Started migrating the GTK+ backend. Built uiContainer.
This commit is contained in:
Pietro Gagliardi
parent
37dacc0ec9
commit
fbe7324c15
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// 13 august 2014
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#include "uipriv_unix.h"
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#define gtkXPadding 12
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#define gtkYPadding 6
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static void uipOSContainer_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
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{
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uipOSContainer *c = uipOSContainer(widget);
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uiSizing d;
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intmax_t x, y, width, height;
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gtk_widget_set_allocation(GTK_WIDGET(c), allocation);
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if (c->mainControl == NULL)
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return;
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x = allocation->x + c->marginLeft;
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y = allocation->y + c->marginTop;
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width = allocation->width - (c->marginLeft + c->marginRight);
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height = allocation->height - (c->marginTop + c->marginBottom);
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d.xPadding = gtkXPadding;
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d.yPadding = gtkYPadding;
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uiControlResize(c->mainControl, x, y, width, height, &d);
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}
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// TODO convert other methods of other backends to pp arg p instance variable
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static void parentDestroy(uiOSContainer *cc)
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{
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uipOSContainer *c = uipOSContainer(cc->Internal);
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// first, destroy the main control
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if (c->mainControl != NULL) {
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// we have to do this before we can destroy controls
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uiControlSetHasParent(c->mainControl, 0);
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uiControlSetOSContainer(c->mainControl, NULL);
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uiControlDestroy(c->mainControl);
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c->mainControl = NULL;
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}
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// now we can mark the parent as ready to be destroyed
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c->canDestroy = TRUE;
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// finally, destroy the parent
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g_object_unref(G_OBJECT(c));
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// and free ourselves
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uiFree(cc);
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}
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static void parentSetMainControl(uiOSContainer *cc, uiControl *mainControl)
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{
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uipOSContainer *c = uipOSContainer(cc->Internal);
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if (c->mainControl != NULL) {
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uiControlSetHasParent(c->mainControl, 0);
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uiControlSetOSContainer(c->mainControl, NULL);
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}
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c->mainControl = mainControl;
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if (c->mainControl != NULL) {
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uiControlSetHasParent(c->mainControl, 1);
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uiControlSetOSContainer(c->mainControl, cc);
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}
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}
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static void parentSetMargins(uiOSContainer *cc, intmax_t left, intmax_t top, intmax_t right, intmax_t bottom)
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{
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uipOSContainer *c = uipOSContainer(cc->Internal);
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c->marginLeft = left;
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c->marginTop = top;
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c->marginRight = right;
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c->marginBottom = bottom;
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}
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@ -0,0 +1,234 @@
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// 28 april 2015
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#include "uipriv_unix.h"
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#define containerWidgetType (containerWidget_get_type())
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#define containerWidget(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), containerWidgetType, containerWidget))
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#define IscontainerWidget(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), containerWidgetType))
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#define containerWidgetClass(class) (G_TYPE_CHECK_CLASS_CAST((class), containerWidgetType, containerWidgetClass))
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#define IscontainerWidgetClass(class) (G_TYPE_CHECK_CLASS_TYPE((class), containerWidget))
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#define GetcontainerWidgetClass(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), containerWidgetType, containerWidgetClass))
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typedef struct containerWidget containerWidget;
