Check for g_wayland in every API call.

[staging/windowmanager.git] / src / wayland.hpp

diff --git a/src/wayland.hpp b/src/wayland.hpp
index 2321fff..ce8360f 100644 (file)
--- a/src/wayland.hpp
+++ b/src/wayland.hpp
@@ -3,7 +3,7 @@
 
 #include "ivi-controller-client-protocol.h"
 
-#include "util.h"
+#include "util.hpp"
 
 #include <functional>
 #include <memory>
@@ -19,11 +19,12 @@
 template <typename ProxyT>
 struct wayland_proxy {
    std::unique_ptr<ProxyT, std::function<void(ProxyT *)>> proxy;
+   wayland_proxy(wayland_proxy const &) = delete;
+   wayland_proxy &operator=(wayland_proxy const &) = delete;
    wayland_proxy(void *p)
-      : wayland_proxy(p, [](ProxyT *p) {
-           wl_proxy_destroy(reinterpret_cast<struct wl_proxy *>(p));
-        }) {}
-   wayland_proxy(void *p, std::function<void(ProxyT *)> p_del)
+      : wayland_proxy(p,
+                      reinterpret_cast<void (*)(ProxyT *)>(wl_proxy_destroy)) {}
+   wayland_proxy(void *p, std::function<void(ProxyT *)> &&p_del)
       : proxy(std::unique_ptr<ProxyT, std::function<void(ProxyT *)>>(
            static_cast<ProxyT *>(p), p_del)) {}
 };
@@ -45,6 +46,8 @@ struct registry : public wayland_proxy<struct wl_registry> {
    typedef std::function<void(struct wl_registry *, uint32_t, uint32_t)> binder;
    std::unordered_map<std::string, binder> bindings;
 
+   registry(registry const &) = delete;
+   registry &operator=(registry const &) = delete;
    registry(struct wl_display *d);
 
    void add_global_handler(char const *iface, binder bind);
@@ -64,6 +67,8 @@ struct display {
    std::unique_ptr<struct wl_display, void (*)(struct wl_display *)> d;
    struct registry r;
 
+   display(display const &) = delete;
+   display &operator=(display const &) = delete;
    display();
    bool ok() const;
    void roundtrip();
@@ -83,6 +88,8 @@ struct output : wayland_proxy<struct wl_output> {
    int height{};
    int refresh{};
 
+   output(output const &) = delete;
+   output &operator=(output const &) = delete;
    output(struct wl_registry *r, uint32_t name, uint32_t v);
 
    // Events
@@ -92,7 +99,7 @@ struct output : wayland_proxy<struct wl_output> {
    void done();
    void scale(int32_t factor);
 };
-}
+}  // namespace wl
 
 //  _ __   __ _ _ __ ___   ___  ___ _ __   __ _  ___ ___
 // | '_ \ / _` | '_ ` _ \ / _ \/ __| '_ \ / _` |/ __/ _ \
@@ -122,6 +129,8 @@ struct controller_child {
    struct controller *parent;
    uint32_t id;
 
+   controller_child(controller_child const &) = delete;
+   controller_child &operator=(controller_child const &) = delete;
    controller_child(struct controller *c, uint32_t i) : parent(c), id(i) {}
    virtual ~controller_child() {}
 };
@@ -141,6 +150,8 @@ struct surface : public wayland_proxy<struct ivi_controller_surface>,
    int32_t visibility;
    float opacity;
 
+   surface(surface const &) = delete;
+   surface &operator=(surface const &) = delete;
    surface(uint32_t i, struct controller *c);
 
    // Requests
@@ -172,6 +183,8 @@ struct layer : public wayland_proxy<struct ivi_controller_layer>,
    int32_t visibility;
    float opacity;
 
+   layer(layer const &) = delete;
+   layer &operator=(layer const &) = delete;
    layer(uint32_t i, struct controller *c);
    layer(uint32_t i, int32_t w, int32_t h, struct controller *c);
 
