X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7941ba111cac53f21eafdeeeed6b543c3a2ba610..e72b421324f29e199e3321245fa5a92136233a85:/src/gtk1/win_gtk.c diff --git a/src/gtk1/win_gtk.c b/src/gtk1/win_gtk.c index 164a855b49..44f804dc2d 100644 --- a/src/gtk1/win_gtk.c +++ b/src/gtk1/win_gtk.c @@ -6,7 +6,7 @@ // Author: Robert Roebling // Id: $Id$ // Copyright: (c) 1998 Robert Roebling -// Licence: wxWindows licence +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////// */ #include "wx/gtk/win_gtk.h" @@ -18,13 +18,17 @@ extern "C" { #endif /* __cplusplus */ +#include +#include +#include + #define IS_ONSCREEN(x,y) ((x >= G_MINSHORT) && (x <= G_MAXSHORT) && \ (y >= G_MINSHORT) && (y <= G_MAXSHORT)) typedef struct _GtkPizzaAdjData GtkPizzaAdjData; typedef struct _GtkPizzaChild GtkPizzaChild; -struct _GtkPizzaAdjData +struct _GtkPizzaAdjData { gint dx; gint dy; @@ -48,55 +52,55 @@ static void gtk_pizza_unrealize (GtkWidget *widget); static void gtk_pizza_map (GtkWidget *widget); static void gtk_pizza_size_request (GtkWidget *widget, - GtkRequisition *requisition); + GtkRequisition *requisition); static void gtk_pizza_size_allocate (GtkWidget *widget, - GtkAllocation *allocation); + GtkAllocation *allocation); static void gtk_pizza_draw (GtkWidget *widget, - GdkRectangle *area); + GdkRectangle *area); static gint gtk_pizza_expose (GtkWidget *widget, - GdkEventExpose *event); + GdkEventExpose *event); static void gtk_pizza_add (GtkContainer *container, - GtkWidget *widget); + GtkWidget *widget); static void gtk_pizza_remove (GtkContainer *container, - GtkWidget *widget); + GtkWidget *widget); static void gtk_pizza_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data); + gboolean include_internals, + GtkCallback callback, + gpointer callback_data); static void gtk_pizza_position_child (GtkPizza *pizza, - GtkPizzaChild *child); + GtkPizzaChild *child); static void gtk_pizza_allocate_child (GtkPizza *pizza, - GtkPizzaChild *child); + GtkPizzaChild *child); static void gtk_pizza_position_children (GtkPizza *pizza); static void gtk_pizza_adjust_allocations_recurse (GtkWidget *widget, - gpointer cb_data); + gpointer cb_data); static void gtk_pizza_adjust_allocations (GtkPizza *pizza, - gint dx, - gint dy); + gint dx, + gint dy); static void gtk_pizza_expose_area (GtkPizza *pizza, - gint x, - gint y, - gint width, - gint height); + gint x, + gint y, + gint width, + gint height); static void gtk_pizza_adjustment_changed (GtkAdjustment *adjustment, - GtkPizza *pizza); + GtkPizza *pizza); static GdkFilterReturn gtk_pizza_filter (GdkXEvent *gdk_xevent, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GdkFilterReturn gtk_pizza_main_filter (GdkXEvent *gdk_xevent, - GdkEvent *event, - gpointer data); + GdkEvent *event, + gpointer data); static GtkType gtk_pizza_child_type (GtkContainer *container); static void gtk_pizza_scroll_set_adjustments (GtkPizza *pizza, - GtkAdjustment *hadj, - GtkAdjustment *vadj); + GtkAdjustment *hadj, + GtkAdjustment *vadj); static GtkContainerClass *parent_class = NULL; @@ -111,18 +115,18 @@ gtk_pizza_get_type () { GtkTypeInfo pizza_info = { - "GtkPizza", - sizeof (GtkPizza), - sizeof (GtkPizzaClass), - (GtkClassInitFunc) gtk_pizza_class_init, - (GtkObjectInitFunc) gtk_pizza_init, - /* reserved_1 */ NULL, + "GtkPizza", + sizeof (GtkPizza), + sizeof (GtkPizzaClass), + (GtkClassInitFunc) gtk_pizza_class_init, + (GtkObjectInitFunc) gtk_pizza_init, + /* reserved_1 */ NULL, /* reserved_2 */ NULL, (GtkClassInitFunc) NULL, }; pizza_type = gtk_type_unique (gtk_container_get_type (), &pizza_info); } - + return pizza_type; } @@ -156,11 +160,11 @@ gtk_pizza_class_init (GtkPizzaClass *klass) widget_class->set_scroll_adjustments_signal = gtk_signal_new ("set_scroll_adjustments", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (GtkPizzaClass, set_scroll_adjustments), - gtk_marshal_NONE__POINTER_POINTER, - GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT); + GTK_RUN_LAST, + object_class->type, + GTK_SIGNAL_OFFSET (GtkPizzaClass, set_scroll_adjustments), + gtk_marshal_NONE__POINTER_POINTER, + GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT); } static GtkType @@ -173,22 +177,26 @@ static void gtk_pizza_init (GtkPizza *pizza) { GTK_WIDGET_UNSET_FLAGS (pizza, GTK_NO_WINDOW); - + pizza->shadow_type = GTK_MYSHADOW_NONE; pizza->children = NULL; - + pizza->width = 20; pizza->height = 20; pizza->bin_window = NULL; + + pizza->xoffset = 0; + pizza->yoffset = 0; pizza->configure_serial = 0; pizza->scroll_x = 0; pizza->scroll_y = 0; pizza->visibility = GDK_VISIBILITY_PARTIAL; - + pizza->clear_on_draw = TRUE; + pizza->use_filter = FALSE; } GtkWidget* @@ -197,21 +205,21 @@ gtk_pizza_new () GtkPizza *pizza; pizza = gtk_type_new (gtk_pizza_get_type ()); - + return GTK_WIDGET (pizza); } -static void +static void gtk_pizza_scroll_set_adjustments (GtkPizza *pizza, - GtkAdjustment *hadj, - GtkAdjustment *vadj) + GtkAdjustment *hadj, + GtkAdjustment *vadj) { /* We handle scrolling in the wxScrolledWindow, not here. */ } -void +void gtk_pizza_set_shadow_type (GtkPizza *pizza, - GtkMyShadowType type) + GtkMyShadowType type) { g_return_if_fail (pizza != NULL); g_return_if_fail (GTK_IS_PIZZA (pizza)); @@ -221,21 +229,31 @@ gtk_pizza_set_shadow_type (GtkPizza *pizza, pizza->shadow_type = type; if (GTK_WIDGET_VISIBLE (pizza)) - { - gtk_widget_size_allocate (GTK_WIDGET (pizza), &(GTK_WIDGET (pizza)->allocation)); - gtk_widget_queue_draw (GTK_WIDGET (pizza)); - } + { + gtk_widget_size_allocate (GTK_WIDGET (pizza), &(GTK_WIDGET (pizza)->allocation)); + gtk_widget_queue_draw (GTK_WIDGET (pizza)); + } } } -void +void gtk_pizza_set_clear (GtkPizza *pizza, - gboolean clear) + gboolean clear) { g_return_if_fail (pizza != NULL); g_return_if_fail (GTK_IS_PIZZA (pizza)); - + pizza->clear_on_draw = clear; +} + +void +gtk_pizza_set_filter (GtkPizza *pizza, + gboolean use) +{ + g_return_if_fail (pizza != NULL); + g_return_if_fail (GTK_IS_PIZZA (pizza)); + + pizza->use_filter = use; } void @@ -243,8 +261,8 @@ gtk_pizza_put (GtkPizza *pizza, GtkWidget *widget, gint x, gint y, - gint width, - gint height) + gint width, + gint height) { GtkPizzaChild *child_info; @@ -253,35 +271,39 @@ gtk_pizza_put (GtkPizza *pizza, g_return_if_fail (widget != NULL); child_info = g_new (GtkPizzaChild, 1); - + child_info->widget = widget; child_info->x = x; child_info->y = y; child_info->width = width; child_info->height = height; - - pizza->children = g_list_append (pizza->children, child_info); + + pizza->children = g_list_append (pizza->children, child_info); gtk_widget_set_parent (widget, GTK_WIDGET (pizza)); if (GTK_WIDGET_REALIZED (pizza)) gtk_widget_set_parent_window (widget, pizza->bin_window); - + if (!IS_ONSCREEN (x, y)) GTK_PRIVATE_SET_FLAG (widget, GTK_IS_OFFSCREEN); +/* if (GTK_WIDGET_REALIZED (pizza)) gtk_widget_realize (widget); +*/ gtk_widget_set_usize (widget, width, height); - + +/* if (GTK_WIDGET_VISIBLE (pizza) && GTK_WIDGET_VISIBLE (widget)) { if (GTK_WIDGET_MAPPED (pizza)) - gtk_widget_map (widget); - + gtk_widget_map (widget); + gtk_widget_queue_resize (widget); } +*/ } void @@ -302,27 +324,27 @@ gtk_pizza_move (GtkPizza *pizza, { child = children->data; children = children->next; - + if (child->widget == widget) { - if ((child->x == x) && (child->y == y)) - break; - + if ((child->x == x) && (child->y == y)) + break; + child->x = x; child->y = y; - - if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza)) - gtk_widget_queue_resize (widget); - break; - } + + if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza)) + gtk_widget_queue_resize (widget); + break; + } } } void gtk_pizza_resize (GtkPizza *pizza, GtkWidget *widget, - gint width, - gint height) + gint width, + gint height) { GtkPizzaChild *child; GList *children; @@ -336,21 +358,21 @@ gtk_pizza_resize (GtkPizza *pizza, { child = children->data; children = children->next; - + if (child->widget == widget) { - if ((child->width == width) && (child->height == height)) - break; - + if ((child->width == width) && (child->height == height)) + break; + child->width = width; child->height = height; - - gtk_widget_set_usize (widget, width, height); - + + gtk_widget_set_usize (widget, width, height); + if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza)) - gtk_widget_queue_resize (widget); - break; - } + gtk_widget_queue_resize (widget); + break; + } } } @@ -359,12 +381,11 @@ gtk_pizza_set_size (GtkPizza *pizza, GtkWidget *widget, gint x, gint y, - gint width, - gint height) + gint width, + gint height) { GtkPizzaChild *child; GList *children; - GtkAllocation child_allocation; g_return_if_fail (pizza != NULL); g_return_if_fail (GTK_IS_PIZZA (pizza)); @@ -378,21 +399,21 @@ gtk_pizza_set_size (GtkPizza *pizza, if (child->widget == widget) { - if ((child->x == x) && - (child->y == y) && - (child->width == width) && - (child->height == height)) return; - + if ((child->x == x) && + (child->y == y) && + (child->width == width) && + (child->height == height)) return; + child->x = x; child->y = y; child->width = width; child->height = height; - - gtk_widget_set_usize (widget, width, height); - + + gtk_widget_set_usize (widget, width, height); + if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (pizza)) - gtk_widget_queue_resize (widget); - + gtk_widget_queue_resize (widget); + return; } } @@ -417,14 +438,14 @@ gtk_pizza_map (GtkWidget *widget) child = children->data; children = children->next; - if ( GTK_WIDGET_VISIBLE (child->widget) && - !GTK_WIDGET_MAPPED (child->widget) && - !GTK_WIDGET_IS_OFFSCREEN (child->widget)) - { - gtk_widget_map (child->widget); - } + if ( GTK_WIDGET_VISIBLE (child->widget) && + !GTK_WIDGET_MAPPED (child->widget) && + !GTK_WIDGET_IS_OFFSCREEN (child->widget)) + { + gtk_widget_map (child->widget); + } } - + gdk_window_show (widget->window); gdk_window_show (pizza->bin_window); } @@ -442,11 +463,11 @@ gtk_pizza_realize (GtkWidget *widget) g_return_if_fail (GTK_IS_PIZZA (widget)); pizza = GTK_PIZZA (widget); - + GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED); attributes.window_type = GDK_WINDOW_CHILD; - + attributes.x = widget->allocation.x; attributes.y = widget->allocation.y; attributes.width = widget->allocation.width; @@ -472,50 +493,50 @@ gtk_pizza_realize (GtkWidget *widget) attributes.width -= 4; attributes.height -= 4; } - + /* minimal size */ if (attributes.width < 2) attributes.width = 2; if (attributes.height < 2) attributes.height = 2; - + attributes.wclass = GDK_INPUT_OUTPUT; attributes.visual = gtk_widget_get_visual (widget); attributes.colormap = gtk_widget_get_colormap (widget); - attributes.event_mask = + attributes.event_mask = GDK_VISIBILITY_NOTIFY_MASK; attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; - - widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), - &attributes, attributes_mask); + + widget->window = gdk_window_new(gtk_widget_get_parent_window (widget), + &attributes, attributes_mask); gdk_window_set_user_data (widget->window, widget); attributes.x = 0; attributes.y = 0; - + attributes.event_mask = gtk_widget_get_events (widget); - attributes.event_mask |= - GDK_EXPOSURE_MASK | - GDK_POINTER_MOTION_MASK | + attributes.event_mask |= + GDK_EXPOSURE_MASK | + GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | - GDK_BUTTON_MOTION_MASK | - GDK_BUTTON1_MOTION_MASK | - GDK_BUTTON2_MOTION_MASK | - GDK_BUTTON3_MOTION_MASK | - GDK_BUTTON_PRESS_MASK | - GDK_BUTTON_RELEASE_MASK | - GDK_KEY_PRESS_MASK | - GDK_KEY_RELEASE_MASK | - GDK_ENTER_NOTIFY_MASK | - GDK_LEAVE_NOTIFY_MASK | + GDK_BUTTON_MOTION_MASK | + GDK_BUTTON1_MOTION_MASK | + GDK_BUTTON2_MOTION_MASK | + GDK_BUTTON3_MOTION_MASK | + GDK_BUTTON_PRESS_MASK | + GDK_BUTTON_RELEASE_MASK | + GDK_KEY_PRESS_MASK | + GDK_KEY_RELEASE_MASK | + GDK_ENTER_NOTIFY_MASK | + GDK_LEAVE_NOTIFY_MASK | GDK_FOCUS_CHANGE_MASK; - pizza->bin_window = gdk_window_new (widget->window, - &attributes, attributes_mask); + pizza->bin_window = gdk_window_new(widget->window, + &attributes, attributes_mask); gdk_window_set_user_data (pizza->bin_window, widget); - + 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, pizza->bin_window, GTK_STATE_NORMAL); - + /* add filters for intercepting visibility and expose events */ gdk_window_add_filter (widget->window, gtk_pizza_main_filter, pizza); gdk_window_add_filter (pizza->bin_window, gtk_pizza_filter, pizza); @@ -534,7 +555,7 @@ gtk_pizza_realize (GtkWidget *widget) } } -static void +static void gtk_pizza_unrealize (GtkWidget *widget) { GtkPizza *pizza; @@ -554,19 +575,19 @@ gtk_pizza_unrealize (GtkWidget *widget) static void gtk_pizza_size_request (GtkWidget *widget, - GtkRequisition *requisition) + GtkRequisition *requisition) { GtkPizza *pizza; GtkPizzaChild *child; GList *children; GtkRequisition child_requisition; - + g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_PIZZA (widget)); g_return_if_fail (requisition != NULL); pizza = GTK_PIZZA (widget); - + children = pizza->children; while (children) { @@ -574,11 +595,11 @@ gtk_pizza_size_request (GtkWidget *widget, children = children->next; if (GTK_WIDGET_VISIBLE (child->widget)) - { + { gtk_widget_size_request (child->widget, &child_requisition); - } + } } - + /* request very little, I'm not sure if requesting nothing will always have positive effects on stability... */ requisition->width = 2; @@ -587,13 +608,12 @@ gtk_pizza_size_request (GtkWidget *widget, static void gtk_pizza_size_allocate (GtkWidget *widget, - GtkAllocation *allocation) + GtkAllocation *allocation) { GtkPizza *pizza; gint border; gint x,y,w,h; GtkPizzaChild *child; - GtkAllocation child_allocation; GList *children; g_return_if_fail (widget != NULL); @@ -601,9 +621,9 @@ gtk_pizza_size_allocate (GtkWidget *widget, g_return_if_fail (allocation != NULL); pizza = GTK_PIZZA (widget); - + widget->allocation = *allocation; - + if (pizza->shadow_type == GTK_MYSHADOW_NONE) border = 0; else @@ -611,7 +631,7 @@ gtk_pizza_size_allocate (GtkWidget *widget, border = 1; else border = 2; - + x = allocation->x + border; y = allocation->y + border; w = allocation->width - border*2; @@ -622,13 +642,13 @@ gtk_pizza_size_allocate (GtkWidget *widget, gdk_window_move_resize( widget->window, x, y, w, h ); gdk_window_move_resize( pizza->bin_window, 0, 0, w, h ); } - + children = pizza->children; while (children) { child = children->data; children = children->next; - + gtk_pizza_position_child (pizza, child); gtk_pizza_allocate_child (pizza, child); } @@ -636,7 +656,7 @@ gtk_pizza_size_allocate (GtkWidget *widget, static void gtk_pizza_draw (GtkWidget *widget, - GdkRectangle *area) + GdkRectangle *area) { GtkPizza *pizza; GtkPizzaChild *child; @@ -647,28 +667,28 @@ gtk_pizza_draw (GtkWidget *widget, g_return_if_fail (GTK_IS_PIZZA (widget)); pizza = GTK_PIZZA (widget); - + children = pizza->children; if ( !