From afce081b90c1e2c50c3507758c7558a0dfa1f33e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 15:18:03 +0200 Subject: Adding upstream version 2:8.2.2434. Signed-off-by: Daniel Baumann --- src/gui_gtk_f.c | 883 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 883 insertions(+) create mode 100644 src/gui_gtk_f.c (limited to 'src/gui_gtk_f.c') diff --git a/src/gui_gtk_f.c b/src/gui_gtk_f.c new file mode 100644 index 0000000..c8f90c2 --- /dev/null +++ b/src/gui_gtk_f.c @@ -0,0 +1,883 @@ +/* vi:set ts=8 sts=4 sw=4 noet: + * + * VIM - Vi IMproved by Bram Moolenaar + * + * Do ":help uganda" in Vim to read copying and usage conditions. + * Do ":help credits" in Vim to see a list of people who contributed. + * See README.txt for an overview of the Vim source code. + */ + +/* + * (C) 1998,1999 by Marcin Dalecki + * + * Support for GTK+ 2 was added by: + * (C) 2002,2003 Jason Hildebrand + * Daniel Elstner + * + * This is a special purpose container widget, which manages arbitrary + * children at arbitrary positions width arbitrary sizes. This finally puts + * an end on our resize problems with which we where struggling for such a + * long time. + * + * Support for GTK+ 3 was added by: + * 2016 Kazunobu Kuriyama + */ + +#include "vim.h" +#include // without this it compiles, but gives errors at + // runtime! +#include "gui_gtk_f.h" +#if !GTK_CHECK_VERSION(3,0,0) +# include +#endif +#ifdef MSWIN +# include +#else +# include +#endif + +typedef struct _GtkFormChild GtkFormChild; + +struct _GtkFormChild +{ + GtkWidget *widget; + GdkWindow *window; + gint x; // relative subwidget x position + gint y; // relative subwidget y position + gint mapped; +}; + + +static void gui_gtk_form_class_init(GtkFormClass *klass); +#if GTK_CHECK_VERSION(3,0,0) +static void gui_gtk_form_init(GtkForm *form); +#else +static void gui_gtk_form_init(GtkForm *form, void *g_class); +#endif + +static void form_realize(GtkWidget *widget); +static void form_unrealize(GtkWidget *widget); +static void form_map(GtkWidget *widget); +static void form_size_request(GtkWidget *widget, GtkRequisition *requisition); +#if GTK_CHECK_VERSION(3,0,0) +static void form_get_preferred_width(GtkWidget *widget, gint *minimal_width, gint *natural_width); +static void form_get_preferred_height(GtkWidget *widget, gint *minimal_height, gint *natural_height); +#endif +static void form_size_allocate(GtkWidget *widget, GtkAllocation *allocation); +#if GTK_CHECK_VERSION(3,0,0) +static gboolean form_draw(GtkWidget *widget, cairo_t *cr); +#else +static gint form_expose(GtkWidget *widget, GdkEventExpose *event); +#endif + +static void form_remove(GtkContainer *container, GtkWidget *widget); +static void form_forall(GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data); + +static void form_attach_child_window(GtkForm *form, GtkFormChild *child); +static void form_realize_child(GtkForm *form, GtkFormChild *child); +static void form_position_child(GtkForm *form, GtkFormChild *child, gboolean force_allocate); +static void form_position_children(GtkForm *form); + +static void form_send_configure(GtkForm *form); + +static void form_child_map(GtkWidget *widget, gpointer user_data); +static void form_child_unmap(GtkWidget *widget, gpointer user_data); + +#if !GTK_CHECK_VERSION(3,0,0) +static GtkWidgetClass *parent_class = NULL; +#endif + +// Public interface + + GtkWidget * +gui_gtk_form_new(void) +{ + GtkForm *form; + +#if GTK_CHECK_VERSION(3,0,0) + form = g_object_new(GTK_TYPE_FORM, NULL); +#else + form = gtk_type_new(gui_gtk_form_get_type()); +#endif + + return GTK_WIDGET(form); +} + + void +gui_gtk_form_put( + GtkForm *form, + GtkWidget *child_widget, + gint x, + gint y) +{ + GtkFormChild *child; + + g_return_if_fail(GTK_IS_FORM(form)); + + // LINTED: avoid warning: conversion to 'unsigned long' + child = g_new(GtkFormChild, 1); + if (child == NULL) + return; + + child->widget = child_widget; + child->window = NULL; + child->x = x; + child->y = y; +#if GTK_CHECK_VERSION(3,0,0) + gtk_widget_set_size_request(child->widget, -1, -1); +#else + child->widget->requisition.width = 0; + child->widget->requisition.height = 0; +#endif + child->mapped = FALSE; + + form->children = g_list_append(form->children, child); + + // child->window must be created and attached to the widget _before_ + // it has been realized, or else things will break with GTK2. Note + // that gtk_widget_set_parent() realizes the widget if it's visible + // and its parent is mapped. + if (gtk_widget_get_realized(GTK_WIDGET(form))) + form_attach_child_window(form, child); + + gtk_widget_set_parent(child_widget, GTK_WIDGET(form)); + + if (gtk_widget_get_realized(GTK_WIDGET(form)) + && !gtk_widget_get_realized(child_widget)) + form_realize_child(form, child); + + form_position_child(form, child, TRUE); +} + + void +gui_gtk_form_move( + GtkForm *form, + GtkWidget *child_widget, + gint x, + gint y) +{ + GList *tmp_list; + GtkFormChild *child; + + g_return_if_fail(GTK_IS_FORM(form)); + + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + { + child = tmp_list->data; + if (child->widget == child_widget) + { + child->x = x; + child->y = y; + + form_position_child(form, child, TRUE); + return; + } + } +} + + void +gui_gtk_form_freeze(GtkForm *form) +{ + g_return_if_fail(GTK_IS_FORM(form)); + + ++form->freeze_count; +} + + void +gui_gtk_form_thaw(GtkForm *form) +{ + g_return_if_fail(GTK_IS_FORM(form)); + + if (form->freeze_count) + { + if (!(--form->freeze_count)) + { + form_position_children(form); + gtk_widget_queue_draw(GTK_WIDGET(form)); + } + } +} + +// Basic Object handling procedures + +#if GTK_CHECK_VERSION(3,0,0) +G_DEFINE_TYPE(GtkForm, gui_gtk_form, GTK_TYPE_CONTAINER) +#else + GtkType +gui_gtk_form_get_type(void) +{ + static GtkType form_type = 0; + + if (!form_type) + { + GtkTypeInfo form_info; + + CLEAR_FIELD(form_info); + form_info.type_name = "GtkForm"; + form_info.object_size = sizeof(GtkForm); + form_info.class_size = sizeof(GtkFormClass); + form_info.class_init_func = (GtkClassInitFunc)gui_gtk_form_class_init; + form_info.object_init_func = (GtkObjectInitFunc)gui_gtk_form_init; + + form_type = gtk_type_unique(GTK_TYPE_CONTAINER, &form_info); + } + return form_type; +} +#endif // !GTK_CHECK_VERSION(3,0,0) + + static void +gui_gtk_form_class_init(GtkFormClass *klass) +{ + GtkWidgetClass *widget_class; + GtkContainerClass *container_class; + + widget_class = (GtkWidgetClass *) klass; + container_class = (GtkContainerClass *) klass; + +#if !GTK_CHECK_VERSION(3,0,0) + parent_class = gtk_type_class(gtk_container_get_type()); +#endif + + widget_class->realize = form_realize; + widget_class->unrealize = form_unrealize; + widget_class->map = form_map; +#if GTK_CHECK_VERSION(3,0,0) + widget_class->get_preferred_width = form_get_preferred_width; + widget_class->get_preferred_height = form_get_preferred_height; +#else + widget_class->size_request = form_size_request; +#endif + widget_class->size_allocate = form_size_allocate; +#if GTK_CHECK_VERSION(3,0,0) + widget_class->draw = form_draw; +#else + widget_class->expose_event = form_expose; +#endif + + container_class->remove = form_remove; + container_class->forall = form_forall; +} + + static void +gui_gtk_form_init(GtkForm *form +#if !GTK_CHECK_VERSION(3,0,0) + , void *g_class UNUSED +#endif + ) +{ +#if GTK_CHECK_VERSION(3,0,0) + gtk_widget_set_has_window(GTK_WIDGET(form), TRUE); +#endif + form->children = NULL; + form->bin_window = NULL; + form->freeze_count = 