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typedef struct containerWidgetClass containerWidgetClass;
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struct containerWidget {
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GtkContainer parent_instance;
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uiContainer *c;
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GPtrArray *widgets; // for for_each()/for_all()
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uiContainer *parent;
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int hidden;
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};
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struct containerWidgetClass {
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GtkContainerClass parent_class;
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};
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G_DEFINE_TYPE(containerWidget, containerWidget, GTK_TYPE_CONTAINER)
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static void containerWidget_init(containerWidget *c)
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{
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if (options.debugLogAllocations)
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fprintf(stderr, "%p alloc containerWidget\n", c);
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c->widgets = g_ptr_array_new();
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gtk_widget_set_has_window(GTK_WIDGET(c), FALSE);
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}
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// TODO destroy blocking
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static void containerWidget_dispose(GObject *obj)
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{
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G_OBJECT_CLASS(containerWidget_parent_class)->dispose(obj);
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}
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static void containerWidget_finalize(GObject *obj)
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{
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containerWidget *c = containerWidget(obj);
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g_ptr_array_unref(c->widgets);
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G_OBJECT_CLASS(containerWidget_parent_class)->finalize(obj);
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if (options.debugLogAllocations)
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fprintf(stderr, "%p free\n", obj);
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}
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static void containerWidget_add(GtkContainer *container, GtkWidget *widget)
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{
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containerWidget *c = containerWidget(container);
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gtk_widget_set_parent(widget, GTK_WIDGET(c));
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g_ptr_array_add(c->widgets, widget);
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}
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static void containerWidget_remove(GtkContainer *container, GtkWidget *widget)
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{
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containerWidget *c = containerWidget(container);
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gtk_widget_unparent(widget);
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if (g_ptr_array_remove(c->widgets, widget) == FALSE)
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complain("widget %p not found in containerWidget gtk_container_remove()", widget);
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}
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static void containerWidget_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
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{
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containerWidget *c = containerWidget(widget);
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uiSizing d;
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gtk_widget_set_allocation(GTK_WIDGET(c), allocation);
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d.xPadding = gtkXPadding;
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d.yPadding = gtkYPadding;
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uiContainerResizeChildren(c->c, allocation->x, allocation->y, allocation->width, allocation->height, &d);
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}
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struct forall {
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GtkCallback callback;
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gpointer data;
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};
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static void doforall(gpointer obj, gpointer data)
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{
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struct forall *s = (struct forall *) data;
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(*(s->callback))(GTK_WIDGET(obj), s->data);
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}
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static void uipOSContainer_forall(GtkContainer *container, gboolean includeInternals, GtkCallback callback, gpointer data)
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{
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uipOSContainer *c = uipOSContainer(container);
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struct forall s;
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s.callback = callback;
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s.data = data;
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g_ptr_array_foreach(c->widgets, doforall, &s);
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}
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static void containerWidget_class_init(containerWidgetClass *class)
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{
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G_OBJECT_CLASS(class)->dispose = containerWidget_dispose;
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G_OBJECT_CLASS(class)->finalize = containerWidget_finalize;
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GTK_WIDGET_CLASS(class)->size_allocate = containerWidget_size_allocate;