(GTK_WIDGET_APP_PAINTABLE (widget)) && (pizza->clear_on_draw)) { gdk_window_clear_area( pizza->bin_window, - area->x, area->y, area->width, area->height); + area->x, area->y, area->width, area->height); } while (children) { - child = children->data; - children = children->next; + child = children->data; + children = children->next; - if (gtk_widget_intersect (child->widget, area, &child_area)) - gtk_widget_draw (child->widget, &child_area); + if (gtk_widget_intersect (child->widget, area, &child_area)) + gtk_widget_draw (child->widget, &child_area); } } static gint gtk_pizza_expose (GtkWidget *widget, - GdkEventExpose *event) + GdkEventExpose *event) { GtkPizza *pizza; GtkPizzaChild *child; @@ -681,31 +701,23 @@ gtk_pizza_expose (GtkWidget *widget, pizza = GTK_PIZZA (widget); -/* - if (event->window == widget->window) - { - gtk_pizza_draw_border( pizza ); - return FALSE; - } -*/ - if (event->window != pizza->bin_window) return FALSE; children = pizza->children; while (children) { - child = children->data; - children = children->next; + child = children->data; + children = children->next; child_event = *event; - if (GTK_WIDGET_NO_WINDOW (child->widget) && - GTK_WIDGET_DRAWABLE (child->widget) && - gtk_widget_intersect (child->widget, &event->area, &child_event.area)) - { - gtk_widget_event (child->widget, (GdkEvent*) &child_event); - } + if (GTK_WIDGET_NO_WINDOW (child->widget) && + GTK_WIDGET_DRAWABLE (child->widget) && + gtk_widget_intersect (child->widget, &event->area, &child_event.area)) + { + gtk_widget_event (child->widget, (GdkEvent*) &child_event); + } } return FALSE; @@ -713,7 +725,7 @@ gtk_pizza_expose (GtkWidget *widget, static void gtk_pizza_add (GtkContainer *container, - GtkWidget *widget) + GtkWidget *widget) { g_return_if_fail (container != NULL); g_return_if_fail (GTK_IS_PIZZA (container)); @@ -724,7 +736,7 @@ gtk_pizza_add (GtkContainer *container, static void gtk_pizza_remove (GtkContainer *container, - GtkWidget *widget) + GtkWidget *widget) { GtkPizza *pizza; GtkPizzaChild *child; @@ -742,23 +754,23 @@ gtk_pizza_remove (GtkContainer *container, child = children->data; if (child->widget == widget) - { - gtk_widget_unparent (widget); + { + gtk_widget_unparent (widget); /* security checks */ g_return_if_fail (GTK_IS_WIDGET (widget)); - - pizza->children = g_list_remove_link (pizza->children, children); - g_list_free (children); - g_free (child); + + pizza->children = g_list_remove_link (pizza->children, children); + g_list_free (children); + g_free (child); /* security checks */ - g_return_if_fail (GTK_IS_WIDGET (widget)); - + g_return_if_fail (GTK_IS_WIDGET (widget)); + GTK_PRIVATE_UNSET_FLAG (widget, GTK_IS_OFFSCREEN); - - break; - } + + break; + } children = children->next; } @@ -766,9 +778,9 @@ gtk_pizza_remove (GtkContainer *container, static void gtk_pizza_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data) + gboolean include_internals, + GtkCallback callback, + gpointer callback_data) { GtkPizza *pizza; GtkPizzaChild *child; @@ -796,7 +808,7 @@ gtk_pizza_forall (GtkContainer *container, static void gtk_pizza_position_child (GtkPizza *pizza, - GtkPizzaChild *child) + GtkPizzaChild *child) { gint x; gint y; @@ -807,28 +819,28 @@ gtk_pizza_position_child (GtkPizza *pizza, if (IS_ONSCREEN (x,y)) { if (GTK_WIDGET_MAPPED (pizza) && - GTK_WIDGET_VISIBLE (child->widget)) - { - if (!GTK_WIDGET_MAPPED (child->widget)) - gtk_widget_map (child->widget); - } + GTK_WIDGET_VISIBLE (child->widget)) + { + if (!GTK_WIDGET_MAPPED (child->widget)) + gtk_widget_map (child->widget); + } if (GTK_WIDGET_IS_OFFSCREEN (child->widget)) - GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN); + GTK_PRIVATE_UNSET_FLAG (child->widget, GTK_IS_OFFSCREEN); } else { if (!GTK_WIDGET_IS_OFFSCREEN (child->widget)) - GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN); + GTK_PRIVATE_SET_FLAG (child->widget, GTK_IS_OFFSCREEN); if (GTK_WIDGET_MAPPED (child->widget)) - gtk_widget_unmap (child->widget); + gtk_widget_unmap (child->widget); } } static void gtk_pizza_allocate_child (GtkPizza *pizza, - GtkPizzaChild *child) + GtkPizzaChild *child) { GtkAllocation allocation; GtkRequisition requisition; @@ -838,7 +850,7 @@ gtk_pizza_allocate_child (GtkPizza *pizza, gtk_widget_get_child_requisition (child->widget, &requisition); allocation.width = requisition.width; allocation.height = requisition.height; - + gtk_widget_size_allocate (child->widget, &allocation); } @@ -852,14 +864,14 @@ gtk_pizza_position_children (GtkPizza *pizza) { GtkPizzaChild *child = tmp_list->data; tmp_list = tmp_list->next; - + gtk_pizza_position_child (pizza, child); } } static void gtk_pizza_adjust_allocations_recurse (GtkWidget *widget, - gpointer cb_data) + gpointer cb_data) { GtkPizzaAdjData *data = cb_data; @@ -868,77 +880,79 @@ gtk_pizza_adjust_allocations_recurse (GtkWidget *widget, if (GTK_WIDGET_NO_WINDOW (widget) && GTK_IS_CONTAINER (widget)) { - gtk_container_forall (GTK_CONTAINER (widget), - gtk_pizza_adjust_allocations_recurse, - cb_data); + gtk_container_forall (GTK_CONTAINER (widget), + gtk_pizza_adjust_allocations_recurse, + cb_data); } } static void gtk_pizza_adjust_allocations (GtkPizza *pizza, - gint dx, - gint dy) + gint dx, + gint dy) { - GList *tmp_list; - GtkPizzaAdjData data; + GList *tmp_list; + GtkPizzaAdjData data; - data.dx = dx; - data.dy = dy; + data.dx = dx; + data.dy = dy; - tmp_list = pizza->children; - while (tmp_list) + tmp_list = pizza->children; + while (tmp_list) { - GtkPizzaChild *child = tmp_list->data; - tmp_list = tmp_list->next; - - child->widget->allocation.x += dx; - child->widget->allocation.y += dy; - - if (GTK_WIDGET_NO_WINDOW (child->widget) && - GTK_IS_CONTAINER (child->widget)) - gtk_container_forall (GTK_CONTAINER (child->widget), - gtk_pizza_adjust_allocations_recurse, - &data); + GtkPizzaChild *child = tmp_list->data; + tmp_list = tmp_list->next; + + child->widget->allocation.x += dx; + child->widget->allocation.y += dy; + + if (GTK_WIDGET_NO_WINDOW (child->widget) && + GTK_IS_CONTAINER (child->widget)) + { + gtk_container_forall (GTK_CONTAINER (child->widget), + gtk_pizza_adjust_allocations_recurse, + &data); + } } } - + /* Callbacks */ /* Send a synthetic expose event to the widget */ static void gtk_pizza_expose_area (GtkPizza *pizza, - gint x, gint y, gint width, gint height) + gint x, gint y, gint width, gint height) { - if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED) + if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED) { - GdkEventExpose event; - - event.type = GDK_EXPOSE; - event.send_event = TRUE; - event.window = pizza->bin_window; - event.count = 0; - - event.area.x = x; - event.area.y = y; - event.area.width = width; - event.area.height = height; - - gdk_window_ref (event.window); - gtk_widget_event (GTK_WIDGET (pizza), (GdkEvent *)&event); - gdk_window_unref (event.window); + GdkEventExpose event; + + event.type = GDK_EXPOSE; + event.send_event = TRUE; + event.window = pizza->bin_window; + event.count = 0; + + event.area.x = x; + event.area.y = y; + event.area.width = width; + event.area.height = height; + + gdk_window_ref (event.window); + gtk_widget_event (GTK_WIDGET (pizza), (GdkEvent *)&event); + gdk_window_unref (event.window); } } /* This function is used to find events to process while scrolling */ -static Bool -gtk_pizza_expose_predicate (Display *display, - XEvent *xevent, - XPointer arg) +static Bool +gtk_pizza_expose_predicate (Display *display, + XEvent *xevent, + XPointer arg) { - if ((xevent->type == Expose) || + if ((xevent->type == Expose) || ((xevent->xany.window == *(Window *)arg) && (xevent->type == ConfigureNotify))) return True; @@ -949,7 +963,7 @@ gtk_pizza_expose_predicate (Display *display, /* This is the main routine to do the scrolling. Scrolling is * done by "Guffaw" scrolling, as in the Mozilla XFE, with * a few modifications. - * + * * The main improvement is that we keep track of whether we * are obscured or not. If not, we ignore the generated expose * events and instead do the exposes ourself, without having @@ -965,7 +979,7 @@ gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy) XEvent