0; +} + +/* + * Widget methods + */ + + static void +form_realize(GtkWidget *widget) +{ + GList *tmp_list; + GtkForm *form; + GdkWindowAttr attributes; + gint attributes_mask; + GtkAllocation allocation; + + g_return_if_fail(GTK_IS_FORM(widget)); + + form = GTK_FORM(widget); + gtk_widget_set_realized(widget, TRUE); + + gtk_widget_get_allocation(widget, &allocation); + attributes.window_type = GDK_WINDOW_CHILD; + attributes.x = allocation.x; + attributes.y = allocation.y; + attributes.width = allocation.width; + attributes.height = allocation.height; + attributes.wclass = GDK_INPUT_OUTPUT; + attributes.visual = gtk_widget_get_visual(widget); +#if GTK_CHECK_VERSION(3,0,0) + attributes.event_mask = GDK_EXPOSURE_MASK; +#else + attributes.colormap = gtk_widget_get_colormap(widget); + attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK; +#endif + +#if GTK_CHECK_VERSION(3,0,0) + attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL; +#else + attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; +#endif + + gtk_widget_set_window(widget, + gdk_window_new(gtk_widget_get_parent_window(widget), + &attributes, attributes_mask)); + gdk_window_set_user_data(gtk_widget_get_window(widget), widget); + + attributes.x = 0; + attributes.y = 0; + attributes.event_mask = gtk_widget_get_events(widget); + + form->bin_window = gdk_window_new(gtk_widget_get_window(widget), + &attributes, attributes_mask); + gdk_window_set_user_data(form->bin_window, widget); + +#if GTK_CHECK_VERSION(3,0,0) + { + GtkStyleContext * const sctx = gtk_widget_get_style_context(widget); + + gtk_style_context_add_class(sctx, "gtk-form"); + gtk_style_context_set_state(sctx, GTK_STATE_FLAG_NORMAL); +# if !GTK_CHECK_VERSION(3,18,0) + gtk_style_context_set_background(sctx, gtk_widget_get_window(widget)); + gtk_style_context_set_background(sctx, form->bin_window); +# endif + } +#else + widget->style = gtk_style_attach(widget->style, widget->window); + gtk_style_set_background(widget->style, widget->window, GTK_STATE_NORMAL); + gtk_style_set_background(widget->style, form->bin_window, GTK_STATE_NORMAL); +#endif + + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + { + GtkFormChild *child = tmp_list->data; + + form_attach_child_window(form, child); + + if (gtk_widget_get_visible(child->widget)) + form_realize_child(form, child); + } +} + + +// After reading the documentation at +// http://developer.gnome.org/doc/API/2.0/gtk/gtk-changes-2-0.html +// I think it should be possible to remove this function when compiling +// against gtk-2.0. It doesn't seem to cause problems, though. +// +// Well, I reckon at least the gdk_window_show(form->bin_window) +// is necessary. GtkForm is anything but a usual container widget. + static void +form_map(GtkWidget *widget) +{ + GList *tmp_list; + GtkForm *form; + + g_return_if_fail(GTK_IS_FORM(widget)); + + form = GTK_FORM(widget); + + gtk_widget_set_mapped(widget, TRUE); + + gdk_window_show(gtk_widget_get_window(widget)); + gdk_window_show(form->bin_window); + + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + { + GtkFormChild *child = tmp_list->data; + + if (gtk_widget_get_visible(child->widget) + && !gtk_widget_get_mapped(child->widget)) + gtk_widget_map(child->widget); + } +} + + static void +form_unrealize(GtkWidget *widget) +{ + GList *tmp_list; + GtkForm *form; + + g_return_if_fail(GTK_IS_FORM(widget)); + + form = GTK_FORM(widget); + + tmp_list = form->children; + + gdk_window_set_user_data(form->bin_window, NULL); + gdk_window_destroy(form->bin_window); + form->bin_window = NULL; + + while (tmp_list) + { + GtkFormChild *child = tmp_list->data; + + if (child->window != NULL) + { + g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), + FUNC2GENERIC(form_child_map), + child); + g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), + FUNC2GENERIC(form_child_unmap), + child); + + gdk_window_set_user_data(child->window, NULL); + gdk_window_destroy(child->window); + + child->window = NULL; + } + + tmp_list = tmp_list->next; + } + +#if GTK_CHECK_VERSION(3,0,0) + if (GTK_WIDGET_CLASS (gui_gtk_form_parent_class)->unrealize) + (* GTK_WIDGET_CLASS (gui_gtk_form_parent_class)->unrealize) (widget); +#else + if (GTK_WIDGET_CLASS (parent_class)->unrealize) + (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget); +#endif +} + + static void +form_size_request(GtkWidget *widget, GtkRequisition *requisition) +{ + g_return_if_fail(GTK_IS_FORM(widget)); + g_return_if_fail(requisition != NULL); + + requisition->width = 1; + requisition->height = 1; +} + +#if GTK_CHECK_VERSION(3,0,0) + static void +form_get_preferred_width(GtkWidget *widget, + gint *minimal_width, + gint *natural_width) +{ + GtkRequisition requisition; + + form_size_request(widget, &requisition); + + *minimal_width = requisition.width; + *natural_width = requisition.width; +} + + static void +form_get_preferred_height(GtkWidget *widget, + gint *minimal_height, + gint *natural_height) +{ + GtkRequisition requisition; + + form_size_request(widget, &requisition); + + *minimal_height = requisition.height; + *natural_height = requisition.height; +} +#endif // GTK_CHECK_VERSION(3,0,0) + + static void +form_size_allocate(GtkWidget *widget, GtkAllocation *allocation) +{ + GList *tmp_list; + GtkForm *form; + gboolean need_reposition; + GtkAllocation cur_alloc; + + g_return_if_fail(GTK_IS_FORM(widget)); + + gtk_widget_get_allocation(widget, &cur_alloc); + + if (cur_alloc.x == allocation->x + && cur_alloc.y == allocation->y + && cur_alloc.width == allocation->width + && cur_alloc.height == allocation->height) + return; + + need_reposition = cur_alloc.width != allocation->width + || cur_alloc.height != allocation->height; + form = GTK_FORM(widget); + + if (need_reposition) + { + tmp_list = form->children; + + while (tmp_list) + { + GtkFormChild *child = tmp_list->data; + form_position_child(form, child, TRUE); + + tmp_list = tmp_list->next; + } + } + + if (gtk_widget_get_realized(widget)) + { + gdk_window_move_resize(gtk_widget_get_window(widget), + allocation->x, allocation->y, + allocation->width, allocation->height); + gdk_window_move_resize(GTK_FORM(widget)->bin_window, + 0, 0, + allocation->width, allocation->height); + } + gtk_widget_set_allocation(widget, allocation); + if (need_reposition) + form_send_configure(form); +} + +#if GTK_CHECK_VERSION(3,0,0) + static void +gtk_form_render_background(GtkWidget *widget, cairo_t *cr) +{ + gtk_render_background(gtk_widget_get_style_context(widget), cr, + 0, 0, + gtk_widget_get_allocated_width(widget), + gtk_widget_get_allocated_height(widget)); +} + + static gboolean +form_draw(GtkWidget *widget, cairo_t *cr) +{ + GList *tmp_list = NULL; + GtkForm *form = NULL; + + g_return_val_if_fail(GTK_IS_FORM(widget), FALSE); + + gtk_form_render_background(widget, cr); + + form = GTK_FORM(widget); + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + { + GtkFormChild * const formchild = tmp_list->data; + + if (!gtk_widget_get_has_window(formchild->widget) && + gtk_cairo_should_draw_window(cr, formchild->window)) + { + // To get gtk_widget_draw() to work, it is required to call + // gtk_widget_size_allocate() in advance with a well-posed + // allocation for a given child widget in order to set a + // certain private GtkWidget variable, called + // widget->priv->alloc_need, to the proper value; otherwise, + // gtk_widget_draw() fails and the relevant scrollbar won't + // appear on the screen. + // + // Calling