From aff220c9f50229be955878d603d4c05df65fc605 Mon Sep 17 00:00:00 2001
From: Jonathan Gordon <rockbox@jdgordon.info>
Date: Sun, 11 May 2008 13:59:27 +0000
Subject: and the time/date screen... also change the order the yes/no screen
 clears the viewport.. stop_scroll should be called before clear or you might
 get artifacts

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17455 a1c6a512-1295-4272-9138-f99709370657
---
 apps/gui/yesno.c |  4 ++--
 apps/screens.c   | 39 ++++++++++++++++++++-------------------
 2 files changed, 22 insertions(+), 21 deletions(-)

diff --git a/apps/gui/yesno.c b/apps/gui/yesno.c
index 65dd9651d2..7433e16d71 100644
--- a/apps/gui/yesno.c
+++ b/apps/gui/yesno.c
@@ -60,8 +60,8 @@ static void gui_yesno_draw(struct gui_yesno * yn)
     int nb_lines, vp_lines, line_shift=0;
 
     display->set_viewport(vp);
-    display->clear_viewport();
     display->stop_scroll();
+    display->clear_viewport();
     nb_lines = yn->main_message->nb_lines;
     vp_lines = viewport_get_nb_lines(vp);
 
@@ -100,8 +100,8 @@ static bool gui_yesno_draw_result(struct gui_yesno * yn, enum yesno_res result)
     if(message==NULL)
         return false;
     display->set_viewport(vp);
-    display->clear_viewport();
     display->stop_scroll();
+    display->clear_viewport();
     put_message(yn->display, message, 0, viewport_get_nb_lines(vp));
     display->update_viewport();
     display->set_viewport(NULL);
diff --git a/apps/screens.c b/apps/screens.c
index eb6956ab4e..fc5c0053ec 100644
--- a/apps/screens.c
+++ b/apps/screens.c
@@ -52,7 +52,6 @@
 #include "splash.h"
 #include "statusbar.h"
 #include "screen_access.h"
-#include "quickscreen.h"
 #include "pcmbuf.h"
 #include "list.h"
 #include "yesno.h"
@@ -449,6 +448,8 @@ bool set_time_screen(const char* title, struct tm *tm)
     unsigned int prev_line_height;
     int daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
     unsigned char buffer[20];
+    struct viewport vp[NB_SCREENS];
+    int nb_lines;
 
     /* 6 possible cursor possitions, 2 values stored for each: x, y */
     unsigned int cursor[6][2];
@@ -508,16 +509,18 @@ bool set_time_screen(const char* title, struct tm *tm)
 
         FOR_NB_SCREENS(s)
         {
+            viewport_set_defaults(&vp[s], s);
+            nb_lines = viewport_get_nb_lines(&vp[s]);
+            
             /* minimum lines needed is 2 + title line */
-            gui_textarea_update_nblines(&screens[s]);
-            if (screens[s].nb_lines < 4)
+            if (nb_lines < 4)
             {
-                screens[s].setfont(FONT_SYSFIXED);
-                gui_textarea_update_nblines(&screens[s]);
+                vp[s].font = FONT_SYSFIXED;
+                nb_lines = viewport_get_nb_lines(&vp[s]);
             }
             
             /* recalculate the positions and offsets */
-            if (screens[s].nb_lines >= 3)
+            if (nb_lines >= 3)
                 screens[s].getstringsize(title, NULL, &prev_line_height);
             else
                 prev_line_height = 0;
@@ -542,13 +545,15 @@ bool set_time_screen(const char* title, struct tm *tm)
             }
 
             /* draw the screen */
-            screens[s].set_drawmode(DRMODE_SOLID);
-            gui_textarea_clear(&screens[s]);
+            screens[s].set_viewport(&vp[s]);
+            screens[s].stop_scroll();
+            screens[s].clear_viewport();
             /* display the screen title */
             screens[s].puts_scroll(0, 0, title);
 
             /* these are not selectable, so we draw them outside the loop */
-            screens[s].putsxy(0, cursor[3][INDEX_Y], str(LANG_WEEKDAY_SUNDAY + tm->tm_wday)); /* name of the week day */
+            screens[s].putsxy(0, cursor[3][INDEX_Y], 
+                              str(LANG_WEEKDAY_SUNDAY + tm->tm_wday)); /* name of the week day */
 
             /* draw the selected item with drawmode set to
                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
@@ -556,23 +561,24 @@ bool set_time_screen(const char* title, struct tm *tm)
             for(i=0; i<6; i++)
             {
                 if (cursorpos == (int)i)
-                    screens[s].set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
+                    vp[s].drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
     
                 screens[s].putsxy(cursor[i][INDEX_X], 
                                   cursor[i][INDEX_Y], ptr[i]);
 
-                screens[s].set_drawmode(DRMODE_SOLID);
+                vp[s].drawmode = DRMODE_SOLID;
 
                 screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width, 
                                   cursor[0][INDEX_Y], SEPARATOR);
             }
 
             /* print help text */
-            if (screens[s].nb_lines > 4)
+            if (nb_lines > 4)
                 screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON));
-            if (screens[s].nb_lines > 5)
+            if (nb_lines > 5)
                 screens[s].puts(0, 5, str(LANG_TIME_REVERT));
-            screens[s].update();
+            screens[s].update_viewport();
+            screens[s].set_viewport(NULL);
         }
         gui_syncstatusbar_draw(&statusbars, true);
 
@@ -643,11 +649,6 @@ bool set_time_screen(const char* title, struct tm *tm)
                 break;
         }
     }
-    FOR_NB_SCREENS(i)
-    {
-        screens[i].setfont(FONT_UI);
-        gui_textarea_update_nblines(&screens[i]);
-    }
     return false;
 }
 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
-- 
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