xevent; gint x,y,w,h,border; - + widget = GTK_WIDGET (pizza); pizza->xoffset += dx; @@ -986,95 +1000,95 @@ gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy) border = 1; else border = 2; - + x = 0; y = 0; w = widget->allocation.width - 2*border; h = widget->allocation.height - 2*border; - + if (dx > 0) { if (gravity_works) - { - gdk_window_resize (pizza->bin_window, - w + dx, - h); - gdk_window_move (pizza->bin_window, x-dx, y); - gdk_window_move_resize (pizza->bin_window, x, y, w, h ); - } + { + gdk_window_resize (pizza->bin_window, + w + dx, + h); + gdk_window_move (pizza->bin_window, x-dx, y); + gdk_window_move_resize (pizza->bin_window, x, y, w, h ); + } else - { - /* FIXME */ - } - - gtk_pizza_expose_area (pizza, - MAX ((gint)w - dx, 0), - 0, - MIN (dx, w), - h); + { + /* FIXME */ + } + + gtk_pizza_expose_area (pizza, + MAX ((gint)w - dx, 0), + 0, + MIN (dx, w), + h); } else if (dx < 0) { if (gravity_works) - { - gdk_window_move_resize (pizza->bin_window, - x + dx, - y, - w - dx, - h); - gdk_window_move (pizza->bin_window, x, y); - gdk_window_resize (pizza->bin_window, w, h ); - } + { + gdk_window_move_resize (pizza->bin_window, + x + dx, + y, + w - dx, + h); + gdk_window_move (pizza->bin_window, x, y); + gdk_window_resize (pizza->bin_window, w, h ); + } else - { - /* FIXME */ - } + { + /* FIXME */ + } gtk_pizza_expose_area (pizza, - 0, - 0, - MIN (-dx, w), - h); + 0, + 0, + MIN (-dx, w), + h); } if (dy > 0) { if (gravity_works) - { - gdk_window_resize (pizza->bin_window, w, h + dy); - gdk_window_move (pizza->bin_window, x, y-dy); - gdk_window_move_resize (pizza->bin_window, - x, y, w, h ); - } + { + gdk_window_resize (pizza->bin_window, w, h + dy); + gdk_window_move (pizza->bin_window, x, y-dy); + gdk_window_move_resize (pizza->bin_window, + x, y, w, h ); + } else - { - /* FIXME */ - } - - gtk_pizza_expose_area (pizza, - 0, - MAX ((gint)h - dy, 0), - w, - MIN (dy, h)); + { + /* FIXME */ + } + + gtk_pizza_expose_area (pizza, + 0, + MAX ((gint)h - dy, 0), + w, + MIN (dy, h)); } else if (dy < 0) { if (gravity_works) - { - gdk_window_move_resize (pizza->bin_window, - x, y+dy, w, h - dy ); - gdk_window_move (pizza->bin_window, x, y); - gdk_window_resize (pizza->bin_window, w, h ); - } + { + gdk_window_move_resize (pizza->bin_window, + x, y+dy, w, h - dy ); + gdk_window_move (pizza->bin_window, x, y); + gdk_window_resize (pizza->bin_window, w, h ); + } else - { - /* FIXME */ - } - gtk_pizza_expose_area (pizza, - 0, - 0, - w, - MIN (-dy, (gint)h)); + { + /* FIXME */ + } + gtk_pizza_expose_area (pizza, + 0, + 0, + w, + MIN (-dy, (gint)h)); } gtk_pizza_position_children (pizza); @@ -1084,7 +1098,7 @@ gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy) * have invalid coordinates. * * We also do expose events for other windows, since otherwise - * their updating will fall behind the scrolling + * their updating will fall behind the scrolling * * This also avoids a problem in pre-1.0 GTK where filters don't * have access to configure events that were compressed. @@ -1092,37 +1106,37 @@ gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy) gdk_flush(); while (XCheckIfEvent(GDK_WINDOW_XDISPLAY (pizza->bin_window), - &xevent, - gtk_pizza_expose_predicate, - (XPointer)&GDK_WINDOW_XWINDOW (pizza->bin_window))) + &xevent, + gtk_pizza_expose_predicate, + (XPointer)&GDK_WINDOW_XWINDOW (pizza->bin_window))) { GdkEvent event; GtkWidget *event_widget; if ((xevent.xany.window == GDK_WINDOW_XWINDOW (pizza->bin_window)) && - (gtk_pizza_filter (&xevent, &event, pizza) == GDK_FILTER_REMOVE)) - continue; - + (gtk_pizza_filter (&xevent, &event, pizza) == GDK_FILTER_REMOVE)) + continue; + if (xevent.type == Expose) - { - event.expose.window = gdk_window_lookup (xevent.xany.window); - gdk_window_get_user_data (event.expose.window, - (gpointer *)&event_widget); - - if (event_widget) - { - event.expose.type = GDK_EXPOSE; - event.expose.area.x = xevent.xexpose.x; - event.expose.area.y = xevent.xexpose.y; - event.expose.area.width = xevent.xexpose.width; - event.expose.area.height = xevent.xexpose.height; - event.expose.count = xevent.xexpose.count; - - gdk_window_ref (event.expose.window); - gtk_widget_event (event_widget, &event); - gdk_window_unref (event.expose.window); - } - } + { + event.expose.window = gdk_window_lookup (xevent.xany.window); + gdk_window_get_user_data (event.expose.window, + (gpointer *)&event_widget); + + if (event_widget) + { + event.expose.type = GDK_EXPOSE; + event.expose.area.x = xevent.xexpose.x; + event.expose.area.y = xevent.xexpose.y; + event.expose.area.width = xevent.xexpose.width; + event.expose.area.height = xevent.xexpose.height; + event.expose.count = xevent.xexpose.count; + + gdk_window_ref (event.expose.window); + gtk_widget_event (event_widget, &event); + gdk_window_unref (event.expose.window); + } + } } } @@ -1136,84 +1150,84 @@ gtk_pizza_scroll (GtkPizza *pizza, gint dx, gint dy) * them or discards them, depending on whether we are obscured * or not. */ -static GdkFilterReturn +static GdkFilterReturn gtk_pizza_filter (GdkXEvent *gdk_xevent, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { - XEvent *xevent; - GtkPizza *pizza; - - xevent = (XEvent *)gdk_xevent; - pizza = GTK_PIZZA (data); + XEvent *xevent; + GtkPizza *pizza; + xevent = (XEvent *)gdk_xevent; + + pizza = GTK_PIZZA (data); + switch (xevent->type) { case Expose: if (xevent->xexpose.serial == pizza->configure_serial) - { - if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED) - return GDK_FILTER_REMOVE; - else - { - xevent->xexpose.x += pizza->scroll_x; - xevent->xexpose.y += pizza->scroll_y; - - break; - } - } + { + if (pizza->visibility == GDK_VISIBILITY_UNOBSCURED) + return GDK_FILTER_REMOVE; + else + { + xevent->xexpose.x += pizza->scroll_x; + xevent->xexpose.y += pizza->scroll_y; + + break; + } + } break; - + case ConfigureNotify: if ((xevent->xconfigure.x != 0) || (xevent->xconfigure.y != 0)) - { - pizza->configure_serial = xevent->xconfigure.serial; - pizza->scroll_x = xevent->xconfigure.x; - pizza->scroll_y = xevent->xconfigure.y; - } + { + pizza->configure_serial = xevent->xconfigure.serial; + pizza->scroll_x = xevent->xconfigure.x; + pizza->scroll_y = xevent->xconfigure.y; + } break; } - - return GDK_FILTER_CONTINUE; + + return GDK_FILTER_CONTINUE; } /* Although GDK does have a GDK_VISIBILITY_NOTIFY event, * there is no corresponding event in GTK, so we have * to get the events from a filter */ -static GdkFilterReturn +static GdkFilterReturn gtk_pizza_main_filter (GdkXEvent *gdk_xevent, - GdkEvent *event, - gpointer data) + GdkEvent *event, + gpointer data) { - XEvent *xevent; - GtkPizza *pizza; + XEvent *xevent; + GtkPizza *pizza; - xevent = (XEvent *)gdk_xevent; - pizza = GTK_PIZZA (data); + xevent = (XEvent *)gdk_xevent; + pizza = GTK_PIZZA (data); - if (xevent->type == VisibilityNotify) + if (xevent->type == VisibilityNotify) { - switch (xevent->xvisibility.state) - { - case VisibilityFullyObscured: - pizza->visibility = GDK_VISIBILITY_FULLY_OBSCURED; - break; - - case VisibilityPartiallyObscured: - pizza->visibility = GDK_VISIBILITY_PARTIAL; - break; - - case VisibilityUnobscured: - pizza->visibility = GDK_VISIBILITY_UNOBSCURED; - break; - } - - return GDK_FILTER_REMOVE; + switch (xevent->xvisibility.state) + { + case VisibilityFullyObscured: + pizza->visibility = GDK_VISIBILITY_FULLY_OBSCURED; + break; + + case VisibilityPartiallyObscured: + pizza->visibility = GDK_VISIBILITY_PARTIAL; + break; + + case VisibilityUnobscured: + pizza->visibility = GDK_VISIBILITY_UNOBSCURED; + break; + } + + return GDK_FILTER_REMOVE; } - - return GDK_FILTER_CONTINUE; + return GDK_FILTER_CONTINUE; }