Fixed resize handling (SIGWINCH).

git-svn-id: https://svn.musicpd.org/ncmpc/trunk@871 09075e82-0dd4-0310-85a5-a0d7c8717e4f

9 files changed, 98 insertions, 13 deletions

diff --git a/command.c b/command.c
index 2ad85d0ce..2a426e347 100644
--- a/command.c
+++ b/command.c
@@ -328,6 +328,9 @@ get_keyboard_command(void)
 
   key = wgetch(stdscr);
 
+  if( key==KEY_RESIZE )
+    screen_resize();
+
   if( key==ERR )
     return CMD_NONE;
 
diff --git a/main.c b/main.c
index 21fd5ac42..1d4588418 100644
--- a/main.c
+++ b/main.c
@@ -102,15 +102,6 @@ main(int argc, const char *argv[])
       perror("signal");
       exit(EXIT_FAILURE);
     }
-  /* setup signal behavior - SIGWINCH  */
-  sigemptyset( &act.sa_mask );
-  act.sa_flags    = 0;
-  act.sa_handler = screen_resized;
-  if( sigaction( SIGWINCH, &act, NULL )<0 )
-    {
-      perror("sigaction()");
-      exit(EXIT_FAILURE);
-    }
   /* setup signal behavior - SIGTERM */
   sigemptyset( &act.sa_mask );
   act.sa_flags    = 0;
diff --git a/screen.c b/screen.c
index ccf7c8cc7..53146216c 100644
--- a/screen.c
+++ b/screen.c
@@ -21,6 +21,7 @@
 #include <stdarg.h>
 #include <string.h>
 #include <time.h>
+#include <signal.h>
 #include <glib.h>
 #include <ncurses.h>
 
@@ -318,15 +319,64 @@ screen_exit(void)
 }
 
 void
-screen_resized(int sig)
+screen_resize(void)
 {
-  screen_exit();
+  GList *list;
+
+#ifdef DEBUG
+  fprintf(stderr, "Resize rows %d->%d, cols %d->%d\n",
+	  screen->rows, LINES,
+	  screen->cols, COLS);
+#endif
+      
   if( COLS<SCREEN_MIN_COLS || LINES<SCREEN_MIN_ROWS )
     {
+      screen_exit();
       fprintf(stderr, "Error: Screen to small!\n");
       exit(EXIT_FAILURE);
     }
-  screen_init();
+
+  resizeterm(LINES, COLS);
+
+  screen->cols = COLS;
+  screen->rows = LINES;
+
+  /* top window */
+  screen->top_window.cols = screen->cols;
+  wresize(screen->top_window.w, 2, screen->cols);
+
+  /* main window */
+  screen->main_window.cols = screen->cols;
+  screen->main_window.rows = screen->rows-4;
+  wresize(screen->main_window.w, screen->main_window.rows, screen->cols);
+  wclear(screen->main_window.w);
+
+  /* progress window */
+  screen->progress_window.cols = screen->cols;
+  wresize(screen->progress_window.w, 1, screen->cols);
+  mvwin(screen->progress_window.w, screen->rows-2, 0);
+
+  /* status window */
+  screen->status_window.cols = screen->cols;
+  wresize(screen->status_window.w, 1, screen->cols);
+  mvwin(screen->status_window.w, screen->rows-1, 0);
+
+  screen->buf_size = screen->cols;
+  g_free(screen->buf);
+  screen->buf = g_malloc(screen->cols);
+
+  list = g_list_first(screen->screen_list);
+  while( list )
+    {
+      screen_functions_t *mode_fn = list->data;
+
+      if( mode_fn && mode_fn->resize )
+	mode_fn->resize(screen->main_window.cols, screen->main_window.rows);
+
+      list=list->next;
+    }
+  
+  screen->painted = 0;
 }
 
 void 
diff --git a/screen.h b/screen.h
index d770aba0f..a95269337 100644
--- a/screen.h
+++ b/screen.h
@@ -84,6 +84,7 @@ typedef void (*screen_init_fn_t)   (WINDOW *w, int cols, int rows);
 typedef void (*screen_exit_fn_t)   (void);
 typedef void (*screen_open_fn_t)   (screen_t *screen, mpd_client_t *c);
 typedef void (*screen_close_fn_t)  (void);
+typedef void (*screen_resize_fn_t)   (int cols, int rows);
 typedef void (*screen_paint_fn_t)  (screen_t *screen, mpd_client_t *c);
 typedef void (*screen_update_fn_t) (screen_t *screen, mpd_client_t *c);
 typedef int (*screen_cmd_fn_t) (screen_t *scr, mpd_client_t *c, command_t cmd);
@@ -96,6 +97,7 @@ typedef struct
   screen_exit_fn_t   exit;
   screen_open_fn_t   open;
   screen_close_fn_t  close;
+  screen_resize_fn_t resize;
   screen_paint_fn_t  paint;
   screen_update_fn_t update;
   screen_cmd_fn_t    cmd;
@@ -107,7 +109,7 @@ typedef struct
 