form_position_child() like this is one of ways + // to make sure of that. + form_position_child(form, formchild, TRUE); + + gtk_form_render_background(formchild->widget, cr); + } + } + + return GTK_WIDGET_CLASS(gui_gtk_form_parent_class)->draw(widget, cr); +} +#else // !GTK_CHECK_VERSION(3,0,0) + static gint +form_expose(GtkWidget *widget, GdkEventExpose *event) +{ + GList *tmp_list; + GtkForm *form; + + g_return_val_if_fail(GTK_IS_FORM(widget), FALSE); + + form = GTK_FORM(widget); + + if (event->window == form->bin_window) + return FALSE; + + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + gtk_container_propagate_expose(GTK_CONTAINER(widget), + GTK_WIDGET(((GtkFormChild *)tmp_list->data)->widget), + event); + + return FALSE; +} +#endif // !GTK_CHECK_VERSION(3,0,0) + +// Container method + static void +form_remove(GtkContainer *container, GtkWidget *widget) +{ + GList *tmp_list; + GtkForm *form; + GtkFormChild *child = NULL; // init for gcc + + g_return_if_fail(GTK_IS_FORM(container)); + + form = GTK_FORM(container); + + tmp_list = form->children; + while (tmp_list) + { + child = tmp_list->data; + if (child->widget == widget) + break; + tmp_list = tmp_list->next; + } + + if (tmp_list) + { +#if GTK_CHECK_VERSION(3,0,0) + const gboolean was_visible = gtk_widget_get_visible(widget); +#endif + if (child->window) + { + g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), + FUNC2GENERIC(&form_child_map), child); + g_signal_handlers_disconnect_by_func(G_OBJECT(child->widget), + FUNC2GENERIC(&form_child_unmap), child); + + // FIXME: This will cause problems for reparenting NO_WINDOW + // widgets out of a GtkForm + gdk_window_set_user_data(child->window, NULL); + gdk_window_destroy(child->window); + } + gtk_widget_unparent(widget); +#if GTK_CHECK_VERSION(3,0,0) + if (was_visible) + gtk_widget_queue_resize(GTK_WIDGET(container)); +#endif + form->children = g_list_remove_link(form->children, tmp_list); + g_list_free_1(tmp_list); + g_free(child); + } +} + + static void +form_forall(GtkContainer *container, + gboolean include_internals UNUSED, + GtkCallback callback, + gpointer callback_data) +{ + GtkForm *form; + GtkFormChild *child; + GList *tmp_list; + + g_return_if_fail(GTK_IS_FORM(container)); + g_return_if_fail(callback != NULL); + + form = GTK_FORM(container); + + tmp_list = form->children; + while (tmp_list) + { + child = tmp_list->data; + tmp_list = tmp_list->next; + + (*callback) (child->widget, callback_data); + } +} + +// Operations on children + + static void +form_attach_child_window(GtkForm *form, GtkFormChild *child) +{ + if (child->window != NULL) + return; // been there, done that + + if (!gtk_widget_get_has_window(child->widget)) + { + GtkWidget *widget; + GdkWindowAttr attributes; + gint attributes_mask; + GtkRequisition requisition; + + widget = GTK_WIDGET(form); + +#if GTK_CHECK_VERSION(3,0,0) + gtk_widget_get_preferred_size(child->widget, &requisition, NULL); +#else + requisition = child->widget->requisition; +#endif + attributes.window_type = GDK_WINDOW_CHILD; + attributes.x = child->x; + attributes.y = child->y; + attributes.width = requisition.width; + attributes.height = requisition.height; + attributes.wclass = GDK_INPUT_OUTPUT; + attributes.visual = gtk_widget_get_visual(widget); +#if !GTK_CHECK_VERSION(3,0,0) + attributes.colormap = gtk_widget_get_colormap(widget); +#endif + attributes.event_mask = GDK_EXPOSURE_MASK; + +#if GTK_CHECK_VERSION(3,0,0) + attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL; +#else + attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; +#endif + child->window = gdk_window_new(form->bin_window, + &attributes, attributes_mask); + gdk_window_set_user_data(child->window, widget); + +#if