From 9be603bebd3e4ecc52cd0e6b838ca6bd9b65d70c Mon Sep 17 00:00:00 2001 From: Federico Mena Quintero Date: Fri, 26 Jan 2001 00:08:54 +0000 Subject: Set the GTK_CAN_FOCUS flag on the widget, since an ETable ought to be 2001-01-25 Federico Mena Quintero * e-table.c (e_table_init): Set the GTK_CAN_FOCUS flag on the widget, since an ETable ought to be focusable. (e_table_class_init): Override ::grab_focus() and ::focus(). (et_grab_focus): Since people may do gtk_widget_grab_focus() on the ETable, we have to proxy the request to the actual focusable canvas. (e_table_setup_header): Unset GTK_CAN_FOCUS for the header canvas. (et_focus): Reject focus if our child canvas already had it. * e-table-scrolled.c (e_table_scrolled_init): Set the GTK_FOCUS_FLAG on the widget. This is just so that people can easily do gtk_widget_grab_focus (my_e_table_scrolled) on their own applications. (e_table_scrolled_class_init): Override ::grab_focus() and ::focus(). (ets_grab_focus): Proxy the grab_focus to our child ETable. (ets_focus): Proxy the request to the child ETable. svn path=/trunk/; revision=7830 --- widgets/table/e-table-scrolled.c | 42 +++++++- widgets/table/e-table.c | 208 ++++++++++++++++++++++++--------------- 2 files changed, 165 insertions(+), 85 deletions(-) (limited to 'widgets') diff --git a/widgets/table/e-table-scrolled.c b/widgets/table/e-table-scrolled.c index c4006a4c58..221ebdf6cb 100644 --- a/widgets/table/e-table-scrolled.c +++ b/widgets/table/e-table-scrolled.c @@ -41,6 +41,8 @@ e_table_scrolled_init (GtkObject *object) ets = E_TABLE_SCROLLED (object); scroll_frame = E_SCROLL_FRAME (object); + GTK_WIDGET_SET_FLAGS (ets, GTK_CAN_FOCUS); + ets->table = gtk_type_new(e_table_get_type()); e_scroll_frame_set_policy (scroll_frame, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); @@ -162,14 +164,48 @@ ets_get_arg (GtkObject *o, GtkArg *arg, guint arg_id) break; } } - + +/* Grab_focus handler for the scrolled ETable */ +static void +ets_grab_focus (GtkWidget *widget) +{ + ETableScrolled *ets; + + ets = E_TABLE_SCROLLED (widget); + + gtk_widget_grab_focus (GTK_WIDGET (ets->table)); +} + +/* Focus handler for the scrolled ETable */ +static gint +ets_focus (GtkContainer *container, GtkDirectionType direction) +{ + ETableScrolled *ets; + + ets = E_TABLE_SCROLLED (container); + + return gtk_container_focus (GTK_CONTAINER (ets->table), direction); +} + static void -e_table_scrolled_class_init (GtkObjectClass *object_class) +e_table_scrolled_class_init (ETableScrolledClass *class) { + GtkObjectClass *object_class; + GtkWidgetClass *widget_class; + GtkContainerClass *container_class; + + object_class = (GtkObjectClass *) class; + widget_class = (GtkWidgetClass *) class; + container_class = (GtkContainerClass *) class; + parent_class = gtk_type_class (PARENT_TYPE); object_class->get_arg = ets_get_arg; - + + widget_class->grab_focus = ets_grab_focus; + + container_class->focus = ets_focus; + gtk_object_add_arg_type ("ETableScrolled::table", GTK_TYPE_OBJECT, GTK_ARG_READABLE, ARG_TABLE); } diff --git a/widgets/table/e-table.c b/widgets/table/e-table.c index 39e388b79f..240b9068ba 100644 --- a/widgets/table/e-table.c +++ b/widgets/table/e-table.c @@ -73,6 +73,8 @@ static gint et_signals [LAST_SIGNAL] = { 0, }; static void e_table_fill_table (ETable *e_table, ETableModel *model); static gboolean changed_idle (gpointer data); +static void et_grab_focus (GtkWidget *widget); + static void et_drag_begin (GtkWidget *widget, GdkDragContext *context, ETable *et); @@ -117,11 +119,14 @@ static gint e_table_drag_source_event_cb (GtkWidget *widget, GdkEvent *event, ETable *table); +static gint et_focus (GtkContainer *container, GtkDirectionType direction); + + static void et_destroy (GtkObject *object) { ETable *et = E_TABLE (object); - + gtk_signal_disconnect (GTK_OBJECT (et->model), et->table_model_change_id); @@ -159,9 +164,9 @@ et_destroy (GtkObject *object) g_source_remove (et->rebuild_idle_id); et->rebuild_idle_id = 0; } - + g_free(et->click_to_add_message); - + (*e_table_parent_class->destroy)(object); } @@ -171,8 +176,10 @@ e_table_init (GtkObject *object) ETable *e_table = E_TABLE (object); GtkTable *gtk_table = GTK_TABLE (object); + GTK_WIDGET_SET_FLAGS (e_table, GTK_CAN_FOCUS); + gtk_table->homogeneous = FALSE; - + e_table->sort_info = NULL; e_table->group_info_change_id = 0; e_table->reflow_idle_id = 0; @@ -181,10 +188,10 @@ e_table_init (GtkObject *object) e_table->draw_focus = 1; e_table->cursor_mode = E_TABLE_CURSOR_SIMPLE; e_table->length_threshold = 200; - + e_table->need_rebuild = 0; e_table->rebuild_idle_id = 0; - + e_table->click_to_add_message = NULL; e_table->drag_get_data_row = -1; @@ -201,6 +208,33 @@ e_table_init (GtkObject *object) e_table->spec = NULL; } +/* Grab_focus handler for the ETable */ +static void +et_grab_focus (GtkWidget *widget) +{ + ETable *e_table; + + e_table = E_TABLE (widget); + + gtk_widget_grab_focus (GTK_WIDGET (e_table->table_canvas)); +} + +/* Focus handler for the ETable */ +static gint +et_focus (GtkContainer *container, GtkDirectionType direction) +{ + ETable *e_table; + + e_table = E_TABLE (container); + + if (container->focus_child) { + gtk_container_set_focus_child (container, NULL); + return FALSE; + } + + return gtk_container_focus (GTK_CONTAINER (e_table->table_canvas), direction); +} + static void header_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_table) { @@ -211,11 +245,11 @@ header_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_ /* When the header item is created ->height == 0, as the font is only created when everything is realized. - So we set the usize here as well, so that the size of the + So we set the usize here as well, so that the size of the header is correct */ if (GTK_WIDGET (e_table->header_canvas)->allocation.height != E_TABLE_HEADER_ITEM (e_table->header_item)->height) - gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, + gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, E_TABLE_HEADER_ITEM (e_table->header_item)->height); } @@ -231,7 +265,8 @@ static void e_table_setup_header (ETable *e_table) { e_table->header_canvas = GNOME_CANVAS (e_canvas_new ()); - + GTK_WIDGET_UNSET_FLAGS (e_table->header_canvas, GTK_CAN_FOCUS); + gtk_widget_show (GTK_WIDGET (e_table->header_canvas)); e_table->header_item = gnome_canvas_item_new ( @@ -248,7 +283,7 @@ e_table_setup_header (ETable *e_table) GTK_OBJECT (e_table->header_canvas), "size_allocate", GTK_SIGNAL_FUNC (header_canvas_size_allocate), e_table); - gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, + gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, E_TABLE_HEADER_ITEM (e_table->header_item)->height); } @@ -386,8 +421,8 @@ group_key_press (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas)), CLAMP(gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->value + (gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 20), - 0, - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->upper - + 0, + gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->upper - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size)); click.type = GDK_BUTTON_PRESS; click.window = GTK_LAYOUT (et->table_canvas)->bin_window; @@ -461,7 +496,7 @@ changed_idle (gpointer data) gtk_signal_connect (GTK_OBJECT (et->group), "key_press", GTK_SIGNAL_FUNC (group_key_press), et); e_table_fill_table (et, et->model); - + gtk_object_set (GTK_OBJECT (et->canvas_vbox), "width", (double) GTK_WIDGET (et->table_canvas)->allocation.width, NULL); @@ -570,10 +605,10 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h gtk_signal_connect ( GTK_OBJECT (e_table), "drag_data_received", GTK_SIGNAL_FUNC (et_drag_data_received), e_table); - + gtk_signal_connect (GTK_OBJECT(e_table->table_canvas), "reflow", GTK_SIGNAL_FUNC (table_canvas_reflow), e_table); - + gtk_widget_show (GTK_WIDGET (e_table->table_canvas)); @@ -594,7 +629,7 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h e_canvas_vbox_get_type(), "spacing", 10.0, NULL); - + if (e_table->use_click_to_add) { e_table->click_to_add = gnome_canvas_item_new ( GNOME_CANVAS_GROUP(e_table->canvas_vbox), @@ -603,7 +638,7 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h "model", e_table->model, "message", e_table->click_to_add_message, NULL); - + e_canvas_vbox_add_item ( E_CANVAS_VBOX(e_table->canvas_vbox), e_table->click_to_add); @@ -626,7 +661,7 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h "length_threshold", e_table->length_threshold, "table_selection_model", e_table->selection, NULL); - + gtk_signal_connect (GTK_OBJECT (e_table->group), "cursor_change", GTK_SIGNAL_FUNC(group_cursor_change), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "cursor_activated", @@ -639,7 +674,7 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h GTK_SIGNAL_FUNC(group_click), e_table); gtk_signal_connect (GTK_OBJECT (e_table->group), "key_press", GTK_SIGNAL_FUNC(group_key_press), e_table); - + e_table->table_model_change_id = gtk_signal_connect ( GTK_OBJECT (model), "model_changed", GTK_SIGNAL_FUNC (et_table_model_changed), e_table); @@ -651,11 +686,11 @@ e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *h e_table->table_cell_change_id = gtk_signal_connect ( GTK_OBJECT (model), "model_cell_changed", GTK_SIGNAL_FUNC (et_table_cell_changed), e_table); - + e_table->table_row_inserted_id = gtk_signal_connect ( GTK_OBJECT (model), "model_row_inserted", GTK_SIGNAL_FUNC (et_table_row_inserted), e_table); - + e_table->table_row_deleted_id = gtk_signal_connect ( GTK_OBJECT (model), "model_row_deleted", GTK_SIGNAL_FUNC (et_table_row_deleted), e_table); @@ -683,7 +718,7 @@ et_col_spec_to_col (ETable *e_table, if (cell && compare) { if (col_spec->pixbuf && *col_spec->pixbuf) { GdkPixbuf *pixbuf; - + pixbuf = e_table_extras_get_pixbuf( ete, col_spec->pixbuf); if (pixbuf) { @@ -693,7 +728,7 @@ et_col_spec_to_col (ETable *e_table, col_spec->minimum_width, cell, compare, col_spec->resizable); } - } + } if (col == NULL && col_spec->title && *col_spec->title) { col = e_table_col_new ( col_spec->model_col, gettext (col_spec->title), @@ -715,7 +750,7 @@ et_spec_to_full_header (ETable *e_table, g_return_val_if_fail (e_table, NULL); g_return_val_if_fail (spec, NULL); g_return_val_if_fail (ete, NULL); - + nh = e_table_header_new (); for (column = 0; spec->columns[column]; column++) { @@ -739,7 +774,7 @@ et_state_to_header (ETable *e_table, ETableHeader *full_header, ETableState *sta g_return_val_if_fail (e_table, NULL); g_return_val_if_fail (full_header, NULL); g_return_val_if_fail (state, NULL); - + nh = e_table_header_new (); gtk_object_set(GTK_OBJECT(nh), @@ -813,7 +848,7 @@ e_table_set_state_object(ETable *e_table, ETableState *state) e_table->rebuild_idle_id = g_idle_add_full (20, changed_idle, e_table, NULL); } -/** +/** * e_table_set_state: * @e_table: %ETable object that will be modified * @state_str: a string with the XML representation of the ETableState. @@ -885,7 +920,7 @@ e_table_get_state_object (ETable *e_table) state->sort_info = e_table->sort_info; gtk_object_ref(GTK_OBJECT(state->sort_info)); - + state->col_count = e_table_header_count (e_table->header); full_col_count = e_table_header_count (e_table->full_header); state->columns = g_new(int, state->col_count); @@ -977,7 +1012,7 @@ et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "group_info_changed", GTK_SIGNAL_FUNC (sort_info_changed), e_table); - + gtk_object_set(GTK_OBJECT(e_table->header), "sort_info", e_table->sort_info, NULL); @@ -1016,7 +1051,7 @@ et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 0); - + gtk_widget_pop_colormap (); gtk_widget_pop_visual (); @@ -1120,7 +1155,7 @@ e_table_new (ETableModel *etm, ETableExtras *ete, const char *spec, const char * e_table = gtk_type_new (e_table_get_type ()); e_table = e_table_construct (e_table, etm, ete, spec, state); - + return GTK_WIDGET (e_table); } @@ -1137,7 +1172,7 @@ e_table_new_from_spec_file (ETableModel *etm, ETableExtras *ete, const char *spe e_table = gtk_type_new (e_table_get_type ()); e_table = e_table_construct_from_spec_file (e_table, etm, ete, spec_fn, state_fn); - + return GTK_WIDGET (e_table); } @@ -1169,7 +1204,7 @@ et_build_grouping_spec (ETable *e_table) int i; const int sort_count = e_table_sort_info_sorting_get_count (e_table->sort_info); const int group_count = e_table_sort_info_grouping_get_count (e_table->sort_info); - + grouping = xmlNewNode (NULL, "grouping"); node = grouping; @@ -1185,7 +1220,7 @@ et_build_grouping_spec (ETable *e_table) for (i = 0; i < sort_count; i++) { ETableSortColumn column = e_table_sort_info_sorting_get_nth(e_table->sort_info, i); xmlNode *new_node = xmlNewChild(node, NULL, "leaf", NULL); - + e_xml_set_integer_prop_by_name (new_node, "column", column.column); e_xml_set_integer_prop_by_name (new_node, "ascending", column.ascending); node = new_node; @@ -1203,7 +1238,7 @@ et_build_tree (ETable *e_table) doc = xmlNewDoc ("1.0"); if (doc == NULL) return NULL; - + root = xmlNewDocNode (doc, NULL, "ETableSpecification", NULL); xmlDocSetRootElement (doc, root); xmlAddChild (root, et_build_column_spec (e_table)); @@ -1331,7 +1366,7 @@ e_table_select_all (ETable *table) { g_return_if_fail (table != NULL); g_return_if_fail (E_IS_TABLE (table)); - + e_table_selection_model_select_all (table->selection); } @@ -1340,7 +1375,7 @@ e_table_invert_selection (ETable *table) { g_return_if_fail (table != NULL); g_return_if_fail (E_IS_TABLE (table)); - + e_table_selection_model_invert_selection (table->selection); } @@ -1372,7 +1407,7 @@ static void et_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) { ETable *etable = E_TABLE (o); - + switch (arg_id){ case ARG_LENGTH_THRESHOLD: etable->length_threshold = GTK_VALUE_INT (*arg); @@ -1382,10 +1417,10 @@ et_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) NULL); } break; - + } } - + static void set_scroll_adjustments (ETable *table, GtkAdjustment *hadjustment, @@ -1406,7 +1441,7 @@ set_scroll_adjustments (ETable *table, hadjustment); } -gint +gint e_table_get_next_row (ETable *e_table, gint model_row) { @@ -1428,7 +1463,7 @@ e_table_get_next_row (ETable *e_table, return -1; } -gint +gint e_table_get_prev_row (ETable *e_table, gint model_row) { @@ -1473,7 +1508,7 @@ e_table_view_to_model_row (ETable *e_table, return view_row; } -struct _ETableDragSourceSite +struct _ETableDragSourceSite { GdkModifierType start_button_mask; GtkTargetList *target_list; /* Targets for drag data */ @@ -1481,24 +1516,24 @@ struct _ETableDragSourceSite GdkColormap *colormap; /* Colormap for drag icon */ GdkPixmap *pixmap; /* Icon for drag data */ GdkBitmap *mask; - + /* Stored button press information to detect drag beginning */ gint state; gint x, y; gint row, col; }; -typedef enum +typedef enum { GTK_DRAG_STATUS_DRAG, GTK_DRAG_STATUS_WAIT, GTK_DRAG_STATUS_DROP } GtkDragStatus; -typedef struct _GtkDragDestInfo GtkDragDestInfo; +typedef struct _GtkDragDestInfo GtkDragDestInfo; typedef struct _GtkDragSourceInfo GtkDragSourceInfo; -struct _GtkDragDestInfo +struct _GtkDragDestInfo { GtkWidget *widget; /* Widget in which drag is in */ GdkDragContext *context; /* Drag context */ @@ -1513,7 +1548,7 @@ struct _GtkDragDestInfo gint drop_x, drop_y; /* Position of drop */ }; -struct _GtkDragSourceInfo +struct _GtkDragSourceInfo { GtkWidget *widget; GtkTargetList *target_list; /* Targets for drag data */ @@ -1532,7 +1567,7 @@ struct _GtkDragSourceInfo gint cur_x, cur_y; /* Current Position */ GList *selections; /* selections we've claimed */ - + GtkDragDestInfo *proxy_dest; /* Set if this is a proxy drag */ guint drop_timeout; /* Timeout for aborting drop */ @@ -1559,7 +1594,7 @@ e_table_drag_get_data (ETable *table, context, target, time); - + } /** @@ -1573,7 +1608,7 @@ e_table_drag_get_data (ETable *table, void e_table_drag_highlight (ETable *table, int row, - int col) + int col) { g_return_if_fail(table != NULL); g_return_if_fail(E_IS_TABLE(table)); @@ -1764,7 +1799,7 @@ et_drag_end (GtkWidget *widget, context); } -static void +static void et_drag_data_get(GtkWidget *widget, GdkDragContext *context, GtkSelectionData *selection_data, @@ -1782,7 +1817,7 @@ et_drag_data_get(GtkWidget *widget, time); } -static void +static void et_drag_data_delete(GtkWidget *widget, GdkDragContext *context, ETable *et) @@ -1794,7 +1829,7 @@ et_drag_data_delete(GtkWidget *widget, context); } -static void +static void et_drag_leave(GtkWidget *widget, GdkDragContext *context, guint time, @@ -1953,13 +1988,13 @@ e_table_drag_source_event_cb (GtkWidget *widget, } } break; - + case GDK_BUTTON_RELEASE: if ((GDK_BUTTON1_MASK << (event->button.button - 1)) & site->start_button_mask) { site->state &= ~(GDK_BUTTON1_MASK << (event->button.button - 1)); } break; - + case GDK_MOTION_NOTIFY: if (site->state & event->motion.state & site->start_button_mask) { /* FIXME: This is really broken and can leave us @@ -1967,20 +2002,20 @@ e_table_drag_source_event_cb (GtkWidget *widget, */ int i; for (i=1; i<6; i++) { - if (site->state & event->motion.state & + if (site->state & event->motion.state & GDK_BUTTON1_MASK << (i - 1)) break; } - + if (MAX (abs (site->x - event->motion.x), abs (site->y - event->motion.y)) > 3) { GtkDragSourceInfo *info; GdkDragContext *context; - + site->state = 0; context = e_table_drag_begin (table, site->row, site->col, site->target_list, - site->actions, + site->actions, i, event); @@ -1995,7 +2030,7 @@ e_table_drag_source_event_cb (GtkWidget *widget, else gtk_drag_set_icon_default (context); } - + return TRUE; } } @@ -2008,10 +2043,15 @@ e_table_drag_source_event_cb (GtkWidget *widget, } static void -e_table_class_init (GtkObjectClass *object_class) +e_table_class_init (ETableClass *class) { - ETableClass *klass = E_TABLE_CLASS(object_class); - GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(object_class); + GtkObjectClass *object_class; + GtkWidgetClass *widget_class; + GtkContainerClass *container_class; + + object_class = (GtkObjectClass *) class; + widget_class = (GtkWidgetClass *) class; + container_class = (GtkContainerClass *) class; e_table_parent_class = gtk_type_class (PARENT_TYPE); @@ -2019,23 +2059,27 @@ e_table_class_init (GtkObjectClass *object_class) object_class->set_arg = et_set_arg; object_class->get_arg = et_get_arg; - klass->cursor_change = NULL; - klass->cursor_activated = NULL; - klass->selection_change = NULL; - klass->double_click = NULL; - klass->right_click = NULL; - klass->click = NULL; - klass->key_press = NULL; + widget_class->grab_focus = et_grab_focus; + + container_class->focus = et_focus; - klass->table_drag_begin = NULL; - klass->table_drag_end = NULL; - klass->table_drag_data_get = NULL; - klass->table_drag_data_delete = NULL; + class->cursor_change = NULL; + class->cursor_activated = NULL; + class->selection_change = NULL; + class->double_click = NULL; + class->right_click = NULL; + class->click = NULL; + class->key_press = NULL; - klass->table_drag_leave = NULL; - klass->table_drag_motion = NULL; - klass->table_drag_drop = NULL; - klass->table_drag_data_received = NULL; + class->table_drag_begin = NULL; + class->table_drag_end = NULL; + class->table_drag_data_get = NULL; + class->table_drag_data_delete = NULL; + + class->table_drag_leave = NULL; + class->table_drag_motion = NULL; + class->table_drag_drop = NULL; + class->table_drag_data_received = NULL; et_signals [CURSOR_CHANGE] = gtk_signal_new ("cursor_change", @@ -2189,11 +2233,11 @@ e_table_class_init (GtkObjectClass *object_class) GTK_TYPE_SELECTION_DATA, GTK_TYPE_UINT, GTK_TYPE_UINT); - + gtk_object_class_add_signals (object_class, et_signals, LAST_SIGNAL); - klass->set_scroll_adjustments = set_scroll_adjustments; - + class->set_scroll_adjustments = set_scroll_adjustments; + widget_class->set_scroll_adjustments_signal = gtk_signal_new ("set_scroll_adjustments", GTK_RUN_LAST, @@ -2201,7 +2245,7 @@ e_table_class_init (GtkObjectClass *object_class) GTK_SIGNAL_OFFSET (ETableClass, set_scroll_adjustments), gtk_marshal_NONE__POINTER_POINTER, GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT); - + gtk_object_add_arg_type ("ETable::length_threshold", GTK_TYPE_INT, GTK_ARG_WRITABLE, ARG_LENGTH_THRESHOLD); } -- cgit v1.2.3