 int screen_init(void);
 int screen_exit(void);
-void screen_resized(int sig);
+void screen_resize(void);
 void screen_status_message(char *msg);
 void screen_status_printf(char *format, ...);
 char *screen_error(void);
diff --git a/screen_file.c b/screen_file.c
index a0b9ee3f7..e57fc317f 100644
--- a/screen_file.c
+++ b/screen_file.c
@@ -178,6 +178,8 @@ handle_delete(screen_t *screen, mpd_client_t *c)
   snprintf(buf, BUFSIZE, "Delete playlist %s [y/n] ? ", str);
   g_free(str);  
   key = tolower(screen_getch(screen->status_window.w, buf));
+  if( key==KEY_RESIZE )
+    screen_resize();
   if( key!='y' )
     {
       screen_status_printf("Aborted!");
@@ -331,6 +333,13 @@ file_init(WINDOW *w, int cols, int rows)
 }
 
 static void
+file_resize(int cols, int rows)
+{
+  lw->cols = cols;
+  lw->rows = rows;
+}
+
+static void
 file_exit(void)
 {
   list_window_free(lw);
@@ -484,6 +493,7 @@ get_screen_file(void)
   functions.exit   = file_exit;
   functions.open   = file_open;
   functions.close  = file_close;
+  functions.resize = file_resize;
   functions.paint  = file_paint;
   functions.update = file_update;
   functions.cmd    = file_cmd;
diff --git a/screen_help.c b/screen_help.c
index 833342b9d..37bf9a385 100644
--- a/screen_help.c
+++ b/screen_help.c
@@ -172,6 +172,13 @@ help_init(WINDOW *w, int cols, int rows)
 }
 
 static void
+help_resize(int cols, int rows)
+{
+  lw->cols = cols;
+  lw->rows = rows;
+}
+
+static void
 help_exit(void)
 {
   list_window_free(lw);
@@ -234,6 +241,7 @@ get_screen_help(void)
   functions.exit   = help_exit;
   functions.open   = NULL;
   functions.close  = NULL;
+  functions.resize = help_resize;
   functions.paint  = help_paint;
   functions.update = help_update;
   functions.cmd    = help_cmd;
diff --git a/screen_keydef.c b/screen_keydef.c
index 46510c06b..4bda6ea21 100644
--- a/screen_keydef.c
+++ b/screen_keydef.c
@@ -150,6 +150,8 @@ assign_new_key(WINDOW *w, int cmd_index, int key_index)
 
   snprintf(buf, BUFSIZE, "Enter new key for %s: ", cmds[cmd_index].name);
   key = screen_getch(w, buf);
+  if( key==KEY_RESIZE )
+    screen_resize();
   if( key==ERR )
     {
       screen_status_printf("Aborted!");
@@ -214,6 +216,13 @@ keydef_init(WINDOW *w, int cols, int rows)
   lw = list_window_init(w, cols, rows);
 }
 
+static void
+keydef_resize(int cols, int rows)
+{
+  lw->cols = cols;
+  lw->rows = rows;
+}
+
 static void 
 keydef_exit(void)
 {
@@ -370,6 +379,7 @@ get_screen_keydef(void)
   functions.exit   = keydef_exit;
   functions.open   = keydef_open;
   functions.close  = keydef_close;
+  functions.resize = keydef_resize;
   functions.paint  = keydef_paint;
   functions.update = keydef_update;
   functions.cmd    = keydef_cmd;
diff --git a/screen_play.c b/screen_play.c
index 5669d3641..eb1048951 100644
--- a/screen_play.c
+++ b/screen_play.c
@@ -134,6 +134,14 @@ play_init(WINDOW *w, int cols, int rows)
 }
 
 static void
+play_resize(int cols, int rows)
+{
+  lw->cols = cols;
+  lw->rows = rows;
+}
+
+
+static void
 play_exit(void)
 {
   list_window_free(lw);
@@ -251,6 +259,7 @@ get_screen_playlist(void)
   functions.exit   = play_exit;
   functions.open   = NULL;
   functions.close  = NULL;
+  functions.resize = play_resize;
   functions.paint  = play_paint;
   functions.update = play_update;
   functions.cmd    = play_cmd;
diff --git a/screen_utils.c b/screen_utils.c
index c9fff74c4..1fb581aaa 100644
--- a/screen_utils.c
+++ b/screen_utils.c
@@ -50,6 +50,8 @@ screen_getch(WINDOW *w, char *prompt)
   timeout(-1);
 
   key = wgetch(w);
+  if( key==KEY_RESIZE )
+    screen_resize();
 
   noecho();
   curs_set(0);