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GTK_CONTAINER_CLASS(class)->add = containerWidget_add;
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GTK_CONTAINER_CLASS(class)->remove = containerWidget_remove;
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GTK_CONTAINER_CLASS(class)->forall = containerWidget_forall;
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}
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// subclasses override this and call back here when all children are destroyed
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static void containerDestroy(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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if (c->parent != NULL)
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complain("attempt to destroy uiContainer %p while it has a parent", cc);
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g_object_unref(c); // release our initial reference, which destroys the widget
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uiFree(c);
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}
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static uintptr_t containerHandle(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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return (uintptr_t) c;
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}
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static void containerSetParent(uiControl *cc, uiContainer *parent)
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{
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containerWidget *c = containerWidget(cc->Internal);
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uiContainer *oldparent;
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GtkContainer *oldcontainer;
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GtkContainer *newcontainer;
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oldparent = c->parent;
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c->parent = parent;
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if (oldparent != NULL) {
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oldcontainer = GTK_CONTAINER(uiControlHandle(uiControl(oldparent)));
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gtk_container_remove(oldcontainer, GTK_WIDGET(c));
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}
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if (c->parent != NULL) {
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newcontainer = GTK_CONTAINER(uiControlHandle(uiControl(c->parent)));
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gtk_container_add(newcontainer, GTK_WIDGET(c));
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}
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if (oldparent != NULL)
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uiContainerUpdate(oldparent);
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if (c->parent != NULL)
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uiContainerUpdate(c->parent);
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}
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static void containerResize(uiControl *cc, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
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{
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containerWidget *c = containerWidget(cc->Internal);
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GtkAllocation a;
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a.x = x;
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a.y = y;
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a.width = width;
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a.height = height;
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gtk_widget_size_allocate(GTK_WIDGET(c), &a);
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}
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static int containerVisible(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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return !c->hidden;
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}
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static void containerShow(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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// don't use gtk_widget_show_all(); that'll show every widget, including ones hidden by the user
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gtk_widget_show(GTK_WIDGET(c));
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c->hidden = 0;
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}
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static void containerHide(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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gtk_widget_hide(GTK_WIDGET(c));
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c->hidden = 1;
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}
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static void containerEnable(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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gtk_widget_set_sensitive(GTK_WIDGET(c), TRUE);
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}
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static void containerDisable(uiControl *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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gtk_widget_set_sensitive(GTK_WIDGET(c), FALSE);
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}
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static void containerUpdate(uiContainer *cc)
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{
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containerWidget *c = containerWidget(cc->Internal);
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gtk_widget_queue_resize(GTK_WIDGET(c));
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}
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void uiMakeContainer(uiContainer *cc)
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{
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containerWidget *c;
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c = containerWidget(g_object_new(containerWidgetType, NULL));
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// keep a reference to our container so it stays alive when reparented
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g_object_ref_sink(c);
