screen: move mode_fn into struct screen

diff --git a/src/screen.c b/src/screen.c
index 0d242de017fe6d1d34110a74250a664ef92183cc..a08cf595dab01ad5c1616aeff53b2ffa8b362f52 100644 (file)
--- a/src/screen.c
+++ b/src/screen.c
@@ -60,36 +60,32 @@ static const unsigned SCREEN_MIN_ROWS = 5;
 
 /* screens */
 
-struct screen screen;
-static const struct screen_functions *mode_fn = &screen_queue;
-static const struct screen_functions *mode_fn_prev = &screen_queue;
+struct screen screen = {
+       .current_page = &screen_queue,
+};
 
-gboolean
-screen_is_visible(const struct screen_functions *sf)
-{
-       return sf == mode_fn;
-}
+static const struct screen_functions *mode_fn_prev = &screen_queue;
 
 void
 screen_switch(const struct screen_functions *sf, struct mpdclient *c)
 {
        assert(sf != NULL);
 
-       if (sf == mode_fn)
+       if (sf == screen.current_page)
                return;
 
-       mode_fn_prev = mode_fn;
+       mode_fn_prev = screen.current_page;
 
        /* close the old mode */
-       if (mode_fn->close != NULL)
-               mode_fn->close();
+       if (screen.current_page->close != NULL)
+               screen.current_page->close();
 
        /* get functions for the new mode */
-       mode_fn = sf;
+       screen.current_page = sf;
 
        /* open the new mode */
-       if (mode_fn->open != NULL)
-               mode_fn->open(c);
+       if (sf->open != NULL)
+               sf->open(c);
 
        screen_paint(c, true);
 }
@@ -134,7 +130,7 @@ screen_next_mode(struct mpdclient *c, int offset)
        int max = g_strv_length(options.screen_list);
 
        /* find current screen */
-       int current = find_configured_screen(screen_get_name(mode_fn));
+       int current = find_configured_screen(screen_get_name(screen.current_page));
        int next = current + offset;
        if (next<0)
                next = max-1;
@@ -154,8 +150,8 @@ paint_top_window(const struct mpdclient *c)
 #ifndef NCMPC_MINI
                screen.welcome_source_id == 0 &&
 #endif
-               mode_fn->get_title != NULL
-               ? mode_fn->get_title(screen.buf, screen.buf_size)
+               screen.current_page->get_title != NULL
+               ? screen.current_page->get_title(screen.buf, screen.buf_size)
                : "";
        assert(title != NULL);
 
@@ -185,8 +181,8 @@ update_progress_window(struct mpdclient *c, bool repaint)
 void
 screen_exit(void)
 {
-       if (mode_fn->close != NULL)
-               mode_fn->close();
+       if (screen.current_page->close != NULL)
+               screen.current_page->close();
 
        screen_list_exit();
 
@@ -317,8 +313,8 @@ screen_init(struct mpdclient *c)
        screen_list_init(screen.main_window.w,
                         screen.main_window.cols, screen.main_window.rows);
 
-       if (mode_fn->open != NULL)
-               mode_fn->open(c);
+       if (screen.current_page->open != NULL)
+               screen.current_page->open(c);
 }
 
 void
@@ -336,8 +332,8 @@ screen_paint(struct mpdclient *c, bool main_dirty)
 
        if (main_dirty) {
                wclear(screen.main_window.w);
-               if (mode_fn->paint != NULL)
-                       mode_fn->paint();
+               if (screen.current_page->paint != NULL)
+                       screen.current_page->paint();
        }
 
        /* move the cursor to the origin */
@@ -421,8 +417,8 @@ screen_update(struct mpdclient *c)
 #endif
 
        /* update the main window */
-       if (mode_fn->update != NULL)
-               mode_fn->update(c);
+       if (screen.current_page->update != NULL)
+               screen.current_page->update(c);
 
        screen_paint(c, false);
 }
@@ -463,7 +459,8 @@ screen_cmd(struct mpdclient *c, command_t cmd)
        }
 #endif
 
-       if (mode_fn->cmd != NULL && mode_fn->cmd(c, cmd))
+       if (screen.current_page->cmd != NULL &&
+           screen.current_page->cmd(c, cmd))
                return;
 
        if (handle_player_command(c, cmd))

diff --git a/src/screen.h b/src/screen.h
index c546e281b1b91183b3dde806a11e49e7bec6eafc..7c2d2140da2c26c1e58953f57fdfb7426680b7a5 100644 (file)
--- a/src/screen.h
+++ b/src/screen.h
@@ -32,6 +32,8 @@
 
 #include <glib.h>
 
+#include <stdbool.h>
+
 struct mpdclient;
 struct screen_functions;
 
@@ -41,6 +43,8 @@ struct screen {
        struct progress_bar progress_bar;
        struct status_bar status_bar;
 
+       const struct screen_functions *current_page;
+
        char *buf;
        size_t buf_size;
 
@@ -73,8 +77,11 @@ screen_switch(const struct screen_functions *sf, struct mpdclient *c);
 void 
 screen_swap(struct mpdclient *c, const struct mpd_song *song);
 
-gboolean
-screen_is_visible(const struct screen_functions *sf);
+static inline bool
+screen_is_visible(const struct screen_functions *sf)
+{
+       return sf == screen.current_page;
+}
 
 int
 screen_get_mouse_event(struct mpdclient *c, unsigned long *bstate, int *row);