Merge pull request #296 from acrisci/feature/view-set-position

rootston: view set position

include/rootston/view.h

@@ -73,12 +73,14 @@ struct roots_view {
 	void (*get_size)(struct roots_view *view, struct wlr_box *box);
 	void (*activate)(struct roots_view *view, bool active);
 	void (*resize)(struct roots_view *view, uint32_t width, uint32_t height);
+	void (*set_position)(struct roots_view *view, double x, double y);
 	void (*close)(struct roots_view *view);
 };
 
 void view_get_size(struct roots_view *view, struct wlr_box *box);
 void view_activate(struct roots_view *view, bool active);
 void view_resize(struct roots_view *view, uint32_t width, uint32_t height);
+void view_set_position(struct roots_view *view, double x, double y);
 void view_close(struct roots_view *view);
 bool view_center(struct roots_view *view);
 void view_initialize(struct roots_view *view);

rootston/cursor.c

@@ -14,6 +14,7 @@
 #include "rootston/config.h"
 #include "rootston/input.h"
 #include "rootston/desktop.h"
+#include "rootston/view.h"
 
 const struct roots_input_event *get_input_event(struct roots_input *input,
 		uint32_t serial) {
@@ -103,32 +104,40 @@ void cursor_update_position(struct roots_input *input, uint32_t time) {
 		break;
 	case ROOTS_CURSOR_MOVE:
 		if (input->active_view) {
-			int dx = input->cursor->x - input->offs_x,
-				dy = input->cursor->y - input->offs_y;
-			input->active_view->x = input->view_x + dx;
-			input->active_view->y = input->view_y + dy;
+			double dx = input->cursor->x - input->offs_x;
+			double dy = input->cursor->y - input->offs_y;
+			view_set_position(input->active_view,
+				input->view_x + dx, input->view_y + dy);
 		}
 		break;
 	case ROOTS_CURSOR_RESIZE:
 		if (input->active_view) {
-			int dx = input->cursor->x - input->offs_x,
-				dy = input->cursor->y - input->offs_y;
-			int width = input->view_width,
-				height = input->view_height;
+			double dx = input->cursor->x - input->offs_x;
+			double dy = input->cursor->y - input->offs_y;
+			double active_x = input->active_view->x;
+			double active_y = input->active_view->y;
+			int width = input->view_width;
+			int height = input->view_height;
 			if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_TOP) {
-				input->active_view->y = input->view_y + dy;
+				active_y = input->view_y + dy;
 				height -= dy;
 			}
 			if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_BOTTOM) {
 				height += dy;
 			}
 			if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_LEFT) {
-				input->active_view->x = input->view_x + dx;
+				active_x = input->view_x + dx;
 				width -= dx;
 			}
 			if (input->resize_edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
 				width += dx;
 			}
+
+			// TODO we might need one configure event for this
+			if (active_x != input->active_view->x ||
+					active_y != input->active_view->y) {
+				view_set_position(input->active_view, active_x, active_y);
+			}
 			view_resize(input->active_view, width, height);
 		}
 		break;

rootston/desktop.c

@@ -46,6 +46,16 @@ void view_get_size(struct roots_view *view, struct wlr_box *box) {
 	box->height = view->wlr_surface->current->height;
 }
 
+void view_set_position(struct roots_view *view, double x, double y) {
+	if (view->set_position) {
+		view->set_position(view, x, y);
+		return;
+	}
+
+	view->x = x;
+	view->y = y;
+}
+
 void view_activate(struct roots_view *view, bool activate) {
 	if (view->activate) {
 		view->activate(view, activate);

rootston/wl_shell.c

@@ -109,19 +109,6 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
 	struct roots_view *view = calloc(1, sizeof(struct roots_view));
 	view->type = ROOTS_WL_SHELL_VIEW;
 
-	if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TRANSIENT) {
-		// we need to map it relative to the parent
-		int i =
-			list_seq_find(desktop->views,
-				shell_surface_compare_equals, surface->parent);
-		if (i != -1) {
-			struct roots_view *parent = desktop->views->items[i];
-			view->x = parent->x + surface->transient_state->x;
-			view->y = parent->y + surface->transient_state->y;
-		}
-	} else {
-		view->x = view->y = 200;
-	}
 	view->wl_shell_surface = surface;
 	view->roots_wl_shell_surface = roots_surface;
 	view->wlr_surface = surface->surface;
@@ -131,4 +118,17 @@ void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
 	roots_surface->view = view;
 	list_add(desktop->views, view);
 	view_initialize(view);
+
+	if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TRANSIENT) {
+		// we need to map it relative to the parent
+		int i =
+			list_seq_find(desktop->views,
+				shell_surface_compare_equals, surface->parent);
+		if (i != -1) {
+			struct roots_view *parent = desktop->views->items[i];
+			view_set_position(view,
+				parent->x + surface->transient_state->x,
+				parent->y + surface->transient_state->y);
+		}
+	}
 }

rootston/xwayland.c

@@ -26,6 +26,15 @@ static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
 		xwayland_surface->x, xwayland_surface->y, width, height);
 }
 
+static void set_position(struct roots_view *view, double x, double y) {
+	assert(view->type == ROOTS_XWAYLAND_VIEW);
+	struct wlr_xwayland_surface *xwayland_surface = view->xwayland_surface;
+	view->x = x;
+	view->y = y;
+	wlr_xwayland_surface_configure(view->desktop->xwayland, xwayland_surface,
+		x, y, xwayland_surface->width, xwayland_surface->height);
+}
+
 static void close(struct roots_view *view) {
 	assert(view->type == ROOTS_XWAYLAND_VIEW);
 	wlr_xwayland_surface_close(view->desktop->xwayland, view->xwayland_surface);
@@ -88,7 +97,12 @@ void handle_xwayland_surface(struct wl_listener *listener, void *data) {
 	view->desktop = desktop;
 	view->activate = activate;
 	view->resize = resize;
+	view->set_position = set_position;
 	view->close = close;
 	roots_surface->view = view;
 	list_add(desktop->views, view);
+
+	if (!surface->override_redirect) {
+		view_initialize(view);
+	}
 }