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// and make it visible
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gtk_widget_show_all(GTK_WIDGET(c));
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uiControl(cc)->Internal = c;
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uiControl(cc)->Destroy = containerDestroy;
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uiControl(cc)->Handle = containerHandle;
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uiControl(cc)->SetParent = containerSetParent;
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// PreferredSize() is provided by subclasses
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uiControl(cc)->Resize = containerResize;
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uiControl(cc)->Visible = containerVisible;
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uiControl(cc)->Show = containerShow;
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uiControl(cc)->Hide = containerHide;
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uiControl(cc)->Enable = containerEnable;
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uiControl(cc)->Disable = containerDisable;
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// ResizeChildren() is provided by subclasses
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uiContainer(cc)->Update = containerUpdate;
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}
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@ -1,219 +0,0 @@
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// 13 august 2014
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#include "uipriv_unix.h"
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#define uipOSContainerType (uipOSContainer_get_type())
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#define uipOSContainer(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), uipOSContainerType, uipOSContainer))
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#define uipIsOSContainer(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), uipOSContainerType))
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#define uipOSContainerClass(class) (G_TYPE_CHECK_CLASS_CAST((class), uipOSContainerType, uipOSContainerClass))
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#define uipIsOSContainerClass(class) (G_TYPE_CHECK_CLASS_TYPE((class), uipOSContainer))
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#define uipGetParentClass(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), uipOSContainerType, uipOSContainerClass))
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typedef struct uipOSContainer uipOSContainer;
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typedef struct uipOSContainerClass uipOSContainerClass;
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struct uipOSContainer {
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GtkContainer parent_instance;
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uiControl *mainControl;
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GPtrArray *children; // for forall()
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intmax_t marginLeft;
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intmax_t marginTop;
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intmax_t marginRight;
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intmax_t marginBottom;
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gboolean canDestroy;
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};
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struct uipOSContainerClass {
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GtkContainerClass parent_class;
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};
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G_DEFINE_TYPE(uipOSContainer, uipOSContainer, GTK_TYPE_CONTAINER)
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static void uipOSContainer_init(uipOSContainer *c)
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{
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if (options.debugLogAllocations)
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fprintf(stderr, "%p alloc uipOSContainer\n", c);
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c->children = g_ptr_array_new();
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gtk_widget_set_has_window(GTK_WIDGET(c), FALSE);
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}
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// instead of having GtkContainer itself unref all our controls, we'll run our own uiControlDestroy() functions for child, which will do that and more
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// we still chain up because we need to, but by that point there will be no children for GtkContainer to free
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static void uipOSContainer_dispose(GObject *obj)
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{
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uipOSContainer *c = uipOSContainer(obj);
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// don't free mainControl here; that should have been done by uiOSContainerDestroy()
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if (!c->canDestroy)
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complain("attempt to dispose uiOSContainer with uipOSContainer at %p before uiOSContainerDestroy()", c);
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if (c->children != NULL) {
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if (c->children->len != 0)
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complain("disposing uiOSContainer with uipOSContainer at %p while there are still children", c);
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g_ptr_array_unref(c->children);
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c->children = NULL;
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}
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G_OBJECT_CLASS(uipOSContainer_parent_class)->dispose(obj);
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}
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static void uipOSContainer_finalize(GObject *obj)
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{
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uipOSContainer *c = uipOSContainer(obj);
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if (!c->canDestroy)
