *to_buffer, *cc_buffer, *bcc_buffer;
+        const gchar *subject;
+       gboolean dim = FALSE;
+       GtkAction *action;
+
+       to_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->to_field));
+       cc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->cc_field));
+       bcc_buffer = modest_recpt_editor_get_buffer (MODEST_RECPT_EDITOR (priv->bcc_field));
+        subject = gtk_entry_get_text (GTK_ENTRY (priv->subject_field));
+
+       dim = ((gtk_text_buffer_get_char_count (to_buffer) +
+               gtk_text_buffer_get_char_count (cc_buffer) +
+               gtk_text_buffer_get_char_count (bcc_buffer)) == 0)
+          || (subject == NULL || subject[0] == '\0')
+          || message_is_empty(window);
+
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSend");
+       gtk_action_set_sensitive (action, !dim);
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EmailMenu/SendMenu");
+       gtk_action_set_sensitive (action, !dim);
+}
+
+static void
 edit_menu_activated (GtkAction *action,
                     gpointer userdata)
 {
        ModestMsgEditWindow *window = MODEST_MSG_EDIT_WINDOW (userdata);
 
        update_select_all_dimming (window);
+       update_copy_cut_dimming (window);
        update_paste_dimming (window);
 }
 static void