From de5187bb0148f5c68cfe8e0668887edf54d8a12b Mon Sep 17 00:00:00 2001
From: Qball Cow <qball@gmpclient.org>
Date: Wed, 14 May 2014 19:51:48 +0200
Subject: [PATCH] Add small arrows indicating more pages. (to be updated later)

---
 include/textbox.h   |  1 +
 source/rofi.c       | 28 +++++++++++++++++++++++++++-
 source/run-dialog.c | 12 ------------
 source/textbox.c    | 27 +++++++++++++++++++++------
 4 files changed, 49 insertions(+), 19 deletions(-)

diff --git a/include/textbox.h b/include/textbox.h
index 7fbc3a0e..fcc64873 100644
--- a/include/textbox.h
+++ b/include/textbox.h
@@ -46,4 +46,5 @@ void textbox_draw ( textbox *tb );
 int textbox_keypress ( textbox *tb, XEvent *ev );
 
 void textbox_cursor_end ( textbox *tb );
+void textbox_move (textbox *tb, int x, int y);
 #endif //__TEXTBOX_H__
diff --git a/source/rofi.c b/source/rofi.c
index 59c70bad..c489b0f6 100644
--- a/source/rofi.c
+++ b/source/rofi.c
@@ -808,6 +808,19 @@ Window       main_window = None;
 GC           gc          = NULL;
 
 #include "textbox.h"
+inline char *menu_set_arrow_text(int filtered_lines, int selected, int max_lines)
+{
+    int page   = (filtered_lines > 0)? selected/max_lines:0;
+    int npages = (filtered_lines > 0)? ((filtered_lines+max_lines-1)/max_lines):1;
+    if( page != 0  && page != (npages-1)) {
+        return "⇵";
+    } else if (page != 0) {
+        return "↑";
+    } else if (page != (npages-1)) {
+        return "↓";
+    } 
+    return " ";
+}
 
 void menu_draw ( textbox *text,
                  textbox **boxes,
@@ -1044,13 +1057,22 @@ MenuReturn menu ( char **lines, char **input, char *prompt, Time *time, int *shi
     }
 
     // search text input
+    textbox *arrowbox = textbox_create ( box, TB_AUTOHEIGHT | TB_AUTOWIDTH, 
+                                         (config.padding),
+                                         (config.padding),
+                                         0, 0, 
+                                         config.menu_font, config.menu_fg, config.menu_bg,
+                                         "W", NULL);
+
     textbox *text = textbox_create ( box, TB_AUTOHEIGHT | TB_EDITABLE,
                                      ( config.padding ),
                                      ( config.padding ),
-                                     element_width, 1,
+                                     element_width-arrowbox->w, 1,
                                      config.menu_font, config.menu_fg, config.menu_bg,
                                      ( input != NULL ) ? *input : "", prompt );
+    textbox_move ( arrowbox, w-config.padding-arrowbox->w, config.padding);
     textbox_show ( text );
+    textbox_show ( arrowbox );
 
     int line_height = text->font->ascent + text->font->descent;
 
@@ -1184,6 +1206,8 @@ MenuReturn menu ( char **lines, char **input, char *prompt, Time *time, int *shi
                 }
 
                 menu_draw ( text, boxes, max_lines, num_lines, &last_offset, selected, filtered );
+                textbox_text( arrowbox, menu_set_arrow_text(filtered_lines, selected, max_lines));
+                textbox_draw( arrowbox );
 
                 // Why do we need the specian -1?
                 if ( config.wmode == VERTICAL && max_lines > 0)
@@ -1396,6 +1420,8 @@ MenuReturn menu ( char **lines, char **input, char *prompt, Time *time, int *shi
                 }
 
                 menu_draw ( text, boxes, max_lines, num_lines, &last_offset, selected, filtered );
+                textbox_text( arrowbox, menu_set_arrow_text(filtered_lines, selected, max_lines));
+                textbox_draw( arrowbox );
             }
         }
 
diff --git a/source/run-dialog.c b/source/run-dialog.c
index 1fca28da..e28b307e 100644
--- a/source/run-dialog.c
+++ b/source/run-dialog.c
@@ -59,18 +59,6 @@ static inline int execsh ( const char *cmd, int run_in_term )
     return execlp ( "/bin/sh", "sh", "-c", cmd, NULL );
 }
 
-#define RUN_DIALOG_NAME_LENGTH 256
-typedef struct _element
-{
-    long int index;
-    char     name[RUN_DIALOG_NAME_LENGTH];
-}element;
-static int element_sort_func ( const void *ea, const void *eb )
-{
-    element *a = *(element * *) ea;
-    element *b = *(element * *) eb;
-    return b->index - a->index;
-}
 // execute sub-process
 static pid_t exec_cmd ( const char *cmd, int run_in_term )
 {
diff --git a/source/textbox.c b/source/textbox.c
index 00c4fe08..e1349377 100644
--- a/source/textbox.c
+++ b/source/textbox.c
@@ -39,7 +39,7 @@
 
 #include "rofi.h"
 #include "textbox.h"
-#define SIDE_MARGIN    3
+#define SIDE_MARGIN    2
 
 extern Display *display;
 
@@ -133,6 +133,15 @@ void textbox_text ( textbox *tb, char *text )
     textbox_extents ( tb );
 }
 
+void textbox_move (textbox *tb, int x, int y)
+{
+    if ( x != tb->x || y != tb->y )
+    {
+        tb->x = x;
+        tb->y = y;
+        XMoveResizeWindow ( display, tb->window, tb->x, tb->y, tb->w, tb->h );
+    }
+}
 // within the parent. handled auto width/height modes
 void textbox_moveresize ( textbox *tb, int x, int y, int w, int h )
 {
@@ -143,7 +152,14 @@ void textbox_moveresize ( textbox *tb, int x, int y, int w, int h )
 
     if ( tb->flags & TB_AUTOWIDTH )
     {
-        w = tb->extents.width;
+        if(w > 1)
+        {
+            w = MIN(w, tb->extents.width+2*SIDE_MARGIN);
+        }
+        else
+        {
+            w = tb->extents.width+2*SIDE_MARGIN;
+        }
     }
 
     if ( x != tb->x || y != tb->y || w != tb->w || h != tb->h )
@@ -259,12 +275,10 @@ void textbox_draw ( textbox *tb )
     // calc full input text width
     // Calculate the right size, so no characters are cut off.
     // TODO: Check performance of this.
-    while ( 1 )
-    {
+    do{
         XftTextExtentsUtf8 ( display, tb->font, ( unsigned char * ) line, length, &extents );
         line_width = extents.width;
-
-        if ( line_width < ( tb->w - 2 * SIDE_MARGIN ) )
+        if ( line_width <= ( tb->w - 2 * SIDE_MARGIN ) )
         {
             break;
         }
@@ -274,6 +288,7 @@ void textbox_draw ( textbox *tb )
             ;
         }
     }
+    while ( line_width >0 );
 
     int x = SIDE_MARGIN, y = tb->font->ascent;