@@ -199,6 +212,8 @@ struct layer : public wayland_proxy<struct ivi_controller_layer>,
 //
 struct screen : public wayland_proxy<struct ivi_controller_screen>,
                 controller_child {
+   screen(screen const &) = delete;
+   screen &operator=(screen const &) = delete;
    screen(uint32_t i, struct controller *c, struct ivi_controller_screen *p);
    void clear();
    void add_layer(layer *l);
@@ -212,6 +227,13 @@ struct screen : public wayland_proxy<struct ivi_controller_screen>,
 //  \___\___/|_| |_|\__|_|  \___/|_|_|\___|_|
 //
 struct controller : public wayland_proxy<struct ivi_controller> {
+   // HACK:
+   // The order of these member is mandatory, as when objects are destroyed
+   // they will call their parent (that's us right here!) and remove their
+   // proxy-to-id mapping. I.e. the *_proxy_to_id members need to be valid
+   // when the surfaces/layers/screens maps are destroyed. This sucks, but
+   // I cannot see a better solution w/o globals or some other horrible
+   // call-our-parent construct.
    std::unordered_map<uintptr_t, uint32_t> surface_proxy_to_id;
    std::unordered_map<uintptr_t, uint32_t> layer_proxy_to_id;
    std::unordered_map<uintptr_t, uint32_t> screen_proxy_to_id;
@@ -226,6 +248,8 @@ struct controller : public wayland_proxy<struct ivi_controller> {
 
    size output_size;
 
+   void debug_dump_current_status();
+
    void add_proxy_to_id_mapping(struct ivi_controller_surface *p, uint32_t id);
    void remove_proxy_to_id_mapping(struct ivi_controller_surface *p);
    void add_proxy_to_id_mapping(struct ivi_controller_layer *p, uint32_t id);
@@ -255,34 +279,34 @@ struct controller : public wayland_proxy<struct ivi_controller> {
                          int32_t error_code, char const *error_text);
 
    // surface
-   void surface_visibility(uint32_t id, int32_t visibility);
-   void surface_opacity(uint32_t id, float opacity);
-   void surface_source_rectangle(uint32_t id, int32_t x, int32_t y,
+   void surface_visibility(struct surface *s, int32_t visibility);
+   void surface_opacity(struct surface *s, float opacity);
+   void surface_source_rectangle(struct surface *s, int32_t x, int32_t y,
                                  int32_t width, int32_t height);
-   void surface_destination_rectangle(uint32_t id, int32_t x, int32_t y,
+   void surface_destination_rectangle(struct surface *s, int32_t x, int32_t y,
                                       int32_t width, int32_t height);
-   void surface_configuration(uint32_t id, int32_t width, int32_t height);
-   void surface_orientation(uint32_t id, int32_t orientation);
-   void surface_pixelformat(uint32_t id, int32_t pixelformat);
-   void surface_layer(uint32_t id, struct ivi_controller_layer *layer);
-   void surface_stats(uint32_t id, uint32_t redraw_count, uint32_t frame_count,
-                      uint32_t update_count, uint32_t pid,
+   void surface_configuration(struct surface *s, int32_t width, int32_t height);
+   void surface_orientation(struct surface *s, int32_t orientation);
+   void surface_pixelformat(struct surface *s, int32_t pixelformat);
+   void surface_layer(struct surface *s, struct ivi_controller_layer *layer);
+   void surface_stats(struct surface *s, uint32_t redraw_count,
+                      uint32_t frame_count, uint32_t update_count, uint32_t pid,
                       const char *process_name);
-   void surface_destroyed(uint32_t id);
-   void surface_content(uint32_t id, int32_t content_state);
+   void surface_destroyed(struct surface *s);
+   void surface_content(struct surface *s, int32_t content_state);
 
    // layer
-   void layer_visibility(uint32_t id, int32_t visibility);
-   void layer_opacity(uint32_t id, float opacity);
-   void layer_source_rectangle(uint32_t id, int32_t x, int32_t y, int32_t width,
-                               int32_t height);
-   void layer_destination_rectangle(uint32_t id, int32_t x, int32_t y,
+   void layer_visibility(struct layer *l, int32_t visibility);
+   void layer_opacity(struct layer *l, float opacity);
+   void layer_source_rectangle(struct layer *l, int32_t x, int32_t y,
+                               int32_t width, int32_t height);
+   void layer_destination_rectangle(struct layer *l, int32_t x, int32_t y,
                                     int32_t width, int32_t height);
-   void layer_configuration(uint32_t id, int32_t width, int32_t height);
-   void layer_orientation(uint32_t id, int32_t orientation);
-   void layer_screen(uint32_t id, struct wl_output *screen);
-   void layer_destroyed(uint32_t id);
+   void layer_configuration(struct layer *l, int32_t width, int32_t height);
+   void layer_orientation(struct layer *l, int32_t orientation);
+   void layer_screen(struct layer *l, struct wl_output *screen);
+   void layer_destroyed(struct layer *l);
 };
-}
+}  // namespace genivi
 
 #endif  // !WM_WAYLAND_HPP