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complain("attempt to finalize uiOSContainer with uipOSContainer at %p before uiOSContainerDestroy()", c);
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G_OBJECT_CLASS(uipOSContainer_parent_class)->finalize(obj);
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if (options.debugLogAllocations)
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fprintf(stderr, "%p free\n", obj);
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}
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static void uipOSContainer_add(GtkContainer *container, GtkWidget *widget)
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{
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uipOSContainer *c = uipOSContainer(container);
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gtk_widget_set_parent(widget, GTK_WIDGET(c));
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if (c->children != NULL)
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g_ptr_array_add(c->children, widget);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void uipOSContainer_remove(GtkContainer *container, GtkWidget *widget)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(container);
|
|
||||||
|
|
||||||
gtk_widget_unparent(widget);
|
|
||||||
if (c->children != NULL)
|
|
||||||
if (g_ptr_array_remove(c->children, widget) == FALSE)
|
|
||||||
complain("widget %p not found in uipOSContainer gtk_container_remove()", widget);
|
|
||||||
}
|
|
||||||
|
|
||||||
#define gtkXPadding 12
|
|
||||||
#define gtkYPadding 6
|
|
||||||
|
|
||||||
static void uipOSContainer_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(widget);
|
|
||||||
uiSizing d;
|
|
||||||
intmax_t x, y, width, height;
|
|
||||||
|
|
||||||
gtk_widget_set_allocation(GTK_WIDGET(c), allocation);
|
|
||||||
if (c->mainControl == NULL)
|
|
||||||
return;
|
|
||||||
x = allocation->x + c->marginLeft;
|
|
||||||
y = allocation->y + c->marginTop;
|
|
||||||
width = allocation->width - (c->marginLeft + c->marginRight);
|
|
||||||
height = allocation->height - (c->marginTop + c->marginBottom);
|
|
||||||
d.xPadding = gtkXPadding;
|
|
||||||
d.yPadding = gtkYPadding;
|
|
||||||
uiControlResize(c->mainControl, x, y, width, height, &d);
|
|
||||||
}
|
|
||||||
|
|
||||||
struct forall {
|
|
||||||
GtkCallback callback;
|
|
||||||
gpointer data;
|
|
||||||
};
|
|
||||||
|
|
||||||
static void doforall(gpointer obj, gpointer data)
|
|
||||||
{
|
|
||||||
struct forall *s = (struct forall *) data;
|
|
||||||
|
|
||||||
(*(s->callback))(GTK_WIDGET(obj), s->data);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void uipOSContainer_forall(GtkContainer *container, gboolean includeInternals, GtkCallback callback, gpointer data)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(container);
|
|
||||||
struct forall s;
|
|
||||||
|
|
||||||
s.callback = callback;
|
|
||||||
s.data = data;
|
|
||||||
if (c->children != NULL)
|
|
||||||
g_ptr_array_foreach(c->children, doforall, &s);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void uipOSContainer_class_init(uipOSContainerClass *class)
|
|
||||||
{
|
|
||||||
G_OBJECT_CLASS(class)->dispose = uipOSContainer_dispose;
|
|
||||||
G_OBJECT_CLASS(class)->finalize = uipOSContainer_finalize;
|
|
||||||
GTK_WIDGET_CLASS(class)->size_allocate = uipOSContainer_size_allocate;
|
|
||||||
GTK_CONTAINER_CLASS(class)->add = uipOSContainer_add;
|
|
||||||
GTK_CONTAINER_CLASS(class)->remove = uipOSContainer_remove;
|
|
||||||
GTK_CONTAINER_CLASS(class)->forall = uipOSContainer_forall;
|
|
||||||
}
|
|
||||||
|
|
||||||
// TODO convert other methods of other backends to pp arg p instance variable
|
|
||||||
|
|
||||||
static void parentDestroy(uiOSContainer *cc)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(cc->Internal);
|
|
||||||
|
|
||||||
// first, destroy the main control
|
|
||||||
if (c->mainControl != NULL) {
|
|
||||||
// we have to do this before we can destroy controls
|
|
||||||
uiControlSetHasParent(c->mainControl, 0);
|
|
||||||
uiControlSetOSContainer(c->mainControl, NULL);
|
|
||||||
uiControlDestroy(c->mainControl);
|
|
||||||
c->mainControl = NULL;
|
|
||||||
}
|
|
||||||
// now we can mark the parent as ready to be destroyed
|
|
||||||
c->canDestroy = TRUE;
|
|
||||||
// finally, destroy the parent
|
|
||||||
g_object_unref(G_OBJECT(c));
|
|
||||||
// and free ourselves
|
|
||||||
uiFree(cc);
|
|
||||||
}
|
|
||||||
|
|
||||||
static uintptr_t parentHandle(uiOSContainer *cc)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(cc->Internal);
|
|
||||||
|
|
||||||
return (uintptr_t) c;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void parentSetMainControl(uiOSContainer *cc, uiControl *mainControl)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(cc->Internal);
|
|
||||||
|
|
||||||
if (c->mainControl != NULL) {
|
|
||||||
uiControlSetHasParent(c->mainControl, 0);
|
|
||||||
uiControlSetOSContainer(c->mainControl, NULL);
|
|
||||||
}
|
|
||||||
c->mainControl = mainControl;
|
|
||||||
if (c->mainControl != NULL) {
|
|
||||||
uiControlSetHasParent(c->mainControl, 1);
|
|
||||||
uiControlSetOSContainer(c->mainControl, cc);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void parentSetMargins(uiOSContainer *cc, intmax_t left, intmax_t top, intmax_t right, intmax_t bottom)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(cc->Internal);
|
|
||||||
|
|
||||||
c->marginLeft = left;
|
|
||||||
c->marginTop = top;
|
|
||||||
c->marginRight = right;
|
|
||||||
c->marginBottom = bottom;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void parentUpdate(uiOSContainer *cc)
|
|
||||||
{
|
|
||||||
uipOSContainer *c = uipOSContainer(cc->Internal);
|
|
||||||
|
|
||||||
gtk_widget_queue_resize(GTK_WIDGET(c));
|
|
||||||
}
|
|
||||||
|
|
||||||
uiOSContainer *uiNewOSContainer(uintptr_t osParent)
|
|
||||||
{
|
|
||||||
uiOSContainer *c;
|
|
||||||
|
|
||||||
c = uiNew(uiOSContainer);
|
|
||||||
c->Internal = g_object_new(uipOSContainerType, NULL);
|
|
||||||
c->Destroy = parentDestroy;
|
|
||||||
c->Handle = parentHandle;
|
|
||||||
c->SetMainControl = parentSetMainControl;
|
|
||||||
c->SetMargins = parentSetMargins;
|
|
||||||
c->Update = parentUpdate;
|
|
||||||
gtk_container_add(GTK_CONTAINER(osParent), GTK_WIDGET(c->Internal));
|
|
||||||
// make it visible by default
|
|
||||||
gtk_widget_show_all(GTK_WIDGET(c->Internal));
|
|
||||||
// hold a reference to it to keep it alive
|
|
||||||
g_object_ref(G_OBJECT(c->Internal));
|
|
||||||
return c;
|
|
||||||
}
|
|
||||||
Loading…
Reference in New Issue