GTK_CHECK_VERSION(3,0,0) + { + GtkStyleContext * const sctx = gtk_widget_get_style_context(widget); + + gtk_style_context_set_state(sctx, GTK_STATE_FLAG_NORMAL); +# if !GTK_CHECK_VERSION(3,18,0) + gtk_style_context_set_background(sctx, child->window); +# endif + } +#else + gtk_style_set_background(widget->style, + child->window, + GTK_STATE_NORMAL); +#endif + + gtk_widget_set_parent_window(child->widget, child->window); + /* + * Install signal handlers to map/unmap child->window + * alongside with the actual widget. + */ + g_signal_connect(G_OBJECT(child->widget), "map", + G_CALLBACK(&form_child_map), child); + g_signal_connect(G_OBJECT(child->widget), "unmap", + G_CALLBACK(&form_child_unmap), child); + } + else if (!gtk_widget_get_realized(child->widget)) + { + gtk_widget_set_parent_window(child->widget, form->bin_window); + } +} + + static void +form_realize_child(GtkForm *form, GtkFormChild *child) +{ + form_attach_child_window(form, child); + gtk_widget_realize(child->widget); +} + + static void +form_position_child(GtkForm *form, GtkFormChild *child, gboolean force_allocate) +{ + gint x; + gint y; + + x = child->x; + y = child->y; + + if ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && + (y >= G_MINSHORT) && (y <= G_MAXSHORT)) + { + if (!child->mapped) + { + if (gtk_widget_get_mapped(GTK_WIDGET(form)) + && gtk_widget_get_visible(child->widget)) + { + if (!gtk_widget_get_mapped(child->widget)) + gtk_widget_map(child->widget); + + child->mapped = TRUE; + force_allocate = TRUE; + } + } + + if (force_allocate) + { + GtkAllocation allocation; + GtkRequisition requisition; + +#if GTK_CHECK_VERSION(3,0,0) + gtk_widget_get_preferred_size(child->widget, &requisition, NULL); +#else + requisition = child->widget->requisition; +#endif + + if (!gtk_widget_get_has_window(child->widget)) + { + if (child->window) + { + gdk_window_move_resize(child->window, + x, y, + requisition.width, + requisition.height); + } + + allocation.x = 0; + allocation.y = 0; + } + else + { + allocation.x = x; + allocation.y = y; + } + + allocation.width = requisition.width; + allocation.height = requisition.height; + + gtk_widget_size_allocate(child->widget, &allocation); + } + } + else + { + if (child->mapped) + { + child->mapped = FALSE; + + if (gtk_widget_get_mapped(child->widget)) + gtk_widget_unmap(child->widget); + } + } +} + + static void +form_position_children(GtkForm *form) +{ + GList *tmp_list; + + for (tmp_list = form->children; tmp_list; tmp_list = tmp_list->next) + form_position_child(form, tmp_list->data, FALSE); +} + + void +gui_gtk_form_move_resize(GtkForm *form, GtkWidget *widget, + gint x, gint y, gint w, gint h) +{ +#if GTK_CHECK_VERSION(3,0,0) + gtk_widget_set_size_request(widget, w, h); +#else + widget->requisition.width = w; + widget->requisition.height = h; +#endif + + gui_gtk_form_move(form, widget, x, y); +} + + static void +form_send_configure(GtkForm *form) +{ + GtkWidget *widget; + GdkEventConfigure event; + GtkAllocation allocation; + + widget = GTK_WIDGET(form); + + gtk_widget_get_allocation(widget, &allocation); + event.type = GDK_CONFIGURE; + event.window = gtk_widget_get_window(widget); + event.x = allocation.x; + event.y = allocation.y; + event.width = allocation.width; + event.height = allocation.height; + + gtk_main_do_event((GdkEvent*)&event); +} + + static void +form_child_map(GtkWidget *widget UNUSED, gpointer user_data) +{ + GtkFormChild *child; + + child = (GtkFormChild *)user_data; + + child->mapped = TRUE; + gdk_window_show(child->window); +} + + static void +form_child_unmap(GtkWidget *widget UNUSED, gpointer user_data) +{ + GtkFormChild *child; + + child = (GtkFormChild *)user_data; + + child->mapped = FALSE; + gdk_window_hide(child->window); +} -- cgit v1.2.3